229 lines
11 KiB
Python
Executable file
229 lines
11 KiB
Python
Executable file
#!/usr/bin/env python3
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# Copyright (c) 2018 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 the Partially Signed Transaction RPCs.
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"""
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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_output
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import json
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import os
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MAX_BIP125_RBF_SEQUENCE = 0xfffffffd
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# Create one-input, one-output, no-fee transaction:
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class PSBTTest(BitcoinTestFramework):
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def set_test_params(self):
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self.setup_clean_chain = False
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self.num_nodes = 3
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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 run_test(self):
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# Create and fund a raw tx for sending 10 BTC
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psbtx1 = self.nodes[0].walletcreatefundedpsbt([], {self.nodes[2].getnewaddress():10})['psbt']
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# Node 1 should not be able to add anything to it but still return the psbtx same as before
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psbtx = self.nodes[1].walletprocesspsbt(psbtx1)['psbt']
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assert_equal(psbtx1, psbtx)
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# Sign the transaction and send
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signed_tx = self.nodes[0].walletprocesspsbt(psbtx)['psbt']
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final_tx = self.nodes[0].finalizepsbt(signed_tx)['hex']
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self.nodes[0].sendrawtransaction(final_tx)
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# Create p2sh, p2wpkh, and p2wsh addresses
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pubkey0 = self.nodes[0].getaddressinfo(self.nodes[0].getnewaddress())['pubkey']
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pubkey1 = self.nodes[1].getaddressinfo(self.nodes[1].getnewaddress())['pubkey']
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pubkey2 = self.nodes[2].getaddressinfo(self.nodes[2].getnewaddress())['pubkey']
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p2sh = self.nodes[1].addmultisigaddress(2, [pubkey0, pubkey1, pubkey2], "", "legacy")['address']
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p2wsh = self.nodes[1].addmultisigaddress(2, [pubkey0, pubkey1, pubkey2], "", "bech32")['address']
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p2sh_p2wsh = self.nodes[1].addmultisigaddress(2, [pubkey0, pubkey1, pubkey2], "", "p2sh-segwit")['address']
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p2wpkh = self.nodes[1].getnewaddress("", "bech32")
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p2pkh = self.nodes[1].getnewaddress("", "legacy")
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p2sh_p2wpkh = self.nodes[1].getnewaddress("", "p2sh-segwit")
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# fund those addresses
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rawtx = self.nodes[0].createrawtransaction([], {p2sh:10, p2wsh:10, p2wpkh:10, p2sh_p2wsh:10, p2sh_p2wpkh:10, p2pkh:10})
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rawtx = self.nodes[0].fundrawtransaction(rawtx, {"changePosition":3})
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signed_tx = self.nodes[0].signrawtransactionwithwallet(rawtx['hex'])['hex']
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txid = self.nodes[0].sendrawtransaction(signed_tx)
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self.nodes[0].generate(6)
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self.sync_all()
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# Find the output pos
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p2sh_pos = -1
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p2wsh_pos = -1
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p2wpkh_pos = -1
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p2pkh_pos = -1
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p2sh_p2wsh_pos = -1
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p2sh_p2wpkh_pos = -1
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decoded = self.nodes[0].decoderawtransaction(signed_tx)
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for out in decoded['vout']:
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if out['scriptPubKey']['addresses'][0] == p2sh:
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p2sh_pos = out['n']
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elif out['scriptPubKey']['addresses'][0] == p2wsh:
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p2wsh_pos = out['n']
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elif out['scriptPubKey']['addresses'][0] == p2wpkh:
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p2wpkh_pos = out['n']
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elif out['scriptPubKey']['addresses'][0] == p2sh_p2wsh:
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p2sh_p2wsh_pos = out['n']
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elif out['scriptPubKey']['addresses'][0] == p2sh_p2wpkh:
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p2sh_p2wpkh_pos = out['n']
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elif out['scriptPubKey']['addresses'][0] == p2pkh:
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p2pkh_pos = out['n']
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# spend single key from node 1
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rawtx = self.nodes[1].walletcreatefundedpsbt([{"txid":txid,"vout":p2wpkh_pos},{"txid":txid,"vout":p2sh_p2wpkh_pos},{"txid":txid,"vout":p2pkh_pos}], {self.nodes[1].getnewaddress():29.99})['psbt']
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walletprocesspsbt_out = self.nodes[1].walletprocesspsbt(rawtx)
