diff options
Diffstat (limited to 'test/functional/p2p_segwit.py')
| -rwxr-xr-x | test/functional/p2p_segwit.py | 177 |
1 files changed, 75 insertions, 102 deletions
diff --git a/test/functional/p2p_segwit.py b/test/functional/p2p_segwit.py index afbbfa8992..0a53ceee86 100755 --- a/test/functional/p2p_segwit.py +++ b/test/functional/p2p_segwit.py @@ -1,16 +1,15 @@ #!/usr/bin/env python3 -# Copyright (c) 2016-2018 The Bitcoin Core developers +# Copyright (c) 2016-2019 The Bitcoin Core developers # Distributed under the MIT software license, see the accompanying # file COPYING or http://www.opensource.org/licenses/mit-license.php. """Test segwit transactions and blocks on P2P network.""" -from binascii import hexlify import math import random import struct import time from test_framework.blocktools import create_block, create_coinbase, add_witness_commitment, get_witness_script, WITNESS_COMMITMENT_HEADER -from test_framework.key import CECKey, CPubKey +from test_framework.key import ECKey from test_framework.messages import ( BIP125_SEQUENCE_NUMBER, CBlock, @@ -74,13 +73,10 @@ from test_framework.script import ( from test_framework.test_framework import BitcoinTestFramework from test_framework.util import ( assert_equal, - bytes_to_hex_str, connect_nodes, disconnect_nodes, get_bip9_status, hex_str_to_bytes, - sync_blocks, - sync_mempools, ) # The versionbit bit used to signal activation of SegWit @@ -104,7 +100,7 @@ def get_p2pkh_script(pubkeyhash): def sign_p2pk_witness_input(script, tx_to, in_idx, hashtype, value, key): """Add signature for a P2PK witness program.""" tx_hash = SegwitVersion1SignatureHash(script, tx_to, in_idx, hashtype, value) - signature = key.sign(tx_hash) + chr(hashtype).encode('latin-1') + signature = key.sign_ecdsa(tx_hash) + chr(hashtype).encode('latin-1') tx_to.wit.vtxinwit[in_idx].scriptWitness.stack = [signature, script] tx_to.rehash() @@ -285,7 +281,7 @@ class SegWitTest(BitcoinTestFramework): func(self, *args, **kwargs) # Each subtest should leave some utxos for the next subtest assert self.utxo - sync_blocks(self.nodes) + self.sync_blocks() # Assert segwit status is as expected at end of subtest assert_equal(get_bip9_status(self.nodes[0], 'segwit')['status'], self.segwit_status) @@ -317,7 +313,7 @@ class SegWitTest(BitcoinTestFramework): self.test_node.send_message(msg_witness_tx(tx)) self.test_node.sync_with_ping() # make sure the tx was processed - assert(tx.hash in self.nodes[0].getrawmempool()) + assert tx.hash in self.nodes[0].getrawmempool() # Save this transaction for later self.utxo.append(UTXO(tx.sha256, 0, 49 * 100000000)) self.nodes[0].generate(1) @@ -335,7 +331,7 @@ class SegWitTest(BitcoinTestFramework): # Verify the hash with witness differs from the txid # (otherwise our testing framework must be broken!) tx.rehash() - assert(tx.sha256 != tx.calc_sha256(with_witness=True)) + assert tx.sha256 != tx.calc_sha256(with_witness=True) # Construct a segwit-signaling block that includes the transaction. block = self.build_next_block(version=(VB_TOP_BITS | (1 << VB_WITNESS_BIT))) @@ -371,20 +367,20 @@ class SegWitTest(BitcoinTestFramework): block1.solve() self.test_node.announce_block_and_wait_for_getdata(block1, use_header=False) - assert(self.test_node.last_message["getdata"].inv[0].type == blocktype) + assert self.test_node.last_message["getdata"].inv[0].type == blocktype test_witness_block(self.nodes[0], self.test_node, block1, True) block2 = self.build_next_block(version=4) block2.solve() self.test_node.announce_block_and_wait_for_getdata(block2, use_header=True) - assert(self.test_node.last_message["getdata"].inv[0].type == blocktype) + assert