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 = (
"522103e33b41f5ed67a77d4c4c54b3e946bd30d15b8f66e42cb29fde059c168851165521"
"02b92cb20a9fb1eb9656a74eeb7387636cf64cdf502ff50511830328c1b479986452ae"
)
p2sh_lookup = build_p2sh_lookup([h2b(raw_script)])
partially_signed_raw_tx = (
"010000000196238f11a5fd3ceef4efd5a186a7e6b9217d900418e72aca917cd6a6e634"
"e74100000000910047304402201b41b471d9dd93cf97eed7cfc39a5767a546f6bfbf3e"
"0c91ff9ad23ab9770f1f02205ce565666271d055be1f25a7e52e34cbf659f6c70770ff"
"59bd783a6fcd1be3dd0147522103e33b41f5ed67a77d4c4c54b3e946bd30d15b8f66e4"
"2cb29fde059c16885116552102b92cb20a9fb1eb9656a74eeb7387636cf64cdf502ff5"
"0511830328c1b479986452aeffffffff01a0bb0d00000000001976a9143b3beefd6f78"
"02fa8706983a76a51467bfa36f8b88ac00000000")
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_multisig_one_at_a_time(self):
M = 3
N = 3
keys = [Key(secret_exponent=i) for i in range(1, N + 2)]
tx_in = TxIn.coinbase_tx_in(script=b'')
script = ScriptMultisig(m=M, sec_keys=[key.sec()
for key in keys[:N]]).script()
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(),
[keys[-1].address()])
ids = [
"403e5bfc59e097bb197bf77a692d158dd3a4f7affb4a1fa41072dafe7bec7058",
"5931d9995e83721243dca24772d7012afcd4378996a8b953c458175f15a544db",
"9bb4421088190bbbb5b42a9eaa9baed7ec7574a407c25f71992ba56ca43d9c44",
"03a1dc2a63f93a5cf5a7cb668658eb3fc2eda88c06dc287b85ba3e6aff751771"
]
for i in range(1, N + 1):
self.assertEqual(tx2.bad_signature_count(), 1)
self.assertEqual(tx2.id(), ids[i - 1])
hash160_lookup = build_hash160_lookup(key.secret_exponent()
for key in keys[i - 1:i])
tx2.sign(hash160_lookup=hash160_lookup)
self.assertEqual(tx2.id(), ids[i])
self.assertEqual(tx2.bad_signature_count(), 0)
def multisig_M_of_N_individually(self, M, N):
keys = [Key(secret_exponent=i) for i in range(1, N + 2)]
tx_in = TxIn.coinbase_tx_in(script=b'')
script = ScriptMultisig(m=M, sec_keys=[key.sec()
for key in keys[:N]]).script()
tx_out = TxOut(1000000, script)
tx1 = Tx(version=1, txs_in=[tx_in], txs_out=[tx_out])
for partial_key_list in itertools.permutations(keys[:N], M):
tx2 = create_tx(tx1.tx_outs_as_spendable(), [keys[-1].address()])
for key in partial_key_list:
self.assertEqual(tx2.bad_signature_count(), 1)
hash160_lookup = build_hash160_lookup([key.secret_exponent()])
tx2.sign(hash160_lookup=hash160_lookup)
self.assertEqual(tx2.bad_signature_count(), 0)
def test_sign(self):
sv = 33143560198659167577410026742586567991638126035902913554051654024377193788946
tx_out_script = b'v\xa9\x14\x91\xb2K\xf9\xf5(\x852\x96\n\xc6\x87\xab\xb05\x12{\x1d(\xa5\x88\xac'
st = script_obj_from_script(tx_out_script)
hl = build_hash160_lookup([1])
solution = st.solve(hash160_lookup=hl,
signature_for_hash_type_f=const_f(sv),
signature_type=SIGHASH_ALL)
self.assertEqual(
solution,
h2b("47304402205e3df5b55be62140042c220b1fdf105cc85113af562a215c1fc5b5c522d1"
"b3d3022038c9594b156faed7f37c30077affbf6acf42bf17b1e639a1fcc6c51a67aba2"
"1601410479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f817"
"98483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8"
))
def test_solve_pay_to_public_pair(self):
for se in range(1, 10):
key = Key(secret_exponent=se)
for b in [True, False]:
addr = key.address(use_uncompressed=b)
st = ScriptPayToPublicKey.from_key(key, use_uncompressed=b)
self.assertEqual(st.address(), addr)
hl = build_hash160_lookup([se])
sv = 100
st.solve(hash160_lookup=hl,
signature_for_hash_type_f=const_f(sv),
signature_type=SIGHASH_ALL)
sc = st.script()
st = script_obj_from_script(sc)
self.assertEqual(st.address(), addr)
def multisig_M_of_N(self, M, N, unsigned_id, signed_id):
keys = [Key(secret_exponent=i) for i in range(1, N + 2)]