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assert_equal(walletprocesspsbt_out['complete'], True)
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self.nodes[1].sendrawtransaction(self.nodes[1].finalizepsbt(walletprocesspsbt_out['psbt'])['hex'])
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# partially sign multisig things with node 1
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psbtx = self.nodes[1].walletcreatefundedpsbt([{"txid":txid,"vout":p2wsh_pos},{"txid":txid,"vout":p2sh_pos},{"txid":txid,"vout":p2sh_p2wsh_pos}], {self.nodes[1].getnewaddress():29.99})['psbt']
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walletprocesspsbt_out = self.nodes[1].walletprocesspsbt(psbtx)
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psbtx = walletprocesspsbt_out['psbt']
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assert_equal(walletprocesspsbt_out['complete'], False)
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# partially sign with node 2. This should be complete and sendable
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walletprocesspsbt_out = self.nodes[2].walletprocesspsbt(psbtx)
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assert_equal(walletprocesspsbt_out['complete'], True)
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self.nodes[2].sendrawtransaction(self.nodes[2].finalizepsbt(walletprocesspsbt_out['psbt'])['hex'])
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# check that walletprocesspsbt fails to decode a non-psbt
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rawtx = self.nodes[1].createrawtransaction([{"txid":txid,"vout":p2wpkh_pos}], {self.nodes[1].getnewaddress():9.99})
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assert_raises_rpc_error(-22, "TX decode failed", self.nodes[1].walletprocesspsbt, rawtx)
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# Convert a non-psbt to psbt and make sure we can decode it
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rawtx = self.nodes[0].createrawtransaction([], {self.nodes[1].getnewaddress():10})
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rawtx = self.nodes[0].fundrawtransaction(rawtx)
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new_psbt = self.nodes[0].converttopsbt(rawtx['hex'])
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self.nodes[0].decodepsbt(new_psbt)
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# Make sure that a psbt with signatures cannot be converted
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signedtx = self.nodes[0].signrawtransactionwithwallet(rawtx['hex'])
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assert_raises_rpc_error(-22, "TX decode failed", self.nodes[0].converttopsbt, signedtx['hex'])
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# Explicilty allow converting non-empty txs
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new_psbt = self.nodes[0].converttopsbt(rawtx['hex'])
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self.nodes[0].decodepsbt(new_psbt)
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# Create outputs to nodes 1 and 2
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node1_addr = self.nodes[1].getnewaddress()
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node2_addr = self.nodes[2].getnewaddress()
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txid1 = self.nodes[0].sendtoaddress(node1_addr, 13)
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txid2 =self.nodes[0].sendtoaddress(node2_addr, 13)
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self.nodes[0].generate(6)
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self.sync_all()
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vout1 = find_output(self.nodes[1], txid1, 13)
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vout2 = find_output(self.nodes[2], txid2, 13)
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# Create a psbt spending outputs from nodes 1 and 2
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psbt_orig = self.nodes[0].createpsbt([{"txid":txid1, "vout":vout1}, {"txid":txid2, "vout":vout2}], {self.nodes[0].getnewaddress():25.999})
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# Update psbts, should only have data for one input and not the other
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psbt1 = self.nodes[1].walletprocesspsbt(psbt_orig)['psbt']
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psbt1_decoded = self.nodes[0].decodepsbt(psbt1)
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assert psbt1_decoded['inputs'][0] and not psbt1_decoded['inputs'][1]
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psbt2 = self.nodes[2].walletprocesspsbt(psbt_orig)['psbt']
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psbt2_decoded = self.nodes[0].decodepsbt(psbt2)
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assert not psbt2_decoded['inputs'][0] and psbt2_decoded['inputs'][1]
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# Combine, finalize, and send the psbts
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combined = self.nodes[0].combinepsbt([psbt1, psbt2])
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finalized = self.nodes[0].finalizepsbt(combined)['hex']
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self.nodes[0].sendrawtransaction(finalized)
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self.nodes[0].generate(6)
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self.sync_all()
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# Test additional args in walletcreatepsbt
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# Make sure both pre-included and funded inputs
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# have the correct sequence numbers based on
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# replaceable arg
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block_height = self.nodes[0].getblockcount()
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unspent = self.nodes[0].listunspent()[0]
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psbtx_info = self.nodes[0].walletcreatefundedpsbt([{"txid":unspent["txid"], "vout":unspent["vout"]}], [{self.nodes[2].getnewaddress():unspent["amount"]+1}], block_height+2, {"replaceable":True}, False)
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decoded_psbt = self.nodes[0].decodepsbt(psbtx_info["psbt"])
