flake8: bitmessagemain, class_singleCleaner, helper_generic, shutdown
and singleinstance
This commit is contained in:
parent
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GPG Key ID:
720A756F18DEED13
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@ -1,6 +1,6 @@
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#!/usr/bin/python2.7
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# Copyright (c) 2012-2016 Jonathan Warren
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# Copyright (c) 2012-2016 The Bitmessage developers
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# Copyright (c) 2012-2018 The Bitmessage developers
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# Distributed under the MIT/X11 software license. See the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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@ -16,10 +16,12 @@ app_dir = os.path.dirname(os.path.abspath(__file__))
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os.chdir(app_dir)
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sys.path.insert(0, app_dir)
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import depends
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depends.check_dependencies()
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import signal # Used to capture a Ctrl-C keypress so that Bitmessage can shutdown gracefully.
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# Used to capture a Ctrl-C keypress so that Bitmessage can shutdown gracefully.
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import signal
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# The next 3 are used for the API
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from singleinstance import singleinstance
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import errno
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@ -32,7 +34,9 @@ from random import randint
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import getopt
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from api import MySimpleXMLRPCRequestHandler, StoppableXMLRPCServer
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from helper_startup import isOurOperatingSystemLimitedToHavingVeryFewHalfOpenConnections
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from helper_startup import (
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isOurOperatingSystemLimitedToHavingVeryFewHalfOpenConnections
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)
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import defaults
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import shared
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@ -73,13 +77,15 @@ def connectToStream(streamNumber):
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selfInitiatedConnections[streamNumber] = {}
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if isOurOperatingSystemLimitedToHavingVeryFewHalfOpenConnections():
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# Some XP and Vista systems can only have 10 outgoing connections at a time.
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# Some XP and Vista systems can only have 10 outgoing connections
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# at a time.
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state.maximumNumberOfHalfOpenConnections = 9
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else:
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state.maximumNumberOfHalfOpenConnections = 64
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try:
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# don't overload Tor
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if BMConfigParser().get('bitmessagesettings', 'socksproxytype') != 'none':
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if BMConfigParser().get(
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'bitmessagesettings', 'socksproxytype') != 'none':
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state.maximumNumberOfHalfOpenConnections = 4
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except:
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pass
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@ -94,6 +100,7 @@ def connectToStream(streamNumber):
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BMConnectionPool().connectToStream(streamNumber)
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def _fixSocket():
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if sys.platform.startswith('linux'):
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socket.SO_BINDTODEVICE = 25
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@ -105,6 +112,7 @@ def _fixSocket():
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# socket.inet_ntop but we can make one ourselves using ctypes
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if not hasattr(socket, 'inet_ntop'):
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addressToString = ctypes.windll.ws2_32.WSAAddressToStringA
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def inet_ntop(family, host):
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if family == socket.AF_INET:
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if len(host) != 4:
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@ -125,6 +133,7 @@ def _fixSocket():
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# Same for inet_pton
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if not hasattr(socket, 'inet_pton'):
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stringToAddress = ctypes.windll.ws2_32.WSAStringToAddressA
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def inet_pton(family, host):
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buf = "\0" * 28
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lengthBuf = pack("I", len(buf))
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@ -148,6 +157,7 @@ def _fixSocket():
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if not hasattr(socket, 'IPV6_V6ONLY'):
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socket.IPV6_V6ONLY = 27
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# This thread, of which there is only one, runs the API.