self.test_node.last_message["getdata"].inv[0].type == blocktype test_witness_block(self.nodes[0], self.test_node, block2, True) block3 = self.build_next_block(version=(VB_TOP_BITS | (1 << 15))) block3.solve() self.test_node.announce_block_and_wait_for_getdata(block3, use_header=True) - assert(self.test_node.last_message["getdata"].inv[0].type == blocktype) + assert self.test_node.last_message["getdata"].inv[0].type == blocktype test_witness_block(self.nodes[0], self.test_node, block3, True) # Check that we can getdata for witness blocks or regular blocks, @@ -413,8 +409,8 @@ class SegWitTest(BitcoinTestFramework): block = self.build_next_block() self.update_witness_block_with_transactions(block, []) # This gives us a witness commitment. - assert(len(block.vtx[0].wit.vtxinwit) == 1) - assert(len(block.vtx[0].wit.vtxinwit[0].scriptWitness.stack) == 1) + assert len(block.vtx[0].wit.vtxinwit) == 1 + assert len(block.vtx[0].wit.vtxinwit[0].scriptWitness.stack) == 1 test_witness_block(self.nodes[0], self.test_node, block, accepted=True) # Now try to retrieve it... rpc_block = self.nodes[0].getblock(block.hash, False) @@ -448,7 +444,7 @@ class SegWitTest(BitcoinTestFramework): msg.headers = [CBlockHeader(block4)] self.old_node.send_message(msg) self.old_node.announce_tx_and_wait_for_getdata(block4.vtx[0]) - assert(block4.sha256 not in self.old_node.getdataset) + assert block4.sha256 not in self.old_node.getdataset @subtest def test_v0_outputs_arent_spendable(self): @@ -537,7 +533,7 @@ class SegWitTest(BitcoinTestFramework): """Mine enough blocks for segwit's vb state to be 'started'.""" height = self.nodes[0].getblockcount() # Will need to rewrite the tests here if we are past the first period - assert(height < VB_PERIOD - 1) + assert height < VB_PERIOD - 1 # Advance to end of period, status should now be 'started' self.nodes[0].generate(VB_PERIOD - height - 1) assert_equal(get_bip9_status(self.nodes[0], 'segwit')['status'], 'started') @@ -545,50 +541,28 @@ class SegWitTest(BitcoinTestFramework): @subtest def test_getblocktemplate_before_lockin(self): - # Node0 is segwit aware, node2 is not. - for node in [self.nodes[0], self.nodes[2]]: - gbt_results = node.getblocktemplate() - block_version = gbt_results['version'] - # If we're not indicating segwit support, we will still be - # signalling for segwit activation. - assert_equal((block_version & (1 << VB_WITNESS_BIT) != 0), node == self.nodes[0]) - # If we don't specify the segwit rule, then we won't get a default - # commitment. - assert('default_witness_commitment' not in gbt_results) - - # Workaround: - # Can either change the tip, or change the mempool and wait 5 seconds - # to trigger a recomputation of getblocktemplate. txid = int(self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1), 16) - # Using mocktime lets us avoid sleep() - sync_mempools(self.nodes) - self.nodes[0].setmocktime(int(time.time()) + 10) - self.nodes[2].setmocktime(int(time.time()) + 10) for node in [self.nodes[0], self.nodes[2]]: gbt_results = node.getblocktemplate({"rules": ["segwit"]}) block_version = gbt_results['version'] if node == self.nodes[2]: - # If this is a non-segwit node, we should still not get a witness + # If this is a non-segwit node, we should not get a witness # commitment, nor a version bit signalling segwit. assert_equal(block_version & (1 << VB_WITNESS_BIT), 0) - assert('default_witness_commitment' not in gbt_results) + assert 'default_witness_commitment' not in gbt_results else: # For segwit-aware nodes, check the version bit and the witness # commitment are correct. - assert(block_version & (1 << VB_WITNESS_BIT) != 0) - assert('default_witness_commitment' in