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Merge pull request #755 from matrix-org/markjh/right_direction

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Fix backfill replication to advance the stream correctly
This commit is contained in:
Mark Haines 2016-04-27 15:54:48 +01:00
commit 21d188bf95
2 changed files with 3 additions and 3 deletions
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2
synapse/replication/resource.py
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@ -382,7 +382,7 @@ class _Writer(object):
position = rows[-1][0] position = rows[-1][0]
self.streams[name] = { self.streams[name] = {
"position": str(position), "position": position if type(position) is int else str(position),
"field_names": fields, "field_names": fields,
"rows": rows, "rows": rows,
} }

4
synapse/replication/slave/storage/events.py
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@ -118,7 +118,7 @@ class SlavedEventStore(BaseSlavedStore):
def stream_positions(self): def stream_positions(self):
result = super(SlavedEventStore, self).stream_positions() result = super(SlavedEventStore, self).stream_positions()
result["events"] = self._stream_id_gen.get_current_token() result["events"] = self._stream_id_gen.get_current_token()
result["backfill"] = self._backfill_id_gen.get_current_token() result["backfill"] = -self._backfill_id_gen.get_current_token()
return result return result
def process_replication(self, result): def process_replication(self, result):
@ -136,7 +136,7 @@ class SlavedEventStore(BaseSlavedStore):
stream = result.get("backfill") stream = result.get("backfill")
if stream: if stream:
self._backfill_id_gen.advance(stream["position"]) self._backfill_id_gen.advance(-stream["position"])
for row in stream["rows"]: for row in stream["rows"]:
self._process_replication_row( self._process_replication_row(
row, backfilled=True, state_resets=state_resets row, backfilled=True, state_resets=state_resets