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class singleAPI(threading.Thread, helper_threading.StoppableThread):
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def __init__(self):
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@ -158,8 +168,10 @@ class singleAPI(threading.Thread, helper_threading.StoppableThread):
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super(singleAPI, self).stopThread()
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s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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try:
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s.connect((BMConfigParser().get('bitmessagesettings', 'apiinterface'), BMConfigParser().getint(
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'bitmessagesettings', 'apiport')))
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s.connect((
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BMConfigParser().get('bitmessagesettings', 'apiinterface'),
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BMConfigParser().getint('bitmessagesettings', 'apiport')
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))
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s.shutdown(socket.SHUT_RDWR)
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s.close()
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except:
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@ -175,19 +187,24 @@ class singleAPI(threading.Thread, helper_threading.StoppableThread):
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try:
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if attempt > 0:
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port = randint(32767, 65535)
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se = StoppableXMLRPCServer((BMConfigParser().get('bitmessagesettings', 'apiinterface'), port),
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se = StoppableXMLRPCServer(
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(BMConfigParser().get(
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'bitmessagesettings', 'apiinterface'),
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port),
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MySimpleXMLRPCRequestHandler, True, True)
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except socket.error as e:
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if e.errno in (errno.EADDRINUSE, errno.WSAEADDRINUSE):
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continue
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else:
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if attempt > 0:
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BMConfigParser().set("bitmessagesettings", "apiport", str(port))
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BMConfigParser().set(
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"bitmessagesettings", "apiport", str(port))
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BMConfigParser().save()
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break
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se.register_introspection_functions()
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se.serve_forever()
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# This is a list of current connections (the thread pointers at least)
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selfInitiatedConnections = {}
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@ -197,11 +214,13 @@ if shared.useVeryEasyProofOfWorkForTesting:
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defaults.networkDefaultPayloadLengthExtraBytes = int(
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defaults.networkDefaultPayloadLengthExtraBytes / 100)
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class Main:
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def start(self):
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_fixSocket()
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daemon = BMConfigParser().safeGetBoolean('bitmessagesettings', 'daemon')
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daemon = BMConfigParser().safeGetBoolean(
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'bitmessagesettings', 'daemon')
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try:
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opts, args = getopt.getopt(
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@ -238,8 +257,10 @@ class Main:
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helper_threading.set_thread_name("PyBitmessage")
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state.dandelion = BMConfigParser().safeGetInt('network', 'dandelion')
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# dandelion requires outbound connections, without them, stem objects will get stuck forever
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if state.dandelion and not BMConfigParser().safeGetBoolean('bitmessagesettings', 'sendoutgoingconnections'):
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# dandelion requires outbound connections, without them,
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# stem objects will get stuck forever
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if state.dandelion and not BMConfigParser().safeGetBoolean(
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'bitmessagesettings', 'sendoutgoingconnections'):
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state.dandelion = 0
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helper_bootstrap.knownNodes()
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@ -249,43 +270,54 @@ class Main:
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# Start the address generation thread
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addressGeneratorThread = addressGenerator()
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addressGeneratorThread.daemon = True # close the main program even if there are threads left
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# close the main program even if there are threads left
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addressGeneratorThread.daemon = True
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addressGeneratorThread.start()
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# Start the thread that calculates POWs
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singleWorkerThread = singleWorker()
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singleWorkerThread.daemon = True # close the main program even if there are threads left
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# close the main program even if there are threads left
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singleWorkerThread.daemon = True
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singleWorkerThread.start()
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# Start the SQL thread
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sqlLookup = sqlThread()
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sqlLookup.daemon = False # DON'T close the main program even if there are threads left. The closeEvent should command this thread to exit gracefully.
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# DON'T close the main program even if there are threads left.
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# The closeEvent should command this thread to exit gracefully.
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sqlLookup.daemon = False
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sqlLookup.start()
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Inventory() # init
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Dandelion() # init, needs to be early because other thread may access it early
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# init, needs to be early because other thread may access it early
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Dandelion()
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# Enable object processor and SMTP only if objproc enabled
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if state.enableObjProc:
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# SMTP delivery thread
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if daemon and BMConfigParser().safeGet("bitmessagesettings", "smtpdeliver", '') != '':
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if daemon and BMConfigParser().safeGet(
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"bitmessagesettings", "smtpdeliver", '') != '':
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smtpDeliveryThread = smtpDeliver()
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smtpDeliveryThread.start()
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# SMTP daemon thread
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if daemon and BMConfigParser().safeGetBoolean("bitmessagesettings", "smtpd"):
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if daemon and BMConfigParser().safeGetBoolean(
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"bitmessagesettings", "smtpd"):
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smtpServerThread = smtpServer()
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smtpServerThread.start()
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# Start the thread that calculates POWs
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objectProcessorThread = objectProcessor()
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objectProcessorThread.daemon = False # DON'T close the main program even the thread remains. This thread checks the shutdown variable after processing each object.