gbt_results) + assert block_version & (1 << VB_WITNESS_BIT) != 0 + assert 'default_witness_commitment' in gbt_results witness_commitment = gbt_results['default_witness_commitment'] # Check that default_witness_commitment is present. witness_root = CBlock.get_merkle_root([ser_uint256(0), ser_uint256(txid)]) script = get_witness_script(witness_root, 0) - assert_equal(witness_commitment, bytes_to_hex_str(script)) - - # undo mocktime - self.nodes[0].setmocktime(0) - self.nodes[2].setmocktime(0) + assert_equal(witness_commitment, script.hex()) @subtest def advance_to_segwit_lockin(self): @@ -597,7 +571,7 @@ class SegWitTest(BitcoinTestFramework): # Advance to end of period, and verify lock-in happens at the end self.nodes[0].generate(VB_PERIOD - 1) height = self.nodes[0].getblockcount() - assert((height % VB_PERIOD) == VB_PERIOD - 2) + assert (height % VB_PERIOD) == VB_PERIOD - 2 assert_equal(get_bip9_status(self.nodes[0], 'segwit')['status'], 'started') self.nodes[0].generate(1) assert_equal(get_bip9_status(self.nodes[0], 'segwit')['status'], 'locked_in') @@ -622,7 +596,7 @@ class SegWitTest(BitcoinTestFramework): # Verify that if a peer doesn't set nServices to include NODE_WITNESS, # the getdata is just for the non-witness portion. self.old_node.announce_tx_and_wait_for_getdata(tx) - assert(self.old_node.last_message["getdata"].inv[0].type == 1) + assert self.old_node.last_message["getdata"].inv[0].type == 1 # Since we haven't delivered the tx yet, inv'ing the same tx from # a witness transaction ought not result in a getdata. @@ -668,7 +642,7 @@ class SegWitTest(BitcoinTestFramework): # Mine it on test_node to create the confirmed output. test_transaction_acceptance(self.nodes[0], self.test_node, p2sh_tx, with_witness=True, accepted=True) self.nodes[0].generate(1) - sync_blocks(self.nodes) + self.sync_blocks() # Now test standardness of v0 P2WSH outputs. # Start by creating a transaction with two outputs. @@ -699,7 +673,7 @@ class SegWitTest(BitcoinTestFramework): tx3 = CTransaction() # tx and tx2 were both accepted. Don't bother trying to reclaim the # P2PKH output; just send tx's first output back to an anyone-can-spend. - sync_mempools([self.nodes[0], self.nodes[1]]) + self.sync_mempools([self.nodes[0], self.nodes[1]]) tx3.vin = [CTxIn(COutPoint(tx.sha256, 0), b"")] tx3.vout = [CTxOut(tx.vout[0].nValue - 1000, CScript([OP_TRUE, OP_DROP] * 15 + [OP_TRUE]))] tx3.wit.vtxinwit.append(CTxInWitness()) @@ -708,17 +682,17 @@ class SegWitTest(BitcoinTestFramework): if self.segwit_status != 'active': # Just check mempool acceptance, but don't add the transaction to the mempool, since witness is disallowed # in blocks and the tx is impossible to mine right now. - assert_equal(self.nodes[0].testmempoolaccept([bytes_to_hex_str(tx3.serialize_with_witness())]), [{'txid': tx3.hash, 'allowed': True}]) + assert_equal(self.nodes[0].testmempoolaccept([tx3.serialize_with_witness().hex()]), [{'txid': tx3.hash, 'allowed': True}]) # Create the same output as tx3, but by replacing tx tx3_out = tx3.vout[0] tx3 = tx tx3.vout = [tx3_out] tx3.rehash() - assert_equal(self.nodes[0].testmempoolaccept([bytes_to_hex_str(tx3.serialize_with_witness())]), [{'txid': tx3.hash, 'allowed': True}]) + assert_equal(self.nodes[0].testmempoolaccept([tx3.serialize_with_witness().hex()]), [{'txid': tx3.hash, 'allowed': True}]) test_transaction_acceptance(self.nodes[0], self.test_node, tx3, with_witness=True, accepted=True) self.nodes[0].generate(1) - sync_blocks(self.nodes) + self.sync_blocks() self.utxo.pop(0) self.utxo.append(UTXO(tx3.sha256, 0, tx3.vout[0].nValue)) assert_equal(len(self.nodes[1].getrawmempool()), 