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testPyBtcAddress.py
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testPyBtcAddress.py
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'''
Created on Aug 6, 2013
@author: Andy
'''
import sys
from unittest.case import SkipTest
sys.path.append('..')
from pytest.Tiab import TiabTest, TOP_TIAB_BLOCK
import unittest
from CppBlockUtils import CryptoECDSA, SecureBinaryData
from armoryengine.ArmoryUtils import hex_to_binary, RightNow, int_to_binary, \
checkAddrStrValid, hash256, UnserializeError, hash160_to_addrStr
from armoryengine.PyBtcAddress import PyBtcAddress
sys.argv.append('--nologging')
INIT_VECTOR = '77'*16
TEST_ADDR1_PRIV_KEY_ENCR1 = '500c41607d79c766859e6d9726ef1ea0fdf095922f3324454f6c4c34abcb23a5'
TEST_ADDR1_PRIV_KEY_ENCR2 = '7966cf5886494246cc5aaf7f1a4a2777cd6126612e7029d79ef9df47f6d6927d'
TEST_ADDR1_PRIV_KEY_ENCR3 = '0db5c1e9a8d1ebc0525bdb534626033b948804a9a34871d67bf58a3df11d6888'
TEST_ADDR1_PRIV_KEY_ENCR4 = '5db1314a20ae9fc978477ab3fe16ab17b246d813a541ecdd4143fcf082b19407'
TEST_PUB_KEY1 = '046c35e36776e997883ad4269dcc0696b10d68f6864ae73b8ad6ad03e879e43062a0139095ece3bd653b809fa7e8c7d78ffe6fac75a84c8283d8a000890bfc879d'
# Create an address to use for all subsequent tests
PRIVATE_KEY = SecureBinaryData(hex_to_binary('aa'*32))
PRIVATE_CHECKSUM = PRIVATE_KEY.getHash256()[:4]
PUBLIC_KEY = CryptoECDSA().ComputePublicKey(PRIVATE_KEY)
ADDRESS_20 = PUBLIC_KEY.getHash160()
TEST_BLOCK_NUM = 100
# We pretend that we plugged some passphrases through a KDF
FAKE_KDF_OUTPUT1 = SecureBinaryData( hex_to_binary('11'*32) )
FAKE_KDF_OUTPUT2 = SecureBinaryData( hex_to_binary('22'*32) )
class PyBtcAddressTest(TiabTest):
# TODO: This test needs more verification of the results.
def testEncryptedAddress(self):
# test serialization and unserialization of an empty PyBtcAddrss
# Should serialize to a string that starts with 20 bytes of zeros
# Unserialize should throw an UnserializeError caused by checksum mismatch
emptyBtcAddr = PyBtcAddress()
emptyBtcAddrSerialized = emptyBtcAddr.serialize()
self.assertEqual(emptyBtcAddrSerialized[:20], hex_to_binary('00'*20))
self.assertRaises(UnserializeError, PyBtcAddress().unserialize, emptyBtcAddrSerialized)
# Test non-crashing
testAddr1 = PyBtcAddress().createFromPlainKeyData(PRIVATE_KEY, ADDRESS_20)
testAddr2 = PyBtcAddress().createFromPlainKeyData(PRIVATE_KEY, ADDRESS_20, chksum=PRIVATE_CHECKSUM)
testAddr3 = PyBtcAddress().createFromPlainKeyData(PRIVATE_KEY, ADDRESS_20, publicKey65=PUBLIC_KEY)
testAddr4 = PyBtcAddress().createFromPlainKeyData(PRIVATE_KEY, ADDRESS_20, publicKey65=PUBLIC_KEY, skipCheck=True)
testAddr5 = PyBtcAddress().createFromPlainKeyData(PRIVATE_KEY, ADDRESS_20, skipPubCompute=True)
testString = testAddr1.toString()
self.assertTrue(len(testString) > 0)
testAddr = PyBtcAddress().createFromPlainKeyData(PRIVATE_KEY, ADDRESS_20, publicKey65=PUBLIC_KEY)
serializedAddr1 = testAddr.serialize()
retestAddr = PyBtcAddress().unserialize(serializedAddr1)
serializedRetest1 = retestAddr.serialize()
self.assertEqual(serializedAddr1, serializedRetest1)
theIV = SecureBinaryData(hex_to_binary(INIT_VECTOR))
testAddr.enableKeyEncryption(theIV)
testAddr.lock(FAKE_KDF_OUTPUT1)
self.assertTrue(testAddr.useEncryption)
