diff options
| -rwxr-xr-x | test/functional/p2p_compactblocks.py | 207 |
1 files changed, 68 insertions, 139 deletions
diff --git a/test/functional/p2p_compactblocks.py b/test/functional/p2p_compactblocks.py index 82a14af9da..3ca6bec254 100755 --- a/test/functional/p2p_compactblocks.py +++ b/test/functional/p2p_compactblocks.py @@ -7,19 +7,18 @@ Version 1 compact blocks are pre-segwit (txids) Version 2 compact blocks are post-segwit (wtxids) """ -from decimal import Decimal import random from test_framework.blocktools import create_block, create_coinbase, add_witness_commitment -from test_framework.messages import BlockTransactions, BlockTransactionsRequest, calculate_shortid, CBlock, CBlockHeader, CInv, COutPoint, CTransaction, CTxIn, CTxInWitness, CTxOut, FromHex, HeaderAndShortIDs, msg_block, msg_blocktxn, msg_cmpctblock, msg_getblocktxn, msg_getdata, msg_getheaders, msg_headers, msg_inv, msg_sendcmpct, msg_sendheaders, msg_tx, msg_witness_block, msg_witness_blocktxn, MSG_WITNESS_FLAG, NODE_NETWORK, NODE_WITNESS, P2PHeaderAndShortIDs, PrefilledTransaction, ser_uint256, ToHex +from test_framework.messages import BlockTransactions, BlockTransactionsRequest, calculate_shortid, CBlock, CBlockHeader, CInv, COutPoint, CTransaction, CTxIn, CTxInWitness, CTxOut, FromHex, HeaderAndShortIDs, msg_block, msg_blocktxn, msg_cmpctblock, msg_getblocktxn, msg_getdata, msg_getheaders, msg_headers, msg_inv, msg_sendcmpct, msg_sendheaders, msg_tx, msg_witness_block, msg_witness_blocktxn, MSG_WITNESS_FLAG, NODE_NETWORK, P2PHeaderAndShortIDs, PrefilledTransaction, ser_uint256, ToHex from test_framework.mininode import mininode_lock, P2PInterface from test_framework.script import CScript, OP_TRUE, OP_DROP from test_framework.test_framework import BitcoinTestFramework -from test_framework.util import assert_equal, get_bip9_status, satoshi_round, sync_blocks, wait_until +from test_framework.util import assert_equal, get_bip9_status, wait_until # TestP2PConn: A peer we use to send messages to bitcoind, and store responses. class TestP2PConn(P2PInterface): - def __init__(self): + def __init__(self, cmpct_version): super().__init__() self.last_sendcmpct = [] self.block_announced = False @@ -27,6 +26,7 @@ class TestP2PConn(P2PInterface): # This is for synchronizing the p2p message traffic, # so we can eg wait until a particular block is announced. self.announced_blockhashes = set() + self.cmpct_version = cmpct_version def on_sendcmpct(self, message): self.last_sendcmpct.append(message) @@ -94,11 +94,7 @@ class TestP2PConn(P2PInterface): class CompactBlocksTest(BitcoinTestFramework): def set_test_params(self): self.setup_clean_chain = True - # Node0 = pre-segwit, node1 = segwit-aware - self.num_nodes = 2 - # This test was written assuming SegWit is activated using BIP9 at height 432 (3x confirmation window). - # TODO: Rewrite this test to support SegWit being always active. - self.extra_args = [["-vbparams=segwit:0:0"], ["-vbparams=segwit:0:999999999999", "-txindex"]] + self.num_nodes = 1 self.utxos = [] def skip_test_if_missing_module(self): @@ -117,11 +113,10 @@ class CompactBlocksTest(BitcoinTestFramework): # Create 10 more anyone-can-spend utxo's for testing. def make_utxos(self): - # Doesn't matter which node we use, just use node0. block = self.build_block_on_tip(self.nodes[0]) - self.test_node.send_and_ping(msg_block(block)) + self.segwit_node.send_and_ping(msg_block(block)) assert int(self.nodes[0].getbestblockhash(), 16) == block.sha256 - self.nodes[0].generate(100) + self.nodes[0].generatetoaddress(100, self.nodes[0].getnewaddress(address_type="bech32")) total_value = block.vtx[0].vout[0].nValue