diff options
150 files changed, 5746 insertions, 4062 deletions
diff --git a/.gitignore b/.gitignore index b9db7cbd39..c765ffb607 100644 --- a/.gitignore +++ b/.gitignore @@ -101,7 +101,6 @@ coverage_percent.txt linux-coverage-build linux-build win32-build -qa/pull-tester/run-bitcoind-for-test.sh qa/pull-tester/tests_config.py qa/cache/* diff --git a/configure.ac b/configure.ac index 319e1afe27..ced258e02e 100644 --- a/configure.ac +++ b/configure.ac @@ -9,7 +9,7 @@ define(_COPYRIGHT_YEAR, 2016) define(_COPYRIGHT_HOLDERS,[The %s developers]) define(_COPYRIGHT_HOLDERS_SUBSTITUTION,[[Bitcoin Core]]) AC_INIT([Bitcoin Core],[_CLIENT_VERSION_MAJOR._CLIENT_VERSION_MINOR._CLIENT_VERSION_REVISION],[https://github.com/bitcoin/bitcoin/issues],[bitcoin],[https://bitcoincore.org/]) -AC_CONFIG_SRCDIR([src/main.cpp]) +AC_CONFIG_SRCDIR([src/validation.cpp]) AC_CONFIG_HEADERS([src/config/bitcoin-config.h]) AC_CONFIG_AUX_DIR([build-aux]) AC_CONFIG_MACRO_DIR([build-aux/m4]) @@ -512,8 +512,6 @@ if test x$TARGET_OS = xdarwin; then fi AC_CHECK_HEADERS([endian.h sys/endian.h byteswap.h stdio.h stdlib.h unistd.h strings.h sys/types.h sys/stat.h sys/select.h sys/prctl.h]) -AC_SEARCH_LIBS([getaddrinfo_a], [anl], [AC_DEFINE(HAVE_GETADDRINFO_A, 1, [Define this symbol if you have getaddrinfo_a])]) -AC_SEARCH_LIBS([inet_pton], [nsl resolv], [AC_DEFINE(HAVE_INET_PTON, 1, [Define this symbol if you have inet_pton])]) AC_CHECK_DECLS([strnlen]) @@ -1079,7 +1077,6 @@ AC_SUBST(ZMQ_LIBS) AC_SUBST(PROTOBUF_LIBS) AC_SUBST(QR_LIBS) AC_CONFIG_FILES([Makefile src/Makefile doc/man/Makefile share/setup.nsi share/qt/Info.plist src/test/buildenv.py]) -AC_CONFIG_FILES([qa/pull-tester/run-bitcoind-for-test.sh],[chmod +x qa/pull-tester/run-bitcoind-for-test.sh]) AC_CONFIG_FILES([qa/pull-tester/tests_config.py],[chmod +x qa/pull-tester/tests_config.py]) AC_CONFIG_FILES([contrib/devtools/split-debug.sh],[chmod +x contrib/devtools/split-debug.sh]) AC_CONFIG_LINKS([qa/pull-tester/rpc-tests.py:qa/pull-tester/rpc-tests.py]) diff --git a/doc/developer-notes.md b/doc/developer-notes.md index b0794e6d30..ba03579e86 100644 --- a/doc/developer-notes.md +++ b/doc/developer-notes.md @@ -408,6 +408,37 @@ GUI should not interact with the user. That's where View classes come in. The converse also holds: try to not directly access core data structures from Views. +Subtrees +---------- + +Several parts of the repository are subtrees of software maintained elsewhere. + +Some of these are maintained by active developers of Bitcoin Core, in which case changes should probably go +directly upstream without being PRed directly against the project. They will be merged back in the next +subtree merge. + +Others are external projects without a tight relationship with our project. Changes to these should also +be sent upstream but bugfixes may also be prudent to PR against Bitcoin Core so that they can be integrated +quickly. Cosmetic changes should be purely taken upstream. + +There is a tool in contrib/devtools/git-subtree-check.sh to check a subtree directory for consistency with +its upstream repository. + +Current subtrees include: + +- src/leveldb + - Upstream at https://github.com/google/leveldb ; Maintained by Google, but open important PRs to Core to avoid delay + +- src/libsecp256k1 + - Upstream at https://github.com/bitcoin-core/secp256k1/ ; actively maintaned by Core contributors. + +- src/crypto/ctaes + - Upstream at https://github.com/bitcoin-core/ctaes ; actively maintained by Core contributors. + +- src/univalue + - Upstream at https://github.com/jgarzik/univalue ; report important PRs to Core to avoid delay. + + Git and github tips --------------------- diff --git a/qa/pull-tester/rpc-tests.py b/qa/pull-tester/rpc-tests.py index 58bd00fdfc..736d416e51 100755 --- a/qa/pull-tester/rpc-tests.py +++ b/qa/pull-tester/rpc-tests.py @@ -100,78 +100,87 @@ if ENABLE_ZMQ: testScripts = [ # longest test should go first, to favor running tests in parallel - 'p2p-fullblocktest.py', + 'wallet-hd.py', 'walletbackup.py', - 'bip68-112-113-p2p.py', + # vv Tests less than 5m vv + 'p2p-fullblocktest.py', + 'fundrawtransaction.py', + 'p2p-compactblocks.py', + 'segwit.py', + # vv Tests less than 2m vv 'wallet.py', 'wallet-accounts.py', - 'wallet-hd.py', + 'p2p-segwit.py', 'wallet-dump.py', 'listtransactions.py', + # vv Tests less than 60s vv + 'sendheaders.py', + 'zapwallettxes.py', + 'importmulti.py', + 'mempool_limit.py', + 'merkle_blocks.py', 'receivedby.py', + 'abandonconflict.py', + 'bip68-112-113-p2p.py', + 'rawtransactions.py', + 'reindex.py', + # vv Tests less than 30s vv 'mempool_resurrect_test.py', 'txn_doublespend.py --mineblock', - 'p2p-segwit.py', - 'segwit.py', 'txn_clone.py', 'getchaintips.py', - 'rawtransactions.py', 'rest.py', 'mempool_spendcoinbase.py', 'mempool_reorg.py', - 'mempool_limit.py', 'httpbasics.py', 'multi_rpc.py', - 'zapwallettxes.py', 'proxy_test.py', - 'merkle_blocks.py', - 'fundrawtransaction.py', 'signrawtransactions.py', 'nodehandling.py', - 'reindex.py', 'decodescript.py', 'blockchain.py', 'disablewallet.py', - 'sendheaders.py', 'keypool.py', 'p2p-mempool.py', 'prioritise_transaction.py', 'invalidblockrequest.py', 'invalidtxrequest.py', - 'abandonconflict.py', 'p2p-versionbits-warning.py', 'preciousblock.py', 'importprunedfunds.py', 'signmessages.py', - 'p2p-compactblocks.py', 'nulldummy.py', - 'importmulti.py', ] if ENABLE_ZMQ: testScripts.append('zmq_test.py') testScriptsExt = [ + 'pruning.py', + # vv Tests less than 20m vv + 'smartfees.py', + # vv Tests less than 5m vv + 'maxuploadtarget.py', + 'mempool_packages.py', + # vv Tests less than 2m vv + 'bip68-sequence.py', + 'getblocktemplate_longpoll.py', + # vv Tests less than 60s vv 'bip9-softforks.py', + 'p2p-feefilter.py', + 'rpcbind_test.py', + # vv Tests less than 30s vv 'bip65-cltv.py', 'bip65-cltv-p2p.py', - 'bip68-sequence.py', 'bipdersig-p2p.py', 'bipdersig.py', - 'getblocktemplate_longpoll.py', 'getblocktemplate_proposals.py', 'txn_doublespend.py', 'txn_clone.py --mineblock', 'forknotify.py', 'invalidateblock.py', - 'rpcbind_test.py', - 'smartfees.py', 'maxblocksinflight.py', 'p2p-acceptblock.py', - 'mempool_packages.py', - 'maxuploadtarget.py', 'replace-by-fee.py', - 'p2p-feefilter.py', - 'pruning.py', # leave pruning last as it takes a REALLY long time ] diff --git a/qa/pull-tester/run-bitcoind-for-test.sh.in b/qa/pull-tester/run-bitcoind-for-test.sh.in deleted file mode 100644 index 14ae08e4e5..0000000000 --- a/qa/pull-tester/run-bitcoind-for-test.sh.in +++ /dev/null @@ -1,36 +0,0 @@ -#!/bin/bash -# Copyright (c) 2013-2014 The Bitcoin Core developers -# Distributed under the MIT software license, see the accompanying -# file COPYING or http://www.opensource.org/licenses/mit-license.php. -# -DATADIR="@abs_top_builddir@/.bitcoin" -rm -rf "$DATADIR" -mkdir -p "$DATADIR"/regtest -touch "$DATADIR/regtest/debug.log" -tail -q -n 1 -F "$DATADIR/regtest/debug.log" | grep -m 1 -q "Done loading" & -WAITER=$! -PORT=`expr 10000 + $$ % 55536` -"@abs_top_builddir@/src/bitcoind@EXEEXT@" -connect=0.0.0.0 -datadir="$DATADIR" -rpcuser=user -rpcpassword=pass -listen -keypool=3 -debug -debug=net -logtimestamps -checkmempool=0 -relaypriority=0 -port=$PORT -whitelist=127.0.0.1 -regtest -rpcport=`expr $PORT + 1` & -BITCOIND=$! - -#Install a watchdog. -(sleep 10 && kill -0 $WAITER 2>/dev/null && kill -9 $BITCOIND $$)& -wait $WAITER - -if [ -n "$TIMEOUT" ]; then - timeout "$TIMEOUT"s "$@" $PORT - RETURN=$? -else - "$@" $PORT - RETURN=$? -fi - -(sleep 15 && kill -0 $BITCOIND 2>/dev/null && kill -9 $BITCOIND $$)& -kill $BITCOIND && wait $BITCOIND - -# timeout returns 124 on timeout, otherwise the return value of the child - -# If $RETURN is not 0, the test failed. Dump the tail of the debug log. -if [ $RETURN -ne 0 ]; then tail -n 200 $DATADIR/regtest/debug.log; fi - -exit $RETURN diff --git a/qa/rpc-tests/maxuploadtarget.py b/qa/rpc-tests/maxuploadtarget.py index d0e9fe9a3f..9340e899eb 100755 --- a/qa/rpc-tests/maxuploadtarget.py +++ b/qa/rpc-tests/maxuploadtarget.py @@ -81,49 +81,19 @@ class TestNode(NodeConnCB): class MaxUploadTest(BitcoinTestFramework): - def add_options(self, parser): - parser.add_option("--testbinary", dest="testbinary", - default=os.getenv("BITCOIND", "bitcoind"), - help="bitcoind binary to test") - def __init__(self): super().__init__() self.setup_clean_chain = True self.num_nodes = 1 - self.utxo = [] - self.txouts = gen_return_txouts() + # Cache for utxos, as the listunspent may take a long time later in the test + self.utxo_cache = [] def setup_network(self): # Start a node with maxuploadtarget of 200 MB (/24h) self.nodes = [] self.nodes.append(start_node(0, self.options.tmpdir, ["-debug", "-maxuploadtarget=800", "-blockmaxsize=999000"])) - def mine_full_block(self, node, address): - # Want to create a full block - # We'll generate a 66k transaction below, and 14 of them is close to the 1MB block limit - for j in range(14): - if len(self.utxo) < 14: - self.utxo = node.listunspent() - inputs=[] - outputs = {} - t = self.utxo.pop() - inputs.append({ "txid" : t["txid"], "vout" : t["vout"]}) - remchange = t["amount"] - Decimal("0.001000") - outputs[address]=remchange - # Create a basic transaction that will send change back to ourself after account for a fee - # And then insert the 128 generated transaction outs in the middle rawtx[92] is where the # - # of txouts is stored and is the only thing we overwrite from the original transaction - rawtx = node.createrawtransaction(inputs, outputs) - newtx = rawtx[0:92] - newtx = newtx + self.txouts - newtx = newtx + rawtx[94:] - # Appears to be ever so slightly faster to sign with SIGHASH_NONE - signresult = node.signrawtransaction(newtx,None,None,"NONE") - txid = node.sendrawtransaction(signresult["hex"], True) - # Mine a full sized block which will be these transactions we just created - node.generate(1) - def run_test(self): # Before we connect anything, we first set the time on the node # to be in the past, otherwise things break because the CNode @@ -151,7 +121,7 @@ class MaxUploadTest(BitcoinTestFramework): # Test logic begins here # Now mine a big block - self.mine_full_block(self.nodes[0], self.nodes[0].getnewaddress()) + mine_large_block(self.nodes[0], self.utxo_cache) # Store the hash; we'll request this later big_old_block = self.nodes[0].getbestblockhash() @@ -162,11 +132,10 @@ class MaxUploadTest(BitcoinTestFramework): self.nodes[0].setmocktime(int(time.time()) - 2*60*60*24) # Mine one more block, so that the prior block looks old - self.mine_full_block(self.nodes[0], self.nodes[0].getnewaddress()) + mine_large_block(self.nodes[0], self.utxo_cache) # We'll be requesting this new block too big_new_block = self.nodes[0].getbestblockhash() - new_block_size = self.nodes[0].getblock(big_new_block)['size'] big_new_block = int(big_new_block, 16) # test_nodes[0] will test what happens if we just keep requesting the diff --git a/qa/rpc-tests/mempool_limit.py b/qa/rpc-tests/mempool_limit.py index 4438c152df..154ae59c26 100755 --- a/qa/rpc-tests/mempool_limit.py +++ b/qa/rpc-tests/mempool_limit.py @@ -26,7 +26,7 @@ class MempoolLimitTest(BitcoinTestFramework): def run_test(self): txids = [] - utxos = create_confirmed_utxos(self.relayfee, self.nodes[0], 90) + utxos = create_confirmed_utxos(self.relayfee, self.nodes[0], 91) #create a mempool tx that will be evicted us0 = utxos.pop() @@ -41,9 +41,9 @@ class MempoolLimitTest(BitcoinTestFramework): relayfee = self.nodes[0].getnetworkinfo()['relayfee'] base_fee = relayfee*100 - for i in range (4): + for i in range (3): txids.append([]) - txids[i] = create_lots_of_big_transactions(self.nodes[0], self.txouts, utxos[30*i:30*i+30], (i+1)*base_fee) + txids[i] = create_lots_of_big_transactions(self.nodes[0], self.txouts, utxos[30*i:30*i+30], 30, (i+1)*base_fee) # by now, the tx should be evicted, check confirmation state assert(txid not in self.nodes[0].getrawmempool()) diff --git a/qa/rpc-tests/mempool_packages.py b/qa/rpc-tests/mempool_packages.py index 45dc0e65c4..f605e7524f 100755 --- a/qa/rpc-tests/mempool_packages.py +++ b/qa/rpc-tests/mempool_packages.py @@ -20,8 +20,8 @@ class MempoolPackagesTest(BitcoinTestFramework): def setup_network(self): self.nodes = [] - self.nodes.append(start_node(0, self.options.tmpdir, ["-maxorphantx=1000", "-relaypriority=0", "-debug"])) - self.nodes.append(start_node(1, self.options.tmpdir, ["-maxorphantx=1000", "-relaypriority=0", "-limitancestorcount=5", "-debug"])) + self.nodes.append(start_node(0, self.options.tmpdir, ["-maxorphantx=1000", "-debug"])) + self.nodes.append(start_node(1, self.options.tmpdir, ["-maxorphantx=1000", "-limitancestorcount=5", "-debug"])) connect_nodes(self.nodes[0], 1) self.is_network_split = False self.sync_all() diff --git a/qa/rpc-tests/prioritise_transaction.py b/qa/rpc-tests/prioritise_transaction.py index 85afeab2e3..b7459c80cb 100755 --- a/qa/rpc-tests/prioritise_transaction.py +++ b/qa/rpc-tests/prioritise_transaction.py @@ -39,7 +39,7 @@ class PrioritiseTransactionTest(BitcoinTestFramework): txids.append([]) start_range = i * range_size end_range = start_range + range_size - txids[i] = create_lots_of_big_transactions(self.nodes[0], self.txouts, utxos[start_range:end_range], (i+1)*base_fee) + txids[i] = create_lots_of_big_transactions(self.nodes[0], self.txouts, utxos[start_range:end_range], end_range - start_range, (i+1)*base_fee) # Make sure that the size of each group of transactions exceeds # MAX_BLOCK_BASE_SIZE -- otherwise the test needs to be revised to create diff --git a/qa/rpc-tests/pruning.py b/qa/rpc-tests/pruning.py index 287dbc776e..78b8938e4a 100755 --- a/qa/rpc-tests/pruning.py +++ b/qa/rpc-tests/pruning.py @@ -13,6 +13,9 @@ from test_framework.test_framework import BitcoinTestFramework from test_framework.util import * +import time +import os + def calc_usage(blockdir): return sum(os.path.getsize(blockdir+f) for f in os.listdir(blockdir) if os.path.isfile(blockdir+f)) / (1024. * 1024.) @@ -24,9 +27,9 @@ class PruneTest(BitcoinTestFramework): self.setup_clean_chain = True self.num_nodes = 3 - self.utxo = [] - self.address = ["",""] - self.txouts = gen_return_txouts() + # Cache for utxos, as the listunspent may take a long time later in the test + self.utxo_cache_0 = [] + self.utxo_cache_1 = [] def setup_network(self): self.nodes = [] @@ -40,12 +43,6 @@ class PruneTest(BitcoinTestFramework): self.nodes.append(start_node(2, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-prune=550"], timewait=900)) self.prunedir = self.options.tmpdir+"/node2/regtest/blocks/" - self.address[0] = self.nodes[0].getnewaddress() - self.address[1] = self.nodes[1].getnewaddress() - - # Determine default relay fee - self.relayfee = self.nodes[0].getnetworkinfo()["relayfee"] - connect_nodes(self.nodes[0], 1) connect_nodes(self.nodes[1], 2) connect_nodes(self.nodes[2], 0) @@ -58,7 +55,7 @@ class PruneTest(BitcoinTestFramework): self.nodes[0].generate(150) # Then mine enough full blocks to create more than 550MiB of data for i in range(645): - self.mine_full_block(self.nodes[0], self.address[0]) + mine_large_block(self.nodes[0], self.utxo_cache_0) sync_blocks(self.nodes[0:3]) @@ -70,7 +67,7 @@ class PruneTest(BitcoinTestFramework): print("Mining 25 more blocks should cause the first block file to be pruned") # Pruning doesn't run until we're allocating another chunk, 20 full blocks past the height cutoff will ensure this for i in range(25): - self.mine_full_block(self.nodes[0],self.address[0]) + mine_large_block(self.nodes[0], self.utxo_cache_0) waitstart = time.time() while os.path.isfile(self.prunedir+"blk00000.dat"): @@ -95,17 +92,15 @@ class PruneTest(BitcoinTestFramework): stop_node(self.nodes[0],0) self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-blockmaxsize=999000", "-checkblocks=5"], timewait=900) # Mine 24 blocks in node 1 - self.utxo = self.nodes[1].listunspent() for i in range(24): if j == 0: - self.mine_full_block(self.nodes[1],self.address[1]) + mine_large_block(self.nodes[1], self.utxo_cache_1) else: self.nodes[1].generate(1) #tx's already in mempool from previous disconnects # Reorg back with 25 block chain from node 0 - self.utxo = self.nodes[0].listunspent() for i in range(25): - self.mine_full_block(self.nodes[0],self.address[0]) + mine_large_block(self.nodes[0], self.utxo_cache_0) # Create connections in the order so both nodes can see the reorg at the same time connect_nodes(self.nodes[1], 0) @@ -217,31 +212,6 @@ class PruneTest(BitcoinTestFramework): # Verify we can now have the data for a block previously pruned assert(self.nodes[2].getblock(self.forkhash)["height"] == self.forkheight) - def mine_full_block(self, node, address): - # Want to create a full block - # We'll generate a 66k transaction below, and 14 of them is close to the 1MB block limit - for j in range(14): - if len(self.utxo) < 14: - self.utxo = node.listunspent() - inputs=[] - outputs = {} - t = self.utxo.pop() - inputs.append({ "txid" : t["txid"], "vout" : t["vout"]}) - remchange = t["amount"] - 100*self.relayfee # Fee must be above min relay rate for 66kb tx - outputs[address]=remchange - # Create a basic transaction that will send change back to ourself after account for a fee - # And then insert the 128 generated transaction outs in the middle rawtx[92] is where the # - # of txouts is stored and is the only thing we overwrite from the original transaction - rawtx = node.createrawtransaction(inputs, outputs) - newtx = rawtx[0:92] - newtx = newtx + self.txouts - newtx = newtx + rawtx[94:] - # Appears to be ever so slightly faster to sign with SIGHASH_NONE - signresult = node.signrawtransaction(newtx,None,None,"NONE") - txid = node.sendrawtransaction(signresult["hex"], True) - # Mine a full sized block which will be these transactions we just created - node.generate(1) - def run_test(self): print("Warning! This test requires 4GB of disk space and takes over 30 mins (up to 2 hours)") diff --git a/qa/rpc-tests/replace-by-fee.py b/qa/rpc-tests/replace-by-fee.py index 34c0f9d795..8aba06c60c 100755 --- a/qa/rpc-tests/replace-by-fee.py +++ b/qa/rpc-tests/replace-by-fee.py @@ -76,7 +76,7 @@ class ReplaceByFeeTest(BitcoinTestFramework): def setup_network(self): self.nodes = [] self.nodes.append(start_node(0, self.options.tmpdir, ["-maxorphantx=1000", "-debug", - "-relaypriority=0", "-whitelist=127.0.0.1", + "-whitelist=127.0.0.1", "-limitancestorcount=50", "-limitancestorsize=101", "-limitdescendantcount=200", diff --git a/qa/rpc-tests/segwit.py b/qa/rpc-tests/segwit.py index 41a1b3b20f..7aa72cca34 100755 --- a/qa/rpc-tests/segwit.py +++ b/qa/rpc-tests/segwit.py @@ -13,6 +13,7 @@ from test_framework.mininode import sha256, ripemd160, CTransaction, CTxIn, COut from test_framework.address import script_to_p2sh, key_to_p2pkh from test_framework.script import CScript, OP_HASH160, OP_CHECKSIG, OP_0, hash160, OP_EQUAL, OP_DUP, OP_EQUALVERIFY, OP_1, OP_2, OP_CHECKMULTISIG from io import BytesIO +from test_framework.mininode import FromHex NODE_0 = 0 NODE_1 = 1 @@ -84,8 +85,8 @@ class SegWitTest(BitcoinTestFramework): def setup_network(self): self.nodes = [] - self.nodes.append(start_node(0, self.options.tmpdir, ["-logtimemicros", "-debug", "-walletprematurewitness"])) - self.nodes.append(start_node(1, self.options.tmpdir, ["-logtimemicros", "-debug", "-blockversion=4", "-promiscuousmempoolflags=517", "-prematurewitness", "-walletprematurewitness"])) + self.nodes.append(start_node(0, self.options.tmpdir, ["-logtimemicros", "-debug", "-walletprematurewitness", "-rpcserialversion=0"])) + self.nodes.append(start_node(1, self.options.tmpdir, ["-logtimemicros", "-debug", "-blockversion=4", "-promiscuousmempoolflags=517", "-prematurewitness", "-walletprematurewitness", "-rpcserialversion=2"])) self.nodes.append(start_node(2, self.options.tmpdir, ["-logtimemicros", "-debug", "-blockversion=536870915", "-promiscuousmempoolflags=517", "-prematurewitness", "-walletprematurewitness"])) connect_nodes(self.nodes[1], 0) connect_nodes(self.nodes[2], 1) @@ -211,7 +212,20 @@ class SegWitTest(BitcoinTestFramework): block = self.nodes[2].generate(1) #block 432 (first block with new rules; 432 = 144 * 3) sync_blocks(self.nodes) assert_equal(len(self.nodes[2].getrawmempool()), 0) - assert_equal(len(self.nodes[2].getblock(block[0])["tx"]), 5) + segwit_tx_list = self.nodes[2].getblock(block[0])["tx"] + assert_equal(len(segwit_tx_list), 5) + + print("Verify block and transaction serialization rpcs return differing serializations depending on rpc serialization flag") + # Note: node1 has version 2, which is simply >0 and will catch future upgrades in tests + assert(self.nodes[2].getblock(block[0], False) != self.nodes[0].getblock(block[0], False)) + assert(self.nodes[1].getblock(block[0], False) == self.nodes[2].getblock(block[0], False)) + for i in range(len(segwit_tx_list)): + tx = FromHex(CTransaction(), self.nodes[2].gettransaction(segwit_tx_list[i])["hex"]) + assert(self.nodes[2].getrawtransaction(segwit_tx_list[i]) != self.nodes[0].getrawtransaction(segwit_tx_list[i])) + assert(self.nodes[1].getrawtransaction(segwit_tx_list[i], 0) == self.nodes[2].getrawtransaction(segwit_tx_list[i])) + assert(self.nodes[0].getrawtransaction(segwit_tx_list[i]) != self.nodes[2].gettransaction(segwit_tx_list[i])["hex"]) + assert(self.nodes[1].getrawtransaction(segwit_tx_list[i]) == self.nodes[2].gettransaction(segwit_tx_list[i])["hex"]) + assert(self.nodes[0].getrawtransaction(segwit_tx_list[i]) == bytes_to_hex_str(tx.serialize_without_witness())) print("Verify witness txs without witness data are invalid after the fork") self.fail_mine(self.nodes[2], wit_ids[NODE_2][WIT_V0][2], False) diff --git a/qa/rpc-tests/smartfees.py b/qa/rpc-tests/smartfees.py index 74a74f679a..2c56f954a2 100755 --- a/qa/rpc-tests/smartfees.py +++ b/qa/rpc-tests/smartfees.py @@ -159,7 +159,7 @@ class EstimateFeeTest(BitcoinTestFramework): self.nodes = [] # Use node0 to mine blocks for input splitting self.nodes.append(start_node(0, self.options.tmpdir, ["-maxorphantx=1000", - "-relaypriority=0", "-whitelist=127.0.0.1"])) + "-whitelist=127.0.0.1"])) print("This test is time consuming, please be patient") print("Splitting inputs to small size so we can generate low priority tx's") @@ -197,12 +197,12 @@ class EstimateFeeTest(BitcoinTestFramework): # (17k is room enough for 110 or so transactions) self.nodes.append(start_node(1, self.options.tmpdir, ["-blockprioritysize=1500", "-blockmaxsize=17000", - "-maxorphantx=1000", "-relaypriority=0", "-debug=estimatefee"])) + "-maxorphantx=1000", "-debug=estimatefee"])) connect_nodes(self.nodes[1], 0) # Node2 is a stingy miner, that # produces too small blocks (room for only 55 or so transactions) - node2args = ["-blockprioritysize=0", "-blockmaxsize=8000", "-maxorphantx=1000", "-relaypriority=0"] + node2args = ["-blockprioritysize=0", "-blockmaxsize=8000", "-maxorphantx=1000"] self.nodes.append(start_node(2, self.options.tmpdir, node2args)) connect_nodes(self.nodes[0], 2) diff --git a/qa/rpc-tests/test_framework/test_framework.py b/qa/rpc-tests/test_framework/test_framework.py index e6d3e9ab9a..98c4f6070b 100755 --- a/qa/rpc-tests/test_framework/test_framework.py +++ b/qa/rpc-tests/test_framework/test_framework.py @@ -172,7 +172,16 @@ class BitcoinTestFramework(object): os.rmdir(self.options.root) else: print("Not cleaning up dir %s" % self.options.tmpdir) - + if os.getenv("PYTHON_DEBUG", ""): + # Dump the end of the debug logs, to aid in debugging rare + # travis failures. + import glob + filenames = glob.glob(self.options.tmpdir + "/node*/regtest/debug.log") + MAX_LINES_TO_PRINT = 1000 + for f in filenames: + print("From" , f, ":") + from collections import deque + print("".join(deque(open(f), MAX_LINES_TO_PRINT))) if success: print("Tests successful") sys.exit(0) diff --git a/qa/rpc-tests/test_framework/util.py b/qa/rpc-tests/test_framework/util.py index 99c30f7651..85898d9f32 100644 --- a/qa/rpc-tests/test_framework/util.py +++ b/qa/rpc-tests/test_framework/util.py @@ -654,16 +654,15 @@ def create_tx(node, coinbase, to_address, amount): # Create a spend of each passed-in utxo, splicing in "txouts" to each raw # transaction to make it large. See gen_return_txouts() above. -def create_lots_of_big_transactions(node, txouts, utxos, fee): +def create_lots_of_big_transactions(node, txouts, utxos, num, fee): addr = node.getnewaddress() txids = [] - for i in range(len(utxos)): + for _ in range(num): t = utxos.pop() - inputs = [] - inputs.append({ "txid" : t["txid"], "vout" : t["vout"]}) + inputs=[{ "txid" : t["txid"], "vout" : t["vout"]}] outputs = {} - send_value = t['amount'] - fee - outputs[addr] = satoshi_round(send_value) + change = t['amount'] - fee + outputs[addr] = satoshi_round(change) rawtx = node.createrawtransaction(inputs, outputs) newtx = rawtx[0:92] newtx = newtx + txouts @@ -673,6 +672,19 @@ def create_lots_of_big_transactions(node, txouts, utxos, fee): txids.append(txid) return txids +def mine_large_block(node, utxos=None): + # generate a 66k transaction, + # and 14 of them is close to the 1MB block limit + num = 14 + txouts = gen_return_txouts() + utxos = utxos if utxos is not None else [] + if len(utxos) < num: + utxos.clear() + utxos.extend(node.listunspent()) + fee = 100 * node.getnetworkinfo()["relayfee"] + create_lots_of_big_transactions(node, txouts, utxos, num, fee=fee) + node.generate(1) + def get_bip9_status(node, key): info = node.getblockchaininfo() return info['bip9_softforks'][key] diff --git a/src/Makefile.am b/src/Makefile.am index 69ae02f582..8c12aee217 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -104,11 +104,11 @@ BITCOIN_CORE_H = \ keystore.h \ dbwrapper.h \ limitedmap.h \ - main.h \ memusage.h \ merkleblock.h \ miner.h \ net.h \ + net_processing.h \ netaddress.h \ netbase.h \ netmessagemaker.h \ @@ -145,6 +145,7 @@ BITCOIN_CORE_H = \ util.h \ utilmoneystr.h \ utiltime.h \ + validation.h \ validationinterface.h \ versionbits.h \ wallet/coincontrol.h \ @@ -179,10 +180,10 @@ libbitcoin_server_a_SOURCES = \ httpserver.cpp \ init.cpp \ dbwrapper.cpp \ - main.cpp \ merkleblock.cpp \ miner.cpp \ net.cpp \ + net_processing.cpp \ noui.cpp \ policy/fees.cpp \ policy/policy.cpp \ @@ -201,6 +202,7 @@ libbitcoin_server_a_SOURCES = \ txdb.cpp \ txmempool.cpp \ ui_interface.cpp \ + validation.cpp \ validationinterface.cpp \ versionbits.cpp \ $(BITCOIN_CORE_H) diff --git a/src/bench/Examples.cpp b/src/bench/Examples.cpp index b6b020a971..9f35a1ea04 100644 --- a/src/bench/Examples.cpp +++ b/src/bench/Examples.cpp @@ -3,7 +3,7 @@ // file COPYING or http://www.opensource.org/licenses/mit-license.php. #include "bench.h" -#include "main.h" +#include "validation.h" #include "utiltime.h" // Sanity test: this should loop ten times, and diff --git a/src/bench/base58.cpp b/src/bench/base58.cpp index a791b5b7fa..3319c179bf 100644 --- a/src/bench/base58.cpp +++ b/src/bench/base58.cpp @@ -4,7 +4,7 @@ #include "bench.h" -#include "main.h" +#include "validation.h" #include "base58.h" #include <vector> diff --git a/src/bench/bench_bitcoin.cpp b/src/bench/bench_bitcoin.cpp index db1402216d..bd768180c6 100644 --- a/src/bench/bench_bitcoin.cpp +++ b/src/bench/bench_bitcoin.cpp @@ -5,7 +5,7 @@ #include "bench.h" #include "key.h" -#include "main.h" +#include "validation.h" #include "util.h" int diff --git a/src/bench/checkblock.cpp b/src/bench/checkblock.cpp index 4a564d3fc8..230e4ca773 100644 --- a/src/bench/checkblock.cpp +++ b/src/bench/checkblock.cpp @@ -5,7 +5,8 @@ #include "bench.h" #include "chainparams.h" -#include "main.h" +#include "validation.h" +#include "streams.h" #include "consensus/validation.h" namespace block_bench { diff --git a/src/bench/coin_selection.cpp b/src/bench/coin_selection.cpp index 7091ee3e11..32690fe484 100644 --- a/src/bench/coin_selection.cpp +++ b/src/bench/coin_selection.cpp @@ -19,7 +19,7 @@ static void addCoin(const CAmount& nValue, const CWallet& wallet, vector<COutput tx.nLockTime = nextLockTime++; // so all transactions get different hashes tx.vout.resize(nInput + 1); tx.vout[nInput].nValue = nValue; - CWalletTx* wtx = new CWalletTx(&wallet, tx); + CWalletTx* wtx = new CWalletTx(&wallet, MakeTransactionRef(std::move(tx))); int nAge = 6 * 24; COutput output(wtx, nInput, nAge, true, true); diff --git a/src/bitcoin-cli.cpp b/src/bitcoin-cli.cpp index b272640819..596cc8eada 100644 --- a/src/bitcoin-cli.cpp +++ b/src/bitcoin-cli.cpp @@ -247,7 +247,7 @@ UniValue CallRPC(const std::string& strMethod, const UniValue& params) event_base_free(base); if (response.status == 0) - throw CConnectionFailed(strprintf("couldn't connect to server\n(make sure server is running and you are connecting to the correct RPC port: %d %s)", response.error, http_errorstring(response.error))); + throw CConnectionFailed(strprintf("couldn't connect to server: %s (code %d)\n(make sure server is running and you are connecting to the correct RPC port)", http_errorstring(response.error), response.error)); else if (response.status == HTTP_UNAUTHORIZED) throw std::runtime_error("incorrect rpcuser or rpcpassword (authorization failed)"); else if (response.status >= 400 && response.status != HTTP_BAD_REQUEST && response.status != HTTP_NOT_FOUND && response.status != HTTP_INTERNAL_SERVER_ERROR) diff --git a/src/bitcoin-tx.cpp b/src/bitcoin-tx.cpp index 346d8e180d..1ed1449f03 100644 --- a/src/bitcoin-tx.cpp +++ b/src/bitcoin-tx.cpp @@ -623,7 +623,7 @@ static int CommandLineRawTx(int argc, char* argv[]) argv++; } - CTransaction txDecodeTmp; + CMutableTransaction tx; int startArg; if (!fCreateBlank) { @@ -636,15 +636,13 @@ static int CommandLineRawTx(int argc, char* argv[]) if (strHexTx == "-") // "-" implies standard input strHexTx = readStdin(); - if (!DecodeHexTx(txDecodeTmp, strHexTx, true)) + if (!DecodeHexTx(tx, strHexTx, true)) throw std::runtime_error("invalid transaction encoding"); startArg = 2; } else startArg = 1; - CMutableTransaction tx(txDecodeTmp); - for (int i = startArg; i < argc; i++) { std::string arg = argv[i]; std::string key, value; diff --git a/src/blockencodings.cpp b/src/blockencodings.cpp index 2efeda9cc6..914af0c670 100644 --- a/src/blockencodings.cpp +++ b/src/blockencodings.cpp @@ -10,7 +10,7 @@ #include "random.h" #include "streams.h" #include "txmempool.h" -#include "main.h" +#include "validation.h" #include "util.h" #include <unordered_map> diff --git a/src/checkpoints.cpp b/src/checkpoints.cpp index d22c188c16..a487fb1dc4 100644 --- a/src/checkpoints.cpp +++ b/src/checkpoints.cpp @@ -6,7 +6,7 @@ #include "chain.h" #include "chainparams.h" -#include "main.h" +#include "validation.h" #include "uint256.h" #include <stdint.h> diff --git a/src/core_io.h b/src/core_io.h index 5aecbc4489..7642bc6d6e 100644 --- a/src/core_io.h +++ b/src/core_io.h @@ -11,13 +11,14 @@ class CBlock; class CScript; class CTransaction; +struct CMutableTransaction; class uint256; class UniValue; // core_read.cpp CScript ParseScript(const std::string& s); std::string ScriptToAsmStr(const CScript& script, const bool fAttemptSighashDecode = false); -bool DecodeHexTx(CTransaction& tx, const std::string& strHexTx, bool fTryNoWitness = false); +bool DecodeHexTx(CMutableTransaction& tx, const std::string& strHexTx, bool fTryNoWitness = false); bool DecodeHexBlk(CBlock&, const std::string& strHexBlk); uint256 ParseHashUV(const UniValue& v, const std::string& strName); uint256 ParseHashStr(const std::string&, const std::string& strName); @@ -25,7 +26,7 @@ std::vector<unsigned char> ParseHexUV(const UniValue& v, const std::string& strN // core_write.cpp std::string FormatScript(const CScript& script); -std::string EncodeHexTx(const CTransaction& tx); +std::string EncodeHexTx(const CTransaction& tx, const int serializeFlags = 0); void ScriptPubKeyToUniv(const CScript& scriptPubKey, UniValue& out, bool fIncludeHex); void TxToUniv(const CTransaction& tx, const uint256& hashBlock, UniValue& entry); diff --git a/src/core_read.cpp b/src/core_read.cpp index 7cfda6dd6d..b6d0285459 100644 --- a/src/core_read.cpp +++ b/src/core_read.cpp @@ -90,7 +90,7 @@ CScript ParseScript(const std::string& s) return result; } -bool DecodeHexTx(CTransaction& tx, const std::string& strHexTx, bool fTryNoWitness) +bool DecodeHexTx(CMutableTransaction& tx, const std::string& strHexTx, bool fTryNoWitness) { if (!IsHex(strHexTx)) return false; diff --git a/src/core_write.cpp b/src/core_write.cpp index ea01ddc10d..9f859ba9e1 100644 --- a/src/core_write.cpp +++ b/src/core_write.cpp @@ -116,9 +116,9 @@ string ScriptToAsmStr(const CScript& script, const bool fAttemptSighashDecode) return str; } -string EncodeHexTx(const CTransaction& tx) +string EncodeHexTx(const CTransaction& tx, const int serialFlags) { - CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION); + CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION | serialFlags); ssTx << tx; return HexStr(ssTx.begin(), ssTx.end()); } diff --git a/src/init.cpp b/src/init.cpp index 63ec744812..71971a7642 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -19,10 +19,11 @@ #include "httpserver.h" #include "httprpc.h" #include "key.h" -#include "main.h" +#include "validation.h" #include "miner.h" #include "netbase.h" #include "net.h" +#include "net_processing.h" #include "policy/policy.h" #include "rpc/server.h" #include "rpc/register.h" @@ -379,6 +380,7 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-port=<port>", strprintf(_("Listen for connections on <port> (default: %u or testnet: %u)"), Params(CBaseChainParams::MAIN).GetDefaultPort(), Params(CBaseChainParams::TESTNET).GetDefaultPort())); strUsage += HelpMessageOpt("-proxy=<ip:port>", _("Connect through SOCKS5 proxy")); strUsage += HelpMessageOpt("-proxyrandomize", strprintf(_("Randomize credentials for every proxy connection. This enables Tor stream isolation (default: %u)"), DEFAULT_PROXYRANDOMIZE)); + strUsage += HelpMessageOpt("-rpcserialversion", strprintf(_("Sets the serialization of raw transaction or block hex returned in non-verbose mode, non-segwit(0) or segwit(>0) (default: %d)"), DEFAULT_RPC_SERIALIZE_VERSION)); strUsage += HelpMessageOpt("-seednode=<ip>", _("Connect to a node to retrieve peer addresses, and disconnect")); strUsage += HelpMessageOpt("-timeout=<n>", strprintf(_("Specify connection timeout in milliseconds (minimum: 1, default: %d)"), DEFAULT_CONNECT_TIMEOUT)); strUsage += HelpMessageOpt("-torcontrol=<ip>:<port>", strprintf(_("Tor control port to use if onion listening enabled (default: %s)"), DEFAULT_TOR_CONTROL)); @@ -391,7 +393,7 @@ std::string HelpMessage(HelpMessageMode mode) #endif #endif strUsage += HelpMessageOpt("-whitebind=<addr>", _("Bind to given address and whitelist peers connecting to it. Use [host]:port notation for IPv6")); - strUsage += HelpMessageOpt("-whitelist=<netmask>", _("Whitelist peers connecting from the given netmask or IP address. Can be specified multiple times.") + + strUsage += HelpMessageOpt("-whitelist=<IP address or network>", _("Whitelist peers connecting from the given IP address (e.g. 1.2.3.4) or CIDR notated network (e.g. 1.2.3.0/24). Can be specified multiple times.") + " " + _("Whitelisted peers cannot be DoS banned and their transactions are always relayed, even if they are already in the mempool, useful e.g. for a gateway")); strUsage += HelpMessageOpt("-whitelistrelay", strprintf(_("Accept relayed transactions received from whitelisted peers even when not relaying transactions (default: %d)"), DEFAULT_WHITELISTRELAY)); strUsage += HelpMessageOpt("-whitelistforcerelay", strprintf(_("Force relay of transactions from whitelisted peers even if they violate local relay policy (default: %d)"), DEFAULT_WHITELISTFORCERELAY)); @@ -859,7 +861,9 @@ bool AppInitParameterInteraction() } // Make sure enough file descriptors are available - int nBind = std::max((int)mapArgs.count("-bind") + (int)mapArgs.count("-whitebind"), 1); + int nBind = std::max( + (mapMultiArgs.count("-bind") ? mapMultiArgs.at("-bind").size() : 0) + + (mapMultiArgs.count("-whitebind") ? mapMultiArgs.at("-whitebind").size() : 0), size_t(1)); nUserMaxConnections = GetArg("-maxconnections", DEFAULT_MAX_PEER_CONNECTIONS); nMaxConnections = std::max(nUserMaxConnections, 0); @@ -981,6 +985,9 @@ bool AppInitParameterInteraction() if (GetBoolArg("-peerbloomfilters", DEFAULT_PEERBLOOMFILTERS)) nLocalServices = ServiceFlags(nLocalServices | NODE_BLOOM); + if (GetArg("-rpcserialversion", DEFAULT_RPC_SERIALIZE_VERSION) < 0) + return InitError("rpcserialversion must be non-negative."); + nMaxTipAge = GetArg("-maxtipage", DEFAULT_MAX_TIP_AGE); fEnableReplacement = GetBoolArg("-mempoolreplacement", DEFAULT_ENABLE_REPLACEMENT); diff --git a/src/leveldb/.travis.yml b/src/leveldb/.travis.yml new file mode 100644 index 0000000000..f5bd74c454 --- /dev/null +++ b/src/leveldb/.travis.yml @@ -0,0 +1,13 @@ +language: cpp +compiler: +- clang +- gcc +os: +- linux +- osx +sudo: false +before_install: +- echo $LANG +- echo $LC_ALL +script: +- make -j 4 check diff --git a/src/leveldb/Makefile b/src/leveldb/Makefile index 2bd2cadcdd..07a5a1ead6 100644 --- a/src/leveldb/Makefile +++ b/src/leveldb/Makefile @@ -20,208 +20,395 @@ $(shell CC="$(CC)" CXX="$(CXX)" TARGET_OS="$(TARGET_OS)" \ # this file is generated by the previous line to set build flags and sources include build_config.mk +TESTS = \ + db/autocompact_test \ + db/c_test \ + db/corruption_test \ + db/db_test \ + db/dbformat_test \ + db/fault_injection_test \ + db/filename_test \ + db/log_test \ + db/recovery_test \ + db/skiplist_test \ + db/version_edit_test \ + db/version_set_test \ + db/write_batch_test \ + helpers/memenv/memenv_test \ + issues/issue178_test \ + issues/issue200_test \ + table/filter_block_test \ + table/table_test \ + util/arena_test \ + util/bloom_test \ + util/cache_test \ + util/coding_test \ + util/crc32c_test \ + util/env_test \ + util/hash_test + +UTILS = \ + db/db_bench \ + db/leveldbutil + +# Put the object files in a subdirectory, but the application at the top of the object dir. +PROGNAMES := $(notdir $(TESTS) $(UTILS)) + +# On Linux may need libkyotocabinet-dev for dependency. +BENCHMARKS = \ + doc/bench/db_bench_sqlite3 \ + doc/bench/db_bench_tree_db + CFLAGS += -I. -I./include $(PLATFORM_CCFLAGS) $(OPT) CXXFLAGS += -I. -I./include $(PLATFORM_CXXFLAGS) $(OPT) LDFLAGS += $(PLATFORM_LDFLAGS) LIBS += $(PLATFORM_LIBS) -LIBOBJECTS = $(SOURCES:.cc=.o) -MEMENVOBJECTS = $(MEMENV_SOURCES:.cc=.o) - -TESTUTIL = ./util/testutil.o -TESTHARNESS = ./util/testharness.o $(TESTUTIL) +SIMULATOR_OUTDIR=out-ios-x86 +DEVICE_OUTDIR=out-ios-arm -# Note: iOS should probably be using libtool, not ar. ifeq ($(PLATFORM), IOS) +# Note: iOS should probably be using libtool, not ar. AR=xcrun ar +SIMULATORSDK=$(shell xcrun -sdk iphonesimulator --show-sdk-path) +DEVICESDK=$(shell xcrun -sdk iphoneos --show-sdk-path) +DEVICE_CFLAGS = -isysroot "$(DEVICESDK)" -arch armv6 -arch armv7 -arch armv7s -arch arm64 +SIMULATOR_CFLAGS = -isysroot "$(SIMULATORSDK)" -arch i686 -arch x86_64 +STATIC_OUTDIR=out-ios-universal +else +STATIC_OUTDIR=out-static +SHARED_OUTDIR=out-shared +STATIC_PROGRAMS := $(addprefix $(STATIC_OUTDIR)/, $(PROGNAMES)) +SHARED_PROGRAMS := $(addprefix $(SHARED_OUTDIR)/, db_bench) endif -TESTS = \ - arena_test \ - autocompact_test \ - bloom_test \ - c_test \ - cache_test \ - coding_test \ - corruption_test \ - crc32c_test \ - db_test \ - dbformat_test \ - env_test \ - filename_test \ - filter_block_test \ - hash_test \ - issue178_test \ - issue200_test \ - log_test \ - memenv_test \ - skiplist_test \ - table_test \ - version_edit_test \ - version_set_test \ - write_batch_test - -PROGRAMS = db_bench leveldbutil $(TESTS) -BENCHMARKS = db_bench_sqlite3 db_bench_tree_db - -LIBRARY = libleveldb.a -MEMENVLIBRARY = libmemenv.a +STATIC_LIBOBJECTS := $(addprefix $(STATIC_OUTDIR)/, $(SOURCES:.cc=.o)) +STATIC_MEMENVOBJECTS := $(addprefix $(STATIC_OUTDIR)/, $(MEMENV_SOURCES:.cc=.o)) + +DEVICE_LIBOBJECTS := $(addprefix $(DEVICE_OUTDIR)/, $(SOURCES:.cc=.o)) +DEVICE_MEMENVOBJECTS := $(addprefix $(DEVICE_OUTDIR)/, $(MEMENV_SOURCES:.cc=.o)) + +SIMULATOR_LIBOBJECTS := $(addprefix $(SIMULATOR_OUTDIR)/, $(SOURCES:.cc=.o)) +SIMULATOR_MEMENVOBJECTS := $(addprefix $(SIMULATOR_OUTDIR)/, $(MEMENV_SOURCES:.cc=.o)) + +SHARED_LIBOBJECTS := $(addprefix $(SHARED_OUTDIR)/, $(SOURCES:.cc=.o)) +SHARED_MEMENVOBJECTS := $(addprefix $(SHARED_OUTDIR)/, $(MEMENV_SOURCES:.cc=.o)) + +TESTUTIL := $(STATIC_OUTDIR)/util/testutil.o +TESTHARNESS := $(STATIC_OUTDIR)/util/testharness.o $(TESTUTIL) + +STATIC_TESTOBJS := $(addprefix $(STATIC_OUTDIR)/, $(addsuffix .o, $(TESTS))) +STATIC_UTILOBJS := $(addprefix $(STATIC_OUTDIR)/, $(addsuffix .o, $(UTILS))) +STATIC_ALLOBJS := $(STATIC_LIBOBJECTS) $(STATIC_MEMENVOBJECTS) $(STATIC_TESTOBJS) $(STATIC_UTILOBJS) $(TESTHARNESS) +DEVICE_ALLOBJS := $(DEVICE_LIBOBJECTS) $(DEVICE_MEMENVOBJECTS) +SIMULATOR_ALLOBJS := $(SIMULATOR_LIBOBJECTS) $(SIMULATOR_MEMENVOBJECTS) default: all # Should we build shared libraries? ifneq ($(PLATFORM_SHARED_EXT),) +# Many leveldb test apps use non-exported API's. Only build a subset for testing. +SHARED_ALLOBJS := $(SHARED_LIBOBJECTS) $(SHARED_MEMENVOBJECTS) $(TESTHARNESS) + ifneq ($(PLATFORM_SHARED_VERSIONED),true) -SHARED1 = libleveldb.$(PLATFORM_SHARED_EXT) -SHARED2 = $(SHARED1) -SHARED3 = $(SHARED1) -SHARED = $(SHARED1) +SHARED_LIB1 = libleveldb.$(PLATFORM_SHARED_EXT) +SHARED_LIB2 = $(SHARED_LIB1) +SHARED_LIB3 = $(SHARED_LIB1) +SHARED_LIBS = $(SHARED_LIB1) +SHARED_MEMENVLIB = $(SHARED_OUTDIR)/libmemenv.a else # Update db.h if you change these. -SHARED_MAJOR = 1 -SHARED_MINOR = 18 -SHARED1 = libleveldb.$(PLATFORM_SHARED_EXT) -SHARED2 = $(SHARED1).$(SHARED_MAJOR) -SHARED3 = $(SHARED1).$(SHARED_MAJOR).$(SHARED_MINOR) -SHARED = $(SHARED1) $(SHARED2) $(SHARED3) -$(SHARED1): $(SHARED3) - ln -fs $(SHARED3) $(SHARED1) -$(SHARED2): $(SHARED3) - ln -fs $(SHARED3) $(SHARED2) +SHARED_VERSION_MAJOR = 1 +SHARED_VERSION_MINOR = 19 +SHARED_LIB1 = libleveldb.$(PLATFORM_SHARED_EXT) +SHARED_LIB2 = $(SHARED_LIB1).$(SHARED_VERSION_MAJOR) +SHARED_LIB3 = $(SHARED_LIB1).$(SHARED_VERSION_MAJOR).$(SHARED_VERSION_MINOR) +SHARED_LIBS = $(SHARED_OUTDIR)/$(SHARED_LIB1) $(SHARED_OUTDIR)/$(SHARED_LIB2) $(SHARED_OUTDIR)/$(SHARED_LIB3) +$(SHARED_OUTDIR)/$(SHARED_LIB1): $(SHARED_OUTDIR)/$(SHARED_LIB3) + ln -fs $(SHARED_LIB3) $(SHARED_OUTDIR)/$(SHARED_LIB1) +$(SHARED_OUTDIR)/$(SHARED_LIB2): $(SHARED_OUTDIR)/$(SHARED_LIB3) + ln -fs $(SHARED_LIB3) $(SHARED_OUTDIR)/$(SHARED_LIB2) +SHARED_MEMENVLIB = $(SHARED_OUTDIR)/libmemenv.a endif -$(SHARED3): - $(CXX) $(LDFLAGS) $(PLATFORM_SHARED_LDFLAGS)$(SHARED2) $(CXXFLAGS) $(PLATFORM_SHARED_CFLAGS) $(SOURCES) -o $(SHARED3) $(LIBS) +$(SHARED_OUTDIR)/$(SHARED_LIB3): $(SHARED_LIBOBJECTS) + $(CXX) $(LDFLAGS) $(PLATFORM_SHARED_LDFLAGS)$(SHARED_LIB2) $(SHARED_LIBOBJECTS) -o $(SHARED_OUTDIR)/$(SHARED_LIB3) $(LIBS) endif # PLATFORM_SHARED_EXT -all: $(SHARED) $(LIBRARY) +all: $(SHARED_LIBS) $(SHARED_PROGRAMS) $(STATIC_OUTDIR)/libleveldb.a $(STATIC_OUTDIR)/libmemenv.a $(STATIC_PROGRAMS) -check: all $(PROGRAMS) $(TESTS) - for t in $(TESTS); do echo "***** Running $$t"; ./$$t || exit 1; done +check: $(STATIC_PROGRAMS) + for t in $(notdir $(TESTS)); do echo "***** Running $$t"; $(STATIC_OUTDIR)/$$t || exit 1; done clean: - -rm -f $(PROGRAMS) $(BENCHMARKS) $(LIBRARY) $(SHARED) $(MEMENVLIBRARY) */*.o */*/*.o ios-x86/*/*.o ios-arm/*/*.o build_config.mk - -rm -rf ios-x86/* ios-arm/* + -rm -rf out-static out-shared out-ios-x86 out-ios-arm out-ios-universal + -rm -f build_config.mk + -rm -rf ios-x86 ios-arm -$(LIBRARY): $(LIBOBJECTS) - rm -f $@ - $(AR) -rs $@ $(LIBOBJECTS) +$(STATIC_OUTDIR): + mkdir $@ -db_bench: db/db_bench.o $(LIBOBJECTS) $(TESTUTIL) - $(CXX) $(LDFLAGS) db/db_bench.o $(LIBOBJECTS) $(TESTUTIL) -o $@ $(LIBS) +$(STATIC_OUTDIR)/db: | $(STATIC_OUTDIR) + mkdir $@ -db_bench_sqlite3: doc/bench/db_bench_sqlite3.o $(LIBOBJECTS) $(TESTUTIL) - $(CXX) $(LDFLAGS) doc/bench/db_bench_sqlite3.o $(LIBOBJECTS) $(TESTUTIL) -o $@ -lsqlite3 $(LIBS) +$(STATIC_OUTDIR)/helpers/memenv: | $(STATIC_OUTDIR) + mkdir -p $@ -db_bench_tree_db: doc/bench/db_bench_tree_db.o $(LIBOBJECTS) $(TESTUTIL) - $(CXX) $(LDFLAGS) doc/bench/db_bench_tree_db.o $(LIBOBJECTS) $(TESTUTIL) -o $@ -lkyotocabinet $(LIBS) +$(STATIC_OUTDIR)/port: | $(STATIC_OUTDIR) + mkdir $@ -leveldbutil: db/leveldb_main.o $(LIBOBJECTS) - $(CXX) $(LDFLAGS) db/leveldb_main.o $(LIBOBJECTS) -o $@ $(LIBS) +$(STATIC_OUTDIR)/table: | $(STATIC_OUTDIR) + mkdir $@ -arena_test: util/arena_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) util/arena_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(STATIC_OUTDIR)/util: | $(STATIC_OUTDIR) + mkdir $@ -autocompact_test: db/autocompact_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) db/autocompact_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +.PHONY: STATIC_OBJDIRS +STATIC_OBJDIRS: \ + $(STATIC_OUTDIR)/db \ + $(STATIC_OUTDIR)/port \ + $(STATIC_OUTDIR)/table \ + $(STATIC_OUTDIR)/util \ + $(STATIC_OUTDIR)/helpers/memenv -bloom_test: util/bloom_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) util/bloom_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SHARED_OUTDIR): + mkdir $@ -c_test: db/c_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) db/c_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SHARED_OUTDIR)/db: | $(SHARED_OUTDIR) + mkdir $@ -cache_test: util/cache_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) util/cache_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SHARED_OUTDIR)/helpers/memenv: | $(SHARED_OUTDIR) + mkdir -p $@ -coding_test: util/coding_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) util/coding_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SHARED_OUTDIR)/port: | $(SHARED_OUTDIR) + mkdir $@ -corruption_test: db/corruption_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) db/corruption_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SHARED_OUTDIR)/table: | $(SHARED_OUTDIR) + mkdir $@ -crc32c_test: util/crc32c_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) util/crc32c_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SHARED_OUTDIR)/util: | $(SHARED_OUTDIR) + mkdir $@ -db_test: db/db_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) db/db_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +.PHONY: SHARED_OBJDIRS +SHARED_OBJDIRS: \ + $(SHARED_OUTDIR)/db \ + $(SHARED_OUTDIR)/port \ + $(SHARED_OUTDIR)/table \ + $(SHARED_OUTDIR)/util \ + $(SHARED_OUTDIR)/helpers/memenv -dbformat_test: db/dbformat_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) db/dbformat_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(DEVICE_OUTDIR): + mkdir $@ -env_test: util/env_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) util/env_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(DEVICE_OUTDIR)/db: | $(DEVICE_OUTDIR) + mkdir $@ -filename_test: db/filename_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) db/filename_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(DEVICE_OUTDIR)/helpers/memenv: | $(DEVICE_OUTDIR) + mkdir -p $@ -filter_block_test: table/filter_block_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) table/filter_block_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(DEVICE_OUTDIR)/port: | $(DEVICE_OUTDIR) + mkdir $@ -hash_test: util/hash_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) util/hash_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(DEVICE_OUTDIR)/table: | $(DEVICE_OUTDIR) + mkdir $@ -issue178_test: issues/issue178_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) issues/issue178_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(DEVICE_OUTDIR)/util: | $(DEVICE_OUTDIR) + mkdir $@ -issue200_test: issues/issue200_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) issues/issue200_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +.PHONY: DEVICE_OBJDIRS +DEVICE_OBJDIRS: \ + $(DEVICE_OUTDIR)/db \ + $(DEVICE_OUTDIR)/port \ + $(DEVICE_OUTDIR)/table \ + $(DEVICE_OUTDIR)/util \ + $(DEVICE_OUTDIR)/helpers/memenv -log_test: db/log_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) db/log_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SIMULATOR_OUTDIR): + mkdir $@ -table_test: table/table_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) table/table_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SIMULATOR_OUTDIR)/db: | $(SIMULATOR_OUTDIR) + mkdir $@ -skiplist_test: db/skiplist_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) db/skiplist_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SIMULATOR_OUTDIR)/helpers/memenv: | $(SIMULATOR_OUTDIR) + mkdir -p $@ -version_edit_test: db/version_edit_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) db/version_edit_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SIMULATOR_OUTDIR)/port: | $(SIMULATOR_OUTDIR) + mkdir $@ -version_set_test: db/version_set_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) db/version_set_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SIMULATOR_OUTDIR)/table: | $(SIMULATOR_OUTDIR) + mkdir $@ -write_batch_test: db/write_batch_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CXX) $(LDFLAGS) db/write_batch_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) +$(SIMULATOR_OUTDIR)/util: | $(SIMULATOR_OUTDIR) + mkdir $@ -$(MEMENVLIBRARY) : $(MEMENVOBJECTS) - rm -f $@ - $(AR) -rs $@ $(MEMENVOBJECTS) +.PHONY: SIMULATOR_OBJDIRS +SIMULATOR_OBJDIRS: \ + $(SIMULATOR_OUTDIR)/db \ + $(SIMULATOR_OUTDIR)/port \ + $(SIMULATOR_OUTDIR)/table \ + $(SIMULATOR_OUTDIR)/util \ + $(SIMULATOR_OUTDIR)/helpers/memenv -memenv_test : helpers/memenv/memenv_test.o $(MEMENVLIBRARY) $(LIBRARY) $(TESTHARNESS) - $(CXX) $(LDFLAGS) helpers/memenv/memenv_test.o $(MEMENVLIBRARY) $(LIBRARY) $(TESTHARNESS) -o $@ $(LIBS) +$(STATIC_ALLOBJS): | STATIC_OBJDIRS +$(DEVICE_ALLOBJS): | DEVICE_OBJDIRS +$(SIMULATOR_ALLOBJS): | SIMULATOR_OBJDIRS +$(SHARED_ALLOBJS): | SHARED_OBJDIRS ifeq ($(PLATFORM), IOS) -# For iOS, create universal object files to be used on both the simulator and +$(DEVICE_OUTDIR)/libleveldb.a: $(DEVICE_LIBOBJECTS) + rm -f $@ + $(AR) -rs $@ $(DEVICE_LIBOBJECTS) + +$(SIMULATOR_OUTDIR)/libleveldb.a: $(SIMULATOR_LIBOBJECTS) + rm -f $@ + $(AR) -rs $@ $(SIMULATOR_LIBOBJECTS) + +$(DEVICE_OUTDIR)/libmemenv.a: $(DEVICE_MEMENVOBJECTS) + rm -f $@ + $(AR) -rs $@ $(DEVICE_MEMENVOBJECTS) + +$(SIMULATOR_OUTDIR)/libmemenv.a: $(SIMULATOR_MEMENVOBJECTS) + rm -f $@ + $(AR) -rs $@ $(SIMULATOR_MEMENVOBJECTS) + +# For iOS, create universal object libraries to be used on both the simulator and # a device. -PLATFORMSROOT=/Applications/Xcode.app/Contents/Developer/Platforms -SIMULATORROOT=$(PLATFORMSROOT)/iPhoneSimulator.platform/Developer -DEVICEROOT=$(PLATFORMSROOT)/iPhoneOS.platform/Developer -IOSVERSION=$(shell defaults read $(PLATFORMSROOT)/iPhoneOS.platform/version CFBundleShortVersionString) -IOSARCH=-arch armv6 -arch armv7 -arch armv7s -arch arm64 - -.cc.o: - mkdir -p ios-x86/$(dir $@) - xcrun -sdk iphonesimulator $(CXX) $(CXXFLAGS) -isysroot $(SIMULATORROOT)/SDKs/iPhoneSimulator$(IOSVERSION).sdk -arch i686 -arch x86_64 -c $< -o ios-x86/$@ - mkdir -p ios-arm/$(dir $@) - xcrun -sdk iphoneos $(CXX) $(CXXFLAGS) -isysroot $(DEVICEROOT)/SDKs/iPhoneOS$(IOSVERSION).sdk $(IOSARCH) -c $< -o ios-arm/$@ - xcrun lipo ios-x86/$@ ios-arm/$@ -create -output $@ - -.c.o: - mkdir -p ios-x86/$(dir $@) - xcrun -sdk iphonesimulator $(CC) $(CFLAGS) -isysroot $(SIMULATORROOT)/SDKs/iPhoneSimulator$(IOSVERSION).sdk -arch i686 -arch x86_64 -c $< -o ios-x86/$@ - mkdir -p ios-arm/$(dir $@) - xcrun -sdk iphoneos $(CC) $(CFLAGS) -isysroot $(DEVICEROOT)/SDKs/iPhoneOS$(IOSVERSION).sdk $(IOSARCH) -c $< -o ios-arm/$@ - xcrun lipo ios-x86/$@ ios-arm/$@ -create -output $@ +$(STATIC_OUTDIR)/libleveldb.a: $(STATIC_OUTDIR) $(DEVICE_OUTDIR)/libleveldb.a $(SIMULATOR_OUTDIR)/libleveldb.a + lipo -create $(DEVICE_OUTDIR)/libleveldb.a $(SIMULATOR_OUTDIR)/libleveldb.a -output $@ +$(STATIC_OUTDIR)/libmemenv.a: $(STATIC_OUTDIR) $(DEVICE_OUTDIR)/libmemenv.a $(SIMULATOR_OUTDIR)/libmemenv.a + lipo -create $(DEVICE_OUTDIR)/libmemenv.a $(SIMULATOR_OUTDIR)/libmemenv.a -output $@ else -.cc.o: +$(STATIC_OUTDIR)/libleveldb.a:$(STATIC_LIBOBJECTS) + rm -f $@ + $(AR) -rs $@ $(STATIC_LIBOBJECTS) + +$(STATIC_OUTDIR)/libmemenv.a:$(STATIC_MEMENVOBJECTS) + rm -f $@ + $(AR) -rs $@ $(STATIC_MEMENVOBJECTS) +endif + +$(SHARED_MEMENVLIB):$(SHARED_MEMENVOBJECTS) + rm -f $@ + $(AR) -rs $@ $(SHARED_MEMENVOBJECTS) + +$(STATIC_OUTDIR)/db_bench:db/db_bench.cc $(STATIC_LIBOBJECTS) $(TESTUTIL) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/db_bench.cc $(STATIC_LIBOBJECTS) $(TESTUTIL) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/db_bench_sqlite3:doc/bench/db_bench_sqlite3.cc $(STATIC_LIBOBJECTS) $(TESTUTIL) + $(CXX) $(LDFLAGS) $(CXXFLAGS) doc/bench/db_bench_sqlite3.cc $(STATIC_LIBOBJECTS) $(TESTUTIL) -o $@ -lsqlite3 $(LIBS) + +$(STATIC_OUTDIR)/db_bench_tree_db:doc/bench/db_bench_tree_db.cc $(STATIC_LIBOBJECTS) $(TESTUTIL) + $(CXX) $(LDFLAGS) $(CXXFLAGS) doc/bench/db_bench_tree_db.cc $(STATIC_LIBOBJECTS) $(TESTUTIL) -o $@ -lkyotocabinet $(LIBS) + +$(STATIC_OUTDIR)/leveldbutil:db/leveldbutil.cc $(STATIC_LIBOBJECTS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/leveldbutil.cc $(STATIC_LIBOBJECTS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/arena_test:util/arena_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) util/arena_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/autocompact_test:db/autocompact_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/autocompact_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/bloom_test:util/bloom_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) util/bloom_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/c_test:$(STATIC_OUTDIR)/db/c_test.o $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(STATIC_OUTDIR)/db/c_test.o $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/cache_test:util/cache_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) util/cache_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/coding_test:util/coding_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) util/coding_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/corruption_test:db/corruption_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/corruption_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/crc32c_test:util/crc32c_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) util/crc32c_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/db_test:db/db_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/db_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/dbformat_test:db/dbformat_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/dbformat_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/env_test:util/env_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) util/env_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/fault_injection_test:db/fault_injection_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/fault_injection_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/filename_test:db/filename_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/filename_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/filter_block_test:table/filter_block_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) table/filter_block_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/hash_test:util/hash_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) util/hash_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/issue178_test:issues/issue178_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) issues/issue178_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/issue200_test:issues/issue200_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) issues/issue200_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/log_test:db/log_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/log_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/recovery_test:db/recovery_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/recovery_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/table_test:table/table_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) table/table_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/skiplist_test:db/skiplist_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/skiplist_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/version_edit_test:db/version_edit_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/version_edit_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/version_set_test:db/version_set_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/version_set_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/write_batch_test:db/write_batch_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) + $(CXX) $(LDFLAGS) $(CXXFLAGS) db/write_batch_test.cc $(STATIC_LIBOBJECTS) $(TESTHARNESS) -o $@ $(LIBS) + +$(STATIC_OUTDIR)/memenv_test:$(STATIC_OUTDIR)/helpers/memenv/memenv_test.o $(STATIC_OUTDIR)/libmemenv.a $(STATIC_OUTDIR)/libleveldb.a $(TESTHARNESS) + $(XCRUN) $(CXX) $(LDFLAGS) $(STATIC_OUTDIR)/helpers/memenv/memenv_test.o $(STATIC_OUTDIR)/libmemenv.a $(STATIC_OUTDIR)/libleveldb.a $(TESTHARNESS) -o $@ $(LIBS) + +$(SHARED_OUTDIR)/db_bench:$(SHARED_OUTDIR)/db/db_bench.o $(SHARED_LIBS) $(TESTUTIL) + $(XCRUN) $(CXX) $(LDFLAGS) $(CXXFLAGS) $(PLATFORM_SHARED_CFLAGS) $(SHARED_OUTDIR)/db/db_bench.o $(TESTUTIL) $(SHARED_OUTDIR)/$(SHARED_LIB3) -o $@ $(LIBS) + +.PHONY: run-shared +run-shared: $(SHARED_OUTDIR)/db_bench + LD_LIBRARY_PATH=$(SHARED_OUTDIR) $(SHARED_OUTDIR)/db_bench + +$(SIMULATOR_OUTDIR)/%.o: %.cc + xcrun -sdk iphonesimulator $(CXX) $(CXXFLAGS) $(SIMULATOR_CFLAGS) -c $< -o $@ + +$(DEVICE_OUTDIR)/%.o: %.cc + xcrun -sdk iphoneos $(CXX) $(CXXFLAGS) $(DEVICE_CFLAGS) -c $< -o $@ + +$(SIMULATOR_OUTDIR)/%.o: %.c + xcrun -sdk iphonesimulator $(CC) $(CFLAGS) $(SIMULATOR_CFLAGS) -c $< -o $@ + +$(DEVICE_OUTDIR)/%.o: %.c + xcrun -sdk iphoneos $(CC) $(CFLAGS) $(DEVICE_CFLAGS) -c $< -o $@ + +$(STATIC_OUTDIR)/%.o: %.cc $(CXX) $(CXXFLAGS) -c $< -o $@ -.c.o: +$(STATIC_OUTDIR)/%.o: %.c $(CC) $(CFLAGS) -c $< -o $@ -endif + +$(SHARED_OUTDIR)/%.o: %.cc + $(CXX) $(CXXFLAGS) $(PLATFORM_SHARED_CFLAGS) -c $< -o $@ + +$(SHARED_OUTDIR)/%.o: %.c + $(CC) $(CFLAGS) $(PLATFORM_SHARED_CFLAGS) -c $< -o $@ diff --git a/src/leveldb/README b/src/leveldb/README deleted file mode 100644 index 3618adeeed..0000000000 --- a/src/leveldb/README +++ /dev/null @@ -1,51 +0,0 @@ -leveldb: A key-value store -Authors: Sanjay Ghemawat (sanjay@google.com) and Jeff Dean (jeff@google.com) - -The code under this directory implements a system for maintaining a -persistent key/value store. - -See doc/index.html for more explanation. -See doc/impl.html for a brief overview of the implementation. - -The public interface is in include/*.h. Callers should not include or -rely on the details of any other header files in this package. Those -internal APIs may be changed without warning. - -Guide to header files: - -include/db.h - Main interface to the DB: Start here - -include/options.h - Control over the behavior of an entire database, and also - control over the behavior of individual reads and writes. - -include/comparator.h - Abstraction for user-specified comparison function. If you want - just bytewise comparison of keys, you can use the default comparator, - but clients can write their own comparator implementations if they - want custom ordering (e.g. to handle different character - encodings, etc.) - -include/iterator.h - Interface for iterating over data. You can get an iterator - from a DB object. - -include/write_batch.h - Interface for atomically applying multiple updates to a database. - -include/slice.h - A simple module for maintaining a pointer and a length into some - other byte array. - -include/status.h - Status is returned from many of the public interfaces and is used - to report success and various kinds of errors. - -include/env.h - Abstraction of the OS environment. A posix implementation of - this interface is in util/env_posix.cc - -include/table.h -include/table_builder.h - Lower-level modules that most clients probably won't use directly diff --git a/src/leveldb/README.md b/src/leveldb/README.md index 480affb5ca..c75b185e0e 100644 --- a/src/leveldb/README.md +++ b/src/leveldb/README.md @@ -1,5 +1,7 @@ **LevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.