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-rw-r--r--src/Makefile.am1
-rw-r--r--src/Makefile.test.include3
-rw-r--r--src/bench/coin_selection.cpp2
-rw-r--r--src/test/data/txcreatesign.json33
-rw-r--r--src/txmempool.cpp7
-rw-r--r--src/txmempool.h3
-rw-r--r--src/wallet/test/wallet_tests.cpp74
-rw-r--r--src/wallet/wallet.cpp37
-rw-r--r--src/wallet/wallet.h5
9 files changed, 87 insertions, 78 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index c7124c3ef9..89b90e6dff 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -97,6 +97,7 @@ BITCOIN_CORE_H = \
consensus/consensus.h \
core_io.h \
core_memusage.h \
+ cuckoocache.h \
httprpc.h \
httpserver.h \
indirectmap.h \
diff --git a/src/Makefile.test.include b/src/Makefile.test.include
index 5969de087e..7a5bb07b6c 100644
--- a/src/Makefile.test.include
+++ b/src/Makefile.test.include
@@ -13,7 +13,6 @@ EXTRA_DIST += \
test/bctest.py \
test/bitcoin-util-test.py \
test/data/bitcoin-util-test.json \
- test/data/blanktx.hex \
test/data/tt-delin1-out.hex \
test/data/tt-delout1-out.hex \
test/data/tt-locktime317000-out.hex \
@@ -22,7 +21,7 @@ EXTRA_DIST += \
test/data/txcreate2.hex \
test/data/txcreatedata1.hex \
test/data/txcreatedata2.hex \
- test/data/txcreatesign.hex \
+ test/data/txcreatesignv1.hex \
test/data/txcreatedata_seq0.hex \
test/data/txcreatedata_seq1.hex
diff --git a/src/bench/coin_selection.cpp b/src/bench/coin_selection.cpp
index 32690fe484..cacead4a59 100644
--- a/src/bench/coin_selection.cpp
+++ b/src/bench/coin_selection.cpp
@@ -52,7 +52,7 @@ static void CoinSelection(benchmark::State& state)
set<pair<const CWalletTx*, unsigned int> > setCoinsRet;
CAmount nValueRet;
- bool success = wallet.SelectCoinsMinConf(1003 * COIN, 1, 6, vCoins, setCoinsRet, nValueRet);
+ bool success = wallet.SelectCoinsMinConf(1003 * COIN, 1, 6, 0, vCoins, setCoinsRet, nValueRet);
assert(success);
assert(nValueRet == 1003 * COIN);
assert(setCoinsRet.size() == 2);
diff --git a/src/test/data/txcreatesign.json b/src/test/data/txcreatesign.json
deleted file mode 100644
index ff39e71b40..0000000000
--- a/src/test/data/txcreatesign.json
+++ /dev/null
@@ -1,33 +0,0 @@
-{
- "txid": "977e7cd286cb72cd470d539ba6cb48400f8f387d97451d45cdb8819437a303af",
- "hash": "977e7cd286cb72cd470d539ba6cb48400f8f387d97451d45cdb8819437a303af",
- "version": 1,
- "locktime": 0,
- "vin": [
- {
- "txid": "4d49a71ec9da436f71ec4ee231d04f292a29cd316f598bb7068feccabdc59485",
- "vout": 0,
- "scriptSig": {
- "asm": "304502210096a75056c9e2cc62b7214777b3d2a592cfda7092520126d4ebfcd6d590c99bd8022051bb746359cf98c0603f3004477eac68701132380db8facba19c89dc5ab5c5e2[ALL] 0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8",
- "hex": "48304502210096a75056c9e2cc62b7214777b3d2a592cfda7092520126d4ebfcd6d590c99bd8022051bb746359cf98c0603f3004477eac68701132380db8facba19c89dc5ab5c5e201410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8"
- },
- "sequence": 4294967295
- }
- ],
- "vout": [
- {
- "value": 0.001,
- "n": 0,
- "scriptPubKey": {
- "asm": "OP_DUP OP_HASH160 5834479edbbe0539b31ffd3a8f8ebadc2165ed01 OP_EQUALVERIFY OP_CHECKSIG",
- "hex": "76a9145834479edbbe0539b31ffd3a8f8ebadc2165ed0188ac",
- "reqSigs": 1,
- "type": "pubkeyhash",
- "addresses": [
- "193P6LtvS4nCnkDvM9uXn1gsSRqh4aDAz7"
- ]
- }
- }
- ],
- "hex": "01000000018594c5bdcaec8f06b78b596f31cd292a294fd031e24eec716f43dac91ea7494d000000008b48304502210096a75056c9e2cc62b7214777b3d2a592cfda7092520126d4ebfcd6d590c99bd8022051bb746359cf98c0603f3004477eac68701132380db8facba19c89dc5ab5c5e201410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8ffffffff01a0860100000000001976a9145834479edbbe0539b31ffd3a8f8ebadc2165ed0188ac00000000"