self.assertTrue(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), '')
self.assertEqual(testAddr.binPrivKey32_Encr.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR1)
serializedAddr2 = testAddr.serialize()
retestAddr = PyBtcAddress().unserialize(serializedAddr2)
serializedRetest2 = retestAddr.serialize()
self.assertEqual(serializedAddr2, serializedRetest2)
testAddr.unlock(FAKE_KDF_OUTPUT1)
self.assertFalse(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), PRIVATE_KEY.toHexStr())
testAddr.changeEncryptionKey(None, FAKE_KDF_OUTPUT1)
self.assertTrue(testAddr.useEncryption)
self.assertFalse(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), PRIVATE_KEY.toHexStr())
self.assertEqual(testAddr.binPrivKey32_Encr.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR1)
# Save off this data for a later test
addr20_1 = testAddr.getAddr160()
encryptedKey1 = testAddr.binPrivKey32_Encr
encryptionIV1 = testAddr.binInitVect16
plainPubKey1 = testAddr.binPublicKey65
# OP(Key1 --> Unencrypted)
testAddr.changeEncryptionKey(FAKE_KDF_OUTPUT1, None)
self.assertFalse(testAddr.useEncryption)
self.assertFalse(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), PRIVATE_KEY.toHexStr())
self.assertEqual(testAddr.binPrivKey32_Encr.toHexStr(), '')
# OP(Unencrypted --> Key2)
if not testAddr.isKeyEncryptionEnabled():
testAddr.enableKeyEncryption(theIV)
testAddr.changeEncryptionKey(None, FAKE_KDF_OUTPUT2)
self.assertTrue(testAddr.useEncryption)
self.assertFalse(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), PRIVATE_KEY.toHexStr())
self.assertEqual(testAddr.binPrivKey32_Encr.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR2)
# Save off this data for a later test
addr20_2 = testAddr.getAddr160()
encryptedKey2 = testAddr.binPrivKey32_Encr
encryptionIV2 = testAddr.binInitVect16
plainPubKey2 = testAddr.binPublicKey65
# OP(Key2 --> Key1)
testAddr.changeEncryptionKey(FAKE_KDF_OUTPUT2, FAKE_KDF_OUTPUT1)
self.assertTrue(testAddr.useEncryption)
self.assertFalse(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), PRIVATE_KEY.toHexStr())
self.assertEqual(testAddr.binPrivKey32_Encr.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR1)
# OP(Key1 --> Lock --> Key2)
testAddr.lock(FAKE_KDF_OUTPUT1)
testAddr.changeEncryptionKey(FAKE_KDF_OUTPUT1, FAKE_KDF_OUTPUT2)
self.assertTrue(testAddr.useEncryption)
self.assertTrue(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), '')
self.assertEqual(testAddr.binPrivKey32_Encr.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR2)
# OP(Key2 --> Lock --> Unencrypted)
testAddr.changeEncryptionKey(FAKE_KDF_OUTPUT2, None)
self.assertFalse(testAddr.useEncryption)
self.assertFalse(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), PRIVATE_KEY.toHexStr())
self.assertEqual(testAddr.binPrivKey32_Encr.toHexStr(), '')
# Encryption Key Tests:
self.assertEqual(testAddr.serializePlainPrivateKey(), PRIVATE_KEY.toBinStr())
# Test loading pre-encrypted key data
testAddr = PyBtcAddress().createFromEncryptedKeyData(addr20_1, encryptedKey1, encryptionIV1)
self.assertTrue(testAddr.useEncryption)
self.assertTrue(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), '')
self.assertEqual(testAddr.binPrivKey32_Encr.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR1)