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# DON'T close the main program even the thread remains.
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# This thread checks the shutdown variable after processing
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# each object.
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objectProcessorThread.daemon = False
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objectProcessorThread.start()
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# Start the cleanerThread
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singleCleanerThread = singleCleaner()
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singleCleanerThread.daemon = True # close the main program even if there are threads left
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# close the main program even if there are threads left
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singleCleanerThread.daemon = True
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singleCleanerThread.start()
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# Not needed if objproc disabled
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@ -294,7 +326,8 @@ class Main:
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shared.reloadBroadcastSendersForWhichImWatching()
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# API is also objproc dependent
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if BMConfigParser().safeGetBoolean('bitmessagesettings', 'apienabled'):
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if BMConfigParser().safeGetBoolean(
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'bitmessagesettings', 'apienabled'):
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try:
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apiNotifyPath = BMConfigParser().get(
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'bitmessagesettings', 'apinotifypath')
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@ -306,7 +339,8 @@ class Main:
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call([apiNotifyPath, "startingUp"])
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singleAPIThread = singleAPI()
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singleAPIThread.daemon = True # close the main program even if there are threads left
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# close the main program even if there are threads left
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singleAPIThread.daemon = True
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singleAPIThread.start()
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# start network components if networking is enabled
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@ -334,7 +368,8 @@ class Main:
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connectToStream(1)
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if BMConfigParser().safeGetBoolean('bitmessagesettings','upnp'):
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if BMConfigParser().safeGetBoolean(
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'bitmessagesettings', 'upnp'):
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import upnp
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upnpThread = upnp.uPnPThread()
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upnpThread.start()
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@ -342,9 +377,18 @@ class Main:
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# Populate with hardcoded value (same as connectToStream above)
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state.streamsInWhichIAmParticipating.append(1)
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if daemon == False and state.enableGUI: # FIXME redundant?
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if state.curses == False:
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if not depends.check_pyqt():
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if not state.enableGUI:
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BMConfigParser().remove_option('bitmessagesettings', 'dontconnect')
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elif daemon is False:
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if state.curses:
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# if depends.check_curses():
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print('Running with curses')
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import bitmessagecurses
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bitmessagecurses.runwrapper()
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elif depends.check_pyqt():
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import bitmessageqt
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bitmessageqt.run()
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else:
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sys.exit(
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'PyBitmessage requires PyQt unless you want'
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' to run it as a daemon and interact with it'
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@ -352,23 +396,12 @@ class Main:
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'http://www.riverbankcomputing.com/software/pyqt/download'
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' or by searching Google for \'PyQt Download\'.'
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' If you want to run in daemon mode, see '
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'https://bitmessage.org/wiki/Daemon'
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'https://bitmessage.org/wiki/Daemon\n'
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'You can also run PyBitmessage with'
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' the new curses interface by providing'
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' \'-c\' as a commandline argument.'
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)
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import bitmessageqt
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bitmessageqt.run()
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else:
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if True:
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# if depends.check_curses():
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print('Running with curses')
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import bitmessagecurses
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bitmessagecurses.runwrapper()
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else:
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BMConfigParser().remove_option('bitmessagesettings', 'dontconnect')
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if daemon:
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if state.testmode:
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sleep(30)
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@ -394,6 +427,7 @@ class Main:
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else:
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parentPid = os.getpid()
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shared.thisapp.lock() # relock
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os.umask(0)
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try:
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os.setsid()
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@ -450,20 +484,21 @@ All parameters are optional.
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print('Stopping Bitmessage Deamon.')
