def main(): if len(sys.argv) != 4: print("usage: %s tx-hex-file-path wif-file-path p2sh-file-path" % sys.argv[0]) sys.exit(-1) # get the tx with open(sys.argv[1], "r") as f: tx_hex = f.readline().strip() tx = Tx.from_hex(tx_hex) # get the WIF with open(sys.argv[2], "r") as f: wif = f.readline().strip() assert is_wif_valid(wif) # create the p2sh_lookup with open(sys.argv[3], "r") as f: p2sh_script_hex = f.readline().strip() p2sh_script = h2b(p2sh_script_hex) # build a dictionary of script hashes to scripts p2sh_lookup = build_p2sh_lookup([p2sh_script]) # sign the transaction with the given WIF sign_tx(tx, wifs=[wif], p2sh_lookup=p2sh_lookup) bad_signature_count = tx.bad_signature_count() print("tx %s now has %d bad signature(s)" % (tx.id(), bad_signature_count)) include_unspents = (bad_signature_count > 0) print("Here is the tx as hex:\n%s" % tx.as_hex(include_unspents=include_unspents))
def test_segwit_create_tx(self): from pycoin.tx.tx_utils import create_tx, sign_tx from pycoin.tx.Spendable import Spendable from pycoin.tx.pay_to.ScriptPayToAddress import ScriptPayToAddress from pycoin.tx.pay_to.ScriptPayToAddressWit import ScriptPayToAddressWit from pycoin.tx.pay_to.ScriptPayToScriptWit import ScriptPayToScriptWit from pycoin.ui import address_for_pay_to_script_wit, script_obj_from_address key1 = Key(1) coin_value = 5000000 script = ScriptPayToAddressWit(b'\0', key1.hash160()).script() tx_hash = b'\ee' * 32 tx_out_index = 0 spendable = Spendable(coin_value, script, tx_hash, tx_out_index) key2 = Key(2) tx = create_tx([spendable], [(key2.address(), coin_value)]) self.check_unsigned(tx) sign_tx(tx, [key1.wif()]) self.check_signed(tx) self.assertEqual(len(tx.txs_in[0].witness), 2) s1 = ScriptPayToAddress(key1.hash160()).script() address = address_for_pay_to_script_wit(s1) spendable.script = script_obj_from_address(address).script() tx = create_tx([spendable], [(key2.address(), coin_value)]) self.check_unsigned(tx) sign_tx(tx, [key1.wif()], p2sh_lookup=build_p2sh_lookup([s1])) self.check_signed(tx)
def check_tx_can_be_signed(self, tx_u, tx_s, private_keys=[], p2sh_values=[]): tx_u_prime = self.unsigned_copy(tx_s) tx_u_hex = tx_u.as_hex() tx_s_hex = tx_s.as_hex() tx_u_prime.set_unspents(tx_s.unspents) tx_u_prime.sign( hash160_lookup=LazySecretExponentDB([Key(pk).wif() for pk in private_keys], {}), p2sh_lookup=build_p2sh_lookup([h2b(x) for x in p2sh_values]) ) self.check_signed(tx_u_prime) tx_hex = tx_u_prime.as_hex() self.assertEqual(tx_hex, tx_s_hex)
def test_p2sh_multisig_sequential_signing(self): raw_scripts = [h2b('52210234abcffd2e80ad01c2ec0276ad02682808169c6fafdd25ebfb60703df272b4612102e5baaafff8094e4d77ce8b009d5ebc3de9110085ebd3d96e50cc7ce70faf1752210316ee25e80eb6e6fc734d9c86fa580cbb9c4bfd94a19f0373a22353ececd4db6853ae')] txs_in = [TxIn(previous_hash=h2b('43c95d14724437bccc102ccf86aba1ac02415524fd1aefa787db886bba52a10c'), previous_index=0)] txs_out = [TxOut(10000, standard_tx_out_script('3KeGeLFmsbmbVdeMLrWp7WYKcA3tdsB4AR'))] spendable = {'script_hex': 'a914c4ed4de526461e3efbb79c8b688a6f9282c0464687', 'does_seem_spent': 0, 'block_index_spent': 0, 'tx_hash_hex': '0ca152ba6b88db87a7ef1afd24554102aca1ab86cf2c10ccbc374472145dc943', 'coin_value': 10000, 'block_index_available': 0, 'tx_out_index': 0} tx__prototype = Tx(version=DEFAULT_VERSION, txs_in=txs_in, txs_out=txs_out, unspents=[Spendable.from_dict(spendable)]) key_1, key_2 = 'Kz6pytJCigYHeMsGLmfHQPJhN5og2wpeSVrU43xWwgHLCAvpsprh', 'Kz7NHgX7MBySA3RSKj9GexUSN6NepEDoPNugSPr5absRDoKgn2dT' for ordered_keys in [(key_1, key_2), (key_2, key_1)]: tx = copy.deepcopy(tx__prototype) for key in ordered_keys: self.assertEqual(tx.bad_signature_count(), 1) tx.sign(LazySecretExponentDB([key], {}), p2sh_lookup=build_p2sh_lookup(raw_scripts)) self.assertEqual(tx.bad_signature_count(), 0)
def test_sign_pay_to_script_multisig(self): N, M = 3, 3 keys = [Key(secret_exponent=i) for i in range(1, M+2)] tx_in = TxIn.coinbase_tx_in(script=b'') underlying_script = ScriptMultisig(n=N, sec_keys=[key.sec() for key in keys[:M]]).script() address = address_for_pay_to_script(underlying_script) self.assertEqual(address, "39qEwuwyb2cAX38MFtrNzvq3KV9hSNov3q") script = standard_tx_out_script(address) tx_out = TxOut(1000000, script) tx1 = Tx(version=1, txs_in=[tx_in], txs_out=[tx_out]) tx2 = tx_utils.create_tx(tx1.tx_outs_as_spendable(), [address]) hash160_lookup = build_hash160_lookup(key.secret_exponent() for key in keys[:M]) p2sh_lookup = build_p2sh_lookup([underlying_script]) tx2.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) self.assertEqual(tx2.bad_signature_count(), 0)
