diff options
| -rw-r--r-- | synapse/notifier.py | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/synapse/notifier.py b/synapse/notifier.py index de02b1017e..2505202e98 100644 --- a/synapse/notifier.py +++ b/synapse/notifier.py @@ -178,8 +178,6 @@ class Notifier(object): self.remove_expired_streams, self.UNUSED_STREAM_EXPIRY_MS ) - self.replication_deferred = ObservableDeferred(defer.Deferred()) - # This is not a very cheap test to perform, but it's only executed # when rendering the metrics page, which is likely once per minute at # most when scraping it. @@ -518,10 +516,6 @@ class Notifier(object): def notify_replication(self): """Notify the any replication listeners that there's a new event""" with PreserveLoggingContext(): - deferred = self.replication_deferred - self.replication_deferred = ObservableDeferred(defer.Deferred()) - deferred.callback(None) - # the callbacks may well outlast the current request, so we run # them in the sentinel logcontext. # @@ -530,47 +524,3 @@ class Notifier(object): # accordingly, but that requires more changes) for cb in self.replication_callbacks: cb() - - @defer.inlineCallbacks - def wait_for_replication(self, callback, timeout): - """Wait for an event to happen. - - Args: - callback: Gets called whenever an event happens. If this returns a - truthy value then ``wait_for_replication`` returns, otherwise - it waits for another event. - timeout: How many milliseconds to wait for callback return a truthy - value. - - Returns: - A deferred that resolves with the value returned by the callback. - """ - listener = _NotificationListener(None) - - end_time = self.clock.time_msec() + timeout - - while True: - listener.deferred = self.replication_deferred.observe() - result = yield callback() - if result: - break - - now = self.clock.time_msec() - if end_time <= now: - break - - listener.deferred = timeout_deferred( - listener.deferred, - timeout=(end_time - now) / 1000., - reactor=self.hs.get_reactor(), - ) - - try: - with PreserveLoggingContext(): - yield listener.deferred - except defer.TimeoutError: - break - except defer.CancelledError: - break - - defer.returnValue(result) |