tx_in = TxIn.coinbase_tx_in(script=b'')
script = ScriptMultisig(m=M, sec_keys=[key.sec()
for key in keys[:N]]).script()
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(),
[keys[-1].address()])
self.assertEqual(tx2.id(), unsigned_id)
self.assertEqual(tx2.bad_signature_count(), 1)
hash160_lookup = build_hash160_lookup(key.secret_exponent()
for key in keys)
tx2.sign(hash160_lookup=hash160_lookup)
self.assertEqual(tx2.id(), signed_id)
self.assertEqual(tx2.bad_signature_count(), 0)
def test_sign_pay_to_script_multisig(self):
M, N = 3, 3
keys = [Key(secret_exponent=i) for i in range(1, N + 2)]
tx_in = TxIn.coinbase_tx_in(script=b'')
underlying_script = ScriptMultisig(
m=M, sec_keys=[key.sec() for key in keys[:N]]).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[:N])
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_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(
"0100000002fff7f7881a8099afa6940d42d1e7f6362bec38171ea3edf433541db4e4ad"
"969f0000000000eeffffffef51e1b804cc89d182d279655c3aa89e815b1b309fe287d9"
"b2b55d57b90ec68a0100000000ffffffff02202cb206000000001976a9148280b37df3"
"78db99f66f85c95a783a76ac7a6d5988ac9093510d000000001976a9143bde42dbee7e"
"4dbe6a21b2d50ce2f0167faa815988ac11000000",
"01000000000102fff7f7881a8099afa6940d42d1e7f6362bec38171ea3edf433541db4"
"e4ad969f00000000494830450221008b9d1dc26ba6a9cb62127b02742fa9d754cd3beb"
"f337f7a55d114c8e5cdd30be022040529b194ba3f9281a99f2b1c0a19c0489bc22ede9"
"44ccf4ecbab4cc618ef3ed01eeffffffef51e1b804cc89d182d279655c3aa89e815b1b"
"309fe287d9b2b55d57b90ec68a0100000000ffffffff02202cb206000000001976a914"
"8280b37df378db99f66f85c95a783a76ac7a6d5988ac9093510d000000001976a9143b"
"de42dbee7e4dbe6a21b2d50ce2f0167faa815988ac000247304402203609e17b84f6a7"
"d30c80bfa610b5b4542f32a8a0d5447a12fb1366d7f01cc44a0220573a954c45183315"
"61406f90300e8f3358f51928d43c212a8caed02de67eebee0121025476c2e83188368d"
"a1ff3e292e7acafcdb3566bb0ad253f62fc70f07aeee635711000000",
[(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)),
"0100000096b827c8483d4e9b96712b6713a7b68d6e8003a781feba36c31143470b4efd"
"3752b0a642eea2fb7ae638c36f6252b6750293dbe574a806984b8e4d8548339a3bef51"
"e1b804cc89d182d279655c3aa89e815b1b309fe287d9b2b55d57b90ec68a0100000019"
"76a9141d0f172a0ecb48aee1be1f2687d2963ae33f71a188ac0046c32300000000ffff"
"ffff863ef3e1a92afbfdb97f31ad0fc7683ee943e9abcf2501590ff8f6551f47e5e511"
"00000001000000")
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(
"0100000001db6b1b20aa0fd7b23880be2ecbd4a98130974cf4748fb66092ac4d3ceb1a"
"54770100000000feffffff02b8b4eb0b000000001976a914a457b684d7f0d539a46a45"
"bbc043f35b59d0d96388ac0008af2f000000001976a914fd270b1ee6abcaea97fea7ad"
"0402e8bd8ad6d77c88ac92040000",
"01000000000101db6b1b20aa0fd7b23880be2ecbd4a98130974cf4748fb66092ac4d3c"
"eb1a5477010000001716001479091972186c449eb1ded22b78e40d009bdf0089feffff"
"ff02b8b4eb0b000000001976a914a457b684d7f0d539a46a45bbc043f35b59d0d96388"
"ac0008af2f000000001976a914fd270b1ee6abcaea97fea7ad0402e8bd8ad6d77c88ac"
"02473044022047ac8e878352d3ebbde1c94ce3a10d057c24175747116f8288e5d794d1"
"2d482f0220217f36a485cae903c713331d877c1f64677e3622ad4010726870540656fe"
"9dcb012103ad1d8e89212f0b92c74d23bb710c00662ad1470198ac48c43f7d6f93a2a2"
"687392040000",
[(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(
"0100000002fe3dc9208094f3ffd12645477b3dc56f60ec4fa8e6f5d67c565d1c6b9216"
"b36e0000000000ffffffff0815cf020f013ed6cf91d29f4202e8a58726b1ac6c79da47"
"c23d1bee0a6925f80000000000ffffffff0100f2052a010000001976a914a30741f814"
"5e5acadf23f751864167f32e0963f788ac00000000",
"01000000000102fe3dc9208094f3ffd12645477b3dc56f60ec4fa8e6f5d67c565d1c6b"
"9216b36e000000004847304402200af4e47c9b9629dbecc21f73af989bdaa911f7e6f6"