0) @@ -756,7 +730,7 @@ class SegWitTest(BitcoinTestFramework): block = self.build_next_block() self.update_witness_block_with_transactions(block, [tx]) test_witness_block(self.nodes[0], self.test_node, block, accepted=True, with_witness=True) - sync_blocks(self.nodes) + self.sync_blocks() # Now test attempts to spend the output. spend_tx = CTransaction() @@ -777,7 +751,7 @@ class SegWitTest(BitcoinTestFramework): spend_tx.vin[0].scriptSig = CScript([p2wsh_pubkey, b'a']) spend_tx.rehash() with self.nodes[0].assert_debug_log( - expected_msgs=('Not relaying invalid transaction {}'.format(spend_tx.hash), 'was not accepted: mandatory-script-verify-flag-failed (Script evaluated without error but finished with a false/empty top stack element)')): + expected_msgs=(spend_tx.hash, 'was not accepted: mandatory-script-verify-flag-failed (Script evaluated without error but finished with a false/empty top stack element)')): test_transaction_acceptance(self.nodes[0], self.test_node, spend_tx, with_witness=False, accepted=False) # Now put the witness script in the witness, should succeed after @@ -814,7 +788,7 @@ class SegWitTest(BitcoinTestFramework): block.solve() # Test the test -- witness serialization should be different - assert(msg_witness_block(block).serialize() != msg_block(block).serialize()) + assert msg_witness_block(block).serialize() != msg_block(block).serialize() # This empty block should be valid. test_witness_block(self.nodes[0], self.test_node, block, accepted=True) @@ -825,7 +799,7 @@ class SegWitTest(BitcoinTestFramework): block_2.solve() # The commitment should have changed! - assert(block_2.vtx[0].vout[-1] != block.vtx[0].vout[-1]) + assert block_2.vtx[0].vout[-1] != block.vtx[0].vout[-1] # This should also be valid. test_witness_block(self.nodes[0], self.test_node, block_2, accepted=True) @@ -872,7 +846,7 @@ class SegWitTest(BitcoinTestFramework): block_3.vtx[0].rehash() block_3.hashMerkleRoot = block_3.calc_merkle_root() block_3.rehash() - assert(len(block_3.vtx[0].vout) == 4) # 3 OP_returns + assert len(block_3.vtx[0].vout) == 4 # 3 OP_returns block_3.solve() test_witness_block(self.nodes[0], self.test_node, block_3, accepted=True) @@ -903,19 +877,19 @@ class SegWitTest(BitcoinTestFramework): block.solve() block.vtx[0].wit.vtxinwit[0].scriptWitness.stack.append(b'a' * 5000000) - assert(get_virtual_size(block) > MAX_BLOCK_BASE_SIZE) + assert get_virtual_size(block) > MAX_BLOCK_BASE_SIZE # We can't send over the p2p network, because this is too big to relay # TODO: repeat this test with a block that can be relayed - self.nodes[0].submitblock(bytes_to_hex_str(block.serialize(True))) + self.nodes[0].submitblock(block.serialize(True).hex()) - assert(self.nodes[0].getbestblockhash() != block.hash) + assert self.nodes[0].getbestblockhash() != block.hash block.vtx[0].wit.vtxinwit[0].scriptWitness.stack.pop() - assert(get_virtual_size(block) < MAX_BLOCK_BASE_SIZE) - self.nodes[0].submitblock(bytes_to_hex_str(block.serialize(True))) + assert get_virtual_size(block) < MAX_BLOCK_BASE_SIZE + self.nodes[0].submitblock(block.serialize(True).hex()) - assert(self.nodes[0].getbestblockhash() == block.hash) + assert self.nodes[0].getbestblockhash() == block.hash # Now make sure that malleating the witness reserved value doesn't # result in a block permanently marked bad. @@ -940,7 +914,7 @@ class SegWitTest(BitcoinTestFramework): # Test that witness-bearing blocks are limited at ceil(base + wit/4) <= 1MB. block = self.build_next_block() - assert(len(self.utxo) > 0) + assert len(self.utxo) > 0 # Create a P2WSH transaction. # The witness program will be a bunch of OP_2DROP's, followed by OP_TRUE. @@ -962,7 +936,7 @@ class SegWitTest(BitcoinTestFramework): for i in range(NUM_OUTPUTS): parent_tx.vout.append(CTxOut(child_value, script_pubkey)) parent_tx.vout[0].nValue -= 50000 - assert(parent_tx.vout[0].nValue > 0) + assert parent_tx.vout[0].nValue > 0 parent_tx.rehash() child_tx = CTransaction() @@ -992,7 +966,7 @@ class SegWitTest(BitcoinTestFramework): assert_equal(vsize, MAX_BLOCK_BASE_SIZE + 1) # Make sure that our test case would exceed the old max-network-message # limit - assert(len(block.serialize(True)) > 2 * 1024 * 1024) + assert len(block.serialize(True)) > 2 * 1024 * 1024 test_witness_block(self.nodes[0], self.test_node, block, accepted=False) @@ -1002,7 +976,7 @@ class SegWitTest(BitcoinTestFramework): block.vtx[0].vout.pop() add_witness_commitment(block) block.solve() - assert(get_virtual_size(block) == MAX_BLOCK_BASE_SIZE) + assert get_virtual_size(block) == MAX_BLOCK_BASE_SIZE test_witness_block(self.nodes[0], self.test_node, block, accepted=True) @@ -1020,14 +994,14 @@ class SegWitTest(BitcoinTestFramework): add_witness_commitment(block, nonce=1) block.vtx[0].wit = CTxWitness() # drop the nonce block.solve() - self.nodes[0].submitblock(bytes_to_hex_str(block.serialize(True))) - assert(self.nodes[0].getbestblockhash() != block.hash) + self.nodes[0].submitblock(block.serialize(True).hex()) + assert self.nodes[0].getbestblockhash() != block.hash # Now redo commitment with the standard nonce, but let bitcoind fill it in. add_witness_commitment(block, nonce=0) block.vtx[0].wit = CTxWitness() block.solve() - self.nodes[0].submitblock(bytes_to_hex_str(block.serialize(True))) + self.nodes[0].submitblock(block.serialize(True).hex()) assert_equal(self.nodes[0].getbestblockhash(), block.hash) # This time, add a tx with non-empty witness, but don't supply @@ -1042,9 +1016,9 @@ class SegWitTest(BitcoinTestFramework): block_2.vtx[0].vout.pop() block_2.vtx[0].wit = CTxWitness() - self.nodes[0].submitblock(bytes_to_hex_str(block_2.serialize(True))) + self.nodes[0].submitblock(block_2.serialize(True).hex()) # Tip should not advance! - assert(self.nodes[0].getbestblockhash() != block_2.hash) + assert self.nodes[0].getbestblockhash() != block_2.hash @subtest def test_extra_witness_data(self): @@ -1164,7 +1138,7 @@ class SegWitTest(BitcoinTestFramework): # This program is 19 max pushes (9937 bytes), then 64 more opcode-bytes. long_witness_program = CScript([b'a' * 520] * 19 + [OP_DROP] * 63 + [OP_TRUE]) - assert(len(long_witness_program) == MAX_PROGRAM_LENGTH + 1) + assert len(long_witness_program) == MAX_PROGRAM_LENGTH + 1 long_witness_hash = sha256(long_witness_program) long_script_pubkey = CScript([OP_0, long_witness_hash]) @@ -1188,7 +1162,7 @@ class SegWitTest(BitcoinTestFramework): # Try again with one less byte in the witness program witness_program = CScript([b'a' * 520] * 19 + [OP_DROP] * 62 + [OP_TRUE]) - assert(len(witness_program) == MAX_PROGRAM_LENGTH) + assert len(witness_program) == MAX_PROGRAM_LENGTH witness_hash = sha256(witness_program) script_pubkey = CScript([OP_0, witness_hash]) @@ -1219,7 +1193,7 @@ class SegWitTest(BitcoinTestFramework): for i in range(10): tx.vout.append(CTxOut(int(value / 10), script_pubkey)) tx.vout[0].nValue -= 1000 - assert(tx.vout[0].nValue >= 0) + assert tx.vout[0].nValue >= 0 block = self.build_next_block() self.update_witness_block_with_transactions(block, [tx]) @@ -1369,8 +1343,8 @@ class SegWitTest(BitcoinTestFramework): assert_equal(raw_tx["vsize"], vsize) assert_equal(raw_tx["weight"], weight) assert_equal(len(raw_tx["vin"][0]["txinwitness"]), 1) - assert_equal(raw_tx["vin"][0]["txinwitness"][0], hexlify(witness_program).decode('ascii')) - assert(vsize != raw_tx["size"]) + assert_equal(raw_tx["vin"][0]["txinwitness"][0], witness_program.hex()) + assert vsize != raw_tx["size"] # Cleanup: mine the transactions and update utxo for next test self.nodes[0].generate(1) @@ -1401,7 +1375,7 @@ class SegWitTest(BitcoinTestFramework): for i in range(NUM_SEGWIT_VERSIONS): self.utxo.append(UTXO(tx.sha256, i, split_value)) - sync_blocks(self.nodes) + self.sync_blocks() temp_utxo = [] tx = CTransaction() witness_program = CScript([OP_TRUE]) @@ -1419,8 +1393,8 @@ class SegWitTest(BitcoinTestFramework): temp_utxo.append(UTXO(tx.sha256, 0, tx.vout[0].nValue)) self.nodes[0].generate(1) # Mine all the transactions - sync_blocks(self.nodes) - assert(len(self.nodes[0].getrawmempool()) == 0) + self.sync_blocks() + assert len(self.nodes[0].getrawmempool()) == 0 # Finally, verify that version 0 -> version 1 transactions # are non-standard @@ -1456,7 +1430,7 @@ class SegWitTest(BitcoinTestFramework): block = self.build_next_block() self.update_witness_block_with_transactions(block, [tx2, tx3]) test_witness_block(self.nodes[0], self.test_node, block, accepted=True) - sync_blocks(self.nodes) + self.sync_blocks() # Add utxo to our list self.utxo.append(UTXO(tx3.sha256, 0, tx3.vout[0].nValue)) @@ -1484,7 +1458,7 @@ class SegWitTest(BitcoinTestFramework): # Now test a premature spend. self.nodes[0].generate(98) - sync_blocks(self.nodes) + self.sync_blocks() block2 = self.build_next_block() self.update_witness_block_with_transactions(block2, [spend_tx]) test_witness_block(self.nodes[0], self.test_node, block2, accepted=False) @@ -1494,7 +1468,7 @@ class SegWitTest(BitcoinTestFramework): block2 = self.build_next_block() self.update_witness_block_with_transactions(block2, [spend_tx]) test_witness_block(self.nodes[0], self.test_node, block2, accepted=True) - sync_blocks(self.nodes) + self.sync_blocks() @subtest def test_uncompressed_pubkey(self): @@ -1505,10 +1479,9 @@ class SegWitTest(BitcoinTestFramework): # Segwit transactions using uncompressed pubkeys are not accepted # under default policy, but should still pass consensus. - key = CECKey() - key.set_secretbytes(b"9") - key.set_compressed(False) - pubkey = CPubKey(key.get_pubkey()) + key = ECKey() + key.generate(False) + pubkey = key.get_pubkey().get_bytes() assert_equal(len(pubkey), 65) # This should be an uncompressed pubkey utxo = self.utxo.pop(0) @@ -1538,7 +1511,7 @@ class SegWitTest(BitcoinTestFramework): tx2.vout.append(CTxOut(tx.vout[0].nValue - 1000, script_wsh)) script = get_p2pkh_script(pubkeyhash) sig_hash = SegwitVersion1SignatureHash(script, tx2, 0, SIGHASH_ALL, tx.vout[0].nValue) - signature = key.sign(sig_hash) + b'\x01' # 0x1 is SIGHASH_ALL + signature = key.sign_ecdsa(sig_hash) + b'\x01' # 0x1 is SIGHASH_ALL tx2.wit.vtxinwit.append(CTxInWitness()) tx2.wit.vtxinwit[0].scriptWitness.stack = [signature, pubkey] tx2.rehash() @@ -1592,7 +1565,7 @@ class SegWitTest(BitcoinTestFramework): tx5.vin.append(CTxIn(COutPoint(tx4.sha256, 0), b"")) tx5.vout.append(CTxOut(tx4.vout[0].nValue - 1000, CScript([OP_TRUE]))) (sig_hash, err) = SignatureHash(script_pubkey, tx5, 0, SIGHASH_ALL) - signature = key.sign(sig_hash) + b'\x01' # 0x1 is SIGHASH_ALL + signature = key.sign_ecdsa(sig_hash) + b'\x01' # 0x1 is SIGHASH_ALL tx5.vin[0].scriptSig = CScript([signature, pubkey]) tx5.rehash() # Should pass policy and consensus. @@ -1605,9 +1578,9 @@ class SegWitTest(BitcoinTestFramework): @subtest def test_signature_version_1(self): - key = CECKey() - key.set_secretbytes(b"9") - pubkey = CPubKey(key.get_pubkey()) + key = ECKey() + key.generate() + pubkey = key.get_pubkey().get_bytes() witness_program = CScript([pubkey, CScriptOp(OP_CHECKSIG)]) witness_hash = sha256(witness_program) @@ -1624,7 +1597,7 @@ class SegWitTest(BitcoinTestFramework): block = self.build_next_block() self.update_witness_block_with_transactions(block, [tx]) test_witness_block(self.nodes[0], self.test_node, block, accepted=True) - sync_blocks(self.nodes) + self.sync_blocks() self.utxo.pop(0) # Test each hashtype @@ -1689,7 +1662,7 @@ class SegWitTest(BitcoinTestFramework): # Create a slight bias for producing more utxos num_outputs = random.randint(1, 11) random.shuffle(temp_utxos) - assert(len(temp_utxos) > num_inputs) + assert len(temp_utxos) > num_inputs tx = CTransaction() total_value = 0 for i in range(num_inputs): @@ -1742,7 +1715,7 @@ class SegWitTest(BitcoinTestFramework): script = get_p2pkh_script(pubkeyhash) sig_hash = SegwitVersion1SignatureHash(script, tx2, 0, SIGHASH_ALL, tx.vout[0].nValue) - signature = key.sign(sig_hash) + b'\x01' # 0x1 is SIGHASH_ALL + signature = key.sign_ecdsa(sig_hash) + b'\x01' # 0x1 is SIGHASH_ALL # Check that we can't have a scriptSig tx2.vin[0].scriptSig = CScript([signature, pubkey]) @@ -1803,7 +1776,7 @@ class SegWitTest(BitcoinTestFramework): tx.rehash() test_transaction_acceptance(self.nodes[0], self.test_node, tx, False, True) self.nodes[0].generate(1) - sync_blocks(self.nodes) + self.sync_blocks() # We'll add an unnecessary witness to this transaction that would cause # it to be non-standard, to test that violating policy with a witness @@ -1832,7 +1805,7 @@ class SegWitTest(BitcoinTestFramework): test_transaction_acceptance(self.nodes[0], self.test_node, tx3, False, True) self.nodes[0].generate(1) - sync_blocks(self.nodes) + self.sync_blocks() # Update our utxo list; we spent the first entry. self.utxo.pop(0) @@ -1868,7 +1841,7 @@ class SegWitTest(BitcoinTestFramework): test_transaction_acceptance(self.nodes[0], self.test_node, tx, with_witness=False, accepted=True) self.nodes[0].generate(1) - sync_blocks(self.nodes) + self.sync_blocks() # Creating transactions for tests p2wsh_txs = [] @@ -1932,7 +1905,7 @@ class SegWitTest(BitcoinTestFramework): self.nodes[0].generate(1) # Mine and clean up the mempool of non-standard node # Valid but non-standard transactions in a block should be accepted by standard node - sync_blocks(self.nodes) + self.sync_blocks() assert_equal(len(self.nodes[0].getrawmempool()), 0) assert_equal(len(self.nodes[1].getrawmempool()), 0) @@ -1947,10 +1920,10 @@ class SegWitTest(BitcoinTestFramework): self.start_node(2, extra_args=["-vbparams=segwit:0:999999999999"]) connect_nodes(self.nodes[0], 2) - sync_blocks(self.nodes) + self.sync_blocks() # Make sure that this peer thinks segwit has activated. - assert(get_bip9_status(self.nodes[2], 'segwit')['status'] == "active") + assert get_bip9_status(self.nodes[2], 'segwit')['status'] == "active" # Make sure this peer's blocks match those of node0. height = self.nodes[2].getblockcount() @@ -1977,7 +1950,7 @@ class SegWitTest(BitcoinTestFramework): extra_sigops_available = MAX_SIGOP_COST % sigops_per_script # We chose the number of checkmultisigs/checksigs to make this work: - assert(extra_sigops_available < 100) # steer clear of MAX_OPS_PER_SCRIPT + assert extra_sigops_available < 100 # steer clear of MAX_OPS_PER_SCRIPT # This script, when spent with the first # N(=MAX_SIGOP_COST//sigops_per_script) outputs of our transaction, @@ -2044,7 +2017,7 @@ class SegWitTest(BitcoinTestFramework): test_witness_block(self.nodes[0], self.test_node, block_4, accepted=True) # Reset the tip back down for the next test - sync_blocks(self.nodes) + self.sync_blocks() for x in self.nodes: x.invalidateblock(block_4.hash) |