# OP(EncrAddr --> Unlock1)
testAddr.unlock(FAKE_KDF_OUTPUT1)
self.assertTrue(testAddr.useEncryption)
self.assertFalse(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), PRIVATE_KEY.toHexStr())
self.assertEqual(testAddr.binPrivKey32_Encr.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR1)
# OP(Unlock1 --> Lock1)
testAddr.lock()
self.assertTrue(testAddr.useEncryption)
self.assertTrue(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), '')
self.assertEqual(testAddr.binPrivKey32_Encr.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR1)
# OP(Lock1 --> Lock2)
testAddr.changeEncryptionKey(FAKE_KDF_OUTPUT1, FAKE_KDF_OUTPUT2)
self.assertTrue(testAddr.useEncryption)
self.assertTrue(testAddr.isLocked)
self.assertEqual(testAddr.binPrivKey32_Plain.toHexStr(), '')
self.assertEqual(testAddr.binPrivKey32_Encr.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR2)
# Test serializing locked wallet from pre-encrypted data'
serializedAddr = testAddr.serialize()
retestAddr = PyBtcAddress().unserialize(serializedAddr)
serializedRetest = retestAddr.serialize()
self.assertEqual(serializedAddr, serializedRetest)
#############################################################################
# Now testing chained-key (deterministic) address generation
# Test chained priv key generation
# Starting with plain key data
chaincode = SecureBinaryData(hex_to_binary('ee'*32))
addr0 = PyBtcAddress().createFromPlainKeyData(PRIVATE_KEY, ADDRESS_20)
addr0.markAsRootAddr(chaincode)
pub0 = addr0.binPublicKey65
# Test serializing address-chain-root
serializedAddr = addr0.serialize()
retestAddr = PyBtcAddress().unserialize(serializedAddr)
serializedRetest = retestAddr.serialize()
self.assertEqual(serializedAddr, serializedRetest)
self.assertEqual(retestAddr.binPrivKey32_Plain.toHexStr(), PRIVATE_KEY.toHexStr())
# Generate chained PRIVATE key address
# OP(addr[0] --> addr[1])
addr1 = addr0.extendAddressChain()
self.assertEqual(addr1.binPrivKey32_Plain.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR3)
# OP(addr[0] --> addr[1]) [again]'
addr1a = addr0.extendAddressChain()
self.assertEqual(addr1a.binPrivKey32_Plain.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR3)
# OP(addr[1] --> addr[2])
addr2 = addr1.extendAddressChain()
pub2 = addr2.binPublicKey65.copy()
priv2 = addr2.binPrivKey32_Plain.copy()
self.assertEqual(priv2.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR4)
# Addr1.PRIVATE_KEY == Addr1a.PRIVATE_KEY:',
self.assertEqual(addr1.binPublicKey65, addr1a.binPublicKey65)
# Test serializing priv-key-chained',
serializedAddr = addr2.serialize()
retestAddr = PyBtcAddress().unserialize(serializedAddr)
serializedRetest = retestAddr.serialize()
self.assertEqual(serializedAddr, serializedRetest)
#############################################################################
# Generate chained PUBLIC key address
# addr[0]
addr0 = PyBtcAddress().createFromPublicKeyData(pub0)
addr0.markAsRootAddr(chaincode)
self.assertEqual(addr0.chainIndex, -1)
self.assertEqual(addr0.chaincode, chaincode)
# Test serializing pub-key-only-root',
serializedAddr = addr0.serialize()
retestAddr = PyBtcAddress().unserialize(serializedAddr)
serializedRetest = retestAddr.serialize()
