From 782fb8d66aabb29d68712e2fc220d967ef8dfcf5 Mon Sep 17 00:00:00 2001 From: Kali Kaneko Date: Fri, 16 Jan 2015 20:03:11 -0400 Subject: remove use of threading.Condition we should deal with this with pure deferreds --- src/leap/bitmask/backend/components.py | 13 +++++++------ src/leap/bitmask/services/mail/imapcontroller.py | 17 ++++++----------- 2 files changed, 13 insertions(+), 17 deletions(-) diff --git a/src/leap/bitmask/backend/components.py b/src/leap/bitmask/backend/components.py index 8ed43364..2ae796f6 100644 --- a/src/leap/bitmask/backend/components.py +++ b/src/leap/bitmask/backend/components.py @@ -17,13 +17,16 @@ """ Backend components """ + +# TODO [ ] Get rid of all this deferToThread mess, or at least contain +# all of it into its own threadpool. + import logging import os import socket import time from functools import partial -from threading import Condition from twisted.internet import threads, defer from twisted.python import log @@ -1038,12 +1041,10 @@ class Mail(object): """ Stop imap and wait until the service is stopped to signal that is done. """ - cv = Condition() - cv.acquire() - threads.deferToThread(self._imap_controller.stop_imap_service, cv) + # FIXME just get a fucking deferred and signal as a callback, with + # timeout and cancellability + threads.deferToThread(self._imap_controller.stop_imap_service) logger.debug('Waiting for imap service to stop.') - cv.wait(self.SERVICE_STOP_TIMEOUT) - logger.debug('IMAP stopped') self._signaler.signal(self._signaler.imap_stopped) def stop_imap_service(self): diff --git a/src/leap/bitmask/services/mail/imapcontroller.py b/src/leap/bitmask/services/mail/imapcontroller.py index bb9eb9dc..1b39ef91 100644 --- a/src/leap/bitmask/services/mail/imapcontroller.py +++ b/src/leap/bitmask/services/mail/imapcontroller.py @@ -84,16 +84,16 @@ class IMAPController(object): d.addCallback(assign_incoming_service) d.addErrback(lambda f: logger.error(f.printTraceback())) - def stop_imap_service(self, cv): + def stop_imap_service(self): """ Stop IMAP service (fetcher, factory and port). - - :param cv: A condition variable to which we can signal when imap - indeed stops. - :type cv: threading.Condition """ if self.incoming_mail_service is not None: # Stop the loop call in the fetcher + + # XXX BUG -- the deletion of the reference should be made + # after stopService() triggers its deferred (ie, cleanup has been + # made) self.incoming_mail_service.stopService() self.incoming_mail_service = None @@ -103,12 +103,7 @@ class IMAPController(object): # Stop the protocol self.imap_factory.theAccount.closed = True - self.imap_factory.doStop(cv) - else: - # Release the condition variable so the caller doesn't have to wait - cv.acquire() - cv.notify() - cv.release() + self.imap_factory.doStop() def fetch_incoming_mail(self): """ -- cgit v1.2.3