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for tx_in, psbt_in in zip(decoded_psbt["tx"]["vin"], decoded_psbt["inputs"]):
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assert_equal(tx_in["sequence"], MAX_BIP125_RBF_SEQUENCE)
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assert "bip32_derivs" not in psbt_in
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assert_equal(decoded_psbt["tx"]["locktime"], block_height+2)
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# Same construction with only locktime set
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psbtx_info = self.nodes[0].walletcreatefundedpsbt([{"txid":unspent["txid"], "vout":unspent["vout"]}], [{self.nodes[2].getnewaddress():unspent["amount"]+1}], block_height, {}, True)
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decoded_psbt = self.nodes[0].decodepsbt(psbtx_info["psbt"])
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for tx_in, psbt_in in zip(decoded_psbt["tx"]["vin"], decoded_psbt["inputs"]):
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assert tx_in["sequence"] > MAX_BIP125_RBF_SEQUENCE
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assert "bip32_derivs" in psbt_in
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assert_equal(decoded_psbt["tx"]["locktime"], block_height)
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# Same construction without optional arguments
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psbtx_info = self.nodes[0].walletcreatefundedpsbt([{"txid":unspent["txid"], "vout":unspent["vout"]}], [{self.nodes[2].getnewaddress():unspent["amount"]+1}])
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decoded_psbt = self.nodes[0].decodepsbt(psbtx_info["psbt"])
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for tx_in in decoded_psbt["tx"]["vin"]:
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assert tx_in["sequence"] > MAX_BIP125_RBF_SEQUENCE
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assert_equal(decoded_psbt["tx"]["locktime"], 0)
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# BIP 174 Test Vectors
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# Check that unknown values are just passed through
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unknown_psbt = "cHNidP8BAD8CAAAAAf//////////////////////////////////////////AAAAAAD/////AQAAAAAAAAAAA2oBAAAAAAAACg8BAgMEBQYHCAkPAQIDBAUGBwgJCgsMDQ4PAAA="
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unknown_out = self.nodes[0].walletprocesspsbt(unknown_psbt)['psbt']
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assert_equal(unknown_psbt, unknown_out)
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# Open the data file
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with open(os.path.join(os.path.dirname(os.path.realpath(__file__)), 'data/rpc_psbt.json'), encoding='utf-8') as f:
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d = json.load(f)
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invalids = d['invalid']
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valids = d['valid']
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creators = d['creator']
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signers = d['signer']
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combiners = d['combiner']
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finalizers = d['finalizer']
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extractors = d['extractor']
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# Invalid PSBTs
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for invalid in invalids:
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assert_raises_rpc_error(-22, "TX decode failed", self.nodes[0].decodepsbt, invalid)
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# Valid PSBTs
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for valid in valids:
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self.nodes[0].decodepsbt(valid)
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# Creator Tests
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for creator in creators:
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created_tx = self.nodes[0].createpsbt(creator['inputs'], creator['outputs'])
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assert_equal(created_tx, creator['result'])
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# Signer tests
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for i, signer in enumerate(signers):
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self.nodes[2].createwallet("wallet{}".format(i))
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wrpc = self.nodes[2].get_wallet_rpc("wallet{}".format(i))
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for key in signer['privkeys']:
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wrpc.importprivkey(key)
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signed_tx = wrpc.walletprocesspsbt(signer['psbt'])['psbt']
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assert_equal(signed_tx, signer['result'])
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# Combiner test
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for combiner in combiners:
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combined = self.nodes[2].combinepsbt(combiner['combine'])
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assert_equal(combined, combiner['result'])
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# Finalizer test
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for finalizer in finalizers:
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finalized = self.nodes[2].finalizepsbt(finalizer['finalize'], False)['psbt']
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assert_equal(finalized, finalizer['result'])
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# Extractor test
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for extractor in extractors:
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extracted = self.nodes[2].finalizepsbt(extractor['extract'], True)['hex']
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assert_equal(extracted, extractor['result'])
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if __name__ == '__main__':
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PSBTTest().main()
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