def test_sign_bitcoind_partially_signed_2_of_2(self): # Finish signing a 2 of 2 transaction, that already has one signature signed by bitcoind # This tx can be found on testnet3 blockchain, txid: 9618820d7037d2f32db798c92665231cd4599326f5bd99cb59d0b723be2a13a2 raw_script = "522103e33b41f5ed67a77d4c4c54b3e946bd30d15b8f66e42cb29fde059c16885116552102b92cb20a9fb1eb9656a74eeb7387636cf64cdf502ff50511830328c1b479986452ae" p2sh_lookup = build_p2sh_lookup([h2b(raw_script)]) partially_signed_raw_tx = "010000000196238f11a5fd3ceef4efd5a186a7e6b9217d900418e72aca917cd6a6e634e74100000000910047304402201b41b471d9dd93cf97eed7cfc39a5767a546f6bfbf3e0c91ff9ad23ab9770f1f02205ce565666271d055be1f25a7e52e34cbf659f6c70770ff59bd783a6fcd1be3dd0147522103e33b41f5ed67a77d4c4c54b3e946bd30d15b8f66e42cb29fde059c16885116552102b92cb20a9fb1eb9656a74eeb7387636cf64cdf502ff50511830328c1b479986452aeffffffff01a0bb0d00000000001976a9143b3beefd6f7802fa8706983a76a51467bfa36f8b88ac00000000" tx = Tx.from_hex(partially_signed_raw_tx) tx_out = TxOut(1000000, h2b("a914a10dfa21ee8c33b028b92562f6fe04e60563d3c087")) tx.set_unspents([tx_out]) key = Key.from_text("cThRBRu2jAeshWL3sH3qbqdq9f4jDiDbd1SVz4qjTZD2xL1pdbsx") hash160_lookup = build_hash160_lookup([key.secret_exponent()]) self.assertEqual(tx.bad_signature_count(), 1) tx.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) self.assertEqual(tx.bad_signature_count(), 0) self.assertEqual(tx.id(), "9618820d7037d2f32db798c92665231cd4599326f5bd99cb59d0b723be2a13a2")
def test_p2sh_multisig_sequential_signing(self): raw_scripts = [ h2b("52210234abcffd2e80ad01c2ec0276ad02682808169c6fafdd25ebfb60703df272b461" "2102e5baaafff8094e4d77ce8b009d5ebc3de9110085ebd3d96e50cc7ce70faf175221" "0316ee25e80eb6e6fc734d9c86fa580cbb9c4bfd94a19f0373a22353ececd4db6853ae" ) ] txs_in = [ TxIn(previous_hash=h2b( '43c95d14724437bccc102ccf86aba1ac02415524fd1aefa787db886bba52a10c' ), previous_index=0) ] txs_out = [ TxOut(10000, standard_tx_out_script('3KeGeLFmsbmbVdeMLrWp7WYKcA3tdsB4AR')) ] spendable = { 'script_hex': 'a914c4ed4de526461e3efbb79c8b688a6f9282c0464687', 'does_seem_spent': 0, 'block_index_spent': 0, 'coin_value': 10000, 'block_index_available': 0, 'tx_out_index': 0, 'tx_hash_hex': '0ca152ba6b88db87a7ef1afd24554102aca1ab86cf2c10ccbc374472145dc943' } tx__prototype = Tx(version=DEFAULT_VERSION, txs_in=txs_in, txs_out=txs_out, unspents=[Spendable.from_dict(spendable)]) key_1 = 'Kz6pytJCigYHeMsGLmfHQPJhN5og2wpeSVrU43xWwgHLCAvpsprh' key_2 = 'Kz7NHgX7MBySA3RSKj9GexUSN6NepEDoPNugSPr5absRDoKgn2dT' for ordered_keys in [(key_1, key_2), (key_2, key_1)]: tx = copy.deepcopy(tx__prototype) for key in ordered_keys: self.assertEqual(tx.bad_signature_count(), 1) tx.sign(LazySecretExponentDB([key], {}), p2sh_lookup=build_p2sh_lookup(raw_scripts)) self.assertEqual(tx.bad_signature_count(), 0)
def cosign(tx, keys, redeem_scripts=None): """ Utility for locally signing a multisig transaction. :param tx: Transaction to sign. :param redeem_scripts: Required when adding first signature only. :param keys: one key per transaction input :return: """ if not keys: # Nothing to do return if redeem_scripts: # scripts supplied as a param raw_scripts = [script.script() for script in redeem_scripts] else: # parsing scripts from tx raw_scripts = [h2b(opcode_list(script)[-1]) for script in [tx_in.script for tx_in in tx.txs_in] if script] lookup = build_p2sh_lookup(raw_scripts) if raw_scripts else None db = LazySecretExponentDBWithNetwork(keys[0]._netcode, [key.wif() for key in keys], {}) tx.sign(db, p2sh_lookup=lookup)
def test_sign_pay_to_script_multisig(self): N, M = 3, 3 keys = [Key(secret_exponent=i) for i in range(1, M + 2)] tx_in = TxIn.coinbase_tx_in(script=b'') underlying_script = ScriptMultisig( n=N, sec_keys=[key.sec() for key in keys[:M]]).script() address = address_for_pay_to_script(underlying_script) self.assertEqual(address, "39qEwuwyb2cAX38MFtrNzvq3KV9hSNov3q") script = standard_tx_out_script(address) tx_out = TxOut(1000000, script) tx1 = Tx(version=1, txs_in=[tx_in], txs_out=[tx_out]) tx2 = tx_utils.create_tx(tx1.tx_outs_as_spendable(), [address]) hash160_lookup = build_hash160_lookup(key.secret_exponent() for key in keys[:M]) p2sh_lookup = build_p2sh_lookup([underlying_script]) tx2.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) self.assertEqual(tx2.bad_signature_count(), 0)
def createTransaction(self, address, amount, keychain, fee="standard", confirms=0): unspents_result = yield self.unspents() spendables = [] p2sh = [] chain_paths = [] # Strip leading / keychain_path = keychain['path'][1:] for unspent in unspents_result["unspents"]: if unspent["confirmations"] < confirms: continue p2sh.append(h2b(unspent["redeemScript"])) spendable = Spendable(unspent["value"], h2b(unspent["script"]), h2b_rev(unspent["tx_hash"]), unspent["tx_output_n"]) spendables.append(spendable) chain_paths.append(keychain_path + unspent['chainPath']) p2sh_lookup = build_p2sh_lookup(p2sh) address_result = yield self.createAddress(1) change = address_result["address"] tx = tx_utils.create_tx(spendables, [(address, amount), change], fee) # address_keys = [BIP32Node.from_hwif(keychain["xprv"]).subkey_for_path("0/0/0/0"), # BIP32Node.from_hwif(keychain["xprv"]).subkey_for_path(address_result['path'])] spendable_keys = [ BIP32Node.from_hwif(keychain["xprv"]).subkey_for_path(path) for path in chain_paths ] # all_keys = address_keys + spendable_keys hash160_lookup = build_hash160_lookup( [key.secret_exponent() for key in spendable_keys]) pprint(tx) tx.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) pprint(tx) returnValue({'tx': tx.as_hex(), 'fee': tx.fee()})
def signTxSegwit(txHex, wif_key): tx = Tx.from_hex(txHex) my_key = Key.from_text(wif_key) script = ScriptPayToAddressWit(b'\0', my_key.hash160()).script() redeem = binascii.hexlify(script).decode() in_keys = [wif_key] hash160_lookup = build_hash160_lookup( [Key.from_text(wif).secret_exponent() for wif in in_keys]) for i in range(0, len(tx.txs_in)): p2sh_lookup = build_p2sh_lookup([binascii.unhexlify(redeem)]) tx.sign_tx_in(hash160_lookup, i, tx.unspents[i].script, hash_type=SIGHASH_ALL, p2sh_lookup=p2sh_lookup) return tx.as_hex()
