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Improve logging when processing incoming transactions (#9596)
Put the room id in the logcontext, to make it easier to understand what's going on.
This commit is contained in:
Richard van der Hoff
GitHub
parent
464e5da7b2
commit
2b328d7e02
1
changelog.d/9596.misc
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1
changelog.d/9596.misc
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@ -0,0 +1 @@
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Improve logging when processing incoming transactions.
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@ -335,34 +335,41 @@ class FederationServer(FederationBase):
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# impose a limit to avoid going too crazy with ram/cpu.
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async def process_pdus_for_room(room_id: str):
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logger.debug("Processing PDUs for %s", room_id)
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try:
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await self.check_server_matches_acl(origin_host, room_id)
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except AuthError as e:
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logger.warning("Ignoring PDUs for room %s from banned server", room_id)
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for pdu in pdus_by_room[room_id]:
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event_id = pdu.event_id
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pdu_results[event_id] = e.error_dict()
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return
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with nested_logging_context(room_id):
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logger.debug("Processing PDUs for %s", room_id)
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for pdu in pdus_by_room[room_id]:
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event_id = pdu.event_id
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with pdu_process_time.time():
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with nested_logging_context(event_id):
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try:
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await self._handle_received_pdu(origin, pdu)
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pdu_results[event_id] = {}
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except FederationError as e:
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logger.warning("Error handling PDU %s: %s", event_id, e)
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pdu_results[event_id] = {"error": str(e)}
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except Exception as e:
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f = failure.Failure()
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pdu_results[event_id] = {"error": str(e)}
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logger.error(
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"Failed to handle PDU %s",
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event_id,
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exc_info=(f.type, f.value, f.getTracebackObject()), # type: ignore
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)
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try:
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await self.check_server_matches_acl(origin_host, room_id)
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except AuthError as e:
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logger.warning(
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"Ignoring PDUs for room %s from banned server", room_id
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)
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for pdu in pdus_by_room[room_id]:
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event_id = pdu.event_id
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pdu_results[event_id] = e.error_dict()
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return
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for pdu in pdus_by_room[room_id]:
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pdu_results[pdu.event_id] = await process_pdu(pdu)
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async def process_pdu(pdu: EventBase) -> JsonDict:
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event_id = pdu.event_id
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with pdu_process_time.time():
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with nested_logging_context(event_id):
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try:
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await self._handle_received_pdu(origin, pdu)
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return {}
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except FederationError as e:
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logger.warning("Error handling PDU %s: %s", event_id, e)
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return {"error": str(e)}
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except Exception as e:
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f = failure.Failure()
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logger.error(
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"Failed to handle PDU %s",
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event_id,
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exc_info=(f.type, f.value, f.getTracebackObject()), # type: ignore
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)
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return {"error": str(e)}
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await concurrently_execute(
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process_pdus_for_room, pdus_by_room.keys(), TRANSACTION_CONCURRENCY_LIMIT
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@ -201,7 +201,7 @@ class FederationHandler(BaseHandler):
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or pdu.internal_metadata.is_outlier()
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)
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if already_seen:
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logger.debug("[%s %s]: Already seen pdu", room_id, event_id)
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logger.debug("Already seen pdu")
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return
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# do some initial sanity-checking of the event. In particular, make
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@ -210,18 +210,14 @@ class FederationHandler(BaseHandler):
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try:
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self._sanity_check_event(pdu)
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except SynapseError as err:
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logger.warning(
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"[%s %s] Received event failed sanity checks", room_id, event_id
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)
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logger.warning("Received event failed sanity checks")
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raise FederationError("ERROR", err.code, err.msg, affected=pdu.event_id)
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# If we are currently in the process of joining this room, then we
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# queue up events for later processing.
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if room_id in self.room_queues:
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logger.info(
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"[%s %s] Queuing PDU from %s for now: join in progress",
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room_id,
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event_id,
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"Queuing PDU from %s for now: join in progress",
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origin,
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)
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self.room_queues[room_id].append((pdu, origin))
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@ -236,9 +232,7 @@ class FederationHandler(BaseHandler):
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is_in_room = await self.auth.check_host_in_room(room_id, self.server_name)
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if not is_in_room:
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logger.info(
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"[%s %s] Ignoring PDU from %s as we're not in the room",
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room_id,
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event_id,
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"Ignoring PDU from %s as we're not in the room",
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origin,
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)
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return None
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@ -250,7 +244,7 @@ class FederationHandler(BaseHandler):
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# We only backfill backwards to the min depth.