self.assertEqual(serializedAddr, serializedRetest)
# OP(addr[0] --> addr[1])'
addr1 = addr0.extendAddressChain()
self.assertEqual(addr1.binPrivKey32_Plain.toHexStr(), '')
# OP(addr[1] --> addr[2])'
addr2 = addr1.extendAddressChain()
pub2a = addr2.binPublicKey65.copy()
self.assertEqual(addr2.binPrivKey32_Plain.toHexStr(), '')
self.assertEqual(pub2a.toHexStr(), TEST_PUB_KEY1)
# Addr2.PublicKey == Addr2a.PublicKey:'
# Test serializing pub-key-from-chain'
serializedAddr = addr2.serialize()
retestAddr = PyBtcAddress().unserialize(serializedAddr)
serializedRetest = retestAddr.serialize()
self.assertEqual(serializedAddr, serializedRetest)
#############################################################################
# Generate chained keys from locked addresses
addr0 = PyBtcAddress().createFromPlainKeyData( PRIVATE_KEY, \
willBeEncr=True, IV16=theIV)
addr0.markAsRootAddr(chaincode)
# OP(addr[0] plain)
# Test serializing unlocked addr-chain-root
serializedAddr = addr0.serialize()
retestAddr = PyBtcAddress().unserialize(serializedAddr)
serializedRetest = retestAddr.serialize()
self.assertEqual(serializedAddr, serializedRetest)
self.assertFalse(retestAddr.useEncryption)
# OP(addr[0] locked)
addr0.lock(FAKE_KDF_OUTPUT1)
self.assertEqual(addr0.binPrivKey32_Plain.toHexStr(), '')
# OP(addr[0] w/Key --> addr[1])
addr1 = addr0.extendAddressChain(FAKE_KDF_OUTPUT1, newIV=theIV)
self.assertEqual(addr1.binPrivKey32_Plain.toHexStr(), '')
# OP(addr[1] w/Key --> addr[2])
addr2 = addr1.extendAddressChain(FAKE_KDF_OUTPUT1, newIV=theIV)
addr2.unlock(FAKE_KDF_OUTPUT1)
priv2a = addr2.binPrivKey32_Plain.copy()
addr2.lock()
self.assertEqual(addr2.binPrivKey32_Plain.toHexStr(), '')
# Addr2.priv == Addr2a.priv:
self.assertEqual(priv2, priv2a)
# Test serializing chained address from locked root
serializedAddr = addr2.serialize()
retestAddr = PyBtcAddress().unserialize(serializedAddr)
serializedRetest = retestAddr.serialize()
self.assertEqual(serializedAddr, serializedRetest)
#############################################################################
# Generate chained keys from locked addresses, no unlocking
addr0 = PyBtcAddress().createFromPlainKeyData( PRIVATE_KEY, \
willBeEncr=True, IV16=theIV)
addr0.markAsRootAddr(chaincode)
# OP(addr[0] locked)
addr0.lock(FAKE_KDF_OUTPUT1)
self.assertEqual(addr0.binPrivKey32_Plain.toHexStr(), '')
# OP(addr[0] locked --> addr[1] locked)'
addr1 = addr0.extendAddressChain(newIV=theIV)
self.assertEqual(addr1.binPrivKey32_Plain.toHexStr(), '')
# OP(addr[1] locked --> addr[2] locked)
addr2 = addr1.extendAddressChain(newIV=theIV)
pub2b = addr2.binPublicKey65.copy()
self.assertEqual(addr2.binPrivKey32_Plain.toHexStr(), '')
self.assertEqual(pub2b.toHexStr(), TEST_PUB_KEY1)
# Addr2.Pub == Addr2b.pub:
# Test serializing priv-key-bearing address marked for unlock
serializedAddr = addr2.serialize()
retestAddr = PyBtcAddress().unserialize(serializedAddr)
serializedRetest = retestAddr.serialize()
self.assertEqual(serializedAddr, serializedRetest)
addr2.unlock(FAKE_KDF_OUTPUT1)
priv2b = addr2.binPrivKey32_Plain.copy()
# OP(addr[2] locked --> unlocked)
self.assertEqual(priv2b.toHexStr(), TEST_ADDR1_PRIV_KEY_ENCR4)
addr2.lock()
# OP(addr[2] unlocked --> locked)'
# Addr2.priv == Addr2b.priv:
self.assertEqual(priv2, priv2b)
