def test_validate_scrypt(self):
""" confirm scrypt validation of difficulty works properly """
header_hex = ("01000000f615f7ce3b4fc6b8f61e8f89aedb1d0852507650533a9e3"
"b10b9bbcc30639f279fcaa86746e1ef52d3edb3c4ad8259920d509b"
"d073605c9bf1d59983752a6b06b817bb4ea78e011d012d59d4")
header_bytes = header_hex.decode('hex')
target = target_unpack(unhexlify("1d018ea7"))
self.assertTrue(BlockTemplate.validate_scrypt(header_bytes, target))
def test_validate_scrypt(self):
""" confirm scrypt validation of difficulty works properly """
header_hex = ("01000000f615f7ce3b4fc6b8f61e8f89aedb1d0852507650533a9e3"
"b10b9bbcc30639f279fcaa86746e1ef52d3edb3c4ad8259920d509b"
"d073605c9bf1d59983752a6b06b817bb4ea78e011d012d59d4")
header_bytes = header_hex.decode('hex')
target = target_unpack(unhexlify("1d018ea7"))
self.assertTrue(BlockTemplate.validate_scrypt(header_bytes, target))
def algo_verify(block_hex, hash_function):
block_bytes = unhexlify(block_hex)
hash_func = import_helper(hash_function)
block_hash = hash_func(block_bytes)
block_hash_int = uint256_from_str(block_hash)
bits = block_bytes[72:76][::-1]
target = target_unpack(bits)
print("Unpacked target of {}".format(hexlify(uint256_to_str(target))))
print("Block hash is {}".format(hexlify(block_hash)))
print("Block hash is valid? {}".format(block_hash_int <= target))
def algo_verify(block_hex, hash_function):
block_bytes = unhexlify(block_hex)
hash_func = import_helper(hash_function)
block_hash = hash_func(block_bytes)
block_hash_int = uint256_from_str(block_hash)
bits = block_bytes[72:76][::-1]
target = target_unpack(bits)
print("Unpacked target of {}".format(hexlify(uint256_to_str(target))))
print("Block hash is {}".format(hexlify(block_hash)))
print("Block hash is valid? {}".format(block_hash_int <= target))
def test_block_header2(self):
# pulled from litecoin blockchain and modded slightly with full block header
block_data = {
'bits':
'1d018ea7',
'hash':
'adf6e2e56df692822f5e064a8b6404a05d67cccd64bc90f57f65b46805e9a54b',
'height':
29255,
'merkleroot':
'066b2a758399d5f19b5c6073d09b500d925982adc4b3edd352efe14667a8ca9f',
'nonce':
hexlify(pack(str(">L"), 3562614017)),
'previousblockhash':
'279f6330ccbbb9103b9e3a5350765052081ddbae898f1ef6b8c64f3bcef715f6',
'curtime':
1320884152,
'raw_header':
'01000000f615f7ce3b4fc6b8f61e8f89aedb1d0852507650533a9e3b10b9bbcc30639f279fcaa86746e1ef52d3edb3c4ad8259920d509bd073605c9bf1d59983752a6b06b817bb4ea78e011d012d59d4',
'tx':
[('066b2a758399d5f19b5c6073d09b500d925982adc4b3edd352efe14667a8ca9f',
'01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff0804b217bb4e022309ffffffff0100f2052a010000004341044870341873accab7600d65e204bb4ae47c43d20c562ebfbf70cbcb188da98dec8b5ccf0526c8e4d954c6b47b898cc30adf1ff77c2e518ddc9785b87ccb90b8cdac00000000'
)],
'version':
1
}
# make a list of objects
# confirm that the objects hash correctly
coinbase = None
transactions = [
Transaction(unhexlify(data.encode('ascii')), disassemble=True)
for _, data in block_data['tx']
]
self.assertEquals(hexlify(merkleroot(transactions, be=True)[0]),
block_data['merkleroot'])
for obj, hsh in zip(transactions, block_data['tx']):
hsh = hsh[0]
obj.disassemble()
self.assertEquals(obj.lehexhash, hsh)
if obj.is_coinbase:
idx = transactions.index(obj)
coinbase = transactions.pop(idx)
print("Found coinbase idx {} Amount is {}".format(
idx, coinbase.outputs[0].amount))
pprint(coinbase.to_dict())
tmplt = BlockTemplate.from_gbt(block_data,