** +[](https://travis-ci.org/google/leveldb) + Authors: Sanjay Ghemawat (sanjay@google.com) and Jeff Dean (jeff@google.com) # Features @@ -10,9 +12,11 @@ Authors: Sanjay Ghemawat (sanjay@google.com) and Jeff Dean (jeff@google.com) * Multiple changes can be made in one atomic batch. * Users can create a transient snapshot to get a consistent view of data. * Forward and backward iteration is supported over the data. - * Data is automatically compressed using the [Snappy compression library](http://code.google.com/p/snappy). + * Data is automatically compressed using the [Snappy compression library](http://google.github.io/snappy/). * External activity (file system operations etc.) is relayed through a virtual interface so users can customize the operating system interactions. - * [Detailed documentation](http://htmlpreview.github.io/?https://github.com/google/leveldb/blob/master/doc/index.html) about how to use the library is included with the source code. + +# Documentation + [LevelDB library documentation](https://rawgit.com/google/leveldb/master/doc/index.html) is online and bundled with the source code. # Limitations @@ -20,6 +24,37 @@ Authors: Sanjay Ghemawat (sanjay@google.com) and Jeff Dean (jeff@google.com) * Only a single process (possibly multi-threaded) can access a particular database at a time. * There is no client-server support builtin to the library. An application that needs such support will have to wrap their own server around the library. +# Contributing to the leveldb Project +The leveldb project welcomes contributions. leveldb's primary goal is to be +a reliable and fast key/value store. Changes that are in line with the +features/limitations outlined above, and meet the requirements below, +will be considered. + +Contribution requirements: + +1. **POSIX only**. We _generally_ will only accept changes that are both + compiled, and tested on a POSIX platform - usually Linux. Very small + changes will sometimes be accepted, but consider that more of an + exception than the rule. + +2. **Stable API**. We strive very hard to maintain a stable API. Changes that + require changes for projects using leveldb _might_ be rejected without + sufficient benefit to the project. + +3. **Tests**: All changes must be accompanied by a new (or changed) test, or + a sufficient explanation as to why a new (or changed) test is not required. + +## Submitting a Pull Request +Before any pull request will be accepted the author must first sign a +Contributor License Agreement (CLA) at https://cla.developers.google.com/. + +In order to keep the commit timeline linear +[squash](https://git-scm.com/book/en/v2/Git-Tools-Rewriting-History#Squashing-Commits) +your changes down to a single commit and [rebase](https://git-scm.com/docs/git-rebase) +on google/leveldb/master. This keeps the commit timeline linear and more easily sync'ed +with the internal repository at Google. More information at GitHub's +[About Git rebase](https://help.github.com/articles/about-git-rebase/) page. + # Performance Here is a performance report (with explanations) from the run of the diff --git a/src/leveldb/build_detect_platform b/src/leveldb/build_detect_platform index a1101c1bda..d7edab1d87 100755 --- a/src/leveldb/build_detect_platform +++ b/src/leveldb/build_detect_platform @@ -175,7 +175,7 @@ DIRS="$PREFIX/db $PREFIX/util $PREFIX/table" set -f # temporarily disable globbing so that our patterns aren't expanded PRUNE_TEST="-name *test*.cc -prune" PRUNE_BENCH="-name *_bench.cc -prune" -PRUNE_TOOL="-name leveldb_main.cc -prune" +PRUNE_TOOL="-name leveldbutil.cc -prune" PORTABLE_FILES=`find $DIRS $PRUNE_TEST -o $PRUNE_BENCH -o $PRUNE_TOOL -o -name '*.cc' -print | sort | sed "s,^$PREFIX/,," | tr "\n" " "` set +f # re-enable globbing diff --git a/src/leveldb/db/corruption_test.cc b/src/leveldb/db/corruption_test.cc index 96afc68913..37a484d25f 100644 --- a/src/leveldb/db/corruption_test.cc +++ b/src/leveldb/db/corruption_test.cc @@ -36,7 +36,7 @@ class CorruptionTest { tiny_cache_ = NewLRUCache(100); options_.env = &env_; options_.block_cache = tiny_cache_; - dbname_ = test::TmpDir() + "/db_test"; + dbname_ = test::TmpDir() + "/corruption_test"; DestroyDB(dbname_, options_); db_ = NULL; diff --git a/src/leveldb/db/db_bench.cc b/src/leveldb/db/db_bench.cc index 705a170aae..7a0f5e08cd 100644 --- a/src/leveldb/db/db_bench.cc +++ b/src/leveldb/db/db_bench.cc @@ -33,6 +33,7 @@ // readmissing -- read N missing keys in random order // readhot -- read N times in random order from 1% section of DB // seekrandom -- N random seeks +// open -- cost of opening a DB // crc32c -- repeated crc32c of 4K of data // acquireload -- load N*1000 times // Meta operations: @@ -99,6 +100,9 @@ static int FLAGS_bloom_bits = -1; // benchmark will fail. static bool FLAGS_use_existing_db = false; +// If true, reuse existing log/MANIFEST files when re-opening a database. +static bool FLAGS_reuse_logs = false; + // Use the db with the following name. static const char* FLAGS_db = NULL; @@ -138,6 +142,7 @@ class RandomGenerator { } }; +#if defined(__linux) static Slice TrimSpace(Slice s) { size_t start = 0; while (start < s.size() && isspace(s[start])) { @@ -149,6 +154,7 @@ static Slice TrimSpace(Slice s) { } return Slice(s.data() + start, limit - start); } +#endif static void AppendWithSpace(std::string* str, Slice msg) { if (msg.empty()) return; @@ -442,7 +448,11 @@ class Benchmark { bool fresh_db = false; int num_threads = FLAGS_threads; - if (name == Slice("fillseq")) { + if (name == Slice("open")) { + method = &Benchmark::OpenBench; + num_ /= 10000; + if (num_ < 1) num_ = 1; + } else if (name == Slice("fillseq")) { fresh_db = true; method = &Benchmark::WriteSeq; } else if (name == Slice("fillbatch")) { @@ -695,6 +705,7 @@ class Benchmark { options.write_buffer_size = FLAGS_write_buffer_size; options.max_open_files = FLAGS_open_files; options.filter_policy = filter_policy_; + options.reuse_logs = FLAGS_reuse_logs; Status s = DB::Open(options, FLAGS_db, &db_); if (!s.ok()) { fprintf(stderr, "open error: %s\n", s.ToString().c_str()); @@ -702,6 +713,14 @@ class Benchmark { } } + void OpenBench(ThreadState* thread) { + for (int i = 0; i < num_; i++) { + delete db_; + Open(); + thread->stats.FinishedSingleOp(); + } + } + void WriteSeq(ThreadState* thread) { DoWrite(thread, true); } @@ -941,6 +960,9 @@ int main(int argc, char** argv) { } else if (sscanf(argv[i], "--use_existing_db=%d%c", &n, &junk) == 1 && (n == 0 || n == 1)) { FLAGS_use_existing_db = n; + } else if (sscanf(argv[i], "--reuse_logs=%d%c", &n, &junk) == 1 && + (n == 0 || n == 1)) { + FLAGS_reuse_logs = n; } else if (sscanf(argv[i], "--num=%d%c", &n, &junk) == 1) { FLAGS_num = n; } else if (sscanf(argv[i], "--reads=%d%c", &n, &junk) == 1) { diff --git a/src/leveldb/db/db_impl.cc b/src/leveldb/db/db_impl.cc index 49b95953b4..60f4e66e55 100644 --- a/src/leveldb/db/db_impl.cc +++ b/src/leveldb/db/db_impl.cc @@ -125,7 +125,7 @@ DBImpl::DBImpl(const Options& raw_options, const std::string& dbname) db_lock_(NULL), shutting_down_(NULL), bg_cv_(&mutex_), - mem_(new MemTable(internal_comparator_)), + mem_(NULL), imm_(NULL), logfile_(NULL), logfile_number_(0), @@ -134,7 +134,6 @@ DBImpl::DBImpl(const Options& raw_options, const std::string& dbname) tmp_batch_(new WriteBatch), bg_compaction_scheduled_(false), manual_compaction_(NULL) { - mem_->Ref(); has_imm_.Release_Store(NULL); // Reserve ten files or so for other uses and give the rest to TableCache. @@ -271,7 +270,7 @@ void DBImpl::DeleteObsoleteFiles() { } } -Status DBImpl::Recover(VersionEdit* edit) { +Status DBImpl::Recover(VersionEdit* edit, bool *save_manifest) { mutex_.AssertHeld(); // Ignore error from CreateDir since the creation of the DB is @@ -301,66 +300,69 @@ Status DBImpl::Recover(VersionEdit* edit) { } } - s = versions_->Recover(); - if (s.ok()) { - SequenceNumber max_sequence(0); - - // Recover from all newer log files than the ones named in the - // descriptor (new log files may have been added by the previous - // incarnation without registering them in the descriptor). - // - // Note that PrevLogNumber() is no longer used, but we pay - // attention to it in case we are recovering a database - // produced by an older version of leveldb. - const uint64_t min_log = versions_->LogNumber(); - const uint64_t prev_log = versions_->PrevLogNumber(); - std::vector<std::string> filenames; - s = env_->GetChildren(dbname_, &filenames); + s = versions_->Recover(save_manifest); + if (!s.ok()) { + return s; + } + SequenceNumber max_sequence(0); + + // Recover from all newer log files than the ones named in the + // descriptor (new log files may have been added by the previous + // incarnation without registering them in the descriptor). + // + // Note that PrevLogNumber() is no longer used, but we pay + // attention to it in case we are recovering a database + // produced by an older version of leveldb. + const uint64_t min_log = versions_->LogNumber(); + const uint64_t prev_log = versions_->PrevLogNumber(); + std::vector<std::string> filenames; + s = env_->GetChildren(dbname_, &filenames); + if (!s.ok()) { + return s; + } + std::set<uint64_t> expected; + versions_->AddLiveFiles(&expected); + uint64_t number; + FileType type; + std::vector<uint64_t> logs; + for (size_t i = 0; i < filenames.size(); i++) { + if (ParseFileName(filenames[i], &number, &type)) { + expected.erase(number); + if (type == kLogFile && ((number >= min_log) || (number == prev_log))) + logs.push_back(number); + } + } + if (!expected.empty()) { + char buf[50]; + snprintf(buf, sizeof(buf), "%d missing files; e.g.", + static_cast<int>(expected.size())); + return Status::Corruption(buf, TableFileName(dbname_, *(expected.begin()))); + } + + // Recover in the order in which the logs were generated + std::sort(logs.begin(), logs.end()); + for (size_t i = 0; i < logs.size(); i++) { + s = RecoverLogFile(logs[i], (i == logs.size() - 1), save_manifest, edit, + &max_sequence); if (!s.ok()) { return s; } - std::set<uint64_t> expected; - versions_->AddLiveFiles(&expected); - uint64_t number; - FileType type; - std::vector<uint64_t> logs; - for (size_t i = 0; i < filenames.size(); i++) { - if (ParseFileName(filenames[i], &number, &type)) { - expected.erase(number); - if (type == kLogFile && ((number >= min_log) || (number == prev_log))) - logs.push_back(number); - } - } - if (!expected.empty()) { - char buf[50]; - snprintf(buf, sizeof(buf), "%d missing files; e.g.", - static_cast<int>(expected.size())); - return Status::Corruption(buf, TableFileName(dbname_, *(expected.begin()))); - } - - // Recover in the order in which the logs were generated - std::sort(logs.begin(), logs.end()); - for (size_t i = 0; i < logs.size(); i++) { - s = RecoverLogFile(logs[i], edit, &max_sequence); - // The previous incarnation may not have written any MANIFEST - // records after allocating this log number. So we manually - // update the file number allocation counter in VersionSet. - versions_->MarkFileNumberUsed(logs[i]); - } + // The previous incarnation may not have written any MANIFEST + // records after allocating this log number. So we manually + // update the file number allocation counter in VersionSet. + versions_->MarkFileNumberUsed(logs[i]); + } - if (s.ok()) { - if (versions_->LastSequence() < max_sequence) { - versions_->SetLastSequence(max_sequence); - } - } + if (versions_->LastSequence() < max_sequence) { + versions_->SetLastSequence(max_sequence); } - return s; + return Status::OK(); } -Status DBImpl::RecoverLogFile(uint64_t log_number, - VersionEdit* edit, +Status DBImpl::RecoverLogFile(uint64_t log_number, bool last_log, + bool* save_manifest, VersionEdit* edit, SequenceNumber* max_sequence) { struct LogReporter : public log::Reader::Reporter { Env* env; @@ -405,6 +407,7 @@ Status DBImpl::RecoverLogFile(uint64_t log_number, std::string scratch; Slice record; WriteBatch batch; + int compactions = 0; MemTable* mem = NULL; while (reader.ReadRecord(&record, &scratch) && status.ok()) { @@ -432,25 +435,52 @@ Status DBImpl::RecoverLogFile(uint64_t log_number, } if (mem->ApproximateMemoryUsage() > options_.write_buffer_size) { + compactions++; + *save_manifest = true; status = WriteLevel0Table(mem, edit, NULL); + mem->Unref(); + mem = NULL; if (!status.ok()) { // Reflect errors immediately so that conditions like full // file-systems cause the DB::Open() to fail. break; } - mem->Unref(); - mem = NULL; } } - if (status.ok() && mem != NULL) { - status = WriteLevel0Table(mem, edit, NULL); - // Reflect errors immediately so that conditions like full - // file-systems cause the DB::Open() to fail. + delete file; + + // See if we should keep reusing the last log file. + if (status.ok() && options_.reuse_logs && last_log && compactions == 0) { + assert(logfile_ == NULL); + assert(log_ == NULL); + assert(mem_ == NULL); + uint64_t lfile_size; + if (env_->GetFileSize(fname, &lfile_size).ok() && + env_->NewAppendableFile(fname, &logfile_).ok()) { + Log(options_.info_log, "Reusing old log %s \n", fname.c_str()); + log_ = new log::Writer(logfile_, lfile_size); + logfile_number_ = log_number; + if (mem != NULL) { + mem_ = mem; + mem = NULL; + } else { + // mem can be NULL if lognum exists but was empty. + mem_ = new MemTable(internal_comparator_); + mem_->Ref(); + } + } + } + + if (mem != NULL) { + // mem did not get reused; compact it. + if (status.ok()) { + *save_manifest = true; + status = WriteLevel0Table(mem, edit, NULL); + } + mem->Unref(); } - if (mem != NULL) mem->Unref(); - delete file; return status; } @@ -821,8 +851,9 @@ Status DBImpl::FinishCompactionOutputFile(CompactionState* compact, delete iter; if (s.ok()) { Log(options_.info_log, - "Generated table #%llu: %lld keys, %lld bytes", + "Generated table #%llu@%d: %lld keys, %lld bytes", (unsigned long long) output_number, + compact->compaction->level(), (unsigned long long) current_entries, (unsigned long long) current_bytes); } @@ -1395,6 +1426,19 @@ bool DBImpl::GetProperty(const Slice& property, std::string* value) { } else if (in == "sstables") { *value = versions_->current()->DebugString(); return true; + } else if (in == "approximate-memory-usage") { + size_t total_usage = options_.block_cache->TotalCharge(); + if (mem_) { + total_usage += mem_->ApproximateMemoryUsage(); + } + if (imm_) { + total_usage += imm_->ApproximateMemoryUsage(); + } + char buf[50]; + snprintf(buf, sizeof(buf), "%llu", + static_cast<unsigned long long>(total_usage)); + value->append(buf); + return true; } return false; @@ -1449,8 +1493,11 @@ Status DB::Open(const Options& options, const std::string& dbname, DBImpl* impl = new DBImpl(options, dbname); impl->mutex_.Lock(); VersionEdit edit; - Status s = impl->Recover(&edit); // Handles create_if_missing, error_if_exists - if (s.ok()) { + // Recover handles create_if_missing, error_if_exists + bool save_manifest = false; + Status s = impl->Recover(&edit, &save_manifest); + if (s.ok() && impl->mem_ == NULL) { + // Create new log and a corresponding memtable. uint64_t new_log_number = impl->versions_->NewFileNumber(); WritableFile* lfile; s = options.env->NewWritableFile(LogFileName(dbname, new_log_number), @@ -1460,15 +1507,22 @@ Status DB::Open(const Options& options, const std::string& dbname, impl->logfile_ = lfile; impl->logfile_number_ = new_log_number; impl->log_ = new log::Writer(lfile); - s = impl->versions_->LogAndApply(&edit, &impl->mutex_); - } - if (s.ok()) { - impl->DeleteObsoleteFiles(); - impl->MaybeScheduleCompaction(); + impl->mem_ = new MemTable(impl->internal_comparator_); + impl->mem_->Ref(); } } + if (s.ok() && save_manifest) { + edit.SetPrevLogNumber(0); // No older logs needed after recovery. + edit.SetLogNumber(impl->logfile_number_); + s = impl->versions_->LogAndApply(&edit, &impl->mutex_); + } + if (s.ok()) { + impl->DeleteObsoleteFiles(); + impl->MaybeScheduleCompaction(); + } impl->mutex_.Unlock(); if (s.ok()) { + assert(impl->mem_ != NULL); *dbptr = impl; } else { delete impl; diff --git a/src/leveldb/db/db_impl.h b/src/leveldb/db/db_impl.h index cfc998164a..8ff323e728 100644 --- a/src/leveldb/db/db_impl.h +++ b/src/leveldb/db/db_impl.h @@ -78,7 +78,8 @@ class DBImpl : public DB { // Recover the descriptor from persistent storage. May do a significant // amount of work to recover recently logged updates. Any changes to // be made to the descriptor are added to *edit. - Status Recover(VersionEdit* edit) EXCLUSIVE_LOCKS_REQUIRED(mutex_); + Status Recover(VersionEdit* edit, bool* save_manifest) + EXCLUSIVE_LOCKS_REQUIRED(mutex_); void MaybeIgnoreError(Status* s) const; @@ -90,9 +91,8 @@ class DBImpl : public DB { // Errors are recorded in bg_error_. void CompactMemTable() EXCLUSIVE_LOCKS_REQUIRED(mutex_); - Status RecoverLogFile(uint64_t log_number, - VersionEdit* edit, - SequenceNumber* max_sequence) + Status RecoverLogFile(uint64_t log_number, bool last_log, bool* save_manifest, + VersionEdit* edit, SequenceNumber* max_sequence) EXCLUSIVE_LOCKS_REQUIRED(mutex_); Status WriteLevel0Table(MemTable* mem, VersionEdit* edit, Version* base) diff --git a/src/leveldb/db/db_test.cc b/src/leveldb/db/db_test.cc index 0fed9137d5..a0b08bc19c 100644 --- a/src/leveldb/db/db_test.cc +++ b/src/leveldb/db/db_test.cc @@ -193,6 +193,7 @@ class DBTest { // Sequence of option configurations to try enum OptionConfig { kDefault, + kReuse, kFilter, kUncompressed, kEnd @@ -237,7 +238,11 @@ class DBTest { // Return the current option configuration. Options CurrentOptions() { Options options; + options.reuse_logs = false; switch (option_config_) { + case kReuse: + options.reuse_logs = true; + break; case kFilter: options.filter_policy = filter_policy_; break; @@ -558,6 +563,17 @@ TEST(DBTest, GetFromVersions) { } while (ChangeOptions()); } +TEST(DBTest, GetMemUsage) { + do { + ASSERT_OK(Put("foo", "v1")); + std::string val; + ASSERT_TRUE(db_->GetProperty("leveldb.approximate-memory-usage", &val)); + int mem_usage = atoi(val.c_str()); + ASSERT_GT(mem_usage, 0); + ASSERT_LT(mem_usage, 5*1024*1024); + } while (ChangeOptions()); +} + TEST(DBTest, GetSnapshot) { do { // Try with both a short key and a long key @@ -1080,6 +1096,14 @@ TEST(DBTest, ApproximateSizes) { // 0 because GetApproximateSizes() does not account for memtable space ASSERT_TRUE(Between(Size("", Key(50)), 0, 0)); + if (options.reuse_logs) { + // Recovery will reuse memtable, and GetApproximateSizes() does not + // account for memtable usage; + Reopen(&options); + ASSERT_TRUE(Between(Size("", Key(50)), 0, 0)); + continue; + } + // Check sizes across recovery by reopening a few times for (int run = 0; run < 3; run++) { Reopen(&options); @@ -1123,6 +1147,11 @@ TEST(DBTest, ApproximateSizes_MixOfSmallAndLarge) { ASSERT_OK(Put(Key(6), RandomString(&rnd, 300000))); ASSERT_OK(Put(Key(7), RandomString(&rnd, 10000))); + if (options.reuse_logs) { + // Need to force a memtable compaction since recovery does not do so. + ASSERT_OK(dbfull()->TEST_CompactMemTable()); + } + // Check sizes across recovery by reopening a few times for (int run = 0; run < 3; run++) { Reopen(&options); @@ -2084,7 +2113,8 @@ void BM_LogAndApply(int iters, int num_base_files) { InternalKeyComparator cmp(BytewiseComparator()); Options options; VersionSet vset(dbname, &options, NULL, &cmp); - ASSERT_OK(vset.Recover()); + bool save_manifest; + ASSERT_OK(vset.Recover(&save_manifest)); VersionEdit vbase; uint64_t fnum = 1; for (int i = 0; i < num_base_files; i++) { diff --git a/src/leveldb/db/fault_injection_test.cc b/src/leveldb/db/fault_injection_test.cc new file mode 100644 index 0000000000..875dfe81ee --- /dev/null +++ b/src/leveldb/db/fault_injection_test.cc @@ -0,0 +1,554 @@ +// Copyright 2014 The LevelDB Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. See the AUTHORS file for names of contributors. + +// This test uses a custom Env to keep track of the state of a filesystem as of +// the last "sync". It then checks for data loss errors by purposely dropping +// file data (or entire files) not protected by a "sync". + +#include "leveldb/db.h" + +#include <map> +#include <set> +#include "db/db_impl.h" +#include "db/filename.h" +#include "db/log_format.h" +#include "db/version_set.h" +#include "leveldb/cache.h" +#include "leveldb/env.h" +#include "leveldb/table.h" +#include "leveldb/write_batch.h" +#include "util/logging.h" +#include "util/mutexlock.h" +#include "util/testharness.h" +#include "util/testutil.h" + +namespace leveldb { + +static const int kValueSize = 1000; +static const int kMaxNumValues = 2000; +static const size_t kNumIterations = 3; + +class FaultInjectionTestEnv; + +namespace { + +// Assume a filename, and not a directory name like "/foo/bar/" +static std::string GetDirName(const std::string filename) { + size_t found = filename.find_last_of("/\\"); + if (found == std::string::npos) { + return ""; + } else { + return filename.substr(0, found); + } +} + +Status SyncDir(const std::string& dir) { + // As this is a test it isn't required to *actually* sync this directory. + return Status::OK(); +} + +// A basic file truncation function suitable for this test. +Status Truncate(const std::string& filename, uint64_t length) { + leveldb::Env* env = leveldb::Env::Default(); + + SequentialFile* orig_file; + Status s = env->NewSequentialFile(filename, &orig_file); + if (!s.ok()) + return s; + + char* scratch = new char[length]; + leveldb::Slice result; + s = orig_file->Read(length, &result, scratch); + delete orig_file; + if (s.ok()) { + std::string tmp_name = GetDirName(filename) + "/truncate.tmp"; + WritableFile* tmp_file; + s = env->NewWritableFile(tmp_name, &tmp_file); + if (s.ok()) { + s = tmp_file->Append(result); + delete tmp_file; + if (s.ok()) { + s = env->RenameFile(tmp_name, filename); + } else { + env->DeleteFile(tmp_name); + } + } + } + + delete[] scratch; + + return s; +} + +struct FileState { + std::string filename_; + ssize_t pos_; + ssize_t pos_at_last_sync_; + ssize_t pos_at_last_flush_; + + FileState(const std::string& filename) + : filename_(filename), + pos_(-1), + pos_at_last_sync_(-1), + pos_at_last_flush_(-1) { } + + FileState() : pos_(-1), pos_at_last_sync_(-1), pos_at_last_flush_(-1) {} + + bool IsFullySynced() const { return pos_ <= 0 || pos_ == pos_at_last_sync_; } + + Status DropUnsyncedData() const; +}; + +} // anonymous namespace + +// A wrapper around WritableFile which informs another Env whenever this file +// is written to or sync'ed. +class TestWritableFile : public WritableFile { + public: + TestWritableFile(const FileState& state, + WritableFile* f, + FaultInjectionTestEnv* env); + virtual ~TestWritableFile(); + virtual Status Append(const Slice& data); + virtual Status Close(); + virtual Status Flush(); + virtual Status Sync(); + + private: + FileState state_; + WritableFile* target_; + bool writable_file_opened_; + FaultInjectionTestEnv* env_; + + Status SyncParent(); +}; + +class FaultInjectionTestEnv : public EnvWrapper { + public: + FaultInjectionTestEnv() : EnvWrapper(Env::Default()), filesystem_active_(true) {} + virtual ~FaultInjectionTestEnv() { } + virtual Status NewWritableFile(const std::string& fname, + WritableFile** result); + virtual Status NewAppendableFile(const std::string& fname, + WritableFile** result); + virtual Status DeleteFile(const std::string& f); + virtual Status RenameFile(const std::string& s, const std::string& t); + + void WritableFileClosed(const FileState& state); + Status DropUnsyncedFileData(); + Status DeleteFilesCreatedAfterLastDirSync(); + void DirWasSynced(); + bool IsFileCreatedSinceLastDirSync(const std::string& filename); + void ResetState(); + void UntrackFile(const std::string& f); + // Setting the filesystem to inactive is the test equivalent to simulating a + // system reset. Setting to inactive will freeze our saved filesystem state so + // that it will stop being recorded. It can then be reset back to the state at + // the time of the reset. + bool IsFilesystemActive() const { return filesystem_active_; } + void SetFilesystemActive(bool active) { filesystem_active_ = active; } + + private: + port::Mutex mutex_; + std::map<std::string, FileState> db_file_state_; + std::set<std::string> new_files_since_last_dir_sync_; + bool filesystem_active_; // Record flushes, syncs, writes +}; + +TestWritableFile::TestWritableFile(const FileState& state, + WritableFile* f, + FaultInjectionTestEnv* env) + : state_(state), + target_(f), + writable_file_opened_(true), + env_(env) { + assert(f != NULL); +} + +TestWritableFile::~TestWritableFile() { + if (writable_file_opened_) { + Close(); + } + delete target_; +} + +Status TestWritableFile::Append(const Slice& data) { + Status s = target_->Append(data); + if (s.ok() && env_->IsFilesystemActive()) { + state_.pos_ += data.size(); + } + return s; +} + +Status TestWritableFile::Close() { + writable_file_opened_ = false; + Status s = target_->Close(); + if (s.ok()) { + env_->WritableFileClosed(state_); + } + return s; +} + +Status TestWritableFile::Flush() { + Status s = target_->Flush(); + if (s.ok() && env_->IsFilesystemActive()) { + state_.pos_at_last_flush_ = state_.pos_; + } + return s; +} + +Status TestWritableFile::SyncParent() { + Status s = SyncDir(GetDirName(state_.filename_)); + if (s.ok()) { + env_->DirWasSynced(); + } + return s; +} + +Status TestWritableFile::Sync() { + if (!env_->IsFilesystemActive()) { + return Status::OK(); + } + // Ensure new files referred to by the manifest are in the filesystem. + Status s = target_->Sync(); + if (s.ok()) { + state_.pos_at_last_sync_ = state_.pos_; + } + if (env_->IsFileCreatedSinceLastDirSync(state_.filename_)) { + Status ps = SyncParent(); + if (s.ok() && !ps.ok()) { + s = ps; + } + } + return s; +} + +Status FaultInjectionTestEnv::NewWritableFile(const std::string& fname, + WritableFile** result) { + WritableFile* actual_writable_file; + Status s = target()->NewWritableFile(fname, &actual_writable_file); + if (s.ok()) { + FileState state(fname); + state.pos_ = 0; + *result = new TestWritableFile(state, actual_writable_file, this); + // NewWritableFile doesn't append to files, so if the same file is + // opened again then it will be truncated - so forget our saved + // state. + UntrackFile(fname); + MutexLock l(&mutex_); + new_files_since_last_dir_sync_.insert(fname); + } + return s; +} + +Status FaultInjectionTestEnv::NewAppendableFile(const std::string& fname, + WritableFile** result) { + WritableFile* actual_writable_file; + Status s = target()->NewAppendableFile(fname, &actual_writable_file); + if (s.ok()) { + FileState state(fname); + state.pos_ = 0; + { + MutexLock l(&mutex_); + if (db_file_state_.count(fname) == 0) { + new_files_since_last_dir_sync_.insert(fname); + } else { + state = db_file_state_[fname]; + } + } + *result = new TestWritableFile(state, actual_writable_file, this); + } + return s; +} + +Status FaultInjectionTestEnv::DropUnsyncedFileData() { + Status s; + MutexLock l(&mutex_); + for (std::map<std::string, FileState>::const_iterator it = + db_file_state_.begin(); + s.ok() && it != db_file_state_.end(); ++it) { + const FileState& state = it->second; + if (!state.IsFullySynced()) { + s = state.DropUnsyncedData(); + } + } + return s; +} + +void FaultInjectionTestEnv::DirWasSynced() { + MutexLock l(&mutex_); + new_files_since_last_dir_sync_.clear(); +} + +bool FaultInjectionTestEnv::IsFileCreatedSinceLastDirSync( + const std::string& filename) { + MutexLock l(&mutex_); + return new_files_since_last_dir_sync_.find(filename) != + new_files_since_last_dir_sync_.end(); +} + +void FaultInjectionTestEnv::UntrackFile(const std::string& f) { + MutexLock l(&mutex_); + db_file_state_.erase(f); + new_files_since_last_dir_sync_.erase(f); +} + +Status FaultInjectionTestEnv::DeleteFile(const std::string& f) { + Status s = EnvWrapper::DeleteFile(f); + ASSERT_OK(s); + if (s.ok()) { + UntrackFile(f); + } + return s; +} + +Status FaultInjectionTestEnv::RenameFile(const std::string& s, + const std::string& t) { + Status ret = EnvWrapper::RenameFile(s, t); + + if (ret.ok()) { + MutexLock l(&mutex_); + if (db_file_state_.find(s) != db_file_state_.end()) { + db_file_state_[t] = db_file_state_[s]; + db_file_state_.erase(s); + } + + if (new_files_since_last_dir_sync_.erase(s) != 0) { + assert(new_files_since_last_dir_sync_.find(t) == + new_files_since_last_dir_sync_.end()); + new_files_since_last_dir_sync_.insert(t); + } + } + + return ret; +} + +void FaultInjectionTestEnv::ResetState() { + // Since we are not destroying the database, the existing files + // should keep their recorded synced/flushed state. Therefore + // we do not reset db_file_state_ and new_files_since_last_dir_sync_. + MutexLock l(&mutex_); + SetFilesystemActive(true); +} + +Status FaultInjectionTestEnv::DeleteFilesCreatedAfterLastDirSync() { + // Because DeleteFile access this container make a copy to avoid deadlock + mutex_.Lock(); + std::set<std::string> new_files(new_files_since_last_dir_sync_.begin(), + new_files_since_last_dir_sync_.end()); + mutex_.Unlock(); + Status s; + std::set<std::string>::const_iterator it; + for (it = new_files.begin(); s.ok() && it != new_files.end(); ++it) { + s = DeleteFile(*it); + } + return s; +} + +void FaultInjectionTestEnv::WritableFileClosed(const FileState& state) { + MutexLock l(&mutex_); + db_file_state_[state.filename_] = state; +} + +Status FileState::DropUnsyncedData() const { + ssize_t sync_pos = pos_at_last_sync_ == -1 ? 0 : pos_at_last_sync_; + return Truncate(filename_, sync_pos); +} + +class FaultInjectionTest { + public: + enum ExpectedVerifResult { VAL_EXPECT_NO_ERROR, VAL_EXPECT_ERROR }; + enum ResetMethod { RESET_DROP_UNSYNCED_DATA, RESET_DELETE_UNSYNCED_FILES }; + + FaultInjectionTestEnv* env_; + std::string dbname_; + Cache* tiny_cache_; + Options options_; + DB* db_; + + FaultInjectionTest() + : env_(new FaultInjectionTestEnv), + tiny_cache_(NewLRUCache(100)), + db_(NULL) { + dbname_ = test::TmpDir() + "/fault_test"; + DestroyDB(dbname_, Options()); // Destroy any db from earlier run + options_.reuse_logs = true; + options_.env = env_; + options_.paranoid_checks = true; + options_.block_cache = tiny_cache_; + options_.create_if_missing = true; + } + + ~FaultInjectionTest() { + CloseDB(); + DestroyDB(dbname_, Options()); + delete tiny_cache_; + delete env_; + } + + void ReuseLogs(bool reuse) { + options_.reuse_logs = reuse; + } + + void Build(int start_idx, int num_vals) { + std::string key_space, value_space; + WriteBatch batch; + for (int i = start_idx; i < start_idx + num_vals; i++) { + Slice key = Key(i, &key_space); + batch.Clear(); + batch.Put(key, Value(i, &value_space)); + WriteOptions options; + ASSERT_OK(db_->Write(options, &batch)); + } + } + + Status ReadValue(int i, std::string* val) const { + std::string key_space, value_space; + Slice key = Key(i, &key_space); + Value(i, &value_space); + ReadOptions options; + return db_->Get(options, key, val); + } + + Status Verify(int start_idx, int num_vals, + ExpectedVerifResult expected) const { + std::string val; + std::string value_space; + Status s; + for (int i = start_idx; i < start_idx + num_vals && s.ok(); i++) { + Value(i, &value_space); + s = ReadValue(i, &val); + if (expected == VAL_EXPECT_NO_ERROR) { + if (s.ok()) { + ASSERT_EQ(value_space, val); + } + } else if (s.ok()) { + fprintf(stderr, "Expected an error at %d, but was OK\n", i); + s = Status::IOError(dbname_, "Expected value error:"); + } else { + s = Status::OK(); // An expected error + } + } + return s; + } + + // Return the ith key + Slice Key(int i, std::string* storage) const { + char buf[100]; + snprintf(buf, sizeof(buf), "%016d", i); + storage->assign(buf, strlen(buf)); + return Slice(*storage); + } + + // Return the value to associate with the specified key + Slice Value(int k, std::string* storage) const { + Random r(k); + return test::RandomString(&r, kValueSize, storage); + } + + Status OpenDB() { + delete db_; + db_ = NULL; + env_->ResetState(); + return DB::Open(options_, dbname_, &db_); + } + + void CloseDB() { + delete db_; + db_ = NULL; + } + + void DeleteAllData() { + Iterator* iter = db_->NewIterator(ReadOptions()); + WriteOptions options; + for (iter->SeekToFirst(); iter->Valid(); iter->Next()) { + ASSERT_OK(db_->Delete(WriteOptions(), iter->key())); + } + + delete iter; + } + + void ResetDBState(ResetMethod reset_method) { + switch (reset_method) { + case RESET_DROP_UNSYNCED_DATA: + ASSERT_OK(env_->DropUnsyncedFileData()); + break; + case RESET_DELETE_UNSYNCED_FILES: + ASSERT_OK(env_->DeleteFilesCreatedAfterLastDirSync()); + break; + default: + assert(false); + } + } + + void PartialCompactTestPreFault(int num_pre_sync, int num_post_sync) { + DeleteAllData(); + Build(0, num_pre_sync); + db_->CompactRange(NULL, NULL); + Build(num_pre_sync, num_post_sync); + } + + void PartialCompactTestReopenWithFault(ResetMethod reset_method, + int num_pre_sync, + int num_post_sync) { + env_->SetFilesystemActive(false); + CloseDB(); + ResetDBState(reset_method); + ASSERT_OK(OpenDB()); + ASSERT_OK(Verify(0, num_pre_sync, FaultInjectionTest::VAL_EXPECT_NO_ERROR)); + ASSERT_OK(Verify(num_pre_sync, num_post_sync, FaultInjectionTest::VAL_EXPECT_ERROR)); + } + + void NoWriteTestPreFault() { + } + + void NoWriteTestReopenWithFault(ResetMethod reset_method) { + CloseDB(); + ResetDBState(reset_method); + ASSERT_OK(OpenDB()); + } + + void DoTest() { + Random rnd(0); + ASSERT_OK(OpenDB()); + for (size_t idx = 0; idx < kNumIterations; idx++) { + int num_pre_sync = rnd.Uniform(kMaxNumValues); + int num_post_sync = rnd.Uniform(kMaxNumValues); + + PartialCompactTestPreFault(num_pre_sync, num_post_sync); + PartialCompactTestReopenWithFault(RESET_DROP_UNSYNCED_DATA, + num_pre_sync, + num_post_sync); + + NoWriteTestPreFault(); + NoWriteTestReopenWithFault(RESET_DROP_UNSYNCED_DATA); + + PartialCompactTestPreFault(num_pre_sync, num_post_sync); + // No new files created so we expect all values since no files will be + // dropped. + PartialCompactTestReopenWithFault(RESET_DELETE_UNSYNCED_FILES, + num_pre_sync + num_post_sync, + 0); + + NoWriteTestPreFault(); + NoWriteTestReopenWithFault(RESET_DELETE_UNSYNCED_FILES); + } + } +}; + +TEST(FaultInjectionTest, FaultTestNoLogReuse) { + ReuseLogs(false); + DoTest(); +} + +TEST(FaultInjectionTest, FaultTestWithLogReuse) { + ReuseLogs(true); + DoTest(); +} + +} // namespace leveldb + +int main(int argc, char** argv) { + return leveldb::test::RunAllTests(); +} diff --git a/src/leveldb/db/leveldb_main.cc b/src/leveldb/db/leveldbutil.cc index 9f4b7dd70c..9f4b7dd70c 100644 --- a/src/leveldb/db/leveldb_main.cc +++ b/src/leveldb/db/leveldbutil.cc diff --git a/src/leveldb/db/log_reader.cc b/src/leveldb/db/log_reader.cc index e44b66c85b..a6d304545d 100644 --- a/src/leveldb/db/log_reader.cc +++ b/src/leveldb/db/log_reader.cc @@ -25,7 +25,8 @@ Reader::Reader(SequentialFile* file, Reporter* reporter, bool checksum, eof_(false), last_record_offset_(0), end_of_buffer_offset_(0), - initial_offset_(initial_offset) { + initial_offset_(initial_offset), + resyncing_(initial_offset > 0) { } Reader::~Reader() { @@ -72,8 +73,25 @@ bool Reader::ReadRecord(Slice* record, std::string* scratch) { Slice fragment; while (true) { - uint64_t physical_record_offset = end_of_buffer_offset_ - buffer_.size(); const unsigned int record_type = ReadPhysicalRecord(&fragment); + + // ReadPhysicalRecord may have only had an empty trailer remaining in its + // internal buffer. Calculate the offset of the next physical record now + // that it has returned, properly accounting for its header size. + uint64_t physical_record_offset = + end_of_buffer_offset_ - buffer_.size() - kHeaderSize - fragment.size(); + + if (resyncing_) { + if (record_type == kMiddleType) { + continue; + } else if (record_type == kLastType) { + resyncing_ = false; + continue; + } else { + resyncing_ = false; + } + } + switch (record_type) { case kFullType: if (in_fragmented_record) { diff --git a/src/leveldb/db/log_reader.h b/src/leveldb/db/log_reader.h index 6aff791716..8389d61f8f 100644 --- a/src/leveldb/db/log_reader.h +++ b/src/leveldb/db/log_reader.h @@ -73,6 +73,11 @@ class Reader { // Offset at which to start looking for the first record to return uint64_t const initial_offset_; + // True if we are resynchronizing after a seek (initial_offset_ > 0). In + // particular, a run of kMiddleType and kLastType records can be silently + // skipped in this mode + bool resyncing_; + // Extend record types with the following special values enum { kEof = kMaxRecordType + 1, diff --git a/src/leveldb/db/log_test.cc b/src/leveldb/db/log_test.cc index dcf0562652..48a5928657 100644 --- a/src/leveldb/db/log_test.cc +++ b/src/leveldb/db/log_test.cc @@ -79,7 +79,7 @@ class LogTest { virtual Status Skip(uint64_t n) { if (n > contents_.size()) { contents_.clear(); - return Status::NotFound("in-memory file skipepd past end"); + return Status::NotFound("in-memory file skipped past end"); } contents_.remove_prefix(n); @@ -104,23 +104,34 @@ class LogTest { StringSource source_; ReportCollector report_; bool reading_; - Writer writer_; - Reader reader_; + Writer* writer_; + Reader* reader_; // Record metadata for testing initial offset functionality static size_t initial_offset_record_sizes_[]; static uint64_t initial_offset_last_record_offsets_[]; + static int num_initial_offset_records_; public: LogTest() : reading_(false), - writer_(&dest_), - reader_(&source_, &report_, true/*checksum*/, - 0/*initial_offset*/) { + writer_(new Writer(&dest_)), + reader_(new Reader(&source_, &report_, true/*checksum*/, + 0/*initial_offset*/)) { + } + + ~LogTest() { + delete writer_; + delete reader_; + } + + void ReopenForAppend() { + delete writer_; + writer_ = new Writer(&dest_, dest_.contents_.size()); } void Write(const std::string& msg) { ASSERT_TRUE(!reading_) << "Write() after starting to read"; - writer_.AddRecord(Slice(msg)); + writer_->AddRecord(Slice(msg)); } size_t WrittenBytes() const { @@ -134,7 +145,7 @@ class LogTest { } std::string scratch; Slice record; - if (reader_.ReadRecord(&record, &scratch)) { + if (reader_->ReadRecord(&record, &scratch)) { return record.ToString(); } else { return "EOF"; @@ -182,13 +193,18 @@ class LogTest { } void WriteInitialOffsetLog() { - for (int i = 0; i < 4; i++) { + for (int i = 0; i < num_initial_offset_records_; i++) { std::string record(initial_offset_record_sizes_[i], static_cast<char>('a' + i)); Write(record); } } + void StartReadingAt(uint64_t initial_offset) { + delete reader_; + reader_ = new Reader(&source_, &report_, true/*checksum*/, initial_offset); + } + void CheckOffsetPastEndReturnsNoRecords(uint64_t offset_past_end) { WriteInitialOffsetLog(); reading_ = true; @@ -208,32 +224,48 @@ class LogTest { source_.contents_ = Slice(dest_.contents_); Reader* offset_reader = new Reader(&source_, &report_, true/*checksum*/, initial_offset); - Slice record; - std::string scratch; - ASSERT_TRUE(offset_reader->ReadRecord(&record, &scratch)); - ASSERT_EQ(initial_offset_record_sizes_[expected_record_offset], - record.size()); - ASSERT_EQ(initial_offset_last_record_offsets_[expected_record_offset], - offset_reader->LastRecordOffset()); - ASSERT_EQ((char)('a' + expected_record_offset), record.data()[0]); + + // Read all records from expected_record_offset through the last one. + ASSERT_LT(expected_record_offset, num_initial_offset_records_); + for (; expected_record_offset < num_initial_offset_records_; + ++expected_record_offset) { + Slice record; + std::string scratch; + ASSERT_TRUE(offset_reader->ReadRecord(&record, &scratch)); + ASSERT_EQ(initial_offset_record_sizes_[expected_record_offset], + record.size()); + ASSERT_EQ(initial_offset_last_record_offsets_[expected_record_offset], + offset_reader->LastRecordOffset()); + ASSERT_EQ((char)('a' + expected_record_offset), record.data()[0]); + } delete offset_reader; } - }; size_t LogTest::initial_offset_record_sizes_[] = {10000, // Two sizable records in first block 10000, 2 * log::kBlockSize - 1000, // Span three blocks - 1}; + 1, + 13716, // Consume all but two bytes of block 3. + log::kBlockSize - kHeaderSize, // Consume the entirety of block 4. + }; uint64_t LogTest::initial_offset_last_record_offsets_[] = {0, kHeaderSize + 10000, 2 * (kHeaderSize + 10000), 2 * (kHeaderSize + 10000) + - (2 * log::kBlockSize - 1000) + 3 * kHeaderSize}; + (2 * log::kBlockSize - 1000) + 3 * kHeaderSize, + 2 * (kHeaderSize + 10000) + + (2 * log::kBlockSize - 1000) + 3 * kHeaderSize + + kHeaderSize + 1, + 3 * log::kBlockSize, + }; +// LogTest::initial_offset_last_record_offsets_ must be defined before this. +int LogTest::num_initial_offset_records_ = + sizeof(LogTest::initial_offset_last_record_offsets_)/sizeof(uint64_t); TEST(LogTest, Empty) { ASSERT_EQ("EOF", Read()); @@ -318,6 +350,15 @@ TEST(LogTest, AlignedEof) { ASSERT_EQ("EOF", Read()); } +TEST(LogTest, OpenForAppend) { + Write("hello"); + ReopenForAppend(); + Write("world"); + ASSERT_EQ("hello", Read()); + ASSERT_EQ("world", Read()); + ASSERT_EQ("EOF", Read()); +} + TEST(LogTest, RandomRead) { const int N = 500; Random write_rnd(301); @@ -445,6 +486,22 @@ TEST(LogTest, PartialLastIsIgnored) { ASSERT_EQ(0, DroppedBytes()); } +TEST(LogTest, SkipIntoMultiRecord) { + // Consider a fragmented record: + // first(R1), middle(R1), last(R1), first(R2) + // If initial_offset points to a record after first(R1) but before first(R2) + // incomplete fragment errors are not actual errors, and must be suppressed + // until a new first or full record is encountered. + Write(BigString("foo", 3*kBlockSize)); + Write("correct"); + StartReadingAt(kBlockSize); + + ASSERT_EQ("correct", Read()); + ASSERT_EQ("", ReportMessage()); + ASSERT_EQ(0, DroppedBytes()); + ASSERT_EQ("EOF", Read()); +} + TEST(LogTest, ErrorJoinsRecords) { // Consider two fragmented records: // first(R1) last(R1) first(R2) last(R2) @@ -514,6 +571,10 @@ TEST(LogTest, ReadFourthStart) { 3); } +TEST(LogTest, ReadInitialOffsetIntoBlockPadding) { + CheckInitialOffsetRecord(3 * log::kBlockSize - 3, 5); +} + TEST(LogTest, ReadEnd) { CheckOffsetPastEndReturnsNoRecords(0); } diff --git a/src/leveldb/db/log_writer.cc b/src/leveldb/db/log_writer.cc index 2da99ac088..74a03270da 100644 --- a/src/leveldb/db/log_writer.cc +++ b/src/leveldb/db/log_writer.cc @@ -12,15 +12,24 @@ namespace leveldb { namespace log { -Writer::Writer(WritableFile* dest) - : dest_(dest), - block_offset_(0) { +static void InitTypeCrc(uint32_t* type_crc) { for (int i = 0; i <= kMaxRecordType; i++) { char t = static_cast<char>(i); - type_crc_[i] = crc32c::Value(&t, 1); + type_crc[i] = crc32c::Value(&t, 1); } } +Writer::Writer(WritableFile* dest) + : dest_(dest), + block_offset_(0) { + InitTypeCrc(type_crc_); +} + +Writer::Writer(WritableFile* dest, uint64_t dest_length) + : dest_(dest), block_offset_(dest_length % kBlockSize) { + InitTypeCrc(type_crc_); +} + Writer::~Writer() { } diff --git a/src/leveldb/db/log_writer.h b/src/leveldb/db/log_writer.h index a3a954d967..9e7cc4705b 100644 --- a/src/leveldb/db/log_writer.h +++ b/src/leveldb/db/log_writer.h @@ -22,6 +22,12 @@ class Writer { // "*dest" must be initially empty. // "*dest" must remain live while this Writer is in use. explicit Writer(WritableFile* dest); + + // Create a writer that will append data to "*dest". + // "*dest" must have initial length "dest_length". + // "*dest" must remain live while this Writer is in use. + Writer(WritableFile* dest, uint64_t dest_length); + ~Writer(); Status AddRecord(const Slice& slice); diff --git a/src/leveldb/db/memtable.h b/src/leveldb/db/memtable.h index 92e90bb099..9f41567cde 100644 --- a/src/leveldb/db/memtable.h +++ b/src/leveldb/db/memtable.h @@ -36,10 +36,7 @@ class MemTable { } // Returns an estimate of the number of bytes of data in use by this - // data structure. - // - // REQUIRES: external synchronization to prevent simultaneous - // operations on the same MemTable. + // data structure. It is safe to call when MemTable is being modified. size_t ApproximateMemoryUsage(); // Return an iterator that yields the contents of the memtable. diff --git a/src/leveldb/db/recovery_test.cc b/src/leveldb/db/recovery_test.cc new file mode 100644 index 0000000000..9596f4288a --- /dev/null +++ b/src/leveldb/db/recovery_test.cc @@ -0,0 +1,324 @@ +// Copyright (c) 2014 The LevelDB Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. See the AUTHORS file for names of contributors. + +#include "db/db_impl.h" +#include "db/filename.h" +#include "db/version_set.h" +#include "db/write_batch_internal.h" +#include "leveldb/db.h" +#include "leveldb/env.h" +#include "leveldb/write_batch.h" +#include "util/logging.h" +#include "util/testharness.h" +#include "util/testutil.h" + +namespace leveldb { + +class RecoveryTest { + public: + RecoveryTest() : env_(Env::Default()), db_(NULL) { + dbname_ = test::TmpDir() + "/recovery_test"; + DestroyDB(dbname_, Options()); + Open(); + } + + ~RecoveryTest() { + Close(); + DestroyDB(dbname_, Options()); + } + + DBImpl* dbfull() const { return reinterpret_cast<DBImpl*>(db_); } + Env* env() const { return env_; } + + bool CanAppend() { + WritableFile* tmp; + Status s = env_->NewAppendableFile(CurrentFileName(dbname_), &tmp); + delete tmp; + if (s.IsNotSupportedError()) { + return false; + } else { + return true; + } + } + + void Close() { + delete db_; + db_ = NULL; + } + + void Open(Options* options = NULL) { + Close(); + Options opts; + if (options != NULL) { + opts = *options; + } else { + opts.reuse_logs = true; // TODO(sanjay): test both ways + opts.create_if_missing = true; + } + if (opts.env == NULL) { + opts.env = env_; + } + ASSERT_OK(DB::Open(opts, dbname_, &db_)); + ASSERT_EQ(1, NumLogs()); + } + + Status Put(const std::string& k, const std::string& v) { + return db_->Put(WriteOptions(), k, v); + } + + std::string Get(const std::string& k, const Snapshot* snapshot = NULL) { + std::string result; + Status s = db_->Get(ReadOptions(), k, &result); + if (s.IsNotFound()) { + result = "NOT_FOUND"; + } else if (!s.ok()) { + result = s.ToString(); + } + return result; + } + + std::string ManifestFileName() { + std::string current; + ASSERT_OK(ReadFileToString(env_, CurrentFileName(dbname_), ¤t)); + size_t len = current.size(); + if (len > 0 && current[len-1] == '\n') { + current.resize(len - 1); + } + return dbname_ + "/" + current; + } + + std::string LogName(uint64_t number) { + return LogFileName(dbname_, number); + } + + size_t DeleteLogFiles() { + std::vector<uint64_t> logs = GetFiles(kLogFile); + for (size_t i = 0; i < logs.size(); i++) { + ASSERT_OK(env_->DeleteFile(LogName(logs[i]))) << LogName(logs[i]); + } + return logs.size(); + } + + uint64_t FirstLogFile() { + return GetFiles(kLogFile)[0]; + } + + std::vector<uint64_t> GetFiles(FileType t) { + std::vector<std::string> filenames; + ASSERT_OK(env_->GetChildren(dbname_, &filenames)); + std::vector<uint64_t> result; + for (size_t i = 0; i < filenames.size(); i++) { + uint64_t number; + FileType type; + if (ParseFileName(filenames[i], &number, &type) && type == t) { + result.push_back(number); + } + } + return result; + } + + int NumLogs() { + return GetFiles(kLogFile).size(); + } + + int NumTables() { + return GetFiles(kTableFile).size(); + } + + uint64_t FileSize(const std::string& fname) { + uint64_t result; + ASSERT_OK(env_->GetFileSize(fname, &result)) << fname; + return result; + } + + void CompactMemTable() { + dbfull()->TEST_CompactMemTable(); + } + + // Directly construct a log file that sets key to val. + void MakeLogFile(uint64_t lognum, SequenceNumber seq, Slice key, Slice val) { + std::string fname = LogFileName(dbname_, lognum); + WritableFile* file; + ASSERT_OK(env_->NewWritableFile(fname, &file)); + log::Writer writer(file); + WriteBatch batch; + batch.Put(key, val); + WriteBatchInternal::SetSequence(&batch, seq); + ASSERT_OK(writer.AddRecord(WriteBatchInternal::Contents(&batch))); + ASSERT_OK(file->Flush()); + delete file; + } + + private: + std::string dbname_; + Env* env_; + DB* db_; +}; + +TEST(RecoveryTest, ManifestReused) { + if (!CanAppend()) { + fprintf(stderr, "skipping test because env does not support appending\n"); + return; + } + ASSERT_OK(Put("foo", "bar")); + Close(); + std::string old_manifest = ManifestFileName(); + Open(); + ASSERT_EQ(old_manifest, ManifestFileName()); + ASSERT_EQ("bar", Get("foo")); + Open(); + ASSERT_EQ(old_manifest, ManifestFileName()); + ASSERT_EQ("bar", Get("foo")); +} + +TEST(RecoveryTest, LargeManifestCompacted) { + if (!CanAppend()) { + fprintf(stderr, "skipping test because env does not support appending\n"); + return; + } + ASSERT_OK(Put("foo", "bar")); + Close(); + std::string old_manifest = ManifestFileName(); + + // Pad with zeroes to make manifest file very big. + { + uint64_t len = FileSize(old_manifest); + WritableFile* file; + ASSERT_OK(env()->NewAppendableFile(old_manifest, &file)); + std::string zeroes(3*1048576 - static_cast<size_t>(len), 0); + ASSERT_OK(file->Append(zeroes)); + ASSERT_OK(file->Flush()); + delete file; + } + + Open(); + std::string new_manifest = ManifestFileName(); + ASSERT_NE(old_manifest, new_manifest); + ASSERT_GT(10000, FileSize(new_manifest)); + ASSERT_EQ("bar", Get("foo")); + + Open(); + ASSERT_EQ(new_manifest, ManifestFileName()); + ASSERT_EQ("bar", Get("foo")); +} + +TEST(RecoveryTest, NoLogFiles) { + ASSERT_OK(Put("foo", "bar")); + ASSERT_EQ(1, DeleteLogFiles()); + Open(); + ASSERT_EQ("NOT_FOUND", Get("foo")); + Open(); + ASSERT_EQ("NOT_FOUND", Get("foo")); +} + +TEST(RecoveryTest, LogFileReuse) { + if (!CanAppend()) { + fprintf(stderr, "skipping test because env does not support appending\n"); + return; + } + for (int i = 0; i < 2; i++) { + ASSERT_OK(Put("foo", "bar")); + if (i == 0) { + // Compact to ensure current log is empty + CompactMemTable(); + } + Close(); + ASSERT_EQ(1, NumLogs()); + uint64_t number = FirstLogFile(); + if (i == 0) { + ASSERT_EQ(0, FileSize(LogName(number))); + } else { + ASSERT_LT(0, FileSize(LogName(number))); + } + Open(); + ASSERT_EQ(1, NumLogs()); + ASSERT_EQ(number, FirstLogFile()) << "did not reuse log file"; + ASSERT_EQ("bar", Get("foo")); + Open(); + ASSERT_EQ(1, NumLogs()); + ASSERT_EQ(number, FirstLogFile()) << "did not reuse log file"; + ASSERT_EQ("bar", Get("foo")); + } +} + +TEST(RecoveryTest, MultipleMemTables) { + // Make a large log. + const int kNum = 1000; + for (int i = 0; i < kNum; i++) { + char buf[100]; + snprintf(buf, sizeof(buf), "%050d", i); + ASSERT_OK(Put(buf, buf)); + } + ASSERT_EQ(0, NumTables()); + Close(); + ASSERT_EQ(0, NumTables()); + ASSERT_EQ(1, NumLogs()); + uint64_t old_log_file = FirstLogFile(); + + // Force creation of multiple memtables by reducing the write buffer size. + Options opt; + opt.reuse_logs = true; + opt.write_buffer_size = (kNum*100) / 2; + Open(&opt); + ASSERT_LE(2, NumTables()); + ASSERT_EQ(1, NumLogs()); + ASSERT_NE(old_log_file, FirstLogFile()) << "must not reuse log"; + for (int i = 0; i < kNum; i++) { + char buf[100]; + snprintf(buf, sizeof(buf), "%050d", i); + ASSERT_EQ(buf, Get(buf)); + } +} + +TEST(RecoveryTest, MultipleLogFiles) { + ASSERT_OK(Put("foo", "bar")); + Close(); + ASSERT_EQ(1, NumLogs()); + + // Make a bunch of uncompacted log files. + uint64_t old_log = FirstLogFile(); + MakeLogFile(old_log+1, 1000, "hello", "world"); + MakeLogFile(old_log+2, 1001, "hi", "there"); + MakeLogFile(old_log+3, 1002, "foo", "bar2"); + + // Recover and check that all log files were processed. + Open(); + ASSERT_LE(1, NumTables()); + ASSERT_EQ(1, NumLogs()); + uint64_t new_log = FirstLogFile(); + ASSERT_LE(old_log+3, new_log); + ASSERT_EQ("bar2", Get("foo")); + ASSERT_EQ("world", Get("hello")); + ASSERT_EQ("there", Get("hi")); + + // Test that previous recovery produced recoverable state. + Open(); + ASSERT_LE(1, NumTables()); + ASSERT_EQ(1, NumLogs()); + if (CanAppend()) { + ASSERT_EQ(new_log, FirstLogFile()); + } + ASSERT_EQ("bar2", Get("foo")); + ASSERT_EQ("world", Get("hello")); + ASSERT_EQ("there", Get("hi")); + + // Check that introducing an older log file does not cause it to be re-read. + Close(); + MakeLogFile(old_log+1, 2000, "hello", "stale write"); + Open(); + ASSERT_LE(1, NumTables()); + ASSERT_EQ(1, NumLogs()); + if (CanAppend()) { + ASSERT_EQ(new_log, FirstLogFile()); + } + ASSERT_EQ("bar2", Get("foo")); + ASSERT_EQ("world", Get("hello")); + ASSERT_EQ("there", Get("hi")); +} + +} // namespace leveldb + +int main(int argc, char** argv) { + return leveldb::test::RunAllTests(); +} diff --git a/src/leveldb/db/skiplist.h b/src/leveldb/db/skiplist.h index ed8b092203..8bd77764d8 100644 --- a/src/leveldb/db/skiplist.h +++ b/src/leveldb/db/skiplist.h @@ -1,10 +1,10 @@ -#ifndef STORAGE_LEVELDB_DB_SKIPLIST_H_ -#define STORAGE_LEVELDB_DB_SKIPLIST_H_ - // Copyright (c) 2011 The LevelDB Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. See the AUTHORS file for names of contributors. -// + +#ifndef STORAGE_LEVELDB_DB_SKIPLIST_H_ +#define STORAGE_LEVELDB_DB_SKIPLIST_H_ + // Thread safety // ------------- // diff --git a/src/leveldb/db/skiplist_test.cc b/src/leveldb/db/skiplist_test.cc index c78f4b4fb1..aee1461e1b 100644 --- a/src/leveldb/db/skiplist_test.cc +++ b/src/leveldb/db/skiplist_test.cc @@ -250,7 +250,7 @@ class ConcurrentTest { // Note that generation 0 is never inserted, so it is ok if // <*,0,*> is missing. ASSERT_TRUE((gen(pos) == 0) || - (gen(pos) > initial_state.Get(key(pos))) + (gen(pos) > static_cast<Key>(initial_state.Get(key(pos)))) ) << "key: " << key(pos) << "; gen: " << gen(pos) << "; initgen: " diff --git a/src/leveldb/db/snapshot.h b/src/leveldb/db/snapshot.h index e7f8fd2c37..6ed413c42d 100644 --- a/src/leveldb/db/snapshot.h +++ b/src/leveldb/db/snapshot.h @@ -5,6 +5,7 @@ #ifndef STORAGE_LEVELDB_DB_SNAPSHOT_H_ #define STORAGE_LEVELDB_DB_SNAPSHOT_H_ +#include "db/dbformat.h" #include "leveldb/db.h" namespace leveldb { diff --git a/src/leveldb/db/version_set.cc b/src/leveldb/db/version_set.cc index aa83df55e4..a5e0f77a6a 100644 --- a/src/leveldb/db/version_set.cc +++ b/src/leveldb/db/version_set.cc @@ -893,7 +893,7 @@ Status VersionSet::LogAndApply(VersionEdit* edit, port::Mutex* mu) { return s; } -Status VersionSet::Recover() { +Status VersionSet::Recover(bool *save_manifest) { struct LogReporter : public log::Reader::Reporter { Status* status; virtual void Corruption(size_t bytes, const Status& s) { @@ -1003,11 +1003,49 @@ Status VersionSet::Recover() { last_sequence_ = last_sequence; log_number_ = log_number; prev_log_number_ = prev_log_number; + + // See if we can reuse the existing MANIFEST file. + if (ReuseManifest(dscname, current)) { + // No need to save new manifest + } else { + *save_manifest = true; + } } return s; } +bool VersionSet::ReuseManifest(const std::string& dscname, + const std::string& dscbase) { + if (!options_->reuse_logs) { + return false; + } + FileType manifest_type; + uint64_t manifest_number; + uint64_t manifest_size; + if (!ParseFileName(dscbase, &manifest_number, &manifest_type) || + manifest_type != kDescriptorFile || + !env_->GetFileSize(dscname, &manifest_size).ok() || + // Make new compacted MANIFEST if old one is too big + manifest_size >= kTargetFileSize) { + return false; + } + + assert(descriptor_file_ == NULL); + assert(descriptor_log_ == NULL); + Status r = env_->NewAppendableFile(dscname, &descriptor_file_); + if (!r.ok()) { + Log(options_->info_log, "Reuse MANIFEST: %s\n", r.ToString().c_str()); + assert(descriptor_file_ == NULL); + return false; + } + + Log(options_->info_log, "Reusing MANIFEST %s\n", dscname.c_str()); + descriptor_log_ = new log::Writer(descriptor_file_, manifest_size); + manifest_file_number_ = manifest_number; + return true; +} + void VersionSet::MarkFileNumberUsed(uint64_t number) { if (next_file_number_ <= number) { next_file_number_ = number + 1; diff --git a/src/leveldb/db/version_set.h b/src/leveldb/db/version_set.h index 8dc14b8e01..1dec745673 100644 --- a/src/leveldb/db/version_set.h +++ b/src/leveldb/db/version_set.h @@ -179,7 +179,7 @@ class VersionSet { EXCLUSIVE_LOCKS_REQUIRED(mu); // Recover the last saved descriptor from persistent storage. - Status Recover(); + Status Recover(bool *save_manifest); // Return the current version. Version* current() const { return current_; } @@ -274,6 +274,8 @@ class VersionSet { friend class Compaction; friend class Version; + bool ReuseManifest(const std::string& dscname, const std::string& dscbase); + void Finalize(Version* v); void GetRange(const std::vector<FileMetaData*>& inputs, diff --git a/src/leveldb/db/write_batch_internal.h b/src/leveldb/db/write_batch_internal.h index 310a3c8912..9448ef7b21 100644 --- a/src/leveldb/db/write_batch_internal.h +++ b/src/leveldb/db/write_batch_internal.h @@ -5,6 +5,7 @@ #ifndef STORAGE_LEVELDB_DB_WRITE_BATCH_INTERNAL_H_ #define STORAGE_LEVELDB_DB_WRITE_BATCH_INTERNAL_H_ +#include "db/dbformat.h" #include "leveldb/write_batch.h" namespace leveldb { diff --git a/src/leveldb/doc/index.html b/src/leveldb/doc/index.html index 3ed0ed9d9e..2155192581 100644 --- a/src/leveldb/doc/index.html +++ b/src/leveldb/doc/index.html @@ -22,7 +22,7 @@ directory. The following example shows how to open a database, creating it if necessary: <p> <pre> - #include <assert> + #include <cassert> #include "leveldb/db.h" leveldb::DB* db; diff --git a/src/leveldb/helpers/memenv/memenv.cc b/src/leveldb/helpers/memenv/memenv.cc index 43ef2e0729..9a98884daf 100644 --- a/src/leveldb/helpers/memenv/memenv.cc +++ b/src/leveldb/helpers/memenv/memenv.cc @@ -277,6 +277,19 @@ class InMemoryEnv : public EnvWrapper { return Status::OK(); } + virtual Status NewAppendableFile(const std::string& fname, + WritableFile** result) { + MutexLock lock(&mutex_); + FileState** sptr = &file_map_[fname]; + FileState* file = *sptr; + if (file == NULL) { + file = new FileState(); + file->Ref(); + } + *result = new WritableFileImpl(file); + return Status::OK(); + } + virtual bool FileExists(const std::string& fname) { MutexLock lock(&mutex_); return file_map_.find(fname) != file_map_.end(); diff --git a/src/leveldb/helpers/memenv/memenv_test.cc b/src/leveldb/helpers/memenv/memenv_test.cc index a44310fed8..5cff77613f 100644 --- a/src/leveldb/helpers/memenv/memenv_test.cc +++ b/src/leveldb/helpers/memenv/memenv_test.cc @@ -40,6 +40,8 @@ TEST(MemEnvTest, Basics) { // Create a file. ASSERT_OK(env_->NewWritableFile("/dir/f", &writable_file)); + ASSERT_OK(env_->GetFileSize("/dir/f", &file_size)); + ASSERT_EQ(0, file_size); delete writable_file; // Check that the file exists. @@ -55,9 +57,16 @@ TEST(MemEnvTest, Basics) { ASSERT_OK(writable_file->Append("abc")); delete writable_file; - // Check for expected size. + // Check that append works. + ASSERT_OK(env_->NewAppendableFile("/dir/f", &writable_file)); ASSERT_OK(env_->GetFileSize("/dir/f", &file_size)); ASSERT_EQ(3, file_size); + ASSERT_OK(writable_file->Append("hello")); + delete writable_file; + + // Check for expected size. + ASSERT_OK(env_->GetFileSize("/dir/f", &file_size)); + ASSERT_EQ(8, file_size); // Check that renaming works. ASSERT_TRUE(!env_->RenameFile("/dir/non_existent", "/dir/g").ok()); @@ -65,7 +74,7 @@ TEST(MemEnvTest, Basics) { ASSERT_TRUE(!env_->FileExists("/dir/f")); ASSERT_TRUE(env_->FileExists("/dir/g")); ASSERT_OK(env_->GetFileSize("/dir/g", &file_size)); - ASSERT_EQ(3, file_size); + ASSERT_EQ(8, file_size); // Check that opening non-existent file fails. SequentialFile* seq_file; diff --git a/src/leveldb/include/leveldb/cache.h b/src/leveldb/include/leveldb/cache.h index 1a201e5e0a..6819d5bc49 100644 --- a/src/leveldb/include/leveldb/cache.h +++ b/src/leveldb/include/leveldb/cache.h @@ -81,6 +81,17 @@ class Cache { // its cache keys. virtual uint64_t NewId() = 0; + // Remove all cache entries that are not actively in use. Memory-constrained + // applications may wish to call this method to reduce memory usage. + // Default implementation of Prune() does nothing. Subclasses are strongly + // encouraged to override the default implementation. A future release of + // leveldb may change Prune() to a pure abstract method. + virtual void Prune() {} + + // Return an estimate of the combined charges of all elements stored in the + // cache. + virtual size_t TotalCharge() const = 0; + private: void LRU_Remove(Handle* e); void LRU_Append(Handle* e); diff --git a/src/leveldb/include/leveldb/db.h b/src/leveldb/include/leveldb/db.h index 4c169bf22e..9752cbad51 100644 --- a/src/leveldb/include/leveldb/db.h +++ b/src/leveldb/include/leveldb/db.h @@ -14,7 +14,7 @@ namespace leveldb { // Update Makefile if you change these static const int kMajorVersion = 1; -static const int kMinorVersion = 18; +static const int kMinorVersion = 19; struct Options; struct ReadOptions; @@ -115,6 +115,8 @@ class DB { // about the internal operation of the DB. // "leveldb.sstables" - returns a multi-line string that describes all // of the sstables that make up the db contents. + // "leveldb.approximate-memory-usage" - returns the approximate number of + // bytes of memory in use by the DB. virtual bool GetProperty(const Slice& property, std::string* value) = 0; // For each i in [0,n-1], store in "sizes[i]", the approximate diff --git a/src/leveldb/include/leveldb/env.h b/src/leveldb/include/leveldb/env.h index f709514da6..99b6c21414 100644 --- a/src/leveldb/include/leveldb/env.h +++ b/src/leveldb/include/leveldb/env.h @@ -69,6 +69,21 @@ class Env { virtual Status NewWritableFile(const std::string& fname, WritableFile** result) = 0; + // Create an object that either appends to an existing file, or + // writes to a new file (if the file does not exist to begin with). + // On success, stores a pointer to the new file in *result and + // returns OK. On failure stores NULL in *result and returns + // non-OK. + // + // The returned file will only be accessed by one thread at a time. + // + // May return an IsNotSupportedError error if this Env does + // not allow appending to an existing file. Users of Env (including + // the leveldb implementation) must be prepared to deal with + // an Env that does not support appending. + virtual Status NewAppendableFile(const std::string& fname, + WritableFile** result); + // Returns true iff the named file exists. virtual bool FileExists(const std::string& fname) = 0; @@ -289,6 +304,9 @@ class EnvWrapper : public Env { Status NewWritableFile(const std::string& f, WritableFile** r) { return target_->NewWritableFile(f, r); } + Status NewAppendableFile(const std::string& f, WritableFile** r) { + return target_->NewAppendableFile(f, r); + } bool FileExists(const std::string& f) { return target_->FileExists(f); } Status GetChildren(const std::string& dir, std::vector<std::string>* r) { return target_->GetChildren(dir, r); diff --git a/src/leveldb/include/leveldb/iterator.h b/src/leveldb/include/leveldb/iterator.h index 76aced04bd..da631ed9d8 100644 --- a/src/leveldb/include/leveldb/iterator.h +++ b/src/leveldb/include/leveldb/iterator.h @@ -37,7 +37,7 @@ class Iterator { // Valid() after this call iff the source is not empty. virtual void SeekToLast() = 0; - // Position at the first key in the source that at or past target + // Position at the first key in the source that is at or past target. // The iterator is Valid() after this call iff the source contains // an entry that comes at or past target. virtual void Seek(const Slice& target) = 0; diff --git a/src/leveldb/include/leveldb/options.h b/src/leveldb/include/leveldb/options.h index 7c9b973454..83a1ef39a4 100644 --- a/src/leveldb/include/leveldb/options.h +++ b/src/leveldb/include/leveldb/options.h @@ -128,6 +128,12 @@ struct Options { // efficiently detect that and will switch to uncompressed mode. CompressionType compression; + // EXPERIMENTAL: If true, append to existing MANIFEST and log files + // when a database is opened. This can significantly speed up open. + // + // Default: currently false, but may become true later. + bool reuse_logs; + // If non-NULL, use the specified filter policy to reduce disk reads. // Many applications will benefit from passing the result of // NewBloomFilterPolicy() here. diff --git a/src/leveldb/include/leveldb/status.h b/src/leveldb/include/leveldb/status.h index 11dbd4b47e..d9575f9753 100644 --- a/src/leveldb/include/leveldb/status.h +++ b/src/leveldb/include/leveldb/status.h @@ -60,6 +60,12 @@ class Status { // Returns true iff the status indicates an IOError. bool IsIOError() const { return code() == kIOError; } + // Returns true iff the status indicates a NotSupportedError. + bool IsNotSupportedError() const { return code() == kNotSupported; } + + // Returns true iff the status indicates an InvalidArgument. + bool IsInvalidArgument() const { return code() == kInvalidArgument; } + // Return a string representation of this status suitable for printing. // Returns the string "OK" for success. std::string ToString() const; diff --git a/src/leveldb/port/atomic_pointer.h b/src/leveldb/port/atomic_pointer.h index 9bf091f757..1c4c7aafc6 100644 --- a/src/leveldb/port/atomic_pointer.h +++ b/src/leveldb/port/atomic_pointer.h @@ -35,8 +35,12 @@ #define ARCH_CPU_X86_FAMILY 1 #elif defined(__ARMEL__) #define ARCH_CPU_ARM_FAMILY 1 +#elif defined(__aarch64__) +#define ARCH_CPU_ARM64_FAMILY 1 #elif defined(__ppc__) || defined(__powerpc__) || defined(__powerpc64__) #define ARCH_CPU_PPC_FAMILY 1 +#elif defined(__mips__) +#define ARCH_CPU_MIPS_FAMILY 1 #endif namespace leveldb { @@ -92,6 +96,13 @@ inline void MemoryBarrier() { } #define LEVELDB_HAVE_MEMORY_BARRIER +// ARM64 +#elif defined(ARCH_CPU_ARM64_FAMILY) +inline void MemoryBarrier() { + asm volatile("dmb sy" : : : "memory"); +} +#define LEVELDB_HAVE_MEMORY_BARRIER + // PPC #elif defined(ARCH_CPU_PPC_FAMILY) && defined(__GNUC__) inline void MemoryBarrier() { @@ -101,6 +112,13 @@ inline void MemoryBarrier() { } #define LEVELDB_HAVE_MEMORY_BARRIER +// MIPS +#elif defined(ARCH_CPU_MIPS_FAMILY) && defined(__GNUC__) +inline void MemoryBarrier() { + __asm__ __volatile__("sync" : : : "memory"); +} +#define LEVELDB_HAVE_MEMORY_BARRIER + #endif // AtomicPointer built using platform-specific MemoryBarrier() @@ -215,6 +233,7 @@ class AtomicPointer { #undef LEVELDB_HAVE_MEMORY_BARRIER #undef ARCH_CPU_X86_FAMILY #undef ARCH_CPU_ARM_FAMILY +#undef ARCH_CPU_ARM64_FAMILY #undef ARCH_CPU_PPC_FAMILY } // namespace port diff --git a/src/leveldb/port/port_posix.cc b/src/leveldb/port/port_posix.cc index 5ba127a5b9..30e8007ae3 100644 --- a/src/leveldb/port/port_posix.cc +++ b/src/leveldb/port/port_posix.cc @@ -7,7 +7,6 @@ #include <cstdlib> #include <stdio.h> #include <string.h> -#include "util/logging.h" namespace leveldb { namespace port { diff --git a/src/leveldb/table/filter_block.cc b/src/leveldb/table/filter_block.cc index 203e15c8bc..4e78b954f8 100644 --- a/src/leveldb/table/filter_block.cc +++ b/src/leveldb/table/filter_block.cc @@ -68,7 +68,7 @@ void FilterBlockBuilder::GenerateFilter() { // Generate filter for current set of keys and append to result_. filter_offsets_.push_back(result_.size()); - policy_->CreateFilter(&tmp_keys_[0], num_keys, &result_); + policy_->CreateFilter(&tmp_keys_[0], static_cast<int>(num_keys), &result_); tmp_keys_.clear(); keys_.clear(); @@ -97,7 +97,7 @@ bool FilterBlockReader::KeyMayMatch(uint64_t block_offset, const Slice& key) { if (index < num_) { uint32_t start = DecodeFixed32(offset_ + index*4); uint32_t limit = DecodeFixed32(offset_ + index*4 + 4); - if (start <= limit && limit <= (offset_ - data_)) { + if (start <= limit && limit <= static_cast<size_t>(offset_ - data_)) { Slice filter = Slice(data_ + start, limit - start); return policy_->KeyMayMatch(key, filter); } else if (start == limit) { diff --git a/src/leveldb/table/format.cc b/src/leveldb/table/format.cc index aa63144c9e..24e4e02445 100644 --- a/src/leveldb/table/format.cc +++ b/src/leveldb/table/format.cc @@ -30,15 +30,14 @@ Status BlockHandle::DecodeFrom(Slice* input) { } void Footer::EncodeTo(std::string* dst) const { -#ifndef NDEBUG const size_t original_size = dst->size(); -#endif metaindex_handle_.EncodeTo(dst); index_handle_.EncodeTo(dst); dst->resize(2 * BlockHandle::kMaxEncodedLength); // Padding PutFixed32(dst, static_cast<uint32_t>(kTableMagicNumber & 0xffffffffu)); PutFixed32(dst, static_cast<uint32_t>(kTableMagicNumber >> 32)); assert(dst->size() == original_size + kEncodedLength); + (void)original_size; // Disable unused variable warning. } Status Footer::DecodeFrom(Slice* input) { diff --git a/src/leveldb/table/iterator_wrapper.h b/src/leveldb/table/iterator_wrapper.h index 9e16b3dbed..f410c3fabe 100644 --- a/src/leveldb/table/iterator_wrapper.h +++ b/src/leveldb/table/iterator_wrapper.h @@ -5,6 +5,9 @@ #ifndef STORAGE_LEVELDB_TABLE_ITERATOR_WRAPPER_H_ #define STORAGE_LEVELDB_TABLE_ITERATOR_WRAPPER_H_ +#include "leveldb/iterator.h" +#include "leveldb/slice.h" + namespace leveldb { // A internal wrapper class with an interface similar to Iterator that diff --git a/src/leveldb/table/table.cc b/src/leveldb/table/table.cc index dff8a82590..decf8082cc 100644 --- a/src/leveldb/table/table.cc +++ b/src/leveldb/table/table.cc @@ -82,7 +82,7 @@ Status Table::Open(const Options& options, *table = new Table(rep); (*table)->ReadMeta(footer); } else { - if (index_block) delete index_block; + delete index_block; } return s; diff --git a/src/leveldb/table/table_test.cc b/src/leveldb/table/table_test.cc index c723bf84cf..abf6e246ff 100644 --- a/src/leveldb/table/table_test.cc +++ b/src/leveldb/table/table_test.cc @@ -853,12 +853,20 @@ TEST(TableTest, ApproximateOffsetOfCompressed) { options.compression = kSnappyCompression; c.Finish(options, &keys, &kvmap); - ASSERT_TRUE(Between(c.ApproximateOffsetOf("abc"), 0, 0)); - ASSERT_TRUE(Between(c.ApproximateOffsetOf("k01"), 0, 0)); - ASSERT_TRUE(Between(c.ApproximateOffsetOf("k02"), 0, 0)); - ASSERT_TRUE(Between(c.ApproximateOffsetOf("k03"), 2000, 3000)); - ASSERT_TRUE(Between(c.ApproximateOffsetOf("k04"), 2000, 3000)); - ASSERT_TRUE(Between(c.ApproximateOffsetOf("xyz"), 4000, 6000)); + // Expected upper and lower bounds of space used by compressible strings. + static const int kSlop = 1000; // Compressor effectiveness varies. + const int expected = 2500; // 10000 * compression ratio (0.25) + const int min_z = expected - kSlop; + const int max_z = expected + kSlop; + + ASSERT_TRUE(Between(c.ApproximateOffsetOf("abc"), 0, kSlop)); + ASSERT_TRUE(Between(c.ApproximateOffsetOf("k01"), 0, kSlop)); + ASSERT_TRUE(Between(c.ApproximateOffsetOf("k02"), 0, kSlop)); + // Have now emitted a large compressible string, so adjust expected offset. + ASSERT_TRUE(Between(c.ApproximateOffsetOf("k03"), min_z, max_z)); + ASSERT_TRUE(Between(c.ApproximateOffsetOf("k04"), min_z, max_z)); + // Have now emitted two large compressible strings, so adjust expected offset. + ASSERT_TRUE(Between(c.ApproximateOffsetOf("xyz"), 2 * min_z, 2 * max_z)); } } // namespace leveldb diff --git a/src/leveldb/util/arena.cc b/src/leveldb/util/arena.cc index 9367f71492..74078213ee 100644 --- a/src/leveldb/util/arena.cc +++ b/src/leveldb/util/arena.cc @@ -9,8 +9,7 @@ namespace leveldb { static const int kBlockSize = 4096; -Arena::Arena() { - blocks_memory_ = 0; +Arena::Arena() : memory_usage_(0) { alloc_ptr_ = NULL; // First allocation will allocate a block alloc_bytes_remaining_ = 0; } @@ -60,8 +59,9 @@ char* Arena::AllocateAligned(size_t bytes) { char* Arena::AllocateNewBlock(size_t block_bytes) { char* result = new char[block_bytes]; - blocks_memory_ += block_bytes; blocks_.push_back(result); + memory_usage_.NoBarrier_Store( + reinterpret_cast<void*>(MemoryUsage() + block_bytes + sizeof(char*))); return result; } diff --git a/src/leveldb/util/arena.h b/src/leveldb/util/arena.h index 73bbf1cb9b..48bab33741 100644 --- a/src/leveldb/util/arena.h +++ b/src/leveldb/util/arena.h @@ -9,6 +9,7 @@ #include <assert.h> #include <stddef.h> #include <stdint.h> +#include "port/port.h" namespace leveldb { @@ -24,10 +25,9 @@ class Arena { char* AllocateAligned(size_t bytes); // Returns an estimate of the total memory usage of data allocated - // by the arena (including space allocated but not yet used for user - // allocations). + // by the arena. size_t MemoryUsage() const { - return blocks_memory_ + blocks_.capacity() * sizeof(char*); + return reinterpret_cast<uintptr_t>(memory_usage_.NoBarrier_Load()); } private: @@ -41,8 +41,8 @@ class Arena { // Array of new[] allocated memory blocks std::vector<char*> blocks_; - // Bytes of memory in blocks allocated so far - size_t blocks_memory_; + // Total memory usage of the arena. + port::AtomicPointer memory_usage_; // No copying allowed Arena(const Arena&); diff --git a/src/leveldb/util/bloom.cc b/src/leveldb/util/bloom.cc index a27a2ace28..bf3e4ca6e9 100644 --- a/src/leveldb/util/bloom.cc +++ b/src/leveldb/util/bloom.cc @@ -47,7 +47,7 @@ class BloomFilterPolicy : public FilterPolicy { dst->resize(init_size + bytes, 0); dst->push_back(static_cast<char>(k_)); // Remember # of probes in filter char* array = &(*dst)[init_size]; - for (size_t i = 0; i < n; i++) { + for (int i = 0; i < n; i++) { // Use double-hashing to generate a sequence of hash values. // See analysis in [Kirsch,Mitzenmacher 2006]. uint32_t h = BloomHash(keys[i]); diff --git a/src/leveldb/util/bloom_test.cc b/src/leveldb/util/bloom_test.cc index 77fb1b3159..1b87a2be3f 100644 --- a/src/leveldb/util/bloom_test.cc +++ b/src/leveldb/util/bloom_test.cc @@ -46,7 +46,8 @@ class BloomTest { key_slices.push_back(Slice(keys_[i])); } filter_.clear(); - policy_->CreateFilter(&key_slices[0], key_slices.size(), &filter_); + policy_->CreateFilter(&key_slices[0], static_cast<int>(key_slices.size()), + &filter_); keys_.clear(); if (kVerbose >= 2) DumpFilter(); } diff --git a/src/leveldb/util/cache.cc b/src/leveldb/util/cache.cc index 8b197bc02a..ce46886171 100644 --- a/src/leveldb/util/cache.cc +++ b/src/leveldb/util/cache.cc @@ -19,6 +19,23 @@ Cache::~Cache() { namespace { // LRU cache implementation +// +// Cache entries have an "in_cache" boolean indicating whether the cache has a +// reference on the entry. The only ways that this can become false without the +// entry being passed to its "deleter" are via Erase(), via Insert() when +// an element with a duplicate key is inserted, or on destruction of the cache. +// +// The cache keeps two linked lists of items in the cache. All items in the +// cache are in one list or the other, and never both. Items still referenced +// by clients but erased from the cache are in neither list. The lists are: +// - in-use: contains the items currently referenced by clients, in no +// particular order. (This list is used for invariant checking. If we +// removed the check, elements that would otherwise be on this list could be +// left as disconnected singleton lists.) +// - LRU: contains the items not currently referenced by clients, in LRU order +// Elements are moved between these lists by the Ref() and Unref() methods, +// when they detect an element in the cache acquiring or losing its only +// external reference. // An entry is a variable length heap-allocated structure. Entries // are kept in a circular doubly linked list ordered by access time. @@ -30,7 +47,8 @@ struct LRUHandle { LRUHandle* prev; size_t charge; // TODO(opt): Only allow uint32_t? size_t key_length; - uint32_t refs; + bool in_cache; // Whether entry is in the cache. + uint32_t refs; // References, including cache reference, if present. uint32_t hash; // Hash of key(); used for fast sharding and comparisons char key_data[1]; // Beginning of key @@ -147,49 +165,77 @@ class LRUCache { Cache::Handle* Lookup(const Slice& key, uint32_t hash); void Release(Cache::Handle* handle); void Erase(const Slice& key, uint32_t hash); + void Prune(); + size_t TotalCharge() const { + MutexLock l(&mutex_); + return usage_; + } private: void LRU_Remove(LRUHandle* e); - void LRU_Append(LRUHandle* e); + void LRU_Append(LRUHandle*list, LRUHandle* e); + void Ref(LRUHandle* e); void Unref(LRUHandle* e); + bool FinishErase(LRUHandle* e); // Initialized before use. size_t capacity_; // mutex_ protects the following state. - port::Mutex mutex_; + mutable port::Mutex mutex_; size_t usage_; // Dummy head of LRU list. // lru.prev is newest entry, lru.next is oldest entry. + // Entries have refs==1 and in_cache==true. LRUHandle lru_; + // Dummy head of in-use list. + // Entries are in use by clients, and have refs >= 2 and in_cache==true. + LRUHandle in_use_; + HandleTable table_; }; LRUCache::LRUCache() : usage_(0) { - // Make empty circular linked list + // Make empty circular linked lists. lru_.next = &lru_; lru_.prev = &lru_; + in_use_.next = &in_use_; + in_use_.prev = &in_use_; } LRUCache::~LRUCache() { + assert(in_use_.next == &in_use_); // Error if caller has an unreleased handle for (LRUHandle* e = lru_.next; e != &lru_; ) { LRUHandle* next = e->next; - assert(e->refs == 1); // Error if caller has an unreleased handle + assert(e->in_cache); + e->in_cache = false; + assert(e->refs == 1); // Invariant of lru_ list. Unref(e); e = next; } } +void LRUCache::Ref(LRUHandle* e) { + if (e->refs == 1 && e->in_cache) { // If on lru_ list, move to in_use_ list. + LRU_Remove(e); + LRU_Append(&in_use_, e); + } + e->refs++; +} + void LRUCache::Unref(LRUHandle* e) { assert(e->refs > 0); e->refs--; - if (e->refs <= 0) { - usage_ -= e->charge; + if (e->refs == 0) { // Deallocate. + assert(!e->in_cache); (*e->deleter)(e->key(), e->value); free(e); + } else if (e->in_cache && e->refs == 1) { // No longer in use; move to lru_ list. + LRU_Remove(e); + LRU_Append(&lru_, e); } } @@ -198,10 +244,10 @@ void LRUCache::LRU_Remove(LRUHandle* e) { e->prev->next = e->next; } -void LRUCache::LRU_Append(LRUHandle* e) { - // Make "e" newest entry by inserting just before lru_ - e->next = &lru_; - e->prev = lru_.prev; +void LRUCache::LRU_Append(LRUHandle* list, LRUHandle* e) { + // Make "e" newest entry by inserting just before *list + e->next = list; + e->prev = list->prev; e->prev->next = e; e->next->prev = e; } @@ -210,9 +256,7 @@ Cache::Handle* LRUCache::Lookup(const Slice& key, uint32_t hash) { MutexLock l(&mutex_); LRUHandle* e = table_.Lookup(key, hash); if (e != NULL) { - e->refs++; - LRU_Remove(e); - LRU_Append(e); + Ref(e); } return reinterpret_cast<Cache::Handle*>(e); } @@ -234,34 +278,58 @@ Cache::Handle* LRUCache::Insert( e->charge = charge; e->key_length = key.size(); e->hash = hash; - e->refs = 2; // One from LRUCache, one for the returned handle + e->in_cache = false; + e->refs = 1; // for the returned handle. memcpy(e->key_data, key.data(), key.size()); - LRU_Append(e); - usage_ += charge; - LRUHandle* old = table_.Insert(e); - if (old != NULL) { - LRU_Remove(old); - Unref(old); - } + if (capacity_ > 0) { + e->refs++; // for the cache's reference. + e->in_cache = true; + LRU_Append(&in_use_, e); + usage_ += charge; + FinishErase(table_.Insert(e)); + } // else don't cache. (Tests use capacity_==0 to turn off caching.) while (usage_ > capacity_ && lru_.next != &lru_) { LRUHandle* old = lru_.next; - LRU_Remove(old); - table_.Remove(old->key(), old->hash); - Unref(old); + assert(old->refs == 1); + bool erased = FinishErase(table_.Remove(old->key(), old->hash)); + if (!erased) { // to avoid unused variable when compiled NDEBUG + assert(erased); + } } return reinterpret_cast<Cache::Handle*>(e); } -void LRUCache::Erase(const Slice& key, uint32_t hash) { - MutexLock l(&mutex_); - LRUHandle* e = table_.Remove(key, hash); +// If e != NULL, finish removing *e from the cache; it has already been removed +// from the hash table. Return whether e != NULL. Requires mutex_ held. +bool LRUCache::FinishErase(LRUHandle* e) { if (e != NULL) { + assert(e->in_cache); LRU_Remove(e); + e->in_cache = false; + usage_ -= e->charge; Unref(e); } + return e != NULL; +} + +void LRUCache::Erase(const Slice& key, uint32_t hash) { + MutexLock l(&mutex_); + FinishErase(table_.Remove(key, hash)); +} + +void LRUCache::Prune() { + MutexLock l(&mutex_); + while (lru_.next != &lru_) { + LRUHandle* e = lru_.next; + assert(e->refs == 1); + bool erased = FinishErase(table_.Remove(e->key(), e->hash)); + if (!erased) { // to avoid unused variable when compiled NDEBUG + assert(erased); + } + } } static const int kNumShardBits = 4; @@ -314,6 +382,18 @@ class ShardedLRUCache : public Cache { MutexLock l(&id_mutex_); return ++(last_id_); } + virtual void Prune() { + for (int s = 0; s < kNumShards; s++) { + shard_[s].Prune(); + } + } + virtual size_t TotalCharge() const { + size_t total = 0; + for (int s = 0; s < kNumShards; s++) { + total += shard_[s].TotalCharge(); + } + return total; + } }; } // end anonymous namespace diff --git a/src/leveldb/util/cache_test.cc b/src/leveldb/util/cache_test.cc index 43716715a8..468f7a6425 100644 --- a/src/leveldb/util/cache_test.cc +++ b/src/leveldb/util/cache_test.cc @@ -59,6 +59,11 @@ class CacheTest { &CacheTest::Deleter)); } + Cache::Handle* InsertAndReturnHandle(int key, int value, int charge = 1) { + return cache_->Insert(EncodeKey(key), EncodeValue(value), charge, + &CacheTest::Deleter); + } + void Erase(int key) { cache_->Erase(EncodeKey(key)); } @@ -135,8 +140,11 @@ TEST(CacheTest, EntriesArePinned) { TEST(CacheTest, EvictionPolicy) { Insert(100, 101); Insert(200, 201); + Insert(300, 301); + Cache::Handle* h = cache_->Lookup(EncodeKey(300)); - // Frequently used entry must be kept around + // Frequently used entry must be kept around, + // as must things that are still in use. for (int i = 0; i < kCacheSize + 100; i++) { Insert(1000+i, 2000+i); ASSERT_EQ(2000+i, Lookup(1000+i)); @@ -144,6 +152,25 @@ TEST(CacheTest, EvictionPolicy) { } ASSERT_EQ(101, Lookup(100)); ASSERT_EQ(-1, Lookup(200)); + ASSERT_EQ(301, Lookup(300)); + cache_->Release(h); +} + +TEST(CacheTest, UseExceedsCacheSize) { + // Overfill the cache, keeping handles on all inserted entries. + std::vector<Cache::Handle*> h; + for (int i = 0; i < kCacheSize + 100; i++) { + h.push_back(InsertAndReturnHandle(1000+i, 2000+i)); + } + + // Check that all the entries can be found in the cache. + for (int i = 0; i < h.size(); i++) { + ASSERT_EQ(2000+i, Lookup(1000+i)); + } + + for (int i = 0; i < h.size(); i++) { + cache_->Release(h[i]); + } } TEST(CacheTest, HeavyEntries) { @@ -179,6 +206,19 @@ TEST(CacheTest, NewId) { ASSERT_NE(a, b); } +TEST(CacheTest, Prune) { + Insert(1, 100); + Insert(2, 200); + + Cache::Handle* handle = cache_->Lookup(EncodeKey(1)); + ASSERT_TRUE(handle); + cache_->Prune(); + cache_->Release(handle); + + ASSERT_EQ(100, Lookup(1)); + ASSERT_EQ(-1, Lookup(2)); +} + } // namespace leveldb int main(int argc, char** argv) { diff --git a/src/leveldb/util/env.cc b/src/leveldb/util/env.cc index c2600e964a..c58a0821ef 100644 --- a/src/leveldb/util/env.cc +++ b/src/leveldb/util/env.cc @@ -9,6 +9,10 @@ namespace leveldb { Env::~Env() { } +Status Env::NewAppendableFile(const std::string& fname, WritableFile** result) { + return Status::NotSupported("NewAppendableFile", fname); +} + SequentialFile::~SequentialFile() { } diff --git a/src/leveldb/util/env_posix.cc b/src/leveldb/util/env_posix.cc index ba2667864a..e0fca52f46 100644 --- a/src/leveldb/util/env_posix.cc +++ b/src/leveldb/util/env_posix.cc @@ -351,6 +351,19 @@ class PosixEnv : public Env { return s; } + virtual Status NewAppendableFile(const std::string& fname, + WritableFile** result) { + Status s; + FILE* f = fopen(fname.c_str(), "a"); + if (f == NULL) { + *result = NULL; + s = IOError(fname, errno); + } else { + *result = new PosixWritableFile(fname, f); + } + return s; + } + virtual bool FileExists(const std::string& fname) { return access(fname.c_str(), F_OK) == 0; } diff --git a/src/leveldb/util/env_win.cc b/src/leveldb/util/env_win.cc index e11a96b791..b074b7579e 100644 --- a/src/leveldb/util/env_win.cc +++ b/src/leveldb/util/env_win.cc @@ -106,7 +106,7 @@ private: class Win32WritableFile : public WritableFile { public: - Win32WritableFile(const std::string& fname); + Win32WritableFile(const std::string& fname, bool append); ~Win32WritableFile(); virtual Status Append(const Slice& data); @@ -158,6 +158,8 @@ public: RandomAccessFile** result); virtual Status NewWritableFile(const std::string& fname, WritableFile** result); + virtual Status NewAppendableFile(const std::string& fname, + WritableFile** result); virtual bool FileExists(const std::string& fname); @@ -423,17 +425,23 @@ void Win32RandomAccessFile::_CleanUp() } } -Win32WritableFile::Win32WritableFile(const std::string& fname) +Win32WritableFile::Win32WritableFile(const std::string& fname, bool append) : filename_(fname) { std::wstring path; ToWidePath(fname, path); - DWORD Flag = PathFileExistsW(path.c_str()) ? OPEN_EXISTING : CREATE_ALWAYS; + // NewAppendableFile: append to an existing file, or create a new one + // if none exists - this is OPEN_ALWAYS behavior, with + // FILE_APPEND_DATA to avoid having to manually position the file + // pointer at the end of the file. + // NewWritableFile: create a new file, delete if it exists - this is + // CREATE_ALWAYS behavior. This file is used for writing only so + // use GENERIC_WRITE. _hFile = CreateFileW(path.c_str(), - GENERIC_READ | GENERIC_WRITE, + append ? FILE_APPEND_DATA : GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_DELETE|FILE_SHARE_WRITE, NULL, - Flag, + append ? OPEN_ALWAYS : CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); // CreateFileW returns INVALID_HANDLE_VALUE in case of error, always check isEnable() before use @@ -823,7 +831,9 @@ Status Win32Env::NewLogger( const std::string& fname, Logger** result ) { Status sRet; std::string path = fname; - Win32WritableFile* pMapFile = new Win32WritableFile(ModifyPath(path)); + // Logs are opened with write semantics, not with append semantics + // (see PosixEnv::NewLogger) + Win32WritableFile* pMapFile = new Win32WritableFile(ModifyPath(path), false); if(!pMapFile->isEnable()){ delete pMapFile; *result = NULL; @@ -837,7 +847,20 @@ Status Win32Env::NewWritableFile( const std::string& fname, WritableFile** resul { Status sRet; std::string path = fname; - Win32WritableFile* pFile = new Win32WritableFile(ModifyPath(path)); + Win32WritableFile* pFile = new Win32WritableFile(ModifyPath(path), false); + if(!pFile->isEnable()){ + *result = NULL; + sRet = Status::IOError(fname,Win32::GetLastErrSz()); + }else + *result = pFile; + return sRet; +} + +Status Win32Env::NewAppendableFile( const std::string& fname, WritableFile** result ) +{ + Status sRet; + std::string path = fname; + Win32WritableFile* pFile = new Win32WritableFile(ModifyPath(path), true); if(!pFile->isEnable()){ *result = NULL; sRet = Status::IOError(fname,Win32::GetLastErrSz()); diff --git a/src/leveldb/util/options.cc b/src/leveldb/util/options.cc index 76af5b9302..8b618fb1ae 100644 --- a/src/leveldb/util/options.cc +++ b/src/leveldb/util/options.cc @@ -22,8 +22,8 @@ Options::Options() block_size(4096), block_restart_interval(16), compression(kSnappyCompression), + reuse_logs(false), filter_policy(NULL) { } - } // namespace leveldb diff --git a/src/leveldb/util/testutil.h b/src/leveldb/util/testutil.h index adad3fc1ea..d7e4583702 100644 --- a/src/leveldb/util/testutil.h +++ b/src/leveldb/util/testutil.h @@ -45,6 +45,16 @@ class ErrorEnv : public EnvWrapper { } return target()->NewWritableFile(fname, result); } + + virtual Status NewAppendableFile(const std::string& fname, + WritableFile** result) { + if (writable_file_error_) { + ++num_writable_file_errors_; + *result = NULL; + return Status::IOError(fname, "fake error"); + } + return target()->NewAppendableFile(fname, result); + } }; } // namespace test diff --git a/src/miner.cpp b/src/miner.cpp index c40b12cd8e..e80e8a2656 100644 --- a/src/miner.cpp +++ b/src/miner.cpp @@ -13,7 +13,7 @@ #include "consensus/merkle.h" #include "consensus/validation.h" #include "hash.h" -#include "main.h" +#include "validation.h" #include "net.h" #include "policy/policy.h" #include "pow.h" diff --git a/src/net_processing.cpp b/src/net_processing.cpp new file mode 100644 index 0000000000..0137108cf0 --- /dev/null +++ b/src/net_processing.cpp @@ -0,0 +1,3027 @@ +// Copyright (c) 2009-2010 Satoshi Nakamoto +// Copyright (c) 2009-2016 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#include "net_processing.h" + +#include "addrman.h" +#include "arith_uint256.h" +#include "blockencodings.h" +#include "chainparams.h" +#include "consensus/validation.h" +#include "hash.h" +#include "init.h" +#include "validation.h" +#include "merkleblock.h" +#include "net.h" +#include "netmessagemaker.h" +#include "netbase.h" +#include "policy/fees.h" +#include "policy/policy.h" +#include "primitives/block.h" +#include "primitives/transaction.h" +#include "random.h" +#include "tinyformat.h" +#include "txmempool.h" +#include "ui_interface.h" +#include "util.h" +#include "utilmoneystr.h" +#include "utilstrencodings.h" +#include "validationinterface.h" + +#include <boost/thread.hpp> + +using namespace std; + +#if defined(NDEBUG) +# error "Bitcoin cannot be compiled without assertions." +#endif + +int64_t nTimeBestReceived = 0; // Used only to inform the wallet of when we last received a block + +struct IteratorComparator +{ + template<typename I> + bool operator()(const I& a, const I& b) + { + return &(*a) < &(*b); + } +}; + +struct COrphanTx { + // When modifying, adapt the copy of this definition in tests/DoS_tests. + CTransaction tx; + NodeId fromPeer; + int64_t nTimeExpire; +}; +map<uint256, COrphanTx> mapOrphanTransactions GUARDED_BY(cs_main); +map<COutPoint, set<map<uint256, COrphanTx>::iterator, IteratorComparator>> mapOrphanTransactionsByPrev GUARDED_BY(cs_main); +void EraseOrphansFor(NodeId peer) EXCLUSIVE_LOCKS_REQUIRED(cs_main); + +static const uint64_t RANDOMIZER_ID_ADDRESS_RELAY = 0x3cac0035b5866b90ULL; // SHA256("main address relay")[0:8] + +// Internal stuff +namespace { + /** Number of nodes with fSyncStarted. */ + int nSyncStarted = 0; + + /** + * Sources of received blocks, saved to be able to send them reject + * messages or ban them when processing happens afterwards. Protected by + * cs_main. + * Set mapBlockSource[hash].second to false if the node should not be + * punished if the block is invalid. + */ + map<uint256, std::pair<NodeId, bool>> mapBlockSource; + + /** + * Filter for transactions that were recently rejected by + * AcceptToMemoryPool. These are not rerequested until the chain tip + * changes, at which point the entire filter is reset. Protected by + * cs_main. + * + * Without this filter we'd be re-requesting txs from each of our peers, + * increasing bandwidth consumption considerably. For instance, with 100 + * peers, half of which relay a tx we don't accept, that might be a 50x + * bandwidth increase. A flooding attacker attempting to roll-over the + * filter using minimum-sized, 60byte, transactions might manage to send + * 1000/sec if we have fast peers, so we pick 120,000 to give our peers a + * two minute window to send invs to us. + * + * Decreasing the false positive rate is fairly cheap, so we pick one in a + * million to make it highly unlikely for users to have issues with this + * filter. + * + * Memory used: 1.3 MB + */ + std::unique_ptr<CRollingBloomFilter> recentRejects; + uint256 hashRecentRejectsChainTip; + + /** Blocks that are in flight, and that are in the queue to be downloaded. Protected by cs_main. */ + struct QueuedBlock { + uint256 hash; + CBlockIndex* pindex; //!< Optional. + bool fValidatedHeaders; //!< Whether this block has validated headers at the time of request. + std::unique_ptr<PartiallyDownloadedBlock> partialBlock; //!< Optional, used for CMPCTBLOCK downloads + }; + map<uint256, pair<NodeId, list<QueuedBlock>::iterator> > mapBlocksInFlight; + + /** Stack of nodes which we have set to announce using compact blocks */ + list<NodeId> lNodesAnnouncingHeaderAndIDs; + + /** Number of preferable block download peers. */ + int nPreferredDownload = 0; + + /** Number of peers from which we're downloading blocks. */ + int nPeersWithValidatedDownloads = 0; + + /** Relay map, protected by cs_main. */ + typedef std::map<uint256, CTransactionRef> MapRelay; + MapRelay mapRelay; + /** Expiration-time ordered list of (expire time, relay map entry) pairs, protected by cs_main). */ + std::deque<std::pair<int64_t, MapRelay::iterator>> vRelayExpiration; +} // anon namespace + +////////////////////////////////////////////////////////////////////////////// +// +// Registration of network node signals. +// + +namespace { + +struct CBlockReject { + unsigned char chRejectCode; + string strRejectReason; + uint256 hashBlock; +}; + +/** + * Maintain validation-specific state about nodes, protected by cs_main, instead + * by CNode's own locks. This simplifies asynchronous operation, where + * processing of incoming data is done after the ProcessMessage call returns, + * and we're no longer holding the node's locks. + */ +struct CNodeState { + //! The peer's address + const CService address; + //! Whether we have a fully established connection. + bool fCurrentlyConnected; + //! Accumulated misbehaviour score for this peer. + int nMisbehavior; + //! Whether this peer should be disconnected and banned (unless whitelisted). + bool fShouldBan; + //! String name of this peer (debugging/logging purposes). + const std::string name; + //! List of asynchronously-determined block rejections to notify this peer about. + std::vector<CBlockReject> rejects; + //! The best known block we know this peer has announced. + CBlockIndex *pindexBestKnownBlock; + //! The hash of the last unknown block this peer has announced. + uint256 hashLastUnknownBlock; + //! The last full block we both have. + CBlockIndex *pindexLastCommonBlock; + //! The best header we have sent our peer. + CBlockIndex *pindexBestHeaderSent; + //! Length of current-streak of unconnecting headers announcements + int nUnconnectingHeaders; + //! Whether we've started headers synchronization with this peer. + bool fSyncStarted; + //! Since when we're stalling block download progress (in microseconds), or 0. + int64_t nStallingSince; + list<QueuedBlock> vBlocksInFlight; + //! When the first entry in vBlocksInFlight started downloading. Don't care when vBlocksInFlight is empty. + int64_t nDownloadingSince; + int nBlocksInFlight; + int nBlocksInFlightValidHeaders; + //! Whether we consider this a preferred download peer. + bool fPreferredDownload; + //! Whether this peer wants invs or headers (when possible) for block announcements. + bool fPreferHeaders; + //! Whether this peer wants invs or cmpctblocks (when possible) for block announcements. + bool fPreferHeaderAndIDs; + /** + * Whether this peer will send us cmpctblocks if we request them. + * This is not used to gate request logic, as we really only care about fSupportsDesiredCmpctVersion, + * but is used as a flag to "lock in" the version of compact blocks (fWantsCmpctWitness) we send. + */ + bool fProvidesHeaderAndIDs; + //! Whether this peer can give us witnesses + bool fHaveWitness; + //! Whether this peer wants witnesses in cmpctblocks/blocktxns + bool fWantsCmpctWitness; + /** + * If we've announced NODE_WITNESS to this peer: whether the peer sends witnesses in cmpctblocks/blocktxns, + * otherwise: whether this peer sends non-witnesses in cmpctblocks/blocktxns. + */ + bool fSupportsDesiredCmpctVersion; + + CNodeState(CAddress addrIn, std::string addrNameIn) : address(addrIn), name(addrNameIn) { + fCurrentlyConnected = false; + nMisbehavior = 0; + fShouldBan = false; + pindexBestKnownBlock = NULL; + hashLastUnknownBlock.SetNull(); + pindexLastCommonBlock = NULL; + pindexBestHeaderSent = NULL; + nUnconnectingHeaders = 0; + fSyncStarted = false; + nStallingSince = 0; + nDownloadingSince = 0; + nBlocksInFlight = 0; + nBlocksInFlightValidHeaders = 0; + fPreferredDownload = false; + fPreferHeaders = false; + fPreferHeaderAndIDs = false; + fProvidesHeaderAndIDs = false; + fHaveWitness = false; + fWantsCmpctWitness = false; + fSupportsDesiredCmpctVersion = false; + } +}; + +/** Map maintaining per-node state. Requires cs_main. */ +map<NodeId, CNodeState> mapNodeState; + +// Requires cs_main. +CNodeState *State(NodeId pnode) { + map<NodeId, CNodeState>::iterator it = mapNodeState.find(pnode); + if (it == mapNodeState.end()) + return NULL; + return &it->second; +} + +void UpdatePreferredDownload(CNode* node, CNodeState* state) +{ + nPreferredDownload -= state->fPreferredDownload; + + // Whether this node should be marked as a preferred download node. + state->fPreferredDownload = (!node->fInbound || node->fWhitelisted) && !node->fOneShot && !node->fClient; + + nPreferredDownload += state->fPreferredDownload; +} + +void PushNodeVersion(CNode *pnode, CConnman& connman, int64_t nTime) +{ + ServiceFlags nLocalNodeServices = pnode->GetLocalServices(); + uint64_t nonce = pnode->GetLocalNonce(); + int nNodeStartingHeight = pnode->GetMyStartingHeight(); + NodeId nodeid = pnode->GetId(); + CAddress addr = pnode->addr; + + CAddress addrYou = (addr.IsRoutable() && !IsProxy(addr) ? addr : CAddress(CService(), addr.nServices)); + CAddress addrMe = CAddress(CService(), nLocalNodeServices); + + connman.PushMessage(pnode, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::VERSION, PROTOCOL_VERSION, (uint64_t)nLocalNodeServices, nTime, addrYou, addrMe, + nonce, strSubVersion, nNodeStartingHeight, ::fRelayTxes)); + + if (fLogIPs) + LogPrint("net", "send version message: version %d, blocks=%d, us=%s, them=%s, peer=%d\n", PROTOCOL_VERSION, nNodeStartingHeight, addrMe.ToString(), addrYou.ToString(), nodeid); + else + LogPrint("net", "send version message: version %d, blocks=%d, us=%s, peer=%d\n", PROTOCOL_VERSION, nNodeStartingHeight, addrMe.ToString(), nodeid); +} + +void InitializeNode(CNode *pnode, CConnman& connman) { + CAddress addr = pnode->addr; + std::string addrName = pnode->addrName; + NodeId nodeid = pnode->GetId(); + { + LOCK(cs_main); + mapNodeState.emplace_hint(mapNodeState.end(), std::piecewise_construct, std::forward_as_tuple(nodeid), std::forward_as_tuple(addr, std::move(addrName))); + } + if(!pnode->fInbound) + PushNodeVersion(pnode, connman, GetTime()); +} + +void FinalizeNode(NodeId nodeid, bool& fUpdateConnectionTime) { + fUpdateConnectionTime = false; + LOCK(cs_main); + CNodeState *state = State(nodeid); + + if (state->fSyncStarted) + nSyncStarted--; + + if (state->nMisbehavior == 0 && state->fCurrentlyConnected) { + fUpdateConnectionTime = true; + } + + BOOST_FOREACH(const QueuedBlock& entry, state->vBlocksInFlight) { + mapBlocksInFlight.erase(entry.hash); + } + EraseOrphansFor(nodeid); + nPreferredDownload -= state->fPreferredDownload; + nPeersWithValidatedDownloads -= (state->nBlocksInFlightValidHeaders != 0); + assert(nPeersWithValidatedDownloads >= 0); + + mapNodeState.erase(nodeid); + + if (mapNodeState.empty()) { + // Do a consistency check after the last peer is removed. + assert(mapBlocksInFlight.empty()); + assert(nPreferredDownload == 0); + assert(nPeersWithValidatedDownloads == 0); + } +} + +// Requires cs_main. +// Returns a bool indicating whether we requested this block. +// Also used if a block was /not/ received and timed out or started with another peer +bool MarkBlockAsReceived(const uint256& hash) { + map<uint256, pair<NodeId, list<QueuedBlock>::iterator> >::iterator itInFlight = mapBlocksInFlight.find(hash); + if (itInFlight != mapBlocksInFlight.end()) { + CNodeState *state = State(itInFlight->second.first); + state->nBlocksInFlightValidHeaders -= itInFlight->second.second->fValidatedHeaders; + if (state->nBlocksInFlightValidHeaders == 0 && itInFlight->second.second->fValidatedHeaders) { + // Last validated block on the queue was received. + nPeersWithValidatedDownloads--; + } + if (state->vBlocksInFlight.begin() == itInFlight->second.second) { + // First block on the queue was received, update the start download time for the next one + state->nDownloadingSince = std::max(state->nDownloadingSince, GetTimeMicros()); + } + state->vBlocksInFlight.erase(itInFlight->second.second); + state->nBlocksInFlight--; + state->nStallingSince = 0; + mapBlocksInFlight.erase(itInFlight); + return true; + } + return false; +} + +// Requires cs_main. +// returns false, still setting pit, if the block was already in flight from the same peer +// pit will only be valid as long as the same cs_main lock is being held +bool MarkBlockAsInFlight(NodeId nodeid, const uint256& hash, const Consensus::Params& consensusParams, CBlockIndex *pindex = NULL, list<QueuedBlock>::iterator **pit = NULL) { + CNodeState *state = State(nodeid); + assert(state != NULL); + + // Short-circuit most stuff in case its from the same node + map<uint256, pair<NodeId, list<QueuedBlock>::iterator> >::iterator itInFlight = mapBlocksInFlight.find(hash); + if (itInFlight != mapBlocksInFlight.end() && itInFlight->second.first == nodeid) { + *pit = &itInFlight->second.second; + return false; + } + + // Make sure it's not listed somewhere already. + MarkBlockAsReceived(hash); + + list<QueuedBlock>::iterator it = state->vBlocksInFlight.insert(state->vBlocksInFlight.end(), + {hash, pindex, pindex != NULL, std::unique_ptr<PartiallyDownloadedBlock>(pit ? new PartiallyDownloadedBlock(&mempool) : NULL)}); + state->nBlocksInFlight++; + state->nBlocksInFlightValidHeaders += it->fValidatedHeaders; + if (state->nBlocksInFlight == 1) { + // We're starting a block download (batch) from this peer. + state->nDownloadingSince = GetTimeMicros(); + } + if (state->nBlocksInFlightValidHeaders == 1 && pindex != NULL) { + nPeersWithValidatedDownloads++; + } + itInFlight = mapBlocksInFlight.insert(std::make_pair(hash, std::make_pair(nodeid, it))).first; + if (pit) + *pit = &itInFlight->second.second; + return true; +} + +/** Check whether the last unknown block a peer advertised is not yet known. */ +void ProcessBlockAvailability(NodeId nodeid) { + CNodeState *state = State(nodeid); + assert(state != NULL); + + if (!state->hashLastUnknownBlock.IsNull()) { + BlockMap::iterator itOld = mapBlockIndex.find(state->hashLastUnknownBlock); + if (itOld != mapBlockIndex.end() && itOld->second->nChainWork > 0) { + if (state->pindexBestKnownBlock == NULL || itOld->second->nChainWork >= state->pindexBestKnownBlock->nChainWork) + state->pindexBestKnownBlock = itOld->second; + state->hashLastUnknownBlock.SetNull(); + } + } +} + +/** Update tracking information about which blocks a peer is assumed to have. */ +void UpdateBlockAvailability(NodeId nodeid, const uint256 &hash) { + CNodeState *state = State(nodeid); + assert(state != NULL); + + ProcessBlockAvailability(nodeid); + + BlockMap::iterator it = mapBlockIndex.find(hash); + if (it != mapBlockIndex.end() && it->second->nChainWork > 0) { + // An actually better block was announced. + if (state->pindexBestKnownBlock == NULL || it->second->nChainWork >= state->pindexBestKnownBlock->nChainWork) + state->pindexBestKnownBlock = it->second; + } else { + // An unknown block was announced; just assume that the latest one is the best one. + state->hashLastUnknownBlock = hash; + } +} + +void MaybeSetPeerAsAnnouncingHeaderAndIDs(const CNodeState* nodestate, CNode* pfrom, CConnman& connman) { + if (!nodestate->fSupportsDesiredCmpctVersion) { + // Never ask from peers who can't provide witnesses. + return; + } + if (nodestate->fProvidesHeaderAndIDs) { + for (std::list<NodeId>::iterator it = lNodesAnnouncingHeaderAndIDs.begin(); it != lNodesAnnouncingHeaderAndIDs.end(); it++) { + if (*it == pfrom->GetId()) { + lNodesAnnouncingHeaderAndIDs.erase(it); + lNodesAnnouncingHeaderAndIDs.push_back(pfrom->GetId()); + return; + } + } + bool fAnnounceUsingCMPCTBLOCK = false; + uint64_t nCMPCTBLOCKVersion = (pfrom->GetLocalServices() & NODE_WITNESS) ? 2 : 1; + if (lNodesAnnouncingHeaderAndIDs.size() >= 3) { + // As per BIP152, we only get 3 of our peers to announce + // blocks using compact encodings. + connman.ForNode(lNodesAnnouncingHeaderAndIDs.front(), [&connman, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion](CNode* pnodeStop){ + connman.PushMessage(pnodeStop, CNetMsgMaker(pnodeStop->GetSendVersion()).Make(NetMsgType::SENDCMPCT, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion)); + return true; + }); + lNodesAnnouncingHeaderAndIDs.pop_front(); + } + fAnnounceUsingCMPCTBLOCK = true; + connman.PushMessage(pfrom, CNetMsgMaker(pfrom->GetSendVersion()).Make(NetMsgType::SENDCMPCT, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion)); + lNodesAnnouncingHeaderAndIDs.push_back(pfrom->GetId()); + } +} + +// Requires cs_main +bool CanDirectFetch(const Consensus::Params &consensusParams) +{ + return chainActive.Tip()->GetBlockTime() > GetAdjustedTime() - consensusParams.nPowTargetSpacing * 20; +} + +// Requires cs_main +bool PeerHasHeader(CNodeState *state, CBlockIndex *pindex) +{ + if (state->pindexBestKnownBlock && pindex == state->pindexBestKnownBlock->GetAncestor(pindex->nHeight)) + return true; + if (state->pindexBestHeaderSent && pindex == state->pindexBestHeaderSent->GetAncestor(pindex->nHeight)) + return true; + return false; +} + +/** Find the last common ancestor two blocks have. + * Both pa and pb must be non-NULL. */ +CBlockIndex* LastCommonAncestor(CBlockIndex* pa, CBlockIndex* pb) { + if (pa->nHeight > pb->nHeight) { + pa = pa->GetAncestor(pb->nHeight); + } else if (pb->nHeight > pa->nHeight) { + pb = pb->GetAncestor(pa->nHeight); + } + + while (pa != pb && pa && pb) { + pa = pa->pprev; + pb = pb->pprev; + } + + // Eventually all chain branches meet at the genesis block. + assert(pa == pb); + return pa; +} + +/** Update pindexLastCommonBlock and add not-in-flight missing successors to vBlocks, until it has + * at most count entries. */ +void FindNextBlocksToDownload(NodeId nodeid, unsigned int count, std::vector<CBlockIndex*>& vBlocks, NodeId& nodeStaller, const Consensus::Params& consensusParams) { + if (count == 0) + return; + + vBlocks.reserve(vBlocks.size() + count); + CNodeState *state = State(nodeid); + assert(state != NULL); + + // Make sure pindexBestKnownBlock is up to date, we'll need it. + ProcessBlockAvailability(nodeid); + + if (state->pindexBestKnownBlock == NULL || state->pindexBestKnownBlock->nChainWork < chainActive.Tip()->nChainWork) { + // This peer has nothing interesting. + return; + } + + if (state->pindexLastCommonBlock == NULL) { + // Bootstrap quickly by guessing a parent of our best tip is the forking point. + // Guessing wrong in either direction is not a problem. + state->pindexLastCommonBlock = chainActive[std::min(state->pindexBestKnownBlock->nHeight, chainActive.Height())]; + } + + // If the peer reorganized, our previous pindexLastCommonBlock may not be an ancestor + // of its current tip anymore. Go back enough to fix that. + state->pindexLastCommonBlock = LastCommonAncestor(state->pindexLastCommonBlock, state->pindexBestKnownBlock); + if (state->pindexLastCommonBlock == state->pindexBestKnownBlock) + return; + + std::vector<CBlockIndex*> vToFetch; + CBlockIndex *pindexWalk = state->pindexLastCommonBlock; + // Never fetch further than the best block we know the peer has, or more than BLOCK_DOWNLOAD_WINDOW + 1 beyond the last + // linked block we have in common with this peer. The +1 is so we can detect stalling, namely if we would be able to + // download that next block if the window were 1 larger. + int nWindowEnd = state->pindexLastCommonBlock->nHeight + BLOCK_DOWNLOAD_WINDOW; + int nMaxHeight = std::min<int>(state->pindexBestKnownBlock->nHeight, nWindowEnd + 1); + NodeId waitingfor = -1; + while (pindexWalk->nHeight < nMaxHeight) { + // Read up to 128 (or more, if more blocks than that are needed) successors of pindexWalk (towards + // pindexBestKnownBlock) into vToFetch. We fetch 128, because CBlockIndex::GetAncestor may be as expensive + // as iterating over ~100 CBlockIndex* entries anyway. + int nToFetch = std::min(nMaxHeight - pindexWalk->nHeight, std::max<int>(count - vBlocks.size(), 128)); + vToFetch.resize(nToFetch); + pindexWalk = state->pindexBestKnownBlock->GetAncestor(pindexWalk->nHeight + nToFetch); + vToFetch[nToFetch - 1] = pindexWalk; + for (unsigned int i = nToFetch - 1; i > 0; i--) { + vToFetch[i - 1] = vToFetch[i]->pprev; + } + + // Iterate over those blocks in vToFetch (in forward direction), adding the ones that + // are not yet downloaded and not in flight to vBlocks. In the mean time, update + // pindexLastCommonBlock as long as all ancestors are already downloaded, or if it's + // already part of our chain (and therefore don't need it even if pruned). + BOOST_FOREACH(CBlockIndex* pindex, vToFetch) { + if (!pindex->IsValid(BLOCK_VALID_TREE)) { + // We consider the chain that this peer is on invalid. + return; + } + if (!State(nodeid)->fHaveWitness && IsWitnessEnabled(pindex->pprev, consensusParams)) { + // We wouldn't download this block or its descendants from this peer. + return; + } + if (pindex->nStatus & BLOCK_HAVE_DATA || chainActive.Contains(pindex)) { + if (pindex->nChainTx) + state->pindexLastCommonBlock = pindex; + } else if (mapBlocksInFlight.count(pindex->GetBlockHash()) == 0) { + // The block is not already downloaded, and not yet in flight. + if (pindex->nHeight > nWindowEnd) { + // We reached the end of the window. + if (vBlocks.size() == 0 && waitingfor != nodeid) { + // We aren't able to fetch anything, but we would be if the download window was one larger. + nodeStaller = waitingfor; + } + return; + } + vBlocks.push_back(pindex); + if (vBlocks.size() == count) { + return; + } + } else if (waitingfor == -1) { + // This is the first already-in-flight block. + waitingfor = mapBlocksInFlight[pindex->GetBlockHash()].first; + } + } + } +} + +} // anon namespace + +bool GetNodeStateStats(NodeId nodeid, CNodeStateStats &stats) { + LOCK(cs_main); + CNodeState *state = State(nodeid); + if (state == NULL) + return false; + stats.nMisbehavior = state->nMisbehavior; + stats.nSyncHeight = state->pindexBestKnownBlock ? state->pindexBestKnownBlock->nHeight : -1; + stats.nCommonHeight = state->pindexLastCommonBlock ? state->pindexLastCommonBlock->nHeight : -1; + BOOST_FOREACH(const QueuedBlock& queue, state->vBlocksInFlight) { + if (queue.pindex) + stats.vHeightInFlight.push_back(queue.pindex->nHeight); + } + return true; +} + +void RegisterNodeSignals(CNodeSignals& nodeSignals) +{ + nodeSignals.ProcessMessages.connect(&ProcessMessages); + nodeSignals.SendMessages.connect(&SendMessages); + nodeSignals.InitializeNode.connect(&InitializeNode); + nodeSignals.FinalizeNode.connect(&FinalizeNode); +} + +void UnregisterNodeSignals(CNodeSignals& nodeSignals) +{ + nodeSignals.ProcessMessages.disconnect(&ProcessMessages); + nodeSignals.SendMessages.disconnect(&SendMessages); + nodeSignals.InitializeNode.disconnect(&InitializeNode); + nodeSignals.FinalizeNode.disconnect(&FinalizeNode); +} + +////////////////////////////////////////////////////////////////////////////// +// +// mapOrphanTransactions +// + +bool AddOrphanTx(const CTransaction& tx, NodeId peer) EXCLUSIVE_LOCKS_REQUIRED(cs_main) +{ + uint256 hash = tx.GetHash(); + if (mapOrphanTransactions.count(hash)) + return false; + + // Ignore big transactions, to avoid a + // send-big-orphans memory exhaustion attack. If a peer has a legitimate + // large transaction with a missing parent then we assume + // it will rebroadcast it later, after the parent transaction(s) + // have been mined or received. + // 100 orphans, each of which is at most 99,999 bytes big is + // at most 10 megabytes of orphans and somewhat more byprev index (in the worst case): + unsigned int sz = GetTransactionWeight(tx); + if (sz >= MAX_STANDARD_TX_WEIGHT) + { + LogPrint("mempool", "ignoring large orphan tx (size: %u, hash: %s)\n", sz, hash.ToString()); + return false; + } + + auto ret = mapOrphanTransactions.emplace(hash, COrphanTx{tx, peer, GetTime() + ORPHAN_TX_EXPIRE_TIME}); + assert(ret.second); + BOOST_FOREACH(const CTxIn& txin, tx.vin) { + mapOrphanTransactionsByPrev[txin.prevout].insert(ret.first); + } + + LogPrint("mempool", "stored orphan tx %s (mapsz %u outsz %u)\n", hash.ToString(), + mapOrphanTransactions.size(), mapOrphanTransactionsByPrev.size()); + return true; +} + +int static EraseOrphanTx(uint256 hash) EXCLUSIVE_LOCKS_REQUIRED(cs_main) +{ + map<uint256, COrphanTx>::iterator it = mapOrphanTransactions.find(hash); + if (it == mapOrphanTransactions.end()) + return 0; + BOOST_FOREACH(const CTxIn& txin, it->second.tx.vin) + { + auto itPrev = mapOrphanTransactionsByPrev.find(txin.prevout); + if (itPrev == mapOrphanTransactionsByPrev.end()) + continue; + itPrev->second.erase(it); + if (itPrev->second.empty()) + mapOrphanTransactionsByPrev.erase(itPrev); + } + mapOrphanTransactions.erase(it); + return 1; +} + +void EraseOrphansFor(NodeId peer) +{ + int nErased = 0; + map<uint256, COrphanTx>::iterator iter = mapOrphanTransactions.begin(); + while (iter != mapOrphanTransactions.end()) + { + map<uint256, COrphanTx>::iterator maybeErase = iter++; // increment to avoid iterator becoming invalid + if (maybeErase->second.fromPeer == peer) + { + nErased += EraseOrphanTx(maybeErase->second.tx.GetHash()); + } + } + if (nErased > 0) LogPrint("mempool", "Erased %d orphan tx from peer %d\n", nErased, peer); +} + + +unsigned int LimitOrphanTxSize(unsigned int nMaxOrphans) EXCLUSIVE_LOCKS_REQUIRED(cs_main) +{ + unsigned int nEvicted = 0; + static int64_t nNextSweep; + int64_t nNow = GetTime(); + if (nNextSweep <= nNow) { + // Sweep out expired orphan pool entries: + int nErased = 0; + int64_t nMinExpTime = nNow + ORPHAN_TX_EXPIRE_TIME - ORPHAN_TX_EXPIRE_INTERVAL; + map<uint256, COrphanTx>::iterator iter = mapOrphanTransactions.begin(); + while (iter != mapOrphanTransactions.end()) + { + map<uint256, COrphanTx>::iterator maybeErase = iter++; + if (maybeErase->second.nTimeExpire <= nNow) { + nErased += EraseOrphanTx(maybeErase->second.tx.GetHash()); + } else { + nMinExpTime = std::min(maybeErase->second.nTimeExpire, nMinExpTime); + } + } + // Sweep again 5 minutes after the next entry that expires in order to batch the linear scan. + nNextSweep = nMinExpTime + ORPHAN_TX_EXPIRE_INTERVAL; + if (nErased > 0) LogPrint("mempool", "Erased %d orphan tx due to expiration\n", nErased); + } + while (mapOrphanTransactions.size() > nMaxOrphans) + { + // Evict a random orphan: + uint256 randomhash = GetRandHash(); + map<uint256, COrphanTx>::iterator it = mapOrphanTransactions.lower_bound(randomhash); + if (it == mapOrphanTransactions.end()) + it = mapOrphanTransactions.begin(); + EraseOrphanTx(it->first); + ++nEvicted; + } + return nEvicted; +} + +// Requires cs_main. +void Misbehaving(NodeId pnode, int howmuch) +{ + if (howmuch == 0) + return; + + CNodeState *state = State(pnode); + if (state == NULL) + return; + + state->nMisbehavior += howmuch; + int banscore = GetArg("-banscore", DEFAULT_BANSCORE_THRESHOLD); + if (state->nMisbehavior >= banscore && state->nMisbehavior - howmuch < banscore) + { + LogPrintf("%s: %s peer=%d (%d -> %d) BAN THRESHOLD EXCEEDED\n", __func__, state->name, pnode, state->nMisbehavior-howmuch, state->nMisbehavior); + state->fShouldBan = true; + } else + LogPrintf("%s: %s peer=%d (%d -> %d)\n", __func__, state->name, pnode, state->nMisbehavior-howmuch, state->nMisbehavior); +} + + + + + + + + +////////////////////////////////////////////////////////////////////////////// +// +// blockchain -> download logic notification +// + +PeerLogicValidation::PeerLogicValidation(CConnman* connmanIn) : connman(connmanIn) { + // Initialize global variables that cannot be constructed at startup. + recentRejects.reset(new CRollingBloomFilter(120000, 0.000001)); +} + +void PeerLogicValidation::SyncTransaction(const CTransaction& tx, const CBlockIndex* pindex, int nPosInBlock) { + if (nPosInBlock == CMainSignals::SYNC_TRANSACTION_NOT_IN_BLOCK) + return; + + LOCK(cs_main); + + std::vector<uint256> vOrphanErase; + // Which orphan pool entries must we evict? + for (size_t j = 0; j < tx.vin.size(); j++) { + auto itByPrev = mapOrphanTransactionsByPrev.find(tx.vin[j].prevout); + if (itByPrev == mapOrphanTransactionsByPrev.end()) continue; + for (auto mi = itByPrev->second.begin(); mi != itByPrev->second.end(); ++mi) { + const CTransaction& orphanTx = (*mi)->second.tx; + const uint256& orphanHash = orphanTx.GetHash(); + vOrphanErase.push_back(orphanHash); + } + } + + // Erase orphan transactions include or precluded by this block + if (vOrphanErase.size()) { + int nErased = 0; + BOOST_FOREACH(uint256 &orphanHash, vOrphanErase) { + nErased += EraseOrphanTx(orphanHash); + } + LogPrint("mempool", "Erased %d orphan tx included or conflicted by block\n", nErased); + } +} + +void PeerLogicValidation::UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload) { + const int nNewHeight = pindexNew->nHeight; + connman->SetBestHeight(nNewHeight); + + if (!fInitialDownload) { + // Find the hashes of all blocks that weren't previously in the best chain. + std::vector<uint256> vHashes; + const CBlockIndex *pindexToAnnounce = pindexNew; + while (pindexToAnnounce != pindexFork) { + vHashes.push_back(pindexToAnnounce->GetBlockHash()); + pindexToAnnounce = pindexToAnnounce->pprev; + if (vHashes.size() == MAX_BLOCKS_TO_ANNOUNCE) { + // Limit announcements in case of a huge reorganization. + // Rely on the peer's synchronization mechanism in that case. + break; + } + } + // Relay inventory, but don't relay old inventory during initial block download. + connman->ForEachNode([nNewHeight, &vHashes](CNode* pnode) { + if (nNewHeight > (pnode->nStartingHeight != -1 ? pnode->nStartingHeight - 2000 : 0)) { + BOOST_REVERSE_FOREACH(const uint256& hash, vHashes) { + pnode->PushBlockHash(hash); + } + } + }); + } + + nTimeBestReceived = GetTime(); +} + +void PeerLogicValidation::BlockChecked(const CBlock& block, const CValidationState& state) { + LOCK(cs_main); + + const uint256 hash(block.GetHash()); + std::map<uint256, std::pair<NodeId, bool>>::iterator it = mapBlockSource.find(hash); + + int nDoS = 0; + if (state.IsInvalid(nDoS)) { + if (it != mapBlockSource.end() && State(it->second.first)) { + assert (state.GetRejectCode() < REJECT_INTERNAL); // Blocks are never rejected with internal reject codes + CBlockReject reject = {(unsigned char)state.GetRejectCode(), state.GetRejectReason().substr(0, MAX_REJECT_MESSAGE_LENGTH), hash}; + State(it->second.first)->rejects.push_back(reject); + if (nDoS > 0 && it->second.second) + Misbehaving(it->second.first, nDoS); + } + } + if (it != mapBlockSource.end()) + mapBlockSource.erase(it); +} + +////////////////////////////////////////////////////////////////////////////// +// +// Messages +// + + +bool static AlreadyHave(const CInv& inv) EXCLUSIVE_LOCKS_REQUIRED(cs_main) +{ + switch (inv.type) + { + case MSG_TX: + case MSG_WITNESS_TX: + { + assert(recentRejects); + if (chainActive.Tip()->GetBlockHash() != hashRecentRejectsChainTip) + { + // If the chain tip has changed previously rejected transactions + // might be now valid, e.g. due to a nLockTime'd tx becoming valid, + // or a double-spend. Reset the rejects filter and give those + // txs a second chance. + hashRecentRejectsChainTip = chainActive.Tip()->GetBlockHash(); + recentRejects->reset(); + } + + // Use pcoinsTip->HaveCoinsInCache as a quick approximation to exclude + // requesting or processing some txs which have already been included in a block + return recentRejects->contains(inv.hash) || + mempool.exists(inv.hash) || + mapOrphanTransactions.count(inv.hash) || + pcoinsTip->HaveCoinsInCache(inv.hash); + } + case MSG_BLOCK: + case MSG_WITNESS_BLOCK: + return mapBlockIndex.count(inv.hash); + } + // Don't know what it is, just say we already got one + return true; +} + +static void RelayTransaction(const CTransaction& tx, CConnman& connman) +{ + CInv inv(MSG_TX, tx.GetHash()); + connman.ForEachNode([&inv](CNode* pnode) + { + pnode->PushInventory(inv); + }); +} + +static void RelayAddress(const CAddress& addr, bool fReachable, CConnman& connman) +{ + unsigned int nRelayNodes = fReachable ? 2 : 1; // limited relaying of addresses outside our network(s) + + // Relay to a limited number of other nodes + // Use deterministic randomness to send to the same nodes for 24 hours + // at a time so the addrKnowns of the chosen nodes prevent repeats + uint64_t hashAddr = addr.GetHash(); + const CSipHasher hasher = connman.GetDeterministicRandomizer(RANDOMIZER_ID_ADDRESS_RELAY).Write(hashAddr << 32).Write((GetTime() + hashAddr) / (24*60*60)); + FastRandomContext insecure_rand; + + std::array<std::pair<uint64_t, CNode*>,2> best{{{0, nullptr}, {0, nullptr}}}; + assert(nRelayNodes <= best.size()); + + auto sortfunc = [&best, &hasher, nRelayNodes](CNode* pnode) { + if (pnode->nVersion >= CADDR_TIME_VERSION) { + uint64_t hashKey = CSipHasher(hasher).Write(pnode->id).Finalize(); + for (unsigned int i = 0; i < nRelayNodes; i++) { + if (hashKey > best[i].first) { + std::copy(best.begin() + i, best.begin() + nRelayNodes - 1, best.begin() + i + 1); + best[i] = std::make_pair(hashKey, pnode); + break; + } + } + } + }; + + auto pushfunc = [&addr, &best, nRelayNodes, &insecure_rand] { + for (unsigned int i = 0; i < nRelayNodes && best[i].first != 0; i++) { + best[i].second->PushAddress(addr, insecure_rand); + } + }; + + connman.ForEachNodeThen(std::move(sortfunc), std::move(pushfunc)); +} + +void static ProcessGetData(CNode* pfrom, const Consensus::Params& consensusParams, CConnman& connman) +{ + std::deque<CInv>::iterator it = pfrom->vRecvGetData.begin(); + unsigned int nMaxSendBufferSize = connman.GetSendBufferSize(); + vector<CInv> vNotFound; + CNetMsgMaker msgMaker(pfrom->GetSendVersion()); + LOCK(cs_main); + + while (it != pfrom->vRecvGetData.end()) { + // Don't bother if send buffer is too full to respond anyway + if (pfrom->nSendSize >= nMaxSendBufferSize) + break; + + const CInv &inv = *it; + { + boost::this_thread::interruption_point(); + it++; + + if (inv.type == MSG_BLOCK || inv.type == MSG_FILTERED_BLOCK || inv.type == MSG_CMPCT_BLOCK || inv.type == MSG_WITNESS_BLOCK) + { + bool send = false; + BlockMap::iterator mi = mapBlockIndex.find(inv.hash); + if (mi != mapBlockIndex.end()) + { + if (chainActive.Contains(mi->second)) { + send = true; + } else { + static const int nOneMonth = 30 * 24 * 60 * 60; + // To prevent fingerprinting attacks, only send blocks outside of the active + // chain if they are valid, and no more than a month older (both in time, and in + // best equivalent proof of work) than the best header chain we know about. + send = mi->second->IsValid(BLOCK_VALID_SCRIPTS) && (pindexBestHeader != NULL) && + (pindexBestHeader->GetBlockTime() - mi->second->GetBlockTime() < nOneMonth) && + (GetBlockProofEquivalentTime(*pindexBestHeader, *mi->second, *pindexBestHeader, consensusParams) < nOneMonth); + if (!send) { + LogPrintf("%s: ignoring request from peer=%i for old block that isn't in the main chain\n", __func__, pfrom->GetId()); + } + } + } + // disconnect node in case we have reached the outbound limit for serving historical blocks + // never disconnect whitelisted nodes + static const int nOneWeek = 7 * 24 * 60 * 60; // assume > 1 week = historical + if (send && connman.OutboundTargetReached(true) && ( ((pindexBestHeader != NULL) && (pindexBestHeader->GetBlockTime() - mi->second->GetBlockTime() > nOneWeek)) || inv.type == MSG_FILTERED_BLOCK) && !pfrom->fWhitelisted) + { + LogPrint("net", "historical block serving limit reached, disconnect peer=%d\n", pfrom->GetId()); + + //disconnect node + pfrom->fDisconnect = true; + send = false; + } + // Pruned nodes may have deleted the block, so check whether + // it's available before trying to send. + if (send && (mi->second->nStatus & BLOCK_HAVE_DATA)) + { + // Send block from disk + CBlock block; + if (!ReadBlockFromDisk(block, (*mi).second, consensusParams)) + assert(!"cannot load block from disk"); + if (inv.type == MSG_BLOCK) + connman.PushMessage(pfrom, msgMaker.Make(SERIALIZE_TRANSACTION_NO_WITNESS, NetMsgType::BLOCK, block)); + else if (inv.type == MSG_WITNESS_BLOCK) + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::BLOCK, block)); + else if (inv.type == MSG_FILTERED_BLOCK) + { + bool sendMerkleBlock = false; + CMerkleBlock merkleBlock; + { + LOCK(pfrom->cs_filter); + if (pfrom->pfilter) { + sendMerkleBlock = true; + merkleBlock = CMerkleBlock(block, *pfrom->pfilter); + } + } + if (sendMerkleBlock) { + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::MERKLEBLOCK, merkleBlock)); + // CMerkleBlock just contains hashes, so also push any transactions in the block the client did not see + // This avoids hurting performance by pointlessly requiring a round-trip + // Note that there is currently no way for a node to request any single transactions we didn't send here - + // they must either disconnect and retry or request the full block. + // Thus, the protocol spec specified allows for us to provide duplicate txn here, + // however we MUST always provide at least what the remote peer needs + typedef std::pair<unsigned int, uint256> PairType; + BOOST_FOREACH(PairType& pair, merkleBlock.vMatchedTxn) + connman.PushMessage(pfrom, msgMaker.Make(SERIALIZE_TRANSACTION_NO_WITNESS, NetMsgType::TX, *block.vtx[pair.first])); + } + // else + // no response + } + else if (inv.type == MSG_CMPCT_BLOCK) + { + // If a peer is asking for old blocks, we're almost guaranteed + // they won't have a useful mempool to match against a compact block, + // and we don't feel like constructing the object for them, so + // instead we respond with the full, non-compact block. + bool fPeerWantsWitness = State(pfrom->GetId())->fWantsCmpctWitness; + int nSendFlags = fPeerWantsWitness ? 