def test_sign_bitcoind_partially_signed_2_of_2(self): # Finish signing a 2 of 2 transaction, that already has one signature signed by bitcoind # This tx can be found on testnet3 blockchain, txid: 9618820d7037d2f32db798c92665231cd4599326f5bd99cb59d0b723be2a13a2 raw_script = "522103e33b41f5ed67a77d4c4c54b3e946bd30d15b8f66e42cb29fde059c16885116552102b92cb20a9fb1eb9656a74eeb7387636cf64cdf502ff50511830328c1b479986452ae" p2sh_lookup = build_p2sh_lookup([h2b(raw_script)]) partially_signed_raw_tx = "010000000196238f11a5fd3ceef4efd5a186a7e6b9217d900418e72aca917cd6a6e634e74100000000910047304402201b41b471d9dd93cf97eed7cfc39a5767a546f6bfbf3e0c91ff9ad23ab9770f1f02205ce565666271d055be1f25a7e52e34cbf659f6c70770ff59bd783a6fcd1be3dd0147522103e33b41f5ed67a77d4c4c54b3e946bd30d15b8f66e42cb29fde059c16885116552102b92cb20a9fb1eb9656a74eeb7387636cf64cdf502ff50511830328c1b479986452aeffffffff01a0bb0d00000000001976a9143b3beefd6f7802fa8706983a76a51467bfa36f8b88ac00000000" tx = Tx.from_hex(partially_signed_raw_tx) tx_out = TxOut(1000000, h2b("a914a10dfa21ee8c33b028b92562f6fe04e60563d3c087")) tx.set_unspents([tx_out]) key = Key.from_text( "cThRBRu2jAeshWL3sH3qbqdq9f4jDiDbd1SVz4qjTZD2xL1pdbsx") hash160_lookup = build_hash160_lookup([key.secret_exponent()]) self.assertEqual(tx.bad_signature_count(), 1) tx.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) self.assertEqual(tx.bad_signature_count(), 0) self.assertEqual( tx.id(), "9618820d7037d2f32db798c92665231cd4599326f5bd99cb59d0b723be2a13a2")
def local_sign(tx, redeem_scripts, keys): """ Utility for locally signing a multisig transaction :param tx: :param scripts: :param keys: one key per transaction input :return: """ lookup = None if redeem_scripts: raw_scripts = [script.script() for script in redeem_scripts] lookup = build_p2sh_lookup(raw_scripts) if keys: netcode = keys[0]._netcode else: # Nothing to do return db = LazySecretExponentDBWithNetwork(netcode, [key.wif() for key in keys], {}) tx.sign(db, p2sh_lookup=lookup)
def createTransaction(self, address, amount, keychain, fee="standard", confirms=0): unspents_result = yield self.unspents() spendables = [] p2sh = [] chain_paths = [] # Strip leading / keychain_path = keychain['path'][1:] for unspent in unspents_result["unspents"]: if unspent["confirmations"] < confirms: continue p2sh.append(h2b(unspent["redeemScript"])) spendable = Spendable(unspent["value"], h2b(unspent["script"]), h2b_rev(unspent["tx_hash"]), unspent["tx_output_n"]) spendables.append(spendable) chain_paths.append(keychain_path + unspent['chainPath']) p2sh_lookup = build_p2sh_lookup(p2sh) address_result = yield self.createAddress(1) change = address_result["address"] tx = tx_utils.create_tx(spendables, [(address, amount), change], fee) # address_keys = [BIP32Node.from_hwif(keychain["xprv"]).subkey_for_path("0/0/0/0"), # BIP32Node.from_hwif(keychain["xprv"]).subkey_for_path(address_result['path'])] spendable_keys = [BIP32Node.from_hwif(keychain["xprv"]).subkey_for_path(path) for path in chain_paths] # all_keys = address_keys + spendable_keys hash160_lookup = build_hash160_lookup([key.secret_exponent() for key in spendable_keys]) pprint(tx) tx.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) pprint(tx) returnValue({'tx': tx.as_hex(), 'fee': tx.fee()})
def local_sign(tx, scripts, keys): """ Utility for locally signing a multisig transaction :param tx: :param scripts: :param keys: one key per transaction input :return: """ lookup = None if scripts: raw_scripts = [script.script() for script in scripts] lookup = build_p2sh_lookup(raw_scripts) # FIXME hack to work around broken p2sh signing in pycoin for i in range(len(tx.unspents)): tx.unspents[i].script = raw_scripts[i] if keys: netcode = keys[0]._netcode else: # Nothing to do return db = LazySecretExponentDBWithNetwork(netcode, [key.wif() for key in keys], {}) tx.sign(db, p2sh_lookup=lookup)
def test_bip143_txs(self): # these five examples are from BIP 143 at # https://github.com/bitcoin/bips/blob/master/bip-0143.mediawiki tx_u1, tx_s1 = self.check_bip143_tx( '0100000002fff7f7881a8099afa6940d42d1e7f6362bec38171ea3edf433541db4e4ad969f0000000000eeffffffef51e1b804cc89d182d279655c3aa89e815b1b309fe287d9b2b55d57b90ec68a0100000000ffffffff02202cb206000000001976a9148280b37df378db99f66f85c95a783a76ac7a6d5988ac9093510d000000001976a9143bde42dbee7e4dbe6a21b2d50ce2f0167faa815988ac11000000', '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', [(6.25, "2103c9f4836b9a4f77fc0d81f7bcb01b7f1b35916864b9476c241ce9fc198bd25432ac" ), (6, "00141d0f172a0ecb48aee1be1f2687d2963ae33f71a1")], 2, 2, 1, 17) self.assertEqual( b2h(tx_s1.hash_prevouts(SIGHASH_ALL)), "96b827c8483d4e9b96712b6713a7b68d6e8003a781feba36c31143470b4efd37") self.assertEqual( b2h(tx_s1.hash_sequence(SIGHASH_ALL)), "52b0a642eea2fb7ae638c36f6252b6750293dbe574a806984b8e4d8548339a3b") self.assertEqual( b2h(tx_s1.hash_outputs(SIGHASH_ALL, 0)), "863ef3e1a92afbfdb97f31ad0fc7683ee943e9abcf2501590ff8f6551f47e5e5") script = tools.compile( "OP_DUP OP_HASH160 %s OP_EQUALVERIFY