out_value = total_value // 10 @@ -135,10 +130,10 @@ class CompactBlocksTest(BitcoinTestFramework): block2.vtx.append(tx) block2.hashMerkleRoot = block2.calc_merkle_root() block2.solve() - self.test_node.send_and_ping(msg_block(block2)) + self.segwit_node.send_and_ping(msg_block(block2)) assert_equal(int(self.nodes[0].getbestblockhash(), 16), block2.sha256) self.utxos.extend([[tx.sha256, i, out_value] for i in range(10)]) - return + # Test "sendcmpct" (between peers preferring the same version): # - No compact block announcements unless sendcmpct is sent. @@ -149,7 +144,10 @@ class CompactBlocksTest(BitcoinTestFramework): # are made with compact blocks. # If old_node is passed in, request compact blocks with version=preferred-1 # and verify that it receives block announcements via compact block. - def test_sendcmpct(self, node, test_node, preferred_version, old_node=None): + def test_sendcmpct(self, test_node, old_node=None): + preferred_version = test_node.cmpct_version + node = self.nodes[0] + # Make sure we get a SENDCMPCT message from our peer def received_sendcmpct(): return (len(test_node.last_sendcmpct) > 0) @@ -251,23 +249,18 @@ class CompactBlocksTest(BitcoinTestFramework): # This index will be too high prefilled_txn = PrefilledTransaction(1, block.vtx[0]) cmpct_block.prefilled_txn = [prefilled_txn] - self.test_node.send_await_disconnect(msg_cmpctblock(cmpct_block)) + self.segwit_node.send_await_disconnect(msg_cmpctblock(cmpct_block)) assert_equal(int(self.nodes[0].getbestblockhash(), 16), block.hashPrevBlock) # Compare the generated shortids to what we expect based on BIP 152, given # bitcoind's choice of nonce. - def test_compactblock_construction(self, node, test_node, version, use_witness_address): + def test_compactblock_construction(self, test_node, use_witness_address=True): + version = test_node.cmpct_version + node = self.nodes[0] # Generate a bunch of transactions. node.generate(101) num_transactions = 25 address = node.getnewaddress() - if use_witness_address: - # Want at least one segwit spend, so move all funds to - # a witness address. - address = node.getnewaddress(address_type='bech32') - value_to_send = node.getbalance() - node.sendtoaddress(address, satoshi_round(value_to_send - Decimal(0.1))) - node.generate(1) segwit_tx_generated = False for i in range(num_transactions): @@ -285,7 +278,7 @@ class CompactBlocksTest(BitcoinTestFramework): test_node.wait_for_block_announcement(tip) # Make sure we will receive a fast-announce compact block - self.request_cb_announcements(test_node, node, version) + self.request_cb_announcements(test_node) # Now mine a block, and look at the resulting compact block. test_node.clear_block_announcement() @@ -375,7 +368,9 @@ class CompactBlocksTest(BitcoinTestFramework): # Post-segwit: upgraded nodes would only make this request of cb-version-2, # NODE_WITNESS peers. Unupgraded nodes would still make this request of # any cb-version-1-supporting peer. - def test_compactblock_requests(self, node, test_node, version, segwit): + def test_compactblock_requests(self, test_node, segwit=True): + version = test_node.cmpct_version + node = self.nodes[0] # Try announcing a block with an inv or header, expect a compactblock # request for announce in ["inv", "header"]: @@ -440,7 +435,9 @@ class CompactBlocksTest(BitcoinTestFramework): # Test that we only receive getblocktxn requests for transactions that the # node needs, and that responding to them causes the block to be # reconstructed. - def test_getblocktxn_requests(self, node, test_node, version): + def test_getblocktxn_requests(self, test_node): + version = test_node.cmpct_version + node = self.nodes[0] with_witness = (version == 2) def test_getblocktxn_response(compact_block, peer, expected_result): @@ -523,9 +520,9 @@ class CompactBlocksTest(BitcoinTestFramework): # Incorrectly responding to a getblocktxn shouldn't cause the block to be # permanently failed. - def test_incorrect_blocktxn_response(self, node, test_node, version): - if (len(self.utxos) == 0): - self.make_utxos() + def test_incorrect_blocktxn_response(self, test_node): + version = test_node.cmpct_version + node = self.nodes[0] utxo = self.utxos.pop(0) block = self.build_block_with_transactions(node, utxo, 10) @@ -579,7 +576,9 @@ class CompactBlocksTest(BitcoinTestFramework): test_node.send_and_ping(msg_block(block)) assert_equal(int(node.getbestblockhash(), 16), block.sha256) - def test_getblocktxn_handler(self, node, test_node, version): + def test_getblocktxn_handler(self, test_node): + version = test_node.cmpct_version + node = self.nodes[0] # bitcoind will not send blocktxn responses for blocks whose height is # more than 10 blocks deep. MAX_GETBLOCKTXN_DEPTH = 10 @@ -626,7 +625,8 @@ class CompactBlocksTest(BitcoinTestFramework): assert_equal(test_node.last_message["block"].block.sha256, int(block_hash, 16)) assert "blocktxn" not in test_node.last_message - def test_compactblocks_not_at_tip(self, node, test_node): + def test_compactblocks_not_at_tip(self, test_node): + node = self.nodes[0] # Test that requesting old compactblocks doesn't work. MAX_CMPCTBLOCK_DEPTH = 5 new_blocks = [] @@ -681,11 +681,8 @@ class CompactBlocksTest(BitcoinTestFramework): with mininode_lock: assert "blocktxn" not in test_node.last_message - def activate_segwit(self, node): - node.generate(144 * 3) - assert_equal(get_bip9_status(node, "segwit")["status"], 'active') - - def test_end_to_end_block_relay(self, node, listeners): + def test_end_to_end_block_relay(self, listeners): + node = self.nodes[0] utxo = self.utxos.pop(0) block = self.build_block_with_transactions(node, utxo, 10) @@ -706,7 +703,8 @@ class CompactBlocksTest(BitcoinTestFramework): # Test that we don't get disconnected if we relay a compact block with valid header, # but invalid transactions. - def test_invalid_tx_in_compactblock(self, node, test_node, use_segwit): + def test_invalid_tx_in_compactblock(self, test_node, use_segwit=True): + node = self.nodes[0] assert len(self.utxos) utxo = self.utxos[0] @@ -733,16 +731,18 @@ class CompactBlocksTest(BitcoinTestFramework): # Helper for enabling cb announcements # Send the sendcmpct request and sync headers - def request_cb_announcements(self, peer, node, version): + def request_cb_announcements(self, peer): + node = self.nodes[0] tip = node.getbestblockhash() peer.get_headers(locator=[int(tip, 16)], hashstop=0) msg = msg_sendcmpct() - msg.version = version + msg.version = peer.cmpct_version msg.announce = True peer.send_and_ping(msg) - def test_compactblock_reconstruction_multiple_peers(self, node, stalling_peer, delivery_peer): + def test_compactblock_reconstruction_multiple_peers(self, stalling_peer, delivery_peer): + node = self.nodes[0] assert len(self.utxos) def announce_cmpct_block(node, peer): @@ -793,126 +793,55 @@ class CompactBlocksTest(BitcoinTestFramework): def run_test(self): # Setup the p2p connections - self.test_node = self.nodes[0].add_p2p_connection(TestP2PConn()) - self.segwit_node = self.nodes[1].add_p2p_connection(TestP2PConn(), services=NODE_NETWORK | NODE_WITNESS) - self.old_node = self.nodes[1].add_p2p_connection(TestP2PConn(), services=NODE_NETWORK) + self.segwit_node = self.nodes[0].add_p2p_connection(TestP2PConn(cmpct_version=2)) + self.old_node = self.nodes[0].add_p2p_connection(TestP2PConn(cmpct_version=1), services=NODE_NETWORK) + self.additional_segwit_node = self.nodes[0].add_p2p_connection(TestP2PConn(cmpct_version=2)) # We will need UTXOs to construct transactions in later tests. self.make_utxos() - self.log.info("Running tests, pre-segwit activation:") + assert_equal(get_bip9_status(self.nodes[0], "segwit")["status"], 'active') self.log.info("Testing SENDCMPCT p2p message... ") - self.test_sendcmpct(self.nodes[0], self.test_node, 1) - sync_blocks(self.nodes) - self.test_sendcmpct(self.nodes[1], self.segwit_node, 2, old_node=self.old_node) - sync_blocks(self.nodes) - - self.log.info("Testing compactblock construction...") - self.test_compactblock_construction(self.nodes[0], self.test_node, 1, False) - sync_blocks(self.nodes) - self.test_compactblock_construction(self.nodes[1], self.segwit_node, 2, False) - sync_blocks(self.nodes) - - self.log.info("Testing compactblock requests... ") - self.test_compactblock_requests(self.nodes[0], self.test_node, 1, False) - sync_blocks(self.nodes) - self.test_compactblock_requests(self.nodes[1], self.segwit_node, 2, False) - sync_blocks(self.nodes) - - self.log.info("Testing getblocktxn requests...") - self.test_getblocktxn_requests(self.nodes[0], self.test_node, 1) - sync_blocks(self.nodes) - self.test_getblocktxn_requests(self.nodes[1], self.segwit_node, 2) - sync_blocks(self.nodes) - - self.log.info("Testing getblocktxn handler...") - self.test_getblocktxn_handler(self.nodes[0], self.test_node, 1) - sync_blocks(self.nodes) - self.test_getblocktxn_handler(self.nodes[1], self.segwit_node, 2) - self.test_getblocktxn_handler(self.nodes[1], self.old_node, 1) - sync_blocks(self.nodes) - - self.log.info("Testing compactblock requests/announcements not at chain tip...") - self.test_compactblocks_not_at_tip(self.nodes[0], self.test_node) - sync_blocks(self.nodes) - self.test_compactblocks_not_at_tip(self.nodes[1], self.segwit_node) - self.test_compactblocks_not_at_tip(self.nodes[1], self.old_node) - sync_blocks(self.nodes) - - self.log.info("Testing handling of incorrect blocktxn responses...") - self.test_incorrect_blocktxn_response(self.nodes[0], self.test_node, 1) - sync_blocks(self.nodes) - self.test_incorrect_blocktxn_response(self.nodes[1], self.segwit_node, 2) - sync_blocks(self.nodes) - - # End-to-end block relay tests - self.log.info("Testing end-to-end block relay...") - self.request_cb_announcements(self.test_node, self.nodes[0], 1) - self.request_cb_announcements(self.old_node, self.nodes[1], 1) - self.request_cb_announcements(self.segwit_node, self.nodes[1], 2) - self.test_end_to_end_block_relay(self.nodes[0], [self.segwit_node, self.test_node, self.old_node]) - self.test_end_to_end_block_relay(self.nodes[1], [self.segwit_node, self.test_node, self.old_node]) - - self.log.info("Testing handling of invalid compact blocks...") - self.test_invalid_tx_in_compactblock(self.nodes[0], self.test_node, False) - self.test_invalid_tx_in_compactblock(self.nodes[1], self.segwit_node, False) - self.test_invalid_tx_in_compactblock(self.nodes[1], self.old_node, False) - - self.log.info("Testing reconstructing compact blocks from all peers...") - self.test_compactblock_reconstruction_multiple_peers(self.nodes[1], self.segwit_node, self.old_node) - sync_blocks(self.nodes) - - # Advance to segwit activation - self.log.info("Advancing to segwit activation") - self.activate_segwit(self.nodes[1]) - self.log.info("Running tests, post-segwit activation...") + self.test_sendcmpct(self.segwit_node, old_node=self.old_node) + self.test_sendcmpct(self.additional_segwit_node) self.log.info("Testing