-}
diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index 4334ebde6d..c3da69c3f0 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -1137,3 +1137,10 @@ void CTxMemPool::TrimToSize(size_t sizelimit, std::vector<uint256>* pvNoSpendsRe
if (maxFeeRateRemoved > CFeeRate(0))
LogPrint("mempool", "Removed %u txn, rolling minimum fee bumped to %s\n", nTxnRemoved, maxFeeRateRemoved.ToString());
}
+
+bool CTxMemPool::TransactionWithinChainLimit(const uint256& txid, size_t chainLimit) const {
+ LOCK(cs);
+ auto it = mapTx.find(txid);
+ return it == mapTx.end() || (it->GetCountWithAncestors() < chainLimit &&
+ it->GetCountWithDescendants() < chainLimit);
+}
diff --git a/src/txmempool.h b/src/txmempool.h
index 8a935391de..8a5787a886 100644
--- a/src/txmempool.h
+++ b/src/txmempool.h
@@ -605,6 +605,9 @@ public:
/** Expire all transaction (and their dependencies) in the mempool older than time. Return the number of removed transactions. */
int Expire(int64_t time);
+ /** Returns false if the transaction is in the mempool and not within the chain limit specified. */
+ bool TransactionWithinChainLimit(const uint256& txid, size_t chainLimit) const;
+
unsigned long size()
{
LOCK(cs);
diff --git a/src/wallet/test/wallet_tests.cpp b/src/wallet/test/wallet_tests.cpp
index 8085706a99..9465d88067 100644
--- a/src/wallet/test/wallet_tests.cpp
+++ b/src/wallet/test/wallet_tests.cpp
@@ -78,24 +78,24 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
empty_wallet();
// with an empty wallet we can't even pay one cent
- BOOST_CHECK(!wallet.SelectCoinsMinConf( 1 * CENT, 1, 6, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK(!wallet.SelectCoinsMinConf( 1 * CENT, 1, 6, 0, vCoins, setCoinsRet, nValueRet));
add_coin(1*CENT, 4); // add a new 1 cent coin
// with a new 1 cent coin, we still can't find a mature 1 cent
- BOOST_CHECK(!wallet.SelectCoinsMinConf( 1 * CENT, 1, 6, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK(!wallet.SelectCoinsMinConf( 1 * CENT, 1, 6, 0, vCoins, setCoinsRet, nValueRet));
// but we can find a new 1 cent
- BOOST_CHECK( wallet.SelectCoinsMinConf( 1 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf( 1 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 1 * CENT);
add_coin(2*CENT); // add a mature 2 cent coin
// we can't make 3 cents of mature coins
- BOOST_CHECK(!wallet.SelectCoinsMinConf( 3 * CENT, 1, 6, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK(!wallet.SelectCoinsMinConf( 3 * CENT, 1, 6, 0, vCoins, setCoinsRet, nValueRet));
// we can make 3 cents of new coins
- BOOST_CHECK( wallet.SelectCoinsMinConf( 3 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf( 3 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 3 * CENT);
add_coin(5*CENT); // add a mature 5 cent coin,
@@ -105,33 +105,33 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
// now we have new: 1+10=11 (of which 10 was self-sent), and mature: 2+5+20=27. total = 38
// we can't make 38 cents only if we disallow new coins:
- BOOST_CHECK(!wallet.SelectCoinsMinConf(38 * CENT, 1, 6, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK(!wallet.SelectCoinsMinConf(38 * CENT, 1, 6, 0, vCoins, setCoinsRet, nValueRet));
// we can't even make 37 cents if we don't allow new coins even if they're from us