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shutdown.doCleanShutdown()
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#TODO: nice function but no one is using this
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# TODO: nice function but no one is using this
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def getApiAddress(self):
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if not BMConfigParser().safeGetBoolean('bitmessagesettings', 'apienabled'):
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if not BMConfigParser().safeGetBoolean(
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'bitmessagesettings', 'apienabled'):
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return None
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address = BMConfigParser().get('bitmessagesettings', 'apiinterface')
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port = BMConfigParser().getint('bitmessagesettings', 'apiport')
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return {'address':address,'port':port}
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return {'address': address, 'port': port}
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def main():
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mainprogram = Main()
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mainprogram.start()
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if __name__ == "__main__":
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main()
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@ -8,7 +8,8 @@ inventorySets (clears then reloads data out of sql database)
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It cleans these tables on the disk:
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inventory (clears expired objects)
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pubkeys (clears pubkeys older than 4 weeks old which we have not used personally)
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pubkeys (clears pubkeys older than 4 weeks old which we have not used
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personally)
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knownNodes (clears addresses which have not been online for over 3 days)
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It resends messages when there has been no response:
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@ -18,15 +19,15 @@ resends msg messages in 5 days (then 10 days, then 20 days, etc...)
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"""
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import gc
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import threading
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import shared
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import time
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import os
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import shared
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import threading
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import time
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import tr#anslate
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import tr
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from bmconfigparser import BMConfigParser
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from helper_sql import *
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from helper_threading import *
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from helper_sql import sqlQuery, sqlExecute
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from helper_threading import StoppableThread
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from inventory import Inventory
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from network.connectionpool import BMConnectionPool
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from debug import logger
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@ -47,9 +48,18 @@ class singleCleaner(threading.Thread, StoppableThread):
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gc.disable()
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timeWeLastClearedInventoryAndPubkeysTables = 0
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try:
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shared.maximumLengthOfTimeToBotherResendingMessages = (float(BMConfigParser().get('bitmessagesettings', 'stopresendingafterxdays')) * 24 * 60 * 60) + (float(BMConfigParser().get('bitmessagesettings', 'stopresendingafterxmonths')) * (60 * 60 * 24 *365)/12)
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shared.maximumLengthOfTimeToBotherResendingMessages = (
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float(BMConfigParser().get(
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'bitmessagesettings', 'stopresendingafterxdays')) *
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24 * 60 * 60
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) + (
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float(BMConfigParser().get(
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'bitmessagesettings', 'stopresendingafterxmonths')) *
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(60 * 60 * 24 * 365)/12)
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except:
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# Either the user hasn't set stopresendingafterxdays and stopresendingafterxmonths yet or the options are missing from the config file.
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# Either the user hasn't set stopresendingafterxdays and
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# stopresendingafterxmonths yet or the options are missing
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# from the config file.
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shared.maximumLengthOfTimeToBotherResendingMessages = float('inf')
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# initial wait
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@ -58,31 +68,45 @@ class singleCleaner(threading.Thread, StoppableThread):
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while state.shutdown == 0:
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queues.UISignalQueue.put((
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'updateStatusBar', 'Doing housekeeping (Flushing inventory in memory to disk...)'))
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'updateStatusBar',
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'Doing housekeeping (Flushing inventory in memory to disk...)'
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))
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Inventory().flush()
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queues.UISignalQueue.put(('updateStatusBar', ''))
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# If we are running as a daemon then we are going to fill up the UI
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# queue which will never be handled by a UI. We should clear it to
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# save memory.
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if shared.thisapp.daemon or not state.enableGUI: # FIXME redundant?
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# FIXME redundant?