0 : SERIALIZE_TRANSACTION_NO_WITNESS; + if (CanDirectFetch(consensusParams) && mi->second->nHeight >= chainActive.Height() - MAX_CMPCTBLOCK_DEPTH) { + CBlockHeaderAndShortTxIDs cmpctblock(block, fPeerWantsWitness); + connman.PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::CMPCTBLOCK, cmpctblock)); + } else + connman.PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::BLOCK, block)); + } + + // Trigger the peer node to send a getblocks request for the next batch of inventory + if (inv.hash == pfrom->hashContinue) + { + // Bypass PushInventory, this must send even if redundant, + // and we want it right after the last block so they don't + // wait for other stuff first. + vector<CInv> vInv; + vInv.push_back(CInv(MSG_BLOCK, chainActive.Tip()->GetBlockHash())); + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::INV, vInv)); + pfrom->hashContinue.SetNull(); + } + } + } + else if (inv.type == MSG_TX || inv.type == MSG_WITNESS_TX) + { + // Send stream from relay memory + bool push = false; + auto mi = mapRelay.find(inv.hash); + int nSendFlags = (inv.type == MSG_TX ? SERIALIZE_TRANSACTION_NO_WITNESS : 0); + if (mi != mapRelay.end()) { + connman.PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::TX, *mi->second)); + push = true; + } else if (pfrom->timeLastMempoolReq) { + auto txinfo = mempool.info(inv.hash); + // To protect privacy, do not answer getdata using the mempool when + // that TX couldn't have been INVed in reply to a MEMPOOL request. + if (txinfo.tx && txinfo.nTime <= pfrom->timeLastMempoolReq) { + connman.PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::TX, *txinfo.tx)); + push = true; + } + } + if (!push) { + vNotFound.push_back(inv); + } + } + + // Track requests for our stuff. + GetMainSignals().Inventory(inv.hash); + + if (inv.type == MSG_BLOCK || inv.type == MSG_FILTERED_BLOCK || inv.type == MSG_CMPCT_BLOCK || inv.type == MSG_WITNESS_BLOCK) + break; + } + } + + pfrom->vRecvGetData.erase(pfrom->vRecvGetData.begin(), it); + + if (!vNotFound.empty()) { + // Let the peer know that we didn't find what it asked for, so it doesn't + // have to wait around forever. Currently only SPV clients actually care + // about this message: it's needed when they are recursively walking the + // dependencies of relevant unconfirmed transactions. SPV clients want to + // do that because they want to know about (and store and rebroadcast and + // risk analyze) the dependencies of transactions relevant to them, without + // having to download the entire memory pool. + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::NOTFOUND, vNotFound)); + } +} + +uint32_t GetFetchFlags(CNode* pfrom, CBlockIndex* pprev, const Consensus::Params& chainparams) { + uint32_t nFetchFlags = 0; + if ((pfrom->GetLocalServices() & NODE_WITNESS) && State(pfrom->GetId())->fHaveWitness) { + nFetchFlags |= MSG_WITNESS_FLAG; + } + return nFetchFlags; +} + +bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, int64_t nTimeReceived, const CChainParams& chainparams, CConnman& connman) +{ + unsigned int nMaxSendBufferSize = connman.GetSendBufferSize(); + + LogPrint("net", "received: %s (%u bytes) peer=%d\n", SanitizeString(strCommand), vRecv.size(), pfrom->id); + if (mapArgs.count("-dropmessagestest") && GetRand(atoi(mapArgs["-dropmessagestest"])) == 0) + { + LogPrintf("dropmessagestest DROPPING RECV MESSAGE\n"); + return true; + } + + + if (!(pfrom->GetLocalServices() & NODE_BLOOM) && + (strCommand == NetMsgType::FILTERLOAD || + strCommand == NetMsgType::FILTERADD)) + { + if (pfrom->nVersion >= NO_BLOOM_VERSION) { + LOCK(cs_main); + Misbehaving(pfrom->GetId(), 100); + return false; + } else { + pfrom->fDisconnect = true; + return false; + } + } + + + if (strCommand == NetMsgType::VERSION) + { + // Each connection can only send one version message + if (pfrom->nVersion != 0) + { + connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::REJECT, strCommand, REJECT_DUPLICATE, string("Duplicate version message"))); + LOCK(cs_main); + Misbehaving(pfrom->GetId(), 1); + return false; + } + + int64_t nTime; + CAddress addrMe; + CAddress addrFrom; + uint64_t nNonce = 1; + uint64_t nServiceInt; + vRecv >> pfrom->nVersion >> nServiceInt >> nTime >> addrMe; + pfrom->nServices = ServiceFlags(nServiceInt); + if (!pfrom->fInbound) + { + connman.SetServices(pfrom->addr, pfrom->nServices); + } + if (pfrom->nServicesExpected & ~pfrom->nServices) + { + LogPrint("net", "peer=%d does not offer the expected services (%08x offered, %08x expected); disconnecting\n", pfrom->id, pfrom->nServices, pfrom->nServicesExpected); + connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::REJECT, strCommand, REJECT_NONSTANDARD, + strprintf("Expected to offer services %08x", pfrom->nServicesExpected))); + pfrom->fDisconnect = true; + return false; + } + + if (pfrom->nVersion < MIN_PEER_PROTO_VERSION) + { + // disconnect from peers older than this proto version + LogPrintf("peer=%d using obsolete version %i; disconnecting\n", pfrom->id, pfrom->nVersion); + connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::REJECT, strCommand, REJECT_OBSOLETE, + strprintf("Version must be %d or greater", MIN_PEER_PROTO_VERSION))); + pfrom->fDisconnect = true; + return false; + } + + if (pfrom->nVersion == 10300) + pfrom->nVersion = 300; + if (!vRecv.empty()) + vRecv >> addrFrom >> nNonce; + if (!vRecv.empty()) { + vRecv >> LIMITED_STRING(pfrom->strSubVer, MAX_SUBVERSION_LENGTH); + pfrom->cleanSubVer = SanitizeString(pfrom->strSubVer); + } + if (!vRecv.empty()) { + vRecv >> pfrom->nStartingHeight; + } + { + LOCK(pfrom->cs_filter); + if (!vRecv.empty()) + vRecv >> pfrom->fRelayTxes; // set to true after we get the first filter* message + else + pfrom->fRelayTxes = true; + } + + // Disconnect if we connected to ourself + if (pfrom->fInbound && !connman.CheckIncomingNonce(nNonce)) + { + LogPrintf("connected to self at %s, disconnecting\n", pfrom->addr.ToString()); + pfrom->fDisconnect = true; + return true; + } + + pfrom->addrLocal = addrMe; + if (pfrom->fInbound && addrMe.IsRoutable()) + { + SeenLocal(addrMe); + } + + // Be shy and don't send version until we hear + if (pfrom->fInbound) + PushNodeVersion(pfrom, connman, GetAdjustedTime()); + + pfrom->fClient = !(pfrom->nServices & NODE_NETWORK); + + if((pfrom->nServices & NODE_WITNESS)) + { + LOCK(cs_main); + State(pfrom->GetId())->fHaveWitness = true; + } + + // Potentially mark this peer as a preferred download peer. + { + LOCK(cs_main); + UpdatePreferredDownload(pfrom, State(pfrom->GetId())); + } + + // Change version + connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::VERACK)); + int nSendVersion = std::min(pfrom->nVersion, PROTOCOL_VERSION); + pfrom->SetSendVersion(nSendVersion); + + if (!pfrom->fInbound) + { + // Advertise our address + if (fListen && !IsInitialBlockDownload()) + { + CAddress addr = GetLocalAddress(&pfrom->addr, pfrom->GetLocalServices()); + FastRandomContext insecure_rand; + if (addr.IsRoutable()) + { + LogPrint("net", "ProcessMessages: advertising address %s\n", addr.ToString()); + pfrom->PushAddress(addr, insecure_rand); + } else if (IsPeerAddrLocalGood(pfrom)) { + addr.SetIP(pfrom->addrLocal); + LogPrint("net", "ProcessMessages: advertising address %s\n", addr.ToString()); + pfrom->PushAddress(addr, insecure_rand); + } + } + + // Get recent addresses + if (pfrom->fOneShot || pfrom->nVersion >= CADDR_TIME_VERSION || connman.GetAddressCount() < 1000) + { + connman.PushMessage(pfrom, CNetMsgMaker(nSendVersion).Make(NetMsgType::GETADDR)); + pfrom->fGetAddr = true; + } + connman.MarkAddressGood(pfrom->addr); + } + + pfrom->fSuccessfullyConnected = true; + + string remoteAddr; + if (fLogIPs) + remoteAddr = ", peeraddr=" + pfrom->addr.ToString(); + + LogPrintf("receive version message: %s: version %d, blocks=%d, us=%s, peer=%d%s\n", + pfrom->cleanSubVer, pfrom->nVersion, + pfrom->nStartingHeight, addrMe.ToString(), pfrom->id, + remoteAddr); + + int64_t nTimeOffset = nTime - GetTime(); + pfrom->nTimeOffset = nTimeOffset; + AddTimeData(pfrom->addr, nTimeOffset); + + // Feeler connections exist only to verify if address is online. + if (pfrom->fFeeler) { + assert(pfrom->fInbound == false); + pfrom->fDisconnect = true; + } + return true; + } + + + else if (pfrom->nVersion == 0) + { + // Must have a version message before anything else + LOCK(cs_main); + Misbehaving(pfrom->GetId(), 1); + return false; + } + + // At this point, the outgoing message serialization version can't change. + CNetMsgMaker msgMaker(pfrom->GetSendVersion()); + + if (strCommand == NetMsgType::VERACK) + { + pfrom->SetRecvVersion(min(pfrom->nVersion, PROTOCOL_VERSION)); + + if (!pfrom->fInbound) { + // Mark this node as currently connected, so we update its timestamp later. + LOCK(cs_main); + State(pfrom->GetId())->fCurrentlyConnected = true; + } + + if (pfrom->nVersion >= SENDHEADERS_VERSION) { + // Tell our peer we prefer to receive headers rather than inv's + // We send this to non-NODE NETWORK peers as well, because even + // non-NODE NETWORK peers can announce blocks (such as pruning + // nodes) + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::SENDHEADERS)); + } + if (pfrom->nVersion >= SHORT_IDS_BLOCKS_VERSION) { + // Tell our peer we are willing to provide version 1 or 2 cmpctblocks + // However, we do not request new block announcements using + // cmpctblock messages. + // We send this to non-NODE NETWORK peers as well, because + // they may wish to request compact blocks from us + bool fAnnounceUsingCMPCTBLOCK = false; + uint64_t nCMPCTBLOCKVersion = 2; + if (pfrom->GetLocalServices() & NODE_WITNESS) + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::SENDCMPCT, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion)); + nCMPCTBLOCKVersion = 1; + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::SENDCMPCT, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion)); + } + } + + + else if (strCommand == NetMsgType::ADDR) + { + vector<CAddress> vAddr; + vRecv >> vAddr; + + // Don't want addr from older versions unless seeding + if (pfrom->nVersion < CADDR_TIME_VERSION && connman.GetAddressCount() > 1000) + return true; + if (vAddr.size() > 1000) + { + LOCK(cs_main); + Misbehaving(pfrom->GetId(), 20); + return error("message addr size() = %u", vAddr.size()); + } + + // Store the new addresses + vector<CAddress> vAddrOk; + int64_t nNow = GetAdjustedTime(); + int64_t nSince = nNow - 10 * 60; + BOOST_FOREACH(CAddress& addr, vAddr) + { + boost::this_thread::interruption_point(); + + if ((addr.nServices & REQUIRED_SERVICES) != REQUIRED_SERVICES) + continue; + + if (addr.nTime <= 100000000 || addr.nTime > nNow + 10 * 60) + addr.nTime = nNow - 5 * 24 * 60 * 60; + pfrom->AddAddressKnown(addr); + bool fReachable = IsReachable(addr); + if (addr.nTime > nSince && !pfrom->fGetAddr && vAddr.size() <= 10 && addr.IsRoutable()) + { + // Relay to a limited number of other nodes + RelayAddress(addr, fReachable, connman); + } + // Do not store addresses outside our network + if (fReachable) + vAddrOk.push_back(addr); + } + connman.AddNewAddresses(vAddrOk, pfrom->addr, 2 * 60 * 60); + if (vAddr.size() < 1000) + pfrom->fGetAddr = false; + if (pfrom->fOneShot) + pfrom->fDisconnect = true; + } + + else if (strCommand == NetMsgType::SENDHEADERS) + { + LOCK(cs_main); + State(pfrom->GetId())->fPreferHeaders = true; + } + + else if (strCommand == NetMsgType::SENDCMPCT) + { + bool fAnnounceUsingCMPCTBLOCK = false; + uint64_t nCMPCTBLOCKVersion = 0; + vRecv >> fAnnounceUsingCMPCTBLOCK >> nCMPCTBLOCKVersion; + if (nCMPCTBLOCKVersion == 1 || ((pfrom->GetLocalServices() & NODE_WITNESS) && nCMPCTBLOCKVersion == 2)) { + LOCK(cs_main); + // fProvidesHeaderAndIDs is used to "lock in" version of compact blocks we send (fWantsCmpctWitness) + if (!State(pfrom->GetId())->fProvidesHeaderAndIDs) { + State(pfrom->GetId())->fProvidesHeaderAndIDs = true; + State(pfrom->GetId())->fWantsCmpctWitness = nCMPCTBLOCKVersion == 2; + } + if (State(pfrom->GetId())->fWantsCmpctWitness == (nCMPCTBLOCKVersion == 2)) // ignore later version announces + State(pfrom->GetId())->fPreferHeaderAndIDs = fAnnounceUsingCMPCTBLOCK; + if (!State(pfrom->GetId())->fSupportsDesiredCmpctVersion) { + if (pfrom->GetLocalServices() & NODE_WITNESS) + State(pfrom->GetId())->fSupportsDesiredCmpctVersion = (nCMPCTBLOCKVersion == 2); + else + State(pfrom->GetId())->fSupportsDesiredCmpctVersion = (nCMPCTBLOCKVersion == 1); + } + } + } + + + else if (strCommand == NetMsgType::INV) + { + vector<CInv> vInv; + vRecv >> vInv; + if (vInv.size() > MAX_INV_SZ) + { + LOCK(cs_main); + Misbehaving(pfrom->GetId(), 20); + return error("message inv size() = %u", vInv.size()); + } + + bool fBlocksOnly = !fRelayTxes; + + // Allow whitelisted peers to send data other than blocks in blocks only mode if whitelistrelay is true + if (pfrom->fWhitelisted && GetBoolArg("-whitelistrelay", DEFAULT_WHITELISTRELAY)) + fBlocksOnly = false; + + LOCK(cs_main); + + uint32_t nFetchFlags = GetFetchFlags(pfrom, chainActive.Tip(), chainparams.GetConsensus()); + + std::vector<CInv> vToFetch; + + for (unsigned int nInv = 0; nInv < vInv.size(); nInv++) + { + CInv &inv = vInv[nInv]; + + boost::this_thread::interruption_point(); + + bool fAlreadyHave = AlreadyHave(inv); + LogPrint("net", "got inv: %s %s peer=%d\n", inv.ToString(), fAlreadyHave ? "have" : "new", pfrom->id); + + if (inv.type == MSG_TX) { + inv.type |= nFetchFlags; + } + + if (inv.type == MSG_BLOCK) { + UpdateBlockAvailability(pfrom->GetId(), inv.hash); + if (!fAlreadyHave && !fImporting && !fReindex && !mapBlocksInFlight.count(inv.hash)) { + // We used to request the full block here, but since headers-announcements are now the + // primary method of announcement on the network, and since, in the case that a node + // fell back to inv we probably have a reorg which we should get the headers for first, + // we now only provide a getheaders response here. When we receive the headers, we will + // then ask for the blocks we need. + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETHEADERS, chainActive.GetLocator(pindexBestHeader), inv.hash)); + LogPrint("net", "getheaders (%d) %s to peer=%d\n", pindexBestHeader->nHeight, inv.hash.ToString(), pfrom->id); + } + } + else + { + pfrom->AddInventoryKnown(inv); + if (fBlocksOnly) + LogPrint("net", "transaction (%s) inv sent in violation of protocol peer=%d\n", inv.hash.ToString(), pfrom->id); + else if (!fAlreadyHave && !fImporting && !fReindex && !IsInitialBlockDownload()) + pfrom->AskFor(inv); + } + + // Track requests for our stuff + GetMainSignals().Inventory(inv.hash); + + if (pfrom->nSendSize > (nMaxSendBufferSize * 2)) { + Misbehaving(pfrom->GetId(), 50); + return error("send buffer size() = %u", pfrom->nSendSize); + } + } + + if (!vToFetch.empty()) + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, vToFetch)); + } + + + else if (strCommand == NetMsgType::GETDATA) + { + vector<CInv> vInv; + vRecv >> vInv; + if (vInv.size() > MAX_INV_SZ) + { + LOCK(cs_main); + Misbehaving(pfrom->GetId(), 20); + return error("message getdata size() = %u", vInv.size()); + } + + if (fDebug || (vInv.size() != 1)) + LogPrint("net", "received getdata (%u invsz) peer=%d\n", vInv.size(), pfrom->id); + + if ((fDebug && vInv.size() > 0) || (vInv.size() == 1)) + LogPrint("net", "received getdata for: %s peer=%d\n", vInv[0].ToString(), pfrom->id); + + pfrom->vRecvGetData.insert(pfrom->vRecvGetData.end(), vInv.begin(), vInv.end()); + ProcessGetData(pfrom, chainparams.GetConsensus(), connman); + } + + + else if (strCommand == NetMsgType::GETBLOCKS) + { + CBlockLocator locator; + uint256 hashStop; + vRecv >> locator >> hashStop; + + LOCK(cs_main); + + // Find the last block the caller has in the main chain + CBlockIndex* pindex = FindForkInGlobalIndex(chainActive, locator); + + // Send the rest of the chain + if (pindex) + pindex = chainActive.Next(pindex); + int nLimit = 500; + LogPrint("net", "getblocks %d to %s limit %d from peer=%d\n", (pindex ? pindex->nHeight : -1), hashStop.IsNull() ? "end" : hashStop.ToString(), nLimit, pfrom->id); + for (; pindex; pindex = chainActive.Next(pindex)) + { + if (pindex->GetBlockHash() == hashStop) + { + LogPrint("net", " getblocks stopping at %d %s\n", pindex->nHeight, pindex->GetBlockHash().ToString()); + break; + } + // If pruning, don't inv blocks unless we have on disk and are likely to still have + // for some reasonable time window (1 hour) that block relay might require. + const int nPrunedBlocksLikelyToHave = MIN_BLOCKS_TO_KEEP - 3600 / chainparams.GetConsensus().nPowTargetSpacing; + if (fPruneMode && (!(pindex->nStatus & BLOCK_HAVE_DATA) || pindex->nHeight <= chainActive.Tip()->nHeight - nPrunedBlocksLikelyToHave)) + { + LogPrint("net", " getblocks stopping, pruned or too old block at %d %s\n", pindex->nHeight, pindex->GetBlockHash().ToString()); + break; + } + pfrom->PushInventory(CInv(MSG_BLOCK, pindex->GetBlockHash())); + if (--nLimit <= 0) + { + // When this block is requested, we'll send an inv that'll + // trigger the peer to getblocks the next batch of inventory. + LogPrint("net", " getblocks stopping at limit %d %s\n", pindex->nHeight, pindex->GetBlockHash().ToString()); + pfrom->hashContinue = pindex->GetBlockHash(); + break; + } + } + } + + + else if (strCommand == NetMsgType::GETBLOCKTXN) + { + BlockTransactionsRequest req; + vRecv >> req; + + LOCK(cs_main); + + BlockMap::iterator it = mapBlockIndex.find(req.blockhash); + if (it == mapBlockIndex.end() || !(it->second->nStatus & BLOCK_HAVE_DATA)) { + LogPrintf("Peer %d sent us a getblocktxn for a block we don't have", pfrom->id); + return true; + } + + if (it->second->nHeight < chainActive.Height() - MAX_BLOCKTXN_DEPTH) { + // If an older block is requested (should never happen in practice, + // but can happen in tests) send a block response instead of a + // blocktxn response. Sending a full block response instead of a + // small blocktxn response is preferable in the case where a peer + // might maliciously send lots of getblocktxn requests to trigger + // expensive disk reads, because it will require the peer to + // actually receive all the data read from disk over the network. + LogPrint("net", "Peer %d sent us a getblocktxn for a block > %i deep", pfrom->id, MAX_BLOCKTXN_DEPTH); + CInv inv; + inv.type = State(pfrom->GetId())->fWantsCmpctWitness ? MSG_WITNESS_BLOCK : MSG_BLOCK; + inv.hash = req.blockhash; + pfrom->vRecvGetData.push_back(inv); + ProcessGetData(pfrom, chainparams.GetConsensus(), connman); + return true; + } + + CBlock block; + assert(ReadBlockFromDisk(block, it->second, chainparams.GetConsensus())); + + BlockTransactions resp(req); + for (size_t i = 0; i < req.indexes.size(); i++) { + if (req.indexes[i] >= block.vtx.size()) { + Misbehaving(pfrom->GetId(), 100); + LogPrintf("Peer %d sent us a getblocktxn with out-of-bounds tx indices", pfrom->id); + return true; + } + resp.txn[i] = block.vtx[req.indexes[i]]; + } + int nSendFlags = State(pfrom->GetId())->fWantsCmpctWitness ? 0 : SERIALIZE_TRANSACTION_NO_WITNESS; + connman.PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::BLOCKTXN, resp)); + } + + + else if (strCommand == NetMsgType::GETHEADERS) + { + CBlockLocator locator; + uint256 hashStop; + vRecv >> locator >> hashStop; + + LOCK(cs_main); + if (IsInitialBlockDownload() && !pfrom->fWhitelisted) { + LogPrint("net", "Ignoring getheaders from peer=%d because node is in initial block download\n", pfrom->id); + return true; + } + + CNodeState *nodestate = State(pfrom->GetId()); + CBlockIndex* pindex = NULL; + if (locator.IsNull()) + { + // If locator is null, return the hashStop block + BlockMap::iterator mi = mapBlockIndex.find(hashStop); + if (mi == mapBlockIndex.end()) + return true; + pindex = (*mi).second; + } + else + { + // Find the last block the caller has in the main chain + pindex = FindForkInGlobalIndex(chainActive, locator); + if (pindex) + pindex = chainActive.Next(pindex); + } + + // we must use CBlocks, as CBlockHeaders won't include the 0x00 nTx count at the end + vector<CBlock> vHeaders; + int nLimit = MAX_HEADERS_RESULTS; + LogPrint("net", "getheaders %d to %s from peer=%d\n", (pindex ? pindex->nHeight : -1), hashStop.IsNull() ? "end" : hashStop.ToString(), pfrom->id); + for (; pindex; pindex = chainActive.Next(pindex)) + { + vHeaders.push_back(pindex->GetBlockHeader()); + if (--nLimit <= 0 || pindex->GetBlockHash() == hashStop) + break; + } + // pindex can be NULL either if we sent chainActive.Tip() OR + // if our peer has chainActive.Tip() (and thus we are sending an empty + // headers message). In both cases it's safe to update + // pindexBestHeaderSent to be our tip. + nodestate->pindexBestHeaderSent = pindex ? pindex : chainActive.Tip(); + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::HEADERS, vHeaders)); + } + + + else if (strCommand == NetMsgType::TX) + { + // Stop processing the transaction early if + // We are in blocks only mode and peer is either not whitelisted or whitelistrelay is off + if (!fRelayTxes && (!pfrom->fWhitelisted || !GetBoolArg("-whitelistrelay", DEFAULT_WHITELISTRELAY))) + { + LogPrint("net", "transaction sent in violation of protocol peer=%d\n", pfrom->id); + return true; + } + + deque<COutPoint> vWorkQueue; + vector<uint256> vEraseQueue; + CTransaction tx(deserialize, vRecv); + + CInv inv(MSG_TX, tx.GetHash()); + pfrom->AddInventoryKnown(inv); + + LOCK(cs_main); + + bool fMissingInputs = false; + CValidationState state; + + pfrom->setAskFor.erase(inv.hash); + mapAlreadyAskedFor.erase(inv.hash); + + if (!AlreadyHave(inv) && AcceptToMemoryPool(mempool, state, tx, true, &fMissingInputs)) { + mempool.check(pcoinsTip); + RelayTransaction(tx, connman); + for (unsigned int i = 0; i < tx.vout.size(); i++) { + vWorkQueue.emplace_back(inv.hash, i); + } + + pfrom->nLastTXTime = GetTime(); + + LogPrint("mempool", "AcceptToMemoryPool: peer=%d: accepted %s (poolsz %u txn, %u kB)\n", + pfrom->id, + tx.GetHash().ToString(), + mempool.size(), mempool.DynamicMemoryUsage() / 1000); + + // Recursively process any orphan transactions that depended on this one + set<NodeId> setMisbehaving; + while (!vWorkQueue.empty()) { + auto itByPrev = mapOrphanTransactionsByPrev.find(vWorkQueue.front()); + vWorkQueue.pop_front(); + if (itByPrev == mapOrphanTransactionsByPrev.end()) + continue; + for (auto mi = itByPrev->second.begin(); + mi != itByPrev->second.end(); + ++mi) + { + const CTransaction& orphanTx = (*mi)->second.tx; + const uint256& orphanHash = orphanTx.GetHash(); + NodeId fromPeer = (*mi)->second.fromPeer; + bool fMissingInputs2 = false; + // Use a dummy CValidationState so someone can't setup nodes to counter-DoS based on orphan + // resolution (that is, feeding people an invalid transaction based on LegitTxX in order to get + // anyone relaying LegitTxX banned) + CValidationState stateDummy; + + + if (setMisbehaving.count(fromPeer)) + continue; + if (AcceptToMemoryPool(mempool, stateDummy, orphanTx, true, &fMissingInputs2)) { + LogPrint("mempool", " accepted orphan tx %s\n", orphanHash.ToString()); + RelayTransaction(orphanTx, connman); + for (unsigned int i = 0; i < orphanTx.vout.size(); i++) { + vWorkQueue.emplace_back(orphanHash, i); + } + vEraseQueue.push_back(orphanHash); + } + else if (!fMissingInputs2) + { + int nDos = 0; + if (stateDummy.IsInvalid(nDos) && nDos > 0) + { + // Punish peer that gave us an invalid orphan tx + Misbehaving(fromPeer, nDos); + setMisbehaving.insert(fromPeer); + LogPrint("mempool", " invalid orphan tx %s\n", orphanHash.ToString()); + } + // Has inputs but not accepted to mempool + // Probably non-standard or insufficient fee/priority + LogPrint("mempool", " removed orphan tx %s\n", orphanHash.ToString()); + vEraseQueue.push_back(orphanHash); + if (orphanTx.wit.IsNull() && !stateDummy.CorruptionPossible()) { + // Do not use rejection cache for witness transactions or + // witness-stripped transactions, as they can have been malleated. + // See https://github.com/bitcoin/bitcoin/issues/8279 for details. + assert(recentRejects); + recentRejects->insert(orphanHash); + } + } + mempool.check(pcoinsTip); + } + } + + BOOST_FOREACH(uint256 hash, vEraseQueue) + EraseOrphanTx(hash); + } + else if (fMissingInputs) + { + bool fRejectedParents = false; // It may be the case that the orphans parents have all been rejected + BOOST_FOREACH(const CTxIn& txin, tx.vin) { + if (recentRejects->contains(txin.prevout.hash)) { + fRejectedParents = true; + break; + } + } + if (!fRejectedParents) { + uint32_t nFetchFlags = GetFetchFlags(pfrom, chainActive.Tip(), chainparams.GetConsensus()); + BOOST_FOREACH(const CTxIn& txin, tx.vin) { + CInv _inv(MSG_TX | nFetchFlags, txin.prevout.hash); + pfrom->AddInventoryKnown(_inv); + if (!AlreadyHave(_inv)) pfrom->AskFor(_inv); + } + AddOrphanTx(tx, pfrom->GetId()); + + // DoS prevention: do not allow mapOrphanTransactions to grow unbounded + unsigned int nMaxOrphanTx = (unsigned int)std::max((int64_t)0, GetArg("-maxorphantx", DEFAULT_MAX_ORPHAN_TRANSACTIONS)); + unsigned int nEvicted = LimitOrphanTxSize(nMaxOrphanTx); + if (nEvicted > 0) + LogPrint("mempool", "mapOrphan overflow, removed %u tx\n", nEvicted); + } else { + LogPrint("mempool", "not keeping orphan with rejected parents %s\n",tx.GetHash().ToString()); + } + } else { + if (tx.wit.IsNull() && !state.CorruptionPossible()) { + // Do not use rejection cache for witness transactions or + // witness-stripped transactions, as they can have been malleated. + // See https://github.com/bitcoin/bitcoin/issues/8279 for details. + assert(recentRejects); + recentRejects->insert(tx.GetHash()); + } + + if (pfrom->fWhitelisted && GetBoolArg("-whitelistforcerelay", DEFAULT_WHITELISTFORCERELAY)) { + // Always relay transactions received from whitelisted peers, even + // if they were already in the mempool or rejected from it due + // to policy, allowing the node to function as a gateway for + // nodes hidden behind it. + // + // Never relay transactions that we would assign a non-zero DoS + // score for, as we expect peers to do the same with us in that + // case. + int nDoS = 0; + if (!state.IsInvalid(nDoS) || nDoS == 0) { + LogPrintf("Force relaying tx %s from whitelisted peer=%d\n", tx.GetHash().ToString(), pfrom->id); + RelayTransaction(tx, connman); + } else { + LogPrintf("Not relaying invalid transaction %s from whitelisted peer=%d (%s)\n", tx.GetHash().ToString(), pfrom->id, FormatStateMessage(state)); + } + } + } + int nDoS = 0; + if (state.IsInvalid(nDoS)) + { + LogPrint("mempoolrej", "%s from peer=%d was not accepted: %s\n", tx.GetHash().ToString(), + pfrom->id, + FormatStateMessage(state)); + if (state.GetRejectCode() < REJECT_INTERNAL) // Never send AcceptToMemoryPool's internal codes over P2P + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::REJECT, strCommand, (unsigned char)state.GetRejectCode(), + state.GetRejectReason().substr(0, MAX_REJECT_MESSAGE_LENGTH), inv.hash)); + if (nDoS > 0) { + Misbehaving(pfrom->GetId(), nDoS); + } + } + } + + + else if (strCommand == NetMsgType::CMPCTBLOCK && !fImporting && !fReindex) // Ignore blocks received while importing + { + CBlockHeaderAndShortTxIDs cmpctblock; + vRecv >> cmpctblock; + + { + LOCK(cs_main); + + if (mapBlockIndex.find(cmpctblock.header.hashPrevBlock) == mapBlockIndex.end()) { + // Doesn't connect (or is genesis), instead of DoSing in AcceptBlockHeader, request deeper headers + if (!IsInitialBlockDownload()) + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETHEADERS, chainActive.GetLocator(pindexBestHeader), uint256())); + return true; + } + } + + CBlockIndex *pindex = NULL; + CValidationState state; + if (!ProcessNewBlockHeaders({cmpctblock.header}, state, chainparams, &pindex)) { + int nDoS; + if (state.IsInvalid(nDoS)) { + if (nDoS > 0) { + LOCK(cs_main); + Misbehaving(pfrom->GetId(), nDoS); + } + LogPrintf("Peer %d sent us invalid header via cmpctblock\n", pfrom->id); + return true; + } + } + + LOCK(cs_main); + // If AcceptBlockHeader returned true, it set pindex + assert(pindex); + UpdateBlockAvailability(pfrom->GetId(), pindex->GetBlockHash()); + + std::map<uint256, pair<NodeId, list<QueuedBlock>::iterator> >::iterator blockInFlightIt = mapBlocksInFlight.find(pindex->GetBlockHash()); + bool fAlreadyInFlight = blockInFlightIt != mapBlocksInFlight.end(); + + if (pindex->nStatus & BLOCK_HAVE_DATA) // Nothing to do here + return true; + + if (pindex->nChainWork <= chainActive.Tip()->nChainWork || // We know something better + pindex->nTx != 0) { // We had this block at some point, but pruned it + if (fAlreadyInFlight) { + // We requested this block for some reason, but our mempool will probably be useless + // so we just grab the block via normal getdata + std::vector<CInv> vInv(1); + vInv[0] = CInv(MSG_BLOCK | GetFetchFlags(pfrom, pindex->pprev, chainparams.GetConsensus()), cmpctblock.header.GetHash()); + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, vInv)); + } + return true; + } + + // If we're not close to tip yet, give up and let parallel block fetch work its magic + if (!fAlreadyInFlight && !CanDirectFetch(chainparams.GetConsensus())) + return true; + + CNodeState *nodestate = State(pfrom->GetId()); + + if (IsWitnessEnabled(pindex->pprev, chainparams.GetConsensus()) && !nodestate->fSupportsDesiredCmpctVersion) { + // Don't bother trying to process compact blocks from v1 peers + // after segwit activates. + return true; + } + + // We want to be a bit conservative just to be extra careful about DoS + // possibilities in compact block processing... + if (pindex->nHeight <= chainActive.Height() + 2) { + if ((!fAlreadyInFlight && nodestate->nBlocksInFlight < MAX_BLOCKS_IN_TRANSIT_PER_PEER) || + (fAlreadyInFlight && blockInFlightIt->second.first == pfrom->GetId())) { + list<QueuedBlock>::iterator *queuedBlockIt = NULL; + if (!MarkBlockAsInFlight(pfrom->GetId(), pindex->GetBlockHash(), chainparams.GetConsensus(), pindex, &queuedBlockIt)) { + if (!(*queuedBlockIt)->partialBlock) + (*queuedBlockIt)->partialBlock.reset(new PartiallyDownloadedBlock(&mempool)); + else { + // The block was already in flight using compact blocks from the same peer + LogPrint("net", "Peer sent us compact block we were already syncing!\n"); + return true; + } + } + + PartiallyDownloadedBlock& partialBlock = *(*queuedBlockIt)->partialBlock; + ReadStatus status = partialBlock.InitData(cmpctblock); + if (status == READ_STATUS_INVALID) { + MarkBlockAsReceived(pindex->GetBlockHash()); // Reset in-flight state in case of whitelist + Misbehaving(pfrom->GetId(), 100); + LogPrintf("Peer %d sent us invalid compact block\n", pfrom->id); + return true; + } else if (status == READ_STATUS_FAILED) { + // Duplicate txindexes, the block is now in-flight, so just request it + std::vector<CInv> vInv(1); + vInv[0] = CInv(MSG_BLOCK | GetFetchFlags(pfrom, pindex->pprev, chainparams.GetConsensus()), cmpctblock.header.GetHash()); + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, vInv)); + return true; + } + + if (!fAlreadyInFlight && mapBlocksInFlight.size() == 1 && pindex->pprev->IsValid(BLOCK_VALID_CHAIN)) { + // We seem to be rather well-synced, so it appears pfrom was the first to provide us + // with this block! Let's get them to announce using compact blocks in the future. + MaybeSetPeerAsAnnouncingHeaderAndIDs(nodestate, pfrom, connman); + } + + BlockTransactionsRequest req; + for (size_t i = 0; i < cmpctblock.BlockTxCount(); i++) { + if (!partialBlock.IsTxAvailable(i)) + req.indexes.push_back(i); + } + if (req.indexes.empty()) { + // Dirty hack to jump to BLOCKTXN code (TODO: move message handling into their own functions) + BlockTransactions txn; + txn.blockhash = cmpctblock.header.GetHash(); + CDataStream blockTxnMsg(SER_NETWORK, PROTOCOL_VERSION); + blockTxnMsg << txn; + return ProcessMessage(pfrom, NetMsgType::BLOCKTXN, blockTxnMsg, nTimeReceived, chainparams, connman); + } else { + req.blockhash = pindex->GetBlockHash(); + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETBLOCKTXN, req)); + } + } + } else { + if (fAlreadyInFlight) { + // We requested this block, but its far into the future, so our + // mempool will probably be useless - request the block normally + std::vector<CInv> vInv(1); + vInv[0] = CInv(MSG_BLOCK | GetFetchFlags(pfrom, pindex->pprev, chainparams.GetConsensus()), cmpctblock.header.GetHash()); + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, vInv)); + return true; + } else { + // If this was an announce-cmpctblock, we want the same treatment as a header message + // Dirty hack to process as if it were just a headers message (TODO: move message handling into their own functions) + std::vector<CBlock> headers; + headers.push_back(cmpctblock.header); + CDataStream vHeadersMsg(SER_NETWORK, PROTOCOL_VERSION); + vHeadersMsg << headers; + return ProcessMessage(pfrom, NetMsgType::HEADERS, vHeadersMsg, nTimeReceived, chainparams, connman); + } + } + } + + else if (strCommand == NetMsgType::BLOCKTXN && !fImporting && !fReindex) // Ignore blocks received while importing + { + BlockTransactions resp; + vRecv >> resp; + + std::shared_ptr<CBlock> pblock = std::make_shared<CBlock>(); + bool fBlockRead = false; + { + LOCK(cs_main); + + map<uint256, pair<NodeId, list<QueuedBlock>::iterator> >::iterator it = mapBlocksInFlight.find(resp.blockhash); + if (it == mapBlocksInFlight.end() || !it->second.second->partialBlock || + it->second.first != pfrom->GetId()) { + LogPrint("net", "Peer %d sent us block transactions for block we weren't expecting\n", pfrom->id); + return true; + } + + PartiallyDownloadedBlock& partialBlock = *it->second.second->partialBlock; + ReadStatus status = partialBlock.FillBlock(*pblock, resp.txn); + if (status == READ_STATUS_INVALID) { + MarkBlockAsReceived(resp.blockhash); // Reset in-flight state in case of whitelist + Misbehaving(pfrom->GetId(), 100); + LogPrintf("Peer %d sent us invalid compact block/non-matching block transactions\n", pfrom->id); + return true; + } else if (status == READ_STATUS_FAILED) { + // Might have collided, fall back to getdata now :( + std::vector<CInv> invs; + invs.push_back(CInv(MSG_BLOCK | GetFetchFlags(pfrom, chainActive.Tip(), chainparams.GetConsensus()), resp.blockhash)); + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, invs)); + } else { + // Block is either okay, or possibly we received + // READ_STATUS_CHECKBLOCK_FAILED. + // Note that CheckBlock can only fail for one of a few reasons: + // 1. bad-proof-of-work (impossible here, because we've already + // accepted the header) + // 2. merkleroot doesn't match the transactions given (already + // caught in FillBlock with READ_STATUS_FAILED, so + // impossible here) + // 3. the block is otherwise invalid (eg invalid coinbase, + // block is too big, too many legacy sigops, etc). + // So if CheckBlock failed, #3 is the only possibility. + // Under BIP 152, we don't DoS-ban unless proof of work is + // invalid (we don't require all the stateless checks to have + // been run). This is handled below, so just treat this as + // though the block was successfully read, and rely on the + // handling in ProcessNewBlock to ensure the block index is + // updated, reject messages go out, etc. + MarkBlockAsReceived(resp.blockhash); // it is now an empty pointer + fBlockRead = true; + // mapBlockSource is only used for sending reject messages and DoS scores, + // so the race between here and cs_main in ProcessNewBlock is fine. + // BIP 152 permits peers to relay compact blocks after validating + // the header only; we should not punish peers if the block turns + // out to be invalid. + mapBlockSource.emplace(resp.blockhash, std::make_pair(pfrom->GetId(), false)); + } + } // Don't hold cs_main when we call into ProcessNewBlock + if (fBlockRead) { + bool fNewBlock = false; + // Since we requested this block (it was in mapBlocksInFlight), force it to be processed, + // even if it would not be a candidate for new tip (missing previous block, chain not long enough, etc) + ProcessNewBlock(chainparams, pblock, true, NULL, &fNewBlock); + if (fNewBlock) + pfrom->nLastBlockTime = GetTime(); + } + } + + + else if (strCommand == NetMsgType::HEADERS && !fImporting && !fReindex) // Ignore headers received while importing + { + std::vector<CBlockHeader> headers; + + // Bypass the normal CBlock deserialization, as we don't want to risk deserializing 2000 full blocks. + unsigned int nCount = ReadCompactSize(vRecv); + if (nCount > MAX_HEADERS_RESULTS) { + LOCK(cs_main); + Misbehaving(pfrom->GetId(), 20); + return error("headers message size = %u", nCount); + } + headers.resize(nCount); + for (unsigned int n = 0; n < nCount; n++) { + vRecv >> headers[n]; + ReadCompactSize(vRecv); // ignore tx count; assume it is 0. + } + + if (nCount == 0) { + // Nothing interesting. Stop asking this peers for more headers. + return true; + } + + CBlockIndex *pindexLast = NULL; + { + LOCK(cs_main); + CNodeState *nodestate = State(pfrom->GetId()); + + // If this looks like it could be a block announcement (nCount < + // MAX_BLOCKS_TO_ANNOUNCE), use special logic for handling headers that + // don't connect: + // - Send a getheaders message in response to try to connect the chain. + // - The peer can send up to MAX_UNCONNECTING_HEADERS in a row that + // don't connect before giving DoS points + // - Once a headers message is received that is valid and does connect, + // nUnconnectingHeaders gets reset back to 0. + if (mapBlockIndex.find(headers[0].hashPrevBlock) == mapBlockIndex.end() && nCount < MAX_BLOCKS_TO_ANNOUNCE) { + nodestate->nUnconnectingHeaders++; + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETHEADERS, chainActive.GetLocator(pindexBestHeader), uint256())); + LogPrint("net", "received header %s: missing prev block %s, sending getheaders (%d) to end (peer=%d, nUnconnectingHeaders=%d)\n", + headers[0].GetHash().ToString(), + headers[0].hashPrevBlock.ToString(), + pindexBestHeader->nHeight, + pfrom->id, nodestate->nUnconnectingHeaders); + // Set hashLastUnknownBlock for this peer, so that if we + // eventually get the headers - even from a different peer - + // we can use this peer to download. + UpdateBlockAvailability(pfrom->GetId(), headers.back().GetHash()); + + if (nodestate->nUnconnectingHeaders % MAX_UNCONNECTING_HEADERS == 0) { + Misbehaving(pfrom->GetId(), 20); + } + return true; + } + + uint256 hashLastBlock; + for (const CBlockHeader& header : headers) { + if (!hashLastBlock.IsNull() && header.hashPrevBlock != hashLastBlock) { + Misbehaving(pfrom->GetId(), 20); + return error("non-continuous headers sequence"); + } + hashLastBlock = header.GetHash(); + } + } + + CValidationState state; + if (!ProcessNewBlockHeaders(headers, state, chainparams, &pindexLast)) { + int nDoS; + if (state.IsInvalid(nDoS)) { + if (nDoS > 0) { + LOCK(cs_main); + Misbehaving(pfrom->GetId(), nDoS); + } + return error("invalid header received"); + } + } + + { + LOCK(cs_main); + CNodeState *nodestate = State(pfrom->GetId()); + if (nodestate->nUnconnectingHeaders > 0) { + LogPrint("net", "peer=%d: resetting nUnconnectingHeaders (%d -> 0)\n", pfrom->id, nodestate->nUnconnectingHeaders); + } + nodestate->nUnconnectingHeaders = 0; + + assert(pindexLast); + UpdateBlockAvailability(pfrom->GetId(), pindexLast->GetBlockHash()); + + if (nCount == MAX_HEADERS_RESULTS) { + // Headers message had its maximum size; the peer may have more headers. + // TODO: optimize: if pindexLast is an ancestor of chainActive.Tip or pindexBestHeader, continue + // from there instead. + LogPrint("net", "more getheaders (%d) to end to peer=%d (startheight:%d)\n", pindexLast->nHeight, pfrom->id, pfrom->nStartingHeight); + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETHEADERS, chainActive.GetLocator(pindexLast), uint256())); + } + + bool fCanDirectFetch = CanDirectFetch(chainparams.GetConsensus()); + // If this set of headers is valid and ends in a block with at least as + // much work as our tip, download as much as possible. + if (fCanDirectFetch && pindexLast->IsValid(BLOCK_VALID_TREE) && chainActive.Tip()->nChainWork <= pindexLast->nChainWork) { + vector<CBlockIndex *> vToFetch; + CBlockIndex *pindexWalk = pindexLast; + // Calculate all the blocks we'd need to switch to pindexLast, up to a limit. + while (pindexWalk && !chainActive.Contains(pindexWalk) && vToFetch.size() <= MAX_BLOCKS_IN_TRANSIT_PER_PEER) { + if (!(pindexWalk->nStatus & BLOCK_HAVE_DATA) && + !mapBlocksInFlight.count(pindexWalk->GetBlockHash()) && + (!IsWitnessEnabled(pindexWalk->pprev, chainparams.GetConsensus()) || State(pfrom->GetId())->fHaveWitness)) { + // We don't have this block, and it's not yet in flight. + vToFetch.push_back(pindexWalk); + } + pindexWalk = pindexWalk->pprev; + } + // If pindexWalk still isn't on our main chain, we're looking at a + // very large reorg at a time we think we're close to caught up to + // the main chain -- this shouldn't really happen. Bail out on the + // direct fetch and rely on parallel download instead. + if (!chainActive.Contains(pindexWalk)) { + LogPrint("net", "Large reorg, won't direct fetch to %s (%d)\n", + pindexLast->GetBlockHash().ToString(), + pindexLast->nHeight); + } else { + vector<CInv> vGetData; + // Download as much as possible, from earliest to latest. + BOOST_REVERSE_FOREACH(CBlockIndex *pindex, vToFetch) { + if (nodestate->nBlocksInFlight >= MAX_BLOCKS_IN_TRANSIT_PER_PEER) { + // Can't download any more from this peer + break; + } + uint32_t nFetchFlags = GetFetchFlags(pfrom, pindex->pprev, chainparams.GetConsensus()); + vGetData.push_back(CInv(MSG_BLOCK | nFetchFlags, pindex->GetBlockHash())); + MarkBlockAsInFlight(pfrom->GetId(), pindex->GetBlockHash(), chainparams.GetConsensus(), pindex); + LogPrint("net", "Requesting block %s from peer=%d\n", + pindex->GetBlockHash().ToString(), pfrom->id); + } + if (vGetData.size() > 1) { + LogPrint("net", "Downloading blocks toward %s (%d) via headers direct fetch\n", + pindexLast->GetBlockHash().ToString(), pindexLast->nHeight); + } + if (vGetData.size() > 0) { + if (nodestate->fSupportsDesiredCmpctVersion && vGetData.size() == 1 && mapBlocksInFlight.size() == 1 && pindexLast->pprev->IsValid(BLOCK_VALID_CHAIN)) { + // We seem to be rather well-synced, so it appears pfrom was the first to provide us + // with this block! Let's get them to announce using compact blocks in the future. + MaybeSetPeerAsAnnouncingHeaderAndIDs(nodestate, pfrom, connman); + // In any case, we want to download using a compact block, not a regular one + vGetData[0] = CInv(MSG_CMPCT_BLOCK, vGetData[0].hash); + } + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, vGetData)); + } + } + } + } + } + + else if (strCommand == NetMsgType::BLOCK && !fImporting && !fReindex) // Ignore blocks received while importing + { + std::shared_ptr<CBlock> pblock = std::make_shared<CBlock>(); + vRecv >> *pblock; + + LogPrint("net", "received block %s peer=%d\n", pblock->GetHash().ToString(), pfrom->id); + + // Process all blocks from whitelisted peers, even if not requested, + // unless we're still syncing with the network. + // Such an unrequested block may still be processed, subject to the + // conditions in AcceptBlock(). + bool forceProcessing = pfrom->fWhitelisted && !IsInitialBlockDownload(); + const uint256 hash(pblock->GetHash()); + { + LOCK(cs_main); + // Also always process if we requested the block explicitly, as we may + // need it even though it is not a candidate for a new best tip. + forceProcessing |= MarkBlockAsReceived(hash); + // mapBlockSource is only used for sending reject messages and DoS scores, + // so the race between here and cs_main in ProcessNewBlock is fine. + mapBlockSource.emplace(hash, std::make_pair(pfrom->GetId(), true)); + } + bool fNewBlock = false; + ProcessNewBlock(chainparams, pblock, forceProcessing, NULL, &fNewBlock); + if (fNewBlock) + pfrom->nLastBlockTime = GetTime(); + } + + + else if (strCommand == NetMsgType::GETADDR) + { + // This asymmetric behavior for inbound and outbound connections was introduced + // to prevent a fingerprinting attack: an attacker can send specific fake addresses + // to users' AddrMan and later request them by sending getaddr messages. + // Making nodes which are behind NAT and can only make outgoing connections ignore + // the getaddr message mitigates the attack. + if (!pfrom->fInbound) { + LogPrint("net", "Ignoring \"getaddr\" from outbound connection. peer=%d\n", pfrom->id); + return true; + } + + // Only send one GetAddr response per connection to reduce resource waste + // and discourage addr stamping of INV announcements. + if (pfrom->fSentAddr) { + LogPrint("net", "Ignoring repeated \"getaddr\". peer=%d\n", pfrom->id); + return true; + } + pfrom->fSentAddr = true; + + pfrom->vAddrToSend.clear(); + vector<CAddress> vAddr = connman.GetAddresses(); + FastRandomContext insecure_rand; + BOOST_FOREACH(const CAddress &addr, vAddr) + pfrom->PushAddress(addr, insecure_rand); + } + + + else if (strCommand == NetMsgType::MEMPOOL) + { + if (!(pfrom->GetLocalServices() & NODE_BLOOM) && !pfrom->fWhitelisted) + { + LogPrint("net", "mempool request with bloom filters disabled, disconnect peer=%d\n", pfrom->GetId()); + pfrom->fDisconnect = true; + return true; + } + + if (connman.OutboundTargetReached(false) && !pfrom->fWhitelisted) + { + LogPrint("net", "mempool request with bandwidth limit reached, disconnect peer=%d\n", pfrom->GetId()); + pfrom->fDisconnect = true; + return true; + } + + LOCK(pfrom->cs_inventory); + pfrom->fSendMempool = true; + } + + + else if (strCommand == NetMsgType::PING) + { + if (pfrom->nVersion > BIP0031_VERSION) + { + uint64_t nonce = 0; + vRecv >> nonce; + // Echo the message back with the nonce. This allows for two useful features: + // + // 1) A remote node can quickly check if the connection is operational + // 2) Remote nodes can measure the latency of the network thread. If this node + // is overloaded it won't respond to pings quickly and the remote node can + // avoid sending us more work, like chain download requests. + // + // The nonce stops the remote getting confused between different pings: without + // it, if the remote node sends a ping once per second and this node takes 5 + // seconds to respond to each, the 5th ping the remote sends would appear to + // return very quickly. + connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::PONG, nonce)); + } + } + + + else if (strCommand == NetMsgType::PONG) + { + int64_t pingUsecEnd = nTimeReceived; + uint64_t nonce = 0; + size_t nAvail = vRecv.in_avail(); + bool bPingFinished = false; + std::string sProblem; + + if (nAvail >= sizeof(nonce)) { + vRecv >> nonce; + + // Only process pong message if there is an outstanding ping (old ping without nonce should never pong) + if (pfrom->nPingNonceSent != 0) { + if (nonce == pfrom->nPingNonceSent) { + // Matching pong received, this ping is no longer outstanding + bPingFinished = true; + int64_t pingUsecTime = pingUsecEnd - pfrom->nPingUsecStart; + if (pingUsecTime > 0) { + // Successful ping time measurement, replace previous + pfrom->nPingUsecTime = pingUsecTime; + pfrom->nMinPingUsecTime = std::min(pfrom->nMinPingUsecTime, pingUsecTime); + } else { + // This should never happen + sProblem = "Timing mishap"; + } + } else { + // Nonce mismatches are normal when pings are overlapping + sProblem = "Nonce mismatch"; + if (nonce == 0) { + // This is most likely a bug in another implementation somewhere; cancel this ping + bPingFinished = true; + sProblem = "Nonce zero"; + } + } + } else { + sProblem = "Unsolicited pong without ping"; + } + } else { + // This is most likely a bug in another implementation somewhere; cancel this ping + bPingFinished = true; + sProblem = "Short payload"; + } + + if (!(sProblem.empty())) { + LogPrint("net", "pong peer=%d: %s, %x expected, %x received, %u bytes\n", + pfrom->id, + sProblem, + pfrom->nPingNonceSent, + nonce, + nAvail); + } + if (bPingFinished) { + pfrom->nPingNonceSent = 0; + } + } + + + else if (strCommand == NetMsgType::FILTERLOAD) + { + CBloomFilter filter; + vRecv >> filter; + + if (!filter.IsWithinSizeConstraints()) + { + // There is no excuse for sending a too-large filter + LOCK(cs_main); + Misbehaving(pfrom->GetId(), 100); + } + else + { + LOCK(pfrom->cs_filter); + delete pfrom->pfilter; + pfrom->pfilter = new CBloomFilter(filter); + pfrom->pfilter->UpdateEmptyFull(); + pfrom->fRelayTxes = true; + } + } + + + else if (strCommand == NetMsgType::FILTERADD) + { + vector<unsigned char> vData; + vRecv >> vData; + + // Nodes must NEVER send a data item > 520 bytes (the max size for a script data object, + // and thus, the maximum size any matched object can have) in a filteradd message + bool bad = false; + if (vData.size() > MAX_SCRIPT_ELEMENT_SIZE) { + bad = true; + } else { + LOCK(pfrom->cs_filter); + if (pfrom->pfilter) { + pfrom->pfilter->insert(vData); + } else { + bad = true; + } + } + if (bad) { + LOCK(cs_main); + Misbehaving(pfrom->GetId(), 100); + } + } + + + else if (strCommand == NetMsgType::FILTERCLEAR) + { + LOCK(pfrom->cs_filter); + if (pfrom->GetLocalServices() & NODE_BLOOM) { + delete pfrom->pfilter; + pfrom->pfilter = new CBloomFilter(); + } + pfrom->fRelayTxes = true; + } + + + else if (strCommand == NetMsgType::REJECT) + { + if (fDebug) { + try { + string strMsg; unsigned char ccode; string strReason; + vRecv >> LIMITED_STRING(strMsg, CMessageHeader::COMMAND_SIZE) >> ccode >> LIMITED_STRING(strReason, MAX_REJECT_MESSAGE_LENGTH); + + ostringstream ss; + ss << strMsg << " code " << itostr(ccode) << ": " << strReason; + + if (strMsg == NetMsgType::BLOCK || strMsg == NetMsgType::TX) + { + uint256 hash; + vRecv >> hash; + ss << ": hash " << hash.ToString(); + } + LogPrint("net", "Reject %s\n", SanitizeString(ss.str())); + } catch (const std::ios_base::failure&) { + // Avoid feedback loops by preventing reject messages from triggering a new reject message. + LogPrint("net", "Unparseable reject message received\n"); + } + } + } + + else if (strCommand == NetMsgType::FEEFILTER) { + CAmount newFeeFilter = 0; + vRecv >> newFeeFilter; + if (MoneyRange(newFeeFilter)) { + { + LOCK(pfrom->cs_feeFilter); + pfrom->minFeeFilter = newFeeFilter; + } + LogPrint("net", "received: feefilter of %s from peer=%d\n", CFeeRate(newFeeFilter).ToString(), pfrom->id); + } + } + + else if (strCommand == NetMsgType::NOTFOUND) { + // We do not care about the NOTFOUND message, but logging an Unknown Command + // message would be undesirable as we transmit it ourselves. + } + + else { + // Ignore unknown commands for extensibility + LogPrint("net", "Unknown command \"%s\" from peer=%d\n", SanitizeString(strCommand), pfrom->id); + } + + + + return true; +} + +// requires LOCK(cs_vRecvMsg) +bool ProcessMessages(CNode* pfrom, CConnman& connman) +{ + const CChainParams& chainparams = Params(); + unsigned int nMaxSendBufferSize = connman.GetSendBufferSize(); + //if (fDebug) + // LogPrintf("%s(%u messages)\n", __func__, pfrom->vRecvMsg.size()); + + // + // Message format + // (4) message start + // (12) command + // (4) size + // (4) checksum + // (x) data + // + bool fOk = true; + + if (!pfrom->vRecvGetData.empty()) + ProcessGetData(pfrom, chainparams.GetConsensus(), connman); + + // this maintains the order of responses + if (!pfrom->vRecvGetData.empty()) return fOk; + + std::deque<CNetMessage>::iterator it = pfrom->vRecvMsg.begin(); + while (!pfrom->fDisconnect && it != pfrom->vRecvMsg.end()) { + // Don't bother if send buffer is too full to respond anyway + if (pfrom->nSendSize >= nMaxSendBufferSize) + break; + + // get next message + CNetMessage& msg = *it; + + //if (fDebug) + // LogPrintf("%s(message %u msgsz, %u bytes, complete:%s)\n", __func__, + // msg.hdr.nMessageSize, msg.vRecv.size(), + // msg.complete() ? "Y" : "N"); + + // end, if an incomplete message is found + if (!msg.complete()) + break; + + // at this point, any failure means we can delete the current message + it++; + + // Scan for message start + if (memcmp(msg.hdr.pchMessageStart, chainparams.MessageStart(), CMessageHeader::MESSAGE_START_SIZE) != 0) { + LogPrintf("PROCESSMESSAGE: INVALID MESSAGESTART %s peer=%d\n", SanitizeString(msg.hdr.GetCommand()), pfrom->id); + fOk = false; + break; + } + + // Read header + CMessageHeader& hdr = msg.hdr; + if (!hdr.IsValid(chainparams.MessageStart())) + { + LogPrintf("PROCESSMESSAGE: ERRORS IN HEADER %s peer=%d\n", SanitizeString(hdr.GetCommand()), pfrom->id); + continue; + } + string strCommand = hdr.GetCommand(); + + // Message size + unsigned int nMessageSize = hdr.nMessageSize; + + // Checksum + CDataStream& vRecv = msg.vRecv; + const uint256& hash = msg.GetMessageHash(); + if (memcmp(hash.begin(), hdr.pchChecksum, CMessageHeader::CHECKSUM_SIZE) != 0) + { + LogPrintf("%s(%s, %u bytes): CHECKSUM ERROR expected %s was %s\n", __func__, + SanitizeString(strCommand), nMessageSize, + HexStr(hash.begin(), hash.begin()+CMessageHeader::CHECKSUM_SIZE), + HexStr(hdr.pchChecksum, hdr.pchChecksum+CMessageHeader::CHECKSUM_SIZE)); + continue; + } + + // Process message + bool fRet = false; + try + { + fRet = ProcessMessage(pfrom, strCommand, vRecv, msg.nTime, chainparams, connman); + boost::this_thread::interruption_point(); + } + catch (const std::ios_base::failure& e) + { + connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::REJECT, strCommand, REJECT_MALFORMED, string("error parsing message"))); + if (strstr(e.what(), "end of data")) + { + // Allow exceptions from under-length message on vRecv + LogPrintf("%s(%s, %u bytes): Exception '%s' caught, normally caused by a message being shorter than its stated length\n", __func__, SanitizeString(strCommand), nMessageSize, e.what()); + } + else if (strstr(e.what(), "size too large")) + { + // Allow exceptions from over-long size + LogPrintf("%s(%s, %u bytes): Exception '%s' caught\n", __func__, SanitizeString(strCommand), nMessageSize, e.what()); + } + else if (strstr(e.what(), "non-canonical ReadCompactSize()")) + { + // Allow exceptions from non-canonical encoding + LogPrintf("%s(%s, %u bytes): Exception '%s' caught\n", __func__, SanitizeString(strCommand), nMessageSize, e.what()); + } + else + { + PrintExceptionContinue(&e, "ProcessMessages()"); + } + } + catch (const boost::thread_interrupted&) { + throw; + } + catch (const std::exception& e) { + PrintExceptionContinue(&e, "ProcessMessages()"); + } catch (...) { + PrintExceptionContinue(NULL, "ProcessMessages()"); + } + + if (!fRet) + LogPrintf("%s(%s, %u bytes) FAILED peer=%d\n", __func__, SanitizeString(strCommand), nMessageSize, pfrom->id); + + break; + } + + // In case the connection got shut down, its receive buffer was wiped + if (!pfrom->fDisconnect) + pfrom->vRecvMsg.erase(pfrom->vRecvMsg.begin(), it); + + return fOk; +} + +class CompareInvMempoolOrder +{ + CTxMemPool *mp; +public: + CompareInvMempoolOrder(CTxMemPool *_mempool) + { + mp = _mempool; + } + + bool operator()(std::set<uint256>::iterator a, std::set<uint256>::iterator b) + { + /* As std::make_heap produces a max-heap, we want the entries with the + * fewest ancestors/highest fee to sort later. */ + return mp->CompareDepthAndScore(*b, *a); + } +}; + +bool SendMessages(CNode* pto, CConnman& connman) +{ + const Consensus::Params& consensusParams = Params().GetConsensus(); + { + // Don't send anything until we get its version message + if (pto->nVersion == 0 || pto->fDisconnect) + return true; + + // If we get here, the outgoing message serialization version is set and can't change. + CNetMsgMaker msgMaker(pto->GetSendVersion()); + + // + // Message: ping + // + bool pingSend = false; + if (pto->fPingQueued) { + // RPC ping request by user + pingSend = true; + } + if (pto->nPingNonceSent == 0 && pto->nPingUsecStart + PING_INTERVAL * 1000000 < GetTimeMicros()) { + // Ping automatically sent as a latency probe & keepalive. + pingSend = true; + } + if (pingSend) { + uint64_t nonce = 0; + while (nonce == 0) { + GetRandBytes((unsigned char*)&nonce, sizeof(nonce)); + } + pto->fPingQueued = false; + pto->nPingUsecStart = GetTimeMicros(); + if (pto->nVersion > BIP0031_VERSION) { + pto->nPingNonceSent = nonce; + connman.PushMessage(pto, msgMaker.Make(NetMsgType::PING, nonce)); + } else { + // Peer is too old to support ping command with nonce, pong will never arrive. + pto->nPingNonceSent = 0; + connman.PushMessage(pto, msgMaker.Make(NetMsgType::PING)); + } + } + + TRY_LOCK(cs_main, lockMain); // Acquire cs_main for IsInitialBlockDownload() and CNodeState() + if (!lockMain) + return true; + + CNodeState &state = *State(pto->GetId()); + + BOOST_FOREACH(const CBlockReject& reject, state.rejects) + connman.PushMessage(pto, msgMaker.Make(NetMsgType::REJECT, (string)NetMsgType::BLOCK, reject.chRejectCode, reject.strRejectReason, reject.hashBlock)); + state.rejects.clear(); + + if (state.fShouldBan) { + state.fShouldBan = false; + if (pto->fWhitelisted) + LogPrintf("Warning: not punishing whitelisted peer %s!\n", pto->addr.ToString()); + else { + pto->fDisconnect = true; + if (pto->addr.IsLocal()) + LogPrintf("Warning: not banning local peer %s!\n", pto->addr.ToString()); + else + { + connman.Ban(pto->addr, BanReasonNodeMisbehaving); + } + return true; + } + } + + // Address refresh broadcast + int64_t nNow = GetTimeMicros(); + if (!IsInitialBlockDownload() && pto->nNextLocalAddrSend < nNow) { + AdvertiseLocal(pto); + pto->nNextLocalAddrSend = PoissonNextSend(nNow, AVG_LOCAL_ADDRESS_BROADCAST_INTERVAL); + } + + // + // Message: addr + // + if (pto->nNextAddrSend < nNow) { + pto->nNextAddrSend = PoissonNextSend(nNow, AVG_ADDRESS_BROADCAST_INTERVAL); + vector<CAddress> vAddr; + vAddr.reserve(pto->vAddrToSend.size()); + BOOST_FOREACH(const CAddress& addr, pto->vAddrToSend) + { + if (!pto->addrKnown.contains(addr.GetKey())) + { + pto->addrKnown.insert(addr.GetKey()); + vAddr.push_back(addr); + // receiver rejects addr messages larger than 1000 + if (vAddr.size() >= 1000) + { + connman.PushMessage(pto, msgMaker.Make(NetMsgType::ADDR, vAddr)); + vAddr.clear(); + } + } + } + pto->vAddrToSend.clear(); + if (!vAddr.empty()) + connman.PushMessage(pto, msgMaker.Make(NetMsgType::ADDR, vAddr)); + // we only send the big addr message once + if (pto->vAddrToSend.capacity() > 40) + pto->vAddrToSend.shrink_to_fit(); + } + + // Start block sync + if (pindexBestHeader == NULL) + pindexBestHeader = chainActive.Tip(); + bool fFetch = state.fPreferredDownload || (nPreferredDownload == 0 && !pto->fClient && !pto->fOneShot); // Download if this is a nice peer, or we have no nice peers and this one might do. + if (!state.fSyncStarted && !pto->fClient && !fImporting && !fReindex) { + // Only actively request headers from a single peer, unless we're close to today. + if ((nSyncStarted == 0 && fFetch) || pindexBestHeader->GetBlockTime() > GetAdjustedTime() - 24 * 60 * 60) { + state.fSyncStarted = true; + nSyncStarted++; + const CBlockIndex *pindexStart = pindexBestHeader; + /* If possible, start at the block preceding the currently + best known header. This ensures that we always get a + non-empty list of headers back as long as the peer + is up-to-date. With a non-empty response, we can initialise + the peer's known best block. This wouldn't be possible + if we requested starting at pindexBestHeader and + got back an empty response. */ + if (pindexStart->pprev) + pindexStart = pindexStart->pprev; + LogPrint("net", "initial getheaders (%d) to peer=%d (startheight:%d)\n", pindexStart->nHeight, pto->id, pto->nStartingHeight); + connman.PushMessage(pto, msgMaker.Make(NetMsgType::GETHEADERS, chainActive.GetLocator(pindexStart), uint256())); + } + } + + // Resend wallet transactions that haven't gotten in a block yet + // Except during reindex, importing and IBD, when old wallet + // transactions become unconfirmed and spams other nodes. + if (!fReindex && !fImporting && !IsInitialBlockDownload()) + { + GetMainSignals().Broadcast(nTimeBestReceived, &connman); + } + + // + // Try sending block announcements via headers + // + { + // If we have less than MAX_BLOCKS_TO_ANNOUNCE in our + // list of block hashes we're relaying, and our peer wants + // headers announcements, then find the first header + // not yet known to our peer but would connect, and send. + // If no header would connect, or if we have too many + // blocks, or if the peer doesn't want headers, just + // add all to the inv queue. + LOCK(pto->cs_inventory); + vector<CBlock> vHeaders; + bool fRevertToInv = ((!state.fPreferHeaders && + (!state.fPreferHeaderAndIDs || pto->vBlockHashesToAnnounce.size() > 1)) || + pto->vBlockHashesToAnnounce.size() > MAX_BLOCKS_TO_ANNOUNCE); + CBlockIndex *pBestIndex = NULL; // last header queued for delivery + ProcessBlockAvailability(pto->id); // ensure pindexBestKnownBlock is up-to-date + + if (!fRevertToInv) { + bool fFoundStartingHeader = false; + // Try to find first header that our peer doesn't have, and + // then send all headers past that one. If we come across any + // headers that aren't on chainActive, give up. + BOOST_FOREACH(const uint256 &hash, pto->vBlockHashesToAnnounce) { + BlockMap::iterator mi = mapBlockIndex.find(hash); + assert(mi != mapBlockIndex.end()); + CBlockIndex *pindex = mi->second; + if (chainActive[pindex->nHeight] != pindex) { + // Bail out if we reorged away from this block + fRevertToInv = true; + break; + } + if (pBestIndex != NULL && pindex->pprev != pBestIndex) { + // This means that the list of blocks to announce don't + // connect to each other. + // This shouldn't really be possible to hit during + // regular operation (because reorgs should take us to + // a chain that has some block not on the prior chain, + // which should be caught by the prior check), but one + // way this could happen is by using invalidateblock / + // reconsiderblock repeatedly on the tip, causing it to + // be added multiple times to vBlockHashesToAnnounce. + // Robustly deal with this rare situation by reverting + // to an inv. + fRevertToInv = true; + break; + } + pBestIndex = pindex; + if (fFoundStartingHeader) { + // add this to the headers message + vHeaders.push_back(pindex->GetBlockHeader()); + } else if (PeerHasHeader(&state, pindex)) { + continue; // keep looking for the first new block + } else if (pindex->pprev == NULL || PeerHasHeader(&state, pindex->pprev)) { + // Peer doesn't have this header but they do have the prior one. + // Start sending headers. + fFoundStartingHeader = true; + vHeaders.push_back(pindex->GetBlockHeader()); + } else { + // Peer doesn't have this header or the prior one -- nothing will + // connect, so bail out. + fRevertToInv = true; + break; + } + } + } + if (!fRevertToInv && !vHeaders.empty()) { + if (vHeaders.size() == 1 && state.fPreferHeaderAndIDs) { + // We only send up to 1 block as header-and-ids, as otherwise + // probably means we're doing an initial-ish-sync or they're slow + LogPrint("net", "%s sending header-and-ids %s to peer %d\n", __func__, + vHeaders.front().GetHash().ToString(), pto->id); + //TODO: Shouldn't need to reload block from disk, but requires refactor + CBlock block; + assert(ReadBlockFromDisk(block, pBestIndex, consensusParams)); + CBlockHeaderAndShortTxIDs cmpctblock(block, state.fWantsCmpctWitness); + int nSendFlags = state.fWantsCmpctWitness ? 