- BOOST_CHECK(!wallet.SelectCoinsMinConf(38 * CENT, 6, 6, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK(!wallet.SelectCoinsMinConf(38 * CENT, 6, 6, 0, vCoins, setCoinsRet, nValueRet));
// but we can make 37 cents if we accept new coins from ourself
- BOOST_CHECK( wallet.SelectCoinsMinConf(37 * CENT, 1, 6, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(37 * CENT, 1, 6, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 37 * CENT);
// and we can make 38 cents if we accept all new coins
- BOOST_CHECK( wallet.SelectCoinsMinConf(38 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(38 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 38 * CENT);
// try making 34 cents from 1,2,5,10,20 - we can't do it exactly
- BOOST_CHECK( wallet.SelectCoinsMinConf(34 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(34 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 35 * CENT); // but 35 cents is closest
BOOST_CHECK_EQUAL(setCoinsRet.size(), 3U); // the best should be 20+10+5. it's incredibly unlikely the 1 or 2 got included (but possible)
// when we try making 7 cents, the smaller coins (1,2,5) are enough. We should see just 2+5
- BOOST_CHECK( wallet.SelectCoinsMinConf( 7 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf( 7 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 7 * CENT);
BOOST_CHECK_EQUAL(setCoinsRet.size(), 2U);
// when we try making 8 cents, the smaller coins (1,2,5) are exactly enough.
- BOOST_CHECK( wallet.SelectCoinsMinConf( 8 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf( 8 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK(nValueRet == 8 * CENT);
BOOST_CHECK_EQUAL(setCoinsRet.size(), 3U);
// when we try making 9 cents, no subset of smaller coins is enough, and we get the next bigger coin (10)
- BOOST_CHECK( wallet.SelectCoinsMinConf( 9 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf( 9 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 10 * CENT);
BOOST_CHECK_EQUAL(setCoinsRet.size(), 1U);
@@ -145,30 +145,30 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
add_coin(30*CENT); // now we have 6+7+8+20+30 = 71 cents total
// check that we have 71 and not 72
- BOOST_CHECK( wallet.SelectCoinsMinConf(71 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
- BOOST_CHECK(!wallet.SelectCoinsMinConf(72 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(71 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK(!wallet.SelectCoinsMinConf(72 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
// now try making 16 cents. the best smaller coins can do is 6+7+8 = 21; not as good at the next biggest coin, 20
- BOOST_CHECK( wallet.SelectCoinsMinConf(16 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(16 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 20 * CENT); // we should get 20 in one coin
BOOST_CHECK_EQUAL(setCoinsRet.size(), 1U);
add_coin( 5*CENT); // now we have 5+6+7+8+20+30 = 75 cents total
// now if we try making 16 cents again, the smaller coins can make 5+6+7 = 18 cents, better than the next biggest coin, 20
- BOOST_CHECK( wallet.SelectCoinsMinConf(16 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(16 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 18 * CENT); // we should get 18 in 3 coins
BOOST_CHECK_EQUAL(setCoinsRet.size(), 3U);
add_coin( 18*CENT); // now we have 5+6+7+8+18+20+30
// and now if we try making 16 cents again, the smaller coins can make 5+6+7 = 18 cents, the same as the next biggest coin, 18