OP_CHECKSIG" % b2h(tx_s1.unspents[1].script[2:])) self.assertEqual( b2h( tx_s1.segwit_signature_preimage(script=script, tx_in_idx=1, hash_type=SIGHASH_ALL)), "0100000096b827c8483d4e9b96712b6713a7b68d6e8003a781feba36c31143470b4efd3752b0a642eea2fb7ae638c36f6252b6750293dbe574a806984b8e4d8548339a3bef51e1b804cc89d182d279655c3aa89e815b1b309fe287d9b2b55d57b90ec68a010000001976a9141d0f172a0ecb48aee1be1f2687d2963ae33f71a188ac0046c32300000000ffffffff863ef3e1a92afbfdb97f31ad0fc7683ee943e9abcf2501590ff8f6551f47e5e51100000001000000" ) self.assertEqual( b2h(to_bytes_32(tx_s1.signature_for_hash_type_segwit(script, 1, 1))), "c37af31116d1b27caf68aae9e3ac82f1477929014d5b917657d0eb49478cb670") self.check_tx_can_be_signed(tx_u1, tx_s1, [ 0xbbc27228ddcb9209d7fd6f36b02f7dfa6252af40bb2f1cbc7a557da8027ff866, 0x619c335025c7f4012e556c2a58b2506e30b8511b53ade95ea316fd8c3286feb9 ]) tx_u2, tx_s2 = self.check_bip143_tx( "0100000001db6b1b20aa0fd7b23880be2ecbd4a98130974cf4748fb66092ac4d3ceb1a54770100000000feffffff02b8b4eb0b000000001976a914a457b684d7f0d539a46a45bbc043f35b59d0d96388ac0008af2f000000001976a914fd270b1ee6abcaea97fea7ad0402e8bd8ad6d77c88ac92040000", "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", [(10, "a9144733f37cf4db86fbc2efed2500b4f4e49f31202387")], 1, 2, 1, 1170) self.check_tx_can_be_signed(tx_u2, tx_s2, [ 0xeb696a065ef48a2192da5b28b694f87544b30fae8327c4510137a922f32c6dcf ], ["001479091972186c449eb1ded22b78e40d009bdf0089"]) tx_u3, tx_s3 = self.check_bip143_tx( "0100000002fe3dc9208094f3ffd12645477b3dc56f60ec4fa8e6f5d67c565d1c6b9216b36e0000000000ffffffff0815cf020f013ed6cf91d29f4202e8a58726b1ac6c79da47c23d1bee0a6925f80000000000ffffffff0100f2052a010000001976a914a30741f8145e5acadf23f751864167f32e0963f788ac00000000", "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", [(1.5625, "21036d5c20fa14fb2f635474c1dc4ef5909d4568e5569b79fc94d3448486e14685f8ac" ), (49, "00205d1b56b63d714eebe542309525f484b7e9d6f686b3781b6f61ef925d66d6f6a0" )], 2, 1, 1, 0) tx_u4, tx_s4 = self.check_bip143_tx( "0100000002e9b542c5176808107ff1df906f46bb1f2583b16112b95ee5380665ba7fcfc0010000000000ffffffff80e68831516392fcd100d186b3c2c7b95c80b53c77e77c35ba03a66b429a2a1b0000000000ffffffff0280969800000000001976a914de4b231626ef508c9a74a8517e6783c0546d6b2888ac80969800000000001976a9146648a8cd4531e1ec47f35916de8e259237294d1e88ac00000000", "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", [ (0.16777215, "0020ba468eea561b26301e4cf69fa34bde4ad60c81e70f059f045ca9a79931004a4d" ), (0.16777215, "0020d9bbfbe56af7c4b7f960a70d7ea107156913d9e5a26b0a71429df5e097ca6537" ), ], 2, 2, 1, 0) tx_u5, tx_s5 = self.check_bip143_tx( "010000000136641869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787b96e0100000000ffffffff0200e9a435000000001976a914389ffce9cd9ae88dcc0631e88a821ffdbe9bfe2688acc0832f05000000001976a9147480a33f950689af511e6e84c138dbbd3c3ee41588ac00000000", "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", [(9.87654321, "a9149993a429037b5d912407a71c252019287b8d27a587")], 1, 2, 1, 0) tx_u5prime = self.unsigned_copy(tx_s5) tx_s_hex = tx_s5.as_hex() tx_u5prime.set_unspents(tx_s5.unspents) ss = [ "56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba32103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a21033400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b661b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56ae", "0020a16b5755f7f6f96dbd65f5f0d6ab9418b89af4b1f14a1bb8a09062c35f0dcb54" ] p2sh_lookup = build_p2sh_lookup([h2b(x) for x in ss]) for se, sighash_type in [ (0x730fff80e1413068a05b57d6a58261f07551163369787f349438ea38ca80fac6, SIGHASH_ALL), (0x11fa3d25a17cbc22b29c44a484ba552b5a53149d106d3d853e22fdd05a2d8bb3, SIGHASH_NONE), (0x77bf4141a87d55bdd7f3cd0bdccf6e9e642935fec45f2f30047be7b799120661, SIGHASH_SINGLE), (0x14af36970f5025ea3e8b5542c0f8ebe7763e674838d08808896b63c3351ffe49, SIGHASH_ANYONECANPAY | SIGHASH_ALL), (0xfe9a95c19eef81dde2b95c1284ef39be497d128e2aa46916fb02d552485e0323, SIGHASH_ANYONECANPAY | SIGHASH_NONE), (0x428a7aee9f0c2af0cd19af3cf1c78149951ea528726989b2e83e4778d2c3f890, SIGHASH_ANYONECANPAY | SIGHASH_SINGLE), ]: tx_u5prime.sign(hash_type=sighash_type, hash160_lookup=build_hash160_lookup([se]), p2sh_lookup=p2sh_lookup) self.check_signed(tx_u5prime) tx_hex = tx_u5prime.as_hex() self.assertEqual(tx_hex, tx_s_hex) self.assertEqual( b2h(tx_s5.hash_prevouts(SIGHASH_ALL)), "74afdc312af5183c4198a40ca3c1a275b485496dd3929bca388c4b5e31f7aaa0") self.assertEqual( b2h(tx_s5.hash_sequence(SIGHASH_ALL)), "3bb13029ce7b1f559ef5e747fcac439f1455a2ec7c5f09b72290795e70665044") self.assertEqual( b2h(tx_s5.hash_outputs(SIGHASH_ALL, 0)), "bc4d309071414bed932f98832b27b4d76dad7e6c1346f487a8fdbb8eb90307cc") self.assertEqual( b2h(tx_s5.hash_outputs(SIGHASH_SINGLE, 0)), "9efe0c13a6b16c14a41b04ebe6a63f419bdacb2f8705b494a43063ca3cd4f708") script = tx_s5.txs_in[0].witness[-1] self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_ALL)), "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" ) self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_NONE)), "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" ) self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_SINGLE)), "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" ) self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_ALL | SIGHASH_ANYONECANPAY)), "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" ) self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_NONE | SIGHASH_ANYONECANPAY)), "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" ) self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_SINGLE | SIGHASH_ANYONECANPAY)), "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" ) tx = Tx.from_hex( "010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000" ) tx.set_witness(0, [ h2b(x) for x in [ "30450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e01", "02a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c", "ad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e01" ] ]) tx = Tx.from_hex( "0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000" ) tx_hex = tx.as_hex() print(tx) print(tx_hex) tx = Tx.from_hex( "010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000" ) self.assertEqual( tx_hex, "0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000" ) tx_u6, tx_s6 = self.check_bip143_tx( "010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000", "0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000", [(0.002, "00209e1be07558ea5cc8e02ed1d80c0911048afad949affa36d5c3951e3159dbea19" )], 1, 1, 1, 0) tx_u7, tx_s7 = self.check_bip143_tx( "01000000019275cb8d4a485ce95741c013f7c0d28722160008021bb469a11982d47a6628964c1d000000ffffffff0101000000000000000000000000", "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", [(0.002, "00209b66c15b4e0b4eb49fa877982cafded24859fe5b0e2dbfbe4f0df1de7743fd52" )], 1, 1, 1, 0) print(tx_s7.txs_in[0])
for s in spendables: print s txs_in.append(s.tx_in()) # make tx_out on web server script = standard_tx_out_script(address) tx_out = TxOut(100000, script) txs_out = [tx_out] tx1 = Tx(version=1, txs_in=txs_in, txs_out=txs_out) tx1.set_unspents(txs_out) txhex = tx1.as_hex(include_unspents=True) # send txhex to private key server tx2 = Tx.tx_from_hex(txhex) script = standard_tx_out_script("1F8P3QEErMhm3fw6o23brRNQVaSMrG1maE") tx_out = TxOut(50000, script) script = standard_tx_out_script("1Dv9YWfVYMK1FjBhrCBc1diajSZKBj78MB") tx2_out = TxOut(50000, script) txs_out = [tx_out, tx2_out] tx2.txs_out = txs_out hash160_lookup = build_hash160_lookup(key.secret_exponent() for key in keys[:M]) p2sh_lookup = build_p2sh_lookup([underlying_script]) tx2.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) print tx2.as_hex()
def send(self, wallet_id, passcode, address, amount, message='', fee=10000): """ Send bitcoins to address :param wallet_id: bitgo wallet id :param address: bitcoin address :param amount: btc amount in satoshis :return: boolean """ wallet = self.get_wallet(wallet_id) if not wallet['spendingAccount']: raise NotSpendableWallet() if not wallet['isActive']: raise NotActiveWallet() if amount < 10000: raise Exception('amount to small') if wallet['confirmedBalance'] < amount: raise NotEnoughFunds('Not enough funds: balance %s amount %s' % (wallet['confirmedBalance'], amount) ) change_address = self.create_address(wallet_id, chain=1) usableKeychain = False spendables = [] chain_paths = [] p2sh = [] payables = [(address, amount)] keychain_path = "" for keychain in wallet['private']['keychains']: keychain_path = keychain['path'][1:] keychain = self.get_keychain(keychain['xpub']) if 'encryptedXprv' not in keychain: continue usableKeychain = True break if not usableKeychain: raise BitGoError("didn't found a spendable keychain") data = json.loads(keychain['encryptedXprv']) #add base64 paddings for k in ['iv', 'salt', 'ct']: data[k] = data[k] + "==" cipher = sjcl.SJCL() xprv = cipher.decrypt(data, passcode) unspents = self.get_unspents(wallet_id) total_value = 0 for d in unspents['unspents'][::-1]: path = keychain_path + d['chainPath'] chain_paths.append(path) p2sh.append(h2b(d["redeemScript"])) spendables.append(Spendable(d["value"], h2b(d["script"]), h2b_rev(d["tx_hash"]), d["tx_output_n"])) total_value += d['value'] if total_value > amount: break if total_value > (amount + fee): #add a change address #TODO: create address payables.append(change_address) p2sh_lookup = build_p2sh_lookup(p2sh) spendable_keys = [] priv_key = BIP32Node.from_hwif(xprv) spendable_keys = [priv_key.subkey_for_path(path) for path in chain_paths] hash160_lookup = build_hash160_lookup([key.secret_exponent() for key in spendable_keys]) tx = create_tx(spendables, payables) tx.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) r = requests.post(self.url + '/tx/send', { 'tx': tx.as_hex(), 'message': message }, headers={ 'Authorization': 'Bearer %s' % self.access_token, }) return r.json()
def send(self, wallet_id, passcode, address, amount, message='', fee=None, fan_unspend=10): """ Send bitcoins to address :param wallet_id: bitgo wallet id :param address: bitcoin address :param amount: btc amount in satoshis :param split: create new outputs if needed :return: boolean """ MINIMAL_FEE = 20000 MINIMAL_SPLIT = 10000000 MIN_UNSPENTS_FAN = 5 wallet = self.get_wallet(wallet_id) if not wallet['spendingAccount']: raise NotSpendableWallet() if not wallet['isActive']: raise NotActiveWallet() if amount < 10000: raise Exception('amount to small') if wallet['confirmedBalance'] < amount: raise NotEnoughFunds('Not enough funds: balance %s amount %s' % (wallet['confirmedBalance'], amount) ) change_address = self.create_address(wallet_id, chain=1) usableKeychain = False spendables = [] chain_paths = [] p2sh = [] payables = [(address, amount)] keychain_path = "" for keychain in wallet['private']['keychains']: keychain_path = keychain['path'][1:] keychain = self.get_keychain(keychain['xpub']) if 'encryptedXprv' not in keychain: continue usableKeychain = True break if not usableKeychain: raise BitGoError("didn't found a spendable keychain") data = json.loads(keychain['encryptedXprv']) #add base64 paddings for k in ['iv', 'salt', 'ct']: data[k] = data[k] + "==" cipher = sjcl.SJCL() xprv = cipher.decrypt(data, passcode) unspents = self.get_unspents(wallet_id)['unspents'] order_unspents = sorted(unspents, key=lambda k: k['confirmations'], reverse=True) total_value = 0 for d in order_unspents: path = keychain_path + d['chainPath'] chain_paths.append(path) p2sh.append(h2b(d["redeemScript"])) spendables.append(Spendable(d["value"], h2b(d["script"]), h2b_rev(d["tx_hash"]), d["tx_output_n"])) total_value += d['value'] if total_value > amount: break # make many outputs? if len(order_unspents) < MIN_UNSPENTS_FAN and (total_value > (amount + MINIMAL_SPLIT)) and fan_unspend > 0: fee = self.calculate_fee(len(spendables), fan_unspend) value = (total_value - amount - fee) / fan_unspend for i in range(fan_unspend): payables.append((change_address, value)) elif total_value > (amount + MINIMAL_FEE): # add a change address if fee is None: fee = self.calculate_fee(len(spendables), 2) value = total_value - amount - fee if value > 10000: #avoid dust payables.append((change_address, value)) p2sh_lookup = build_p2sh_lookup(p2sh) spendable_keys = [] priv_key = BIP32Node.from_hwif(xprv) spendable_keys = [priv_key.subkey_for_path(path) for path in chain_paths] hash160_lookup = build_hash160_lookup([key.secret_exponent() for key in spendable_keys]) tx = create_tx(spendables, payables) tx.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) r = requests.post(self.url + '/tx/send', { 'tx': tx.as_hex(), 'message': message }, headers={ 'Authorization': 'Bearer %s' % self.access_token, }) return r.json()
def _make_lookups(wif, script_hex): script_bin = h2b(script_hex) key = Key.from_text(wif) hash160_lookup = build_hash160_lookup([key.secret_exponent()]) p2sh_lookup = build_p2sh_lookup([script_bin]) return hash160_lookup, p2sh_lookup
for i in subBip32PrivateNodes: print(i) print("") """ # beginning part totally signed hash160_lookup = build_hash160_lookup([subBip32PrivateNodes[i].secret_exponent() for i in range(len(subBip32PrivateNodes))]) # >>> [subBip32PrivateNodes[i].secret_exponent() for i in range(len(subBip32PrivateNodes))] # [110380562092968897127842430006032843930864261596730345665503170493711194530512, 73231854494958203118397405284330291107828238186602400029170683163884922382627] p2sh_lookup = build_p2sh_lookup([script_encoded]) p2sh_lookup = build_p2sh_lookup([script_encoded]) tx.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) tx.bad_signature_count() # checking if the signature process has worked tx.as_hex() # is the raw hex correctly signed transaction # 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 # end part totally signed """ # To sign the transaction for cryptocorp I will sign with just one of the two private keys required let's choose the first. hash160_lookup = build_hash160_lookup([subBip32PrivateNodes[0].secret_exponent()]) p2sh_lookup = build_p2sh_lookup([script_encoded]) tx2.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) tx2.bad_signature_count() tx2.as_hex() # is the raw hex of the totally signed transaction print(tx.as_hex()) print("") print("N. bad signatures: %s" % tx.bad_signature_count() )
def send(self, wallet_id, passcode, address, amount, message='', fee=10000): """ Send bitcoins to address :param wallet_id: bitgo wallet id :param address: bitcoin address :param amount: btc amount in satoshis :return: boolean """ wallet = self.get_wallet(wallet_id) if not wallet['spendingAccount']: raise NotSpendableWallet() if not wallet['isActive']: raise NotActiveWallet() if amount < 10000: raise Exception('amount to small') if wallet['confirmedBalance'] < amount: raise NotEnoughFunds('Not enough funds: balance %s amount %s' % (wallet['confirmedBalance'], amount)) change_address = self.create_address(wallet_id, chain=1) usableKeychain = False spendables = [] chain_paths = [] p2sh = [] payables = [(address, amount)] keychain_path = "" for keychain in wallet['private']['keychains']: keychain_path = keychain['path'][1:] keychain = self.get_keychain(keychain['xpub']) if 'encryptedXprv' not in keychain: continue usableKeychain = True break if not usableKeychain: raise BitGoError("didn't found a spendable keychain") data = json.loads(keychain['encryptedXprv']) #add base64 paddings for k in ['iv', 'salt', 'ct']: data[k] = data[k] + "==" cipher = sjcl.SJCL() xprv = cipher.decrypt(data, passcode) unspents = self.get_unspents(wallet_id) total_value = 0 for d in unspents['unspents'][::-1]: path = keychain_path + d['chainPath'] chain_paths.append(path) p2sh.append(h2b(d["redeemScript"])) spendables.append( Spendable(d["value"], h2b(d["script"]), h2b_rev(d["tx_hash"]), d["tx_output_n"])) total_value += d['value'] if total_value > amount: break if total_value > (amount + fee): #add a change address #TODO: create address payables.append(change_address) p2sh_lookup = build_p2sh_lookup(p2sh) spendable_keys = [] priv_key = BIP32Node.from_hwif(xprv) spendable_keys = [ priv_key.subkey_for_path(path) for path in chain_paths ] hash160_lookup = build_hash160_lookup( [key.secret_exponent() for key in spendable_keys]) tx = create_tx(spendables, payables) tx.sign(hash160_lookup=hash160_lookup, p2sh_lookup=p2sh_lookup) r = requests.post(self.url + '/tx/send', { 'tx': tx.as_hex(), 'message': message }, headers={ 'Authorization': 'Bearer %s' % self.access_token, }) return r.json()
