From c8cd87b21bea2fc4a54353849d0b137f09654b18 Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Tue, 30 Aug 2016 11:23:26 +0100 Subject: [PATCH] Comment about message deletion --- synapse/handlers/sync.py | 3 +++ 1 file changed, 3 insertions(+) diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py index a8f8b9a75..14f2032af 100644 --- a/synapse/handlers/sync.py +++ b/synapse/handlers/sync.py @@ -566,6 +566,9 @@ class SyncHandler(object): since_stream_id = int(sync_result_builder.since_token.to_device_key) if since_stream_id != int(now_token.to_device_key): + # We only delete messages when a new message comes in, but that's + # fine so long as we delete them at some point. + logger.debug("Deleting messages up to %d", since_stream_id) yield self.store.delete_messages_for_device( user_id, device_id, since_stream_id