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if shared.thisapp.daemon or not state.enableGUI:
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queues.UISignalQueue.queue.clear()
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if timeWeLastClearedInventoryAndPubkeysTables < int(time.time()) - 7380:
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if timeWeLastClearedInventoryAndPubkeysTables < \
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int(time.time()) - 7380:
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timeWeLastClearedInventoryAndPubkeysTables = int(time.time())
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Inventory().clean()
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# pubkeys
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sqlExecute(
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'''DELETE FROM pubkeys WHERE time<? AND usedpersonally='no' ''',
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"DELETE FROM pubkeys WHERE time<? AND usedpersonally='no'",
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int(time.time()) - shared.lengthOfTimeToHoldOnToAllPubkeys)
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# Let us resend getpubkey objects if we have not yet heard a pubkey, and also msg objects if we have not yet heard an acknowledgement
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# Let us resend getpubkey objects if we have not yet heard
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# a pubkey, and also msg objects if we have not yet heard
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# an acknowledgement
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queryreturn = sqlQuery(
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'''select toaddress, ackdata, status FROM sent WHERE ((status='awaitingpubkey' OR status='msgsent') AND folder='sent' AND sleeptill<? AND senttime>?) ''',
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"SELECT toaddress, ackdata, status FROM sent"
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" WHERE ((status='awaitingpubkey' OR status='msgsent')"
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" AND folder='sent' AND sleeptill<? AND senttime>?)",
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int(time.time()),
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int(time.time()) - shared.maximumLengthOfTimeToBotherResendingMessages)
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int(time.time())
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- shared.maximumLengthOfTimeToBotherResendingMessages
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)
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for row in queryreturn:
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if len(row) < 2:
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logger.error('Something went wrong in the singleCleaner thread: a query did not return the requested fields. ' + repr(row))
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logger.error(
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'Something went wrong in the singleCleaner thread:'
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' a query did not return the requested fields. %r',
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row
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)
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self.stop.wait(3)
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break
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toAddress, ackData, status = row
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@ -93,6 +117,7 @@ class singleCleaner(threading.Thread, StoppableThread):
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# cleanup old nodes
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now = int(time.time())
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with knownnodes.knownNodesLock:
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for stream in knownnodes.knownNodes:
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keys = knownnodes.knownNodes[stream].keys()
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@ -109,18 +134,33 @@ class singleCleaner(threading.Thread, StoppableThread):
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|||
del knownnodes.knownNodes[stream][node]
|
||||
continue
|
||||
except TypeError:
|
||||
print "Error in %s" % (str(node))
|
||||
print "Error in %s" % node
|
||||
keys = []
|
||||
|
||||
# Let us write out the knowNodes to disk if there is anything new to write out.
|
||||
# Let us write out the knowNodes to disk
|
||||
# if there is anything new to write out.
|
||||
if shared.needToWriteKnownNodesToDisk:
|
||||
try:
|
||||
knownnodes.saveKnownNodes()
|
||||
except Exception as err:
|
||||
if "Errno 28" in str(err):
|
||||
logger.fatal('(while receiveDataThread knownnodes.needToWriteKnownNodesToDisk) Alert: Your disk or data storage volume is full. ')
|
||||
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)))
|
||||
if shared.thisapp.daemon or not state.enableGUI: # FIXME redundant?
|
||||
logger.fatal(
|
||||
'(while receiveDataThread'
|
||||
' knownnodes.needToWriteKnownNodesToDisk)'
|
||||
' Alert: Your disk or data storage volume'
|
||||
' is full. '
|
||||
)
|
||||
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)
|
||||
))
|
||||
# FIXME redundant?
|
||||
if shared.daemon or not state.enableGUI:
|
||||
os._exit(0)
|
||||
shared.needToWriteKnownNodesToDisk = False
|
||||
|
||||
|
|
@ -130,7 +170,9 @@ class singleCleaner(threading.Thread, StoppableThread):
|
|||
# thread.downloadQueue.clear()
|
||||
|
||||
# inv/object tracking
|
||||
for connection in BMConnectionPool().inboundConnections.values() + BMConnectionPool().outboundConnections.values():
|
||||
for connection in \
|
||||
BMConnectionPool().inboundConnections.values() + \
|
||||
BMConnectionPool().outboundConnections.values():
|
||||
connection.clean()
|
||||
|
||||
# discovery tracking
|
||||
|
|
@ -150,25 +192,38 @@ class singleCleaner(threading.Thread, StoppableThread):
|
|||
|
||||
|
||||
def resendPubkeyRequest(address):
|
||||
logger.debug('It has been a long time and we haven\'t heard a response to our getpubkey request. Sending again.')
|
||||
logger.debug(
|
||||
'It has been a long time and we haven\'t heard a response to our'
|
||||
' getpubkey request. Sending again.'
|
||||
)
|
||||
try:
|
||||
del state.neededPubkeys[
|
||||
address] # We need to take this entry out of the neededPubkeys structure because the queues.workerQueue checks to see whether the entry is already present and will not do the POW and send the message because it assumes that it has already done it recently.
|
||||
# We need to take this entry out of the neededPubkeys structure
|
||||
# because the queues.workerQueue checks to see whether the entry
|
||||
# is already present and will not do the POW and send the message
|
||||
# because it assumes that it has already done it recently.
|
||||
del state.neededPubkeys[address]
|
||||
except:
|
||||
pass
|
||||
|
||||
queues.UISignalQueue.put((
|
||||
'updateStatusBar', 'Doing work necessary to again attempt to request a public key...'))
|
||||
'updateStatusBar',
|
||||
'Doing work necessary to again attempt to request a public key...'))