def test_bip143_txs(self): # these five examples are from BIP 143 at # https://github.com/bitcoin/bips/blob/master/bip-0143.mediawiki tx_u1, tx_s1 = self.check_bip143_tx( '0100000002fff7f7881a8099afa6940d42d1e7f6362bec38171ea3edf433541db4e4ad969f0000000000eeffffffef51e1b804cc89d182d279655c3aa89e815b1b309fe287d9b2b55d57b90ec68a0100000000ffffffff02202cb206000000001976a9148280b37df378db99f66f85c95a783a76ac7a6d5988ac9093510d000000001976a9143bde42dbee7e4dbe6a21b2d50ce2f0167faa815988ac11000000', '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', [ (6.25, "2103c9f4836b9a4f77fc0d81f7bcb01b7f1b35916864b9476c241ce9fc198bd25432ac"), (6, "00141d0f172a0ecb48aee1be1f2687d2963ae33f71a1") ], 2, 2, 1, 17 ) self.assertEqual(b2h(tx_s1.hash_prevouts(SIGHASH_ALL)), "96b827c8483d4e9b96712b6713a7b68d6e8003a781feba36c31143470b4efd37") self.assertEqual(b2h(tx_s1.hash_sequence(SIGHASH_ALL)), "52b0a642eea2fb7ae638c36f6252b6750293dbe574a806984b8e4d8548339a3b") self.assertEqual(b2h(tx_s1.hash_outputs(SIGHASH_ALL, 0)), "863ef3e1a92afbfdb97f31ad0fc7683ee943e9abcf2501590ff8f6551f47e5e5") script = tools.compile("OP_DUP OP_HASH160 %s OP_EQUALVERIFY OP_CHECKSIG" % b2h(tx_s1.unspents[1].script[2:])) self.assertEqual(b2h(tx_s1.segwit_signature_preimage(script=script, tx_in_idx=1, hash_type=SIGHASH_ALL)), "0100000096b827c8483d4e9b96712b6713a7b68d6e8003a781feba36c31143470b4efd3752b0a642eea2fb7ae638c36f6252b6750293dbe574a806984b8e4d8548339a3bef51e1b804cc89d182d279655c3aa89e815b1b309fe287d9b2b55d57b90ec68a010000001976a9141d0f172a0ecb48aee1be1f2687d2963ae33f71a188ac0046c32300000000ffffffff863ef3e1a92afbfdb97f31ad0fc7683ee943e9abcf2501590ff8f6551f47e5e51100000001000000") self.assertEqual(b2h(to_bytes_32(tx_s1.signature_for_hash_type_segwit(script, 1, 1))), "c37af31116d1b27caf68aae9e3ac82f1477929014d5b917657d0eb49478cb670") self.check_tx_can_be_signed(tx_u1, tx_s1, [ 0xbbc27228ddcb9209d7fd6f36b02f7dfa6252af40bb2f1cbc7a557da8027ff866, 0x619c335025c7f4012e556c2a58b2506e30b8511b53ade95ea316fd8c3286feb9 ]) tx_u2, tx_s2 = self.check_bip143_tx( "0100000001db6b1b20aa0fd7b23880be2ecbd4a98130974cf4748fb66092ac4d3ceb1a54770100000000feffffff02b8b4eb0b000000001976a914a457b684d7f0d539a46a45bbc043f35b59d0d96388ac0008af2f000000001976a914fd270b1ee6abcaea97fea7ad0402e8bd8ad6d77c88ac92040000", "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", [(10, "a9144733f37cf4db86fbc2efed2500b4f4e49f31202387")], 1, 2, 1, 1170 ) self.check_tx_can_be_signed( tx_u2, tx_s2, [0xeb696a065ef48a2192da5b28b694f87544b30fae8327c4510137a922f32c6dcf], ["001479091972186c449eb1ded22b78e40d009bdf0089"]) tx_u3, tx_s3 = self.check_bip143_tx( "0100000002fe3dc9208094f3ffd12645477b3dc56f60ec4fa8e6f5d67c565d1c6b9216b36e0000000000ffffffff0815cf020f013ed6cf91d29f4202e8a58726b1ac6c79da47c23d1bee0a6925f80000000000ffffffff0100f2052a010000001976a914a30741f8145e5acadf23f751864167f32e0963f788ac00000000", "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", [ (1.5625, "21036d5c20fa14fb2f635474c1dc4ef5909d4568e5569b79fc94d3448486e14685f8ac"), (49, "00205d1b56b63d714eebe542309525f484b7e9d6f686b3781b6f61ef925d66d6f6a0") ], 2, 1, 1, 0 ) tx_u4, tx_s4 = self.check_bip143_tx( "0100000002e9b542c5176808107ff1df906f46bb1f2583b16112b95ee5380665ba7fcfc0010000000000ffffffff80e68831516392fcd100d186b3c2c7b95c80b53c77e77c35ba03a66b429a2a1b0000000000ffffffff0280969800000000001976a914de4b231626ef508c9a74a8517e6783c0546d6b2888ac80969800000000001976a9146648a8cd4531e1ec47f35916de8e259237294d1e88ac00000000", "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", [ (0.16777215, "0020ba468eea561b26301e4cf69fa34bde4ad60c81e70f059f045ca9a79931004a4d"), (0.16777215, "0020d9bbfbe56af7c4b7f960a70d7ea107156913d9e5a26b0a71429df5e097ca6537"), ], 2, 2, 1, 0 ) tx_u5, tx_s5 = self.check_bip143_tx( "010000000136641869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787b96e0100000000ffffffff0200e9a435000000001976a914389ffce9cd9ae88dcc0631e88a821ffdbe9bfe2688acc0832f05000000001976a9147480a33f950689af511e6e84c138dbbd3c3ee41588ac00000000", "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", [(9.87654321, "a9149993a429037b5d912407a71c252019287b8d27a587")], 1, 2, 1, 0 ) tx_u5prime = self.unsigned_copy(tx_s5) tx_s_hex = tx_s5.as_hex() tx_u5prime.set_unspents(tx_s5.unspents) ss = ["56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba32103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a21033400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b661b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56ae", "0020a16b5755f7f6f96dbd65f5f0d6ab9418b89af4b1f14a1bb8a09062c35f0dcb54"] p2sh_lookup = build_p2sh_lookup([h2b(x) for x in ss]) for se, sighash_type in [ (0x730fff80e1413068a05b57d6a58261f07551163369787f349438ea38ca80fac6, SIGHASH_ALL), (0x11fa3d25a17cbc22b29c44a484ba552b5a53149d106d3d853e22fdd05a2d8bb3, SIGHASH_NONE), (0x77bf4141a87d55bdd7f3cd0bdccf6e9e642935fec45f2f30047be7b799120661, SIGHASH_SINGLE), (0x14af36970f5025ea3e8b5542c0f8ebe7763e674838d08808896b63c3351ffe49, SIGHASH_ANYONECANPAY|SIGHASH_ALL), (0xfe9a95c19eef81dde2b95c1284ef39be497d128e2aa46916fb02d552485e0323, SIGHASH_ANYONECANPAY|SIGHASH_NONE), (0x428a7aee9f0c2af0cd19af3cf1c78149951ea528726989b2e83e4778d2c3f890, SIGHASH_ANYONECANPAY|SIGHASH_SINGLE), ]: tx_u5prime.sign(hash_type=sighash_type, hash160_lookup=build_hash160_lookup([se]), p2sh_lookup=p2sh_lookup) self.check_signed(tx_u5prime) tx_hex = tx_u5prime.as_hex() self.assertEqual(tx_hex, tx_s_hex) self.assertEqual(b2h(tx_s5.hash_prevouts(SIGHASH_ALL)), "74afdc312af5183c4198a40ca3c1a275b485496dd3929bca388c4b5e31f7aaa0") self.assertEqual(b2h(tx_s5.hash_sequence(SIGHASH_ALL)), "3bb13029ce7b1f559ef5e747fcac439f1455a2ec7c5f09b72290795e70665044") self.assertEqual(b2h(tx_s5.hash_outputs(SIGHASH_ALL, 0)), "bc4d309071414bed932f98832b27b4d76dad7e6c1346f487a8fdbb8eb90307cc") self.assertEqual(b2h(tx_s5.hash_outputs(SIGHASH_SINGLE, 0)), "9efe0c13a6b16c14a41b04ebe6a63f419bdacb2f8705b494a43063ca3cd4f708") script = tx_s5.txs_in[0].witness[-1] self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_ALL)), "0100000074afdc312af5183c4198a40ca3c1a275b485496dd3929bca388c4b5e31f7aaa03bb13029ce7b1f559ef5e747fcac439f1455a2ec7c5f09b72290795e7066504436641869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787b96e01000000cf56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba32103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a21033400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b661b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56aeb168de3a00000000ffffffffbc4d309071414bed932f98832b27b4d76dad7e6c1346f487a8fdbb8eb90307cc0000000001000000") self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_NONE)), "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") self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_SINGLE)), "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") self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_ALL | SIGHASH_ANYONECANPAY)), "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") self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_NONE | SIGHASH_ANYONECANPAY)), "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") self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_SINGLE | SIGHASH_ANYONECANPAY)), "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") tx = Tx.from_hex("010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000") tx.set_witness(0, [h2b(x) for x in [ "30450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e01", "02a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c", "ad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e01" ]]) tx = Tx.from_hex("0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000") tx_hex = tx.as_hex() print(tx) print(tx_hex) tx = Tx.from_hex("010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000") self.assertEqual(tx_hex, "0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000") tx_u6, tx_s6 = self.check_bip143_tx( "010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000", "0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000", [(0.002, "00209e1be07558ea5cc8e02ed1d80c0911048afad949affa36d5c3951e3159dbea19")], 1, 1, 1, 0 ) tx_u7, tx_s7 = self.check_bip143_tx( "01000000019275cb8d4a485ce95741c013f7c0d28722160008021bb469a11982d47a6628964c1d000000ffffffff0101000000000000000000000000", "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", [(0.002, "00209b66c15b4e0b4eb49fa877982cafded24859fe5b0e2dbfbe4f0df1de7743fd52")], 1, 1, 1, 0 ) print(tx_s7.txs_in[0])
# Very important part. When you move funds to a p2sh address you write a special scriptPubKey: # Instead of: OP_DUP OP_HASH160 <PubkeyHash> OP_EQUALVERIFY OP_CHECKSIG # your p2sh scriptPubKey will be: # OP_HASH160 <hash(redeemScript)> OP_EQUAL # standard_tx_out_script(address) gives the scriptPubKey for a given multisig address script = standard_tx_out_script(address) # Fake coinbase transaction to fill our p2sh address # It it is a coinbase transaction we put in a newly constructed block. tx_in = TxIn.coinbase_tx_in(script=b'') print("TxIn: %s" % tx_in.__str__()) tx_out = TxOut(1000000, script) print("TxOut: %s" % tx_out.__str__()) tx1 = Tx(version=1, txs_in=[tx_in], txs_out=[tx_out]) tx1.as_hex() # we now have an UTXO redeemable by supplying the script and the required sigs. # tx_utils.create_tx() allows to spend all the UTXO from the preavious tx to an arbitrary address. tx2 = tx_utils.create_tx(tx1.tx_outs_as_spendable(), [keys[-1].address()]) # to split the input in each of the generated addresses # tx2 = tx_utils.create_tx(tx1.tx_outs_as_spendable(), [keys[i].address() for i in range(len(keys))]) print("unsigned transaction:") print("bad signatures: %s" % tx2.bad_signature_count()) print(tx2.as_hex()) for i in range(1, N+1): print("signining with key number: %s" % i) hash160_lookup = build_hash160_lookup([keys[i].secret_exponent()]) p2sh_lookup = build_p2sh_lookup([underlying_script]) tx2.sign(hash160_lookup=hash160_lookup,p2sh_lookup=p2sh_lookup) print(tx2.as_hex()) print("This transactions have now : %s signature of %t necessary" % (i, N)) print("bad signatures: %s" % tx2.bad_signature_count())