Пример #1
0
 def _complete(self, out):
     assert not BaseTask._cleanup_running, "Discontinuing processing because cleanup has started."
     msg(consoleformat="%(task)r._complete(%(result)r)", task=self, result=out)
     if isinstance(out, failure.Failure):
       try:
         self._fail(out)
         self.deferred.pause()
         BaseTask._all_cleanup()
         reactor.callFromThread(reactor.stop)
         return out
       except:
         err(failure.Failure())
     if self.deferred.callbacks:
         self.deferred.addBoth(self._complete)
         return out
     parent = getattr(self, 'parent', None)
     try:
         if parent:
             parent.complete_sub(out, self)
     finally:
         if self in self.__bg_tasks:
             self.__bg_tasks.remove(self)
         if not self.__bg_tasks and reactor.running:
             reactor.stop()
     return out
Пример #2
0
def background_task(func, self, *args, **kwargs):
    self._register()
    msg(consoleformat=u"%(obj)r.%(fun)s queue", obj=self, fun=func.func_name)
    reactor.callWhenRunning(func, self, *args, **kwargs)
    if not reactor.running:
        msg(consoleformat=u"Starting %(task)r", task=self)
        reactor.run()
        sys.exit()
Пример #3
0
 def processEnded(self, reason):
     (self.task.out, self.task.err) = map(''.join, (self._out, self._err))
     msg(consoleformat="process exited with reason %(reason)r, output %(output)r", reason=reason, output=(self.task.out, self.task.err))
     if reason.check(error.ProcessDone) and not (reason.value.status or reason.value.signal):
         self.task.deferred.callback((self.task.out, self.task.err))
     else:
         reason._taskoutput = ''.join(self._all)
         self.task.deferred.errback(reason)
Пример #4
0
 def _all_cleanup(cls):
     cls._cleanup_running = True
     for task in cls.__bg_tasks:
         msg(consoleformat="cleaning %(task)r", task=task)
         try:
             task.deferred.pause()
             task._cleanup()
         except:
             err(failure.Failure())
Пример #5
0
 def __init__(self, *args, **kwargs):
     self.args = args
     _id = kwargs.get('_id')
     if _id:
         self.__id = "%s@%x" % (_id, id(self))
     else:
         self.__id = "@%x" % id(self)
     msg(consoleformat=u"new Task %(obj)r: %(obj)s", obj=self)
     self.deferred = defer.Deferred()
     self.deferred.addBoth(self._complete)
Пример #6
0
def logfunc(func, self, *args, **kwargs):
    msg(consoleformat=u"%(obj)r.%(fun)s start", obj=self, fun=func.func_name)
    try:
        return func(self, *args, **kwargs)
    finally:
        msg(consoleformat=u"%(obj)r.%(fun)s finish", obj=self, fun=func.func_name)
Пример #7
0
def queue_task(func, self, *args, **kwargs):
    self._register()
    msg(consoleformat=u"%(obj)r.%(fun)s queue", obj=self, fun=func.func_name)
    reactor.callWhenRunning(func, self, *args, **kwargs)
Пример #8
0
 def run_sub(self, sub, *args, **kwargs):
     msg(consoleformat="start %(sub)r for %(obj)r", sub=sub, obj=self)
     self.subs.add(sub)
     sub.parent = self
     sub.run(*args, **kwargs)