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773c42b265
Tests that a fully signed transaction given to signrawtransactionwithwallet is both unchanged and marked as complete. This tests for a regression in 0.20 where the transaction would not be marked as complete.
252 lines
13 KiB
Python
Executable File
252 lines
13 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2015-2020 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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"""Test transaction signing using the signrawtransaction* RPCs."""
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from test_framework.address import check_script, script_to_p2sh
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from test_framework.key import ECKey
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import assert_equal, assert_raises_rpc_error, find_vout_for_address, hex_str_to_bytes
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from test_framework.messages import sha256
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from test_framework.script import CScript, OP_0, OP_CHECKSIG
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from test_framework.script_util import key_to_p2pkh_script, script_to_p2sh_p2wsh_script, script_to_p2wsh_script
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from test_framework.wallet_util import bytes_to_wif
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from decimal import Decimal
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class SignRawTransactionsTest(BitcoinTestFramework):
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def set_test_params(self):
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self.setup_clean_chain = True
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self.num_nodes = 2
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def skip_test_if_missing_module(self):
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self.skip_if_no_wallet()
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def successful_signing_test(self):
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"""Create and sign a valid raw transaction with one input.
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Expected results:
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1) The transaction has a complete set of signatures
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2) No script verification error occurred"""
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self.log.info("Test valid raw transaction with one input")
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privKeys = ['cUeKHd5orzT3mz8P9pxyREHfsWtVfgsfDjiZZBcjUBAaGk1BTj7N', 'cVKpPfVKSJxKqVpE9awvXNWuLHCa5j5tiE7K6zbUSptFpTEtiFrA']
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inputs = [
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# Valid pay-to-pubkey scripts
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{'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 0,
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'scriptPubKey': '76a91460baa0f494b38ce3c940dea67f3804dc52d1fb9488ac'},
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{'txid': '83a4f6a6b73660e13ee6cb3c6063fa3759c50c9b7521d0536022961898f4fb02', 'vout': 0,
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'scriptPubKey': '76a914669b857c03a5ed269d5d85a1ffac9ed5d663072788ac'},
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]
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outputs = {'mpLQjfK79b7CCV4VMJWEWAj5Mpx8Up5zxB': 0.1}
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rawTx = self.nodes[0].createrawtransaction(inputs, outputs)
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rawTxSigned = self.nodes[0].signrawtransactionwithkey(rawTx, privKeys, inputs)
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# 1) The transaction has a complete set of signatures
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assert rawTxSigned['complete']
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# 2) No script verification error occurred
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assert 'errors' not in rawTxSigned
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def test_with_lock_outputs(self):
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self.log.info("Test correct error reporting when trying to sign a locked output")
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self.nodes[0].encryptwallet("password")
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rawTx = '020000000156b958f78e3f24e0b2f4e4db1255426b0902027cb37e3ddadb52e37c3557dddb0000000000ffffffff01c0a6b929010000001600149a2ee8c77140a053f36018ac8124a6ececc1668a00000000'
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assert_raises_rpc_error(-13, "Please enter the wallet passphrase with walletpassphrase first", self.nodes[0].signrawtransactionwithwallet, rawTx)
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def script_verification_error_test(self):
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"""Create and sign a raw transaction with valid (vin 0), invalid (vin 1) and one missing (vin 2) input script.
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Expected results:
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3) The transaction has no complete set of signatures
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4) Two script verification errors occurred
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5) Script verification errors have certain properties ("txid", "vout", "scriptSig", "sequence", "error")
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6) The verification errors refer to the invalid (vin 1) and missing input (vin 2)"""
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self.log.info("Test script verification errors")
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privKeys = ['cUeKHd5orzT3mz8P9pxyREHfsWtVfgsfDjiZZBcjUBAaGk1BTj7N']
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inputs = [
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# Valid pay-to-pubkey script
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{'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 0},
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# Invalid script
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{'txid': '5b8673686910442c644b1f4993d8f7753c7c8fcb5c87ee40d56eaeef25204547', 'vout': 7},
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# Missing scriptPubKey
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{'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 1},
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]
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scripts = [
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# Valid pay-to-pubkey script
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{'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 0,
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'scriptPubKey': '76a91460baa0f494b38ce3c940dea67f3804dc52d1fb9488ac'},
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# Invalid script
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{'txid': '5b8673686910442c644b1f4993d8f7753c7c8fcb5c87ee40d56eaeef25204547', 'vout': 7,
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'scriptPubKey': 'badbadbadbad'}
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]
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outputs = {'mpLQjfK79b7CCV4VMJWEWAj5Mpx8Up5zxB': 0.1}