- BOOST_CHECK( wallet.SelectCoinsMinConf(16 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(16 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 18 * CENT); // we should get 18 in 1 coin
BOOST_CHECK_EQUAL(setCoinsRet.size(), 1U); // because in the event of a tie, the biggest coin wins
// now try making 11 cents. we should get 5+6
- BOOST_CHECK( wallet.SelectCoinsMinConf(11 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(11 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 11 * CENT);
BOOST_CHECK_EQUAL(setCoinsRet.size(), 2U);
@@ -177,11 +177,11 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
add_coin( 2*COIN);
add_coin( 3*COIN);
add_coin( 4*COIN); // now we have 5+6+7+8+18+20+30+100+200+300+400 = 1094 cents
- BOOST_CHECK( wallet.SelectCoinsMinConf(95 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(95 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 1 * COIN); // we should get 1 BTC in 1 coin
BOOST_CHECK_EQUAL(setCoinsRet.size(), 1U);
- BOOST_CHECK( wallet.SelectCoinsMinConf(195 * CENT, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(195 * CENT, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 2 * COIN); // we should get 2 BTC in 1 coin
BOOST_CHECK_EQUAL(setCoinsRet.size(), 1U);
@@ -196,14 +196,14 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
// try making 1 * MIN_CHANGE from the 1.5 * MIN_CHANGE
// we'll get change smaller than MIN_CHANGE whatever happens, so can expect MIN_CHANGE exactly
- BOOST_CHECK( wallet.SelectCoinsMinConf(MIN_CHANGE, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(MIN_CHANGE, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, MIN_CHANGE);
// but if we add a bigger coin, small change is avoided
add_coin(1111*MIN_CHANGE);
// try making 1 from 0.1 + 0.2 + 0.3 + 0.4 + 0.5 + 1111 = 1112.5
- BOOST_CHECK( wallet.SelectCoinsMinConf(1 * MIN_CHANGE, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(1 * MIN_CHANGE, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 1 * MIN_CHANGE); // we should get the exact amount
// if we add more small coins:
@@ -211,7 +211,7 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
add_coin(MIN_CHANGE * 7 / 10);
// and try again to make 1.0 * MIN_CHANGE
- BOOST_CHECK( wallet.SelectCoinsMinConf(1 * MIN_CHANGE, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(1 * MIN_CHANGE, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 1 * MIN_CHANGE); // we should get the exact amount
// run the 'mtgox' test (see http://blockexplorer.com/tx/29a3efd3ef04f9153d47a990bd7b048a4b2d213daaa5fb8ed670fb85f13bdbcf)
@@ -220,7 +220,7 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
for (int j = 0; j < 20; j++)
add_coin(50000 * COIN);
- BOOST_CHECK( wallet.SelectCoinsMinConf(500000 * COIN, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(500000 * COIN, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 500000 * COIN); // we should get the exact amount
BOOST_CHECK_EQUAL(setCoinsRet.size(), 10U); // in ten coins
@@ -233,7 +233,7 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
add_coin(MIN_CHANGE * 6 / 10);
add_coin(MIN_CHANGE * 7 / 10);
add_coin(1111 * MIN_CHANGE);
- BOOST_CHECK( wallet.SelectCoinsMinConf(1 * MIN_CHANGE, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(1 * MIN_CHANGE, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 1111 * MIN_CHANGE); // we get the bigger coin
BOOST_CHECK_EQUAL(setCoinsRet.size(), 1U);
@@ -243,7 +243,7 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
add_coin(MIN_CHANGE * 6 / 10);