"c2e9394588a3aa68f81e9902204f3fcf6ade7e5abb1295b6774c8e0abd94ae62217367"
"096bc02ee5e435b67da201ffffffff0815cf020f013ed6cf91d29f4202e8a58726b1ac"
"6c79da47c23d1bee0a6925f80000000000ffffffff0100f2052a010000001976a914a3"
"0741f8145e5acadf23f751864167f32e0963f788ac000347304402200de66acf452778"
"9bfda55fc5459e214fa6083f936b430a762c629656216805ac0220396f550692cd3471"
"71cbc1ef1f51e15282e837bb2b30860dc77c8f78bc8501e503473044022027dc95ad6b"
"740fe5129e7e62a75dd00f291a2aeb1200b84b09d9e3789406b6c002201a9ecd315dd6"
"a0e632ab20bbb98948bc0c6fb204f2c286963bb48517a7058e27034721026dccc749ad"
"c2a9d0d89497ac511f760f45c47dc5ed9cf352a58ac706453880aeadab210255a9626a"
"ebf5e29c0e6538428ba0d1dcf6ca98ffdf086aa8ced5e0d0215ea465ac00000000",
[(1.5625,
"21036d5c20fa14fb2f635474c1dc4ef5909d4568e5569b79fc94d3448486e14685f8ac"
),
(49,
"00205d1b56b63d714eebe542309525f484b7e9d6f686b3781b6f61ef925d66d6f6a0"
)], 2, 1, 1, 0)
tx_u4, tx_s4 = self.check_bip143_tx(
"0100000002e9b542c5176808107ff1df906f46bb1f2583b16112b95ee5380665ba7fcf"
"c0010000000000ffffffff80e68831516392fcd100d186b3c2c7b95c80b53c77e77c35"
"ba03a66b429a2a1b0000000000ffffffff0280969800000000001976a914de4b231626"
"ef508c9a74a8517e6783c0546d6b2888ac80969800000000001976a9146648a8cd4531"
"e1ec47f35916de8e259237294d1e88ac00000000",
"01000000000102e9b542c5176808107ff1df906f46bb1f2583b16112b95ee5380665ba"
"7fcfc0010000000000ffffffff80e68831516392fcd100d186b3c2c7b95c80b53c77e7"
"7c35ba03a66b429a2a1b0000000000ffffffff0280969800000000001976a914de4b23"
"1626ef508c9a74a8517e6783c0546d6b2888ac80969800000000001976a9146648a8cd"
"4531e1ec47f35916de8e259237294d1e88ac02483045022100f6a10b8604e6dc910194"
"b79ccfc93e1bc0ec7c03453caaa8987f7d6c3413566002206216229ede9b4d6ec2d325"
"be245c5b508ff0339bf1794078e20bfe0babc7ffe683270063ab68210392972e2eb617"
"b2388771abe27235fd5ac44af8e61693261550447a4c3e39da98ac0247304402200325"
"21802a76ad7bf74d0e2c218b72cf0cbc867066e2e53db905ba37f130397e02207709e2"
"188ed7f08f4c952d9d13986da504502b8c3be59617e043552f506c46ff83275163ab68"
"210392972e2eb617b2388771abe27235fd5ac44af8e61693261550447a4c3e39da98ac"
"00000000", [
(0.16777215,
"0020ba468eea561b26301e4cf69fa34bde4ad60c81e70f059f045ca9a79931004a4d"
),
(0.16777215,
"0020d9bbfbe56af7c4b7f960a70d7ea107156913d9e5a26b0a71429df5e097ca6537"
),
], 2, 2, 1, 0)
tx_u5, tx_s5 = self.check_bip143_tx(
"010000000136641869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787"
"b96e0100000000ffffffff0200e9a435000000001976a914389ffce9cd9ae88dcc0631"
"e88a821ffdbe9bfe2688acc0832f05000000001976a9147480a33f950689af511e6e84"
"c138dbbd3c3ee41588ac00000000",
"0100000000010136641869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca2"
"9787b96e0100000023220020a16b5755f7f6f96dbd65f5f0d6ab9418b89af4b1f14a1b"
"b8a09062c35f0dcb54ffffffff0200e9a435000000001976a914389ffce9cd9ae88dcc"
"0631e88a821ffdbe9bfe2688acc0832f05000000001976a9147480a33f950689af511e"
"6e84c138dbbd3c3ee41588ac080047304402206ac44d672dac41f9b00e28f4df20c52e"
"eb087207e8d758d76d92c6fab3b73e2b0220367750dbbe19290069cba53d096f44530e"
"4f98acaa594810388cf7409a1870ce01473044022068c7946a43232757cbdf9176f009"
"a928e1cd9a1a8c212f15c1e11ac9f2925d9002205b75f937ff2f9f3c1246e547e54f62"
"e027f64eefa2695578cc6432cdabce271502473044022059ebf56d98010a932cf8ecfe"
"c54c48e6139ed6adb0728c09cbe1e4fa0915302e022007cd986c8fa870ff5d2b3a8913"
"9c9fe7e499259875357e20fcbb15571c76795403483045022100fbefd94bd0a488d50b"
"79102b5dad4ab6ced30c4069f1eaa69a4b5a763414067e02203156c6a5c9cf88f91265"
"f5a942e96213afae16d83321c8b31bb342142a14d16381483045022100a5263ea0553b"
"a89221984bd7f0b13613db16e7a70c549a86de0cc0444141a407022005c360ef0ae5a5"
"d4f9f2f87a56c1546cc8268cab08c73501d6b3be2e1e1a8a08824730440220525406a1"