0 : SERIALIZE_TRANSACTION_NO_WITNESS; + connman.PushMessage(pto, msgMaker.Make(nSendFlags, NetMsgType::CMPCTBLOCK, cmpctblock)); + state.pindexBestHeaderSent = pBestIndex; + } else if (state.fPreferHeaders) { + if (vHeaders.size() > 1) { + LogPrint("net", "%s: %u headers, range (%s, %s), to peer=%d\n", __func__, + vHeaders.size(), + vHeaders.front().GetHash().ToString(), + vHeaders.back().GetHash().ToString(), pto->id); + } else { + LogPrint("net", "%s: sending header %s to peer=%d\n", __func__, + vHeaders.front().GetHash().ToString(), pto->id); + } + connman.PushMessage(pto, msgMaker.Make(NetMsgType::HEADERS, vHeaders)); + state.pindexBestHeaderSent = pBestIndex; + } else + fRevertToInv = true; + } + if (fRevertToInv) { + // If falling back to using an inv, just try to inv the tip. + // The last entry in vBlockHashesToAnnounce was our tip at some point + // in the past. + if (!pto->vBlockHashesToAnnounce.empty()) { + const uint256 &hashToAnnounce = pto->vBlockHashesToAnnounce.back(); + BlockMap::iterator mi = mapBlockIndex.find(hashToAnnounce); + assert(mi != mapBlockIndex.end()); + CBlockIndex *pindex = mi->second; + + // Warn if we're announcing a block that is not on the main chain. + // This should be very rare and could be optimized out. + // Just log for now. + if (chainActive[pindex->nHeight] != pindex) { + LogPrint("net", "Announcing block %s not on main chain (tip=%s)\n", + hashToAnnounce.ToString(), chainActive.Tip()->GetBlockHash().ToString()); + } + + // If the peer's chain has this block, don't inv it back. + if (!PeerHasHeader(&state, pindex)) { + pto->PushInventory(CInv(MSG_BLOCK, hashToAnnounce)); + LogPrint("net", "%s: sending inv peer=%d hash=%s\n", __func__, + pto->id, hashToAnnounce.ToString()); + } + } + } + pto->vBlockHashesToAnnounce.clear(); + } + + // + // Message: inventory + // + vector<CInv> vInv; + { + LOCK(pto->cs_inventory); + vInv.reserve(std::max<size_t>(pto->vInventoryBlockToSend.size(), INVENTORY_BROADCAST_MAX)); + + // Add blocks + BOOST_FOREACH(const uint256& hash, pto->vInventoryBlockToSend) { + vInv.push_back(CInv(MSG_BLOCK, hash)); + if (vInv.size() == MAX_INV_SZ) { + connman.PushMessage(pto, msgMaker.Make(NetMsgType::INV, vInv)); + vInv.clear(); + } + } + pto->vInventoryBlockToSend.clear(); + + // Check whether periodic sends should happen + bool fSendTrickle = pto->fWhitelisted; + if (pto->nNextInvSend < nNow) { + fSendTrickle = true; + // Use half the delay for outbound peers, as there is less privacy concern for them. + pto->nNextInvSend = PoissonNextSend(nNow, INVENTORY_BROADCAST_INTERVAL >> !pto->fInbound); + } + + // Time to send but the peer has requested we not relay transactions. + if (fSendTrickle) { + LOCK(pto->cs_filter); + if (!pto->fRelayTxes) pto->setInventoryTxToSend.clear(); + } + + // Respond to BIP35 mempool requests + if (fSendTrickle && pto->fSendMempool) { + auto vtxinfo = mempool.infoAll(); + pto->fSendMempool = false; + CAmount filterrate = 0; + { + LOCK(pto->cs_feeFilter); + filterrate = pto->minFeeFilter; + } + + LOCK(pto->cs_filter); + + for (const auto& txinfo : vtxinfo) { + const uint256& hash = txinfo.tx->GetHash(); + CInv inv(MSG_TX, hash); + pto->setInventoryTxToSend.erase(hash); + if (filterrate) { + if (txinfo.feeRate.GetFeePerK() < filterrate) + continue; + } + if (pto->pfilter) { + if (!pto->pfilter->IsRelevantAndUpdate(*txinfo.tx)) continue; + } + pto->filterInventoryKnown.insert(hash); + vInv.push_back(inv); + if (vInv.size() == MAX_INV_SZ) { + connman.PushMessage(pto, msgMaker.Make(NetMsgType::INV, vInv)); + vInv.clear(); + } + } + pto->timeLastMempoolReq = GetTime(); + } + + // Determine transactions to relay + if (fSendTrickle) { + // Produce a vector with all candidates for sending + vector<std::set<uint256>::iterator> vInvTx; + vInvTx.reserve(pto->setInventoryTxToSend.size()); + for (std::set<uint256>::iterator it = pto->setInventoryTxToSend.begin(); it != pto->setInventoryTxToSend.end(); it++) { + vInvTx.push_back(it); + } + CAmount filterrate = 0; + { + LOCK(pto->cs_feeFilter); + filterrate = pto->minFeeFilter; + } + // Topologically and fee-rate sort the inventory we send for privacy and priority reasons. + // A heap is used so that not all items need sorting if only a few are being sent. + CompareInvMempoolOrder compareInvMempoolOrder(&mempool); + std::make_heap(vInvTx.begin(), vInvTx.end(), compareInvMempoolOrder); + // No reason to drain out at many times the network's capacity, + // especially since we have many peers and some will draw much shorter delays. + unsigned int nRelayedTransactions = 0; + LOCK(pto->cs_filter); + while (!vInvTx.empty() && nRelayedTransactions < INVENTORY_BROADCAST_MAX) { + // Fetch the top element from the heap + std::pop_heap(vInvTx.begin(), vInvTx.end(), compareInvMempoolOrder); + std::set<uint256>::iterator it = vInvTx.back(); + vInvTx.pop_back(); + uint256 hash = *it; + // Remove it from the to-be-sent set + pto->setInventoryTxToSend.erase(it); + // Check if not in the filter already + if (pto->filterInventoryKnown.contains(hash)) { + continue; + } + // Not in the mempool anymore? don't bother sending it. + auto txinfo = mempool.info(hash); + if (!txinfo.tx) { + continue; + } + if (filterrate && txinfo.feeRate.GetFeePerK() < filterrate) { + continue; + } + if (pto->pfilter && !pto->pfilter->IsRelevantAndUpdate(*txinfo.tx)) continue; + // Send + vInv.push_back(CInv(MSG_TX, hash)); + nRelayedTransactions++; + { + // Expire old relay messages + while (!vRelayExpiration.empty() && vRelayExpiration.front().first < nNow) + { + mapRelay.erase(vRelayExpiration.front().second); + vRelayExpiration.pop_front(); + } + + auto ret = mapRelay.insert(std::make_pair(hash, std::move(txinfo.tx))); + if (ret.second) { + vRelayExpiration.push_back(std::make_pair(nNow + 15 * 60 * 1000000, ret.first)); + } + } + if (vInv.size() == MAX_INV_SZ) { + connman.PushMessage(pto, msgMaker.Make(NetMsgType::INV, vInv)); + vInv.clear(); + } + pto->filterInventoryKnown.insert(hash); + } + } + } + if (!vInv.empty()) + connman.PushMessage(pto, msgMaker.Make(NetMsgType::INV, vInv)); + + // Detect whether we're stalling + nNow = GetTimeMicros(); + if (state.nStallingSince && state.nStallingSince < nNow - 1000000 * BLOCK_STALLING_TIMEOUT) { + // Stalling only triggers when the block download window cannot move. During normal steady state, + // the download window should be much larger than the to-be-downloaded set of blocks, so disconnection + // should only happen during initial block download. + LogPrintf("Peer=%d is stalling block download, disconnecting\n", pto->id); + pto->fDisconnect = true; + return true; + } + // In case there is a block that has been in flight from this peer for 2 + 0.5 * N times the block interval + // (with N the number of peers from which we're downloading validated blocks), disconnect due to timeout. + // We compensate for other peers to prevent killing off peers due to our own downstream link + // being saturated. We only count validated in-flight blocks so peers can't advertise non-existing block hashes + // to unreasonably increase our timeout. + if (state.vBlocksInFlight.size() > 0) { + QueuedBlock &queuedBlock = state.vBlocksInFlight.front(); + int nOtherPeersWithValidatedDownloads = nPeersWithValidatedDownloads - (state.nBlocksInFlightValidHeaders > 0); + if (nNow > state.nDownloadingSince + consensusParams.nPowTargetSpacing * (BLOCK_DOWNLOAD_TIMEOUT_BASE + BLOCK_DOWNLOAD_TIMEOUT_PER_PEER * nOtherPeersWithValidatedDownloads)) { + LogPrintf("Timeout downloading block %s from peer=%d, disconnecting\n", queuedBlock.hash.ToString(), pto->id); + pto->fDisconnect = true; + return true; + } + } + + // + // Message: getdata (blocks) + // + vector<CInv> vGetData; + if (!pto->fClient && (fFetch || !IsInitialBlockDownload()) && state.nBlocksInFlight < MAX_BLOCKS_IN_TRANSIT_PER_PEER) { + vector<CBlockIndex*> vToDownload; + NodeId staller = -1; + FindNextBlocksToDownload(pto->GetId(), MAX_BLOCKS_IN_TRANSIT_PER_PEER - state.nBlocksInFlight, vToDownload, staller, consensusParams); + BOOST_FOREACH(CBlockIndex *pindex, vToDownload) { + uint32_t nFetchFlags = GetFetchFlags(pto, pindex->pprev, consensusParams); + vGetData.push_back(CInv(MSG_BLOCK | nFetchFlags, pindex->GetBlockHash())); + MarkBlockAsInFlight(pto->GetId(), pindex->GetBlockHash(), consensusParams, pindex); + LogPrint("net", "Requesting block %s (%d) peer=%d\n", pindex->GetBlockHash().ToString(), + pindex->nHeight, pto->id); + } + if (state.nBlocksInFlight == 0 && staller != -1) { + if (State(staller)->nStallingSince == 0) { + State(staller)->nStallingSince = nNow; + LogPrint("net", "Stall started peer=%d\n", staller); + } + } + } + + // + // Message: getdata (non-blocks) + // + while (!pto->mapAskFor.empty() && (*pto->mapAskFor.begin()).first <= nNow) + { + const CInv& inv = (*pto->mapAskFor.begin()).second; + if (!AlreadyHave(inv)) + { + if (fDebug) + LogPrint("net", "Requesting %s peer=%d\n", inv.ToString(), pto->id); + vGetData.push_back(inv); + if (vGetData.size() >= 1000) + { + connman.PushMessage(pto, msgMaker.Make(NetMsgType::GETDATA, vGetData)); + vGetData.clear(); + } + } else { + //If we're not going to ask, don't expect a response. + pto->setAskFor.erase(inv.hash); + } + pto->mapAskFor.erase(pto->mapAskFor.begin()); + } + if (!vGetData.empty()) + connman.PushMessage(pto, msgMaker.Make(NetMsgType::GETDATA, vGetData)); + + // + // Message: feefilter + // + // We don't want white listed peers to filter txs to us if we have -whitelistforcerelay + if (pto->nVersion >= FEEFILTER_VERSION && GetBoolArg("-feefilter", DEFAULT_FEEFILTER) && + !(pto->fWhitelisted && GetBoolArg("-whitelistforcerelay", DEFAULT_WHITELISTFORCERELAY))) { + CAmount currentFilter = mempool.GetMinFee(GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000).GetFeePerK(); + int64_t timeNow = GetTimeMicros(); + if (timeNow > pto->nextSendTimeFeeFilter) { + static CFeeRate default_feerate(DEFAULT_MIN_RELAY_TX_FEE); + static FeeFilterRounder filterRounder(default_feerate); + CAmount filterToSend = filterRounder.round(currentFilter); + if (filterToSend != pto->lastSentFeeFilter) { + connman.PushMessage(pto, msgMaker.Make(NetMsgType::FEEFILTER, filterToSend)); + pto->lastSentFeeFilter = filterToSend; + } + pto->nextSendTimeFeeFilter = PoissonNextSend(timeNow, AVG_FEEFILTER_BROADCAST_INTERVAL); + } + // If the fee filter has changed substantially and it's still more than MAX_FEEFILTER_CHANGE_DELAY + // until scheduled broadcast, then move the broadcast to within MAX_FEEFILTER_CHANGE_DELAY. + else if (timeNow + MAX_FEEFILTER_CHANGE_DELAY * 1000000 < pto->nextSendTimeFeeFilter && + (currentFilter < 3 * pto->lastSentFeeFilter / 4 || currentFilter > 4 * pto->lastSentFeeFilter / 3)) { + pto->nextSendTimeFeeFilter = timeNow + GetRandInt(MAX_FEEFILTER_CHANGE_DELAY) * 1000000; + } + } + } + return true; +} + +class CNetProcessingCleanup +{ +public: + CNetProcessingCleanup() {} + ~CNetProcessingCleanup() { + // orphan transactions + mapOrphanTransactions.clear(); + mapOrphanTransactionsByPrev.clear(); + } +} instance_of_cnetprocessingcleanup; diff --git a/src/net_processing.h b/src/net_processing.h new file mode 100644 index 0000000000..130433cc7c --- /dev/null +++ b/src/net_processing.h @@ -0,0 +1,51 @@ +// Copyright (c) 2009-2010 Satoshi Nakamoto +// Copyright (c) 2009-2015 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#ifndef BITCOIN_NET_PROCESSING_H +#define BITCOIN_NET_PROCESSING_H + +#include "net.h" +#include "validationinterface.h" + +/** Register with a network node to receive its signals */ +void RegisterNodeSignals(CNodeSignals& nodeSignals); +/** Unregister a network node */ +void UnregisterNodeSignals(CNodeSignals& nodeSignals); + +class PeerLogicValidation : public CValidationInterface { +private: + CConnman* connman; + +public: + PeerLogicValidation(CConnman* connmanIn); + + virtual void SyncTransaction(const CTransaction& tx, const CBlockIndex* pindex, int nPosInBlock); + virtual void UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload); + virtual void BlockChecked(const CBlock& block, const CValidationState& state); +}; + +struct CNodeStateStats { + int nMisbehavior; + int nSyncHeight; + int nCommonHeight; + std::vector<int> vHeightInFlight; +}; + +/** Get statistics from node state */ +bool GetNodeStateStats(NodeId nodeid, CNodeStateStats &stats); +/** Increase a node's misbehavior score. */ +void Misbehaving(NodeId nodeid, int howmuch); + +/** Process protocol messages received from a given node */ +bool ProcessMessages(CNode* pfrom, CConnman& connman); +/** + * Send queued protocol messages to be sent to a give node. + * + * @param[in] pto The node which we are sending messages to. + * @param[in] connman The connection manager for that node. + */ +bool SendMessages(CNode* pto, CConnman& connman); + +#endif // BITCOIN_NET_PROCESSING_H diff --git a/src/netbase.cpp b/src/netbase.cpp index 9fe34108f5..9118584b80 100644 --- a/src/netbase.cpp +++ b/src/netbase.cpp @@ -94,30 +94,9 @@ bool static LookupIntern(const char *pszName, std::vector<CNetAddr>& vIP, unsign } } -#ifdef HAVE_GETADDRINFO_A - struct in_addr ipv4_addr; -#ifdef HAVE_INET_PTON - if (inet_pton(AF_INET, pszName, &ipv4_addr) > 0) { - vIP.push_back(CNetAddr(ipv4_addr)); - return true; - } - - struct in6_addr ipv6_addr; - if (inet_pton(AF_INET6, pszName, &ipv6_addr) > 0) { - vIP.push_back(CNetAddr(ipv6_addr)); - return true; - } -#else - ipv4_addr.s_addr = inet_addr(pszName); - if (ipv4_addr.s_addr != INADDR_NONE) { - vIP.push_back(CNetAddr(ipv4_addr)); - return true; - } -#endif -#endif - struct addrinfo aiHint; memset(&aiHint, 0, sizeof(struct addrinfo)); + aiHint.ai_socktype = SOCK_STREAM; aiHint.ai_protocol = IPPROTO_TCP; aiHint.ai_family = AF_UNSPEC; @@ -126,33 +105,8 @@ bool static LookupIntern(const char *pszName, std::vector<CNetAddr>& vIP, unsign #else aiHint.ai_flags = fAllowLookup ? AI_ADDRCONFIG : AI_NUMERICHOST; #endif - struct addrinfo *aiRes = NULL; -#ifdef HAVE_GETADDRINFO_A - struct gaicb gcb, *query = &gcb; - memset(query, 0, sizeof(struct gaicb)); - gcb.ar_name = pszName; - gcb.ar_request = &aiHint; - int nErr = getaddrinfo_a(GAI_NOWAIT, &query, 1, NULL); - if (nErr) - return false; - - do { - // Should set the timeout limit to a reasonable value to avoid - // generating unnecessary checking call during the polling loop, - // while it can still response to stop request quick enough. - // 2 seconds looks fine in our situation. - struct timespec ts = { 2, 0 }; - gai_suspend(&query, 1, &ts); - boost::this_thread::interruption_point(); - - nErr = gai_error(query); - if (0 == nErr) - aiRes = query->ar_result; - } while (nErr == EAI_INPROGRESS); -#else int nErr = getaddrinfo(pszName, NULL, &aiHint, &aiRes); -#endif if (nErr) return false; diff --git a/src/policy/fees.cpp b/src/policy/fees.cpp index 7113390cdf..9eb831bc17 100644 --- a/src/policy/fees.cpp +++ b/src/policy/fees.cpp @@ -404,7 +404,8 @@ void CBlockPolicyEstimator::processBlock(unsigned int nBlockHeight, CFeeRate CBlockPolicyEstimator::estimateFee(int confTarget) { // Return failure if trying to analyze a target we're not tracking - if (confTarget <= 0 || (unsigned int)confTarget > feeStats.GetMaxConfirms()) + // It's not possible to get reasonable estimates for confTarget of 1 + if (confTarget <= 1 || (unsigned int)confTarget > feeStats.GetMaxConfirms()) return CFeeRate(0); double median = feeStats.EstimateMedianVal(confTarget, SUFFICIENT_FEETXS, MIN_SUCCESS_PCT, true, nBestSeenHeight); @@ -423,6 +424,10 @@ CFeeRate CBlockPolicyEstimator::estimateSmartFee(int confTarget, int *answerFoun if (confTarget <= 0 || (unsigned int)confTarget > feeStats.GetMaxConfirms()) return CFeeRate(0); + // It's not possible to get reasonable estimates for confTarget of 1 + if (confTarget == 1) + confTarget = 2; + double median = -1; while (median < 0 && (unsigned int)confTarget <= feeStats.GetMaxConfirms()) { median = feeStats.EstimateMedianVal(confTarget++, SUFFICIENT_FEETXS, MIN_SUCCESS_PCT, true, nBestSeenHeight); diff --git a/src/policy/policy.cpp b/src/policy/policy.cpp index 3ad1ff7bae..0c71a079fb 100644 --- a/src/policy/policy.cpp +++ b/src/policy/policy.cpp @@ -7,7 +7,7 @@ #include "policy/policy.h" -#include "main.h" +#include "validation.h" #include "tinyformat.h" #include "util.h" #include "utilstrencodings.h" diff --git a/src/primitives/transaction.cpp b/src/primitives/transaction.cpp index 91f4d29488..11d7eace55 100644 --- a/src/primitives/transaction.cpp +++ b/src/primitives/transaction.cpp @@ -62,9 +62,9 @@ uint256 CMutableTransaction::GetHash() const return SerializeHash(*this, SER_GETHASH, SERIALIZE_TRANSACTION_NO_WITNESS); } -void CTransaction::UpdateHash() const +uint256 CTransaction::ComputeHash() const { - *const_cast<uint256*>(&hash) = SerializeHash(*this, SER_GETHASH, SERIALIZE_TRANSACTION_NO_WITNESS); + return SerializeHash(*this, SER_GETHASH, SERIALIZE_TRANSACTION_NO_WITNESS); } uint256 CTransaction::GetWitnessHash() const @@ -72,25 +72,10 @@ uint256 CTransaction::GetWitnessHash() const return SerializeHash(*this, SER_GETHASH, 0); } -CTransaction::CTransaction() : nVersion(CTransaction::CURRENT_VERSION), vin(), vout(), nLockTime(0) { } - -CTransaction::CTransaction(const CMutableTransaction &tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), wit(tx.wit), nLockTime(tx.nLockTime) { - UpdateHash(); -} - -CTransaction::CTransaction(CMutableTransaction &&tx) : nVersion(tx.nVersion), vin(std::move(tx.vin)), vout(std::move(tx.vout)), wit(std::move(tx.wit)), nLockTime(tx.nLockTime) { - UpdateHash(); -} - -CTransaction& CTransaction::operator=(const CTransaction &tx) { - *const_cast<int*>(&nVersion) = tx.nVersion; - *const_cast<std::vector<CTxIn>*>(&vin) = tx.vin; - *const_cast<std::vector<CTxOut>*>(&vout) = tx.vout; - *const_cast<CTxWitness*>(&wit) = tx.wit; - *const_cast<unsigned int*>(&nLockTime) = tx.nLockTime; - *const_cast<uint256*>(&hash) = tx.hash; - return *this; -} +/* For backward compatibility, the hash is initialized to 0. TODO: remove the need for this default constructor entirely. */ +CTransaction::CTransaction() : nVersion(CTransaction::CURRENT_VERSION), vin(), vout(), nLockTime(0), hash() {} +CTransaction::CTransaction(const CMutableTransaction &tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), wit(tx.wit), nLockTime(tx.nLockTime), hash(ComputeHash()) {} +CTransaction::CTransaction(CMutableTransaction &&tx) : nVersion(tx.nVersion), vin(std::move(tx.vin)), vout(std::move(tx.vout)), wit(std::move(tx.wit)), nLockTime(tx.nLockTime), hash(ComputeHash()) {} CAmount CTransaction::GetValueOut() const { diff --git a/src/primitives/transaction.h b/src/primitives/transaction.h index 0fa85a1519..66fefafef5 100644 --- a/src/primitives/transaction.h +++ b/src/primitives/transaction.h @@ -286,73 +286,81 @@ struct CMutableTransaction; * - CTxWitness wit; * - uint32_t nLockTime */ -template<typename Stream, typename Operation, typename TxType> -inline void SerializeTransaction(TxType& tx, Stream& s, Operation ser_action) { +template<typename Stream, typename TxType> +inline void UnserializeTransaction(TxType& tx, Stream& s) { const bool fAllowWitness = !(s.GetVersion() & SERIALIZE_TRANSACTION_NO_WITNESS); - READWRITE(*const_cast<int32_t*>(&tx.nVersion)); + s >> tx.nVersion; unsigned char flags = 0; - if (ser_action.ForRead()) { - const_cast<std::vector<CTxIn>*>(&tx.vin)->clear(); - const_cast<std::vector<CTxOut>*>(&tx.vout)->clear(); - const_cast<CTxWitness*>(&tx.wit)->SetNull(); - /* Try to read the vin. In case the dummy is there, this will be read as an empty vector. */ - READWRITE(*const_cast<std::vector<CTxIn>*>(&tx.vin)); - if (tx.vin.size() == 0 && fAllowWitness) { - /* We read a dummy or an empty vin. */ - READWRITE(flags); - if (flags != 0) { - READWRITE(*const_cast<std::vector<CTxIn>*>(&tx.vin)); - READWRITE(*const_cast<std::vector<CTxOut>*>(&tx.vout)); - } - } else { - /* We read a non-empty vin. Assume a normal vout follows. */ - READWRITE(*const_cast<std::vector<CTxOut>*>(&tx.vout)); - } - if ((flags & 1) && fAllowWitness) { - /* The witness flag is present, and we support witnesses. */ - flags ^= 1; - const_cast<CTxWitness*>(&tx.wit)->vtxinwit.resize(tx.vin.size()); - READWRITE(tx.wit); - } - if (flags) { - /* Unknown flag in the serialization */ - throw std::ios_base::failure("Unknown transaction optional data"); + tx.vin.clear(); + tx.vout.clear(); + tx.wit.SetNull(); + /* Try to read the vin. In case the dummy is there, this will be read as an empty vector. */ + s >> tx.vin; + if (tx.vin.size() == 0 && fAllowWitness) { + /* We read a dummy or an empty vin. */ + s >> flags; + if (flags != 0) { + s >> tx.vin; + s >> tx.vout; } } else { - // Consistency check - assert(tx.wit.vtxinwit.size() <= tx.vin.size()); - if (fAllowWitness) { - /* Check whether witnesses need to be serialized. */ - if (!tx.wit.IsNull()) { - flags |= 1; - } - } - if (flags) { - /* Use extended format in case witnesses are to be serialized. */ - std::vector<CTxIn> vinDummy; - READWRITE(vinDummy); - READWRITE(flags); + /* We read a non-empty vin. Assume a normal vout follows. */ + s >> tx.vout; + } + if ((flags & 1) && fAllowWitness) { + /* The witness flag is present, and we support witnesses. */ + flags ^= 1; + tx.wit.vtxinwit.resize(tx.vin.size()); + s >> tx.wit; + } + if (flags) { + /* Unknown flag in the serialization */ + throw std::ios_base::failure("Unknown transaction optional data"); + } + s >> tx.nLockTime; +} + +template<typename Stream, typename TxType> +inline void SerializeTransaction(const TxType& tx, Stream& s) { + const bool fAllowWitness = !(s.GetVersion() & SERIALIZE_TRANSACTION_NO_WITNESS); + + s << tx.nVersion; + unsigned char flags = 0; + // Consistency check + assert(tx.wit.vtxinwit.size() <= tx.vin.size()); + if (fAllowWitness) { + /* Check whether witnesses need to be serialized. */ + if (!tx.wit.IsNull()) { + flags |= 1; } - READWRITE(*const_cast<std::vector<CTxIn>*>(&tx.vin)); - READWRITE(*const_cast<std::vector<CTxOut>*>(&tx.vout)); - if (flags & 1) { - const_cast<CTxWitness*>(&tx.wit)->vtxinwit.resize(tx.vin.size()); - READWRITE(tx.wit); + } + if (flags) { + /* Use extended format in case witnesses are to be serialized. */ + std::vector<CTxIn> vinDummy; + s << vinDummy; + s << flags; + } + s << tx.vin; + s << tx.vout; + if (flags & 1) { + for (size_t i = 0; i < tx.vin.size(); i++) { + if (i < tx.wit.vtxinwit.size()) { + s << tx.wit.vtxinwit[i]; + } else { + s << CTxInWitness(); + } } } - READWRITE(*const_cast<uint32_t*>(&tx.nLockTime)); + s << tx.nLockTime; } + /** The basic transaction that is broadcasted on the network and contained in * blocks. A transaction can contain multiple inputs and outputs. */ class CTransaction { -private: - /** Memory only. */ - const uint256 hash; - public: // Default transaction version. static const int32_t CURRENT_VERSION=1; @@ -374,6 +382,13 @@ public: CTxWitness wit; // Not const: can change without invalidating the txid cache const uint32_t nLockTime; +private: + /** Memory only. */ + const uint256 hash; + + uint256 ComputeHash() const; + +public: /** Construct a CTransaction that qualifies as IsNull() */ CTransaction(); @@ -381,18 +396,13 @@ public: CTransaction(const CMutableTransaction &tx); CTransaction(CMutableTransaction &&tx); - CTransaction& operator=(const CTransaction& tx); - - ADD_SERIALIZE_METHODS; - - template <typename Stream, typename Operation> - inline void SerializationOp(Stream& s, Operation ser_action) { - SerializeTransaction(*this, s, ser_action); - if (ser_action.ForRead()) { - UpdateHash(); - } + template <typename Stream> + inline void Serialize(Stream& s) const { + SerializeTransaction(*this, s); } + /** This deserializing constructor is provided instead of an Unserialize method. + * Unserialize is not possible, since it would require overwriting const fields. */ template <typename Stream> CTransaction(deserialize_type, Stream& s) : CTransaction(CMutableTransaction(deserialize, s)) {} @@ -417,7 +427,7 @@ public: // Compute modified tx size for priority calculation (optionally given tx size) unsigned int CalculateModifiedSize(unsigned int nTxSize=0) const; - + /** * Get the total transaction size in bytes, including witness data. * "Total Size" defined in BIP141 and BIP144. @@ -441,8 +451,6 @@ public: } std::string ToString() const; - - void UpdateHash() const; }; /** A mutable version of CTransaction. */ @@ -457,11 +465,15 @@ struct CMutableTransaction CMutableTransaction(); CMutableTransaction(const CTransaction& tx); - ADD_SERIALIZE_METHODS; + template <typename Stream> + inline void Serialize(Stream& s) const { + SerializeTransaction(*this, s); + } - template <typename Stream, typename Operation> - inline void SerializationOp(Stream& s, Operation ser_action) { - SerializeTransaction(*this, s, ser_action); + + template <typename Stream> + inline void Unserialize(Stream& s) { + UnserializeTransaction(*this, s); } template <typename Stream> diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp index 6112a1d256..651ff84293 100644 --- a/src/qt/bitcoingui.cpp +++ b/src/qt/bitcoingui.cpp @@ -46,7 +46,6 @@ #include <QMenuBar> #include <QMessageBox> #include <QMimeData> -#include <QProgressBar> #include <QProgressDialog> #include <QSettings> #include <QShortcut> @@ -199,8 +198,8 @@ BitcoinGUI::BitcoinGUI(const PlatformStyle *_platformStyle, const NetworkStyle * unitDisplayControl = new UnitDisplayStatusBarControl(platformStyle); labelWalletEncryptionIcon = new QLabel(); labelWalletHDStatusIcon = new QLabel(); - connectionsControl = new NetworkToggleStatusBarControl(); - labelBlocksIcon = new QLabel(); + connectionsControl = new GUIUtil::ClickableLabel(); + labelBlocksIcon = new GUIUtil::ClickableLabel(); if(enableWallet) { frameBlocksLayout->addStretch(); @@ -244,10 +243,15 @@ BitcoinGUI::BitcoinGUI(const PlatformStyle *_platformStyle, const NetworkStyle * // Subscribe to notifications from core subscribeToCoreSignals(); + connect(connectionsControl, SIGNAL(clicked(QPoint)), this, SLOT(toggleNetworkActive())); + modalOverlay = new ModalOverlay(this->centralWidget()); #ifdef ENABLE_WALLET - if(enableWallet) + if(enableWallet) { connect(walletFrame, SIGNAL(requestedSyncWarningInfo()), this, SLOT(showModalOverlay())); + connect(labelBlocksIcon, SIGNAL(clicked(QPoint)), this, SLOT(showModalOverlay())); + connect(progressBar, SIGNAL(clicked(QPoint)), this, SLOT(showModalOverlay())); + } #endif } @@ -490,7 +494,6 @@ void BitcoinGUI::setClientModel(ClientModel *_clientModel) } #endif // ENABLE_WALLET unitDisplayControl->setOptionsModel(_clientModel->getOptionsModel()); - connectionsControl->setClientModel(_clientModel); OptionsModel* optionsModel = _clientModel->getOptionsModel(); if(optionsModel) @@ -517,7 +520,6 @@ void BitcoinGUI::setClientModel(ClientModel *_clientModel) walletFrame->setClientModel(nullptr); #endif // ENABLE_WALLET unitDisplayControl->setOptionsModel(nullptr); - connectionsControl->setClientModel(nullptr); } } @@ -1136,8 +1138,8 @@ void BitcoinGUI::setTrayIconVisible(bool fHideTrayIcon) void BitcoinGUI::showModalOverlay() { - if (modalOverlay) - modalOverlay->showHide(false, true); + if (modalOverlay && (progressBar->isVisible() || modalOverlay->isLayerVisible())) + modalOverlay->toggleVisibility(); } static bool ThreadSafeMessageBox(BitcoinGUI *gui, const std::string& message, const std::string& caption, unsigned int style) @@ -1171,6 +1173,13 @@ void BitcoinGUI::unsubscribeFromCoreSignals() uiInterface.ThreadSafeQuestion.disconnect(boost::bind(ThreadSafeMessageBox, this, _1, _3, _4)); } +void BitcoinGUI::toggleNetworkActive() +{ + if (clientModel) { + clientModel->setNetworkActive(!clientModel->getNetworkActive()); + } +} + UnitDisplayStatusBarControl::UnitDisplayStatusBarControl(const PlatformStyle *platformStyle) : optionsModel(0), menu(0) @@ -1244,16 +1253,3 @@ void UnitDisplayStatusBarControl::onMenuSelection(QAction* action) optionsModel->setDisplayUnit(action->data()); } } - -void NetworkToggleStatusBarControl::mousePressEvent(QMouseEvent *event) -{ - if (clientModel) { - clientModel->setNetworkActive(!clientModel->getNetworkActive()); - } -} - -/** Lets the control know about the Client Model */ -void NetworkToggleStatusBarControl::setClientModel(ClientModel *_clientModel) -{ - this->clientModel = _clientModel; -} diff --git a/src/qt/bitcoingui.h b/src/qt/bitcoingui.h index 1b02e77fc4..59540bfe6b 100644 --- a/src/qt/bitcoingui.h +++ b/src/qt/bitcoingui.h @@ -26,7 +26,6 @@ class PlatformStyle; class RPCConsole; class SendCoinsRecipient; class UnitDisplayStatusBarControl; -class NetworkToggleStatusBarControl; class WalletFrame; class WalletModel; class HelpMessageDialog; @@ -86,7 +85,7 @@ private: UnitDisplayStatusBarControl *unitDisplayControl; QLabel *labelWalletEncryptionIcon; QLabel *labelWalletHDStatusIcon; - NetworkToggleStatusBarControl *connectionsControl; + QLabel *connectionsControl; QLabel *labelBlocksIcon; QLabel *progressBarLabel; QProgressBar *progressBar; @@ -238,6 +237,9 @@ private Q_SLOTS: /** When hideTrayIcon setting is changed in OptionsModel hide or show the icon accordingly. */ void setTrayIconVisible(bool); + /** Toggle networking */ + void toggleNetworkActive(); + void showModalOverlay(); }; @@ -270,17 +272,4 @@ private Q_SLOTS: void onMenuSelection(QAction* action); }; -class NetworkToggleStatusBarControl : public QLabel -{ - Q_OBJECT - -public: - void setClientModel(ClientModel *clientModel); -protected: - void mousePressEvent(QMouseEvent *event); - -private: - ClientModel *clientModel; -}; - #endif // BITCOIN_QT_BITCOINGUI_H diff --git a/src/qt/clientmodel.cpp b/src/qt/clientmodel.cpp index a4bb2f77fe..e63a9cc7b8 100644 --- a/src/qt/clientmodel.cpp +++ b/src/qt/clientmodel.cpp @@ -12,6 +12,7 @@ #include "chainparams.h" #include "checkpoints.h" #include "clientversion.h" +#include "validation.h" #include "net.h" #include "txmempool.h" #include "ui_interface.h" diff --git a/src/qt/coincontroldialog.cpp b/src/qt/coincontroldialog.cpp index d77db39b3c..4d34bf95e9 100644 --- a/src/qt/coincontroldialog.cpp +++ b/src/qt/coincontroldialog.cpp @@ -15,7 +15,7 @@ #include "wallet/coincontrol.h" #include "init.h" -#include "main.h" // For minRelayTxFee +#include "validation.h" // For minRelayTxFee #include "wallet/wallet.h" #include <boost/assign/list_of.hpp> // for 'map_list_of()' @@ -470,21 +470,21 @@ void CoinControlDialog::updateLabels(WalletModel *model, QDialog* dialog) nQuantity++; // Amount - nAmount += out.tx->vout[out.i].nValue; + nAmount += out.tx->tx->vout[out.i].nValue; // Priority - dPriorityInputs += (double)out.tx->vout[out.i].nValue * (out.nDepth+1); + dPriorityInputs += (double)out.tx->tx->vout[out.i].nValue * (out.nDepth+1); // Bytes CTxDestination address; int witnessversion = 0; std::vector<unsigned char> witnessprogram; - if (out.tx->vout[out.i].scriptPubKey.IsWitnessProgram(witnessversion, witnessprogram)) + if (out.tx->tx->vout[out.i].scriptPubKey.IsWitnessProgram(witnessversion, witnessprogram)) { nBytesInputs += (32 + 4 + 1 + (107 / WITNESS_SCALE_FACTOR) + 4); fWitness = true; } - else if(ExtractDestination(out.tx->vout[out.i].scriptPubKey, address)) + else if(ExtractDestination(out.tx->tx->vout[out.i].scriptPubKey, address)) { CPubKey pubkey; CKeyID *keyid = boost::get<CKeyID>(&address); @@ -677,7 +677,7 @@ void CoinControlDialog::updateView() CAmount nSum = 0; int nChildren = 0; BOOST_FOREACH(const COutput& out, coins.second) { - nSum += out.tx->vout[out.i].nValue; + nSum += out.tx->tx->vout[out.i].nValue; nChildren++; CCoinControlWidgetItem *itemOutput; @@ -689,7 +689,7 @@ void CoinControlDialog::updateView() // address CTxDestination outputAddress; QString sAddress = ""; - if(ExtractDestination(out.tx->vout[out.i].scriptPubKey, outputAddress)) + if(ExtractDestination(out.tx->tx->vout[out.i].scriptPubKey, outputAddress)) { sAddress = QString::fromStdString(CBitcoinAddress(outputAddress).ToString()); @@ -714,8 +714,8 @@ void CoinControlDialog::updateView() } // amount - itemOutput->setText(COLUMN_AMOUNT, BitcoinUnits::format(nDisplayUnit, out.tx->vout[out.i].nValue)); - itemOutput->setData(COLUMN_AMOUNT, Qt::UserRole, QVariant((qlonglong)out.tx->vout[out.i].nValue)); // padding so that sorting works correctly + itemOutput->setText(COLUMN_AMOUNT, BitcoinUnits::format(nDisplayUnit, out.tx->tx->vout[out.i].nValue)); + itemOutput->setData(COLUMN_AMOUNT, Qt::UserRole, QVariant((qlonglong)out.tx->tx->vout[out.i].nValue)); // padding so that sorting works correctly // date itemOutput->setText(COLUMN_DATE, GUIUtil::dateTimeStr(out.tx->GetTxTime())); diff --git a/src/qt/forms/sendcoinsdialog.ui b/src/qt/forms/sendcoinsdialog.ui index 33db9f8938..0a8afa2e76 100644 --- a/src/qt/forms/sendcoinsdialog.ui +++ b/src/qt/forms/sendcoinsdialog.ui @@ -1064,7 +1064,7 @@ <number>0</number> </property> <property name="maximum"> - <number>24</number> + <number>23</number> </property> <property name="pageStep"> <number>1</number> diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp index 130cfc6e7d..3feb781db5 100644 --- a/src/qt/guiutil.cpp +++ b/src/qt/guiutil.cpp @@ -11,7 +11,7 @@ #include "primitives/transaction.h" #include "init.h" -#include "main.h" // For minRelayTxFee +#include "validation.h" // For minRelayTxFee #include "protocol.h" #include "script/script.h" #include "script/standard.h" @@ -55,6 +55,7 @@ #include <QSettings> #include <QTextDocument> // for Qt::mightBeRichText #include <QThread> +#include <QMouseEvent> #if QT_VERSION < 0x050000 #include <QUrl> @@ -986,4 +987,15 @@ QString formateNiceTimeOffset(qint64 secs) } return timeBehindText; } + +void ClickableLabel::mouseReleaseEvent(QMouseEvent *event) +{ + Q_EMIT clicked(event->pos()); +} + +void ClickableProgressBar::mouseReleaseEvent(QMouseEvent *event) +{ + Q_EMIT clicked(event->pos()); +} + } // namespace GUIUtil diff --git a/src/qt/guiutil.h b/src/qt/guiutil.h index 8f1f3fbb2c..4ea2aa36e7 100644 --- a/src/qt/guiutil.h +++ b/src/qt/guiutil.h @@ -14,6 +14,7 @@ #include <QProgressBar> #include <QString> #include <QTableView> +#include <QLabel> #include <boost/filesystem.hpp> @@ -201,18 +202,44 @@ namespace GUIUtil QString formateNiceTimeOffset(qint64 secs); + class ClickableLabel : public QLabel + { + Q_OBJECT + + Q_SIGNALS: + /** Emitted when the label is clicked. The relative mouse coordinates of the click are + * passed to the signal. + */ + void clicked(const QPoint& point); + protected: + void mouseReleaseEvent(QMouseEvent *event); + }; + + class ClickableProgressBar : public QProgressBar + { + Q_OBJECT + + Q_SIGNALS: + /** Emitted when the progressbar is clicked. The relative mouse coordinates of the click are + * passed to the signal. + */ + void clicked(const QPoint& point); + protected: + void mouseReleaseEvent(QMouseEvent *event); + }; + #if defined(Q_OS_MAC) && QT_VERSION >= 0x050000 // workaround for Qt OSX Bug: // https://bugreports.qt-project.org/browse/QTBUG-15631 // QProgressBar uses around 10% CPU even when app is in background - class ProgressBar : public QProgressBar + class ProgressBar : public ClickableProgressBar { bool event(QEvent *e) { return (e->type() != QEvent::StyleAnimationUpdate) ? QProgressBar::event(e) : false; } }; #else - typedef QProgressBar ProgressBar; + typedef ClickableProgressBar ProgressBar; #endif } // namespace GUIUtil diff --git a/src/qt/modaloverlay.cpp b/src/qt/modaloverlay.cpp index 1a843a07ac..3e8282e63d 100644 --- a/src/qt/modaloverlay.cpp +++ b/src/qt/modaloverlay.cpp @@ -137,6 +137,13 @@ void ModalOverlay::tipUpdate(int count, const QDateTime& blockDate, double nVeri } } +void ModalOverlay::toggleVisibility() +{ + showHide(layerIsVisible, true); + if (!layerIsVisible) + userClosed = true; +} + void ModalOverlay::showHide(bool hide, bool userRequested) { if ( (layerIsVisible && !hide) || (!layerIsVisible && hide) || (!hide && userClosed && !userRequested)) diff --git a/src/qt/modaloverlay.h b/src/qt/modaloverlay.h index 66c0aa78cf..70d37b87ad 100644 --- a/src/qt/modaloverlay.h +++ b/src/qt/modaloverlay.h @@ -25,9 +25,11 @@ public Q_SLOTS: void tipUpdate(int count, const QDateTime& blockDate, double nVerificationProgress); void setKnownBestHeight(int count, const QDateTime& blockDate); + void toggleVisibility(); // will show or hide the modal layer void showHide(bool hide = false, bool userRequested = false); void closeClicked(); + bool isLayerVisible() { return layerIsVisible; } protected: bool eventFilter(QObject * obj, QEvent * ev); diff --git a/src/qt/optionsdialog.cpp b/src/qt/optionsdialog.cpp index 588059d0c5..2d5e9ff686 100644 --- a/src/qt/optionsdialog.cpp +++ b/src/qt/optionsdialog.cpp @@ -13,7 +13,7 @@ #include "guiutil.h" #include "optionsmodel.h" -#include "main.h" // for DEFAULT_SCRIPTCHECK_THREADS and MAX_SCRIPTCHECK_THREADS +#include "validation.h" // for DEFAULT_SCRIPTCHECK_THREADS and MAX_SCRIPTCHECK_THREADS #include "netbase.h" #include "txdb.h" // for -dbcache defaults diff --git a/src/qt/optionsmodel.cpp b/src/qt/optionsmodel.cpp index f82e153b67..d48c4d91e7 100644 --- a/src/qt/optionsmodel.cpp +++ b/src/qt/optionsmodel.cpp @@ -13,7 +13,7 @@ #include "amount.h" #include "init.h" -#include "main.h" // For DEFAULT_SCRIPTCHECK_THREADS +#include "validation.h" // For DEFAULT_SCRIPTCHECK_THREADS #include "net.h" #include "netbase.h" #include "txdb.h" // for -dbcache defaults diff --git a/src/qt/paymentserver.cpp b/src/qt/paymentserver.cpp index 229752cad2..d5f0156d6c 100644 --- a/src/qt/paymentserver.cpp +++ b/src/qt/paymentserver.cpp @@ -10,7 +10,7 @@ #include "base58.h" #include "chainparams.h" -#include "main.h" // For minRelayTxFee +#include "validation.h" // For minRelayTxFee #include "ui_interface.h" #include "util.h" #include "wallet/wallet.h" diff --git a/src/qt/peertablemodel.cpp b/src/qt/peertablemodel.cpp index c0b4900285..dd4bd55396 100644 --- a/src/qt/peertablemodel.cpp +++ b/src/qt/peertablemodel.cpp @@ -8,6 +8,7 @@ #include "guiconstants.h" #include "guiutil.h" +#include "validation.h" // for cs_main #include "sync.h" #include <QDebug> diff --git a/src/qt/peertablemodel.h b/src/qt/peertablemodel.h index af34b147b1..3e4f0a68c4 100644 --- a/src/qt/peertablemodel.h +++ b/src/qt/peertablemodel.h @@ -5,7 +5,7 @@ #ifndef BITCOIN_QT_PEERTABLEMODEL_H #define BITCOIN_QT_PEERTABLEMODEL_H -#include "main.h" // For CNodeStateStats +#include "net_processing.h" // For CNodeStateStats #include "net.h" #include <QAbstractTableModel> diff --git a/src/qt/rpcconsole.cpp b/src/qt/rpcconsole.cpp index 2538c7d4c6..fef15a32c6 100644 --- a/src/qt/rpcconsole.cpp +++ b/src/qt/rpcconsole.cpp @@ -1007,11 +1007,11 @@ void RPCConsole::disconnectSelectedNode() return; // Get selected peer addresses - QList<QModelIndex> nodes = GUIUtil::getEntryData(ui->peerWidget, 0); + QList<QModelIndex> nodes = GUIUtil::getEntryData(ui->peerWidget, PeerTableModel::NetNodeId); for(int i = 0; i < nodes.count(); i++) { // Get currently selected peer address - NodeId id = nodes.at(i).data(PeerTableModel::NetNodeId).toInt(); + NodeId id = nodes.at(i).data().toInt(); // Find the node, disconnect it and clear the selected node if(g_connman->DisconnectNode(id)) clearSelectedNode(); @@ -1024,11 +1024,11 @@ void RPCConsole::banSelectedNode(int bantime) return; // Get selected peer addresses - QList<QModelIndex> nodes = GUIUtil::getEntryData(ui->peerWidget, 0); + QList<QModelIndex> nodes = GUIUtil::getEntryData(ui->peerWidget, PeerTableModel::NetNodeId); for(int i = 0; i < nodes.count(); i++) { // Get currently selected peer address - NodeId id = nodes.at(i).data(PeerTableModel::NetNodeId).toInt(); + NodeId id = nodes.at(i).data().toInt(); // Get currently selected peer address int detailNodeRow = clientModel->getPeerTableModel()->getRowByNodeId(id); @@ -1051,11 +1051,11 @@ void RPCConsole::unbanSelectedNode() return; // Get selected ban addresses - QList<QModelIndex> nodes = GUIUtil::getEntryData(ui->banlistWidget, 0); + QList<QModelIndex> nodes = GUIUtil::getEntryData(ui->banlistWidget, BanTableModel::Address); for(int i = 0; i < nodes.count(); i++) { // Get currently selected ban address - QString strNode = nodes.at(i).data(BanTableModel::Address).toString(); + QString strNode = nodes.at(i).data().toString(); CSubNet possibleSubnet; LookupSubNet(strNode.toStdString().c_str(), possibleSubnet); diff --git a/src/qt/sendcoinsdialog.cpp b/src/qt/sendcoinsdialog.cpp index 57b2179435..13210a1adc 100644 --- a/src/qt/sendcoinsdialog.cpp +++ b/src/qt/sendcoinsdialog.cpp @@ -17,7 +17,7 @@ #include "base58.h" #include "wallet/coincontrol.h" -#include "main.h" // mempool and minRelayTxFee +#include "validation.h" // mempool and minRelayTxFee #include "ui_interface.h" #include "txmempool.h" #include "wallet/wallet.h" @@ -175,7 +175,7 @@ void SendCoinsDialog::setModel(WalletModel *_model) // set the smartfee-sliders default value (wallets default conf.target or last stored value) QSettings settings; if (settings.value("nSmartFeeSliderPosition").toInt() == 0) - ui->sliderSmartFee->setValue(ui->sliderSmartFee->maximum() - model->getDefaultConfirmTarget() + 1); + ui->sliderSmartFee->setValue(ui->sliderSmartFee->maximum() - model->getDefaultConfirmTarget() + 2); else ui->sliderSmartFee->setValue(settings.value("nSmartFeeSliderPosition").toInt()); } @@ -241,7 +241,7 @@ void SendCoinsDialog::on_sendButton_clicked() if (model->getOptionsModel()->getCoinControlFeatures()) ctrl = *CoinControlDialog::coinControl; if (ui->radioSmartFee->isChecked()) - ctrl.nConfirmTarget = ui->sliderSmartFee->maximum() - ui->sliderSmartFee->value() + 1; + ctrl.nConfirmTarget = ui->sliderSmartFee->maximum() - ui->sliderSmartFee->value() + 2; else ctrl.nConfirmTarget = 0; @@ -601,7 +601,7 @@ void SendCoinsDialog::updateGlobalFeeVariables() { if (ui->radioSmartFee->isChecked()) { - int nConfirmTarget = ui->sliderSmartFee->maximum() - ui->sliderSmartFee->value() + 1; + int nConfirmTarget = ui->sliderSmartFee->maximum() - ui->sliderSmartFee->value() + 2; payTxFee = CFeeRate(0); // set nMinimumTotalFee to 0 to not accidentally pay a custom fee @@ -646,7 +646,7 @@ void SendCoinsDialog::updateSmartFeeLabel() if(!model || !model->getOptionsModel()) return; - int nBlocksToConfirm = ui->sliderSmartFee->maximum() - ui->sliderSmartFee->value() + 1; + int nBlocksToConfirm = ui->sliderSmartFee->maximum() - ui->sliderSmartFee->value() + 2; int estimateFoundAtBlocks = nBlocksToConfirm; CFeeRate feeRate = mempool.estimateSmartFee(nBlocksToConfirm, &estimateFoundAtBlocks); if (feeRate <= CFeeRate(0)) // not enough data => minfee diff --git a/src/qt/signverifymessagedialog.cpp b/src/qt/signverifymessagedialog.cpp index 3e42f3a7b0..e28a6b47af 100644 --- a/src/qt/signverifymessagedialog.cpp +++ b/src/qt/signverifymessagedialog.cpp @@ -12,7 +12,7 @@ #include "base58.h" #include "init.h" -#include "main.h" // For strMessageMagic +#include "validation.h" // For strMessageMagic #include "wallet/wallet.h" #include <string> diff --git a/src/qt/test/rpcnestedtests.cpp b/src/qt/test/rpcnestedtests.cpp index 3dae33bafb..69757f9a93 100644 --- a/src/qt/test/rpcnestedtests.cpp +++ b/src/qt/test/rpcnestedtests.cpp @@ -6,7 +6,7 @@ #include "chainparams.h" #include "consensus/validation.h" -#include "main.h" +#include "validation.h" #include "rpc/register.h" #include "rpc/server.h" #include "rpcconsole.h" diff --git a/src/qt/transactiondesc.cpp b/src/qt/transactiondesc.cpp index 65144e7865..e7d03a6119 100644 --- a/src/qt/transactiondesc.cpp +++ b/src/qt/transactiondesc.cpp @@ -11,7 +11,7 @@ #include "base58.h" #include "consensus/consensus.h" -#include "main.h" +#include "validation.h" #include "script/script.h" #include "timedata.h" #include "util.h" @@ -26,10 +26,10 @@ QString TransactionDesc::FormatTxStatus(const CWalletTx& wtx) AssertLockHeld(cs_main); if (!CheckFinalTx(wtx)) { - if (wtx.nLockTime < LOCKTIME_THRESHOLD) - return tr("Open for %n more block(s)", "", wtx.nLockTime - chainActive.Height()); + if (wtx.tx->nLockTime < LOCKTIME_THRESHOLD) + return tr("Open for %n more block(s)", "", wtx.tx->nLockTime - chainActive.Height()); else - return tr("Open until %1").arg(GUIUtil::dateTimeStr(wtx.nLockTime)); + return tr("Open until %1").arg(GUIUtil::dateTimeStr(wtx.tx->nLockTime)); } else { @@ -133,7 +133,7 @@ QString TransactionDesc::toHTML(CWallet *wallet, CWalletTx &wtx, TransactionReco // Coinbase // CAmount nUnmatured = 0; - BOOST_FOREACH(const CTxOut& txout, wtx.vout) + BOOST_FOREACH(const CTxOut& txout, wtx.tx->vout) nUnmatured += wallet->GetCredit(txout, ISMINE_ALL); strHTML += "<b>" + tr("Credit") + ":</b> "; if (wtx.IsInMainChain()) @@ -152,14 +152,14 @@ QString TransactionDesc::toHTML(CWallet *wallet, CWalletTx &wtx, TransactionReco else { isminetype fAllFromMe = ISMINE_SPENDABLE; - BOOST_FOREACH(const CTxIn& txin, wtx.vin) + BOOST_FOREACH(const CTxIn& txin, wtx.tx->vin) { isminetype mine = wallet->IsMine(txin); if(fAllFromMe > mine) fAllFromMe = mine; } isminetype fAllToMe = ISMINE_SPENDABLE; - BOOST_FOREACH(const CTxOut& txout, wtx.vout) + BOOST_FOREACH(const CTxOut& txout, wtx.tx->vout) { isminetype mine = wallet->IsMine(txout); if(fAllToMe > mine) fAllToMe = mine; @@ -173,7 +173,7 @@ QString TransactionDesc::toHTML(CWallet *wallet, CWalletTx &wtx, TransactionReco // // Debit // - BOOST_FOREACH(const CTxOut& txout, wtx.vout) + BOOST_FOREACH(const CTxOut& txout, wtx.tx->vout) { // Ignore change isminetype toSelf = wallet->IsMine(txout); @@ -212,7 +212,7 @@ QString TransactionDesc::toHTML(CWallet *wallet, CWalletTx &wtx, TransactionReco strHTML += "<b>" + tr("Total credit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, nValue) + "<br>"; } - CAmount nTxFee = nDebit - wtx.GetValueOut(); + CAmount nTxFee = nDebit - wtx.tx->GetValueOut(); if (nTxFee > 0) strHTML += "<b>" + tr("Transaction fee") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, -nTxFee) + "<br>"; } @@ -221,10 +221,10 @@ QString TransactionDesc::toHTML(CWallet *wallet, CWalletTx &wtx, TransactionReco // // Mixed debit transaction // - BOOST_FOREACH(const CTxIn& txin, wtx.vin) + BOOST_FOREACH(const CTxIn& txin, wtx.tx->vin) if (wallet->IsMine(txin)) strHTML += "<b>" + tr("Debit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, -wallet->GetDebit(txin, ISMINE_ALL)) + "<br>"; - BOOST_FOREACH(const CTxOut& txout, wtx.vout) + BOOST_FOREACH(const CTxOut& txout, wtx.tx->vout) if (wallet->IsMine(txout)) strHTML += "<b>" + tr("Credit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, wallet->GetCredit(txout, ISMINE_ALL)) + "<br>"; } @@ -241,7 +241,7 @@ QString TransactionDesc::toHTML(CWallet *wallet, CWalletTx &wtx, TransactionReco strHTML += "<br><b>" + tr("Comment") + ":</b><br>" + GUIUtil::HtmlEscape(wtx.mapValue["comment"], true) + "<br>"; strHTML += "<b>" + tr("Transaction ID") + ":</b> " + rec->getTxID() + "<br>"; - strHTML += "<b>" + tr("Transaction total size") + ":</b> " + QString::number(wtx.GetTotalSize()) + " bytes<br>"; + strHTML += "<b>" + tr("Transaction total size") + ":</b> " + QString::number(wtx.tx->GetTotalSize()) + " bytes<br>"; strHTML += "<b>" + tr("Output index") + ":</b> " + QString::number(rec->getOutputIndex()) + "<br>"; // Message from normal bitcoin:URI (bitcoin:123...?message=example) @@ -276,20 +276,20 @@ QString TransactionDesc::toHTML(CWallet *wallet, CWalletTx &wtx, TransactionReco if (fDebug) { strHTML += "<hr><br>" + tr("Debug information") + "<br><br>"; - BOOST_FOREACH(const CTxIn& txin, wtx.vin) + BOOST_FOREACH(const CTxIn& txin, wtx.tx->vin) if(wallet->IsMine(txin)) strHTML += "<b>" + tr("Debit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, -wallet->GetDebit(txin, ISMINE_ALL)) + "<br>"; - BOOST_FOREACH(const CTxOut& txout, wtx.vout) + BOOST_FOREACH(const CTxOut& txout, wtx.tx->vout) if(wallet->IsMine(txout)) strHTML += "<b>" + tr("Credit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, wallet->GetCredit(txout, ISMINE_ALL)) + "<br>"; strHTML += "<br><b>" + tr("Transaction") + ":</b><br>"; - strHTML += GUIUtil::HtmlEscape(wtx.ToString(), true); + strHTML += GUIUtil::HtmlEscape(wtx.tx->ToString(), true); strHTML += "<br><b>" + tr("Inputs") + ":</b>"; strHTML += "<ul>"; - BOOST_FOREACH(const CTxIn& txin, wtx.vin) + BOOST_FOREACH(const CTxIn& txin, wtx.tx->vin) { COutPoint prevout = txin.prevout; diff --git a/src/qt/transactionrecord.cpp b/src/qt/transactionrecord.cpp index 4fe47181f6..a1d1422317 100644 --- a/src/qt/transactionrecord.cpp +++ b/src/qt/transactionrecord.cpp @@ -6,7 +6,7 @@ #include "base58.h" #include "consensus/consensus.h" -#include "main.h" +#include "validation.h" #include "timedata.h" #include "wallet/wallet.h" @@ -47,7 +47,7 @@ QList<TransactionRecord> TransactionRecord::decomposeTransaction(const CWallet * // // Credit // - BOOST_FOREACH(const CTxOut& txout, wtx.vout) + BOOST_FOREACH(const CTxOut& txout, wtx.tx->vout) { isminetype mine = wallet->IsMine(txout); if(mine) @@ -83,7 +83,7 @@ QList<TransactionRecord> TransactionRecord::decomposeTransaction(const CWallet * { bool involvesWatchAddress = false; isminetype fAllFromMe = ISMINE_SPENDABLE; - BOOST_FOREACH(const CTxIn& txin, wtx.vin) + BOOST_FOREACH(const CTxIn& txin, wtx.tx->vin) { isminetype mine = wallet->IsMine(txin); if(mine & ISMINE_WATCH_ONLY) involvesWatchAddress = true; @@ -91,7 +91,7 @@ QList<TransactionRecord> TransactionRecord::decomposeTransaction(const CWallet * } isminetype fAllToMe = ISMINE_SPENDABLE; - BOOST_FOREACH(const CTxOut& txout, wtx.vout) + BOOST_FOREACH(const CTxOut& txout, wtx.tx->vout) { isminetype mine = wallet->IsMine(txout); if(mine & ISMINE_WATCH_ONLY) involvesWatchAddress = true; @@ -112,11 +112,11 @@ QList<TransactionRecord> TransactionRecord::decomposeTransaction(const CWallet * // // Debit // - CAmount nTxFee = nDebit - wtx.GetValueOut(); + CAmount nTxFee = nDebit - wtx.tx->GetValueOut(); - for (unsigned int nOut = 0; nOut < wtx.vout.size(); nOut++) + for (unsigned int nOut = 0; nOut < wtx.tx->vout.size(); nOut++) { - const CTxOut& txout = wtx.vout[nOut]; + const CTxOut& txout = wtx.tx->vout[nOut]; TransactionRecord sub(hash, nTime); sub.idx = parts.size(); sub.involvesWatchAddress = involvesWatchAddress; @@ -190,15 +190,15 @@ void TransactionRecord::updateStatus(const CWalletTx &wtx) if (!CheckFinalTx(wtx)) { - if (wtx.nLockTime < LOCKTIME_THRESHOLD) + if (wtx.tx->nLockTime < LOCKTIME_THRESHOLD) { status.status = TransactionStatus::OpenUntilBlock; - status.open_for = wtx.nLockTime - chainActive.Height(); + status.open_for = wtx.tx->nLockTime - chainActive.Height(); } else { status.status = TransactionStatus::OpenUntilDate; - status.open_for = wtx.nLockTime; + status.open_for = wtx.tx->nLockTime; } } // For generated transactions, determine maturity diff --git a/src/qt/transactiontablemodel.cpp b/src/qt/transactiontablemodel.cpp index 52261ff04b..da0742aa6a 100644 --- a/src/qt/transactiontablemodel.cpp +++ b/src/qt/transactiontablemodel.cpp @@ -14,7 +14,7 @@ #include "walletmodel.h" #include "core_io.h" -#include "main.h" +#include "validation.h" #include "sync.h" #include "uint256.h" #include "util.h" diff --git a/src/qt/walletmodel.cpp b/src/qt/walletmodel.cpp index 3490d1c1cc..afc72fae69 100644 --- a/src/qt/walletmodel.cpp +++ b/src/qt/walletmodel.cpp @@ -14,9 +14,11 @@ #include "base58.h" #include "keystore.h" -#include "main.h" +#include "validation.h" +#include "net.h" // for g_connman #include "sync.h" #include "ui_interface.h" +#include "util.h" // for GetBoolArg #include "wallet/wallet.h" #include "wallet/walletdb.h" // for BackupWallet @@ -65,7 +67,7 @@ CAmount WalletModel::getBalance(const CCoinControl *coinControl) const wallet->AvailableCoins(vCoins, true, coinControl); BOOST_FOREACH(const COutput& out, vCoins) if(out.fSpendable) - nBalance += out.tx->vout[out.i].nValue; + nBalance += out.tx->tx->vout[out.i].nValue; return nBalance; } @@ -333,9 +335,8 @@ WalletModel::SendCoinsReturn WalletModel::sendCoins(WalletModelTransaction &tran if(!wallet->CommitTransaction(*newTx, *keyChange, g_connman.get(), state)) return SendCoinsReturn(TransactionCommitFailed, QString::fromStdString(state.GetRejectReason())); - CTransaction* t = (CTransaction*)newTx; CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION); - ssTx << *t; + ssTx << *newTx->tx; transaction_array.append(&(ssTx[0]), ssTx.size()); } @@ -607,7 +608,7 @@ void WalletModel::listCoins(std::map<QString, std::vector<COutput> >& mapCoins) int nDepth = wallet->mapWallet[outpoint.hash].GetDepthInMainChain(); if (nDepth < 0) continue; COutput out(&wallet->mapWallet[outpoint.hash], outpoint.n, nDepth, true, true); - if (outpoint.n < out.tx->vout.size() && wallet->IsMine(out.tx->vout[outpoint.n]) == ISMINE_SPENDABLE) + if (outpoint.n < out.tx->tx->vout.size() && wallet->IsMine(out.tx->tx->vout[outpoint.n]) == ISMINE_SPENDABLE) vCoins.push_back(out); } @@ -615,14 +616,14 @@ void WalletModel::listCoins(std::map<QString, std::vector<COutput> >& mapCoins) { COutput cout = out; - while (wallet->IsChange(cout.tx->vout[cout.i]) && cout.tx->vin.size() > 0 && wallet->IsMine(cout.tx->vin[0])) + while (wallet->IsChange(cout.tx->tx->vout[cout.i]) && cout.tx->tx->vin.size() > 0 && wallet->IsMine(cout.tx->tx->vin[0])) { - if (!wallet->mapWallet.count(cout.tx->vin[0].prevout.hash)) break; - cout = COutput(&wallet->mapWallet[cout.tx->vin[0].prevout.hash], cout.tx->vin[0].prevout.n, 0, true, true); + if (!wallet->mapWallet.count(cout.tx->tx->vin[0].prevout.hash)) break; + cout = COutput(&wallet->mapWallet[cout.tx->tx->vin[0].prevout.hash], cout.tx->tx->vin[0].prevout.n, 0, true, true); } CTxDestination address; - if(!out.fSpendable || !ExtractDestination(cout.tx->vout[cout.i].scriptPubKey, address)) + if(!out.fSpendable || !ExtractDestination(cout.tx->tx->vout[cout.i].scriptPubKey, address)) continue; mapCoins[QString::fromStdString(CBitcoinAddress(address).ToString())].push_back(out); } diff --git a/src/qt/walletmodeltransaction.cpp b/src/qt/walletmodeltransaction.cpp index fdec6a1c86..f9a95bed42 100644 --- a/src/qt/walletmodeltransaction.cpp +++ b/src/qt/walletmodeltransaction.cpp @@ -64,7 +64,7 @@ void WalletModelTransaction::reassignAmounts(int nChangePosRet) if (out.amount() <= 0) continue; if (i == nChangePosRet) i++; - subtotal += walletTransaction->vout[i].nValue; + subtotal += walletTransaction->tx->vout[i].nValue; i++; } rcp.amount = subtotal; @@ -73,7 +73,7 @@ void WalletModelTransaction::reassignAmounts(int nChangePosRet) { if (i == nChangePosRet) i++; - rcp.amount = walletTransaction->vout[i].nValue; + rcp.amount = walletTransaction->tx->vout[i].nValue; i++; } } diff --git a/src/rest.cpp b/src/rest.cpp index 90cca6f480..6b6b7401f6 100644 --- a/src/rest.cpp +++ b/src/rest.cpp @@ -7,7 +7,7 @@ #include "chainparams.h" #include "primitives/block.h" #include "primitives/transaction.h" -#include "main.h" +#include "validation.h" #include "httpserver.h" #include "rpc/server.h" #include "streams.h" @@ -228,7 +228,7 @@ static bool rest_block(HTTPRequest* req, return RESTERR(req, HTTP_NOT_FOUND, hashStr + " not found"); } - CDataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION); + CDataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION | RPCSerializationFlags()); ssBlock << block; switch (rf) { @@ -363,12 +363,12 @@ static bool rest_tx(HTTPRequest* req, const std::string& strURIPart) if (!ParseHashStr(hashStr, hash)) return RESTERR(req, HTTP_BAD_REQUEST, "Invalid hash: " + hashStr); - CTransaction tx; + CTransactionRef tx; uint256 hashBlock = uint256(); if (!GetTransaction(hash, tx, Params().GetConsensus(), hashBlock, true)) return RESTERR(req, HTTP_NOT_FOUND, hashStr + " not found"); - CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION); + CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION | RPCSerializationFlags()); ssTx << tx; switch (rf) { @@ -388,7 +388,7 @@ static bool rest_tx(HTTPRequest* req, const std::string& strURIPart) case RF_JSON: { UniValue objTx(UniValue::VOBJ); - TxToJSON(tx, hashBlock, objTx); + TxToJSON(*tx, hashBlock, objTx); string strJSON = objTx.write() + "\n"; req->WriteHeader("Content-Type", "application/json"); req->WriteReply(HTTP_OK, strJSON); diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp index 733d14d24e..1139c2aa5c 100644 --- a/src/rpc/blockchain.cpp +++ b/src/rpc/blockchain.cpp @@ -9,7 +9,7 @@ #include "checkpoints.h" #include "coins.h" #include "consensus/validation.h" -#include "main.h" +#include "validation.h" #include "policy/policy.h" #include "primitives/transaction.h" #include "rpc/server.h" @@ -751,7 +751,7 @@ UniValue getblock(const JSONRPCRequest& request) if (!fVerbose) { - CDataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION); + CDataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION | RPCSerializationFlags()); ssBlock << block; std::string strHex = HexStr(ssBlock.begin(), ssBlock.end()); return strHex; @@ -1319,7 +1319,7 @@ UniValue invalidateblock(const JSONRPCRequest& request) } if (state.IsValid()) { - ActivateBestChain(state, Params(), NULL); + ActivateBestChain(state, Params()); } if (!state.IsValid()) { @@ -1357,7 +1357,7 @@ UniValue reconsiderblock(const JSONRPCRequest& request) } CValidationState state; - ActivateBestChain(state, Params(), NULL); + ActivateBestChain(state, Params()); if (!state.IsValid()) { throw JSONRPCError(RPC_DATABASE_ERROR, state.GetRejectReason()); diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp index f3cd1fbf0b..cb22dec342 100644 --- a/src/rpc/mining.cpp +++ b/src/rpc/mining.cpp @@ -12,7 +12,7 @@ #include "consensus/validation.h" #include "core_io.h" #include "init.h" -#include "main.h" +#include "validation.h" #include "miner.h" #include "net.h" #include "pow.h" @@ -131,7 +131,8 @@ UniValue generateBlocks(boost::shared_ptr<CReserveScript> coinbaseScript, int nG if (pblock->nNonce == nInnerLoopCount) { continue; } - if (!ProcessNewBlock(Params(), pblock, true, NULL, NULL)) + std::shared_ptr<const CBlock> shared_pblock = std::make_shared<const CBlock>(*pblock); + if (!ProcessNewBlock(Params(), shared_pblock, true, NULL, NULL)) throw JSONRPCError(RPC_INTERNAL_ERROR, "ProcessNewBlock, block not accepted"); ++nHeight; blockHashes.push_back(pblock->GetHash().GetHex()); @@ -728,7 +729,8 @@ UniValue submitblock(const JSONRPCRequest& request) + HelpExampleRpc("submitblock", "\"mydata\"") ); - CBlock block; + std::shared_ptr<CBlock> blockptr = std::make_shared<CBlock>(); + CBlock& block = *blockptr; if (!DecodeHexBlk(block, request.params[0].get_str())) throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed"); @@ -758,7 +760,7 @@ UniValue submitblock(const JSONRPCRequest& request) submitblock_StateCatcher sc(block.GetHash()); RegisterValidationInterface(&sc); - bool fAccepted = ProcessNewBlock(Params(), &block, true, NULL, NULL); + bool fAccepted = ProcessNewBlock(Params(), blockptr, true, NULL, NULL); UnregisterValidationInterface(&sc); if (fBlockPresent) { @@ -785,6 +787,8 @@ UniValue estimatefee(const JSONRPCRequest& request) "\n" "A negative value is returned if not enough transactions and blocks\n" "have been observed to make an estimate.\n" + "-1 is always returned for nblocks == 1 as it is impossible to calculate\n" + "a fee that is high enough to get reliably included in the next block.