From 8b7790e68f552748b0fe20455c766a2376c2fefd Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Wed, 6 Mar 2019 17:29:15 +0000 Subject: [PATCH 1/2] Port #4422 debug logging from hotfixes --- synapse/handlers/sync.py | 53 ++++++++++++++++++++++++++++++++++------ 1 file changed, 46 insertions(+), 7 deletions(-) diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py index bd97241ab..32101eb36 100644 --- a/synapse/handlers/sync.py +++ b/synapse/handlers/sync.py @@ -39,6 +39,9 @@ from synapse.visibility import filter_events_for_client logger = logging.getLogger(__name__) +# Debug logger for https://github.com/matrix-org/synapse/issues/4422 +issue4422_logger = logging.getLogger("synapse.handler.sync.4422_debug") + # Counts the number of times we returned a non-empty sync. `type` is one of # "initial_sync", "full_state_sync" or "incremental_sync", `lazy_loaded` is @@ -962,6 +965,15 @@ class SyncHandler(object): yield self._generate_sync_entry_for_groups(sync_result_builder) + # debug for https://github.com/matrix-org/synapse/issues/4422 + for joined_room in sync_result_builder.joined: + room_id = joined_room.room_id + if room_id in newly_joined_rooms: + issue4422_logger.debug( + "Sync result for newly joined room %s: %r", + room_id, joined_room, + ) + defer.returnValue(SyncResult( presence=sync_result_builder.presence, account_data=sync_result_builder.account_data, @@ -1425,6 +1437,17 @@ class SyncHandler(object): old_mem_ev = yield self.store.get_event( old_mem_ev_id, allow_none=True ) + + # debug for #4422 + if has_join: + prev_membership = None + if old_mem_ev: + prev_membership = old_mem_ev.membership + issue4422_logger.debug( + "Previous membership for room %s with join: %s (event %s)", + room_id, prev_membership, old_mem_ev_id, + ) + if not old_mem_ev or old_mem_ev.membership != Membership.JOIN: newly_joined_rooms.append(room_id) @@ -1519,30 +1542,39 @@ class SyncHandler(object): for room_id in sync_result_builder.joined_room_ids: room_entry = room_to_events.get(room_id, None) + newly_joined = room_id in newly_joined_rooms if room_entry: events, start_key = room_entry prev_batch_token = now_token.copy_and_replace("room_key", start_key) - room_entries.append(RoomSyncResultBuilder( + entry = RoomSyncResultBuilder( room_id=room_id, rtype="joined", events=events, - newly_joined=room_id in newly_joined_rooms, + newly_joined=newly_joined, full_state=False, - since_token=None if room_id in newly_joined_rooms else since_token, + since_token=None if newly_joined else since_token, upto_token=prev_batch_token, - )) + ) else: - room_entries.append(RoomSyncResultBuilder( + entry = RoomSyncResultBuilder( room_id=room_id, rtype="joined", events=[], - newly_joined=room_id in newly_joined_rooms, + newly_joined=newly_joined, full_state=False, since_token=since_token, upto_token=since_token, - )) + ) + + if newly_joined: + # debugging for https://github.com/matrix-org/synapse/issues/4422 + issue4422_logger.debug( + "RoomSyncResultBuilder events for newly joined room %s: %r", + room_id, entry.events, + ) + room_entries.append(entry) defer.returnValue((room_entries, invited, newly_joined_rooms, newly_left_rooms)) @@ -1663,6 +1695,13 @@ class SyncHandler(object): newly_joined_room=newly_joined, ) + if newly_joined: + # debug for https://github.com/matrix-org/synapse/issues/4422 + issue4422_logger.debug( + "Timeline events after filtering in newly-joined room %s: %r", + room_id, batch, + ) + # When we join the room (or the client requests full_state), we should # send down any existing tags. Usually the user won't have tags in a # newly joined room, unless either a) they've joined before or b) the From 4238f6354567491aad17e4344e432aa20a59f4d6 Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Wed, 6 Mar 2019 17:32:48 +0000 Subject: [PATCH 2/2] Newsfile --- changelog.d/4816.misc | 1 + 1 file changed, 1 insertion(+) create mode 100644 changelog.d/4816.misc diff --git a/changelog.d/4816.misc b/changelog.d/4816.misc new file mode 100644 index 000000000..43d94251f --- /dev/null +++ b/changelog.d/4816.misc @@ -0,0 +1 @@ +Add debug logger to try and track down #4422.