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='msgqueued' WHERE toaddress=?''',
|
||||
address)
|
||||
queues.workerQueue.put(('sendmessage', ''))
|
||||
|
||||
|
||||
def resendMsg(ackdata):
|
||||
logger.debug('It has been a long time and we haven\'t heard an acknowledgement to our msg. Sending again.')
|
||||
logger.debug(
|
||||
'It has been a long time and we haven\'t heard an acknowledgement'
|
||||
' to our msg. Sending again.'
|
||||
)
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='msgqueued' WHERE ackdata=?''',
|
||||
ackdata)
|
||||
queues.workerQueue.put(('sendmessage', ''))
|
||||
queues.UISignalQueue.put((
|
||||
'updateStatusBar', 'Doing work necessary to again attempt to deliver a message...'))
|
||||
'updateStatusBar',
|
||||
'Doing work necessary to again attempt to deliver a message...'
|
||||
))
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
"""
|
||||
Helper Generic perform generic oprations for threading.
|
||||
Helper Generic perform generic operations for threading.
|
||||
|
||||
Also perform some conversion operations.
|
||||
"""
|
||||
|
|
@ -25,7 +25,7 @@ def powQueueSize():
|
|||
if thread.name == "singleWorker":
|
||||
curWorkerQueue += thread.busy
|
||||
except Exception as err:
|
||||
logger.info("Thread error %s", err)
|
||||
logger.info('Thread error %s', err)
|
||||
return curWorkerQueue
|
||||
|
||||
|
||||
|
|
@ -47,31 +47,36 @@ def allThreadTraceback(frame):
|
|||
id2name = dict([(th.ident, th.name) for th in threading.enumerate()])
|
||||
code = []
|
||||
for threadId, stack in sys._current_frames().items():
|
||||
code.append("\n# Thread: %s(%d)" % (
|
||||
id2name.get(threadId, ""), threadId))
|
||||
code.append(
|
||||
'\n# Thread: %s(%d)' % (id2name.get(threadId, ''), threadId))
|
||||
for filename, lineno, name, line in traceback.extract_stack(stack):
|
||||
code.append('File: "%s", line %d, in %s' % (
|
||||
filename, lineno, name))
|
||||
code.append(
|
||||
'File: "%s", line %d, in %s' % (filename, lineno, name))
|
||||
if line:
|
||||
code.append(" %s" % (line.strip()))
|
||||
print "\n".join(code)
|
||||
code.append(' %s' % (line.strip()))
|
||||
print('\n'.join(code))
|
||||
|
||||
|
||||
def signal_handler(signal, frame):
|
||||
logger.error("Got signal %i in %s/%s", signal,
|
||||
current_process().name,
|
||||
threading.current_thread().name)
|
||||
logger.error(
|
||||
'Got signal %i in %s/%s',
|
||||
signal, current_process().name, threading.current_thread().name
|
||||
)
|
||||
if current_process().name == "RegExParser":
|
||||
# on Windows this isn't triggered, but it's fine,
|
||||
# it has its own process termination thing
|
||||
raise SystemExit
|
||||
if "PoolWorker" in current_process().name:
|
||||
raise SystemExit
|
||||
if threading.current_thread().name not in (
|
||||
"PyBitmessage", "MainThread"):
|
||||
if threading.current_thread().name not in ("PyBitmessage", "MainThread"):
|
||||
return
|
||||
logger.error("Got signal %i", signal)
|
||||
if shared.thisapp.daemon or not state.enableGUI: # FIXME redundant?
|
||||
shutdown.doCleanShutdown()
|
||||
else:
|
||||
allThreadTraceback(frame)
|
||||
print 'Unfortunately you cannot use Ctrl+C when running the UI because the UI captures the signal.'
|
||||
print('Unfortunately you cannot use Ctrl+C when running the UI'
|
||||
' because the UI captures the signal.')
