cis-kuldeep/PyBitmessage-2021-04-27
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bmproto pylint fixes

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lakshyacis 2019-08-30 16:12:39 +05:30
parent 469d289a97
commit 5521c16478
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GPG Key ID: D2C539C8EC63E9EB
1 changed files with 27 additions and 19 deletions
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22
src/network/bmproto.py
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@ -1,3 +1,8 @@
"""
src/network/bmproto.py
==================================
"""
# pylint: disable=attribute-defined-outside-init
import base64 import base64
import hashlib import hashlib
import socket import socket
@ -43,6 +48,7 @@ class BMProtoExcessiveDataError(BMProtoError):
class BMProto(AdvancedDispatcher, ObjectTracker): class BMProto(AdvancedDispatcher, ObjectTracker):
"""A parser for the Bitmessage Protocol""" """A parser for the Bitmessage Protocol"""
# pylint: disable=too-many-instance-attributes, too-many-public-methods
# ~1.6 MB which is the maximum possible size of an inv message. # ~1.6 MB which is the maximum possible size of an inv message.
maxMessageSize = 1600100 maxMessageSize = 1600100
# 2**18 = 256kB is the maximum size of an object payload # 2**18 = 256kB is the maximum size of an object payload
@ -57,7 +63,7 @@ class BMProto(AdvancedDispatcher, ObjectTracker):
maxTimeOffset = 3600 maxTimeOffset = 3600
timeOffsetWrongCount = 0 timeOffsetWrongCount = 0
def __init__(self, address=None, sock=None): def __init__(self, address=None, sock=None): # pylint: disable=unused-argument, super-init-not-called
AdvancedDispatcher.__init__(self, sock) AdvancedDispatcher.__init__(self, sock)
self.isOutbound = False self.isOutbound = False
# packet/connection from a local IP # packet/connection from a local IP
@ -97,7 +103,7 @@ class BMProto(AdvancedDispatcher, ObjectTracker):
length=protocol.Header.size, expectBytes=self.payloadLength) length=protocol.Header.size, expectBytes=self.payloadLength)
return True return True
def state_bm_command(self): def state_bm_command(self): # pylint: disable=too-many-branches
"""Process incoming command""" """Process incoming command"""
self.payload = self.read_buf[:self.payloadLength] self.payload = self.read_buf[:self.payloadLength]
if self.checksum != hashlib.sha512(self.payload).digest()[0:4]: if self.checksum != hashlib.sha512(self.payload).digest()[0:4]:
@ -181,7 +187,8 @@ class BMProto(AdvancedDispatcher, ObjectTracker):
return Node(services, host, port) return Node(services, host, port)
def decode_payload_content(self, pattern="v"): def decode_payload_content(self, pattern="v"): # pylint: disable=too-many-branches, too-many-statements
""" """
Decode the payload depending on pattern: Decode the payload depending on pattern:
@ -197,7 +204,7 @@ class BMProto(AdvancedDispatcher, ObjectTracker):
, = end of array , = end of array
""" """
def decode_simple(self, char="v"): def decode_simple(self, char="v"): # pylint: disable=inconsistent-return-statements
"""Decode the payload using one char pattern""" """Decode the payload using one char pattern"""
if char == "v": if char == "v":
return self.decode_payload_varint() return self.decode_payload_varint()
@ -251,6 +258,7 @@ class BMProto(AdvancedDispatcher, ObjectTracker):
for j in range(parserStack[-1][4], len(parserStack[-1][3])): for j in range(parserStack[-1][4], len(parserStack[-1][3])):
if parserStack[-1][3][j] not in "lL0123456789": if parserStack[-1][3][j] not in "lL0123456789":
break break
# pylint: disable=undefined-loop-variable
parserStack.append([ parserStack.append([
size, size, isArray, size, size, isArray,
parserStack[-1][3][parserStack[-1][4]:j + 1], 0, [] parserStack[-1][3][parserStack[-1][4]:j + 1], 0, []
@ -422,7 +430,7 @@ class BMProto(AdvancedDispatcher, ObjectTracker):
def bm_command_addr(self): def bm_command_addr(self):
"""Incoming addresses, process them""" """Incoming addresses, process them"""
addresses = self._decode_addr() addresses = self._decode_addr() # pylint: disable=redefined-outer-name
for i in addresses: for i in addresses:
seenTime, stream, services, ip, port = i seenTime, stream, services, ip, port = i
decodedIP = protocol.checkIPAddress(str(ip)) decodedIP = protocol.checkIPAddress(str(ip))
@ -462,7 +470,7 @@ class BMProto(AdvancedDispatcher, ObjectTracker):
self.append_write_buf(protocol.CreatePacket('pong')) self.append_write_buf(protocol.CreatePacket('pong'))
return True return True
def bm_command_pong(self): def bm_command_pong(self): # pylint: disable=no-self-use
""" """
Incoming pong. Incoming pong.
Ignore it. PyBitmessage pings connections after about 5 minutes Ignore it. PyBitmessage pings connections after about 5 minutes
@ -530,7 +538,7 @@ class BMProto(AdvancedDispatcher, ObjectTracker):
length=self.payloadLength, expectBytes=0) length=self.payloadLength, expectBytes=0)
return False return False
def peerValidityChecks(self): def peerValidityChecks(self): # pylint: disable=too-many-return-statements
"""Check the validity of the peer""" """Check the validity of the peer"""
if self.remoteProtocolVersion < 3: if self.remoteProtocolVersion < 3:
self.append_write_buf(protocol.assembleErrorMessage( self.append_write_buf(protocol.assembleErrorMessage(