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Merge pull request #2790 from matrix-org/rav/preserve_event_logcontext_leak
Fix a logcontext leak in persist_events
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commit
f5f89fda21
1 changed files with 8 additions and 1 deletions
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@ -146,6 +146,9 @@ class _EventPeristenceQueue(object):
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try:
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queue = self._get_drainining_queue(room_id)
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for item in queue:
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# handle_queue_loop runs in the sentinel logcontext, so
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# there is no need to preserve_fn when running the
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# callbacks on the deferred.
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try:
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ret = yield per_item_callback(item)
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item.deferred.callback(ret)
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@ -157,7 +160,11 @@ class _EventPeristenceQueue(object):
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self._event_persist_queues[room_id] = queue
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self._currently_persisting_rooms.discard(room_id)
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preserve_fn(handle_queue_loop)()
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# set handle_queue_loop off on the background. We don't want to
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# attribute work done in it to the current request, so we drop the
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# logcontext altogether.
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with PreserveLoggingContext():
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handle_queue_loop()
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def _get_drainining_queue(self, room_id):
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queue = self._event_persist_queues.setdefault(room_id, deque())
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