"482936d5a21888260dc165497a90a15669636d8edca6b9fe490d309c022032af0c646a"
"34a44d1f4576bf6a4a74b67940f8faa84c7df9abe12a01a11e2b4783cf56210307b8ae"
"49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba32103b28f0c28"
"bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21034b8113d703"
"413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a21033400f6afecb8"
"33092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6d48b1131e94b"
"a04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b661b0b3302ee2"
"f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56ae00000000",
[(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 = [
"56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba3"
"2103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21"
"034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a2103"
"3400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6"
"d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b6"
"61b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56ae",
"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)),
"0100000074afdc312af5183c4198a40ca3c1a275b485496dd3929bca388c4b5e31f7aa"
"a03bb13029ce7b1f559ef5e747fcac439f1455a2ec7c5f09b72290795e706650443664"
"1869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787b96e01000000cf"
"56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba3"
"2103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21"
"034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a2103"
"3400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6"
"d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b6"
"61b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56aeb168de"
"3a00000000ffffffffbc4d309071414bed932f98832b27b4d76dad7e6c1346f487a8fd"
"bb8eb90307cc0000000001000000")
self.assertEqual(
b2h(
tx_s5.segwit_signature_preimage(script=script,
tx_in_idx=0,
hash_type=SIGHASH_NONE)),
"0100000074afdc312af5183c4198a40ca3c1a275b485496dd3929bca388c4b5e31f7aa"
"a000000000000000000000000000000000000000000000000000000000000000003664"
"1869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787b96e01000000cf"
"56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba3"
"2103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21"
"034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a2103"
"3400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6"
"d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b6"
"61b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56aeb168de"
"3a00000000ffffffff0000000000000000000000000000000000000000000000000000"
"0000000000000000000002000000")
self.assertEqual(
b2h(
tx_s5.segwit_signature_preimage(script=script,
tx_in_idx=0,
hash_type=SIGHASH_SINGLE)),
"0100000074afdc312af5183c4198a40ca3c1a275b485496dd3929bca388c4b5e31f7aa"
"a000000000000000000000000000000000000000000000000000000000000000003664"
"1869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787b96e01000000cf"
"56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba3"
"2103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21"
"034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a2103"
"3400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6"
"d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b6"
"61b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56aeb168de"
"3a00000000ffffffff9efe0c13a6b16c14a41b04ebe6a63f419bdacb2f8705b494a430"
"63ca3cd4f7080000000003000000")
self.assertEqual(
b2h(
tx_s5.segwit_signature_preimage(script=script,
tx_in_idx=0,
hash_type=SIGHASH_ALL
| SIGHASH_ANYONECANPAY)),
"0100000000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000003664"
"1869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787b96e01000000cf"