\n" "\nExample:\n" + HelpExampleCli("estimatefee", "6") ); diff --git a/src/rpc/misc.cpp b/src/rpc/misc.cpp index 3193985803..2aaee7f3f5 100644 --- a/src/rpc/misc.cpp +++ b/src/rpc/misc.cpp @@ -6,7 +6,7 @@ #include "base58.h" #include "clientversion.h" #include "init.h" -#include "main.h" +#include "validation.h" #include "net.h" #include "netbase.h" #include "rpc/server.h" diff --git a/src/rpc/net.cpp b/src/rpc/net.cpp index f57ba76d3a..53c0f993dc 100644 --- a/src/rpc/net.cpp +++ b/src/rpc/net.cpp @@ -6,8 +6,9 @@ #include "chainparams.h" #include "clientversion.h" -#include "main.h" +#include "validation.h" #include "net.h" +#include "net_processing.h" #include "netbase.h" #include "protocol.h" #include "sync.h" diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp index 370c021ea6..1229a00c5f 100644 --- a/src/rpc/rawtransaction.cpp +++ b/src/rpc/rawtransaction.cpp @@ -10,7 +10,7 @@ #include "core_io.h" #include "init.h" #include "keystore.h" -#include "main.h" +#include "validation.h" #include "merkleblock.h" #include "net.h" #include "policy/policy.h" @@ -218,19 +218,19 @@ UniValue getrawtransaction(const JSONRPCRequest& request) } } - CTransaction tx; + CTransactionRef tx; uint256 hashBlock; if (!GetTransaction(hash, tx, Params().GetConsensus(), hashBlock, true)) throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available about transaction"); - string strHex = EncodeHexTx(tx); + string strHex = EncodeHexTx(*tx, RPCSerializationFlags()); if (!fVerbose) return strHex; UniValue result(UniValue::VOBJ); result.push_back(Pair("hex", strHex)); - TxToJSON(tx, hashBlock, result); + TxToJSON(*tx, hashBlock, result); return result; } @@ -289,7 +289,7 @@ UniValue gettxoutproof(const JSONRPCRequest& request) if (pblockindex == NULL) { - CTransaction tx; + CTransactionRef tx; if (!GetTransaction(oneTxid, tx, Params().GetConsensus(), hashBlock, false) || hashBlock.IsNull()) throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Transaction not yet in block"); if (!mapBlockIndex.count(hashBlock)) @@ -520,13 +520,13 @@ UniValue decoderawtransaction(const JSONRPCRequest& request) LOCK(cs_main); RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VSTR)); - CTransaction tx; + CMutableTransaction mtx; - if (!DecodeHexTx(tx, request.params[0].get_str(), true)) + if (!DecodeHexTx(mtx, request.params[0].get_str(), true)) throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed"); UniValue result(UniValue::VOBJ); - TxToJSON(tx, uint256(), result); + TxToJSON(CTransaction(std::move(mtx)), uint256(), result); return result; } @@ -883,9 +883,10 @@ UniValue sendrawtransaction(const JSONRPCRequest& request) RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VSTR)(UniValue::VBOOL)); // parse hex string from parameter - CTransaction tx; - if (!DecodeHexTx(tx, request.params[0].get_str())) + CMutableTransaction mtx; + if (!DecodeHexTx(mtx, request.params[0].get_str())) throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed"); + CTransaction tx(std::move(mtx)); uint256 hashTx = tx.GetHash(); bool fLimitFree = false; diff --git a/src/rpc/server.cpp b/src/rpc/server.cpp index 164e0f00e2..2122819398 100644 --- a/src/rpc/server.cpp +++ b/src/rpc/server.cpp @@ -497,4 +497,12 @@ void RPCRunLater(const std::string& name, boost::function<void(void)> func, int6 deadlineTimers.emplace(name, std::unique_ptr<RPCTimerBase>(timerInterface->NewTimer(func, nSeconds*1000))); } +int RPCSerializationFlags() +{ + int flag = 0; + if (GetArg("-rpcserialversion", DEFAULT_RPC_SERIALIZE_VERSION) == 0) + flag |= SERIALIZE_TRANSACTION_NO_WITNESS; + return flag; +} + CRPCTable tableRPC; diff --git a/src/rpc/server.h b/src/rpc/server.h index c59886222c..4fac68a51f 100644 --- a/src/rpc/server.h +++ b/src/rpc/server.h @@ -19,6 +19,8 @@ #include <univalue.h> +static const unsigned int DEFAULT_RPC_SERIALIZE_VERSION = 1; + class CRPCCommand; namespace RPCServer @@ -198,4 +200,7 @@ void StopRPC(); std::string JSONRPCExecBatch(const UniValue& vReq); void RPCNotifyBlockChange(bool ibd, const CBlockIndex *); +// Retrieves any serialization flags requested in command line argument +int RPCSerializationFlags(); + #endif // BITCOIN_RPCSERVER_H diff --git a/src/script/bitcoinconsensus.cpp b/src/script/bitcoinconsensus.cpp index 069ac55bfb..036d6ca7bf 100644 --- a/src/script/bitcoinconsensus.cpp +++ b/src/script/bitcoinconsensus.cpp @@ -85,8 +85,7 @@ static int verify_script(const unsigned char *scriptPubKey, unsigned int scriptP } try { TxInputStream stream(SER_NETWORK, PROTOCOL_VERSION, txTo, txToLen); - CTransaction tx; - stream >> tx; + CTransaction tx(deserialize, stream); if (nIn >= tx.vin.size()) return set_error(err, bitcoinconsensus_ERR_TX_INDEX); if (GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION) != txToLen) diff --git a/src/test/DoS_tests.cpp b/src/test/DoS_tests.cpp index 6eed636080..a8c3c4ebb9 100644 --- a/src/test/DoS_tests.cpp +++ b/src/test/DoS_tests.cpp @@ -6,8 +6,8 @@ #include "chainparams.h" #include "keystore.h" -#include "main.h" #include "net.h" +#include "net_processing.h" #include "pow.h" #include "script/sign.h" #include "serialize.h" @@ -29,6 +29,7 @@ extern unsigned int LimitOrphanTxSize(unsigned int nMaxOrphans); struct COrphanTx { CTransaction tx; NodeId fromPeer; + int64_t nTimeExpire; }; extern std::map<uint256, COrphanTx> mapOrphanTransactions; extern std::map<uint256, std::set<uint256> > mapOrphanTransactionsByPrev; diff --git a/src/test/bloom_tests.cpp b/src/test/bloom_tests.cpp index 25fb9ea2b7..b15ff9e44b 100644 --- a/src/test/bloom_tests.cpp +++ b/src/test/bloom_tests.cpp @@ -30,15 +30,15 @@ BOOST_AUTO_TEST_CASE(bloom_create_insert_serialize) CBloomFilter filter(3, 0.01, 0, BLOOM_UPDATE_ALL); filter.insert(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")); - BOOST_CHECK_MESSAGE( filter.contains(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")), "BloomFilter doesn't contain just-inserted object!"); + BOOST_CHECK_MESSAGE( filter.contains(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")), "Bloom filter doesn't contain just-inserted object!"); // One bit different in first byte - BOOST_CHECK_MESSAGE(!filter.contains(ParseHex("19108ad8ed9bb6274d3980bab5a85c048f0950c8")), "BloomFilter contains something it shouldn't!"); + BOOST_CHECK_MESSAGE(!filter.contains(ParseHex("19108ad8ed9bb6274d3980bab5a85c048f0950c8")), "Bloom filter contains something it shouldn't!"); filter.insert(ParseHex("b5a2c786d9ef4658287ced5914b37a1b4aa32eee")); - BOOST_CHECK_MESSAGE(filter.contains(ParseHex("b5a2c786d9ef4658287ced5914b37a1b4aa32eee")), "BloomFilter doesn't contain just-inserted object (2)!"); + BOOST_CHECK_MESSAGE(filter.contains(ParseHex("b5a2c786d9ef4658287ced5914b37a1b4aa32eee")), "Bloom filter doesn't contain just-inserted object (2)!"); filter.insert(ParseHex("b9300670b4c5366e95b2699e8b18bc75e5f729c5")); - BOOST_CHECK_MESSAGE(filter.contains(ParseHex("b9300670b4c5366e95b2699e8b18bc75e5f729c5")), "BloomFilter doesn't contain just-inserted object (3)!"); + BOOST_CHECK_MESSAGE(filter.contains(ParseHex("b9300670b4c5366e95b2699e8b18bc75e5f729c5")), "Bloom filter doesn't contain just-inserted object (3)!"); CDataStream stream(SER_NETWORK, PROTOCOL_VERSION); stream << filter; @@ -51,9 +51,9 @@ BOOST_AUTO_TEST_CASE(bloom_create_insert_serialize) BOOST_CHECK_EQUAL_COLLECTIONS(stream.begin(), stream.end(), expected.begin(), expected.end()); - BOOST_CHECK_MESSAGE( filter.contains(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")), "BloomFilter doesn't contain just-inserted object!"); + BOOST_CHECK_MESSAGE( filter.contains(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")), "Bloom filter doesn't contain just-inserted object!"); filter.clear(); - BOOST_CHECK_MESSAGE( !filter.contains(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")), "BloomFilter should be empty!"); + BOOST_CHECK_MESSAGE( !filter.contains(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")), "Bloom filter should be empty!"); } BOOST_AUTO_TEST_CASE(bloom_create_insert_serialize_with_tweak) @@ -62,15 +62,15 @@ BOOST_AUTO_TEST_CASE(bloom_create_insert_serialize_with_tweak) CBloomFilter filter(3, 0.01, 2147483649UL, BLOOM_UPDATE_ALL); filter.insert(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")); - BOOST_CHECK_MESSAGE( filter.contains(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")), "BloomFilter doesn't contain just-inserted object!"); + BOOST_CHECK_MESSAGE( filter.contains(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")), "Bloom filter doesn't contain just-inserted object!"); // One bit different in first byte - BOOST_CHECK_MESSAGE(!filter.contains(ParseHex("19108ad8ed9bb6274d3980bab5a85c048f0950c8")), "BloomFilter contains something it shouldn't!"); + BOOST_CHECK_MESSAGE(!filter.contains(ParseHex("19108ad8ed9bb6274d3980bab5a85c048f0950c8")), "Bloom filter contains something it shouldn't!"); filter.insert(ParseHex("b5a2c786d9ef4658287ced5914b37a1b4aa32eee")); - BOOST_CHECK_MESSAGE(filter.contains(ParseHex("b5a2c786d9ef4658287ced5914b37a1b4aa32eee")), "BloomFilter doesn't contain just-inserted object (2)!"); + BOOST_CHECK_MESSAGE(filter.contains(ParseHex("b5a2c786d9ef4658287ced5914b37a1b4aa32eee")), "Bloom filter doesn't contain just-inserted object (2)!"); filter.insert(ParseHex("b9300670b4c5366e95b2699e8b18bc75e5f729c5")); - BOOST_CHECK_MESSAGE(filter.contains(ParseHex("b9300670b4c5366e95b2699e8b18bc75e5f729c5")), "BloomFilter doesn't contain just-inserted object (3)!"); + BOOST_CHECK_MESSAGE(filter.contains(ParseHex("b9300670b4c5366e95b2699e8b18bc75e5f729c5")), "Bloom filter doesn't contain just-inserted object (3)!"); CDataStream stream(SER_NETWORK, PROTOCOL_VERSION); stream << filter; @@ -114,16 +114,14 @@ BOOST_AUTO_TEST_CASE(bloom_create_insert_key) BOOST_AUTO_TEST_CASE(bloom_match) { // Random real transaction (b4749f017444b051c44dfd2720e88f314ff94f3dd6d56d40ef65854fcd7fff6b) - CTransaction tx; CDataStream stream(ParseHex("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"), SER_DISK, CLIENT_VERSION); - stream >> tx; + CTransaction tx(deserialize, stream); // and one which spends it (e2769b09e784f32f62ef849763d4f45b98e07ba658647343b915ff832b110436) unsigned char ch[] = {0x01, 0x00, 0x00, 0x00, 0x01, 0x6b, 0xff, 0x7f, 0xcd, 0x4f, 0x85, 0x65, 0xef, 0x40, 0x6d, 0xd5, 0xd6, 0x3d, 0x4f, 0xf9, 0x4f, 0x31, 0x8f, 0xe8, 0x20, 0x27, 0xfd, 0x4d, 0xc4, 0x51, 0xb0, 0x44, 0x74, 0x01, 0x9f, 0x74, 0xb4, 0x00, 0x00, 0x00, 0x00, 0x8c, 0x49, 0x30, 0x46, 0x02, 0x21, 0x00, 0xda, 0x0d, 0xc6, 0xae, 0xce, 0xfe, 0x1e, 0x06, 0xef, 0xdf, 0x05, 0x77, 0x37, 0x57, 0xde, 0xb1, 0x68, 0x82, 0x09, 0x30, 0xe3, 0xb0, 0xd0, 0x3f, 0x46, 0xf5, 0xfc, 0xf1, 0x50, 0xbf, 0x99, 0x0c, 0x02, 0x21, 0x00, 0xd2, 0x5b, 0x5c, 0x87, 0x04, 0x00, 0x76, 0xe4, 0xf2, 0x53, 0xf8, 0x26, 0x2e, 0x76, 0x3e, 0x2d, 0xd5, 0x1e, 0x7f, 0xf0, 0xbe, 0x15, 0x77, 0x27, 0xc4, 0xbc, 0x42, 0x80, 0x7f, 0x17, 0xbd, 0x39, 0x01, 0x41, 0x04, 0xe6, 0xc2, 0x6e, 0xf6, 0x7d, 0xc6, 0x10, 0xd2, 0xcd, 0x19, 0x24, 0x84, 0x78, 0x9a, 0x6c, 0xf9, 0xae, 0xa9, 0x93, 0x0b, 0x94, 0x4b, 0x7e, 0x2d, 0xb5, 0x34, 0x2b, 0x9d, 0x9e, 0x5b, 0x9f, 0xf7, 0x9a, 0xff, 0x9a, 0x2e, 0xe1, 0x97, 0x8d, 0xd7, 0xfd, 0x01, 0xdf, 0xc5, 0x22, 0xee, 0x02, 0x28, 0x3d, 0x3b, 0x06, 0xa9, 0xd0, 0x3a, 0xcf, 0x80, 0x96, 0x96, 0x8d, 0x7d, 0xbb, 0x0f, 0x91, 0x78, 0xff, 0xff, 0xff, 0xff, 0x02, 0x8b, 0xa7, 0x94, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x19, 0x76, 0xa9, 0x14, 0xba, 0xde, 0xec, 0xfd, 0xef, 0x05, 0x07, 0x24, 0x7f, 0xc8, 0xf7, 0x42, 0x41, 0xd7, 0x3b, 0xc0, 0x39, 0x97, 0x2d, 0x7b, 0x88, 0xac, 0x40, 0x94, 0xa8, 0x02, 0x00, 0x00, 0x00, 0x00, 0x19, 0x76, 0xa9, 0x14, 0xc1, 0x09, 0x32, 0x48, 0x3f, 0xec, 0x93, 0xed, 0x51, 0xf5, 0xfe, 0x95, 0xe7, 0x25, 0x59, 0xf2, 0xcc, 0x70, 0x43, 0xf9, 0x88, 0xac, 0x00, 0x00, 0x00, 0x00, 0x00}; vector<unsigned char> vch(ch, ch + sizeof(ch) -1); CDataStream spendStream(vch, SER_DISK, CLIENT_VERSION); - CTransaction spendingTx; - spendStream >> spendingTx; + CTransaction spendingTx(deserialize, spendStream); CBloomFilter filter(10, 0.000001, 0, BLOOM_UPDATE_ALL); filter.insert(uint256S("0xb4749f017444b051c44dfd2720e88f314ff94f3dd6d56d40ef65854fcd7fff6b")); diff --git a/src/test/coins_tests.cpp b/src/test/coins_tests.cpp index 82de302053..79dea00e46 100644 --- a/src/test/coins_tests.cpp +++ b/src/test/coins_tests.cpp @@ -8,7 +8,7 @@ #include "utilstrencodings.h" #include "test/test_bitcoin.h" #include "test/test_random.h" -#include "main.h" +#include "validation.h" #include "consensus/validation.h" #include <vector> diff --git a/src/test/main_tests.cpp b/src/test/main_tests.cpp index dbfbdd934f..697fbf792c 100644 --- a/src/test/main_tests.cpp +++ b/src/test/main_tests.cpp @@ -3,7 +3,8 @@ // file COPYING or http://www.opensource.org/licenses/mit-license.php. #include "chainparams.h" -#include "main.h" +#include "validation.h" +#include "net.h" #include "test/test_bitcoin.h" diff --git a/src/test/miner_tests.cpp b/src/test/miner_tests.cpp index 85a2e907c2..bc1bdd8874 100644 --- a/src/test/miner_tests.cpp +++ b/src/test/miner_tests.cpp @@ -7,7 +7,7 @@ #include "consensus/consensus.h" #include "consensus/merkle.h" #include "consensus/validation.h" -#include "main.h" +#include "validation.h" #include "miner.h" #include "pubkey.h" #include "script/standard.h" @@ -223,7 +223,8 @@ BOOST_AUTO_TEST_CASE(CreateNewBlock_validity) txFirst.push_back(pblock->vtx[0]); pblock->hashMerkleRoot = BlockMerkleRoot(*pblock); pblock->nNonce = blockinfo[i].nonce; - BOOST_CHECK(ProcessNewBlock(chainparams, pblock, true, NULL, NULL)); + std::shared_ptr<const CBlock> shared_pblock = std::make_shared<const CBlock>(*pblock); + BOOST_CHECK(ProcessNewBlock(chainparams, shared_pblock, true, NULL, NULL)); pblock->hashPrevBlock = pblock->GetHash(); } diff --git a/src/test/policyestimator_tests.cpp b/src/test/policyestimator_tests.cpp index 7dc8f226c9..c57feaec90 100644 --- a/src/test/policyestimator_tests.cpp +++ b/src/test/policyestimator_tests.cpp @@ -95,17 +95,22 @@ BOOST_AUTO_TEST_CASE(BlockPolicyEstimates) // Highest feerate is 10*baseRate and gets in all blocks, // second highest feerate is 9*baseRate and gets in 9/10 blocks = 90%, // third highest feerate is 8*base rate, and gets in 8/10 blocks = 80%, - // so estimateFee(1) should return 10*baseRate. + // so estimateFee(1) would return 10*baseRate but is hardcoded to return failure // Second highest feerate has 100% chance of being included by 2 blocks, // so estimateFee(2) should return 9*baseRate etc... for (int i = 1; i < 10;i++) { origFeeEst.push_back(mpool.estimateFee(i).GetFeePerK()); - if (i > 1) { // Fee estimates should be monotonically decreasing + if (i > 2) { // Fee estimates should be monotonically decreasing BOOST_CHECK(origFeeEst[i-1] <= origFeeEst[i-2]); } int mult = 11-i; - BOOST_CHECK(origFeeEst[i-1] < mult*baseRate.GetFeePerK() + deltaFee); - BOOST_CHECK(origFeeEst[i-1] > mult*baseRate.GetFeePerK() - deltaFee); + if (i > 1) { + BOOST_CHECK(origFeeEst[i-1] < mult*baseRate.GetFeePerK() + deltaFee); + BOOST_CHECK(origFeeEst[i-1] > mult*baseRate.GetFeePerK() - deltaFee); + } + else { + BOOST_CHECK(origFeeEst[i-1] == CFeeRate(0).GetFeePerK()); + } } // Mine 50 more blocks with no transactions happening, estimates shouldn't change @@ -113,7 +118,8 @@ BOOST_AUTO_TEST_CASE(BlockPolicyEstimates) while (blocknum < 250) mpool.removeForBlock(block, ++blocknum); - for (int i = 1; i < 10;i++) { + BOOST_CHECK(mpool.estimateFee(1) == CFeeRate(0)); + for (int i = 2; i < 10;i++) { BOOST_CHECK(mpool.estimateFee(i).GetFeePerK() < origFeeEst[i-1] + deltaFee); BOOST_CHECK(mpool.estimateFee(i).GetFeePerK() > origFeeEst[i-1] - deltaFee); } @@ -151,7 +157,8 @@ BOOST_AUTO_TEST_CASE(BlockPolicyEstimates) } mpool.removeForBlock(block, 265); block.clear(); - for (int i = 1; i < 10;i++) { + BOOST_CHECK(mpool.estimateFee(1) == CFeeRate(0)); + for (int i = 2; i < 10;i++) { BOOST_CHECK(mpool.estimateFee(i).GetFeePerK() > origFeeEst[i-1] - deltaFee); } @@ -172,7 +179,8 @@ BOOST_AUTO_TEST_CASE(BlockPolicyEstimates) mpool.removeForBlock(block, ++blocknum); block.clear(); } - for (int i = 1; i < 10; i++) { + BOOST_CHECK(mpool.estimateFee(1) == CFeeRate(0)); + for (int i = 2; i < 10; i++) { BOOST_CHECK(mpool.estimateFee(i).GetFeePerK() < origFeeEst[i-1] - deltaFee); } diff --git a/src/test/script_P2SH_tests.cpp b/src/test/script_P2SH_tests.cpp index 1a01593a8e..789cc70d7f 100644 --- a/src/test/script_P2SH_tests.cpp +++ b/src/test/script_P2SH_tests.cpp @@ -5,7 +5,7 @@ #include "core_io.h" #include "key.h" #include "keystore.h" -#include "main.h" +#include "validation.h" #include "policy/policy.h" #include "script/script.h" #include "script/script_error.h" diff --git a/src/test/script_tests.cpp b/src/test/script_tests.cpp index 3169afb13a..eb324d5a6b 100644 --- a/src/test/script_tests.cpp +++ b/src/test/script_tests.cpp @@ -276,7 +276,7 @@ private: //! The Witness embedded script CScript witscript; CScriptWitness scriptWitness; - CTransaction creditTx; + CTransactionRef creditTx; CMutableTransaction spendTx; bool havePush; std::vector<unsigned char> push; @@ -319,8 +319,8 @@ public: redeemscript = scriptPubKey; scriptPubKey = CScript() << OP_HASH160 << ToByteVector(CScriptID(redeemscript)) << OP_EQUAL; } - creditTx = BuildCreditingTransaction(scriptPubKey, nValue); - spendTx = BuildSpendingTransaction(CScript(), CScriptWitness(), creditTx); + creditTx = MakeTransactionRef(BuildCreditingTransaction(scriptPubKey, nValue)); + spendTx = BuildSpendingTransaction(CScript(), CScriptWitness(), *creditTx); } TestBuilder& ScriptError(ScriptError_t err) @@ -421,7 +421,7 @@ public: { TestBuilder copy = *this; // Make a copy so we can rollback the push. DoPush(); - DoTest(creditTx.vout[0].scriptPubKey, spendTx.vin[0].scriptSig, scriptWitness, flags, comment, scriptError, nValue); + DoTest(creditTx->vout[0].scriptPubKey, spendTx.vin[0].scriptSig, scriptWitness, flags, comment, scriptError, nValue); *this = copy; return *this; } @@ -447,7 +447,7 @@ public: array.push_back(wit); } array.push_back(FormatScript(spendTx.vin[0].scriptSig)); - array.push_back(FormatScript(creditTx.vout[0].scriptPubKey)); + array.push_back(FormatScript(creditTx->vout[0].scriptPubKey)); array.push_back(FormatScriptFlags(flags)); array.push_back(FormatScriptError((ScriptError_t)scriptError)); array.push_back(comment); @@ -461,7 +461,7 @@ public: const CScript& GetScriptPubKey() { - return creditTx.vout[0].scriptPubKey; + return creditTx->vout[0].scriptPubKey; } }; diff --git a/src/test/serialize_tests.cpp b/src/test/serialize_tests.cpp index bbadf57957..1dc86eb116 100644 --- a/src/test/serialize_tests.cpp +++ b/src/test/serialize_tests.cpp @@ -21,10 +21,10 @@ protected: bool boolval; std::string stringval; const char* charstrval; - CTransaction txval; + CTransactionRef txval; public: CSerializeMethodsTestSingle() = default; - CSerializeMethodsTestSingle(int intvalin, bool boolvalin, std::string stringvalin, const char* charstrvalin, CTransaction txvalin) : intval(intvalin), boolval(boolvalin), stringval(std::move(stringvalin)), charstrval(charstrvalin), txval(txvalin){} + CSerializeMethodsTestSingle(int intvalin, bool boolvalin, std::string stringvalin, const char* charstrvalin, CTransaction txvalin) : intval(intvalin), boolval(boolvalin), stringval(std::move(stringvalin)), charstrval(charstrvalin), txval(MakeTransactionRef(txvalin)){} ADD_SERIALIZE_METHODS; template <typename Stream, typename Operation> @@ -42,7 +42,7 @@ public: boolval == rhs.boolval && \ stringval == rhs.stringval && \ strcmp(charstrval, rhs.charstrval) == 0 && \ - txval == rhs.txval; + *txval == *rhs.txval; } }; diff --git a/src/test/sighash_tests.cpp b/src/test/sighash_tests.cpp index 3bc8341b02..a524f5b946 100644 --- a/src/test/sighash_tests.cpp +++ b/src/test/sighash_tests.cpp @@ -5,7 +5,7 @@ #include "consensus/validation.h" #include "data/sighash.json.h" #include "hash.h" -#include "main.h" // For CheckTransaction +#include "validation.h" // For CheckTransaction #include "script/interpreter.h" #include "script/script.h" #include "serialize.h" @@ -184,7 +184,7 @@ BOOST_AUTO_TEST_CASE(sighash_from_data) std::string raw_tx, raw_script, sigHashHex; int nIn, nHashType; uint256 sh; - CTransaction tx; + CTransactionRef tx; CScript scriptCode = CScript(); try { @@ -199,7 +199,7 @@ BOOST_AUTO_TEST_CASE(sighash_from_data) stream >> tx; CValidationState state; - BOOST_CHECK_MESSAGE(CheckTransaction(tx, state), strTest); + BOOST_CHECK_MESSAGE(CheckTransaction(*tx, state), strTest); BOOST_CHECK(state.IsValid()); std::vector<unsigned char> raw = ParseHex(raw_script); @@ -209,7 +209,7 @@ BOOST_AUTO_TEST_CASE(sighash_from_data) continue; } - sh = SignatureHash(scriptCode, tx, nIn, nHashType, 0, SIGVERSION_BASE); + sh = SignatureHash(scriptCode, *tx, nIn, nHashType, 0, SIGVERSION_BASE); BOOST_CHECK_MESSAGE(sh.GetHex() == sigHashHex, strTest); } } diff --git a/src/test/sigopcount_tests.cpp b/src/test/sigopcount_tests.cpp index e8a63ae60c..2e974cc612 100644 --- a/src/test/sigopcount_tests.cpp +++ b/src/test/sigopcount_tests.cpp @@ -2,7 +2,7 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "main.h" +#include "validation.h" #include "pubkey.h" #include "key.h" #include "script/script.h" diff --git a/src/test/test_bitcoin.cpp b/src/test/test_bitcoin.cpp index 6cbe314a76..139389117a 100644 --- a/src/test/test_bitcoin.cpp +++ b/src/test/test_bitcoin.cpp @@ -10,8 +10,9 @@ #include "consensus/consensus.h" #include "consensus/validation.h" #include "key.h" -#include "main.h" +#include "validation.h" #include "miner.h" +#include "net_processing.h" #include "pubkey.h" #include "random.h" #include "txdb.h" @@ -126,7 +127,8 @@ TestChain100Setup::CreateAndProcessBlock(const std::vector<CMutableTransaction>& while (!CheckProofOfWork(block.GetHash(), block.nBits, chainparams.GetConsensus())) ++block.nNonce; - ProcessNewBlock(chainparams, &block, true, NULL, NULL); + std::shared_ptr<const CBlock> shared_pblock = std::make_shared<const CBlock>(block); + ProcessNewBlock(chainparams, shared_pblock, true, NULL, NULL); CBlock result = block; return result; diff --git a/src/test/transaction_tests.cpp b/src/test/transaction_tests.cpp index 34d9547f3d..ae5406ef7e 100644 --- a/src/test/transaction_tests.cpp +++ b/src/test/transaction_tests.cpp @@ -12,7 +12,7 @@ #include "core_io.h" #include "key.h" #include "keystore.h" -#include "main.h" // For CheckTransaction +#include "validation.h" // For CheckTransaction #include "policy/policy.h" #include "script/script.h" #include "script/sign.h" @@ -150,8 +150,7 @@ BOOST_AUTO_TEST_CASE(tx_valid) string transaction = test[1].get_str(); CDataStream stream(ParseHex(transaction), SER_NETWORK, PROTOCOL_VERSION); - CTransaction tx; - stream >> tx; + CTransaction tx(deserialize, stream); CValidationState state; BOOST_CHECK_MESSAGE(CheckTransaction(tx, state), strTest); @@ -236,8 +235,7 @@ BOOST_AUTO_TEST_CASE(tx_invalid) string transaction = test[1].get_str(); CDataStream stream(ParseHex(transaction), SER_NETWORK, PROTOCOL_VERSION ); - CTransaction tx; - stream >> tx; + CTransaction tx(deserialize, stream); CValidationState state; fValid = CheckTransaction(tx, state) && state.IsValid(); @@ -346,7 +344,7 @@ BOOST_AUTO_TEST_CASE(test_Get) BOOST_CHECK_EQUAL(coins.GetValueIn(t1), (50+21+22)*CENT); } -void CreateCreditAndSpend(const CKeyStore& keystore, const CScript& outscript, CTransaction& output, CMutableTransaction& input, bool success = true) +void CreateCreditAndSpend(const CKeyStore& keystore, const CScript& outscript, CTransactionRef& output, CMutableTransaction& input, bool success = true) { CMutableTransaction outputm; outputm.nVersion = 1; @@ -360,22 +358,22 @@ void CreateCreditAndSpend(const CKeyStore& keystore, const CScript& outscript, C CDataStream ssout(SER_NETWORK, PROTOCOL_VERSION); ssout << outputm; ssout >> output; - assert(output.vin.size() == 1); - assert(output.vin[0] == outputm.vin[0]); - assert(output.vout.size() == 1); - assert(output.vout[0] == outputm.vout[0]); - assert(output.wit.vtxinwit.size() == 0); + assert(output->vin.size() == 1); + assert(output->vin[0] == outputm.vin[0]); + assert(output->vout.size() == 1); + assert(output->vout[0] == outputm.vout[0]); + assert(output->wit.vtxinwit.size() == 0); CMutableTransaction inputm; inputm.nVersion = 1; inputm.vin.resize(1); - inputm.vin[0].prevout.hash = output.GetHash(); + inputm.vin[0].prevout.hash = output->GetHash(); inputm.vin[0].prevout.n = 0; inputm.wit.vtxinwit.resize(1); inputm.vout.resize(1); inputm.vout[0].nValue = 1; inputm.vout[0].scriptPubKey = CScript(); - bool ret = SignSignature(keystore, output, inputm, 0, SIGHASH_ALL); + bool ret = SignSignature(keystore, *output, inputm, 0, SIGHASH_ALL); assert(ret == success); CDataStream ssin(SER_NETWORK, PROTOCOL_VERSION); ssin << inputm; @@ -393,11 +391,11 @@ void CreateCreditAndSpend(const CKeyStore& keystore, const CScript& outscript, C } } -void CheckWithFlag(const CTransaction& output, const CMutableTransaction& input, int flags, bool success) +void CheckWithFlag(const CTransactionRef& output, const CMutableTransaction& input, int flags, bool success) { ScriptError error; CTransaction inputi(input); - bool ret = VerifyScript(inputi.vin[0].scriptSig, output.vout[0].scriptPubKey, inputi.wit.vtxinwit.size() > 0 ? &inputi.wit.vtxinwit[0].scriptWitness : NULL, flags, TransactionSignatureChecker(&inputi, 0, output.vout[0].nValue), &error); + bool ret = VerifyScript(inputi.vin[0].scriptSig, output->vout[0].scriptPubKey, inputi.wit.vtxinwit.size() > 0 ? &inputi.wit.vtxinwit[0].scriptWitness : NULL, flags, TransactionSignatureChecker(&inputi, 0, output->vout[0].nValue), &error); assert(ret == success); } @@ -466,10 +464,10 @@ BOOST_AUTO_TEST_CASE(test_big_witness_transaction) { assert(hashSigned); } - CTransaction tx; CDataStream ssout(SER_NETWORK, PROTOCOL_VERSION); - WithOrVersion(&ssout, 0) << mtx; - WithOrVersion(&ssout, 0) >> tx; + auto vstream = WithOrVersion(&ssout, 0); + vstream << mtx; + CTransaction tx(deserialize, vstream); // check all inputs concurrently, with the cache PrecomputedTransactionData txdata(tx); @@ -547,7 +545,7 @@ BOOST_AUTO_TEST_CASE(test_witness) keystore2.AddCScript(GetScriptForWitness(scriptMulti)); keystore2.AddKeyPubKey(key3, pubkey3); - CTransaction output1, output2; + CTransactionRef output1, output2; CMutableTransaction input1, input2; SignatureData sigdata; @@ -639,8 +637,8 @@ BOOST_AUTO_TEST_CASE(test_witness) CheckWithFlag(output1, input1, 0, false); CreateCreditAndSpend(keystore2, scriptMulti, output2, input2, false); CheckWithFlag(output2, input2, 0, false); - BOOST_CHECK(output1 == output2); - UpdateTransaction(input1, 0, CombineSignatures(output1.vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1.vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0))); + BOOST_CHECK(*output1 == *output2); + UpdateTransaction(input1, 0, CombineSignatures(output1->vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1->vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0))); CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true); // P2SH 2-of-2 multisig @@ -650,8 +648,8 @@ BOOST_AUTO_TEST_CASE(test_witness) CreateCreditAndSpend(keystore2, GetScriptForDestination(CScriptID(scriptMulti)), output2, input2, false); CheckWithFlag(output2, input2, 0, true); CheckWithFlag(output2, input2, SCRIPT_VERIFY_P2SH, false); - BOOST_CHECK(output1 == output2); - UpdateTransaction(input1, 0, CombineSignatures(output1.vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1.vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0))); + BOOST_CHECK(*output1 == *output2); + UpdateTransaction(input1, 0, CombineSignatures(output1->vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1->vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0))); CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH, true); CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true); @@ -662,8 +660,8 @@ BOOST_AUTO_TEST_CASE(test_witness) CreateCreditAndSpend(keystore2, GetScriptForWitness(scriptMulti), output2, input2, false); CheckWithFlag(output2, input2, 0, true); CheckWithFlag(output2, input2, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, false); - BOOST_CHECK(output1 == output2); - UpdateTransaction(input1, 0, CombineSignatures(output1.vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1.vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0))); + BOOST_CHECK(*output1 == *output2); + UpdateTransaction(input1, 0, CombineSignatures(output1->vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1->vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0))); CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true); CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true); @@ -674,8 +672,8 @@ BOOST_AUTO_TEST_CASE(test_witness) CreateCreditAndSpend(keystore2, GetScriptForDestination(CScriptID(GetScriptForWitness(scriptMulti))), output2, input2, false); CheckWithFlag(output2, input2, SCRIPT_VERIFY_P2SH, true); CheckWithFlag(output2, input2, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, false); - BOOST_CHECK(output1 == output2); - UpdateTransaction(input1, 0, CombineSignatures(output1.vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1.vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0))); + BOOST_CHECK(*output1 == *output2); + UpdateTransaction(input1, 0, CombineSignatures(output1->vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1->vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0))); CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true); CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true); } diff --git a/src/test/txvalidationcache_tests.cpp b/src/test/txvalidationcache_tests.cpp index 76e4e7a4be..55b4d28fb2 100644 --- a/src/test/txvalidationcache_tests.cpp +++ b/src/test/txvalidationcache_tests.cpp @@ -4,7 +4,7 @@ #include "consensus/validation.h" #include "key.h" -#include "main.h" +#include "validation.h" #include "miner.h" #include "pubkey.h" #include "txmempool.h" diff --git a/src/test/versionbits_tests.cpp b/src/test/versionbits_tests.cpp index c05d593ed6..bae0eff7e5 100644 --- a/src/test/versionbits_tests.cpp +++ b/src/test/versionbits_tests.cpp @@ -7,7 +7,7 @@ #include "test/test_bitcoin.h" #include "test/test_random.h" #include "chainparams.h" -#include "main.h" +#include "validation.h" #include "consensus/params.h" #include <boost/test/unit_test.hpp> diff --git a/src/txmempool.cpp b/src/txmempool.cpp index 417a88cbef..c035a84db5 100644 --- a/src/txmempool.cpp +++ b/src/txmempool.cpp @@ -8,7 +8,7 @@ #include "clientversion.h" #include "consensus/consensus.h" #include "consensus/validation.h" -#include "main.h" +#include "validation.h" #include "policy/policy.h" #include "policy/fees.h" #include "streams.h" diff --git a/src/util.cpp b/src/util.cpp index 332e077627..014013d214 100644 --- a/src/util.cpp +++ b/src/util.cpp @@ -258,7 +258,7 @@ bool LogAcceptCategory(const char* category) * suppress printing of the timestamp when multiple calls are made that don't * end in a newline. Initialize it to true, and hold it, in the calling context. */ -static std::string LogTimestampStr(const std::string &str, bool *fStartedNewLine) +static std::string LogTimestampStr(const std::string &str, std::atomic_bool *fStartedNewLine) { string strStamped; @@ -285,7 +285,7 @@ static std::string LogTimestampStr(const std::string &str, bool *fStartedNewLine int LogPrintStr(const std::string &str) { int ret = 0; // Returns total number of characters written - static bool fStartedNewLine = true; + static std::atomic_bool fStartedNewLine(true); string strTimestamped = LogTimestampStr(str, &fStartedNewLine); diff --git a/src/utiltime.cpp b/src/utiltime.cpp index da590f8889..51d545ef8a 100644 --- a/src/utiltime.cpp +++ b/src/utiltime.cpp @@ -74,8 +74,9 @@ void MilliSleep(int64_t n) std::string DateTimeStrFormat(const char* pszFormat, int64_t nTime) { + static std::locale classic(std::locale::classic()); // std::locale takes ownership of the pointer - std::locale loc(std::locale::classic(), new boost::posix_time::time_facet(pszFormat)); + std::locale loc(classic, new boost::posix_time::time_facet(pszFormat)); std::stringstream ss; ss.imbue(loc); ss << boost::posix_time::from_time_t(nTime); diff --git a/src/main.cpp b/src/validation.cpp index 274bf6fdda..c1efa8bc17 100644 --- a/src/main.cpp +++ b/src/validation.cpp @@ -3,11 +3,9 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "main.h" +#include "validation.h" -#include "addrman.h" #include "arith_uint256.h" -#include "blockencodings.h" #include "chainparams.h" #include "checkpoints.h" #include "checkqueue.h" @@ -16,10 +14,6 @@ #include "consensus/validation.h" #include "hash.h" #include "init.h" -#include "merkleblock.h" -#include "net.h" -#include "netmessagemaker.h" -#include "netbase.h" #include "policy/fees.h" #include "policy/policy.h" #include "pow.h" @@ -29,6 +23,7 @@ #include "script/script.h" #include "script/sigcache.h" #include "script/standard.h" +#include "timedata.h" #include "tinyformat.h" #include "txdb.h" #include "txmempool.h" @@ -65,7 +60,6 @@ CCriticalSection cs_main; BlockMap mapBlockIndex; CChain chainActive; CBlockIndex *pindexBestHeader = NULL; -int64_t nTimeBestReceived = 0; // Used only to inform the wallet of when we last received a block CWaitableCriticalSection csBestBlock; CConditionVariable cvBlockChange; int nScriptCheckThreads = 0; @@ -88,25 +82,6 @@ CFeeRate minRelayTxFee = CFeeRate(DEFAULT_MIN_RELAY_TX_FEE); CAmount maxTxFee = DEFAULT_TRANSACTION_MAXFEE; CTxMemPool mempool(::minRelayTxFee); -FeeFilterRounder filterRounder(::minRelayTxFee); - -struct IteratorComparator -{ - template<typename I> - bool operator()(const I& a, const I& b) - { - return &(*a) < &(*b); - } -}; - -struct COrphanTx { - CTransaction tx; - NodeId fromPeer; - int64_t nTimeExpire; -}; -map<uint256, COrphanTx> mapOrphanTransactions GUARDED_BY(cs_main); -map<COutPoint, set<map<uint256, COrphanTx>::iterator, IteratorComparator>> mapOrphanTransactionsByPrev GUARDED_BY(cs_main); -void EraseOrphansFor(NodeId peer) EXCLUSIVE_LOCKS_REQUIRED(cs_main); static void CheckBlockIndex(const Consensus::Params& consensusParams); @@ -115,8 +90,6 @@ CScript COINBASE_FLAGS; const string strMessageMagic = "Bitcoin Signed Message:\n"; -static const uint64_t RANDOMIZER_ID_ADDRESS_RELAY = 0x3cac0035b5866b90ULL; // SHA256("main address relay")[0:8] - // Internal stuff namespace { @@ -149,8 +122,6 @@ namespace { * missing the data for the block. */ set<CBlockIndex*, CBlockIndexWorkComparator> setBlockIndexCandidates; - /** Number of nodes with fSyncStarted. */ - int nSyncStarted = 0; /** All pairs A->B, where A (or one of its ancestors) misses transactions, but B has transactions. * Pruned nodes may have entries where B is missing data. */ @@ -177,527 +148,13 @@ namespace { /** chainwork for the last block that preciousblock has been applied to. */ arith_uint256 nLastPreciousChainwork = 0; - /** - * Sources of received blocks, saved to be able to send them reject - * messages or ban them when processing happens afterwards. Protected by - * cs_main. - * Set mapBlockSource[hash].second to false if the node should not be - * punished if the block is invalid. - */ - map<uint256, std::pair<NodeId, bool>> mapBlockSource; - - /** - * Filter for transactions that were recently rejected by - * AcceptToMemoryPool. These are not rerequested until the chain tip - * changes, at which point the entire filter is reset. Protected by - * cs_main. - * - * Without this filter we'd be re-requesting txs from each of our peers, - * increasing bandwidth consumption considerably. For instance, with 100 - * peers, half of which relay a tx we don't accept, that might be a 50x - * bandwidth increase. A flooding attacker attempting to roll-over the - * filter using minimum-sized, 60byte, transactions might manage to send - * 1000/sec if we have fast peers, so we pick 120,000 to give our peers a - * two minute window to send invs to us. - * - * Decreasing the false positive rate is fairly cheap, so we pick one in a - * million to make it highly unlikely for users to have issues with this - * filter. - * - * Memory used: 1.3 MB - */ - std::unique_ptr<CRollingBloomFilter> recentRejects; - uint256 hashRecentRejectsChainTip; - - /** Blocks that are in flight, and that are in the queue to be downloaded. Protected by cs_main. */ - struct QueuedBlock { - uint256 hash; - CBlockIndex* pindex; //!< Optional. - bool fValidatedHeaders; //!< Whether this block has validated headers at the time of request. - std::unique_ptr<PartiallyDownloadedBlock> partialBlock; //!< Optional, used for CMPCTBLOCK downloads - }; - map<uint256, pair<NodeId, list<QueuedBlock>::iterator> > mapBlocksInFlight; - - /** Stack of nodes which we have set to announce using compact blocks */ - list<NodeId> lNodesAnnouncingHeaderAndIDs; - - /** Number of preferable block download peers. */ - int nPreferredDownload = 0; - /** Dirty block index entries. */ set<CBlockIndex*> setDirtyBlockIndex; /** Dirty block file entries. */ set<int> setDirtyFileInfo; - - /** Number of peers from which we're downloading blocks. */ - int nPeersWithValidatedDownloads = 0; - - /** Relay map, protected by cs_main. */ - typedef std::map<uint256, CTransactionRef> MapRelay; - MapRelay mapRelay; - /** Expiration-time ordered list of (expire time, relay map entry) pairs, protected by cs_main). */ - std::deque<std::pair<int64_t, MapRelay::iterator>> vRelayExpiration; -} // anon namespace - -////////////////////////////////////////////////////////////////////////////// -// -// Registration of network node signals. -// - -namespace { - -struct CBlockReject { - unsigned char chRejectCode; - string strRejectReason; - uint256 hashBlock; -}; - -/** - * Maintain validation-specific state about nodes, protected by cs_main, instead - * by CNode's own locks. This simplifies asynchronous operation, where - * processing of incoming data is done after the ProcessMessage call returns, - * and we're no longer holding the node's locks. - */ -struct CNodeState { - //! The peer's address - const CService address; - //! Whether we have a fully established connection. - bool fCurrentlyConnected; - //! Accumulated misbehaviour score for this peer. - int nMisbehavior; - //! Whether this peer should be disconnected and banned (unless whitelisted). - bool fShouldBan; - //! String name of this peer (debugging/logging purposes). - const std::string name; - //! List of asynchronously-determined block rejections to notify this peer about. - std::vector<CBlockReject> rejects; - //! The best known block we know this peer has announced. - CBlockIndex *pindexBestKnownBlock; - //! The hash of the last unknown block this peer has announced. - uint256 hashLastUnknownBlock; - //! The last full block we both have. - CBlockIndex *pindexLastCommonBlock; - //! The best header we have sent our peer. - CBlockIndex *pindexBestHeaderSent; - //! Length of current-streak of unconnecting headers announcements - int nUnconnectingHeaders; - //! Whether we've started headers synchronization with this peer. - bool fSyncStarted; - //! Since when we're stalling block download progress (in microseconds), or 0. - int64_t nStallingSince; - list<QueuedBlock> vBlocksInFlight; - //! When the first entry in vBlocksInFlight started downloading. Don't care when vBlocksInFlight is empty. - int64_t nDownloadingSince; - int nBlocksInFlight; - int nBlocksInFlightValidHeaders; - //! Whether we consider this a preferred download peer. - bool fPreferredDownload; - //! Whether this peer wants invs or headers (when possible) for block announcements. - bool fPreferHeaders; - //! Whether this peer wants invs or cmpctblocks (when possible) for block announcements. - bool fPreferHeaderAndIDs; - /** - * Whether this peer will send us cmpctblocks if we request them. - * This is not used to gate request logic, as we really only care about fSupportsDesiredCmpctVersion, - * but is used as a flag to "lock in" the version of compact blocks (fWantsCmpctWitness) we send. - */ - bool fProvidesHeaderAndIDs; - //! Whether this peer can give us witnesses - bool fHaveWitness; - //! Whether this peer wants witnesses in cmpctblocks/blocktxns - bool fWantsCmpctWitness; - /** - * If we've announced NODE_WITNESS to this peer: whether the peer sends witnesses in cmpctblocks/blocktxns, - * otherwise: whether this peer sends non-witnesses in cmpctblocks/blocktxns. - */ - bool fSupportsDesiredCmpctVersion; - - CNodeState(CAddress addrIn, std::string addrNameIn) : address(addrIn), name(addrNameIn) { - fCurrentlyConnected = false; - nMisbehavior = 0; - fShouldBan = false; - pindexBestKnownBlock = NULL; - hashLastUnknownBlock.SetNull(); - pindexLastCommonBlock = NULL; - pindexBestHeaderSent = NULL; - nUnconnectingHeaders = 0; - fSyncStarted = false; - nStallingSince = 0; - nDownloadingSince = 0; - nBlocksInFlight = 0; - nBlocksInFlightValidHeaders = 0; - fPreferredDownload = false; - fPreferHeaders = false; - fPreferHeaderAndIDs = false; - fProvidesHeaderAndIDs = false; - fHaveWitness = false; - fWantsCmpctWitness = false; - fSupportsDesiredCmpctVersion = false; - } -}; - -/** Map maintaining per-node state. Requires cs_main. */ -map<NodeId, CNodeState> mapNodeState; - -// Requires cs_main. -CNodeState *State(NodeId pnode) { - map<NodeId, CNodeState>::iterator it = mapNodeState.find(pnode); - if (it == mapNodeState.end()) - return NULL; - return &it->second; -} - -void UpdatePreferredDownload(CNode* node, CNodeState* state) -{ - nPreferredDownload -= state->fPreferredDownload; - - // Whether this node should be marked as a preferred download node. - state->fPreferredDownload = (!node->fInbound || node->fWhitelisted) && !node->fOneShot && !node->fClient; - - nPreferredDownload += state->fPreferredDownload; -} - -void PushNodeVersion(CNode *pnode, CConnman& connman, int64_t nTime) -{ - ServiceFlags nLocalNodeServices = pnode->GetLocalServices(); - uint64_t nonce = pnode->GetLocalNonce(); - int nNodeStartingHeight = pnode->GetMyStartingHeight(); - NodeId nodeid = pnode->GetId(); - CAddress addr = pnode->addr; - - CAddress addrYou = (addr.IsRoutable() && !IsProxy(addr) ? addr : CAddress(CService(), addr.nServices)); - CAddress addrMe = CAddress(CService(), nLocalNodeServices); - - connman.PushMessage(pnode, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::VERSION, PROTOCOL_VERSION, (uint64_t)nLocalNodeServices, nTime, addrYou, addrMe, - nonce, strSubVersion, nNodeStartingHeight, ::fRelayTxes)); - - if (fLogIPs) - LogPrint("net", "send version message: version %d, blocks=%d, us=%s, them=%s, peer=%d\n", PROTOCOL_VERSION, nNodeStartingHeight, addrMe.ToString(), addrYou.ToString(), nodeid); - else - LogPrint("net", "send version message: version %d, blocks=%d, us=%s, peer=%d\n", PROTOCOL_VERSION, nNodeStartingHeight, addrMe.ToString(), nodeid); -} - -void InitializeNode(CNode *pnode, CConnman& connman) { - CAddress addr = pnode->addr; - std::string addrName = pnode->addrName; - NodeId nodeid = pnode->GetId(); - { - LOCK(cs_main); - mapNodeState.emplace_hint(mapNodeState.end(), std::piecewise_construct, std::forward_as_tuple(nodeid), std::forward_as_tuple(addr, std::move(addrName))); - } - if(!pnode->fInbound) - PushNodeVersion(pnode, connman, GetTime()); -} - -void FinalizeNode(NodeId nodeid, bool& fUpdateConnectionTime) { - fUpdateConnectionTime = false; - LOCK(cs_main); - CNodeState *state = State(nodeid); - - if (state->fSyncStarted) - nSyncStarted--; - - if (state->nMisbehavior == 0 && state->fCurrentlyConnected) { - fUpdateConnectionTime = true; - } - - BOOST_FOREACH(const QueuedBlock& entry, state->vBlocksInFlight) { - mapBlocksInFlight.erase(entry.hash); - } - EraseOrphansFor(nodeid); - nPreferredDownload -= state->fPreferredDownload; - nPeersWithValidatedDownloads -= (state->nBlocksInFlightValidHeaders != 0); - assert(nPeersWithValidatedDownloads >= 0); - - mapNodeState.erase(nodeid); - - if (mapNodeState.empty()) { - // Do a consistency check after the last peer is removed. - assert(mapBlocksInFlight.empty()); - assert(nPreferredDownload == 0); - assert(nPeersWithValidatedDownloads == 0); - } -} - -// Requires cs_main. -// Returns a bool indicating whether we requested this block. -// Also used if a block was /not/ received and timed out or started with another peer -bool MarkBlockAsReceived(const uint256& hash) { - map<uint256, pair<NodeId, list<QueuedBlock>::iterator> >::iterator itInFlight = mapBlocksInFlight.find(hash); - if (itInFlight != mapBlocksInFlight.end()) { - CNodeState *state = State(itInFlight->second.first); - state->nBlocksInFlightValidHeaders -= itInFlight->second.second->fValidatedHeaders; - if (state->nBlocksInFlightValidHeaders == 0 && itInFlight->second.second->fValidatedHeaders) { - // Last validated block on the queue was received. - nPeersWithValidatedDownloads--; - } - if (state->vBlocksInFlight.begin() == itInFlight->second.second) { - // First block on the queue was received, update the start download time for the next one - state->nDownloadingSince = std::max(state->nDownloadingSince, GetTimeMicros()); - } - state->vBlocksInFlight.erase(itInFlight->second.second); - state->nBlocksInFlight--; - state->nStallingSince = 0; - mapBlocksInFlight.erase(itInFlight); - return true; - } - return false; -} - -// Requires cs_main. -// returns false, still setting pit, if the block was already in flight from the same peer -// pit will only be valid as long as the same cs_main lock is being held -bool MarkBlockAsInFlight(NodeId nodeid, const uint256& hash, const Consensus::Params& consensusParams, CBlockIndex *pindex = NULL, list<QueuedBlock>::iterator **pit = NULL) { - CNodeState *state = State(nodeid); - assert(state != NULL); - - // Short-circuit most stuff in case its from the same node - map<uint256, pair<NodeId, list<QueuedBlock>::iterator> >::iterator itInFlight = mapBlocksInFlight.find(hash); - if (itInFlight != mapBlocksInFlight.end() && itInFlight->second.first == nodeid) { - *pit = &itInFlight->second.second; - return false; - } - - // Make sure it's not listed somewhere already. - MarkBlockAsReceived(hash); - - list<QueuedBlock>::iterator it = state->vBlocksInFlight.insert(state->vBlocksInFlight.end(), - {hash, pindex, pindex != NULL, std::unique_ptr<PartiallyDownloadedBlock>(pit ? new PartiallyDownloadedBlock(&mempool) : NULL)}); - state->nBlocksInFlight++; - state->nBlocksInFlightValidHeaders += it->fValidatedHeaders; - if (state->nBlocksInFlight == 1) { - // We're starting a block download (batch) from this peer. - state->nDownloadingSince = GetTimeMicros(); - } - if (state->nBlocksInFlightValidHeaders == 1 && pindex != NULL) { - nPeersWithValidatedDownloads++; - } - itInFlight = mapBlocksInFlight.insert(std::make_pair(hash, std::make_pair(nodeid, it))).first; - if (pit) - *pit = &itInFlight->second.second; - return true; -} - -/** Check whether the last unknown block a peer advertised is not yet known. */ -void ProcessBlockAvailability(NodeId nodeid) { - CNodeState *state = State(nodeid); - assert(state != NULL); - - if (!state->hashLastUnknownBlock.IsNull()) { - BlockMap::iterator itOld = mapBlockIndex.find(state->hashLastUnknownBlock); - if (itOld != mapBlockIndex.end() && itOld->second->nChainWork > 0) { - if (state->pindexBestKnownBlock == NULL || itOld->second->nChainWork >= state->pindexBestKnownBlock->nChainWork) - state->pindexBestKnownBlock = itOld->second; - state->hashLastUnknownBlock.SetNull(); - } - } -} - -/** Update tracking information about which blocks a peer is assumed to have. */ -void UpdateBlockAvailability(NodeId nodeid, const uint256 &hash) { - CNodeState *state = State(nodeid); - assert(state != NULL); - - ProcessBlockAvailability(nodeid); - - BlockMap::iterator it = mapBlockIndex.find(hash); - if (it != mapBlockIndex.end() && it->second->nChainWork > 0) { - // An actually better block was announced. - if (state->pindexBestKnownBlock == NULL || it->second->nChainWork >= state->pindexBestKnownBlock->nChainWork) - state->pindexBestKnownBlock = it->second; - } else { - // An unknown block was announced; just assume that the latest one is the best one. - state->hashLastUnknownBlock = hash; - } -} - -void MaybeSetPeerAsAnnouncingHeaderAndIDs(const CNodeState* nodestate, CNode* pfrom, CConnman& connman) { - if (!nodestate->fSupportsDesiredCmpctVersion) { - // Never ask from peers who can't provide witnesses. - return; - } - if (nodestate->fProvidesHeaderAndIDs) { - for (std::list<NodeId>::iterator it = lNodesAnnouncingHeaderAndIDs.begin(); it != lNodesAnnouncingHeaderAndIDs.end(); it++) { - if (*it == pfrom->GetId()) { - lNodesAnnouncingHeaderAndIDs.erase(it); - lNodesAnnouncingHeaderAndIDs.push_back(pfrom->GetId()); - return; - } - } - bool fAnnounceUsingCMPCTBLOCK = false; - uint64_t nCMPCTBLOCKVersion = (pfrom->GetLocalServices() & NODE_WITNESS) ? 2 : 1; - if (lNodesAnnouncingHeaderAndIDs.size() >= 3) { - // As per BIP152, we only get 3 of our peers to announce - // blocks using compact encodings. - connman.ForNode(lNodesAnnouncingHeaderAndIDs.front(), [&connman, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion](CNode* pnodeStop){ - connman.PushMessage(pnodeStop, CNetMsgMaker(pnodeStop->GetSendVersion()).Make(NetMsgType::SENDCMPCT, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion)); - return true; - }); - lNodesAnnouncingHeaderAndIDs.pop_front(); - } - fAnnounceUsingCMPCTBLOCK = true; - connman.PushMessage(pfrom, CNetMsgMaker(pfrom->GetSendVersion()).Make(NetMsgType::SENDCMPCT, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion)); - lNodesAnnouncingHeaderAndIDs.push_back(pfrom->GetId()); - } -} - -// Requires cs_main -bool CanDirectFetch(const Consensus::Params &consensusParams) -{ - return chainActive.Tip()->GetBlockTime() > GetAdjustedTime() - consensusParams.nPowTargetSpacing * 20; -} - -// Requires cs_main -bool PeerHasHeader(CNodeState *state, CBlockIndex *pindex) -{ - if (state->pindexBestKnownBlock && pindex == state->pindexBestKnownBlock->GetAncestor(pindex->nHeight)) - return true; - if (state->pindexBestHeaderSent && pindex == state->pindexBestHeaderSent->GetAncestor(pindex->nHeight)) - return true; - return false; -} - -/** Find the last common ancestor two blocks have. - * Both pa and pb must be non-NULL. */ -CBlockIndex* LastCommonAncestor(CBlockIndex* pa, CBlockIndex* pb) { - if (pa->nHeight > pb->nHeight) { - pa = pa->GetAncestor(pb->nHeight); - } else if (pb->nHeight > pa->nHeight) { - pb = pb->GetAncestor(pa->nHeight); - } - - while (pa != pb && pa && pb) { - pa = pa->pprev; - pb = pb->pprev; - } - - // Eventually all chain branches meet at the genesis block. - assert(pa == pb); - return pa; -} - -/** Update pindexLastCommonBlock and add not-in-flight missing successors to vBlocks, until it has - * at most count entries. */ -void FindNextBlocksToDownload(NodeId nodeid, unsigned int count, std::vector<CBlockIndex*>& vBlocks, NodeId& nodeStaller, const Consensus::Params& consensusParams) { - if (count == 0) - return; - - vBlocks.reserve(vBlocks.size() + count); - CNodeState *state = State(nodeid); - assert(state != NULL); - - // Make sure pindexBestKnownBlock is up to date, we'll need it. - ProcessBlockAvailability(nodeid); - - if (state->pindexBestKnownBlock == NULL || state->pindexBestKnownBlock->nChainWork < chainActive.Tip()->nChainWork) { - // This peer has nothing interesting. - return; - } - - if (state->pindexLastCommonBlock == NULL) { - // Bootstrap quickly by guessing a parent of our best tip is the forking point. - // Guessing wrong in either direction is not a problem. - state->pindexLastCommonBlock = chainActive[std::min(state->pindexBestKnownBlock->nHeight, chainActive.Height())]; - } - - // If the peer reorganized, our previous pindexLastCommonBlock may not be an ancestor - // of its current tip anymore. Go back enough to fix that. - state->pindexLastCommonBlock = LastCommonAncestor(state->pindexLastCommonBlock, state->pindexBestKnownBlock); - if (state->pindexLastCommonBlock == state->pindexBestKnownBlock) - return; - - std::vector<CBlockIndex*> vToFetch; - CBlockIndex *pindexWalk = state->pindexLastCommonBlock; - // Never fetch further than the best block we know the peer has, or more than BLOCK_DOWNLOAD_WINDOW + 1 beyond the last - // linked block we have in common with this peer. The +1 is so we can detect stalling, namely if we would be able to - // download that next block if the window were 1 larger. - int nWindowEnd = state->pindexLastCommonBlock->nHeight + BLOCK_DOWNLOAD_WINDOW; - int nMaxHeight = std::min<int>(state->pindexBestKnownBlock->nHeight, nWindowEnd + 1); - NodeId waitingfor = -1; - while (pindexWalk->nHeight < nMaxHeight) { - // Read up to 128 (or more, if more blocks than that are needed) successors of pindexWalk (towards - // pindexBestKnownBlock) into vToFetch. We fetch 128, because CBlockIndex::GetAncestor may be as expensive - // as iterating over ~100 CBlockIndex* entries anyway. - int nToFetch = std::min(nMaxHeight - pindexWalk->nHeight, std::max<int>(count - vBlocks.size(), 128)); - vToFetch.resize(nToFetch); - pindexWalk = state->pindexBestKnownBlock->GetAncestor(pindexWalk->nHeight + nToFetch); - vToFetch[nToFetch - 1] = pindexWalk; - for (unsigned int i = nToFetch - 1; i > 0; i--) { - vToFetch[i - 1] = vToFetch[i]->pprev; - } - - // Iterate over those blocks in vToFetch (in forward direction), adding the ones that - // are not yet downloaded and not in flight to vBlocks. In the mean time, update - // pindexLastCommonBlock as long as all ancestors are already downloaded, or if it's - // already part of our chain (and therefore don't need it even if pruned). - BOOST_FOREACH(CBlockIndex* pindex, vToFetch) { - if (!pindex->IsValid(BLOCK_VALID_TREE)) { - // We consider the chain that this peer is on invalid. - return; - } - if (!State(nodeid)->fHaveWitness && IsWitnessEnabled(pindex->pprev, consensusParams)) { - // We wouldn't download this block or its descendants from this peer. - return; - } - if (pindex->nStatus & BLOCK_HAVE_DATA || chainActive.Contains(pindex)) { - if (pindex->nChainTx) - state->pindexLastCommonBlock = pindex; - } else if (mapBlocksInFlight.count(pindex->GetBlockHash()) == 0) { - // The block is not already downloaded, and not yet in flight. - if (pindex->nHeight > nWindowEnd) { - // We reached the end of the window. - if (vBlocks.size() == 0 && waitingfor != nodeid) { - // We aren't able to fetch anything, but we would be if the download window was one larger. - nodeStaller = waitingfor; - } - return; - } - vBlocks.push_back(pindex); - if (vBlocks.size() == count) { - return; - } - } else if (waitingfor == -1) { - // This is the first already-in-flight block. - waitingfor = mapBlocksInFlight[pindex->GetBlockHash()].first; - } - } - } -} - } // anon namespace -bool GetNodeStateStats(NodeId nodeid, CNodeStateStats &stats) { - LOCK(cs_main); - CNodeState *state = State(nodeid); - if (state == NULL) - return false; - stats.nMisbehavior = state->nMisbehavior; - stats.nSyncHeight = state->pindexBestKnownBlock ? state->pindexBestKnownBlock->nHeight : -1; - stats.nCommonHeight = state->pindexLastCommonBlock ? state->pindexLastCommonBlock->nHeight : -1; - BOOST_FOREACH(const QueuedBlock& queue, state->vBlocksInFlight) { - if (queue.pindex) - stats.vHeightInFlight.push_back(queue.pindex->nHeight); - } - return true; -} - -void RegisterNodeSignals(CNodeSignals& nodeSignals) -{ - nodeSignals.ProcessMessages.connect(&ProcessMessages); - nodeSignals.SendMessages.connect(&SendMessages); - nodeSignals.InitializeNode.connect(&InitializeNode); - nodeSignals.FinalizeNode.connect(&FinalizeNode); -} - -void UnregisterNodeSignals(CNodeSignals& nodeSignals) -{ - nodeSignals.ProcessMessages.disconnect(&ProcessMessages); - nodeSignals.SendMessages.disconnect(&SendMessages); - nodeSignals.InitializeNode.disconnect(&InitializeNode); - nodeSignals.FinalizeNode.disconnect(&FinalizeNode); -} - CBlockIndex* FindForkInGlobalIndex(const CChain& chain, const CBlockLocator& locator) { // Find the first block the caller has in the main chain @@ -729,112 +186,6 @@ enum FlushStateMode { // See definition for documentation bool static FlushStateToDisk(CValidationState &state, FlushStateMode mode); -////////////////////////////////////////////////////////////////////////////// -// -// mapOrphanTransactions -// - -bool AddOrphanTx(const CTransaction& tx, NodeId peer) EXCLUSIVE_LOCKS_REQUIRED(cs_main) -{ - uint256 hash = tx.GetHash(); - if (mapOrphanTransactions.count(hash)) - return false; - - // Ignore big transactions, to avoid a - // send-big-orphans memory exhaustion attack. If a peer has a legitimate - // large transaction with a missing parent then we assume - // it will rebroadcast it later, after the parent transaction(s) - // have been mined or received. - // 100 orphans, each of which is at most 99,999 bytes big is - // at most 10 megabytes of orphans and somewhat more byprev index (in the worst case): - unsigned int sz = GetTransactionWeight(tx); - if (sz >= MAX_STANDARD_TX_WEIGHT) - { - LogPrint("mempool", "ignoring large orphan tx (size: %u, hash: %s)\n", sz, hash.ToString()); - return false; - } - - auto ret = mapOrphanTransactions.emplace(hash, COrphanTx{tx, peer, GetTime() + ORPHAN_TX_EXPIRE_TIME}); - assert(ret.second); - BOOST_FOREACH(const CTxIn& txin, tx.vin) { - mapOrphanTransactionsByPrev[txin.prevout].insert(ret.first); - } - - LogPrint("mempool", "stored orphan tx %s (mapsz %u outsz %u)\n", hash.ToString(), - mapOrphanTransactions.size(), mapOrphanTransactionsByPrev.size()); - return true; -} - -int static EraseOrphanTx(uint256 hash) EXCLUSIVE_LOCKS_REQUIRED(cs_main) -{ - map<uint256, COrphanTx>::iterator it = mapOrphanTransactions.find(hash); - if (it == mapOrphanTransactions.end()) - return 0; - BOOST_FOREACH(const CTxIn& txin, it->second.tx.vin) - { - auto itPrev = mapOrphanTransactionsByPrev.find(txin.prevout); - if (itPrev == mapOrphanTransactionsByPrev.end()) - continue; - itPrev->second.erase(it); - if (itPrev->second.empty()) - mapOrphanTransactionsByPrev.erase(itPrev); - } - mapOrphanTransactions.erase(it); - return 1; -} - -void EraseOrphansFor(NodeId peer) -{ - int nErased = 0; - map<uint256, COrphanTx>::iterator iter = mapOrphanTransactions.begin(); - while (iter != mapOrphanTransactions.end()) - { - map<uint256, COrphanTx>::iterator maybeErase = iter++; // increment to avoid iterator becoming invalid - if (maybeErase->second.fromPeer == peer) - { - nErased += EraseOrphanTx(maybeErase->second.tx.GetHash()); - } - } - if (nErased > 0) LogPrint("mempool", "Erased %d orphan tx from peer %d\n", nErased, peer); -} - - -unsigned int LimitOrphanTxSize(unsigned int nMaxOrphans) EXCLUSIVE_LOCKS_REQUIRED(cs_main) -{ - unsigned int nEvicted = 0; - static int64_t nNextSweep; - int64_t nNow = GetTime(); - if (nNextSweep <= nNow) { - // Sweep out expired orphan pool entries: - int nErased = 0; - int64_t nMinExpTime = nNow + ORPHAN_TX_EXPIRE_TIME - ORPHAN_TX_EXPIRE_INTERVAL; - map<uint256, COrphanTx>::iterator iter = mapOrphanTransactions.begin(); - while (iter != mapOrphanTransactions.end()) - { - map<uint256, COrphanTx>::iterator maybeErase = iter++; - if (maybeErase->second.nTimeExpire <= nNow) { - nErased += EraseOrphanTx(maybeErase->second.tx.GetHash()); - } else { - nMinExpTime = std::min(maybeErase->second.nTimeExpire, nMinExpTime); - } - } - // Sweep again 5 minutes after the next entry that expires in order to batch the linear scan. - nNextSweep = nMinExpTime + ORPHAN_TX_EXPIRE_INTERVAL; - if (nErased > 0) LogPrint("mempool", "Erased %d orphan tx due to expiration\n", nErased); - } - while (mapOrphanTransactions.size() > nMaxOrphans) - { - // Evict a random orphan: - uint256 randomhash = GetRandHash(); - map<uint256, COrphanTx>::iterator it = mapOrphanTransactions.lower_bound(randomhash); - if (it == mapOrphanTransactions.end()) - it = mapOrphanTransactions.begin(); - EraseOrphanTx(it->first); - ++nEvicted; - } - return nEvicted; -} - bool IsFinalTx(const CTransaction &tx, int nBlockHeight, int64_t nBlockTime) { if (tx.nLockTime == 0) @@ -1189,14 +540,6 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState& state, const C if (tx.IsCoinBase()) return state.DoS(100, false, REJECT_INVALID, "coinbase"); - // Don't relay version 2 transactions until CSV is active, and we can be - // sure that such transactions will be mined (unless we're on - // -testnet/-regtest). - const CChainParams& chainparams = Params(); - if (fRequireStandard && tx.nVersion >= 2 && VersionBitsTipState(chainparams.GetConsensus(), Consensus::DEPLOYMENT_CSV) != THRESHOLD_ACTIVE) { - return state.DoS(0, false, REJECT_NONSTANDARD, "premature-version2-tx"); - } - // Reject transactions with witness before segregated witness activates (override with -prematurewitness) bool witnessEnabled = IsWitnessEnabled(chainActive.Tip(), Params().GetConsensus()); if (!GetBoolArg("-prematurewitness",false) && !tx.wit.IsNull() && !witnessEnabled) { @@ -1633,7 +976,7 @@ bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransa } /** Return transaction in txOut, and if it was found inside a block, its hash is placed in hashBlock */ -bool GetTransaction(const uint256 &hash, CTransaction &txOut, const Consensus::Params& consensusParams, uint256 &hashBlock, bool fAllowSlow) +bool GetTransaction(const uint256 &hash, CTransactionRef &txOut, const Consensus::Params& consensusParams, uint256 &hashBlock, bool fAllowSlow) { CBlockIndex *pindexSlow = NULL; @@ -1642,7 +985,7 @@ bool GetTransaction(const uint256 &hash, CTransaction &txOut, const Consensus::P CTransactionRef ptx = mempool.get(hash); if (ptx) { - txOut = *ptx; + txOut = ptx; return true; } @@ -1661,7 +1004,7 @@ bool GetTransaction(const uint256 &hash, CTransaction &txOut, const Consensus::P return error("%s: Deserialize or I/O error - %s", __func__, e.what()); } hashBlock = header.GetHash(); - if (txOut.GetHash() != hash) + if (txOut->GetHash() != hash) return error("%s: txid mismatch", __func__); return true; } @@ -1684,7 +1027,7 @@ bool GetTransaction(const uint256 &hash, CTransaction &txOut, const Consensus::P if (ReadBlockFromDisk(block, pindexSlow, consensusParams)) { for (const auto& tx : block.vtx) { if (tx->GetHash() == hash) { - txOut = *tx; + txOut = tx; hashBlock = pindexSlow->GetBlockHash(); return true; } @@ -1893,26 +1236,6 @@ void CheckForkWarningConditionsOnNewFork(CBlockIndex* pindexNewForkTip) CheckForkWarningConditions(); } -// Requires cs_main. -void Misbehaving(NodeId pnode, int howmuch) -{ - if (howmuch == 0) - return; - - CNodeState *state = State(pnode); - if (state == NULL) - return; - - state->nMisbehavior += howmuch; - int banscore = GetArg("-banscore", DEFAULT_BANSCORE_THRESHOLD); - if (state->nMisbehavior >= banscore && state->nMisbehavior - howmuch < banscore) - { - LogPrintf("%s: %s peer=%d (%d -> %d) BAN THRESHOLD EXCEEDED\n", __func__, state->name, pnode, state->nMisbehavior-howmuch, state->nMisbehavior); - state->fShouldBan = true; - } else - LogPrintf("%s: %s peer=%d (%d -> %d)\n", __func__, state->name, pnode, state->nMisbehavior-howmuch, state->nMisbehavior); -} - void static InvalidChainFound(CBlockIndex* pindexNew) { if (!pindexBestInvalid || pindexNew->nChainWork > pindexBestInvalid->nChainWork) @@ -2822,28 +2145,44 @@ static int64_t nTimeChainState = 0; static int64_t nTimePostConnect = 0; /** + * Used to track conflicted transactions removed from mempool and transactions + * applied to the UTXO state as a part of a single ActivateBestChainStep call. + */ +struct ConnectTrace { + std::vector<CTransactionRef> txConflicted; + std::vector<std::pair<CBlockIndex*, std::shared_ptr<const CBlock> > > blocksConnected; +}; + +/** * Connect a new block to chainActive. pblock is either NULL or a pointer to a CBlock * corresponding to pindexNew, to bypass loading it again from disk. + * + * The block is always added to connectTrace (either after loading from disk or by copying + * pblock) - if that is not intended, care must be taken to remove the last entry in + * blocksConnected in case of failure. */ -bool static ConnectTip(CValidationState& state, const CChainParams& chainparams, CBlockIndex* pindexNew, const CBlock* pblock, std::vector<CTransactionRef> &txConflicted, std::vector<std::tuple<CTransactionRef,CBlockIndex*,int>> &txChanged) +bool static ConnectTip(CValidationState& state, const CChainParams& chainparams, CBlockIndex* pindexNew, const std::shared_ptr<const CBlock>& pblock, ConnectTrace& connectTrace) { assert(pindexNew->pprev == chainActive.Tip()); // Read block from disk. int64_t nTime1 = GetTimeMicros(); - CBlock block; if (!pblock) { - if (!ReadBlockFromDisk(block, pindexNew, chainparams.GetConsensus())) + std::shared_ptr<CBlock> pblockNew = std::make_shared<CBlock>(); + connectTrace.blocksConnected.emplace_back(pindexNew, pblockNew); + if (!ReadBlockFromDisk(*pblockNew, pindexNew, chainparams.GetConsensus())) return AbortNode(state, "Failed to read block"); - pblock = █ + } else { + connectTrace.blocksConnected.emplace_back(pindexNew, pblock); } + const CBlock& blockConnecting = *connectTrace.blocksConnected.back().second; // Apply the block atomically to the chain state. int64_t nTime2 = GetTimeMicros(); nTimeReadFromDisk += nTime2 - nTime1; int64_t nTime3; LogPrint("bench", " - Load block from disk: %.2fms [%.2fs]\n", (nTime2 - nTime1) * 0.001, nTimeReadFromDisk * 0.000001); { CCoinsViewCache view(pcoinsTip); - bool rv = ConnectBlock(*pblock, state, pindexNew, view, chainparams); - GetMainSignals().BlockChecked(*pblock, state); + bool rv = ConnectBlock(blockConnecting, state, pindexNew, view, chainparams); + GetMainSignals().BlockChecked(blockConnecting, state); if (!rv) { if (state.IsInvalid()) InvalidBlockFound(pindexNew, state); @@ -2861,13 +2200,10 @@ bool static ConnectTip(CValidationState& state, const CChainParams& chainparams, int64_t nTime5 = GetTimeMicros(); nTimeChainState += nTime5 - nTime4; LogPrint("bench", " - Writing chainstate: %.2fms [%.2fs]\n", (nTime5 - nTime4) * 0.001, nTimeChainState * 0.000001); // Remove conflicting transactions from the mempool.; - mempool.removeForBlock(pblock->vtx, pindexNew->nHeight, &txConflicted, !IsInitialBlockDownload()); + mempool.removeForBlock(blockConnecting.vtx, pindexNew->nHeight, &connectTrace.txConflicted, !IsInitialBlockDownload()); // Update chainActive & related variables. UpdateTip(pindexNew, chainparams); - for (unsigned int i=0; i < pblock->vtx.size(); i++) - txChanged.emplace_back(pblock->vtx[i], pindexNew, i); - int64_t nTime6 = GetTimeMicros(); nTimePostConnect += nTime6 - nTime5; nTimeTotal += nTime6 - nTime1; LogPrint("bench", " - Connect postprocess: %.2fms [%.2fs]\n", (nTime6 - nTime5) * 0.001, nTimePostConnect * 0.000001); LogPrint("bench", "- Connect block: %.2fms [%.2fs]\n", (nTime6 - nTime1) * 0.001, nTimeTotal * 0.000001); @@ -2948,7 +2284,7 @@ static void PruneBlockIndexCandidates() { * Try to make some progress towards making pindexMostWork the active block. * pblock is either NULL or a pointer to a CBlock corresponding to pindexMostWork. */ -static bool ActivateBestChainStep(CValidationState& state, const CChainParams& chainparams, CBlockIndex* pindexMostWork, const CBlock* pblock, bool& fInvalidFound, std::vector<CTransactionRef>& txConflicted, std::vector<std::tuple<CTransactionRef,CBlockIndex*,int>>& txChanged) +static bool ActivateBestChainStep(CValidationState& state, const CChainParams& chainparams, CBlockIndex* pindexMostWork, const std::shared_ptr<const CBlock>& pblock, bool& fInvalidFound, ConnectTrace& connectTrace) { AssertLockHeld(cs_main); const CBlockIndex *pindexOldTip = chainActive.Tip(); @@ -2981,7 +2317,7 @@ static bool ActivateBestChainStep(CValidationState& state, const CChainParams& c // Connect new blocks. BOOST_REVERSE_FOREACH(CBlockIndex *pindexConnect, vpindexToConnect) { - if (!ConnectTip(state, chainparams, pindexConnect, pindexConnect == pindexMostWork ? pblock : NULL, txConflicted, txChanged)) { + if (!ConnectTip(state, chainparams, pindexConnect, pindexConnect == pindexMostWork ? pblock : std::shared_ptr<const CBlock>(), connectTrace)) { if (state.IsInvalid()) { // The block violates a consensus rule. if (!state.CorruptionPossible()) @@ -2989,6 +2325,8 @@ static bool ActivateBestChainStep(CValidationState& state, const CChainParams& c state = CValidationState(); fInvalidFound = true; fContinue = false; + // If we didn't actually connect the block, don't notify listeners about it + connectTrace.blocksConnected.pop_back(); break; } else { // A system error occurred (disk space, database error, ...). @@ -3046,20 +2384,16 @@ static void NotifyHeaderTip() { * or an activated best chain. pblock is either NULL or a pointer to a block * that is already loaded (to avoid loading it again from disk). */ -bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams, const CBlock *pblock) { +bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams, std::shared_ptr<const CBlock> pblock) { CBlockIndex *pindexMostWork = NULL; CBlockIndex *pindexNewTip = NULL; - std::vector<std::tuple<CTransactionRef,CBlockIndex*,int>> txChanged; - if (pblock) - txChanged.reserve(pblock->vtx.size()); do { - txChanged.clear(); boost::this_thread::interruption_point(); if (ShutdownRequested()) break; const CBlockIndex *pindexFork; - std::vector<CTransactionRef> txConflicted; + ConnectTrace connectTrace; bool fInitialDownload; { LOCK(cs_main); @@ -3073,7 +2407,8 @@ bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams, return true; bool fInvalidFound = false; - if (!ActivateBestChainStep(state, chainparams, pindexMostWork, pblock && pblock->GetHash() == pindexMostWork->GetBlockHash() ? pblock : NULL, fInvalidFound, txConflicted, txChanged)) + std::shared_ptr<const CBlock> nullBlockPtr; + if (!ActivateBestChainStep(state, chainparams, pindexMostWork, pblock && pblock->GetHash() == pindexMostWork->GetBlockHash() ? pblock : nullBlockPtr, fInvalidFound, connectTrace)) return false; if (fInvalidFound) { @@ -3090,13 +2425,17 @@ bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams, // throw all transactions though the signal-interface // while _not_ holding the cs_main lock - for (const auto& tx : txConflicted) + for (const auto& tx : connectTrace.txConflicted) { GetMainSignals().SyncTransaction(*tx, pindexNewTip, CMainSignals::SYNC_TRANSACTION_NOT_IN_BLOCK); } // ... and about transactions that got confirmed: - for (unsigned int i = 0; i < txChanged.size(); i++) - GetMainSignals().SyncTransaction(*std::get<0>(txChanged[i]), std::get<1>(txChanged[i]), std::get<2>(txChanged[i])); + for (const auto& pair : connectTrace.blocksConnected) { + assert(pair.second); + const CBlock& block = *(pair.second); + for (unsigned int i = 0; i < block.vtx.size(); i++) + GetMainSignals().SyncTransaction(*block.vtx[i], pair.first, i); + } // Notify external listeners about the new tip. GetMainSignals().UpdatedBlockTip(pindexNewTip, pindexFork, fInitialDownload); @@ -3528,8 +2867,9 @@ std::vector<unsigned char> GenerateCoinbaseCommitment(CBlock& block, const CBloc out.scriptPubKey[5] = 0xed; memcpy(&out.scriptPubKey[6], witnessroot.begin(), 32); commitment = std::vector<unsigned char>(out.scriptPubKey.begin(), out.scriptPubKey.end()); - const_cast<std::vector<CTxOut>*>(&block.vtx[0]->vout)->push_back(out); - block.vtx[0]->UpdateHash(); + CMutableTransaction tx(*block.vtx[0]); + tx.vout.push_back(out); + block.vtx[0] = MakeTransactionRef(std::move(tx)); } } UpdateUncommittedBlockStructures(block, pindexPrev, consensusParams); @@ -3643,7 +2983,7 @@ bool ContextualCheckBlock(const CBlock& block, CValidationState& state, const Co return true; } -static bool AcceptBlockHeader(const CBlockHeader& block, CValidationState& state, const CChainParams& chainparams, CBlockIndex** ppindex=NULL) +static bool AcceptBlockHeader(const CBlockHeader& block, CValidationState& state, const CChainParams& chainparams, CBlockIndex** ppindex) { AssertLockHeld(cs_main); // Check for duplicate @@ -3692,6 +3032,21 @@ static bool AcceptBlockHeader(const CBlockHeader& block, CValidationState& state return true; } +// Exposed wrapper for AcceptBlockHeader +bool ProcessNewBlockHeaders(const std::vector<CBlockHeader>& headers, CValidationState& state, const CChainParams& chainparams, CBlockIndex** ppindex) +{ + { + LOCK(cs_main); + for (const CBlockHeader& header : headers) { + if (!AcceptBlockHeader(header, state, chainparams, ppindex)) { + return false; + } + } + } + NotifyHeaderTip(); + return true; +} + /** Store block on disk. If dbp is non-NULL, the file is known to already reside on disk */ static bool AcceptBlock(const CBlock& block, CValidationState& state, const CChainParams& chainparams, CBlockIndex** ppindex, bool fRequested, const CDiskBlockPos* dbp, bool* fNewBlock) { @@ -3765,7 +3120,7 @@ static bool AcceptBlock(const CBlock& block, CValidationState& state, const CCha return true; } -bool ProcessNewBlock(const CChainParams& chainparams, const CBlock* pblock, bool fForceProcessing, const CDiskBlockPos* dbp, bool *fNewBlock) +bool ProcessNewBlock(const CChainParams& chainparams, const std::shared_ptr<const CBlock> pblock, bool fForceProcessing, const CDiskBlockPos* dbp, bool *fNewBlock) { { LOCK(cs_main); @@ -4296,8 +3651,6 @@ void UnloadBlockIndex() pindexBestInvalid = NULL; pindexBestHeader = NULL; mempool.clear(); - mapOrphanTransactions.clear(); - mapOrphanTransactionsByPrev.clear(); mapBlocksUnlinked.clear(); vinfoBlockFile.clear(); nLastBlockFile = 0; @@ -4703,2302 +4056,6 @@ std::string GetWarnings(const std::string& strFor) assert(!"GetWarnings(): invalid parameter"); return "error"; } - - - - - - - - -////////////////////////////////////////////////////////////////////////////// -// -// blockchain -> download logic notification -// - -PeerLogicValidation::PeerLogicValidation(CConnman* connmanIn) : connman(connmanIn) { - // Initialize global variables that cannot be constructed at startup. - recentRejects.reset(new CRollingBloomFilter(120000, 0.000001)); -} - -void PeerLogicValidation::SyncTransaction(const CTransaction& tx, const CBlockIndex* pindex, int nPosInBlock) { - if (nPosInBlock == CMainSignals::SYNC_TRANSACTION_NOT_IN_BLOCK) - return; - - LOCK(cs_main); - - std::vector<uint256> vOrphanErase; - // Which orphan pool entries must we evict? - for (size_t j = 0; j < tx.vin.size(); j++) { - auto itByPrev = mapOrphanTransactionsByPrev.find(tx.vin[j].prevout); - if (itByPrev == mapOrphanTransactionsByPrev.end()) continue; - for (auto mi = itByPrev->second.begin(); mi != itByPrev->second.end(); ++mi) { - const CTransaction& orphanTx = (*mi)->second.tx; - const uint256& orphanHash = orphanTx.GetHash(); - vOrphanErase.push_back(orphanHash); - } - } - - // Erase orphan transactions include or precluded by this block - if (vOrphanErase.size()) { - int nErased = 0; - BOOST_FOREACH(uint256 &orphanHash, vOrphanErase) { - nErased += EraseOrphanTx(orphanHash); - } - LogPrint("mempool", "Erased %d orphan tx included or conflicted by block\n", nErased); - } -} - -void PeerLogicValidation::UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload) { - const int nNewHeight = pindexNew->nHeight; - connman->SetBestHeight(nNewHeight); - - if (!fInitialDownload) { - // Find the hashes of all blocks that weren't previously in the best chain. - std::vector<uint256> vHashes; - const CBlockIndex *pindexToAnnounce = pindexNew; - while (pindexToAnnounce != pindexFork) { - vHashes.push_back(pindexToAnnounce->GetBlockHash()); - pindexToAnnounce = pindexToAnnounce->pprev; - if (vHashes.size() == MAX_BLOCKS_TO_ANNOUNCE) { - // Limit announcements in case of a huge reorganization. - // Rely on the peer's synchronization mechanism in that case. - break; - } - } - // Relay inventory, but don't relay old inventory during initial block download. - connman->ForEachNode([nNewHeight, &vHashes](CNode* pnode) { - if (nNewHeight > (pnode->nStartingHeight != -1 ? pnode->nStartingHeight - 2000 : 0)) { - BOOST_REVERSE_FOREACH(const uint256& hash, vHashes) { - pnode->PushBlockHash(hash); - } - } - }); - } - - nTimeBestReceived = GetTime(); -} - -void PeerLogicValidation::BlockChecked(const CBlock& block, const CValidationState& state) { - LOCK(cs_main); - - const uint256 hash(block.GetHash()); - std::map<uint256, std::pair<NodeId, bool>>::iterator it = mapBlockSource.find(hash); - - int nDoS = 0; - if (state.IsInvalid(nDoS)) { - if (it != mapBlockSource.end() && State(it->second.first)) { - assert (state.GetRejectCode() < REJECT_INTERNAL); // Blocks are never rejected with internal reject codes - CBlockReject reject = {(unsigned char)state.GetRejectCode(), state.GetRejectReason().substr(0, MAX_REJECT_MESSAGE_LENGTH), hash}; - State(it->second.first)->rejects.push_back(reject); - if (nDoS > 0 && it->second.second) - Misbehaving(it->second.first, nDoS); - } - } - if (it != mapBlockSource.end()) - mapBlockSource.erase(it); -} - -////////////////////////////////////////////////////////////////////////////// -// -// Messages -// - - -bool static AlreadyHave(const CInv& inv) EXCLUSIVE_LOCKS_REQUIRED(cs_main) -{ - switch (inv.type) - { - case MSG_TX: - case MSG_WITNESS_TX: - { - assert(recentRejects); - if (chainActive.Tip()->GetBlockHash() != hashRecentRejectsChainTip) - { - // If the chain tip has changed previously rejected transactions - // might be now valid, e.g. due to a nLockTime'd tx becoming valid, - // or a double-spend. Reset the rejects filter and give those - // txs a second chance. - hashRecentRejectsChainTip = chainActive.Tip()->GetBlockHash(); - recentRejects->reset(); - } - - // Use pcoinsTip->HaveCoinsInCache as a quick approximation to exclude - // requesting or processing some txs which have already been included in a block - return recentRejects->contains(inv.hash) || - mempool.exists(inv.hash) || - mapOrphanTransactions.count(inv.hash) || - pcoinsTip->HaveCoinsInCache(inv.hash); - } - case MSG_BLOCK: - case MSG_WITNESS_BLOCK: - return mapBlockIndex.count(inv.hash); - } - // Don't know what it is, just say we already got one - return true; -} - -static void RelayTransaction(const CTransaction& tx, CConnman& connman) -{ - CInv inv(MSG_TX, tx.GetHash()); - connman.ForEachNode([&inv](CNode* pnode) - { - pnode->PushInventory(inv); - }); -} - -static void RelayAddress(const CAddress& addr, bool fReachable, CConnman& connman) -{ - unsigned int nRelayNodes = fReachable ? 2 : 1; // limited relaying of addresses outside our network(s) - - // Relay to a limited number of other nodes - // Use deterministic randomness to send to the same nodes for 24 hours - // at a time so the addrKnowns of the chosen nodes prevent repeats - uint64_t hashAddr = addr.GetHash(); - const CSipHasher hasher = connman.GetDeterministicRandomizer(RANDOMIZER_ID_ADDRESS_RELAY).Write(hashAddr << 32).Write((GetTime() + hashAddr) / (24*60*60)); - FastRandomContext insecure_rand; - - std::array<std::pair<uint64_t, CNode*>,2> best{{{0, nullptr}, {0, nullptr}}}; - assert(nRelayNodes <= best.size()); - - auto sortfunc = [&best, &hasher, nRelayNodes](CNode* pnode) { - if (pnode->nVersion >= CADDR_TIME_VERSION) { - uint64_t hashKey = CSipHasher(hasher).Write(pnode->id).Finalize(); - for (unsigned int i = 0; i < nRelayNodes; i++) { - if (hashKey > best[i].first) { - std::copy(best.begin() + i, best.begin() + nRelayNodes - 1, best.begin() + i + 1); - best[i] = std::make_pair(hashKey, pnode); - break; - } - } - } - }; - - auto pushfunc = [&addr, &best, nRelayNodes, &insecure_rand] { - for (unsigned int i = 0; i < nRelayNodes && best[i].first != 0; i++) { - best[i].second->PushAddress(addr, insecure_rand); - } - }; - - connman.ForEachNodeThen(std::move(sortfunc), std::move(pushfunc)); -} - -void static ProcessGetData(CNode* pfrom, const Consensus::Params& consensusParams, CConnman& connman) -{ - std::deque<CInv>::iterator it = pfrom->vRecvGetData.begin(); - unsigned int nMaxSendBufferSize = connman.GetSendBufferSize(); - vector<CInv> vNotFound; - CNetMsgMaker msgMaker(pfrom->GetSendVersion()); - LOCK(cs_main); - - while (it != pfrom->vRecvGetData.end()) { - // Don't bother if send buffer is too full to respond anyway - if (pfrom->nSendSize >= nMaxSendBufferSize) - break; - - const CInv &inv = *it; - { - boost::this_thread::interruption_point(); - it++; - - if (inv.type == MSG_BLOCK || inv.type == MSG_FILTERED_BLOCK || inv.type == MSG_CMPCT_BLOCK || inv.type == MSG_WITNESS_BLOCK) - { - bool send = false; - BlockMap::iterator mi = mapBlockIndex.find(inv.hash); - if (mi != mapBlockIndex.end()) - { - if (chainActive.Contains(mi->second)) { - send = true; - } else { - static const int nOneMonth = 30 * 24 * 60 * 60; - // To prevent fingerprinting attacks, only send blocks outside of the active - // chain if they are valid, and no more than a month older (both in time, and in - // best equivalent proof of work) than the best header chain we know about. - send = mi->second->IsValid(BLOCK_VALID_SCRIPTS) && (pindexBestHeader != NULL) && - (pindexBestHeader->GetBlockTime() - mi->second->GetBlockTime() < nOneMonth) && - (GetBlockProofEquivalentTime(*pindexBestHeader, *mi->second, *pindexBestHeader, consensusParams) < nOneMonth); - if (!send) { - LogPrintf("%s: ignoring request from peer=%i for old block that isn't in the main chain\n", __func__, pfrom->GetId()); - } - } - } - // disconnect node in case we have reached the outbound limit for serving historical blocks - // never disconnect whitelisted nodes - static const int nOneWeek = 7 * 24 * 60 * 60; // assume > 1 week = historical - if (send && connman.OutboundTargetReached(true) && ( ((pindexBestHeader != NULL) && (pindexBestHeader->GetBlockTime() - mi->second->GetBlockTime() > nOneWeek)) || inv.type == MSG_FILTERED_BLOCK) && !pfrom->fWhitelisted) - { - LogPrint("net", "historical block serving limit reached, disconnect peer=%d\n", pfrom->GetId()); - - //disconnect node - pfrom->fDisconnect = true; - send = false; - } - // Pruned nodes may have deleted the block, so check whether - // it's available before trying to send. - if (send && (mi->second->nStatus & BLOCK_HAVE_DATA)) - { - // Send block from disk - CBlock block; - if (!ReadBlockFromDisk(block, (*mi).second, consensusParams)) - assert(!"cannot load block from disk"); - if (inv.type == MSG_BLOCK) - connman.PushMessage(pfrom, msgMaker.Make(SERIALIZE_TRANSACTION_NO_WITNESS, NetMsgType::BLOCK, block)); - else if (inv.type == MSG_WITNESS_BLOCK) - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::BLOCK, block)); - else if (inv.type == MSG_FILTERED_BLOCK) - { - bool sendMerkleBlock = false; - CMerkleBlock merkleBlock; - { - LOCK(pfrom->cs_filter); - if (pfrom->pfilter) { - sendMerkleBlock = true; - merkleBlock = CMerkleBlock(block, *pfrom->pfilter); - } - } - if (sendMerkleBlock) { - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::MERKLEBLOCK, merkleBlock)); - // CMerkleBlock just contains hashes, so also push any transactions in the block the client did not see - // This avoids hurting performance by pointlessly requiring a round-trip - // Note that there is currently no way for a node to request any single transactions we didn't send here - - // they must either disconnect and retry or request the full block. - // Thus, the protocol spec specified allows for us to provide duplicate txn here, - // however we MUST always provide at least what the remote peer needs - typedef std::pair<unsigned int, uint256> PairType; - BOOST_FOREACH(PairType& pair, merkleBlock.vMatchedTxn) - connman.PushMessage(pfrom, msgMaker.Make(SERIALIZE_TRANSACTION_NO_WITNESS, NetMsgType::TX, *block.vtx[pair.first])); - } - // else - // no response - } - else if (inv.type == MSG_CMPCT_BLOCK) - { - // If a peer is asking for old blocks, we're almost guaranteed - // they won't have a useful mempool to match against a compact block, - // and we don't feel like constructing the object for them, so - // instead we respond with the full, non-compact block. - bool fPeerWantsWitness = State(pfrom->GetId())->fWantsCmpctWitness; - int nSendFlags = fPeerWantsWitness ? 0 : SERIALIZE_TRANSACTION_NO_WITNESS; - if (CanDirectFetch(consensusParams) && mi->second->nHeight >= chainActive.Height() - MAX_CMPCTBLOCK_DEPTH) { - CBlockHeaderAndShortTxIDs cmpctblock(block, fPeerWantsWitness); - connman.PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::CMPCTBLOCK, cmpctblock)); - } else - connman.PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::BLOCK, block)); - } - - // Trigger the peer node to send a getblocks request for the next batch of inventory - if (inv.hash == pfrom->hashContinue) - { - // Bypass PushInventory, this must send even if redundant, - // and we want it right after the last block so they don't - // wait for other stuff first. - vector<CInv> vInv; - vInv.push_back(CInv(MSG_BLOCK, chainActive.Tip()->GetBlockHash())); - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::INV, vInv)); - pfrom->hashContinue.SetNull(); - } - } - } - else if (inv.type == MSG_TX || inv.type == MSG_WITNESS_TX) - { - // Send stream from relay memory - bool push = false; - auto mi = mapRelay.find(inv.hash); - int nSendFlags = (inv.type == MSG_TX ? SERIALIZE_TRANSACTION_NO_WITNESS : 0); - if (mi != mapRelay.end()) { - connman.PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::TX, *mi->second)); - push = true; - } else if (pfrom->timeLastMempoolReq) { - auto txinfo = mempool.info(inv.hash); - // To protect privacy, do not answer getdata using the mempool when - // that TX couldn't have been INVed in reply to a MEMPOOL request. - if (txinfo.tx && txinfo.nTime <= pfrom->timeLastMempoolReq) { - connman.PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::TX, *txinfo.tx)); - push = true; - } - } - if (!push) { - vNotFound.push_back(inv); - } - } - - // Track requests for our stuff. - GetMainSignals().Inventory(inv.hash); - - if (inv.type == MSG_BLOCK || inv.type == MSG_FILTERED_BLOCK || inv.type == MSG_CMPCT_BLOCK || inv.type == MSG_WITNESS_BLOCK) - break; - } - } - - pfrom->vRecvGetData.erase(pfrom->vRecvGetData.begin(), it); - - if (!vNotFound.empty()) { - // Let the peer know that we didn't find what it asked for, so it doesn't - // have to wait around forever. Currently only SPV clients actually care - // about this message: it's needed when they are recursively walking the - // dependencies of relevant unconfirmed transactions. SPV clients want to - // do that because they want to know about (and store and rebroadcast and - // risk analyze) the dependencies of transactions relevant to them, without - // having to download the entire memory pool. - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::NOTFOUND, vNotFound)); - } -} - -uint32_t GetFetchFlags(CNode* pfrom, CBlockIndex* pprev, const Consensus::Params& chainparams) { - uint32_t nFetchFlags = 0; - if ((pfrom->GetLocalServices() & NODE_WITNESS) && State(pfrom->GetId())->fHaveWitness) { - nFetchFlags |= MSG_WITNESS_FLAG; - } - return nFetchFlags; -} - -bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, int64_t nTimeReceived, const CChainParams& chainparams, CConnman& connman) -{ - unsigned int nMaxSendBufferSize = connman.GetSendBufferSize(); - - LogPrint("net", "received: %s (%u bytes) peer=%d\n", SanitizeString(strCommand), vRecv.size(), pfrom->id); - if (mapArgs.count("-dropmessagestest") && GetRand(atoi(mapArgs["-dropmessagestest"])) == 0) - { - LogPrintf("dropmessagestest DROPPING RECV MESSAGE\n"); - return true; - } - - - if (!(pfrom->GetLocalServices() & NODE_BLOOM) && - (strCommand == NetMsgType::FILTERLOAD || - strCommand == NetMsgType::FILTERADD)) - { - if (pfrom->nVersion >= NO_BLOOM_VERSION) { - LOCK(cs_main); - Misbehaving(pfrom->GetId(), 100); - return false; - } else { - pfrom->fDisconnect = true; - return false; - } - } - - - if (strCommand == NetMsgType::VERSION) - { - // Each connection can only send one version message - if (pfrom->nVersion != 0) - { - connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::REJECT, strCommand, REJECT_DUPLICATE, string("Duplicate version message"))); - LOCK(cs_main); - Misbehaving(pfrom->GetId(), 1); - return false; - } - - int64_t nTime; - CAddress addrMe; - CAddress addrFrom; - uint64_t nNonce = 1; - uint64_t nServiceInt; - vRecv >> pfrom->nVersion >> nServiceInt >> nTime >> addrMe; - pfrom->nServices = ServiceFlags(nServiceInt); - if (!pfrom->fInbound) - { - connman.SetServices(pfrom->addr, pfrom->nServices); - } - if (pfrom->nServicesExpected & ~pfrom->nServices) - { - LogPrint("net", "peer=%d does not offer the expected services (%08x offered, %08x expected); disconnecting\n", pfrom->id, pfrom->nServices, pfrom->nServicesExpected); - connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::REJECT, strCommand, REJECT_NONSTANDARD, - strprintf("Expected to offer services %08x", pfrom->nServicesExpected))); - pfrom->fDisconnect = true; - return false; - } - - if (pfrom->nVersion < MIN_PEER_PROTO_VERSION) - { - // disconnect from peers older than this proto version - LogPrintf("peer=%d using obsolete version %i; disconnecting\n", pfrom->id, pfrom->nVersion); - connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::REJECT, strCommand, REJECT_OBSOLETE, - strprintf("Version must be %d or greater", MIN_PEER_PROTO_VERSION))); - pfrom->fDisconnect = true; - return false; - } - - if (pfrom->nVersion == 10300) - pfrom->nVersion = 300; - if (!vRecv.empty()) - vRecv >> addrFrom >> nNonce; - if (!vRecv.empty()) { - vRecv >> LIMITED_STRING(pfrom->strSubVer, MAX_SUBVERSION_LENGTH); - pfrom->cleanSubVer = SanitizeString(pfrom->strSubVer); - } - if (!vRecv.empty()) { - vRecv >> pfrom->nStartingHeight; - } - { - LOCK(pfrom->cs_filter); - if (!vRecv.empty()) - vRecv >> pfrom->fRelayTxes; // set to true after we get the first filter* message - else - pfrom->fRelayTxes = true; - } - - // Disconnect if we connected to ourself - if (pfrom->fInbound && !connman.CheckIncomingNonce(nNonce)) - { - LogPrintf("connected to self at %s, disconnecting\n", pfrom->addr.ToString()); - pfrom->fDisconnect = true; - return true; - } - - pfrom->addrLocal = addrMe; - if (pfrom->fInbound && addrMe.IsRoutable()) - { - SeenLocal(addrMe); - } - - // Be shy and don't send version until we hear - if (pfrom->fInbound) - PushNodeVersion(pfrom, connman, GetAdjustedTime()); - - pfrom->fClient = !(pfrom->nServices & NODE_NETWORK); - - if((pfrom->nServices & NODE_WITNESS)) - { - LOCK(cs_main); - State(pfrom->GetId())->fHaveWitness = true; - } - - // Potentially mark this peer as a preferred download peer. - { - LOCK(cs_main); - UpdatePreferredDownload(pfrom, State(pfrom->GetId())); - } - - // Change version - connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::VERACK)); - int nSendVersion = std::min(pfrom->nVersion, PROTOCOL_VERSION); - pfrom->SetSendVersion(nSendVersion); - - if (!pfrom->fInbound) - { - // Advertise our address - if (fListen && !IsInitialBlockDownload()) - { - CAddress addr = GetLocalAddress(&pfrom->addr, pfrom->GetLocalServices()); - FastRandomContext insecure_rand; - if (addr.IsRoutable()) - { - LogPrint("net", "ProcessMessages: advertising address %s\n", addr.ToString()); - pfrom->PushAddress(addr, insecure_rand); - } else if (IsPeerAddrLocalGood(pfrom)) { - addr.SetIP(pfrom->addrLocal); - LogPrint("net", "ProcessMessages: advertising address %s\n", addr.ToString()); - pfrom->PushAddress(addr, insecure_rand); - } - } - - // Get recent addresses - if (pfrom->fOneShot || pfrom->nVersion >= CADDR_TIME_VERSION || connman.GetAddressCount() < 1000) - { - connman.PushMessage(pfrom, CNetMsgMaker(nSendVersion).Make(NetMsgType::GETADDR)); - pfrom->fGetAddr = true; - } - connman.MarkAddressGood(pfrom->addr); - } - - pfrom->fSuccessfullyConnected = true; - - string remoteAddr; - if (fLogIPs) - remoteAddr = ", peeraddr=" + pfrom->addr.ToString(); - - LogPrintf("receive version message: %s: version %d, blocks=%d, us=%s, peer=%d%s\n", - pfrom->cleanSubVer, pfrom->nVersion, - pfrom->nStartingHeight, addrMe.ToString(), pfrom->id, - remoteAddr); - - int64_t nTimeOffset = nTime - GetTime(); - pfrom->nTimeOffset = nTimeOffset; - AddTimeData(pfrom->addr, nTimeOffset); - - // Feeler connections exist only to verify if address is online. - if (pfrom->fFeeler) { - assert(pfrom->fInbound == false); - pfrom->fDisconnect = true; - } - return true; - } - - - else if (pfrom->nVersion == 0) - { - // Must have a version message before anything else - LOCK(cs_main); - Misbehaving(pfrom->GetId(), 1); - return false; - } - - // At this point, the outgoing message serialization version can't change. - CNetMsgMaker msgMaker(pfrom->GetSendVersion()); - - if (strCommand == NetMsgType::VERACK) - { - pfrom->SetRecvVersion(min(pfrom->nVersion, PROTOCOL_VERSION)); - - if (!pfrom->fInbound) { - // Mark this node as currently connected, so we update its timestamp later. - LOCK(cs_main); - State(pfrom->GetId())->fCurrentlyConnected = true; - } - - if (pfrom->nVersion >= SENDHEADERS_VERSION) { - // Tell our peer we prefer to receive headers rather than inv's - // We send this to non-NODE NETWORK peers as well, because even - // non-NODE NETWORK peers can announce blocks (such as pruning - // nodes) - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::SENDHEADERS)); - } - if (pfrom->nVersion >= SHORT_IDS_BLOCKS_VERSION) { - // Tell our peer we are willing to provide version 1 or 2 cmpctblocks - // However, we do not request new block announcements using - // cmpctblock messages. - // We send this to non-NODE NETWORK peers as well, because - // they may wish to request compact blocks from us - bool fAnnounceUsingCMPCTBLOCK = false; - uint64_t nCMPCTBLOCKVersion = 2; - if (pfrom->GetLocalServices() & NODE_WITNESS) - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::SENDCMPCT, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion)); - nCMPCTBLOCKVersion = 1; - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::SENDCMPCT, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion)); - } - } - - - else if (strCommand == NetMsgType::ADDR) - { - vector<CAddress> vAddr; - vRecv >> vAddr; - - // Don't want addr from older versions unless seeding - if (pfrom->nVersion < CADDR_TIME_VERSION && connman.GetAddressCount() > 1000) - return true; - if (vAddr.size() > 1000) - { - LOCK(cs_main); - Misbehaving(pfrom->GetId(), 20); - return error("message addr size() = %u", vAddr.size()); - } - - // Store the new addresses - vector<CAddress> vAddrOk; - int64_t nNow = GetAdjustedTime(); - int64_t nSince = nNow - 10 * 60; - BOOST_FOREACH(CAddress& addr, vAddr) - { - boost::this_thread::interruption_point(); - - if ((addr.nServices & REQUIRED_SERVICES) != REQUIRED_SERVICES) - continue; - - if (addr.nTime <= 100000000 || addr.nTime > nNow + 10 * 60) - addr.nTime = nNow - 5 * 24 * 60 * 60; - pfrom->AddAddressKnown(addr); - bool fReachable = IsReachable(addr); - if (addr.nTime > nSince && !pfrom->fGetAddr && vAddr.size() <= 10 && addr.IsRoutable()) - { - // Relay to a limited number of other nodes - RelayAddress(addr, fReachable, connman); - } - // Do not store addresses outside our network - if (fReachable) - vAddrOk.push_back(addr); - } - connman.AddNewAddresses(vAddrOk, pfrom->addr, 2 * 60 * 60); - if (vAddr.size() < 1000) - pfrom->fGetAddr = false; - if (pfrom->fOneShot) - pfrom->fDisconnect = true; - } - - else if (strCommand == NetMsgType::SENDHEADERS) - { - LOCK(cs_main); - State(pfrom->GetId())->fPreferHeaders = true; - } - - else if (strCommand == NetMsgType::SENDCMPCT) - { - bool fAnnounceUsingCMPCTBLOCK = false; - uint64_t nCMPCTBLOCKVersion = 0; - vRecv >> fAnnounceUsingCMPCTBLOCK >> nCMPCTBLOCKVersion; - if (nCMPCTBLOCKVersion == 1 || ((pfrom->GetLocalServices() & NODE_WITNESS) && nCMPCTBLOCKVersion == 2)) { - LOCK(cs_main); - // fProvidesHeaderAndIDs is used to "lock in" version of compact blocks we send (fWantsCmpctWitness) - if (!State(pfrom->GetId())->fProvidesHeaderAndIDs) { - State(pfrom->GetId())->fProvidesHeaderAndIDs = true; - State(pfrom->GetId())->fWantsCmpctWitness = nCMPCTBLOCKVersion == 2; - } - if (State(pfrom->GetId())->fWantsCmpctWitness == (nCMPCTBLOCKVersion == 2)) // ignore later version announces - State(pfrom->GetId())->fPreferHeaderAndIDs = fAnnounceUsingCMPCTBLOCK; - if (!State(pfrom->GetId())->fSupportsDesiredCmpctVersion) { - if (pfrom->GetLocalServices() & NODE_WITNESS) - State(pfrom->GetId())->fSupportsDesiredCmpctVersion = (nCMPCTBLOCKVersion == 2); - else - State(pfrom->GetId())->fSupportsDesiredCmpctVersion = (nCMPCTBLOCKVersion == 1); - } - } - } - - - else if (strCommand == NetMsgType::INV) - { - vector<CInv> vInv; - vRecv >> vInv; - if (vInv.size() > MAX_INV_SZ) - { - LOCK(cs_main); - Misbehaving(pfrom->GetId(), 20); - return error("message inv size() = %u", vInv.size()); - } - - bool fBlocksOnly = !fRelayTxes; - - // Allow whitelisted peers to send data other than blocks in blocks only mode if whitelistrelay is true - if (pfrom->fWhitelisted && GetBoolArg("-whitelistrelay", DEFAULT_WHITELISTRELAY)) - fBlocksOnly = false; - - LOCK(cs_main); - - uint32_t nFetchFlags = GetFetchFlags(pfrom, chainActive.Tip(), chainparams.GetConsensus()); - - std::vector<CInv> vToFetch; - - for (unsigned int nInv = 0; nInv < vInv.size(); nInv++) - { - CInv &inv = vInv[nInv]; - - boost::this_thread::interruption_point(); - - bool fAlreadyHave = AlreadyHave(inv); - LogPrint("net", "got inv: %s %s peer=%d\n", inv.ToString(), fAlreadyHave ? "have" : "new", pfrom->id); - - if (inv.type == MSG_TX) { - inv.type |= nFetchFlags; - } - - if (inv.type == MSG_BLOCK) { - UpdateBlockAvailability(pfrom->GetId(), inv.hash); - if (!fAlreadyHave && !fImporting && !fReindex && !mapBlocksInFlight.count(inv.hash)) { - // We used to request the full block here, but since headers-announcements are now the - // primary method of announcement on the network, and since, in the case that a node - // fell back to inv we probably have a reorg which we should get the headers for first, - // we now only provide a getheaders response here. When we receive the headers, we will - // then ask for the blocks we need. - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETHEADERS, chainActive.GetLocator(pindexBestHeader), inv.hash)); - LogPrint("net", "getheaders (%d) %s to peer=%d\n", pindexBestHeader->nHeight, inv.hash.ToString(), pfrom->id); - } - } - else - { - pfrom->AddInventoryKnown(inv); - if (fBlocksOnly) - LogPrint("net", "transaction (%s) inv sent in violation of protocol peer=%d\n", inv.hash.ToString(), pfrom->id); - else if (!fAlreadyHave && !fImporting && !fReindex && !IsInitialBlockDownload()) - pfrom->AskFor(inv); - } - - // Track requests for our stuff - GetMainSignals().Inventory(inv.hash); - - if (pfrom->nSendSize > (nMaxSendBufferSize * 2)) { - Misbehaving(pfrom->GetId(), 50); - return error("send buffer size() = %u", pfrom->nSendSize); - } - } - - if (!vToFetch.empty()) - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, vToFetch)); - } - - - else if (strCommand == NetMsgType::GETDATA) - { - vector<CInv> vInv; - vRecv >> vInv; - if (vInv.size() > MAX_INV_SZ) - { - LOCK(cs_main); - Misbehaving(pfrom->GetId(), 20); - return error("message getdata size() = %u", vInv.size()); - } - - if (fDebug || (vInv.size() != 1)) - LogPrint("net", "received getdata (%u invsz) peer=%d\n", vInv.size(), pfrom->id); - - if ((fDebug && vInv.size() > 0) || (vInv.size() == 1)) - LogPrint("net", "received getdata for: %s peer=%d\n", vInv[0].ToString(), pfrom->id); - - pfrom->vRecvGetData.insert(pfrom->vRecvGetData.end(), vInv.begin(), vInv.end()); - ProcessGetData(pfrom, chainparams.GetConsensus(), connman); - } - - - else if (strCommand == NetMsgType::GETBLOCKS) - { - CBlockLocator locator; - uint256 hashStop; - vRecv >> locator >> hashStop; - - LOCK(cs_main); - - // Find the last block the caller has in the main chain - CBlockIndex* pindex = FindForkInGlobalIndex(chainActive, locator); - - // Send the rest of the chain - if (pindex) - pindex = chainActive.Next(pindex); - int nLimit = 500; - LogPrint("net", "getblocks %d to %s limit %d from peer=%d\n", (pindex ? pindex->nHeight : -1), hashStop.IsNull() ? "end" : hashStop.ToString(), nLimit, pfrom->id); - for (; pindex; pindex = chainActive.Next(pindex)) - { - if (pindex->GetBlockHash() == hashStop) - { - LogPrint("net", " getblocks stopping at %d %s\n", pindex->nHeight, pindex->GetBlockHash().ToString()); - break; - } - // If pruning, don't inv blocks unless we have on disk and are likely to still have - // for some reasonable time window (1 hour) that block relay might require. - const int nPrunedBlocksLikelyToHave = MIN_BLOCKS_TO_KEEP - 3600 / chainparams.GetConsensus().nPowTargetSpacing; - if (fPruneMode && (!(pindex->nStatus & BLOCK_HAVE_DATA) || pindex->nHeight <= chainActive.Tip()->nHeight - nPrunedBlocksLikelyToHave)) - { - LogPrint("net", " getblocks stopping, pruned or too old block at %d %s\n", pindex->nHeight, pindex->GetBlockHash().ToString()); - break; - } - pfrom->PushInventory(CInv(MSG_BLOCK, pindex->GetBlockHash())); - if (--nLimit <= 0) - { - // When this block is requested, we'll send an inv that'll - // trigger the peer to getblocks the next batch of inventory. - LogPrint("net", " getblocks stopping at limit %d %s\n", pindex->nHeight, pindex->GetBlockHash().ToString()); - pfrom->hashContinue = pindex->GetBlockHash(); - break; - } - } - } - - - else if (strCommand == NetMsgType::GETBLOCKTXN) - { - BlockTransactionsRequest req; - vRecv >> req; - - LOCK(cs_main); - - BlockMap::iterator it = mapBlockIndex.find(req.blockhash); - if (it == mapBlockIndex.end() || !(it->second->nStatus & BLOCK_HAVE_DATA)) { - LogPrintf("Peer %d sent us a getblocktxn for a block we don't have", pfrom->id); - return true; - } - - if (it->second->nHeight < chainActive.Height() - MAX_BLOCKTXN_DEPTH) { - // If an older block is requested (should never happen in practice, - // but can happen in tests) send a block response instead of a - // blocktxn response. Sending a full block response instead of a - // small blocktxn response is preferable in the case where a peer - // might maliciously send lots of getblocktxn requests to trigger - // expensive disk reads, because it will require the peer to - // actually receive all the data read from disk over the network. - LogPrint("net", "Peer %d sent us a getblocktxn for a block > %i deep", pfrom->id, MAX_BLOCKTXN_DEPTH); - CInv inv; - inv.type = State(pfrom->GetId())->fWantsCmpctWitness ? MSG_WITNESS_BLOCK : MSG_BLOCK; - inv.hash = req.blockhash; - pfrom->vRecvGetData.push_back(inv); - ProcessGetData(pfrom, chainparams.GetConsensus(), connman); - return true; - } - - CBlock block; - assert(ReadBlockFromDisk(block, it->second, chainparams.GetConsensus())); - - BlockTransactions resp(req); - for (size_t i = 0; i < req.indexes.size(); i++) { - if (req.indexes[i] >= block.vtx.size()) { - Misbehaving(pfrom->GetId(), 100); - LogPrintf("Peer %d sent us a getblocktxn with out-of-bounds tx indices", pfrom->id); - return true; - } - resp.txn[i] = block.vtx[req.indexes[i]]; - } - int nSendFlags = State(pfrom->GetId())->fWantsCmpctWitness ? 0 : SERIALIZE_TRANSACTION_NO_WITNESS; - connman.PushMessage(pfrom, msgMaker.Make(nSendFlags, NetMsgType::BLOCKTXN, resp)); - } - - - else if (strCommand == NetMsgType::GETHEADERS) - { - CBlockLocator locator; - uint256 hashStop; - vRecv >> locator >> hashStop; - - LOCK(cs_main); - if (IsInitialBlockDownload() && !pfrom->fWhitelisted) { - LogPrint("net", "Ignoring getheaders from peer=%d because node is in initial block download\n", pfrom->id); - return true; - } - - CNodeState *nodestate = State(pfrom->GetId()); - CBlockIndex* pindex = NULL; - if (locator.IsNull()) - { - // If locator is null, return the hashStop block - BlockMap::iterator mi = mapBlockIndex.find(hashStop); - if (mi == mapBlockIndex.end()) - return true; - pindex = (*mi).second; - } - else - { - // Find the last block the caller has in the main chain - pindex = FindForkInGlobalIndex(chainActive, locator); - if (pindex) - pindex = chainActive.Next(pindex); - } - - // we must use CBlocks, as CBlockHeaders won't include the 0x00 nTx count at the end - vector<CBlock> vHeaders; - int nLimit = MAX_HEADERS_RESULTS; - LogPrint("net", "getheaders %d to %s from peer=%d\n", (pindex ? pindex->nHeight : -1), hashStop.IsNull() ? "end" : hashStop.ToString(), pfrom->id); - for (; pindex; pindex = chainActive.Next(pindex)) - { - vHeaders.push_back(pindex->GetBlockHeader()); - if (--nLimit <= 0 || pindex->GetBlockHash() == hashStop) - break; - } - // pindex can be NULL either if we sent chainActive.Tip() OR - // if our peer has chainActive.Tip() (and thus we are sending an empty - // headers message). In both cases it's safe to update - // pindexBestHeaderSent to be our tip. - nodestate->pindexBestHeaderSent = pindex ? pindex : chainActive.Tip(); - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::HEADERS, vHeaders)); - } - - - else if (strCommand == NetMsgType::TX) - { - // Stop processing the transaction early if - // We are in blocks only mode and peer is either not whitelisted or whitelistrelay is off - if (!fRelayTxes && (!pfrom->fWhitelisted || !GetBoolArg("-whitelistrelay", DEFAULT_WHITELISTRELAY))) - { - LogPrint("net", "transaction sent in violation of protocol peer=%d\n", pfrom->id); - return true; - } - - deque<COutPoint> vWorkQueue; - vector<uint256> vEraseQueue; - CTransaction tx; - vRecv >> tx; - - CInv inv(MSG_TX, tx.GetHash()); - pfrom->AddInventoryKnown(inv); - - LOCK(cs_main); - - bool fMissingInputs = false; - CValidationState state; - - pfrom->setAskFor.erase(inv.hash); - mapAlreadyAskedFor.erase(inv.hash); - - if (!AlreadyHave(inv) && AcceptToMemoryPool(mempool, state, tx, true, &fMissingInputs)) { - mempool.check(pcoinsTip); - RelayTransaction(tx, connman); - for (unsigned int i = 0; i < tx.vout.size(); i++) { - vWorkQueue.emplace_back(inv.hash, i); - } - - pfrom->nLastTXTime = GetTime(); - - LogPrint("mempool", "AcceptToMemoryPool: peer=%d: accepted %s (poolsz %u txn, %u kB)\n", - pfrom->id, - tx.GetHash().ToString(), - mempool.size(), mempool.DynamicMemoryUsage() / 1000); - - // Recursively process any orphan transactions that depended on this one - set<NodeId> setMisbehaving; - while (!vWorkQueue.empty()) { - auto itByPrev = mapOrphanTransactionsByPrev.find(vWorkQueue.front()); - vWorkQueue.pop_front(); - if (itByPrev == mapOrphanTransactionsByPrev.end()) - continue; - for (auto mi = itByPrev->second.begin(); - mi != itByPrev->second.end(); - ++mi) - { - const CTransaction& orphanTx = (*mi)->second.tx; - const uint256& orphanHash = orphanTx.GetHash(); - NodeId fromPeer = (*mi)->second.fromPeer; - bool fMissingInputs2 = false; - // Use a dummy CValidationState so someone can't setup nodes to counter-DoS based on orphan - // resolution (that is, feeding people an invalid transaction based on LegitTxX in order to get - // anyone relaying LegitTxX banned) - CValidationState stateDummy; - - - if (setMisbehaving.count(fromPeer)) - continue; - if (AcceptToMemoryPool(mempool, stateDummy, orphanTx, true, &fMissingInputs2)) { - LogPrint("mempool", " accepted orphan tx %s\n", orphanHash.ToString()); - RelayTransaction(orphanTx, connman); - for (unsigned int i = 0; i < orphanTx.vout.size(); i++) { - vWorkQueue.emplace_back(orphanHash, i); - } - vEraseQueue.push_back(orphanHash); - } - else if (!fMissingInputs2) - { - int nDos = 0; - if (stateDummy.IsInvalid(nDos) && nDos > 0) - { - // Punish peer that gave us an invalid orphan tx - Misbehaving(fromPeer, nDos); - setMisbehaving.insert(fromPeer); - LogPrint("mempool", " invalid orphan tx %s\n", orphanHash.ToString()); - } - // Has inputs but not accepted to mempool - // Probably non-standard or insufficient fee/priority - LogPrint("mempool", " removed orphan tx %s\n", orphanHash.ToString()); - vEraseQueue.push_back(orphanHash); - if (orphanTx.wit.IsNull() && !stateDummy.CorruptionPossible()) { - // Do not use rejection cache for witness transactions or - // witness-stripped transactions, as they can have been malleated. - // See https://github.com/bitcoin/bitcoin/issues/8279 for details. - assert(recentRejects); - recentRejects->insert(orphanHash); - } - } - mempool.check(pcoinsTip); - } - } - - BOOST_FOREACH(uint256 hash, vEraseQueue) - EraseOrphanTx(hash); - } - else if (fMissingInputs) - { - bool fRejectedParents = false; // It may be the case that the orphans parents have all been rejected - BOOST_FOREACH(const CTxIn& txin, tx.vin) { - if (recentRejects->contains(txin.prevout.hash)) { - fRejectedParents = true; - break; - } - } - if (!fRejectedParents) { - BOOST_FOREACH(const CTxIn& txin, tx.vin) { - CInv _inv(MSG_TX, txin.prevout.hash); - pfrom->AddInventoryKnown(_inv); - if (!AlreadyHave(_inv)) pfrom->AskFor(_inv); - } - AddOrphanTx(tx, pfrom->GetId()); - - // DoS prevention: do not allow mapOrphanTransactions to grow unbounded - unsigned int nMaxOrphanTx = (unsigned int)std::max((int64_t)0, GetArg("-maxorphantx", DEFAULT_MAX_ORPHAN_TRANSACTIONS)); - unsigned int nEvicted = LimitOrphanTxSize(nMaxOrphanTx); - if (nEvicted > 0) - LogPrint("mempool", "mapOrphan overflow, removed %u tx\n", nEvicted); - } else { - LogPrint("mempool", "not keeping orphan with rejected parents %s\n",tx.GetHash().ToString()); - } - } else { - if (tx.wit.IsNull() && !state.CorruptionPossible()) { - // Do not use rejection cache for witness transactions or - // witness-stripped transactions, as they can have been malleated. - // See https://github.com/bitcoin/bitcoin/issues/8279 for details. - assert(recentRejects); - recentRejects->insert(tx.GetHash()); - } - - if (pfrom->fWhitelisted && GetBoolArg("-whitelistforcerelay", DEFAULT_WHITELISTFORCERELAY)) { - // Always relay transactions received from whitelisted peers, even - // if they were already in the mempool or rejected from it due - // to policy, allowing the node to function as a gateway for - // nodes hidden behind it. - // - // Never relay transactions that we would assign a non-zero DoS - // score for, as we expect peers to do the same with us in that - // case. - int nDoS = 0; - if (!state.IsInvalid(nDoS) || nDoS == 0) { - LogPrintf("Force relaying tx %s from whitelisted peer=%d\n", tx.GetHash().ToString(), pfrom->id); - RelayTransaction(tx, connman); - } else { - LogPrintf("Not relaying invalid transaction %s from whitelisted peer=%d (%s)\n", tx.GetHash().ToString(), pfrom->id, FormatStateMessage(state)); - } - } - } - int nDoS = 0; - if (state.IsInvalid(nDoS)) - { - LogPrint("mempoolrej", "%s from peer=%d was not accepted: %s\n", tx.GetHash().ToString(), - pfrom->id, - FormatStateMessage(state)); - if (state.GetRejectCode() < REJECT_INTERNAL) // Never send AcceptToMemoryPool's internal codes over P2P - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::REJECT, strCommand, (unsigned char)state.GetRejectCode(), - state.GetRejectReason().substr(0, MAX_REJECT_MESSAGE_LENGTH), inv.hash)); - if (nDoS > 0) { - Misbehaving(pfrom->GetId(), nDoS); - } - } - } - - - else if (strCommand == NetMsgType::CMPCTBLOCK && !fImporting && !fReindex) // Ignore blocks received while importing - { - CBlockHeaderAndShortTxIDs cmpctblock; - vRecv >> cmpctblock; - - LOCK(cs_main); - - if (mapBlockIndex.find(cmpctblock.header.hashPrevBlock) == mapBlockIndex.end()) { - // Doesn't connect (or is genesis), instead of DoSing in AcceptBlockHeader, request deeper headers - if (!IsInitialBlockDownload()) - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETHEADERS, chainActive.GetLocator(pindexBestHeader), uint256())); - return true; - } - - CBlockIndex *pindex = NULL; - CValidationState state; - if (!AcceptBlockHeader(cmpctblock.header, state, chainparams, &pindex)) { - int nDoS; - if (state.IsInvalid(nDoS)) { - if (nDoS > 0) - Misbehaving(pfrom->GetId(), nDoS); - LogPrintf("Peer %d sent us invalid header via cmpctblock\n", pfrom->id); - return true; - } - } - - // If AcceptBlockHeader returned true, it set pindex - assert(pindex); - UpdateBlockAvailability(pfrom->GetId(), pindex->GetBlockHash()); - - std::map<uint256, pair<NodeId, list<QueuedBlock>::iterator> >::iterator blockInFlightIt = mapBlocksInFlight.find(pindex->GetBlockHash()); - bool fAlreadyInFlight = blockInFlightIt != mapBlocksInFlight.end(); - - if (pindex->nStatus & BLOCK_HAVE_DATA) // Nothing to do here - return true; - - if (pindex->nChainWork <= chainActive.Tip()->nChainWork || // We know something better - pindex->nTx != 0) { // We had this block at some point, but pruned it - if (fAlreadyInFlight) { - // We requested this block for some reason, but our mempool will probably be useless - // so we just grab the block via normal getdata - std::vector<CInv> vInv(1); - vInv[0] = CInv(MSG_BLOCK | GetFetchFlags(pfrom, pindex->pprev, chainparams.GetConsensus()), cmpctblock.header.GetHash()); - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, vInv)); - } - return true; - } - - // If we're not close to tip yet, give up and let parallel block fetch work its magic - if (!fAlreadyInFlight && !CanDirectFetch(chainparams.GetConsensus())) - return true; - - CNodeState *nodestate = State(pfrom->GetId()); - - if (IsWitnessEnabled(pindex->pprev, chainparams.GetConsensus()) && !nodestate->fSupportsDesiredCmpctVersion) { - // Don't bother trying to process compact blocks from v1 peers - // after segwit activates. - return true; - } - - // We want to be a bit conservative just to be extra careful about DoS - // possibilities in compact block processing... - if (pindex->nHeight <= chainActive.Height() + 2) { - if ((!fAlreadyInFlight && nodestate->nBlocksInFlight < MAX_BLOCKS_IN_TRANSIT_PER_PEER) || - (fAlreadyInFlight && blockInFlightIt->second.first == pfrom->GetId())) { - list<QueuedBlock>::iterator *queuedBlockIt = NULL; - if (!MarkBlockAsInFlight(pfrom->GetId(), pindex->GetBlockHash(), chainparams.GetConsensus(), pindex, &queuedBlockIt)) { - if (!(*queuedBlockIt)->partialBlock) - (*queuedBlockIt)->partialBlock.reset(new PartiallyDownloadedBlock(&mempool)); - else { - // The block was already in flight using compact blocks from the same peer - LogPrint("net", "Peer sent us compact block we were already syncing!\n"); - return true; - } - } - - PartiallyDownloadedBlock& partialBlock = *(*queuedBlockIt)->partialBlock; - ReadStatus status = partialBlock.InitData(cmpctblock); - if (status == READ_STATUS_INVALID) { - MarkBlockAsReceived(pindex->GetBlockHash()); // Reset in-flight state in case of whitelist - Misbehaving(pfrom->GetId(), 100); - LogPrintf("Peer %d sent us invalid compact block\n", pfrom->id); - return true; - } else if (status == READ_STATUS_FAILED) { - // Duplicate txindexes, the block is now in-flight, so just request it - std::vector<CInv> vInv(1); - vInv[0] = CInv(MSG_BLOCK | GetFetchFlags(pfrom, pindex->pprev, chainparams.GetConsensus()), cmpctblock.header.GetHash()); - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, vInv)); - return true; - } - - if (!fAlreadyInFlight && mapBlocksInFlight.size() == 1 && pindex->pprev->IsValid(BLOCK_VALID_CHAIN)) { - // We seem to be rather well-synced, so it appears pfrom was the first to provide us - // with this block! Let's get them to announce using compact blocks in the future. - MaybeSetPeerAsAnnouncingHeaderAndIDs(nodestate, pfrom, connman); - } - - BlockTransactionsRequest req; - for (size_t i = 0; i < cmpctblock.BlockTxCount(); i++) { - if (!partialBlock.IsTxAvailable(i)) - req.indexes.push_back(i); - } - if (req.indexes.empty()) { - // Dirty hack to jump to BLOCKTXN code (TODO: move message handling into their own functions) - BlockTransactions txn; - txn.blockhash = cmpctblock.header.GetHash(); - CDataStream blockTxnMsg(SER_NETWORK, PROTOCOL_VERSION); - blockTxnMsg << txn; - return ProcessMessage(pfrom, NetMsgType::BLOCKTXN, blockTxnMsg, nTimeReceived, chainparams, connman); - } else { - req.blockhash = pindex->GetBlockHash(); - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETBLOCKTXN, req)); - } - } - } else { - if (fAlreadyInFlight) { - // We requested this block, but its far into the future, so our - // mempool will probably be useless - request the block normally - std::vector<CInv> vInv(1); - vInv[0] = CInv(MSG_BLOCK | GetFetchFlags(pfrom, pindex->pprev, chainparams.GetConsensus()), cmpctblock.header.GetHash()); - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, vInv)); - return true; - } else { - // If this was an announce-cmpctblock, we want the same treatment as a header message - // Dirty hack to process as if it were just a headers message (TODO: move message handling into their own functions) - std::vector<CBlock> headers; - headers.push_back(cmpctblock.header); - CDataStream vHeadersMsg(SER_NETWORK, PROTOCOL_VERSION); - vHeadersMsg << headers; - return ProcessMessage(pfrom, NetMsgType::HEADERS, vHeadersMsg, nTimeReceived, chainparams, connman); - } - } - } - - else if (strCommand == NetMsgType::BLOCKTXN && !fImporting && !fReindex) // Ignore blocks received while importing - { - BlockTransactions resp; - vRecv >> resp; - - CBlock block; - bool fBlockRead = false; - { - LOCK(cs_main); - - map<uint256, pair<NodeId, list<QueuedBlock>::iterator> >::iterator it = mapBlocksInFlight.find(resp.blockhash); - if (it == mapBlocksInFlight.end() || !it->second.second->partialBlock || - it->second.first != pfrom->GetId()) { - LogPrint("net", "Peer %d sent us block transactions for block we weren't expecting\n", pfrom->id); - return true; - } - - PartiallyDownloadedBlock& partialBlock = *it->second.second->partialBlock; - ReadStatus status = partialBlock.FillBlock(block, resp.txn); - if (status == READ_STATUS_INVALID) { - MarkBlockAsReceived(resp.blockhash); // Reset in-flight state in case of whitelist - Misbehaving(pfrom->GetId(), 100); - LogPrintf("Peer %d sent us invalid compact block/non-matching block transactions\n", pfrom->id); - return true; - } else if (status == READ_STATUS_FAILED) { - // Might have collided, fall back to getdata now :( - std::vector<CInv> invs; - invs.push_back(CInv(MSG_BLOCK | GetFetchFlags(pfrom, chainActive.Tip(), chainparams.GetConsensus()), resp.blockhash)); - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, invs)); - } else { - // Block is either okay, or possibly we received - // READ_STATUS_CHECKBLOCK_FAILED. - // Note that CheckBlock can only fail for one of a few reasons: - // 1. bad-proof-of-work (impossible here, because we've already - // accepted the header) - // 2. merkleroot doesn't match the transactions given (already - // caught in FillBlock with READ_STATUS_FAILED, so - // impossible here) - // 3. the block is otherwise invalid (eg invalid coinbase, - // block is too big, too many legacy sigops, etc). - // So if CheckBlock failed, #3 is the only possibility. - // Under BIP 152, we don't DoS-ban unless proof of work is - // invalid (we don't require all the stateless checks to have - // been run). This is handled below, so just treat this as - // though the block was successfully read, and rely on the - // handling in ProcessNewBlock to ensure the block index is - // updated, reject messages go out, etc. - MarkBlockAsReceived(resp.blockhash); // it is now an empty pointer - fBlockRead = true; - // mapBlockSource is only used for sending reject messages and DoS scores, - // so the race between here and cs_main in ProcessNewBlock is fine. - // BIP 152 permits peers to relay compact blocks after validating - // the header only; we should not punish peers if the block turns - // out to be invalid. - mapBlockSource.emplace(resp.blockhash, std::make_pair(pfrom->GetId(), false)); - } - } // Don't hold cs_main when we call into ProcessNewBlock - if (fBlockRead) { - bool fNewBlock = false; - // Since we requested this block (it was in mapBlocksInFlight), force it to be processed, - // even if it would not be a candidate for new tip (missing previous block, chain not long enough, etc) - ProcessNewBlock(chainparams, &block, true, NULL, &fNewBlock); - if (fNewBlock) - pfrom->nLastBlockTime = GetTime(); - } - } - - - else if (strCommand == NetMsgType::HEADERS && !fImporting && !fReindex) // Ignore headers received while importing - { - std::vector<CBlockHeader> headers; - - // Bypass the normal CBlock deserialization, as we don't want to risk deserializing 2000 full blocks. - unsigned int nCount = ReadCompactSize(vRecv); - if (nCount > MAX_HEADERS_RESULTS) { - LOCK(cs_main); - Misbehaving(pfrom->GetId(), 20); - return error("headers message size = %u", nCount); - } - headers.resize(nCount); - for (unsigned int n = 0; n < nCount; n++) { - vRecv >> headers[n]; - ReadCompactSize(vRecv); // ignore tx count; assume it is 0. - } - - { - LOCK(cs_main); - - if (nCount == 0) { - // Nothing interesting. Stop asking this peers for more headers. - return true; - } - - CNodeState *nodestate = State(pfrom->GetId()); - - // If this looks like it could be a block announcement (nCount < - // MAX_BLOCKS_TO_ANNOUNCE), use special logic for handling headers that - // don't connect: - // - Send a getheaders message in response to try to connect the chain. - // - The peer can send up to MAX_UNCONNECTING_HEADERS in a row that - // don't connect before giving DoS points - // - Once a headers message is received that is valid and does connect, - // nUnconnectingHeaders gets reset back to 0. - if (mapBlockIndex.find(headers[0].hashPrevBlock) == mapBlockIndex.end() && nCount < MAX_BLOCKS_TO_ANNOUNCE) { - nodestate->nUnconnectingHeaders++; - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETHEADERS, chainActive.GetLocator(pindexBestHeader), uint256())); - LogPrint("net", "received header %s: missing prev block %s, sending getheaders (%d) to end (peer=%d, nUnconnectingHeaders=%d)\n", - headers[0].GetHash().ToString(), - headers[0].hashPrevBlock.ToString(), - pindexBestHeader->nHeight, - pfrom->id, nodestate->nUnconnectingHeaders); - // Set hashLastUnknownBlock for this peer, so that if we - // eventually get the headers - even from a different peer - - // we can use this peer to download. - UpdateBlockAvailability(pfrom->GetId(), headers.back().GetHash()); - - if (nodestate->nUnconnectingHeaders % MAX_UNCONNECTING_HEADERS == 0) { - Misbehaving(pfrom->GetId(), 20); - } - return true; - } - - CBlockIndex *pindexLast = NULL; - BOOST_FOREACH(const CBlockHeader& header, headers) { - CValidationState state; - if (pindexLast != NULL && header.hashPrevBlock != pindexLast->GetBlockHash()) { - Misbehaving(pfrom->GetId(), 20); - return error("non-continuous headers sequence"); - } - if (!AcceptBlockHeader(header, state, chainparams, &pindexLast)) { - int nDoS; - if (state.IsInvalid(nDoS)) { - if (nDoS > 0) - Misbehaving(pfrom->GetId(), nDoS); - return error("invalid header received"); - } - } - } - - if (nodestate->nUnconnectingHeaders > 0) { - LogPrint("net", "peer=%d: resetting nUnconnectingHeaders (%d -> 0)\n", pfrom->id, nodestate->nUnconnectingHeaders); - } - nodestate->nUnconnectingHeaders = 0; - - assert(pindexLast); - UpdateBlockAvailability(pfrom->GetId(), pindexLast->GetBlockHash()); - - if (nCount == MAX_HEADERS_RESULTS) { - // Headers message had its maximum size; the peer may have more headers. - // TODO: optimize: if pindexLast is an ancestor of chainActive.Tip or pindexBestHeader, continue - // from there instead. - LogPrint("net", "more getheaders (%d) to end to peer=%d (startheight:%d)\n", pindexLast->nHeight, pfrom->id, pfrom->nStartingHeight); - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETHEADERS, chainActive.GetLocator(pindexLast), uint256())); - } - - bool fCanDirectFetch = CanDirectFetch(chainparams.GetConsensus()); - // If this set of headers is valid and ends in a block with at least as - // much work as our tip, download as much as possible. - if (fCanDirectFetch && pindexLast->IsValid(BLOCK_VALID_TREE) && chainActive.Tip()->nChainWork <= pindexLast->nChainWork) { - vector<CBlockIndex *> vToFetch; - CBlockIndex *pindexWalk = pindexLast; - // Calculate all the blocks we'd need to switch to pindexLast, up to a limit. - while (pindexWalk && !chainActive.Contains(pindexWalk) && vToFetch.size() <= MAX_BLOCKS_IN_TRANSIT_PER_PEER) { - if (!(pindexWalk->nStatus & BLOCK_HAVE_DATA) && - !mapBlocksInFlight.count(pindexWalk->GetBlockHash()) && - (!IsWitnessEnabled(pindexWalk->pprev, chainparams.GetConsensus()) || State(pfrom->GetId())->fHaveWitness)) { - // We don't have this block, and it's not yet in flight. - vToFetch.push_back(pindexWalk); - } - pindexWalk = pindexWalk->pprev; - } - // If pindexWalk still isn't on our main chain, we're looking at a - // very large reorg at a time we think we're close to caught up to - // the main chain -- this shouldn't really happen. Bail out on the - // direct fetch and rely on parallel download instead. - if (!chainActive.Contains(pindexWalk)) { - LogPrint("net", "Large reorg, won't direct fetch to %s (%d)\n", - pindexLast->GetBlockHash().ToString(), - pindexLast->nHeight); - } else { - vector<CInv> vGetData; - // Download as much as possible, from earliest to latest. - BOOST_REVERSE_FOREACH(CBlockIndex *pindex, vToFetch) { - if (nodestate->nBlocksInFlight >= MAX_BLOCKS_IN_TRANSIT_PER_PEER) { - // Can't download any more from this peer - break; - } - uint32_t nFetchFlags = GetFetchFlags(pfrom, pindex->pprev, chainparams.GetConsensus()); - vGetData.push_back(CInv(MSG_BLOCK | nFetchFlags, pindex->GetBlockHash())); - MarkBlockAsInFlight(pfrom->GetId(), pindex->GetBlockHash(), chainparams.GetConsensus(), pindex); - LogPrint("net", "Requesting block %s from peer=%d\n", - pindex->GetBlockHash().ToString(), pfrom->id); - } - if (vGetData.size() > 1) { - LogPrint("net", "Downloading blocks toward %s (%d) via headers direct fetch\n", - pindexLast->GetBlockHash().ToString(), pindexLast->nHeight); - } - if (vGetData.size() > 0) { - if (nodestate->fSupportsDesiredCmpctVersion && vGetData.size() == 1 && mapBlocksInFlight.size() == 1 && pindexLast->pprev->IsValid(BLOCK_VALID_CHAIN)) { - // We seem to be rather well-synced, so it appears pfrom was the first to provide us - // with this block! Let's get them to announce using compact blocks in the future. - MaybeSetPeerAsAnnouncingHeaderAndIDs(nodestate, pfrom, connman); - // In any case, we want to download using a compact block, not a regular one - vGetData[0] = CInv(MSG_CMPCT_BLOCK, vGetData[0].hash); - } - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::GETDATA, vGetData)); - } - } - } - } - - NotifyHeaderTip(); - } - - else if (strCommand == NetMsgType::BLOCK && !fImporting && !fReindex) // Ignore blocks received while importing - { - CBlock block; - vRecv >> block; - - LogPrint("net", "received block %s peer=%d\n", block.GetHash().ToString(), pfrom->id); - - // Process all blocks from whitelisted peers, even if not requested, - // unless we're still syncing with the network. - // Such an unrequested block may still be processed, subject to the - // conditions in AcceptBlock(). - bool forceProcessing = pfrom->fWhitelisted && !IsInitialBlockDownload(); - const uint256 hash(block.GetHash()); - { - LOCK(cs_main); - // Also always process if we requested the block explicitly, as we may - // need it even though it is not a candidate for a new best tip. - forceProcessing |= MarkBlockAsReceived(hash); - // mapBlockSource is only used for sending reject messages and DoS scores, - // so the race between here and cs_main in ProcessNewBlock is fine. - mapBlockSource.emplace(hash, std::make_pair(pfrom->GetId(), true)); - } - bool fNewBlock = false; - ProcessNewBlock(chainparams, &block, forceProcessing, NULL, &fNewBlock); - if (fNewBlock) - pfrom->nLastBlockTime = GetTime(); - } - - - else if (strCommand == NetMsgType::GETADDR) - { - // This asymmetric behavior for inbound and outbound connections was introduced - // to prevent a fingerprinting attack: an attacker can send specific fake addresses - // to users' AddrMan and later request them by sending getaddr messages. - // Making nodes which are behind NAT and can only make outgoing connections ignore - // the getaddr message mitigates the attack. - if (!pfrom->fInbound) { - LogPrint("net", "Ignoring \"getaddr\" from outbound connection. peer=%d\n", pfrom->id); - return true; - } - - // Only send one GetAddr response per connection to reduce resource waste - // and discourage addr stamping of INV announcements. - if (pfrom->fSentAddr) { - LogPrint("net", "Ignoring repeated \"getaddr\". peer=%d\n", pfrom->id); - return true; - } - pfrom->fSentAddr = true; - - pfrom->vAddrToSend.clear(); - vector<CAddress> vAddr = connman.GetAddresses(); - FastRandomContext insecure_rand; - BOOST_FOREACH(const CAddress &addr, vAddr) - pfrom->PushAddress(addr, insecure_rand); - } - - - else if (strCommand == NetMsgType::MEMPOOL) - { - if (!