diff options
Diffstat (limited to 'synapse/notifier.py')
| -rw-r--r-- | synapse/notifier.py | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/synapse/notifier.py b/synapse/notifier.py index 054ca59ad2..40baa6969a 100644 --- a/synapse/notifier.py +++ b/synapse/notifier.py @@ -294,14 +294,7 @@ class Notifier(object): result = None if timeout: - # Will be set to a _NotificationListener that we'll be waiting on. - # Allows us to cancel it. - listener = None - - def timed_out(): - if listener: - listener.deferred.cancel() - timer = self.clock.call_later(timeout / 1000., timed_out) + end_time = self.clock.time_msec() + timeout prev_token = from_token while not result: @@ -312,6 +305,10 @@ class Notifier(object): if result: break + now = self.clock.time_msec() + if end_time <= now: + break + # Now we wait for the _NotifierUserStream to be told there # is a new token. # We need to supply the token we supplied to callback so @@ -319,11 +316,12 @@ class Notifier(object): prev_token = current_token listener = user_stream.new_listener(prev_token) with PreserveLoggingContext(): - yield listener.deferred + yield self.clock.time_bound_deferred( + listener.deferred, + time_out=(end_time - now) / 1000. + ) except defer.CancelledError: break - - self.clock.cancel_call_later(timer, ignore_errs=True) else: current_token = user_stream.current_token result = yield callback(from_token, current_token) |