Debug message not available on federation

scripts-dev/complement.sh

@@ -65,4 +65,4 @@ if [[ -n "$1" ]]; then
 fi
 
 # Run the tests!
-go test -v -tags synapse_blacklist,msc2946,msc3083,msc2716 -count=1 $EXTRA_COMPLEMENT_ARGS ./tests
+go test -v -tags synapse_blacklist,msc2946,msc3083,msc2716 -count=1 $EXTRA_COMPLEMENT_ARGS ./tests -run TestBackfillingHistory/parallel/Historical_messages_are_visible_when_joining_on_federated_server

synapse/handlers/federation.py

@@ -1057,6 +1057,7 @@ class FederationHandler(BaseHandler):
         self, room_id: str, current_depth: int, limit: int
     ) -> bool:
         extremities = await self.store.get_oldest_events_with_depth_in_room(room_id)
+        logger.info("_maybe_backfill_inner extremities=%s", extremities)
 
         if not extremities:
             logger.debug("Not backfilling as no extremeties found.")
@@ -2161,8 +2162,16 @@ class FederationHandler(BaseHandler):
         limit = min(limit, 100)
 
         events = await self.store.get_backfill_events(room_id, pdu_list, limit)
+        logger.info(
+            "on_backfill_request get_backfill_events events(%d)=%s", len(events), events
+        )
 
         events = await filter_events_for_server(self.storage, origin, events)
+        logger.info(
+            "on_backfill_request filter_events_for_server events(%d)=%s",
+            len(events),
+            events,
+        )
 
         return events
 

synapse/storage/databases/main/event_federation.py

@@ -663,8 +663,9 @@ class EventFederationWorkerStore(EventsWorkerStore, SignatureWorkerStore, SQLBas
             " ON g.event_id = e.event_id"
             " INNER JOIN event_backward_extremities as b"
             " ON g.prev_event_id = b.event_id"
-            " INNER JOIN insertion_event_extremeties as i"
-            " ON g.event_id = i.insertion_prev_event_id"
+            # TODO
+            # " INNER JOIN insertion_event_extremeties as i"
+            # " ON g.event_id = i.insertion_prev_event_id"
             " WHERE b.room_id = ? AND g.is_state is ?"
             " GROUP BY b.event_id"
         )