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min_depth = await self.get_min_depth_for_context(pdu.room_id)
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logger.debug("[%s %s] min_depth: %d", room_id, event_id, min_depth)
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logger.debug("min_depth: %d", min_depth)
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prevs = set(pdu.prev_event_ids())
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seen = await self.store.have_events_in_timeline(prevs)
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@ -267,17 +261,13 @@ class FederationHandler(BaseHandler):
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# If we're missing stuff, ensure we only fetch stuff one
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# at a time.
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logger.info(
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"[%s %s] Acquiring room lock to fetch %d missing prev_events: %s",
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room_id,
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event_id,
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"Acquiring room lock to fetch %d missing prev_events: %s",
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len(missing_prevs),
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shortstr(missing_prevs),
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)
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with (await self._room_pdu_linearizer.queue(pdu.room_id)):
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logger.info(
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"[%s %s] Acquired room lock to fetch %d missing prev_events",
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room_id,
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event_id,
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"Acquired room lock to fetch %d missing prev_events",
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len(missing_prevs),
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)
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@ -297,9 +287,7 @@ class FederationHandler(BaseHandler):
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if not prevs - seen:
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logger.info(
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"[%s %s] Found all missing prev_events",
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room_id,
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event_id,
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"Found all missing prev_events",
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)
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if prevs - seen:
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@ -329,9 +317,7 @@ class FederationHandler(BaseHandler):
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if sent_to_us_directly:
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logger.warning(
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"[%s %s] Rejecting: failed to fetch %d prev events: %s",
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room_id,
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event_id,
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"Rejecting: failed to fetch %d prev events: %s",
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len(prevs - seen),
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shortstr(prevs - seen),
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)
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@ -414,10 +400,7 @@ class FederationHandler(BaseHandler):
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state = [event_map[e] for e in state_map.values()]
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except Exception:
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logger.warning(
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"[%s %s] Error attempting to resolve state at missing "
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"prev_events",
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room_id,
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event_id,
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"Error attempting to resolve state at missing " "prev_events",
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exc_info=True,
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)
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raise FederationError(
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@ -454,9 +437,7 @@ class FederationHandler(BaseHandler):
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latest |= seen
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logger.info(
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"[%s %s]: Requesting missing events between %s and %s",
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room_id,
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event_id,
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"Requesting missing events between %s and %s",
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shortstr(latest),
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event_id,
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)
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@ -523,15 +504,11 @@ class FederationHandler(BaseHandler):
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# We failed to get the missing events, but since we need to handle
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# the case of `get_missing_events` not returning the necessary
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# events anyway, it is safe to simply log the error and continue.
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logger.warning(
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"[%s %s]: Failed to get prev_events: %s", room_id, event_id, e
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)
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logger.warning("Failed to get prev_events: %s", e)
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return
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logger.info(
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"[%s %s]: Got %d prev_events: %s",
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room_id,
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event_id,
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"Got %d prev_events: %s",
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len(missing_events),
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shortstr(missing_events),
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)
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@ -542,9 +519,7 @@ class FederationHandler(BaseHandler):
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for ev in missing_events:
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logger.info(
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"[%s %s] Handling received prev_event %s",
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room_id,
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event_id,
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"Handling received prev_event %s",
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ev.event_id,
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)
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with nested_logging_context(ev.event_id):
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@ -553,9 +528,7 @@ class FederationHandler(BaseHandler):
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except FederationError as e:
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if e.code == 403:
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logger.warning(
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"[%s %s] Received prev_event %s failed history check.",
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room_id,
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event_id,
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"Received prev_event %s failed history check.",
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ev.event_id,
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)
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else:
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@ -707,10 +680,7 @@ class FederationHandler(BaseHandler):
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(ie, we are missing one or more prev_events), the resolved state at the
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event
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"""
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room_id = event.room_id
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event_id = event.event_id
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logger.debug("[%s %s] Processing event: %s", room_id, event_id, event)
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logger.debug("Processing event: %s", event)
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try:
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await self._handle_new_event(origin, event, state=state)
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