forked from MirrorHub/synapse
Lint
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48e57a6452
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1 changed files with 12 additions and 6 deletions
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@ -539,7 +539,9 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore):
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return self.db.runInteraction(
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return self.db.runInteraction(
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"get_room_event_after_stream_ordering",
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"get_room_event_after_stream_ordering",
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self.get_room_event_around_stream_ordering_txn,
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self.get_room_event_around_stream_ordering_txn,
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room_id, stream_ordering, "f",
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room_id,
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stream_ordering,
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"f",
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)
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)
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def get_room_event_before_stream_ordering(self, room_id, stream_ordering):
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def get_room_event_before_stream_ordering(self, room_id, stream_ordering):
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@ -556,7 +558,9 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore):
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return self.db.runInteraction(
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return self.db.runInteraction(
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"get_room_event_before_stream_ordering",
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"get_room_event_before_stream_ordering",
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self.get_room_event_around_stream_ordering_txn,
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self.get_room_event_around_stream_ordering_txn,
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room_id, stream_ordering, "b",
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room_id,
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stream_ordering,
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"b",
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)
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)
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def get_room_event_around_stream_ordering_txn(
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def get_room_event_around_stream_ordering_txn(
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@ -575,6 +579,11 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore):
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Deferred[(int, int, str)]:
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Deferred[(int, int, str)]:
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(stream ordering, topological ordering, event_id)
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(stream ordering, topological ordering, event_id)
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"""
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"""
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# Figure out which comparison operation to perform and how to order the results,
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# using the provided direction.
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op = "<=" if dir == "b" else ">="
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order = "DESC" if dir == "b" else "ASC"
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sql = (
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sql = (
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"SELECT stream_ordering, topological_ordering, event_id"
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"SELECT stream_ordering, topological_ordering, event_id"
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" FROM events"
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" FROM events"
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@ -582,10 +591,7 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore):
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" AND NOT outlier"
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" AND NOT outlier"
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" ORDER BY stream_ordering %s"
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" ORDER BY stream_ordering %s"
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" LIMIT 1"
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" LIMIT 1"
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) % (
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) % (op, order)
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"<=" if dir == "b" else ">=",
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"DESC" if dir == "b" else "ASC",
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)
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txn.execute(sql, (room_id, stream_ordering))
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txn.execute(sql, (room_id, stream_ordering))
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return txn.fetchone()
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return txn.fetchone()
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