compactblock construction...") - self.test_compactblock_construction(self.nodes[1], self.old_node, 1, True) - self.test_compactblock_construction(self.nodes[1], self.segwit_node, 2, True) - sync_blocks(self.nodes) - - self.log.info("Testing compactblock requests (unupgraded node)... ") - self.test_compactblock_requests(self.nodes[0], self.test_node, 1, True) - - self.log.info("Testing getblocktxn requests (unupgraded node)...") - self.test_getblocktxn_requests(self.nodes[0], self.test_node, 1) - - # Need to manually sync node0 and node1, because post-segwit activation, - # node1 will not download blocks from node0. - self.log.info("Syncing nodes...") - assert self.nodes[0].getbestblockhash() != self.nodes[1].getbestblockhash() - while (self.nodes[0].getblockcount() > self.nodes[1].getblockcount()): - block_hash = self.nodes[0].getblockhash(self.nodes[1].getblockcount() + 1) - self.nodes[1].submitblock(self.nodes[0].getblock(block_hash, False)) - assert_equal(self.nodes[0].getbestblockhash(), self.nodes[1].getbestblockhash()) + self.test_compactblock_construction(self.old_node) + self.test_compactblock_construction(self.segwit_node) self.log.info("Testing compactblock requests (segwit node)... ") - self.test_compactblock_requests(self.nodes[1], self.segwit_node, 2, True) + self.test_compactblock_requests(self.segwit_node) self.log.info("Testing getblocktxn requests (segwit node)...") - self.test_getblocktxn_requests(self.nodes[1], self.segwit_node, 2) - sync_blocks(self.nodes) + self.test_getblocktxn_requests(self.segwit_node) self.log.info("Testing getblocktxn handler (segwit node should return witnesses)...") - self.test_getblocktxn_handler(self.nodes[1], self.segwit_node, 2) - self.test_getblocktxn_handler(self.nodes[1], self.old_node, 1) + self.test_getblocktxn_handler(self.segwit_node) + self.test_getblocktxn_handler(self.old_node) + + self.log.info("Testing compactblock requests/announcements not at chain tip...") + self.test_compactblocks_not_at_tip(self.segwit_node) + self.test_compactblocks_not_at_tip(self.old_node) + + self.log.info("Testing handling of incorrect blocktxn responses...") + self.test_incorrect_blocktxn_response(self.segwit_node) + + self.log.info("Testing reconstructing compact blocks from all peers...") + self.test_compactblock_reconstruction_multiple_peers(self.segwit_node, self.additional_segwit_node) # Test that if we submitblock to node1, we'll get a compact block # announcement to all peers. # (Post-segwit activation, blocks won't propagate from node0 to node1 # automatically, so don't bother testing a block announced to node0.) self.log.info("Testing end-to-end block relay...") - self.request_cb_announcements(self.test_node, self.nodes[0], 1) - self.request_cb_announcements(self.old_node, self.nodes[1], 1) - self.request_cb_announcements(self.segwit_node, self.nodes[1], 2) - self.test_end_to_end_block_relay(self.nodes[1], [self.segwit_node, self.test_node, self.old_node]) + self.request_cb_announcements(self.old_node) + self.request_cb_announcements(self.segwit_node) + self.test_end_to_end_block_relay([self.segwit_node, self.old_node]) self.log.info("Testing handling of invalid compact blocks...") - self.test_invalid_tx_in_compactblock(self.nodes[0], self.test_node, False) - self.test_invalid_tx_in_compactblock(self.nodes[1], self.segwit_node, True) - self.test_invalid_tx_in_compactblock(self.nodes[1], self.old_node, True) + self.test_invalid_tx_in_compactblock(self.segwit_node) + self.test_invalid_tx_in_compactblock(self.old_node) self.log.info("Testing invalid index in cmpctblock message...") self.test_invalid_cmpctblock_message() |