Bitmessage/PyBitmessage-2024-12-10
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Added pylint ignore for nested blocks, updted some str to binary & added custom AddressGeneratorException exception

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Added AddressGeneratorException class doc string
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kuldeep.k@cisinlabs.com 2021-08-20 20:24:28 +05:30
parent 6365012fa4
commit d0c7ef2608
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1 changed files with 14 additions and 7 deletions
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21
src/class_addressGenerator.py
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@ -20,6 +20,11 @@ from pyelliptic.openssl import OpenSSL
from six.moves import configparser, queue from six.moves import configparser, queue
class AddressGeneratorException(Exception):
'''Generic AddressGenerator exception'''
pass
class addressGenerator(StoppableThread): class addressGenerator(StoppableThread):
"""A thread for creating addresses""" """A thread for creating addresses"""
@ -40,6 +45,8 @@ class addressGenerator(StoppableThread):
""" """
# pylint: disable=too-many-locals, too-many-branches # pylint: disable=too-many-locals, too-many-branches
# pylint: disable=protected-access, too-many-statements # pylint: disable=protected-access, too-many-statements
# pylint: disable=too-many-nested-blocks
while state.shutdown == 0: while state.shutdown == 0:
queueValue = queues.addressGeneratorQueue.get() queueValue = queues.addressGeneratorQueue.get()
nonceTrialsPerByte = 0 nonceTrialsPerByte = 0
@ -136,7 +143,7 @@ class addressGenerator(StoppableThread):
ripe = RIPEMD160Hash(sha.digest()).digest() ripe = RIPEMD160Hash(sha.digest()).digest()
if ( if (
ripe[:numberOfNullBytesDemandedOnFrontOfRipeHash] ripe[:numberOfNullBytesDemandedOnFrontOfRipeHash]
== '\x00' * numberOfNullBytesDemandedOnFrontOfRipeHash == b'\x00' * numberOfNullBytesDemandedOnFrontOfRipeHash
): ):
break break
self.logger.info( self.logger.info(
@ -159,13 +166,13 @@ class addressGenerator(StoppableThread):
# An excellent way for us to store our keys # An excellent way for us to store our keys
# is in Wallet Import Format. Let us convert now. # is in Wallet Import Format. Let us convert now.
# https://en.bitcoin.it/wiki/Wallet_import_format # https://en.bitcoin.it/wiki/Wallet_import_format
privSigningKey = '\x80' + potentialPrivSigningKey privSigningKey = b'\x80' + potentialPrivSigningKey
checksum = hashlib.sha256(hashlib.sha256( checksum = hashlib.sha256(hashlib.sha256(
privSigningKey).digest()).digest()[0:4] privSigningKey).digest()).digest()[0:4]
privSigningKeyWIF = arithmetic.changebase( privSigningKeyWIF = arithmetic.changebase(
privSigningKey + checksum, 256, 58) privSigningKey + checksum, 256, 58)
privEncryptionKey = '\x80' + potentialPrivEncryptionKey privEncryptionKey = b'\x80' + potentialPrivEncryptionKey
checksum = hashlib.sha256(hashlib.sha256( checksum = hashlib.sha256(hashlib.sha256(
privEncryptionKey).digest()).digest()[0:4] privEncryptionKey).digest()).digest()[0:4]
privEncryptionKeyWIF = arithmetic.changebase( privEncryptionKeyWIF = arithmetic.changebase(
@ -259,7 +266,7 @@ class addressGenerator(StoppableThread):
ripe = RIPEMD160Hash(sha.digest()).digest() ripe = RIPEMD160Hash(sha.digest()).digest()
if ( if (
ripe[:numberOfNullBytesDemandedOnFrontOfRipeHash] ripe[:numberOfNullBytesDemandedOnFrontOfRipeHash]
== '\x00' * numberOfNullBytesDemandedOnFrontOfRipeHash == b'\x00' * numberOfNullBytesDemandedOnFrontOfRipeHash
): ):
break break
@ -296,13 +303,13 @@ class addressGenerator(StoppableThread):
# An excellent way for us to store our keys is # An excellent way for us to store our keys is
# in Wallet Import Format. Let us convert now. # in Wallet Import Format. Let us convert now.
# https://en.bitcoin.it/wiki/Wallet_import_format # https://en.bitcoin.it/wiki/Wallet_import_format
privSigningKey = '\x80' + potentialPrivSigningKey privSigningKey = b'\x80' + potentialPrivSigningKey
checksum = hashlib.sha256(hashlib.sha256( checksum = hashlib.sha256(hashlib.sha256(
privSigningKey).digest()).digest()[0:4] privSigningKey).digest()).digest()[0:4]
privSigningKeyWIF = arithmetic.changebase( privSigningKeyWIF = arithmetic.changebase(
privSigningKey + checksum, 256, 58) privSigningKey + checksum, 256, 58)
privEncryptionKey = '\x80' + \ privEncryptionKey = b'\x80' + \
potentialPrivEncryptionKey potentialPrivEncryptionKey
checksum = hashlib.sha256(hashlib.sha256( checksum = hashlib.sha256(hashlib.sha256(
privEncryptionKey).digest()).digest()[0:4] privEncryptionKey).digest()).digest()[0:4]
@ -392,7 +399,7 @@ class addressGenerator(StoppableThread):
elif command == 'getDeterministicAddress': elif command == 'getDeterministicAddress':
queues.apiAddressGeneratorReturnQueue.put(address) queues.apiAddressGeneratorReturnQueue.put(address)
else: else:
raise Exception( raise AddressGeneratorException(
"Error in the addressGenerator thread. Thread was" "Error in the addressGenerator thread. Thread was"
+ " given a command it could not understand: " + command) + " given a command it could not understand: " + command)
queues.addressGeneratorQueue.task_done() queues.addressGeneratorQueue.task_done()