"56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba3"
"2103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21"
"034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a2103"
"3400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6"
"d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b6"
"61b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56aeb168de"
"3a00000000ffffffffbc4d309071414bed932f98832b27b4d76dad7e6c1346f487a8fd"
"bb8eb90307cc0000000081000000")
self.assertEqual(
b2h(
tx_s5.segwit_signature_preimage(script=script,
tx_in_idx=0,
hash_type=SIGHASH_NONE
| SIGHASH_ANYONECANPAY)),
"0100000000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000003664"
"1869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787b96e01000000cf"
"56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba3"
"2103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21"
"034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a2103"
"3400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6"
"d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b6"
"61b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56aeb168de"
"3a00000000ffffffff0000000000000000000000000000000000000000000000000000"
"0000000000000000000082000000")
self.assertEqual(
b2h(
tx_s5.segwit_signature_preimage(script=script,
tx_in_idx=0,
hash_type=SIGHASH_SINGLE
| SIGHASH_ANYONECANPAY)),
"0100000000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000003664"
"1869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787b96e01000000cf"
"56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba3"
"2103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21"
"034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a2103"
"3400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6"
"d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b6"
"61b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56aeb168de"
"3a00000000ffffffff9efe0c13a6b16c14a41b04ebe6a63f419bdacb2f8705b494a430"
"63ca3cd4f7080000000083000000")
tx = Tx.from_hex(
"010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac83"
"87f14c1d000000ffffffff0101000000000000000000000000")
tx.set_witness(0, [
h2b(x) for x in [
"30450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dc"
"c9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c5"
"3e01",
"02a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c",
"ad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d8915"
"56dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae6"
"26c53e01"
]
])
tx = Tx.from_hex(
"0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1"
"ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c497"
"4de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f8"
"45d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61f"
"b5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487f"
"b382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf9"
"5feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000"
)
tx_hex = tx.as_hex()
print(tx)
print(tx_hex)
tx = Tx.from_hex(
"010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac83"
"87f14c1d000000ffffffff0101000000000000000000000000")
self.assertEqual(
tx_hex,
"0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1"
"ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c497"
"4de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f8"
"45d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61f"
"b5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487f"
"b382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf9"
"5feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000"
)
tx_u6, tx_s6 = self.check_bip143_tx(