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rawTx = self.nodes[0].createrawtransaction(inputs, outputs)
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# Make sure decoderawtransaction is at least marginally sane
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decodedRawTx = self.nodes[0].decoderawtransaction(rawTx)
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for i, inp in enumerate(inputs):
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assert_equal(decodedRawTx["vin"][i]["txid"], inp["txid"])
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assert_equal(decodedRawTx["vin"][i]["vout"], inp["vout"])
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# Make sure decoderawtransaction throws if there is extra data
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assert_raises_rpc_error(-22, "TX decode failed", self.nodes[0].decoderawtransaction, rawTx + "00")
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rawTxSigned = self.nodes[0].signrawtransactionwithkey(rawTx, privKeys, scripts)
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# 3) The transaction has no complete set of signatures
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assert not rawTxSigned['complete']
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# 4) Two script verification errors occurred
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assert 'errors' in rawTxSigned
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assert_equal(len(rawTxSigned['errors']), 2)
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# 5) Script verification errors have certain properties
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assert 'txid' in rawTxSigned['errors'][0]
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assert 'vout' in rawTxSigned['errors'][0]
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assert 'witness' in rawTxSigned['errors'][0]
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assert 'scriptSig' in rawTxSigned['errors'][0]
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assert 'sequence' in rawTxSigned['errors'][0]
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assert 'error' in rawTxSigned['errors'][0]
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# 6) The verification errors refer to the invalid (vin 1) and missing input (vin 2)
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assert_equal(rawTxSigned['errors'][0]['txid'], inputs[1]['txid'])
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assert_equal(rawTxSigned['errors'][0]['vout'], inputs[1]['vout'])
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assert_equal(rawTxSigned['errors'][1]['txid'], inputs[2]['txid'])
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assert_equal(rawTxSigned['errors'][1]['vout'], inputs[2]['vout'])
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assert not rawTxSigned['errors'][0]['witness']
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# Now test signing failure for transaction with input witnesses
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p2wpkh_raw_tx = "01000000000102fff7f7881a8099afa6940d42d1e7f6362bec38171ea3edf433541db4e4ad969f00000000494830450221008b9d1dc26ba6a9cb62127b02742fa9d754cd3bebf337f7a55d114c8e5cdd30be022040529b194ba3f9281a99f2b1c0a19c0489bc22ede944ccf4ecbab4cc618ef3ed01eeffffffef51e1b804cc89d182d279655c3aa89e815b1b309fe287d9b2b55d57b90ec68a0100000000ffffffff02202cb206000000001976a9148280b37df378db99f66f85c95a783a76ac7a6d5988ac9093510d000000001976a9143bde42dbee7e4dbe6a21b2d50ce2f0167faa815988ac000247304402203609e17b84f6a7d30c80bfa610b5b4542f32a8a0d5447a12fb1366d7f01cc44a0220573a954c4518331561406f90300e8f3358f51928d43c212a8caed02de67eebee0121025476c2e83188368da1ff3e292e7acafcdb3566bb0ad253f62fc70f07aeee635711000000"
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rawTxSigned = self.nodes[0].signrawtransactionwithwallet(p2wpkh_raw_tx)
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# 7) The transaction has no complete set of signatures
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assert not rawTxSigned['complete']
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# 8) Two script verification errors occurred
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assert 'errors' in rawTxSigned
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assert_equal(len(rawTxSigned['errors']), 2)
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# 9) Script verification errors have certain properties
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assert 'txid' in rawTxSigned['errors'][0]
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assert 'vout' in rawTxSigned['errors'][0]
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assert 'witness' in rawTxSigned['errors'][0]
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assert 'scriptSig' in rawTxSigned['errors'][0]
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assert 'sequence' in rawTxSigned['errors'][0]
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assert 'error' in rawTxSigned['errors'][0]
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# Non-empty witness checked here
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assert_equal(rawTxSigned['errors'][1]['witness'], ["304402203609e17b84f6a7d30c80bfa610b5b4542f32a8a0d5447a12fb1366d7f01cc44a0220573a954c4518331561406f90300e8f3358f51928d43c212a8caed02de67eebee01", "025476c2e83188368da1ff3e292e7acafcdb3566bb0ad253f62fc70f07aeee6357"])
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assert not rawTxSigned['errors'][0]['witness']
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def test_fully_signed_tx(self):
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self.log.info("Test signing a fully signed transaction does nothing")
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self.nodes[0].walletpassphrase("password", 9999)
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self.nodes[0].generate(101)
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rawtx = self.nodes[0].createrawtransaction([], [{self.nodes[0].getnewaddress(): 10}])
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fundedtx = self.nodes[0].fundrawtransaction(rawtx)
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signedtx = self.nodes[0].signrawtransactionwithwallet(fundedtx["hex"])
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assert_equal(signedtx["complete"], True)
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signedtx2 = self.nodes[0].signrawtransactionwithwallet(signedtx["hex"])
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assert_equal(signedtx2["complete"], True)
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assert_equal(signedtx["hex"], signedtx2["hex"])
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self.nodes[0].walletlock()
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def witness_script_test(self):
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self.log.info("Test signing transaction to P2SH-P2WSH addresses without wallet")
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# Create a new P2SH-P2WSH 1-of-1 multisig address:
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eckey = ECKey()
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eckey.generate()
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embedded_privkey = bytes_to_wif(eckey.get_bytes())
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embedded_pubkey = eckey.get_pubkey().get_bytes().hex()
