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154 lines
7.5 KiB
154 lines
7.5 KiB
#!/usr/bin/env python3
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# Copyright (c) 2015-2022 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 signrawtransactionwithkey RPC."""
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from test_framework.messages import (
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COIN,
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)
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from test_framework.address import (
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address_to_scriptpubkey,
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p2a,
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script_to_p2sh,
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)
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import (
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assert_equal,
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assert_raises_rpc_error,
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)
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from test_framework.script_util import (
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key_to_p2pk_script,
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key_to_p2pkh_script,
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script_to_p2sh_p2wsh_script,
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script_to_p2wsh_script,
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)
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from test_framework.wallet import (
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getnewdestination,
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MiniWallet,
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)
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from test_framework.wallet_util import (
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generate_keypair,
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)
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from decimal import (
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Decimal,
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)
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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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class SignRawTransactionWithKeyTest(BitcoinTestFramework):
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def set_test_params(self):
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self.num_nodes = 1
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def send_to_address(self, addr, amount):
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script_pub_key = address_to_scriptpubkey(addr)
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tx = self.wallet.send_to(from_node=self.nodes[0], scriptPubKey=script_pub_key, amount=int(amount * COIN))
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return tx["txid"], tx["sent_vout"]
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def assert_signing_completed_successfully(self, signed_tx):
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assert 'errors' not in signed_tx
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assert 'complete' in signed_tx
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assert_equal(signed_tx['complete'], True)
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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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rawTx = self.nodes[0].createrawtransaction(INPUTS, OUTPUTS)
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rawTxSigned = self.nodes[0].signrawtransactionwithkey(rawTx, privKeys, INPUTS)
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self.assert_signing_completed_successfully(rawTxSigned)
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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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embedded_privkey, embedded_pubkey = generate_keypair(wif=True)
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p2sh_p2wsh_address = self.nodes[0].createmultisig(1, [embedded_pubkey.hex()], "p2sh-segwit")
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# send transaction to P2SH-P2WSH 1-of-1 multisig address
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self.send_to_address(p2sh_p2wsh_address["address"], 49.999)
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self.generate(self.nodes[0], 1)
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# Get the UTXO info from scantxoutset
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unspent_output = self.nodes[0].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], {getnewdestination()[2]: Decimal("49.998")})
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spending_tx_signed = self.nodes[0].signrawtransactionwithkey(spending_tx, [embedded_privkey], [unspent_output])
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self.assert_signing_completed_successfully(spending_tx_signed)
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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 keyless_signing_test(self):
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self.log.info("Test that keyless 'signing' of pay-to-anchor input succeeds")
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[txid, vout] = self.send_to_address(p2a(), 49.999)
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spending_tx = self.nodes[0].createrawtransaction(
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[{"txid": txid, "vout": vout}],
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[{getnewdestination()[2]: Decimal("49.998")}])
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spending_tx_signed = self.nodes[0].signrawtransactionwithkey(spending_tx, [], [])
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self.assert_signing_completed_successfully(spending_tx_signed)
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assert self.nodes[0].testmempoolaccept([spending_tx_signed["hex"]])[0]["allowed"]
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# 'signing' a P2A prevout is a no-op, so signed and unsigned txs shouldn't differ
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assert_equal(spending_tx, spending_tx_signed["hex"])
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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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embedded_privkey, embedded_pubkey = generate_keypair(wif=True)
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witness_script = {
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'P2PKH': key_to_p2pkh_script(embedded_pubkey).hex(),
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'P2PK': key_to_p2pk_script(embedded_pubkey).hex()
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}.get(tx_type, "Invalid tx_type")
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redeem_script = script_to_p2wsh_script(witness_script).hex()
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addr = script_to_p2sh(redeem_script)
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script_pub_key = address_to_scriptpubkey(addr).hex()
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# Fund that address
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[txid, vout] = self.send_to_address(addr, 10)
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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}], {getnewdestination()[2]: 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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self.assert_signing_completed_successfully(spending_tx_signed)
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self.nodes[0].sendrawtransaction(spending_tx_signed['hex'])
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def invalid_sighashtype_test(self):
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self.log.info("Test signing transaction with invalid sighashtype")
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tx = self.nodes[0].createrawtransaction(INPUTS, OUTPUTS)
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privkeys = [self.nodes[0].get_deterministic_priv_key().key]
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assert_raises_rpc_error(-8, "'all' is not a valid sighash parameter.", self.nodes[0].signrawtransactionwithkey, tx, privkeys, sighashtype="all")
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def invalid_private_key_and_tx(self):
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self.log.info("Test signing transaction with an invalid private key")
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tx = self.nodes[0].createrawtransaction(INPUTS, OUTPUTS)
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privkeys = ["123"]
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assert_raises_rpc_error(-5, "Invalid private key", self.nodes[0].signrawtransactionwithkey, tx, privkeys)
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self.log.info("Test signing transaction with an invalid tx hex")
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privkeys = [self.nodes[0].get_deterministic_priv_key().key]
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assert_raises_rpc_error(-22, "TX decode failed. Make sure the tx has at least one input.", self.nodes[0].signrawtransactionwithkey, tx + "00", privkeys)
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def run_test(self):
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self.wallet = MiniWallet(self.nodes[0])
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self.successful_signing_test()
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self.witness_script_test()
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self.keyless_signing_test()
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self.invalid_sighashtype_test()
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self.invalid_private_key_and_tx()
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if __name__ == '__main__':
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SignRawTransactionWithKeyTest(__file__).main()
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