"010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac83"
"87f14c1d000000ffffffff0101000000000000000000000000",
"0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1"
"ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c497"
"4de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f8"
"45d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61f"
"b5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487f"
"b382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf9"
"5feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000",
[(0.002,
"00209e1be07558ea5cc8e02ed1d80c0911048afad949affa36d5c3951e3159dbea19"
)], 1, 1, 1, 0)
tx_u7, tx_s7 = self.check_bip143_tx(
"01000000019275cb8d4a485ce95741c013f7c0d28722160008021bb469a11982d47a66"
"28964c1d000000ffffffff0101000000000000000000000000",
"010000000001019275cb8d4a485ce95741c013f7c0d28722160008021bb469a11982d4"
"7a6628964c1d000000ffffffff0101000000000000000007004830450220487fb382c4"
"974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48"
"f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0148304502205286"
"f726690b2e9b0207f0345711e63fa7012045b9eb0f19c2458ce1db90cf43022100e89f"
"17f86abc5b149eba4115d4f128bcf45d77fb3ecdd34f594091340c0395960101022102"
"966f109c54e85d3aee8321301136cedeb9fc710fdef58a9de8a73942f8e567c021034f"
"fc99dd9a79dd3cb31e2ab3e0b09e0e67db41ac068c625cd1f491576016c84e9552af48"
"30450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dc"
"c9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c5"
"3e0148304502205286f726690b2e9b0207f0345711e63fa7012045b9eb0f19c2458ce1"
"db90cf43022100e89f17f86abc5b149eba4115d4f128bcf45d77fb3ecdd34f59409134"
"0c039596017500000000",
[(0.002,
"00209b66c15b4e0b4eb49fa877982cafded24859fe5b0e2dbfbe4f0df1de7743fd52"
)], 1, 1, 1, 0)
print(tx_s7.txs_in[0])
def test_build_spends(self):
# first, here is the tx database
TX_DB = {}
# create a coinbase Tx where we know the public & private key
exponent = wif_to_secret_exponent(
"5JMys7YfK72cRVTrbwkq5paxU7vgkMypB55KyXEtN5uSnjV7K8Y")
compressed = False
public_key_sec = public_pair_to_sec(exponent * secp256k1_generator,
compressed=compressed)
the_coinbase_tx = Tx.coinbase_tx(public_key_sec, int(50 * 1e8),
COINBASE_BYTES_FROM_80971)
TX_DB[the_coinbase_tx.hash()] = the_coinbase_tx
# now create a Tx that spends the coinbase
compressed = False
exponent_2 = int(
"137f3276686959c82b454eea6eefc9ab1b9e45bd4636fb9320262e114e321da1",
16)
bitcoin_address_2 = public_pair_to_bitcoin_address(
exponent_2 * secp256k1_generator, compressed=compressed)
self.assertEqual("12WivmEn8AUth6x6U8HuJuXHaJzDw3gHNZ",
bitcoin_address_2)
coins_from = [(the_coinbase_tx.hash(), 0, the_coinbase_tx.txs_out[0])]
coins_to = [(int(50 * 1e8), bitcoin_address_2)]
unsigned_coinbase_spend_tx = standard_tx(coins_from, coins_to)
solver = build_hash160_lookup([exponent])
coinbase_spend_tx = unsigned_coinbase_spend_tx.sign(solver)
# now check that it validates
self.assertEqual(coinbase_spend_tx.bad_signature_count(), 0)
TX_DB[coinbase_spend_tx.hash()] = coinbase_spend_tx
# now try to respend from priv_key_2 to priv_key_3
compressed = True
exponent_3 = int(
"f8d39b8ecd0e1b6fee5a340519f239097569d7a403a50bb14fb2f04eff8db0ff",
16)
bitcoin_address_3 = public_pair_to_bitcoin_address(
exponent_3 * secp256k1_generator, compressed=compressed)
self.assertEqual("13zzEHPCH2WUZJzANymow3ZrxcZ8iFBrY5",
bitcoin_address_3)
coins_from = [(coinbase_spend_tx.hash(), 0,
coinbase_spend_tx.txs_out[0])]
unsigned_spend_tx = standard_tx(coins_from,
[(int(50 * 1e8), bitcoin_address_3)])
solver.update(build_hash160_lookup([exponent_2]))
spend_tx = unsigned_spend_tx.sign(solver)
# now check that it validates
self.assertEqual(spend_tx.bad_signature_count(), 0)