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p2sh_p2wsh_address = self.nodes[1].createmultisig(1, [embedded_pubkey], "p2sh-segwit")
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# send transaction to P2SH-P2WSH 1-of-1 multisig address
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self.nodes[0].generate(101)
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self.nodes[0].sendtoaddress(p2sh_p2wsh_address["address"], 49.999)
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self.nodes[0].generate(1)
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self.sync_all()
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# Get the UTXO info from scantxoutset
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unspent_output = self.nodes[1].scantxoutset('start', [p2sh_p2wsh_address['descriptor']])['unspents'][0]
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spk = script_to_p2sh_p2wsh_script(p2sh_p2wsh_address['redeemScript']).hex()
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unspent_output['witnessScript'] = p2sh_p2wsh_address['redeemScript']
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unspent_output['redeemScript'] = script_to_p2wsh_script(unspent_output['witnessScript']).hex()
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assert_equal(spk, unspent_output['scriptPubKey'])
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# Now create and sign a transaction spending that output on node[0], which doesn't know the scripts or keys
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spending_tx = self.nodes[0].createrawtransaction([unspent_output], {self.nodes[1].get_wallet_rpc(self.default_wallet_name).getnewaddress(): Decimal("49.998")})
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spending_tx_signed = self.nodes[0].signrawtransactionwithkey(spending_tx, [embedded_privkey], [unspent_output])
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# Check the signing completed successfully
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assert 'complete' in spending_tx_signed
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assert_equal(spending_tx_signed['complete'], True)
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# Now test with P2PKH and P2PK scripts as the witnessScript
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for tx_type in ['P2PKH', 'P2PK']: # these tests are order-independent
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self.verify_txn_with_witness_script(tx_type)
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def verify_txn_with_witness_script(self, tx_type):
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self.log.info("Test with a {} script as the witnessScript".format(tx_type))
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eckey = ECKey()
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eckey.generate()
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embedded_privkey = bytes_to_wif(eckey.get_bytes())
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embedded_pubkey = eckey.get_pubkey().get_bytes().hex()
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witness_script = {
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'P2PKH': key_to_p2pkh_script(embedded_pubkey).hex(),
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'P2PK': CScript([hex_str_to_bytes(embedded_pubkey), OP_CHECKSIG]).hex()
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}.get(tx_type, "Invalid tx_type")
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redeem_script = CScript([OP_0, sha256(check_script(witness_script))]).hex()
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addr = script_to_p2sh(redeem_script)
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script_pub_key = self.nodes[1].validateaddress(addr)['scriptPubKey']
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# Fund that address
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txid = self.nodes[0].sendtoaddress(addr, 10)
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vout = find_vout_for_address(self.nodes[0], txid, addr)
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self.nodes[0].generate(1)
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# Now create and sign a transaction spending that output on node[0], which doesn't know the scripts or keys
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spending_tx = self.nodes[0].createrawtransaction([{'txid': txid, 'vout': vout}], {self.nodes[1].getnewaddress(): Decimal("9.999")})
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spending_tx_signed = self.nodes[0].signrawtransactionwithkey(spending_tx, [embedded_privkey], [{'txid': txid, 'vout': vout, 'scriptPubKey': script_pub_key, 'redeemScript': redeem_script, 'witnessScript': witness_script, 'amount': 10}])
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# Check the signing completed successfully
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assert 'complete' in spending_tx_signed
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assert_equal(spending_tx_signed['complete'], True)
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self.nodes[0].sendrawtransaction(spending_tx_signed['hex'])
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def OP_1NEGATE_test(self):
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self.log.info("Test OP_1NEGATE (0x4f) satisfies BIP62 minimal push standardness rule")
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hex_str = (
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"0200000001FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
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"FFFFFFFF00000000044F024F9CFDFFFFFF01F0B9F5050000000023210277777777"
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"77777777777777777777777777777777777777777777777777777777AC66030000"
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)
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prev_txs = [
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{
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"txid": "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
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"vout": 0,
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"scriptPubKey": "A914AE44AB6E9AA0B71F1CD2B453B69340E9BFBAEF6087",
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"redeemScript": "4F9C",
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"amount": 1,
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}
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]
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txn = self.nodes[0].signrawtransactionwithwallet(hex_str, prev_txs)
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assert txn["complete"]
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def run_test(self):
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self.successful_signing_test()
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self.script_verification_error_test()
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self.witness_script_test()
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self.OP_1NEGATE_test()
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self.test_with_lock_outputs()
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self.test_fully_signed_tx()
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if __name__ == '__main__':
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SignRawTransactionsTest().main()
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