|
||||
|
||||
|
||||
def isHostInPrivateIPRange(host):
|
||||
|
|
|
|||
|
|
@ -8,35 +8,47 @@ from helper_sql import sqlQuery, sqlStoredProcedure
|
|||
from helper_threading import StoppableThread
|
||||
from knownnodes import saveKnownNodes
|
||||
from inventory import Inventory
|
||||
from queues import addressGeneratorQueue, objectProcessorQueue, UISignalQueue, workerQueue
|
||||
from queues import (
|
||||
addressGeneratorQueue, objectProcessorQueue, UISignalQueue, workerQueue)
|
||||
import shared
|
||||
import state
|
||||
|
||||
|
||||
def doCleanShutdown():
|
||||
state.shutdown = 1 #Used to tell proof of work worker threads and the objectProcessorThread to exit.
|
||||
# Used to tell proof of work worker threads
|
||||
# and the objectProcessorThread to exit.
|
||||
state.shutdown = 1
|
||||
|
||||
objectProcessorQueue.put(('checkShutdownVariable', 'no data'))
|
||||
for thread in threading.enumerate():
|
||||
if thread.isAlive() and isinstance(thread, StoppableThread):
|
||||
thread.stopThread()
|
||||
|
||||
UISignalQueue.put(('updateStatusBar','Saving the knownNodes list of peers to disk...'))
|
||||
UISignalQueue.put((
|
||||
'updateStatusBar',
|
||||
'Saving the knownNodes list of peers to disk...'))
|
||||
logger.info('Saving knownNodes list of peers to disk')
|
||||
saveKnownNodes()
|
||||
logger.info('Done saving knownNodes list of peers to disk')
|
||||
UISignalQueue.put(('updateStatusBar','Done saving the knownNodes list of peers to disk.'))
|
||||
UISignalQueue.put((
|
||||
'updateStatusBar',
|
||||
'Done saving the knownNodes list of peers to disk.'))
|
||||
logger.info('Flushing inventory in memory out to disk...')
|
||||
UISignalQueue.put((
|
||||
'updateStatusBar',
|
||||
'Flushing inventory in memory out to disk. This should normally only take a second...'))
|
||||
'Flushing inventory in memory out to disk.'
|
||||
' This should normally only take a second...'))
|
||||
Inventory().flush()
|
||||
|
||||
# Verify that the objectProcessor has finished exiting. It should have incremented the
|
||||
# shutdown variable from 1 to 2. This must finish before we command the sqlThread to exit.
|
||||
# Verify that the objectProcessor has finished exiting. It should have
|
||||
# incremented the shutdown variable from 1 to 2. This must finish before
|
||||
# we command the sqlThread to exit.
|
||||
while state.shutdown == 1:
|
||||
time.sleep(.1)
|
||||
|
||||
# Wait long enough to guarantee that any running proof of work worker threads will check the
|
||||
# shutdown variable and exit. If the main thread closes before they do then they won't stop.
|
||||
# Wait long enough to guarantee that any running proof of work worker
|
||||
# threads will check the shutdown variable and exit. If the main thread
|
||||
# closes before they do then they won't stop.
|
||||
time.sleep(.25)
|
||||
|
||||
for thread in threading.enumerate():
|
||||
|
|
@ -46,14 +58,17 @@ def doCleanShutdown():
|
|||
logger.debug("Waiting for thread %s", thread.name)
|
||||
thread.join()
|
||||
|
||||
# This one last useless query will guarantee that the previous flush committed and that the
|
||||
# This one last useless query will guarantee that the previous flush
|
||||
# committed and that the
|
||||
# objectProcessorThread committed before we close the program.
|
||||
sqlQuery('SELECT address FROM subscriptions')
|
||||
logger.info('Finished flushing inventory.')
|
||||
sqlStoredProcedure('exit')
|
||||
|
||||
# flush queues
|
||||
for queue in (workerQueue, UISignalQueue, addressGeneratorQueue, objectProcessorQueue):
|
||||
for queue in (
|
||||
workerQueue, UISignalQueue, addressGeneratorQueue,
|
||||
objectProcessorQueue):
|
||||
while True:
|
||||
try:
|
||||
queue.get(False)
|
||||
|
|
@ -68,4 +83,4 @@ def doCleanShutdown():
|
|||
else:
|
||||
logger.info('Core shutdown complete.')
