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flake8: network.connectionchooser

This commit is contained in:
Dmitri Bogomolov 2019-07-29 15:54:19 +03:00
parent 67d14f9e73
commit 27e74a15d7
Signed by untrusted user: g1itch
GPG Key ID: 720A756F18DEED13
1 changed files with 14 additions and 12 deletions
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26
src/network/connectionchooser.py
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@ -1,16 +1,16 @@
from queues import Queue import random # nosec
import random
from bmconfigparser import BMConfigParser
import knownnodes import knownnodes
import protocol import protocol
from queues import portCheckerQueue
import state import state
import helper_random from bmconfigparser import BMConfigParser
from debug import logger
from queues import Queue, portCheckerQueue
def getDiscoveredPeer(): def getDiscoveredPeer():
try: try:
peer = helper_random.randomchoice(state.discoveredPeers.keys()) peer = random.choice(state.discoveredPeers.keys())
except (IndexError, KeyError): except (IndexError, KeyError):
raise ValueError raise ValueError
try: try:
@ -19,8 +19,10 @@ def getDiscoveredPeer():
pass pass
return peer return peer
def chooseConnection(stream): def chooseConnection(stream):
haveOnion = BMConfigParser().safeGet("bitmessagesettings", "socksproxytype")[0:5] == 'SOCKS' haveOnion = BMConfigParser().safeGet(
"bitmessagesettings", "socksproxytype")[0:5] == 'SOCKS'
if state.trustedPeer: if state.trustedPeer:
return state.trustedPeer return state.trustedPeer
try: try:
@ -30,15 +32,15 @@ def chooseConnection(stream):
except Queue.Empty: except Queue.Empty:
pass pass
# with a probability of 0.5, connect to a discovered peer # with a probability of 0.5, connect to a discovered peer
if helper_random.randomchoice((False, True)) and not haveOnion: if random.choice((False, True)) and not haveOnion:
# discovered peers are already filtered by allowed streams # discovered peers are already filtered by allowed streams
return getDiscoveredPeer() return getDiscoveredPeer()
for _ in range(50): for _ in range(50):
peer = helper_random.randomchoice(knownnodes.knownNodes[stream].keys()) peer = random.choice(knownnodes.knownNodes[stream].keys())
try: try:
rating = knownnodes.knownNodes[stream][peer]["rating"] rating = knownnodes.knownNodes[stream][peer]['rating']
except TypeError: except TypeError:
print "Error in %s" % (peer) logger.warning('Error in %s', peer)
rating = 0 rating = 0
if haveOnion: if haveOnion:
# onion addresses have a higher priority when SOCKS # onion addresses have a higher priority when SOCKS
@ -52,7 +54,7 @@ def chooseConnection(stream):
if rating > 1: if rating > 1:
rating = 1 rating = 1
try: try:
if 0.05/(1.0-rating) > random.random(): if 0.05 / (1.0 - rating) > random.random():
return peer return peer
except ZeroDivisionError: except ZeroDivisionError:
return peer return peer