Merge pull request #4798 from matrix-org/rav/rr_debug

Add some debug about processing read receipts.
This commit is contained in:
Richard van der Hoff 2019-03-04 19:04:05 +00:00 committed by GitHub
commit 48583cef7e
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2 changed files with 21 additions and 6 deletions

1
changelog.d/4798.misc Normal file
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@ -0,0 +1 @@
Add some debug about processing read receipts.

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@ -346,15 +346,23 @@ class ReceiptsStore(ReceiptsWorkerStore):
def insert_linearized_receipt_txn(self, txn, room_id, receipt_type,
user_id, event_id, data, stream_id):
"""Inserts a read-receipt into the database if it's newer than the current RR
Returns: int|None
None if the RR is older than the current RR
otherwise, the rx timestamp of the event that the RR corresponds to
(or 0 if the event is unknown)
"""
res = self._simple_select_one_txn(
txn,
table="events",
retcols=["topological_ordering", "stream_ordering"],
retcols=["stream_ordering", "received_ts"],
keyvalues={"event_id": event_id},
allow_none=True
)
stream_ordering = int(res["stream_ordering"]) if res else None
rx_ts = res["received_ts"] if res else 0
# We don't want to clobber receipts for more recent events, so we
# have to compare orderings of existing receipts
@ -373,7 +381,7 @@ class ReceiptsStore(ReceiptsWorkerStore):
"one for later event %s",
event_id, eid,
)
return False
return None
txn.call_after(
self.get_receipts_for_room.invalidate, (room_id, receipt_type)
@ -429,7 +437,7 @@ class ReceiptsStore(ReceiptsWorkerStore):
stream_ordering=stream_ordering,
)
return True
return rx_ts
@defer.inlineCallbacks
def insert_receipt(self, room_id, receipt_type, user_id, event_ids, data):
@ -466,7 +474,7 @@ class ReceiptsStore(ReceiptsWorkerStore):
stream_id_manager = self._receipts_id_gen.get_next()
with stream_id_manager as stream_id:
have_persisted = yield self.runInteraction(
event_ts = yield self.runInteraction(
"insert_linearized_receipt",
self.insert_linearized_receipt_txn,
room_id, receipt_type, user_id, linearized_event_id,
@ -474,8 +482,14 @@ class ReceiptsStore(ReceiptsWorkerStore):
stream_id=stream_id,
)
if not have_persisted:
defer.returnValue(None)
if event_ts is None:
defer.returnValue(None)
now = self._clock.time_msec()
logger.debug(
"RR for event %s in %s (%i ms old)",
linearized_event_id, room_id, now - event_ts,
)
yield self.insert_graph_receipt(
room_id, receipt_type, user_id, event_ids, data