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#!/usr/bin/env python3
# Copyright (c) 2015-2018 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 transaction signing using the signrawtransaction* RPCs."""
from test_framework.test_framework import BitcoinTestFramework
import decimal
class RpcCreateMultiSigTest(BitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 3
def skip_test_if_missing_module(self):
self.skip_if_no_wallet()
def get_keys(self):
node0, node1, node2 = self.nodes
self.add = [node1.getnewaddress() for _ in range(self.nkeys)]
self.pub = [node1.getaddressinfo(a)["pubkey"] for a in self.add]
self.priv = [node1.dumpprivkey(a) for a in self.add]
self.final = node2.getnewaddress()
def run_test(self):
node0,node1,node2 = self.nodes
# 50 BTC each, rest will be 25 BTC each
node0.generate(149)
self.sync_all()
self.moved = 0
for self.nkeys in [3,5]:
for self.nsigs in [2,3]:
for self.output_type in ["bech32", "p2sh-segwit", "legacy"]:
self.get_keys()
self.do_multisig()
self.checkbalances()
def checkbalances(self):
node0,node1,node2 = self.nodes
node0.generate(100)
self.sync_all()
bal0 = node0.getbalance()
bal1 = node1.getbalance()
bal2 = node2.getbalance()
height = node0.getblockchaininfo()["blocks"]
assert 150 < height < 350
total = 149*50 + (height-149-100)*25
assert bal1 == 0
assert bal2 == self.moved
assert bal0+bal1+bal2 == total
def do_multisig(self):
node0,node1,node2 = self.nodes
msig = node2.createmultisig(self.nsigs, self.pub, self.output_type)
madd = msig["address"]
mredeem = msig["redeemScript"]
if self.output_type == 'bech32':
assert madd[0:4] == "bcrt" # actually a bech32 address
# compare against addmultisigaddress
msigw = node1.addmultisigaddress(self.nsigs, self.pub, None, self.output_type)
maddw = msigw["address"]
mredeemw = msigw["redeemScript"]
# addmultisigiaddress and createmultisig work the same
assert maddw == madd
assert mredeemw == mredeem
txid = node0.sendtoaddress(madd, 40)
tx = node0.getrawtransaction(txid, True)
vout = [v["n"] for v in tx["vout"] if madd in v["scriptPubKey"].get("addresses",[])]
assert len(vout) == 1
vout = vout[0]
scriptPubKey = tx["vout"][vout]["scriptPubKey"]["hex"]
value = tx["vout"][vout]["value"]
prevtxs = [{"txid": txid, "vout": vout, "scriptPubKey": scriptPubKey, "redeemScript": mredeem, "amount": value}]
node0.generate(1)
outval = value - decimal.Decimal("0.00001000")
rawtx = node2.createrawtransaction([{"txid": txid, "vout": vout}], [{self.final: outval}])
rawtx2 = node2.signrawtransactionwithkey(rawtx, self.priv[0:self.nsigs-1], prevtxs)
rawtx3 = node2.signrawtransactionwithkey(rawtx2["hex"], [self.priv[-1]], prevtxs)
self.moved += outval
tx = node0.sendrawtransaction(rawtx3["hex"], True)
blk = node0.generate(1)[0]
assert tx in node0.getblock(blk)["tx"]
txinfo = node0.getrawtransaction(tx, True, blk)
self.log.info("n/m=%d/%d %s size=%d vsize=%d weight=%d" % (self.nsigs, self.nkeys, self.output_type, txinfo["size"], txinfo["vsize"], txinfo["weight"]))
if __name__ == '__main__':
RpcCreateMultiSigTest().main()
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