coinbase,
transactions=transactions)
self.assertEquals(hexlify(tmplt.merkleroot_be(coinbase)),
block_data['merkleroot'])
header = tmplt.block_header(block_data['nonce'], b'', b'')
self.assertEquals(block_data['raw_header'], hexlify(header))
assert tmplt.validate_scrypt(
header, target_unpack(unhexlify(block_data['bits'])))
def test_block_header(self):
return
# pulled from dogecoin blockchain and modded slightly, height 50000
block_data = {
'bits': '1c00c7ec',
'hash': 'e4cab588a33147a217c8bc2f923fcd1f642fde26c7c797a5c2c4808c4c617a7e',
'height': 50000,
'merkleroot': '5af19843e6220965f3c4b5f8d3995796edff0aad5ee4cc6ab849333881c001e1',
'nonce': hexlify(pack(str(">L"), 3014526208)),
'previousblockhash': '7f0502292609f5949260403176e8874ec7c5376397641d3f660648e7fdda0bab',
'curtime': 1389349309,
'tx': [
('d4eeb0cd44a4339d1a9fe8cea9482689165cff6ed1a3f4815bafcb443cdd271e', '01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff250350c300062f503253482f04bcc9cf5208f80032c0020000000b2f4e757432506f6f6c732f00000000010b54074f2f4b00001976a9141b3fdba0ff497a9d8e84d65e9b078e23e46e97f088ac00000000'),
('481fce0e2572dd782369dcc2457c267bb70918e825dfedd6e178ddf28d016cde', '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'),
('74c60a18fc9a265cf78973d36e20b781ae427d4d62e9818bc51de000ef6fb1e3', '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'),
('12127842a829a588be0ac25a3ab5505925e79440d6911d22dd1059c79b9966e7', '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'),
('48d5713b929e28f1810cc7effdbfb0cb11bc88068bfbb1c9f076536b794715af', '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'),
('212499f6527467b49cdf946524b42266ca8751616a41b7181d3a8931da7b240e', '01000000018fa554391f4e45ae96b9c6e9bd35f1cf38737ee9ad67ba401329df7497625513000000006b483045022019331f164d059057e5dc12bab158678ba65faf1b9542811434ce13e1179550b4022100e2375b7f350b18c1bde49c8ddd7d245282b931e1a8204018bb01b8abff94f4790121038f63d5c111706674f50f3d28729fe9848e9a3aee0b965c674d14e2155c5ee35bffffffff0200a3af46bb0000001976a9149cc45c2d78927f22ab4008a907becf6ab642258288aca019f807000000001976a9144d4952746b2777f3d07a89ad0ffd02e2e1d9aed288ac00000000'),
('47bce257235ab0f6c8526a12fc23e3bec10bbd1d87a3a261f624ff5c0d2730f2', '0100000001a16eaa30e2d56f3a3a94bf4b640c2ffaa3ccd09ce3926567b2e63e3f4d55df26000000006b48304502203579c6afe9b7365252c0424aa5e3b9d00c850f2beee0c0b2f66ac7652c4eb002022100ca44a4a0e7d2ff81de117efd144a89c70acc87eaf2e3454fed175f0ef9b6f562012103f5f17ee5b476803cf332d56c293ce59aa77a5046a284c9f7a523fefd911e9980ffffffff0260119d0a010000001976a9149e027ca13765f6558fcbab6acec2fc561fc5dd3288ac9ec1764b010000001976a914957acdecb251260da54dc8510497cb761db0698c88ac00000000'),
('6b74e1534ee50fc7158593831e322717fa536d65cbeb03fe53b30b31853fa033', '010000000153323c2dbba06bc58227354b013d31ba01ba814fa5681fb211c039979cac1643000000006b483045022054f7930a06af7da2a3e35c3fbb9bb0fbf5897c9296286de46d96763ea8c1d8fc0221009b8d53d5964a57fc8469ece1b0ef6f43e2cdbe1d4d72308d04491cb4705f95ce012103bbd11e6843ebcbcd2024265332738d8e1ebc7d0bb4b3a2e5b7a8bd6ece14bcb7ffffffff029feec0e4000000001976a91481d7f7a63b4a4e236b3b5d43067212e52bcd25ae88acf73d7520000000001976a91447cd32e2669d30d86d1c6708b890b9d7c7b632f188ac00000000')],
'version': 1}
# make a list of objects
# confirm that the objects hash correctly
coinbase = None
transactions = [Transaction(unhexlify(data.encode('ascii')), disassemble=True)
for _, data in block_data['tx']]