add_coin(MIN_CHANGE * 8 / 10);
add_coin(1111 * MIN_CHANGE);
- BOOST_CHECK( wallet.SelectCoinsMinConf(MIN_CHANGE, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK( wallet.SelectCoinsMinConf(MIN_CHANGE, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, MIN_CHANGE); // we should get the exact amount
BOOST_CHECK_EQUAL(setCoinsRet.size(), 2U); // in two coins 0.4+0.6
@@ -254,12 +254,12 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
add_coin(MIN_CHANGE * 100);
// trying to make 100.01 from these three coins
- BOOST_CHECK(wallet.SelectCoinsMinConf(MIN_CHANGE * 10001 / 100, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK(wallet.SelectCoinsMinConf(MIN_CHANGE * 10001 / 100, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, MIN_CHANGE * 10105 / 100); // we should get all coins
BOOST_CHECK_EQUAL(setCoinsRet.size(), 3U);
// but if we try to make 99.9, we should take the bigger of the two small coins to avoid small change
- BOOST_CHECK(wallet.SelectCoinsMinConf(MIN_CHANGE * 9990 / 100, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK(wallet.SelectCoinsMinConf(MIN_CHANGE * 9990 / 100, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 101 * MIN_CHANGE);
BOOST_CHECK_EQUAL(setCoinsRet.size(), 2U);
@@ -269,7 +269,7 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
// Create 676 inputs (= (old MAX_STANDARD_TX_SIZE == 100000) / 148 bytes per input)
for (uint16_t j = 0; j < 676; j++)
add_coin(amt);
- BOOST_CHECK(wallet.SelectCoinsMinConf(2000, 1, 1, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK(wallet.SelectCoinsMinConf(2000, 1, 1, 0, vCoins, setCoinsRet, nValueRet));
if (amt - 2000 < MIN_CHANGE) {
// needs more than one input:
uint16_t returnSize = std::ceil((2000.0 + MIN_CHANGE)/amt);
@@ -291,8 +291,8 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
// picking 50 from 100 coins doesn't depend on the shuffle,
// but does depend on randomness in the stochastic approximation code
- BOOST_CHECK(wallet.SelectCoinsMinConf(50 * COIN, 1, 6, vCoins, setCoinsRet , nValueRet));
- BOOST_CHECK(wallet.SelectCoinsMinConf(50 * COIN, 1, 6, vCoins, setCoinsRet2, nValueRet));
+ BOOST_CHECK(wallet.SelectCoinsMinConf(50 * COIN, 1, 6, 0, vCoins, setCoinsRet , nValueRet));
+ BOOST_CHECK(wallet.SelectCoinsMinConf(50 * COIN, 1, 6, 0, vCoins, setCoinsRet2, nValueRet));
BOOST_CHECK(!equal_sets(setCoinsRet, setCoinsRet2));
int fails = 0;
@@ -300,8 +300,8 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
{
// selecting 1 from 100 identical coins depends on the shuffle; this test will fail 1% of the time
// run the test RANDOM_REPEATS times and only complain if all of them fail
- BOOST_CHECK(wallet.SelectCoinsMinConf(COIN, 1, 6, vCoins, setCoinsRet , nValueRet));
- BOOST_CHECK(wallet.SelectCoinsMinConf(COIN, 1, 6, vCoins, setCoinsRet2, nValueRet));
+ BOOST_CHECK(wallet.SelectCoinsMinConf(COIN, 1, 6, 0, vCoins, setCoinsRet , nValueRet));
+ BOOST_CHECK(wallet.SelectCoinsMinConf(COIN, 1, 6, 0, vCoins, setCoinsRet2, nValueRet));
if (equal_sets(setCoinsRet, setCoinsRet2))
fails++;
}
@@ -321,8 +321,8 @@ BOOST_AUTO_TEST_CASE(coin_selection_tests)
{
// selecting 1 from 100 identical coins depends on the shuffle; this test will fail 1% of the time
// run the test RANDOM_REPEATS times and only complain if all of them fail
- BOOST_CHECK(wallet.SelectCoinsMinConf(90*CENT, 1, 6, vCoins, setCoinsRet , nValueRet));
- BOOST_CHECK(wallet.SelectCoinsMinConf(90*CENT, 1, 6, vCoins, setCoinsRet2, nValueRet));
