knownNodes refactoring and shutdown fixes
- saveKnownNodes replaced the repeated pickle.dump - with knownNodesLock instead of acquire/release - outgoingSynSender had an unnecessary loop during shutdown causing excessive CPU usage / GUI freezing
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@ -76,7 +76,6 @@ from collections import OrderedDict
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from account import *
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from class_objectHashHolder import objectHashHolder
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from class_singleWorker import singleWorker
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import defaults
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from dialogs import AddAddressDialog
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from helper_generic import powQueueSize
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from inventory import PendingDownload, PendingUpload, PendingUploadDeadlineException
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@ -2507,11 +2506,7 @@ class MyForm(settingsmixin.SMainWindow):
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with open(paths.lookupExeFolder() + 'keys.dat', 'wb') as configfile:
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BMConfigParser().write(configfile)
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# Write the knownnodes.dat file to disk in the new location
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knownnodes.knownNodesLock.acquire()
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output = open(paths.lookupExeFolder() + 'knownnodes.dat', 'wb')
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pickle.dump(knownnodes.knownNodes, output)
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output.close()
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knownnodes.knownNodesLock.release()
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knownnodes.saveKnownNodes(paths.lookupExeFolder())
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os.remove(state.appdata + 'keys.dat')
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os.remove(state.appdata + 'knownnodes.dat')
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previousAppdataLocation = state.appdata
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@ -2531,11 +2526,7 @@ class MyForm(settingsmixin.SMainWindow):
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# Write the keys.dat file to disk in the new location
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BMConfigParser().save()
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# Write the knownnodes.dat file to disk in the new location
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knownnodes.knownNodesLock.acquire()
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output = open(state.appdata + 'knownnodes.dat', 'wb')
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pickle.dump(knownnodes.knownNodes, output)
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output.close()
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knownnodes.knownNodesLock.release()
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knownnodes.saveKnownNodes(state.appdata)
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os.remove(paths.lookupExeFolder() + 'keys.dat')
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os.remove(paths.lookupExeFolder() + 'knownnodes.dat')
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debug.restartLoggingInUpdatedAppdataLocation()
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@ -35,21 +35,18 @@ class outgoingSynSender(threading.Thread, StoppableThread):
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# ever connect to that. Otherwise we'll pick a random one from
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# the known nodes
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if state.trustedPeer:
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knownnodes.knownNodesLock.acquire()
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peer = state.trustedPeer
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knownnodes.knownNodes[self.streamNumber][peer] = time.time()
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knownnodes.knownNodesLock.release()
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with knownnodes.knownNodesLock:
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peer = state.trustedPeer
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knownnodes.knownNodes[self.streamNumber][peer] = time.time()
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else:
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while not state.shutdown:
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knownnodes.knownNodesLock.acquire()
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try:
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peer, = random.sample(knownnodes.knownNodes[self.streamNumber], 1)
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except ValueError: # no known nodes
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knownnodes.knownNodesLock.release()
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self.stop.wait(1)
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continue
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priority = (183600 - (time.time() - knownnodes.knownNodes[self.streamNumber][peer])) / 183600 # 2 days and 3 hours
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knownnodes.knownNodesLock.release()
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while not self._stopped:
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with knownnodes.knownNodesLock:
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try:
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peer, = random.sample(knownnodes.knownNodes[self.streamNumber], 1)
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except ValueError: # no known nodes
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self.stop.wait(1)
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continue
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priority = (183600 - (time.time() - knownnodes.knownNodes[self.streamNumber][peer])) / 183600 # 2 days and 3 hours
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if BMConfigParser().get('bitmessagesettings', 'socksproxytype') != 'none':
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if peer.host.find(".onion") == -1:
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priority /= 10 # hidden services have 10x priority over plain net
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@ -82,7 +79,7 @@ class outgoingSynSender(threading.Thread, StoppableThread):
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while BMConfigParser().safeGetBoolean('bitmessagesettings', 'sendoutgoingconnections') and not self._stopped:
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self.name = "outgoingSynSender"
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maximumConnections = 1 if state.trustedPeer else 8 # maximum number of outgoing connections = 8
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while len(self.selfInitiatedConnections[self.streamNumber]) >= maximumConnections:
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while len(self.selfInitiatedConnections[self.streamNumber]) >= maximumConnections and not self._stopped:
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self.stop.wait(10)
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if state.shutdown:
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break
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@ -95,7 +92,7 @@ class outgoingSynSender(threading.Thread, StoppableThread):
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random.seed()
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peer = self._getPeer()
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self.stop.wait(1)
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if state.shutdown:
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if self._stopped:
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break
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# Clear out the shared.alreadyAttemptedConnectionsList every half
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# hour so that this program will again attempt a connection
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@ -110,7 +107,7 @@ class outgoingSynSender(threading.Thread, StoppableThread):
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shared.alreadyAttemptedConnectionsListLock.release()
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except threading.ThreadError as e:
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pass
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if state.shutdown:
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if self._stopped:
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break
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self.name = "outgoingSynSender-" + peer.host.replace(":", ".") # log parser field separator
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address_family = socket.AF_INET
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@ -133,12 +130,11 @@ class outgoingSynSender(threading.Thread, StoppableThread):
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So let us remove the offending address from our knownNodes file.