self.assertEquals(hexlify(merkleroot(transactions)[0]), block_data['merkleroot'])
for obj, hsh in zip(transactions, block_data['tx']):
hsh = hsh[0]
obj.disassemble()
self.assertEquals(obj.lehexhash, hsh)
if obj.is_coinbase:
idx = transactions.index(obj)
coinbase = transactions.pop(idx)
print("Found coinbase idx {} Amount is {}"
.format(idx, coinbase.outputs[0].amount))
tmplt = BlockTemplate.from_gbt(block_data, coinbase,
transactions=transactions)
self.assertEquals(hexlify(tmplt.merkleroot(coinbase)),
block_data['merkleroot'])
header = tmplt.block_header(block_data['nonce'], b'', b'')
assert tmplt.validate_scrypt(header, target_unpack(unhexlify(block_data['bits'])))
def test_block_header2(self):
# pulled from litecoin blockchain and modded slightly with full block header
block_data = {
'bits': '1d018ea7',
'hash': 'adf6e2e56df692822f5e064a8b6404a05d67cccd64bc90f57f65b46805e9a54b',
'height': 29255,
'merkleroot': '066b2a758399d5f19b5c6073d09b500d925982adc4b3edd352efe14667a8ca9f',
'nonce': hexlify(pack(str(">L"), 3562614017)),
'previousblockhash': '279f6330ccbbb9103b9e3a5350765052081ddbae898f1ef6b8c64f3bcef715f6',
'curtime': 1320884152,
'raw_header': '01000000f615f7ce3b4fc6b8f61e8f89aedb1d0852507650533a9e3b10b9bbcc30639f279fcaa86746e1ef52d3edb3c4ad8259920d509bd073605c9bf1d59983752a6b06b817bb4ea78e011d012d59d4',
'tx': [
('066b2a758399d5f19b5c6073d09b500d925982adc4b3edd352efe14667a8ca9f', '01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff0804b217bb4e022309ffffffff0100f2052a010000004341044870341873accab7600d65e204bb4ae47c43d20c562ebfbf70cbcb188da98dec8b5ccf0526c8e4d954c6b47b898cc30adf1ff77c2e518ddc9785b87ccb90b8cdac00000000')],
'version': 1}
# make a list of objects
# confirm that the objects hash correctly
coinbase = None
transactions = [Transaction(unhexlify(data.encode('ascii')), disassemble=True)
for _, data in block_data['tx']]
self.assertEquals(hexlify(merkleroot(transactions, be=True)[0]), block_data['merkleroot'])
for obj, hsh in zip(transactions, block_data['tx']):
hsh = hsh[0]
obj.disassemble()
self.assertEquals(obj.lehexhash, hsh)
if obj.is_coinbase:
idx = transactions.index(obj)
coinbase = transactions.pop(idx)
print("Found coinbase idx {} Amount is {}"
.format(idx, coinbase.outputs[0].amount))
pprint(coinbase.to_dict())
tmplt = BlockTemplate.from_gbt(block_data, coinbase,
transactions=transactions)
self.assertEquals(hexlify(tmplt.merkleroot_be(coinbase)),
block_data['merkleroot'])
header = tmplt.block_header(block_data['nonce'], b'', b'')
self.assertEquals(block_data['raw_header'], hexlify(header))
assert tmplt.validate_scrypt(header,
target_unpack(unhexlify(block_data['bits'])))
def test_target_unpack(self):
# assert a difficulty of zero returns the correct integer
self.assertEquals(
target_unpack(b"\x1d\x00\xff\xff"),
0x00000000FFFF0000000000000000000000000000000000000000000000000000)
def test_target_unpack(self):
# assert a difficulty of zero returns the correct integer
self.assertEquals(
target_unpack(b"\x1d\x00\xff\xff"),
0x00000000FFFF0000000000000000000000000000000000000000000000000000)
def test_block_header(self):
return
# pulled from dogecoin blockchain and modded slightly, height 50000
block_data = {
'bits':
'1c00c7ec',
'hash':
'e4cab588a33147a217c8bc2f923fcd1f642fde26c7c797a5c2c4808c4c617a7e',
'height':
50000,
'merkleroot':
'5af19843e6220965f3c4b5f8d3995796edff0aad5ee4cc6ab849333881c001e1',
'nonce':
hexlify(pack(str(">L"), 3014526208)),