|
||||
for thread in threading.enumerate():
|
||||
logger.debug("Thread %s still running", thread.name)
|
||||
logger.debug('Thread %s still running', thread.name)
|
||||
|
|
|
|||
|
|
@ -1,22 +1,23 @@
|
|||
#! /usr/bin/env python
|
||||
|
||||
import atexit
|
||||
import errno
|
||||
from multiprocessing import Process
|
||||
import os
|
||||
import sys
|
||||
import state
|
||||
|
||||
try:
|
||||
import fcntl # @UnresolvedImport
|
||||
except:
|
||||
except ImportError:
|
||||
pass
|
||||
|
||||
|
||||
class singleinstance:
|
||||
"""
|
||||
Implements a single instance application by creating a lock file at appdata.
|
||||
Implements a single instance application by creating a lock file
|
||||
at appdata.
|
||||
|
||||
This is based upon the singleton class from tendo https://github.com/pycontribs/tendo
|
||||
This is based upon the singleton class from tendo
|
||||
https://github.com/pycontribs/tendo
|
||||
which is under the Python Software Foundation License version 2
|
||||
"""
|
||||
def __init__(self, flavor_id="", daemon=False):
|
||||
|
|
@ -24,7 +25,8 @@ class singleinstance:
|
|||
self.counter = 0
|
||||
self.daemon = daemon
|
||||
self.lockPid = None
|
||||
self.lockfile = os.path.normpath(os.path.join(state.appdata, 'singleton%s.lock' % flavor_id))
|
||||
self.lockfile = os.path.normpath(
|
||||
os.path.join(state.appdata, 'singleton%s.lock' % flavor_id))
|
||||
|
||||
if not self.daemon and not state.curses:
|
||||
# Tells the already running (if any) application to get focus.
|
||||
|
|
@ -41,14 +43,21 @@ class singleinstance:
|
|||
self.lockPid = os.getpid()
|
||||
if sys.platform == 'win32':
|
||||
try:
|
||||
# file already exists, we try to remove (in case previous execution was interrupted)
|
||||
# file already exists, we try to remove
|
||||
# (in case previous execution was interrupted)
|
||||
if os.path.exists(self.lockfile):
|
||||
os.unlink(self.lockfile)
|
||||
self.fd = os.open(self.lockfile, os.O_CREAT | os.O_EXCL | os.O_RDWR | os.O_TRUNC)
|
||||
self.fd = os.open(
|
||||
self.lockfile,
|
||||
os.O_CREAT | os.O_EXCL | os.O_RDWR | os.O_TRUNC
|
||||
)
|
||||
except OSError:
|
||||
type, e, tb = sys.exc_info()
|
||||
if e.errno == 13:
|
||||
print 'Another instance of this application is already running'
|
||||
print(
|
||||
'Another instance of this application'
|
||||
' is already running'
|
||||
)
|
||||
sys.exit(-1)
|
||||
print(e.errno)
|
||||
raise
|
||||
|
|
@ -59,7 +68,8 @@ class singleinstance:
|
|||
self.fp = open(self.lockfile, 'a+')
|
||||
try:
|
||||
if self.daemon and self.lockPid != os.getpid():
|
||||
fcntl.lockf(self.fp, fcntl.LOCK_EX) # wait for parent to finish
|
||||
# wait for parent to finish
|
||||
fcntl.lockf(self.fp, fcntl.LOCK_EX)
|
||||
else:
|
||||
fcntl.lockf(self.fp, fcntl.LOCK_EX | fcntl.LOCK_NB)
|
||||
self.lockPid = os.getpid()
|
||||
|
|
@ -97,5 +107,5 @@ class singleinstance:
|
|||
fcntl.lockf(self.fp, fcntl.LOCK_UN)
|
||||
if os.path.isfile(self.lockfile):
|
||||
os.unlink(self.lockfile)
|
||||
except Exception, e:
|
||||
except Exception:
|
||||
pass
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user