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"""
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knownnodes.knownNodesLock.acquire()
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try:
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del knownnodes.knownNodes[self.streamNumber][peer]
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except:
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pass
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knownnodes.knownNodesLock.release()
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with knownnodes.knownNodesLock:
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try:
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del knownnodes.knownNodes[self.streamNumber][peer]
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except:
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pass
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logger.debug('deleting ' + str(peer) + ' from knownnodes.knownNodes because it caused a socks.socksocket exception. We must not be 64-bit compatible.')
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continue
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# This option apparently avoids the TIME_WAIT state so that we
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@ -3,7 +3,6 @@ import shared
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import time
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import sys
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import os
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import pickle
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import tr#anslate
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from configparser import BMConfigParser
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@ -90,28 +89,23 @@ class singleCleaner(threading.Thread, StoppableThread):
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# cleanup old nodes
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now = int(time.time())
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toDelete = []
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knownnodes.knownNodesLock.acquire()
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for stream in knownnodes.knownNodes:
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for node in knownnodes.knownNodes[stream].keys():
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if now - knownnodes.knownNodes[stream][node] > 2419200: # 28 days
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shared.needToWriteKownNodesToDisk = True
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del knownnodes.knownNodes[stream][node]
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knownnodes.knownNodesLock.release()
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with knownnodes.knownNodesLock:
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for stream in knownnodes.knownNodes:
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for node in knownnodes.knownNodes[stream].keys():
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if now - knownnodes.knownNodes[stream][node] > 2419200: # 28 days
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shared.needToWriteKownNodesToDisk = True
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del knownnodes.knownNodes[stream][node]
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# Let us write out the knowNodes to disk if there is anything new to write out.
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if shared.needToWriteKnownNodesToDisk:
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knownnodes.knownNodesLock.acquire()
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output = open(state.appdata + 'knownnodes.dat', 'wb')
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try:
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pickle.dump(knownnodes.knownNodes, output)
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output.close()
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knownnodes.saveKnownNodes()
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except Exception as err:
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if "Errno 28" in str(err):
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logger.fatal('(while receiveDataThread knownnodes.needToWriteKnownNodesToDisk) Alert: Your disk or data storage volume is full. ')
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queues.UISignalQueue.put(('alert', (tr._translate("MainWindow", "Disk full"), tr._translate("MainWindow", 'Alert: Your disk or data storage volume is full. Bitmessage will now exit.'), True)))
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if shared.daemon:
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os._exit(0)
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knownnodes.knownNodesLock.release()
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shared.needToWriteKnownNodesToDisk = False
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# TODO: cleanup pending upload / download
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@ -1,5 +1,14 @@
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import pickle
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import threading
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import state
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knownNodesLock = threading.Lock()
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knownNodes = {}
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def saveKnownNodes(dirName = None):
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if dirName is None:
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dirName = state.appdata
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with knownNodesLock:
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with open(dirName + 'knownnodes.dat', 'wb') as output:
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pickle.dump(knownNodes, output)
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@ -1,5 +1,4 @@
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import os
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import pickle
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import Queue
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import threading
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import time
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@ -10,7 +9,7 @@ from configparser import BMConfigParser
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from debug import logger
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from helper_sql import sqlQuery, sqlStoredProcedure
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from helper_threading import StoppableThread
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from knownnodes import knownNodes, knownNodesLock
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from knownnodes import saveKnownNodes
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from inventory import Inventory
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import protocol
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from queues import addressGeneratorQueue, objectProcessorQueue, parserInputQueue, UISignalQueue, workerQueue
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@ -29,17 +28,11 @@ def doCleanShutdown():
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if thread.isAlive() and isinstance(thread, StoppableThread):
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thread.stopThread()
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knownNodesLock.acquire()
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UISignalQueue.put(('updateStatusBar','Saving the knownNodes list of peers to disk...'))
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output = open(state.appdata + 'knownnodes.dat', 'wb')
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logger.info('finished opening knownnodes.dat. Now pickle.dump')
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pickle.dump(knownNodes, output)
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logger.info('Completed pickle.dump. Closing output...')
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output.close()
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knownNodesLock.release()
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logger.info('Finished closing knownnodes.dat output file.')
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logger.info('Saving knownNodes list of peers to disk')
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saveKnownNodes()
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logger.info('Done saving knownNodes list of peers to disk')
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UISignalQueue.put(('updateStatusBar','Done saving the knownNodes list of peers to disk.'))
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logger.info('Flushing inventory in memory out to disk...')
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UISignalQueue.put((
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'updateStatusBar',
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