'previousblockhash':
'7f0502292609f5949260403176e8874ec7c5376397641d3f660648e7fdda0bab',
'curtime':
1389349309,
'tx':
[('d4eeb0cd44a4339d1a9fe8cea9482689165cff6ed1a3f4815bafcb443cdd271e',
'01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff250350c300062f503253482f04bcc9cf5208f80032c0020000000b2f4e757432506f6f6c732f00000000010b54074f2f4b00001976a9141b3fdba0ff497a9d8e84d65e9b078e23e46e97f088ac00000000'
),
('481fce0e2572dd782369dcc2457c267bb70918e825dfedd6e178ddf28d016cde',
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),
('74c60a18fc9a265cf78973d36e20b781ae427d4d62e9818bc51de000ef6fb1e3',
'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'
),
('12127842a829a588be0ac25a3ab5505925e79440d6911d22dd1059c79b9966e7',
'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'
),
('48d5713b929e28f1810cc7effdbfb0cb11bc88068bfbb1c9f076536b794715af',
'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'
),
('212499f6527467b49cdf946524b42266ca8751616a41b7181d3a8931da7b240e',
'01000000018fa554391f4e45ae96b9c6e9bd35f1cf38737ee9ad67ba401329df7497625513000000006b483045022019331f164d059057e5dc12bab158678ba65faf1b9542811434ce13e1179550b4022100e2375b7f350b18c1bde49c8ddd7d245282b931e1a8204018bb01b8abff94f4790121038f63d5c111706674f50f3d28729fe9848e9a3aee0b965c674d14e2155c5ee35bffffffff0200a3af46bb0000001976a9149cc45c2d78927f22ab4008a907becf6ab642258288aca019f807000000001976a9144d4952746b2777f3d07a89ad0ffd02e2e1d9aed288ac00000000'
),
('47bce257235ab0f6c8526a12fc23e3bec10bbd1d87a3a261f624ff5c0d2730f2',
'0100000001a16eaa30e2d56f3a3a94bf4b640c2ffaa3ccd09ce3926567b2e63e3f4d55df26000000006b48304502203579c6afe9b7365252c0424aa5e3b9d00c850f2beee0c0b2f66ac7652c4eb002022100ca44a4a0e7d2ff81de117efd144a89c70acc87eaf2e3454fed175f0ef9b6f562012103f5f17ee5b476803cf332d56c293ce59aa77a5046a284c9f7a523fefd911e9980ffffffff0260119d0a010000001976a9149e027ca13765f6558fcbab6acec2fc561fc5dd3288ac9ec1764b010000001976a914957acdecb251260da54dc8510497cb761db0698c88ac00000000'
),
('6b74e1534ee50fc7158593831e322717fa536d65cbeb03fe53b30b31853fa033',
'010000000153323c2dbba06bc58227354b013d31ba01ba814fa5681fb211c039979cac1643000000006b483045022054f7930a06af7da2a3e35c3fbb9bb0fbf5897c9296286de46d96763ea8c1d8fc0221009b8d53d5964a57fc8469ece1b0ef6f43e2cdbe1d4d72308d04491cb4705f95ce012103bbd11e6843ebcbcd2024265332738d8e1ebc7d0bb4b3a2e5b7a8bd6ece14bcb7ffffffff029feec0e4000000001976a91481d7f7a63b4a4e236b3b5d43067212e52bcd25ae88acf73d7520000000001976a91447cd32e2669d30d86d1c6708b890b9d7c7b632f188ac00000000'
)],
'version':
1
}
# make a list of objects
# confirm that the objects hash correctly
coinbase = None
transactions = [
Transaction(unhexlify(data.encode('ascii')), disassemble=True)
for _, data in block_data['tx']
]
self.assertEquals(hexlify(merkleroot(transactions)[0]),
block_data['merkleroot'])
for obj, hsh in zip(transactions, block_data['tx']):
hsh = hsh[0]
obj.disassemble()
self.assertEquals(obj.lehexhash, hsh)
if obj.is_coinbase:
idx = transactions.index(obj)
coinbase = transactions.pop(idx)
print("Found coinbase idx {} Amount is {}".format(
idx, coinbase.outputs[0].amount))
tmplt = BlockTemplate.from_gbt(block_data,
coinbase,
transactions=transactions)
self.assertEquals(hexlify(tmplt.merkleroot(coinbase)),
block_data['merkleroot'])
header = tmplt.block_header(block_data['nonce'], b'', b'')
assert tmplt.validate_scrypt(
header, target_unpack(unhexlify(block_data['bits'])))