+ BOOST_CHECK(wallet.SelectCoinsMinConf(90*CENT, 1, 6, 0, vCoins, setCoinsRet , nValueRet));
+ BOOST_CHECK(wallet.SelectCoinsMinConf(90*CENT, 1, 6, 0, vCoins, setCoinsRet2, nValueRet));
if (equal_sets(setCoinsRet, setCoinsRet2))
fails++;
}
@@ -346,7 +346,7 @@ BOOST_AUTO_TEST_CASE(ApproximateBestSubset)
add_coin(1000 * COIN);
add_coin(3 * COIN);
- BOOST_CHECK(wallet.SelectCoinsMinConf(1003 * COIN, 1, 6, vCoins, setCoinsRet, nValueRet));
+ BOOST_CHECK(wallet.SelectCoinsMinConf(1003 * COIN, 1, 6, 0, vCoins, setCoinsRet, nValueRet));
BOOST_CHECK_EQUAL(nValueRet, 1003 * COIN);
BOOST_CHECK_EQUAL(setCoinsRet.size(), 2U);
}
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 450da0067c..c4051d2ac6 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -2018,7 +2018,7 @@ static void ApproximateBestSubset(vector<pair<CAmount, pair<const CWalletTx*,uns
}
}
-bool CWallet::SelectCoinsMinConf(const CAmount& nTargetValue, int nConfMine, int nConfTheirs, vector<COutput> vCoins,
+bool CWallet::SelectCoinsMinConf(const CAmount& nTargetValue, const int nConfMine, const int nConfTheirs, const uint64_t nMaxAncestors, vector<COutput> vCoins,
set<pair<const CWalletTx*,unsigned int> >& setCoinsRet, CAmount& nValueRet) const
{
setCoinsRet.clear();
@@ -2043,6 +2043,9 @@ bool CWallet::SelectCoinsMinConf(const CAmount& nTargetValue, int nConfMine, int
if (output.nDepth < (pcoin->IsFromMe(ISMINE_ALL) ? nConfMine : nConfTheirs))
continue;
+ if (!mempool.TransactionWithinChainLimit(pcoin->GetHash(), nMaxAncestors))
+ continue;
+
int i = output.i;
CAmount n = pcoin->tx->vout[i].nValue;
@@ -2168,10 +2171,17 @@ bool CWallet::SelectCoins(const vector<COutput>& vAvailableCoins, const CAmount&
++it;
}
+ size_t nMaxChainLength = std::min(GetArg("-limitancestorcount", DEFAULT_ANCESTOR_LIMIT), GetArg("-limitdescendantcount", DEFAULT_DESCENDANT_LIMIT));
+ bool fRejectLongChains = GetBoolArg("-walletrejectlongchains", DEFAULT_WALLET_REJECT_LONG_CHAINS);
+
bool res = nTargetValue <= nValueFromPresetInputs ||
- SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, 1, 6, vCoins, setCoinsRet, nValueRet) ||
- SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, 1, 1, vCoins, setCoinsRet, nValueRet) ||
- (bSpendZeroConfChange && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, 0, 1, vCoins, setCoinsRet, nValueRet));
+ SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, 1, 6, 0, vCoins, setCoinsRet, nValueRet) ||
+ SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, 1, 1, 0, vCoins, setCoinsRet, nValueRet) ||
+ (bSpendZeroConfChange && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, 0, 1, 2, vCoins, setCoinsRet, nValueRet)) ||
+ (bSpendZeroConfChange && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, 0, 1, std::min((size_t)4, nMaxChainLength/3), vCoins, setCoinsRet, nValueRet)) ||
+ (bSpendZeroConfChange && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, 0, 1, nMaxChainLength/2, vCoins, setCoinsRet, nValueRet)) ||
+ (bSpendZeroConfChange && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, 0, 1, nMaxChainLength, vCoins, setCoinsRet, nValueRet)) ||
+ (bSpendZeroConfChange && !fRejectLongChains && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, 0, 1, std::numeric_limits<uint64_t>::max(), vCoins, setCoinsRet, nValueRet));
// because SelectCoinsMinConf clears the setCoinsRet, we now add the possible inputs to the coinset
setCoinsRet.insert(setPresetCoins.begin(), setPresetCoins.end());
@@ -2550,6 +2560,21 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt
}
}
+ if (GetBoolArg("-walletrejectlongchains", DEFAULT_WALLET_REJECT_LONG_CHAINS)) {
+ // Lastly, ensure this tx will pass the mempool's chain limits
+ LockPoints lp;
+ CTxMemPoolEntry entry(txNew, 0, 0, 0, 0, false, 0, false, 0, lp);
+ CTxMemPool::setEntries setAncestors;
+ size_t nLimitAncestors = GetArg("-limitancestorcount", DEFAULT_ANCESTOR_LIMIT);
+ size_t nLimitAncestorSize = GetArg("-limitancestorsize", DEFAULT_ANCESTOR_SIZE_LIMIT)*1000;
+ size_t nLimitDescendants = GetArg("-limitdescendantcount", DEFAULT_DESCENDANT_LIMIT);
+ size_t nLimitDescendantSize = GetArg("-limitdescendantsize", DEFAULT_DESCENDANT_SIZE_LIMIT)*1000;
+ std::string errString;
+ if (!mempool.CalculateMemPoolAncestors(entry, setAncestors, nLimitAncestors, nLimitAncestorSize, nLimitDescendants, nLimitDescendantSize, errString)) {
+ strFailReason = _("Transaction has too long of a mempool chain");
+ return false;
+ }
+ }
return true;
}
@@ -3374,6 +3399,7 @@ std::string CWallet::GetWalletHelpString(bool showDebug)
strUsage += HelpMessageOpt("-dblogsize=<n>", strprintf("Flush wallet database activity from memory to disk log every <n> megabytes (default: %u)", DEFAULT_WALLET_DBLOGSIZE));
strUsage += HelpMessageOpt("-flushwallet", strprintf("Run a thread to flush wallet periodically (default: %u)", DEFAULT_FLUSHWALLET));
strUsage += HelpMessageOpt("-privdb", strprintf("Sets the DB_PRIVATE flag in the wallet db environment (default: %u)", DEFAULT_WALLET_PRIVDB));
+ strUsage += HelpMessageOpt("-walletrejectlongchains", strprintf(_("Wallet will not create transactions that violate mempool chain limits (default: %u"), DEFAULT_WALLET_REJECT_LONG_CHAINS));
}
return strUsage;
@@ -3647,6 +3673,9 @@ bool CWallet::ParameterInteraction()
fSendFreeTransactions = GetBoolArg("-sendfreetransactions", DEFAULT_SEND_FREE_TRANSACTIONS);
fWalletRbf = GetBoolArg("-walletrbf", DEFAULT_WALLET_RBF);
+ if (fSendFreeTransactions && GetArg("-limitfreerelay", DEFAULT_LIMITFREERELAY) <= 0)
+ return InitError("Creation of free transactions with their relay disabled is not supported.");
+
return true;
}
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index f7103b6a80..72c1239cc4 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -53,6 +53,8 @@ static const CAmount MIN_CHANGE = CENT;
static const bool DEFAULT_SPEND_ZEROCONF_CHANGE = true;
//! Default for -sendfreetransactions
static const bool DEFAULT_SEND_FREE_TRANSACTIONS = false;
+//! Default for -walletrejectlongchains
+static const bool DEFAULT_WALLET_REJECT_LONG_CHAINS = false;
//! -txconfirmtarget default
static const unsigned int DEFAULT_TX_CONFIRM_TARGET = 6;
//! -walletrbf default
@@ -367,6 +369,7 @@ public:
{
fCreditCached = false;
fAvailableCreditCached = false;
+ fImmatureCreditCached = false;
fWatchDebitCached = false;
fWatchCreditCached = false;
fAvailableWatchCreditCached = false;
@@ -690,7 +693,7 @@ public:
* completion the coin set and corresponding actual target value is
* assembled
*/
- bool SelectCoinsMinConf(const CAmount& nTargetValue, int nConfMine, int nConfTheirs, std::vector<COutput> vCoins, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, CAmount& nValueRet) const;
+ bool SelectCoinsMinConf(const CAmount& nTargetValue, int nConfMine, int nConfTheirs, uint64_t nMaxAncestors, std::vector<COutput> vCoins, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, CAmount& nValueRet) const;
bool IsSpent(const uint256& hash, unsigned int n) const;