(pfrom->GetLocalServices() & NODE_BLOOM) && !pfrom->fWhitelisted) - { - LogPrint("net", "mempool request with bloom filters disabled, disconnect peer=%d\n", pfrom->GetId()); - pfrom->fDisconnect = true; - return true; - } - - if (connman.OutboundTargetReached(false) && !pfrom->fWhitelisted) - { - LogPrint("net", "mempool request with bandwidth limit reached, disconnect peer=%d\n", pfrom->GetId()); - pfrom->fDisconnect = true; - return true; - } - - LOCK(pfrom->cs_inventory); - pfrom->fSendMempool = true; - } - - - else if (strCommand == NetMsgType::PING) - { - if (pfrom->nVersion > BIP0031_VERSION) - { - uint64_t nonce = 0; - vRecv >> nonce; - // Echo the message back with the nonce. This allows for two useful features: - // - // 1) A remote node can quickly check if the connection is operational - // 2) Remote nodes can measure the latency of the network thread. If this node - // is overloaded it won't respond to pings quickly and the remote node can - // avoid sending us more work, like chain download requests. - // - // The nonce stops the remote getting confused between different pings: without - // it, if the remote node sends a ping once per second and this node takes 5 - // seconds to respond to each, the 5th ping the remote sends would appear to - // return very quickly. - connman.PushMessage(pfrom, msgMaker.Make(NetMsgType::PONG, nonce)); - } - } - - - else if (strCommand == NetMsgType::PONG) - { - int64_t pingUsecEnd = nTimeReceived; - uint64_t nonce = 0; - size_t nAvail = vRecv.in_avail(); - bool bPingFinished = false; - std::string sProblem; - - if (nAvail >= sizeof(nonce)) { - vRecv >> nonce; - - // Only process pong message if there is an outstanding ping (old ping without nonce should never pong) - if (pfrom->nPingNonceSent != 0) { - if (nonce == pfrom->nPingNonceSent) { - // Matching pong received, this ping is no longer outstanding - bPingFinished = true; - int64_t pingUsecTime = pingUsecEnd - pfrom->nPingUsecStart; - if (pingUsecTime > 0) { - // Successful ping time measurement, replace previous - pfrom->nPingUsecTime = pingUsecTime; - pfrom->nMinPingUsecTime = std::min(pfrom->nMinPingUsecTime, pingUsecTime); - } else { - // This should never happen - sProblem = "Timing mishap"; - } - } else { - // Nonce mismatches are normal when pings are overlapping - sProblem = "Nonce mismatch"; - if (nonce == 0) { - // This is most likely a bug in another implementation somewhere; cancel this ping - bPingFinished = true; - sProblem = "Nonce zero"; - } - } - } else { - sProblem = "Unsolicited pong without ping"; - } - } else { - // This is most likely a bug in another implementation somewhere; cancel this ping - bPingFinished = true; - sProblem = "Short payload"; - } - - if (!(sProblem.empty())) { - LogPrint("net", "pong peer=%d: %s, %x expected, %x received, %u bytes\n", - pfrom->id, - sProblem, - pfrom->nPingNonceSent, - nonce, - nAvail); - } - if (bPingFinished) { - pfrom->nPingNonceSent = 0; - } - } - - - else if (strCommand == NetMsgType::FILTERLOAD) - { - CBloomFilter filter; - vRecv >> filter; - - if (!filter.IsWithinSizeConstraints()) - { - // There is no excuse for sending a too-large filter - LOCK(cs_main); - Misbehaving(pfrom->GetId(), 100); - } - else - { - LOCK(pfrom->cs_filter); - delete pfrom->pfilter; - pfrom->pfilter = new CBloomFilter(filter); - pfrom->pfilter->UpdateEmptyFull(); - pfrom->fRelayTxes = true; - } - } - - - else if (strCommand == NetMsgType::FILTERADD) - { - vector<unsigned char> vData; - vRecv >> vData; - - // Nodes must NEVER send a data item > 520 bytes (the max size for a script data object, - // and thus, the maximum size any matched object can have) in a filteradd message - bool bad = false; - if (vData.size() > MAX_SCRIPT_ELEMENT_SIZE) { - bad = true; - } else { - LOCK(pfrom->cs_filter); - if (pfrom->pfilter) { - pfrom->pfilter->insert(vData); - } else { - bad = true; - } - } - if (bad) { - LOCK(cs_main); - Misbehaving(pfrom->GetId(), 100); - } - } - - - else if (strCommand == NetMsgType::FILTERCLEAR) - { - LOCK(pfrom->cs_filter); - if (pfrom->GetLocalServices() & NODE_BLOOM) { - delete pfrom->pfilter; - pfrom->pfilter = new CBloomFilter(); - } - pfrom->fRelayTxes = true; - } - - - else if (strCommand == NetMsgType::REJECT) - { - if (fDebug) { - try { - string strMsg; unsigned char ccode; string strReason; - vRecv >> LIMITED_STRING(strMsg, CMessageHeader::COMMAND_SIZE) >> ccode >> LIMITED_STRING(strReason, MAX_REJECT_MESSAGE_LENGTH); - - ostringstream ss; - ss << strMsg << " code " << itostr(ccode) << ": " << strReason; - - if (strMsg == NetMsgType::BLOCK || strMsg == NetMsgType::TX) - { - uint256 hash; - vRecv >> hash; - ss << ": hash " << hash.ToString(); - } - LogPrint("net", "Reject %s\n", SanitizeString(ss.str())); - } catch (const std::ios_base::failure&) { - // Avoid feedback loops by preventing reject messages from triggering a new reject message. - LogPrint("net", "Unparseable reject message received\n"); - } - } - } - - else if (strCommand == NetMsgType::FEEFILTER) { - CAmount newFeeFilter = 0; - vRecv >> newFeeFilter; - if (MoneyRange(newFeeFilter)) { - { - LOCK(pfrom->cs_feeFilter); - pfrom->minFeeFilter = newFeeFilter; - } - LogPrint("net", "received: feefilter of %s from peer=%d\n", CFeeRate(newFeeFilter).ToString(), pfrom->id); - } - } - - else if (strCommand == NetMsgType::NOTFOUND) { - // We do not care about the NOTFOUND message, but logging an Unknown Command - // message would be undesirable as we transmit it ourselves. - } - - else { - // Ignore unknown commands for extensibility - LogPrint("net", "Unknown command \"%s\" from peer=%d\n", SanitizeString(strCommand), pfrom->id); - } - - - - return true; -} - -// requires LOCK(cs_vRecvMsg) -bool ProcessMessages(CNode* pfrom, CConnman& connman) -{ - const CChainParams& chainparams = Params(); - unsigned int nMaxSendBufferSize = connman.GetSendBufferSize(); - //if (fDebug) - // LogPrintf("%s(%u messages)\n", __func__, pfrom->vRecvMsg.size()); - - // - // Message format - // (4) message start - // (12) command - // (4) size - // (4) checksum - // (x) data - // - bool fOk = true; - - if (!pfrom->vRecvGetData.empty()) - ProcessGetData(pfrom, chainparams.GetConsensus(), connman); - - // this maintains the order of responses - if (!pfrom->vRecvGetData.empty()) return fOk; - - std::deque<CNetMessage>::iterator it = pfrom->vRecvMsg.begin(); - while (!pfrom->fDisconnect && it != pfrom->vRecvMsg.end()) { - // Don't bother if send buffer is too full to respond anyway - if (pfrom->nSendSize >= nMaxSendBufferSize) - break; - - // get next message - CNetMessage& msg = *it; - - //if (fDebug) - // LogPrintf("%s(message %u msgsz, %u bytes, complete:%s)\n", __func__, - // msg.hdr.nMessageSize, msg.vRecv.size(), - // msg.complete() ? "Y" : "N"); - - // end, if an incomplete message is found - if (!msg.complete()) - break; - - // at this point, any failure means we can delete the current message - it++; - - // Scan for message start - if (memcmp(msg.hdr.pchMessageStart, chainparams.MessageStart(), CMessageHeader::MESSAGE_START_SIZE) != 0) { - LogPrintf("PROCESSMESSAGE: INVALID MESSAGESTART %s peer=%d\n", SanitizeString(msg.hdr.GetCommand()), pfrom->id); - fOk = false; - break; - } - - // Read header - CMessageHeader& hdr = msg.hdr; - if (!hdr.IsValid(chainparams.MessageStart())) - { - LogPrintf("PROCESSMESSAGE: ERRORS IN HEADER %s peer=%d\n", SanitizeString(hdr.GetCommand()), pfrom->id); - continue; - } - string strCommand = hdr.GetCommand(); - - // Message size - unsigned int nMessageSize = hdr.nMessageSize; - - // Checksum - CDataStream& vRecv = msg.vRecv; - const uint256& hash = msg.GetMessageHash(); - if (memcmp(hash.begin(), hdr.pchChecksum, CMessageHeader::CHECKSUM_SIZE) != 0) - { - LogPrintf("%s(%s, %u bytes): CHECKSUM ERROR expected %s was %s\n", __func__, - SanitizeString(strCommand), nMessageSize, - HexStr(hash.begin(), hash.begin()+CMessageHeader::CHECKSUM_SIZE), - HexStr(hdr.pchChecksum, hdr.pchChecksum+CMessageHeader::CHECKSUM_SIZE)); - continue; - } - - // Process message - bool fRet = false; - try - { - fRet = ProcessMessage(pfrom, strCommand, vRecv, msg.nTime, chainparams, connman); - boost::this_thread::interruption_point(); - } - catch (const std::ios_base::failure& e) - { - connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::REJECT, strCommand, REJECT_MALFORMED, string("error parsing message"))); - if (strstr(e.what(), "end of data")) - { - // Allow exceptions from under-length message on vRecv - LogPrintf("%s(%s, %u bytes): Exception '%s' caught, normally caused by a message being shorter than its stated length\n", __func__, SanitizeString(strCommand), nMessageSize, e.what()); - } - else if (strstr(e.what(), "size too large")) - { - // Allow exceptions from over-long size - LogPrintf("%s(%s, %u bytes): Exception '%s' caught\n", __func__, SanitizeString(strCommand), nMessageSize, e.what()); - } - else if (strstr(e.what(), "non-canonical ReadCompactSize()")) - { - // Allow exceptions from non-canonical encoding - LogPrintf("%s(%s, %u bytes): Exception '%s' caught\n", __func__, SanitizeString(strCommand), nMessageSize, e.what()); - } - else - { - PrintExceptionContinue(&e, "ProcessMessages()"); - } - } - catch (const boost::thread_interrupted&) { - throw; - } - catch (const std::exception& e) { - PrintExceptionContinue(&e, "ProcessMessages()"); - } catch (...) { - PrintExceptionContinue(NULL, "ProcessMessages()"); - } - - if (!fRet) - LogPrintf("%s(%s, %u bytes) FAILED peer=%d\n", __func__, SanitizeString(strCommand), nMessageSize, pfrom->id); - - break; - } - - // In case the connection got shut down, its receive buffer was wiped - if (!pfrom->fDisconnect) - pfrom->vRecvMsg.erase(pfrom->vRecvMsg.begin(), it); - - return fOk; -} - -class CompareInvMempoolOrder -{ - CTxMemPool *mp; -public: - CompareInvMempoolOrder(CTxMemPool *_mempool) - { - mp = _mempool; - } - - bool operator()(std::set<uint256>::iterator a, std::set<uint256>::iterator b) - { - /* As std::make_heap produces a max-heap, we want the entries with the - * fewest ancestors/highest fee to sort later. */ - return mp->CompareDepthAndScore(*b, *a); - } -}; - -bool SendMessages(CNode* pto, CConnman& connman) -{ - const Consensus::Params& consensusParams = Params().GetConsensus(); - { - // Don't send anything until we get its version message - if (pto->nVersion == 0 || pto->fDisconnect) - return true; - - // If we get here, the outgoing message serialization version is set and can't change. - CNetMsgMaker msgMaker(pto->GetSendVersion()); - - // - // Message: ping - // - bool pingSend = false; - if (pto->fPingQueued) { - // RPC ping request by user - pingSend = true; - } - if (pto->nPingNonceSent == 0 && pto->nPingUsecStart + PING_INTERVAL * 1000000 < GetTimeMicros()) { - // Ping automatically sent as a latency probe & keepalive. - pingSend = true; - } - if (pingSend) { - uint64_t nonce = 0; - while (nonce == 0) { - GetRandBytes((unsigned char*)&nonce, sizeof(nonce)); - } - pto->fPingQueued = false; - pto->nPingUsecStart = GetTimeMicros(); - if (pto->nVersion > BIP0031_VERSION) { - pto->nPingNonceSent = nonce; - connman.PushMessage(pto, msgMaker.Make(NetMsgType::PING, nonce)); - } else { - // Peer is too old to support ping command with nonce, pong will never arrive. - pto->nPingNonceSent = 0; - connman.PushMessage(pto, msgMaker.Make(NetMsgType::PING)); - } - } - - TRY_LOCK(cs_main, lockMain); // Acquire cs_main for IsInitialBlockDownload() and CNodeState() - if (!lockMain) - return true; - - CNodeState &state = *State(pto->GetId()); - - BOOST_FOREACH(const CBlockReject& reject, state.rejects) - connman.PushMessage(pto, msgMaker.Make(NetMsgType::REJECT, (string)NetMsgType::BLOCK, reject.chRejectCode, reject.strRejectReason, reject.hashBlock)); - state.rejects.clear(); - - if (state.fShouldBan) { - state.fShouldBan = false; - if (pto->fWhitelisted) - LogPrintf("Warning: not punishing whitelisted peer %s!\n", pto->addr.ToString()); - else { - pto->fDisconnect = true; - if (pto->addr.IsLocal()) - LogPrintf("Warning: not banning local peer %s!\n", pto->addr.ToString()); - else - { - connman.Ban(pto->addr, BanReasonNodeMisbehaving); - } - return true; - } - } - - // Address refresh broadcast - int64_t nNow = GetTimeMicros(); - if (!IsInitialBlockDownload() && pto->nNextLocalAddrSend < nNow) { - AdvertiseLocal(pto); - pto->nNextLocalAddrSend = PoissonNextSend(nNow, AVG_LOCAL_ADDRESS_BROADCAST_INTERVAL); - } - - // - // Message: addr - // - if (pto->nNextAddrSend < nNow) { - pto->nNextAddrSend = PoissonNextSend(nNow, AVG_ADDRESS_BROADCAST_INTERVAL); - vector<CAddress> vAddr; - vAddr.reserve(pto->vAddrToSend.size()); - BOOST_FOREACH(const CAddress& addr, pto->vAddrToSend) - { - if (!pto->addrKnown.contains(addr.GetKey())) - { - pto->addrKnown.insert(addr.GetKey()); - vAddr.push_back(addr); - // receiver rejects addr messages larger than 1000 - if (vAddr.size() >= 1000) - { - connman.PushMessage(pto, msgMaker.Make(NetMsgType::ADDR, vAddr)); - vAddr.clear(); - } - } - } - pto->vAddrToSend.clear(); - if (!vAddr.empty()) - connman.PushMessage(pto, msgMaker.Make(NetMsgType::ADDR, vAddr)); - // we only send the big addr message once - if (pto->vAddrToSend.capacity() > 40) - pto->vAddrToSend.shrink_to_fit(); - } - - // Start block sync - if (pindexBestHeader == NULL) - pindexBestHeader = chainActive.Tip(); - bool fFetch = state.fPreferredDownload || (nPreferredDownload == 0 && !pto->fClient && !pto->fOneShot); // Download if this is a nice peer, or we have no nice peers and this one might do. - if (!state.fSyncStarted && !pto->fClient && !fImporting && !fReindex) { - // Only actively request headers from a single peer, unless we're close to today. - if ((nSyncStarted == 0 && fFetch) || pindexBestHeader->GetBlockTime() > GetAdjustedTime() - 24 * 60 * 60) { - state.fSyncStarted = true; - nSyncStarted++; - const CBlockIndex *pindexStart = pindexBestHeader; - /* If possible, start at the block preceding the currently - best known header. This ensures that we always get a - non-empty list of headers back as long as the peer - is up-to-date. With a non-empty response, we can initialise - the peer's known best block. This wouldn't be possible - if we requested starting at pindexBestHeader and - got back an empty response. */ - if (pindexStart->pprev) - pindexStart = pindexStart->pprev; - LogPrint("net", "initial getheaders (%d) to peer=%d (startheight:%d)\n", pindexStart->nHeight, pto->id, pto->nStartingHeight); - connman.PushMessage(pto, msgMaker.Make(NetMsgType::GETHEADERS, chainActive.GetLocator(pindexStart), uint256())); - } - } - - // Resend wallet transactions that haven't gotten in a block yet - // Except during reindex, importing and IBD, when old wallet - // transactions become unconfirmed and spams other nodes. - if (!fReindex && !fImporting && !IsInitialBlockDownload()) - { - GetMainSignals().Broadcast(nTimeBestReceived, &connman); - } - - // - // Try sending block announcements via headers - // - { - // If we have less than MAX_BLOCKS_TO_ANNOUNCE in our - // list of block hashes we're relaying, and our peer wants - // headers announcements, then find the first header - // not yet known to our peer but would connect, and send. - // If no header would connect, or if we have too many - // blocks, or if the peer doesn't want headers, just - // add all to the inv queue. - LOCK(pto->cs_inventory); - vector<CBlock> vHeaders; - bool fRevertToInv = ((!state.fPreferHeaders && - (!state.fPreferHeaderAndIDs || pto->vBlockHashesToAnnounce.size() > 1)) || - pto->vBlockHashesToAnnounce.size() > MAX_BLOCKS_TO_ANNOUNCE); - CBlockIndex *pBestIndex = NULL; // last header queued for delivery - ProcessBlockAvailability(pto->id); // ensure pindexBestKnownBlock is up-to-date - - if (!fRevertToInv) { - bool fFoundStartingHeader = false; - // Try to find first header that our peer doesn't have, and - // then send all headers past that one. If we come across any - // headers that aren't on chainActive, give up. - BOOST_FOREACH(const uint256 &hash, pto->vBlockHashesToAnnounce) { - BlockMap::iterator mi = mapBlockIndex.find(hash); - assert(mi != mapBlockIndex.end()); - CBlockIndex *pindex = mi->second; - if (chainActive[pindex->nHeight] != pindex) { - // Bail out if we reorged away from this block - fRevertToInv = true; - break; - } - if (pBestIndex != NULL && pindex->pprev != pBestIndex) { - // This means that the list of blocks to announce don't - // connect to each other. - // This shouldn't really be possible to hit during - // regular operation (because reorgs should take us to - // a chain that has some block not on the prior chain, - // which should be caught by the prior check), but one - // way this could happen is by using invalidateblock / - // reconsiderblock repeatedly on the tip, causing it to - // be added multiple times to vBlockHashesToAnnounce. - // Robustly deal with this rare situation by reverting - // to an inv. - fRevertToInv = true; - break; - } - pBestIndex = pindex; - if (fFoundStartingHeader) { - // add this to the headers message - vHeaders.push_back(pindex->GetBlockHeader()); - } else if (PeerHasHeader(&state, pindex)) { - continue; // keep looking for the first new block - } else if (pindex->pprev == NULL || PeerHasHeader(&state, pindex->pprev)) { - // Peer doesn't have this header but they do have the prior one. - // Start sending headers. - fFoundStartingHeader = true; - vHeaders.push_back(pindex->GetBlockHeader()); - } else { - // Peer doesn't have this header or the prior one -- nothing will - // connect, so bail out. - fRevertToInv = true; - break; - } - } - } - if (!fRevertToInv && !vHeaders.empty()) { - if (vHeaders.size() == 1 && state.fPreferHeaderAndIDs) { - // We only send up to 1 block as header-and-ids, as otherwise - // probably means we're doing an initial-ish-sync or they're slow - LogPrint("net", "%s sending header-and-ids %s to peer %d\n", __func__, - vHeaders.front().GetHash().ToString(), pto->id); - //TODO: Shouldn't need to reload block from disk, but requires refactor - CBlock block; - assert(ReadBlockFromDisk(block, pBestIndex, consensusParams)); - CBlockHeaderAndShortTxIDs cmpctblock(block, state.fWantsCmpctWitness); - int nSendFlags = state.fWantsCmpctWitness ? 0 : SERIALIZE_TRANSACTION_NO_WITNESS; - connman.PushMessage(pto, msgMaker.Make(nSendFlags, NetMsgType::CMPCTBLOCK, cmpctblock)); - state.pindexBestHeaderSent = pBestIndex; - } else if (state.fPreferHeaders) { - if (vHeaders.size() > 1) { - LogPrint("net", "%s: %u headers, range (%s, %s), to peer=%d\n", __func__, - vHeaders.size(), - vHeaders.front().GetHash().ToString(), - vHeaders.back().GetHash().ToString(), pto->id); - } else { - LogPrint("net", "%s: sending header %s to peer=%d\n", __func__, - vHeaders.front().GetHash().ToString(), pto->id); - } - connman.PushMessage(pto, msgMaker.Make(NetMsgType::HEADERS, vHeaders)); - state.pindexBestHeaderSent = pBestIndex; - } else - fRevertToInv = true; - } - if (fRevertToInv) { - // If falling back to using an inv, just try to inv the tip. - // The last entry in vBlockHashesToAnnounce was our tip at some point - // in the past. - if (!pto->vBlockHashesToAnnounce.empty()) { - const uint256 &hashToAnnounce = pto->vBlockHashesToAnnounce.back(); - BlockMap::iterator mi = mapBlockIndex.find(hashToAnnounce); - assert(mi != mapBlockIndex.end()); - CBlockIndex *pindex = mi->second; - - // Warn if we're announcing a block that is not on the main chain. - // This should be very rare and could be optimized out. - // Just log for now. - if (chainActive[pindex->nHeight] != pindex) { - LogPrint("net", "Announcing block %s not on main chain (tip=%s)\n", - hashToAnnounce.ToString(), chainActive.Tip()->GetBlockHash().ToString()); - } - - // If the peer's chain has this block, don't inv it back. - if (!PeerHasHeader(&state, pindex)) { - pto->PushInventory(CInv(MSG_BLOCK, hashToAnnounce)); - LogPrint("net", "%s: sending inv peer=%d hash=%s\n", __func__, - pto->id, hashToAnnounce.ToString()); - } - } - } - pto->vBlockHashesToAnnounce.clear(); - } - - // - // Message: inventory - // - vector<CInv> vInv; - { - LOCK(pto->cs_inventory); - vInv.reserve(std::max<size_t>(pto->vInventoryBlockToSend.size(), INVENTORY_BROADCAST_MAX)); - - // Add blocks - BOOST_FOREACH(const uint256& hash, pto->vInventoryBlockToSend) { - vInv.push_back(CInv(MSG_BLOCK, hash)); - if (vInv.size() == MAX_INV_SZ) { - connman.PushMessage(pto, msgMaker.Make(NetMsgType::INV, vInv)); - vInv.clear(); - } - } - pto->vInventoryBlockToSend.clear(); - - // Check whether periodic sends should happen - bool fSendTrickle = pto->fWhitelisted; - if (pto->nNextInvSend < nNow) { - fSendTrickle = true; - // Use half the delay for outbound peers, as there is less privacy concern for them. - pto->nNextInvSend = PoissonNextSend(nNow, INVENTORY_BROADCAST_INTERVAL >> !pto->fInbound); - } - - // Time to send but the peer has requested we not relay transactions. - if (fSendTrickle) { - LOCK(pto->cs_filter); - if (!pto->fRelayTxes) pto->setInventoryTxToSend.clear(); - } - - // Respond to BIP35 mempool requests - if (fSendTrickle && pto->fSendMempool) { - auto vtxinfo = mempool.infoAll(); - pto->fSendMempool = false; - CAmount filterrate = 0; - { - LOCK(pto->cs_feeFilter); - filterrate = pto->minFeeFilter; - } - - LOCK(pto->cs_filter); - - for (const auto& txinfo : vtxinfo) { - const uint256& hash = txinfo.tx->GetHash(); - CInv inv(MSG_TX, hash); - pto->setInventoryTxToSend.erase(hash); - if (filterrate) { - if (txinfo.feeRate.GetFeePerK() < filterrate) - continue; - } - if (pto->pfilter) { - if (!pto->pfilter->IsRelevantAndUpdate(*txinfo.tx)) continue; - } - pto->filterInventoryKnown.insert(hash); - vInv.push_back(inv); - if (vInv.size() == MAX_INV_SZ) { - connman.PushMessage(pto, msgMaker.Make(NetMsgType::INV, vInv)); - vInv.clear(); - } - } - pto->timeLastMempoolReq = GetTime(); - } - - // Determine transactions to relay - if (fSendTrickle) { - // Produce a vector with all candidates for sending - vector<std::set<uint256>::iterator> vInvTx; - vInvTx.reserve(pto->setInventoryTxToSend.size()); - for (std::set<uint256>::iterator it = pto->setInventoryTxToSend.begin(); it != pto->setInventoryTxToSend.end(); it++) { - vInvTx.push_back(it); - } - CAmount filterrate = 0; - { - LOCK(pto->cs_feeFilter); - filterrate = pto->minFeeFilter; - } - // Topologically and fee-rate sort the inventory we send for privacy and priority reasons. - // A heap is used so that not all items need sorting if only a few are being sent. - CompareInvMempoolOrder compareInvMempoolOrder(&mempool); - std::make_heap(vInvTx.begin(), vInvTx.end(), compareInvMempoolOrder); - // No reason to drain out at many times the network's capacity, - // especially since we have many peers and some will draw much shorter delays. - unsigned int nRelayedTransactions = 0; - LOCK(pto->cs_filter); - while (!vInvTx.empty() && nRelayedTransactions < INVENTORY_BROADCAST_MAX) { - // Fetch the top element from the heap - std::pop_heap(vInvTx.begin(), vInvTx.end(), compareInvMempoolOrder); - std::set<uint256>::iterator it = vInvTx.back(); - vInvTx.pop_back(); - uint256 hash = *it; - // Remove it from the to-be-sent set - pto->setInventoryTxToSend.erase(it); - // Check if not in the filter already - if (pto->filterInventoryKnown.contains(hash)) { - continue; - } - // Not in the mempool anymore? don't bother sending it. - auto txinfo = mempool.info(hash); - if (!txinfo.tx) { - continue; - } - if (filterrate && txinfo.feeRate.GetFeePerK() < filterrate) { - continue; - } - if (pto->pfilter && !pto->pfilter->IsRelevantAndUpdate(*txinfo.tx)) continue; - // Send - vInv.push_back(CInv(MSG_TX, hash)); - nRelayedTransactions++; - { - // Expire old relay messages - while (!vRelayExpiration.empty() && vRelayExpiration.front().first < nNow) - { - mapRelay.erase(vRelayExpiration.front().second); - vRelayExpiration.pop_front(); - } - - auto ret = mapRelay.insert(std::make_pair(hash, std::move(txinfo.tx))); - if (ret.second) { - vRelayExpiration.push_back(std::make_pair(nNow + 15 * 60 * 1000000, ret.first)); - } - } - if (vInv.size() == MAX_INV_SZ) { - connman.PushMessage(pto, msgMaker.Make(NetMsgType::INV, vInv)); - vInv.clear(); - } - pto->filterInventoryKnown.insert(hash); - } - } - } - if (!vInv.empty()) - connman.PushMessage(pto, msgMaker.Make(NetMsgType::INV, vInv)); - - // Detect whether we're stalling - nNow = GetTimeMicros(); - if (state.nStallingSince && state.nStallingSince < nNow - 1000000 * BLOCK_STALLING_TIMEOUT) { - // Stalling only triggers when the block download window cannot move. During normal steady state, - // the download window should be much larger than the to-be-downloaded set of blocks, so disconnection - // should only happen during initial block download. - LogPrintf("Peer=%d is stalling block download, disconnecting\n", pto->id); - pto->fDisconnect = true; - return true; - } - // In case there is a block that has been in flight from this peer for 2 + 0.5 * N times the block interval - // (with N the number of peers from which we're downloading validated blocks), disconnect due to timeout. - // We compensate for other peers to prevent killing off peers due to our own downstream link - // being saturated. We only count validated in-flight blocks so peers can't advertise non-existing block hashes - // to unreasonably increase our timeout. - if (state.vBlocksInFlight.size() > 0) { - QueuedBlock &queuedBlock = state.vBlocksInFlight.front(); - int nOtherPeersWithValidatedDownloads = nPeersWithValidatedDownloads - (state.nBlocksInFlightValidHeaders > 0); - if (nNow > state.nDownloadingSince + consensusParams.nPowTargetSpacing * (BLOCK_DOWNLOAD_TIMEOUT_BASE + BLOCK_DOWNLOAD_TIMEOUT_PER_PEER * nOtherPeersWithValidatedDownloads)) { - LogPrintf("Timeout downloading block %s from peer=%d, disconnecting\n", queuedBlock.hash.ToString(), pto->id); - pto->fDisconnect = true; - return true; - } - } - - // - // Message: getdata (blocks) - // - vector<CInv> vGetData; - if (!pto->fClient && (fFetch || !IsInitialBlockDownload()) && state.nBlocksInFlight < MAX_BLOCKS_IN_TRANSIT_PER_PEER) { - vector<CBlockIndex*> vToDownload; - NodeId staller = -1; - FindNextBlocksToDownload(pto->GetId(), MAX_BLOCKS_IN_TRANSIT_PER_PEER - state.nBlocksInFlight, vToDownload, staller, consensusParams); - BOOST_FOREACH(CBlockIndex *pindex, vToDownload) { - uint32_t nFetchFlags = GetFetchFlags(pto, pindex->pprev, consensusParams); - vGetData.push_back(CInv(MSG_BLOCK | nFetchFlags, pindex->GetBlockHash())); - MarkBlockAsInFlight(pto->GetId(), pindex->GetBlockHash(), consensusParams, pindex); - LogPrint("net", "Requesting block %s (%d) peer=%d\n", pindex->GetBlockHash().ToString(), - pindex->nHeight, pto->id); - } - if (state.nBlocksInFlight == 0 && staller != -1) { - if (State(staller)->nStallingSince == 0) { - State(staller)->nStallingSince = nNow; - LogPrint("net", "Stall started peer=%d\n", staller); - } - } - } - - // - // Message: getdata (non-blocks) - // - while (!pto->mapAskFor.empty() && (*pto->mapAskFor.begin()).first <= nNow) - { - const CInv& inv = (*pto->mapAskFor.begin()).second; - if (!AlreadyHave(inv)) - { - if (fDebug) - LogPrint("net", "Requesting %s peer=%d\n", inv.ToString(), pto->id); - vGetData.push_back(inv); - if (vGetData.size() >= 1000) - { - connman.PushMessage(pto, msgMaker.Make(NetMsgType::GETDATA, vGetData)); - vGetData.clear(); - } - } else { - //If we're not going to ask, don't expect a response. - pto->setAskFor.erase(inv.hash); - } - pto->mapAskFor.erase(pto->mapAskFor.begin()); - } - if (!vGetData.empty()) - connman.PushMessage(pto, msgMaker.Make(NetMsgType::GETDATA, vGetData)); - - // - // Message: feefilter - // - // We don't want white listed peers to filter txs to us if we have -whitelistforcerelay - if (pto->nVersion >= FEEFILTER_VERSION && GetBoolArg("-feefilter", DEFAULT_FEEFILTER) && - !(pto->fWhitelisted && GetBoolArg("-whitelistforcerelay", DEFAULT_WHITELISTFORCERELAY))) { - CAmount currentFilter = mempool.GetMinFee(GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000).GetFeePerK(); - int64_t timeNow = GetTimeMicros(); - if (timeNow > pto->nextSendTimeFeeFilter) { - CAmount filterToSend = filterRounder.round(currentFilter); - if (filterToSend != pto->lastSentFeeFilter) { - connman.PushMessage(pto, msgMaker.Make(NetMsgType::FEEFILTER, filterToSend)); - pto->lastSentFeeFilter = filterToSend; - } - pto->nextSendTimeFeeFilter = PoissonNextSend(timeNow, AVG_FEEFILTER_BROADCAST_INTERVAL); - } - // If the fee filter has changed substantially and it's still more than MAX_FEEFILTER_CHANGE_DELAY - // until scheduled broadcast, then move the broadcast to within MAX_FEEFILTER_CHANGE_DELAY. - else if (timeNow + MAX_FEEFILTER_CHANGE_DELAY * 1000000 < pto->nextSendTimeFeeFilter && - (currentFilter < 3 * pto->lastSentFeeFilter / 4 || currentFilter > 4 * pto->lastSentFeeFilter / 3)) { - pto->nextSendTimeFeeFilter = timeNow + GetRandInt(MAX_FEEFILTER_CHANGE_DELAY) * 1000000; - } - } - } - return true; -} - std::string CBlockFileInfo::ToString() const { return strprintf("CBlockFileInfo(blocks=%u, size=%u, heights=%u...%u, time=%s...%s)", nBlocks, nSize, nHeightFirst, nHeightLast, DateTimeStrFormat("%Y-%m-%d", nTimeFirst), DateTimeStrFormat("%Y-%m-%d", nTimeLast)); } @@ -7042,10 +4099,9 @@ bool LoadMempool(void) file >> num; double prioritydummy = 0; while (num--) { - CTransaction tx; int64_t nTime; int64_t nFeeDelta; - file >> tx; + CTransaction tx(deserialize, file); file >> nTime; file >> nFeeDelta; @@ -7138,9 +4194,5 @@ public: for (; it1 != mapBlockIndex.end(); it1++) delete (*it1).second; mapBlockIndex.clear(); - - // orphan transactions - mapOrphanTransactions.clear(); - mapOrphanTransactionsByPrev.clear(); } } instance_of_cmaincleanup; diff --git a/src/main.h b/src/validation.h index c98ed05726..28e81d21c6 100644 --- a/src/main.h +++ b/src/validation.h @@ -3,8 +3,8 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#ifndef BITCOIN_MAIN_H -#define BITCOIN_MAIN_H +#ifndef BITCOIN_VALIDATION_H +#define BITCOIN_VALIDATION_H #if defined(HAVE_CONFIG_H) #include "config/bitcoin-config.h" @@ -13,10 +13,9 @@ #include "amount.h" #include "chain.h" #include "coins.h" -#include "net.h" +#include "protocol.h" // For CMessageHeader::MessageStartChars #include "script/script_error.h" #include "sync.h" -#include "validationinterface.h" #include "versionbits.h" #include <algorithm> @@ -28,7 +27,10 @@ #include <utility> #include <vector> +#include <atomic> + #include <boost/unordered_map.hpp> +#include <boost/filesystem/path.hpp> class CBlockIndex; class CBlockTreeDB; @@ -223,13 +225,28 @@ static const uint64_t MIN_DISK_SPACE_FOR_BLOCK_FILES = 550 * 1024 * 1024; * Note that we guarantee that either the proof-of-work is valid on pblock, or * (and possibly also) BlockChecked will have been called. * + * Call without cs_main held. + * * @param[in] pblock The block we want to process. * @param[in] fForceProcessing Process this block even if unrequested; used for non-network block sources and whitelisted peers. * @param[out] dbp The already known disk position of pblock, or NULL if not yet stored. * @param[out] fNewBlock A boolean which is set to indicate if the block was first received via this call * @return True if state.IsValid() */ -bool ProcessNewBlock(const CChainParams& chainparams, const CBlock* pblock, bool fForceProcessing, const CDiskBlockPos* dbp, bool* fNewBlock); +bool ProcessNewBlock(const CChainParams& chainparams, const std::shared_ptr<const CBlock> pblock, bool fForceProcessing, const CDiskBlockPos* dbp, bool* fNewBlock); + +/** + * Process incoming block headers. + * + * Call without cs_main held. + * + * @param[in] block The block headers themselves + * @param[out] state This may be set to an Error state if any error occurred processing them + * @param[in] chainparams The params for the chain we want to connect to + * @param[out] ppindex If set, the pointer will be set to point to the last new block index object for the given headers + */ +bool ProcessNewBlockHeaders(const std::vector<CBlockHeader>& block, CValidationState& state, const CChainParams& chainparams, CBlockIndex** ppindex=NULL); + /** Check whether enough disk space is available for an incoming block */ bool CheckDiskSpace(uint64_t nAdditionalBytes = 0); /** Open a block file (blk?????.dat) */ @@ -259,9 +276,9 @@ bool IsInitialBlockDownload(); */ std::string GetWarnings(const std::string& strFor); /** Retrieve a transaction (from memory pool, or from disk, if possible) */ -bool GetTransaction(const uint256 &hash, CTransaction &tx, const Consensus::Params& params, uint256 &hashBlock, bool fAllowSlow = false); +bool GetTransaction(const uint256 &hash, CTransactionRef &tx, const Consensus::Params& params, uint256 &hashBlock, bool fAllowSlow = false); /** Find the best known block, and make it the tip of the block chain */ -bool ActivateBestChain(CValidationState& state, const CChainParams& chainparams, const CBlock* pblock = NULL); +bool ActivateBestChain(CValidationState& state, const CChainParams& chainparams, std::shared_ptr<const CBlock> pblock = std::shared_ptr<const CBlock>()); CAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams); /** @@ -545,46 +562,4 @@ void DumpMempool(); /** Load the mempool from disk. */ bool LoadMempool(); -// The following things handle network-processing logic -// (and should be moved to a separate file) - -/** Register with a network node to receive its signals */ -void RegisterNodeSignals(CNodeSignals& nodeSignals); -/** Unregister a network node */ -void UnregisterNodeSignals(CNodeSignals& nodeSignals); - -class PeerLogicValidation : public CValidationInterface { -private: - CConnman* connman; - -public: - PeerLogicValidation(CConnman* connmanIn); - - virtual void SyncTransaction(const CTransaction& tx, const CBlockIndex* pindex, int nPosInBlock); - virtual void UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload); - virtual void BlockChecked(const CBlock& block, const CValidationState& state); -}; - -struct CNodeStateStats { - int nMisbehavior; - int nSyncHeight; - int nCommonHeight; - std::vector<int> vHeightInFlight; -}; - -/** Get statistics from node state */ -bool GetNodeStateStats(NodeId nodeid, CNodeStateStats &stats); -/** Increase a node's misbehavior score. */ -void Misbehaving(NodeId nodeid, int howmuch); - -/** Process protocol messages received from a given node */ -bool ProcessMessages(CNode* pfrom, CConnman& connman); -/** - * Send queued protocol messages to be sent to a give node. - * - * @param[in] pto The node which we are sending messages to. - * @param[in] connman The connection manager for that node. - */ -bool SendMessages(CNode* pto, CConnman& connman); - -#endif // BITCOIN_MAIN_H +#endif // BITCOIN_VALIDATION_H diff --git a/src/wallet/rpcdump.cpp b/src/wallet/rpcdump.cpp index bb5337c4ad..008a4ece19 100644 --- a/src/wallet/rpcdump.cpp +++ b/src/wallet/rpcdump.cpp @@ -6,7 +6,7 @@ #include "chain.h" #include "rpc/server.h" #include "init.h" -#include "main.h" +#include "validation.h" #include "script/script.h" #include "script/standard.h" #include "sync.h" @@ -267,11 +267,11 @@ UniValue importprunedfunds(const JSONRPCRequest& request) "2. \"txoutproof\" (string, required) The hex output from gettxoutproof that contains the transaction\n" ); - CTransaction tx; + CMutableTransaction tx; if (!DecodeHexTx(tx, request.params[0].get_str())) throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed"); uint256 hashTx = tx.GetHash(); - CWalletTx wtx(pwalletMain,tx); + CWalletTx wtx(pwalletMain, MakeTransactionRef(std::move(tx))); CDataStream ssMB(ParseHexV(request.params[1], "proof"), SER_NETWORK, PROTOCOL_VERSION); CMerkleBlock merkleBlock; @@ -304,7 +304,7 @@ UniValue importprunedfunds(const JSONRPCRequest& request) LOCK2(cs_main, pwalletMain->cs_wallet); - if (pwalletMain->IsMine(tx)) { + if (pwalletMain->IsMine(wtx)) { pwalletMain->AddToWallet(wtx, false); return NullUniValue; } diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp index 5a22e0278d..5a4fcc743c 100644 --- a/src/wallet/rpcwallet.cpp +++ b/src/wallet/rpcwallet.cpp @@ -9,7 +9,7 @@ #include "consensus/validation.h" #include "core_io.h" #include "init.h" -#include "main.h" +#include "validation.h" #include "net.h" #include "policy/rbf.h" #include "rpc/server.h" @@ -362,7 +362,7 @@ static void SendMoney(const CTxDestination &address, CAmount nValue, bool fSubtr CRecipient recipient = {scriptPubKey, nValue, fSubtractFeeFromAmount}; vecSend.push_back(recipient); if (!pwalletMain->CreateTransaction(vecSend, wtxNew, reservekey, nFeeRequired, nChangePosRet, strError)) { - if (!fSubtractFeeFromAmount && nValue + nFeeRequired > pwalletMain->GetBalance()) + if (!fSubtractFeeFromAmount && nValue + nFeeRequired > curBalance) strError = strprintf("Error: This transaction requires a transaction fee of at least %s", FormatMoney(nFeeRequired)); throw JSONRPCError(RPC_WALLET_ERROR, strError); } @@ -583,10 +583,10 @@ UniValue getreceivedbyaddress(const JSONRPCRequest& request) for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it) { const CWalletTx& wtx = (*it).second; - if (wtx.IsCoinBase() || !CheckFinalTx(wtx)) + if (wtx.IsCoinBase() || !CheckFinalTx(*wtx.tx)) continue; - BOOST_FOREACH(const CTxOut& txout, wtx.vout) + BOOST_FOREACH(const CTxOut& txout, wtx.tx->vout) if (txout.scriptPubKey == scriptPubKey) if (wtx.GetDepthInMainChain() >= nMinDepth) nAmount += txout.nValue; @@ -637,10 +637,10 @@ UniValue getreceivedbyaccount(const JSONRPCRequest& request) for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it) { const CWalletTx& wtx = (*it).second; - if (wtx.IsCoinBase() || !CheckFinalTx(wtx)) + if (wtx.IsCoinBase() || !CheckFinalTx(*wtx.tx)) continue; - BOOST_FOREACH(const CTxOut& txout, wtx.vout) + BOOST_FOREACH(const CTxOut& txout, wtx.tx->vout) { CTxDestination address; if (ExtractDestination(txout.scriptPubKey, address) && IsMine(*pwalletMain, address) && setAddress.count(address)) @@ -1149,14 +1149,14 @@ UniValue ListReceived(const UniValue& params, bool fByAccounts) { const CWalletTx& wtx = (*it).second; - if (wtx.IsCoinBase() || !CheckFinalTx(wtx)) + if (wtx.IsCoinBase() || !CheckFinalTx(*wtx.tx)) continue; int nDepth = wtx.GetDepthInMainChain(); if (nDepth < nMinDepth) continue; - BOOST_FOREACH(const CTxOut& txout, wtx.vout) + BOOST_FOREACH(const CTxOut& txout, wtx.tx->vout) { CTxDestination address; if (!ExtractDestination(txout.scriptPubKey, address)) @@ -1780,7 +1780,7 @@ UniValue gettransaction(const JSONRPCRequest& request) CAmount nCredit = wtx.GetCredit(filter); CAmount nDebit = wtx.GetDebit(filter); CAmount nNet = nCredit - nDebit; - CAmount nFee = (wtx.IsFromMe(filter) ? wtx.GetValueOut() - nDebit : 0); + CAmount nFee = (wtx.IsFromMe(filter) ? wtx.tx->GetValueOut() - nDebit : 0); entry.push_back(Pair("amount", ValueFromAmount(nNet - nFee))); if (wtx.IsFromMe(filter)) @@ -1792,7 +1792,7 @@ UniValue gettransaction(const JSONRPCRequest& request) ListTransactions(wtx, "*", 0, false, details, filter); entry.push_back(Pair("details", details)); - string strHex = EncodeHexTx(static_cast<CTransaction>(wtx)); + string strHex = EncodeHexTx(static_cast<CTransaction>(wtx), RPCSerializationFlags()); entry.push_back(Pair("hex", strHex)); return entry; @@ -2420,7 +2420,7 @@ UniValue listunspent(const JSONRPCRequest& request) continue; CTxDestination address; - const CScript& scriptPubKey = out.tx->vout[out.i].scriptPubKey; + const CScript& scriptPubKey = out.tx->tx->vout[out.i].scriptPubKey; bool fValidAddress = ExtractDestination(scriptPubKey, address); if (setAddress.size() && (!fValidAddress || !setAddress.count(address))) @@ -2445,7 +2445,7 @@ UniValue listunspent(const JSONRPCRequest& request) } entry.push_back(Pair("scriptPubKey", HexStr(scriptPubKey.begin(), scriptPubKey.end()))); - entry.push_back(Pair("amount", ValueFromAmount(out.tx->vout[out.i].nValue))); + entry.push_back(Pair("amount", ValueFromAmount(out.tx->tx->vout[out.i].nValue))); entry.push_back(Pair("confirmations", out.nDepth)); entry.push_back(Pair("spendable", out.fSpendable)); entry.push_back(Pair("solvable", out.fSolvable)); @@ -2557,17 +2557,16 @@ UniValue fundrawtransaction(const JSONRPCRequest& request) } // parse hex string from parameter - CTransaction origTx; - if (!DecodeHexTx(origTx, request.params[0].get_str(), true)) + CMutableTransaction tx; + if (!DecodeHexTx(tx, request.params[0].get_str(), true)) throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed"); - if (origTx.vout.size() == 0) + if (tx.vout.size() == 0) throw JSONRPCError(RPC_INVALID_PARAMETER, "TX must have at least one output"); - if (changePosition != -1 && (changePosition < 0 || (unsigned int)changePosition > origTx.vout.size())) + if (changePosition != -1 && (changePosition < 0 || (unsigned int)changePosition > tx.vout.size())) throw JSONRPCError(RPC_INVALID_PARAMETER, "changePosition out of bounds"); - CMutableTransaction tx(origTx); CAmount nFeeOut; string strFailReason; diff --git a/src/wallet/test/accounting_tests.cpp b/src/wallet/test/accounting_tests.cpp index a833be13d0..eb14d176bd 100644 --- a/src/wallet/test/accounting_tests.cpp +++ b/src/wallet/test/accounting_tests.cpp @@ -86,7 +86,7 @@ BOOST_AUTO_TEST_CASE(acc_orderupgrade) { CMutableTransaction tx(wtx); --tx.nLockTime; // Just to change the hash :) - *static_cast<CTransaction*>(&wtx) = CTransaction(tx); + wtx.SetTx(MakeTransactionRef(std::move(tx))); } pwalletMain->AddToWallet(wtx); vpwtx.push_back(&pwalletMain->mapWallet[wtx.GetHash()]); @@ -96,7 +96,7 @@ BOOST_AUTO_TEST_CASE(acc_orderupgrade) { CMutableTransaction tx(wtx); --tx.nLockTime; // Just to change the hash :) - *static_cast<CTransaction*>(&wtx) = CTransaction(tx); + wtx.SetTx(MakeTransactionRef(std::move(tx))); } pwalletMain->AddToWallet(wtx); vpwtx.push_back(&pwalletMain->mapWallet[wtx.GetHash()]); diff --git a/src/wallet/test/wallet_tests.cpp b/src/wallet/test/wallet_tests.cpp index ecbbcb145d..8085706a99 100644 --- a/src/wallet/test/wallet_tests.cpp +++ b/src/wallet/test/wallet_tests.cpp @@ -42,7 +42,7 @@ static void add_coin(const CAmount& nValue, int nAge = 6*24, bool fIsFromMe = fa // so stop vin being empty, and cache a non-zero Debit to fake out IsFromMe() tx.vin.resize(1); } - CWalletTx* wtx = new CWalletTx(&wallet, tx); + CWalletTx* wtx = new CWalletTx(&wallet, MakeTransactionRef(std::move(tx))); if (fIsFromMe) { wtx->fDebitCached = true; diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index 39c4fc3f1b..638fca9917 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -13,7 +13,7 @@ #include "consensus/validation.h" #include "key.h" #include "keystore.h" -#include "main.h" +#include "validation.h" #include "net.h" #include "policy/policy.h" #include "primitives/block.h" @@ -75,7 +75,7 @@ struct CompareValueOnly std::string COutput::ToString() const { - return strprintf("COutput(%s, %d, %d) [%s]", tx->GetHash().ToString(), i, nDepth, FormatMoney(tx->vout[i].nValue)); + return strprintf("COutput(%s, %d, %d) [%s]", tx->GetHash().ToString(), i, nDepth, FormatMoney(tx->tx->vout[i].nValue)); } const CWalletTx* CWallet::GetWalletTx(const uint256& hash) const @@ -400,7 +400,7 @@ set<uint256> CWallet::GetConflicts(const uint256& txid) const std::pair<TxSpends::const_iterator, TxSpends::const_iterator> range; - BOOST_FOREACH(const CTxIn& txin, wtx.vin) + BOOST_FOREACH(const CTxIn& txin, wtx.tx->vin) { if (mapTxSpends.count(txin.prevout) <= 1) continue; // No conflict if zero or one spends @@ -552,7 +552,7 @@ void CWallet::AddToSpends(const uint256& wtxid) if (thisTx.IsCoinBase()) // Coinbases don't spend anything! return; - BOOST_FOREACH(const CTxIn& txin, thisTx.vin) + BOOST_FOREACH(const CTxIn& txin, thisTx.tx->vin) AddToSpends(txin.prevout, wtxid); } @@ -795,7 +795,7 @@ bool CWallet::GetAccountPubkey(CPubKey &pubKey, std::string strAccount, bool bFo for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end() && account.vchPubKey.IsValid(); ++it) - BOOST_FOREACH(const CTxOut& txout, (*it).second.vout) + BOOST_FOREACH(const CTxOut& txout, (*it).second.tx->vout) if (txout.scriptPubKey == scriptPubKey) { bForceNew = true; break; @@ -954,7 +954,7 @@ bool CWallet::LoadToWallet(const CWalletTx& wtxIn) wtx.BindWallet(this); wtxOrdered.insert(make_pair(wtx.nOrderPos, TxPair(&wtx, (CAccountingEntry*)0))); AddToSpends(hash); - BOOST_FOREACH(const CTxIn& txin, wtx.vin) { + BOOST_FOREACH(const CTxIn& txin, wtx.tx->vin) { if (mapWallet.count(txin.prevout.hash)) { CWalletTx& prevtx = mapWallet[txin.prevout.hash]; if (prevtx.nIndex == -1 && !prevtx.hashUnset()) { @@ -993,7 +993,7 @@ bool CWallet::AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlockIndex if (fExisted && !fUpdate) return false; if (fExisted || IsMine(tx) || IsFromMe(tx)) { - CWalletTx wtx(this,tx); + CWalletTx wtx(this, MakeTransactionRef(tx)); // Get merkle branch if transaction was found in a block if (posInBlock != -1) @@ -1052,7 +1052,7 @@ bool CWallet::AbandonTransaction(const uint256& hashTx) } // If a transaction changes 'conflicted' state, that changes the balance // available of the outputs it spends. So force those to be recomputed - BOOST_FOREACH(const CTxIn& txin, wtx.vin) + BOOST_FOREACH(const CTxIn& txin, wtx.tx->vin) { if (mapWallet.count(txin.prevout.hash)) mapWallet[txin.prevout.hash].MarkDirty(); @@ -1113,7 +1113,7 @@ void CWallet::MarkConflicted(const uint256& hashBlock, const uint256& hashTx) } // If a transaction changes 'conflicted' state, that changes the balance // available of the outputs it spends. So force those to be recomputed - BOOST_FOREACH(const CTxIn& txin, wtx.vin) + BOOST_FOREACH(const CTxIn& txin, wtx.tx->vin) { if (mapWallet.count(txin.prevout.hash)) mapWallet[txin.prevout.hash].MarkDirty(); @@ -1148,8 +1148,8 @@ isminetype CWallet::IsMine(const CTxIn &txin) const if (mi != mapWallet.end()) { const CWalletTx& prev = (*mi).second; - if (txin.prevout.n < prev.vout.size()) - return IsMine(prev.vout[txin.prevout.n]); + if (txin.prevout.n < prev.tx->vout.size()) + return IsMine(prev.tx->vout[txin.prevout.n]); } } return ISMINE_NO; @@ -1163,9 +1163,9 @@ CAmount CWallet::GetDebit(const CTxIn &txin, const isminefilter& filter) const if (mi != mapWallet.end()) { const CWalletTx& prev = (*mi).second; - if (txin.prevout.n < prev.vout.size()) - if (IsMine(prev.vout[txin.prevout.n]) & filter) - return prev.vout[txin.prevout.n].nValue; + if (txin.prevout.n < prev.tx->vout.size()) + if (IsMine(prev.tx->vout[txin.prevout.n]) & filter) + return prev.tx->vout[txin.prevout.n].nValue; } } return 0; @@ -1380,14 +1380,14 @@ void CWalletTx::GetAmounts(list<COutputEntry>& listReceived, CAmount nDebit = GetDebit(filter); if (nDebit > 0) // debit>0 means we signed/sent this transaction { - CAmount nValueOut = GetValueOut(); + CAmount nValueOut = tx->GetValueOut(); nFee = nDebit - nValueOut; } // Sent/received. - for (unsigned int i = 0; i < vout.size(); ++i) + for (unsigned int i = 0; i < tx->vout.size(); ++i) { - const CTxOut& txout = vout[i]; + const CTxOut& txout = tx->vout[i]; isminetype fIsMine = pwallet->IsMine(txout); // Only need to handle txouts if AT LEAST one of these is true: // 1) they debit from us (sent) @@ -1573,7 +1573,7 @@ set<uint256> CWalletTx::GetConflicts() const CAmount CWalletTx::GetDebit(const isminefilter& filter) const { - if (vin.empty()) + if (tx->vin.empty()) return 0; CAmount debit = 0; @@ -1663,11 +1663,11 @@ CAmount CWalletTx::GetAvailableCredit(bool fUseCache) const CAmount nCredit = 0; uint256 hashTx = GetHash(); - for (unsigned int i = 0; i < vout.size(); i++) + for (unsigned int i = 0; i < tx->vout.size(); i++) { if (!pwallet->IsSpent(hashTx, i)) { - const CTxOut &txout = vout[i]; + const CTxOut &txout = tx->vout[i]; nCredit += pwallet->GetCredit(txout, ISMINE_SPENDABLE); if (!MoneyRange(nCredit)) throw std::runtime_error("CWalletTx::GetAvailableCredit() : value out of range"); @@ -1706,11 +1706,11 @@ CAmount CWalletTx::GetAvailableWatchOnlyCredit(const bool& fUseCache) const return nAvailableWatchCreditCached; CAmount nCredit = 0; - for (unsigned int i = 0; i < vout.size(); i++) + for (unsigned int i = 0; i < tx->vout.size(); i++) { if (!pwallet->IsSpent(GetHash(), i)) { - const CTxOut &txout = vout[i]; + const CTxOut &txout = tx->vout[i]; nCredit += pwallet->GetCredit(txout, ISMINE_WATCH_ONLY); if (!MoneyRange(nCredit)) throw std::runtime_error("CWalletTx::GetAvailableCredit() : value out of range"); @@ -1758,23 +1758,23 @@ bool CWalletTx::IsTrusted() const return false; // Trusted if all inputs are from us and are in the mempool: - BOOST_FOREACH(const CTxIn& txin, vin) + BOOST_FOREACH(const CTxIn& txin, tx->vin) { // Transactions not sent by us: not trusted const CWalletTx* parent = pwallet->GetWalletTx(txin.prevout.hash); if (parent == NULL) return false; - const CTxOut& parentOut = parent->vout[txin.prevout.n]; + const CTxOut& parentOut = parent->tx->vout[txin.prevout.n]; if (pwallet->IsMine(parentOut) != ISMINE_SPENDABLE) return false; } return true; } -bool CWalletTx::IsEquivalentTo(const CWalletTx& tx) const +bool CWalletTx::IsEquivalentTo(const CWalletTx& _tx) const { - CMutableTransaction tx1 = *this; - CMutableTransaction tx2 = tx; + CMutableTransaction tx1 = *this->tx; + CMutableTransaction tx2 = *_tx.tx; for (unsigned int i = 0; i < tx1.vin.size(); i++) tx1.vin[i].scriptSig = CScript(); for (unsigned int i = 0; i < tx2.vin.size(); i++) tx2.vin[i].scriptSig = CScript(); return CTransaction(tx1) == CTransaction(tx2); @@ -1957,10 +1957,10 @@ void CWallet::AvailableCoins(vector<COutput>& vCoins, bool fOnlyConfirmed, const if (nDepth == 0 && !pcoin->InMempool()) continue; - for (unsigned int i = 0; i < pcoin->vout.size(); i++) { - isminetype mine = IsMine(pcoin->vout[i]); + for (unsigned int i = 0; i < pcoin->tx->vout.size(); i++) { + isminetype mine = IsMine(pcoin->tx->vout[i]); if (!(IsSpent(wtxid, i)) && mine != ISMINE_NO && - !IsLockedCoin((*it).first, i) && (pcoin->vout[i].nValue > 0 || fIncludeZeroValue) && + !IsLockedCoin((*it).first, i) && (pcoin->tx->vout[i].nValue > 0 || fIncludeZeroValue) && (!coinControl || !coinControl->HasSelected() || coinControl->fAllowOtherInputs || coinControl->IsSelected(COutPoint((*it).first, i)))) vCoins.push_back(COutput(pcoin, i, nDepth, ((mine & ISMINE_SPENDABLE) != ISMINE_NO) || @@ -2043,7 +2043,7 @@ bool CWallet::SelectCoinsMinConf(const CAmount& nTargetValue, int nConfMine, int continue; int i = output.i; - CAmount n = pcoin->vout[i].nValue; + CAmount n = pcoin->tx->vout[i].nValue; pair<CAmount,pair<const CWalletTx*,unsigned int> > coin = make_pair(n,make_pair(pcoin, i)); @@ -2130,7 +2130,7 @@ bool CWallet::SelectCoins(const vector<COutput>& vAvailableCoins, const CAmount& { if (!out.fSpendable) continue; - nValueRet += out.tx->vout[out.i].nValue; + nValueRet += out.tx->tx->vout[out.i].nValue; setCoinsRet.insert(make_pair(out.tx, out.i)); } return (nValueRet >= nTargetValue); @@ -2150,9 +2150,9 @@ bool CWallet::SelectCoins(const vector<COutput>& vAvailableCoins, const CAmount& { const CWalletTx* pcoin = &it->second; // Clearly invalid input, fail - if (pcoin->vout.size() <= outpoint.n) + if (pcoin->tx->vout.size() <= outpoint.n) return false; - nValueFromPresetInputs += pcoin->vout[outpoint.n].nValue; + nValueFromPresetInputs += pcoin->tx->vout[outpoint.n].nValue; setPresetCoins.insert(make_pair(pcoin, outpoint.n)); } else return false; // TODO: Allow non-wallet inputs @@ -2208,10 +2208,10 @@ bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, bool ov return false; if (nChangePosInOut != -1) - tx.vout.insert(tx.vout.begin() + nChangePosInOut, wtx.vout[nChangePosInOut]); + tx.vout.insert(tx.vout.begin() + nChangePosInOut, wtx.tx->vout[nChangePosInOut]); // Add new txins (keeping original txin scriptSig/order) - BOOST_FOREACH(const CTxIn& txin, wtx.vin) + BOOST_FOREACH(const CTxIn& txin, wtx.tx->vin) { if (!coinControl.IsSelected(txin.prevout)) { @@ -2351,7 +2351,7 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt } BOOST_FOREACH(PAIRTYPE(const CWalletTx*, unsigned int) pcoin, setCoins) { - CAmount nCredit = pcoin.first->vout[pcoin.second].nValue; + CAmount nCredit = pcoin.first->tx->vout[pcoin.second].nValue; //The coin age after the next block (depth+1) is used instead of the current, //reflecting an assumption the user would accept a bit more delay for //a chance at a free transaction. @@ -2466,10 +2466,10 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt BOOST_FOREACH(const PAIRTYPE(const CWalletTx*,unsigned int)& coin, setCoins) { bool signSuccess; - const CScript& scriptPubKey = coin.first->vout[coin.second].scriptPubKey; + const CScript& scriptPubKey = coin.first->tx->vout[coin.second].scriptPubKey; SignatureData sigdata; if (sign) - signSuccess = ProduceSignature(TransactionSignatureCreator(this, &txNewConst, nIn, coin.first->vout[coin.second].nValue, SIGHASH_ALL), scriptPubKey, sigdata); + signSuccess = ProduceSignature(TransactionSignatureCreator(this, &txNewConst, nIn, coin.first->tx->vout[coin.second].nValue, SIGHASH_ALL), scriptPubKey, sigdata); else signSuccess = ProduceSignature(DummySignatureCreator(this), scriptPubKey, sigdata); @@ -2494,16 +2494,16 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt } // Embed the constructed transaction data in wtxNew. - *static_cast<CTransaction*>(&wtxNew) = CTransaction(txNew); + wtxNew.SetTx(MakeTransactionRef(std::move(txNew))); // Limit size - if (GetTransactionWeight(txNew) >= MAX_STANDARD_TX_WEIGHT) + if (GetTransactionWeight(wtxNew) >= MAX_STANDARD_TX_WEIGHT) { strFailReason = _("Transaction too large"); return false; } - dPriority = wtxNew.ComputePriority(dPriority, nBytes); + dPriority = wtxNew.tx->ComputePriority(dPriority, nBytes); // Allow to override the default confirmation target over the CoinControl instance int currentConfirmationTarget = nTxConfirmTarget; @@ -2555,7 +2555,7 @@ bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey, CCon { { LOCK2(cs_main, cs_wallet); - LogPrintf("CommitTransaction:\n%s", wtxNew.ToString()); + LogPrintf("CommitTransaction:\n%s", wtxNew.tx->ToString()); { // Take key pair from key pool so it won't be used again reservekey.KeepKey(); @@ -2565,7 +2565,7 @@ bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey, CCon AddToWallet(wtxNew); // Notify that old coins are spent - BOOST_FOREACH(const CTxIn& txin, wtxNew.vin) + BOOST_FOREACH(const CTxIn& txin, wtxNew.tx->vin) { CWalletTx &coin = mapWallet[txin.prevout.hash]; coin.BindWallet(this); @@ -2939,15 +2939,15 @@ std::map<CTxDestination, CAmount> CWallet::GetAddressBalances() if (nDepth < (pcoin->IsFromMe(ISMINE_ALL) ? 0 : 1)) continue; - for (unsigned int i = 0; i < pcoin->vout.size(); i++) + for (unsigned int i = 0; i < pcoin->tx->vout.size(); i++) { CTxDestination addr; - if (!IsMine(pcoin->vout[i])) + if (!IsMine(pcoin->tx->vout[i])) continue; - if(!ExtractDestination(pcoin->vout[i].scriptPubKey, addr)) + if(!ExtractDestination(pcoin->tx->vout[i].scriptPubKey, addr)) continue; - CAmount n = IsSpent(walletEntry.first, i) ? 0 : pcoin->vout[i].nValue; + CAmount n = IsSpent(walletEntry.first, i) ? 0 : pcoin->tx->vout[i].nValue; if (!balances.count(addr)) balances[addr] = 0; @@ -2969,16 +2969,16 @@ set< set<CTxDestination> > CWallet::GetAddressGroupings() { CWalletTx *pcoin = &walletEntry.second; - if (pcoin->vin.size() > 0) + if (pcoin->tx->vin.size() > 0) { bool any_mine = false; // group all input addresses with each other - BOOST_FOREACH(CTxIn txin, pcoin->vin) + BOOST_FOREACH(CTxIn txin, pcoin->tx->vin) { CTxDestination address; if(!IsMine(txin)) /* If this input isn't mine, ignore it */ continue; - if(!ExtractDestination(mapWallet[txin.prevout.hash].vout[txin.prevout.n].scriptPubKey, address)) + if(!ExtractDestination(mapWallet[txin.prevout.hash].tx->vout[txin.prevout.n].scriptPubKey, address)) continue; grouping.insert(address); any_mine = true; @@ -2987,7 +2987,7 @@ set< set<CTxDestination> > CWallet::GetAddressGroupings() // group change with input addresses if (any_mine) { - BOOST_FOREACH(CTxOut txout, pcoin->vout) + BOOST_FOREACH(CTxOut txout, pcoin->tx->vout) if (IsChange(txout)) { CTxDestination txoutAddr; @@ -3004,11 +3004,11 @@ set< set<CTxDestination> > CWallet::GetAddressGroupings() } // group lone addrs by themselves - for (unsigned int i = 0; i < pcoin->vout.size(); i++) - if (IsMine(pcoin->vout[i])) + for (unsigned int i = 0; i < pcoin->tx->vout.size(); i++) + if (IsMine(pcoin->tx->vout[i])) { CTxDestination address; - if(!ExtractDestination(pcoin->vout[i].scriptPubKey, address)) + if(!ExtractDestination(pcoin->tx->vout[i].scriptPubKey, address)) continue; grouping.insert(address); groupings.insert(grouping); @@ -3275,7 +3275,7 @@ void CWallet::GetKeyBirthTimes(std::map<CKeyID, int64_t> &mapKeyBirth) const { if (blit != mapBlockIndex.end() && chainActive.Contains(blit->second)) { // ... which are already in a block int nHeight = blit->second->nHeight; - BOOST_FOREACH(const CTxOut &txout, wtx.vout) { + BOOST_FOREACH(const CTxOut &txout, wtx.tx->vout) { // iterate over all their outputs CAffectedKeysVisitor(*this, vAffected).Process(txout.scriptPubKey); BOOST_FOREACH(const CKeyID &keyid, vAffected) { diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h index 409d817046..f7103b6a80 100644 --- a/src/wallet/wallet.h +++ b/src/wallet/wallet.h @@ -161,13 +161,14 @@ struct COutputEntry }; /** A transaction with a merkle branch linking it to the block chain. */ -class CMerkleTx : public CTransaction +class CMerkleTx { private: /** Constant used in hashBlock to indicate tx has been abandoned */ static const uint256 ABANDON_HASH; public: + CTransactionRef tx; uint256 hashBlock; /* An nIndex == -1 means that hashBlock (in nonzero) refers to the earliest @@ -179,26 +180,37 @@ public: CMerkleTx() { + SetTx(MakeTransactionRef()); Init(); } - CMerkleTx(const CTransaction& txIn) : CTransaction(txIn) + CMerkleTx(CTransactionRef arg) { + SetTx(std::move(arg)); Init(); } + /** Helper conversion operator to allow passing CMerkleTx where CTransaction is expected. + * TODO: adapt callers and remove this operator. */ + operator const CTransaction&() const { return *tx; } + void Init() { hashBlock = uint256(); nIndex = -1; } + void SetTx(CTransactionRef arg) + { + tx = std::move(arg); + } + ADD_SERIALIZE_METHODS; template <typename Stream, typename Operation> inline void SerializationOp(Stream& s, Operation ser_action) { std::vector<uint256> vMerkleBranch; // For compatibility with older versions. - READWRITE(*(CTransaction*)this); + READWRITE(tx); READWRITE(hashBlock); READWRITE(vMerkleBranch); READWRITE(nIndex); @@ -221,6 +233,9 @@ public: bool hashUnset() const { return (hashBlock.IsNull() || hashBlock == ABANDON_HASH); } bool isAbandoned() const { return (hashBlock == ABANDON_HASH); } void setAbandoned() { hashBlock = ABANDON_HASH; } + + const uint256& GetHash() const { return tx->GetHash(); } + bool IsCoinBase() const { return tx->IsCoinBase(); } }; /** @@ -267,17 +282,7 @@ public: Init(NULL); } - CWalletTx(const CWallet* pwalletIn) - { - Init(pwalletIn); - } - - CWalletTx(const CWallet* pwalletIn, const CMerkleTx& txIn) : CMerkleTx(txIn) - { - Init(pwalletIn); - } - - CWalletTx(const CWallet* pwalletIn, const CTransaction& txIn) : CMerkleTx(txIn) + CWalletTx(const CWallet* pwalletIn, CTransactionRef arg) : CMerkleTx(std::move(arg)) { Init(pwalletIn); } diff --git a/src/wallet/walletdb.cpp b/src/wallet/walletdb.cpp index 43fd6a20ad..0395e4a072 100644 --- a/src/wallet/walletdb.cpp +++ b/src/wallet/walletdb.cpp @@ -7,7 +7,7 @@ #include "base58.h" #include "consensus/validation.h" -#include "main.h" // For CheckTransaction +#include "validation.h" // For CheckTransaction #include "protocol.h" #include "serialize.h" #include "sync.h" diff --git a/src/zmq/zmqnotificationinterface.cpp b/src/zmq/zmqnotificationinterface.cpp index a0196fe184..a7e20a8356 100644 --- a/src/zmq/zmqnotificationinterface.cpp +++ b/src/zmq/zmqnotificationinterface.cpp @@ -6,7 +6,7 @@ #include "zmqpublishnotifier.h" #include "version.h" -#include "main.h" +#include "validation.h" #include "streams.h" #include "util.h" diff --git a/src/zmq/zmqpublishnotifier.cpp b/src/zmq/zmqpublishnotifier.cpp index b6c907980f..a11256dfd5 100644 --- a/src/zmq/zmqpublishnotifier.cpp +++ b/src/zmq/zmqpublishnotifier.cpp @@ -3,9 +3,11 @@ // file COPYING or http://www.opensource.org/licenses/mit-license.php. #include "chainparams.h" +#include "streams.h" #include "zmqpublishnotifier.h" -#include "main.h" +#include "validation.h" #include "util.h" +#include "rpc/server.h" static std::multimap<std::string, CZMQAbstractPublishNotifier*> mapPublishNotifiers; @@ -165,7 +167,7 @@ bool CZMQPublishRawBlockNotifier::NotifyBlock(const CBlockIndex *pindex) LogPrint("zmq", "zmq: Publish rawblock %s\n", pindex->GetBlockHash().GetHex()); const Consensus::Params& consensusParams = Params().GetConsensus(); - CDataStream ss(SER_NETWORK, PROTOCOL_VERSION); + CDataStream ss(SER_NETWORK, PROTOCOL_VERSION | RPCSerializationFlags()); { LOCK(cs_main); CBlock block; @@ -185,7 +187,7 @@ bool CZMQPublishRawTransactionNotifier::NotifyTransaction(const CTransaction &tr { uint256 hash = transaction.GetHash(); LogPrint("zmq", "zmq: Publish rawtx %s\n", hash.GetHex()); - CDataStream ss(SER_NETWORK, PROTOCOL_VERSION); + CDataStream ss(SER_NETWORK, PROTOCOL_VERSION | RPCSerializationFlags()); ss << transaction; return SendMessage(MSG_RAWTX, &(*ss.begin()), ss.size()); } |