# TODO: Add coverage for condition where TheBDM is in BlockchainReady state.
def testTouch(self):
self.verifyBlockHeight()
testAddr = PyBtcAddress().createFromPlainKeyData(PRIVATE_KEY, ADDRESS_20, publicKey65=PUBLIC_KEY)
theIV = SecureBinaryData(hex_to_binary(INIT_VECTOR))
testAddr.enableKeyEncryption(theIV)
rightNow = RightNow()
testAddr.touch(rightNow)
self.assertEqual(testAddr.timeRange[0], long(rightNow))
self.assertEqual(testAddr.timeRange[1], long(rightNow))
testAddr.touch(0)
self.assertEqual(testAddr.timeRange[0], long(0))
self.assertEqual(testAddr.timeRange[1], long(rightNow))
testAddr.touch(blkNum=TEST_BLOCK_NUM)
self.assertEqual(testAddr.blkRange[0], TEST_BLOCK_NUM)
self.assertEqual(testAddr.blkRange[1], TOP_TIAB_BLOCK)
testAddr.touch(blkNum=0)
self.assertEqual(testAddr.blkRange[0], 0)
self.assertEqual(testAddr.blkRange[1], TOP_TIAB_BLOCK)
# Cover the case where the blkRange[0] starts at 0
testAddr.touch(blkNum=TEST_BLOCK_NUM)
self.assertEqual(testAddr.blkRange[0], TEST_BLOCK_NUM)
self.assertEqual(testAddr.blkRange[1], TOP_TIAB_BLOCK)
def testCopy(self):
testAddr = PyBtcAddress().createFromPlainKeyData(PRIVATE_KEY, ADDRESS_20, publicKey65=PUBLIC_KEY)
testCopy = testAddr.copy()
self.assertEqual(testAddr.binPrivKey32_Plain, testCopy.binPrivKey32_Plain)
self.assertEqual(testAddr.binPrivKey32_Encr, testCopy.binPrivKey32_Encr)
self.assertEqual(testAddr.binPublicKey65, testCopy.binPublicKey65)
self.assertEqual(testAddr.binInitVect16, testCopy.binInitVect16)
self.assertEqual(testAddr.isLocked, testCopy.isLocked)
self.assertEqual(testAddr.useEncryption, testCopy.useEncryption)
self.assertEqual(testAddr.isInitialized, testCopy.isInitialized)
self.assertEqual(testAddr.keyChanged, testCopy.keyChanged)
self.assertEqual(testAddr.walletByteLoc, testCopy.walletByteLoc)
self.assertEqual(testAddr.chaincode, testCopy.chaincode)
self.assertEqual(testAddr.chainIndex, testCopy.chainIndex)
def testVerifyEncryptionKey(self):
testAddr = PyBtcAddress().createFromPlainKeyData(PRIVATE_KEY, ADDRESS_20, publicKey65=PUBLIC_KEY)
theIV = SecureBinaryData(hex_to_binary(INIT_VECTOR))
testAddr.enableKeyEncryption(theIV)
self.assertFalse(testAddr.verifyEncryptionKey(FAKE_KDF_OUTPUT1))
testAddr.lock(FAKE_KDF_OUTPUT1)
self.assertTrue(testAddr.verifyEncryptionKey(FAKE_KDF_OUTPUT1))
self.assertFalse(testAddr.verifyEncryptionKey(FAKE_KDF_OUTPUT2))
def testSimpleAddress(self):
# Execute the tests with Satoshi's public key from the Bitcoin specification page
satoshiPubKeyHex = '04fc9702847840aaf195de8442ebecedf5b095cdbb9bc716bda9110971b28a49e0ead8564ff0db22209e0374782c093bb899692d524e9d6a6956e7c5ecbcd68284'
addrPiece1Hex = '65a4358f4691660849d9f235eb05f11fabbd69fa'
addrPiece1Bin = hex_to_binary(addrPiece1Hex)
satoshiAddrStr = hash160_to_addrStr(addrPiece1Bin)
saddr = PyBtcAddress().createFromPublicKey( hex_to_binary(satoshiPubKeyHex) )
print '\tAddr calc from pubkey: ', saddr.calculateAddrStr()
self.assertTrue(checkAddrStrValid(satoshiAddrStr))
testAddr = PyBtcAddress().createFromPlainKeyData(PRIVATE_KEY, ADDRESS_20, publicKey65=PUBLIC_KEY)
msg = int_to_binary(39029348428)
theHash = hash256(msg)
derSig = testAddr.generateDERSignature(theHash)
# Testing ECDSA signing & verification -- arbitrary binary strings:
self.assertTrue(testAddr.verifyDERSignature( theHash, derSig))
# Running tests with "python <module name>" will NOT work for any Armory tests
# You must run tests with "python -m unittest <module name>" or run all tests with "python -m unittest discover"
# if __name__ == "__main__":
# unittest.main()