Drop backwards-compatibility support for "outlier" (#10903)

Before Synapse 1.31 (#9411), we relied on `outlier` being stored in the
`internal_metadata` column. We can now assume nobody will roll back their
deployment that far and drop the legacy support.
This commit is contained in:
Richard van der Hoff 2021-09-28 15:25:36 +01:00 committed by GitHub
parent 2622b28c5c
commit 8aaa4b7b5d
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
3 changed files with 4 additions and 25 deletions

View file

@ -1276,13 +1276,6 @@ class PersistEventsStore:
logger.exception("")
raise
# update the stored internal_metadata to update the "outlier" flag.
# TODO: This is unused as of Synapse 1.31. Remove it once we are happy
# to drop backwards-compatibility with 1.30.
metadata_json = json_encoder.encode(event.internal_metadata.get_dict())
sql = "UPDATE event_json SET internal_metadata = ? WHERE event_id = ?"
txn.execute(sql, (metadata_json, event.event_id))
# Add an entry to the ex_outlier_stream table to replicate the
# change in outlier status to our workers.
stream_order = event.internal_metadata.stream_ordering
@ -1327,19 +1320,6 @@ class PersistEventsStore:
d.pop("redacted_because", None)
return d
def get_internal_metadata(event):
im = event.internal_metadata.get_dict()
# temporary hack for database compatibility with Synapse 1.30 and earlier:
# store the `outlier` flag inside the internal_metadata json as well as in
# the `events` table, so that if anyone rolls back to an older Synapse,
# things keep working. This can be removed once we are happy to drop support
# for that
if event.internal_metadata.is_outlier():
im["outlier"] = True
return im
self.db_pool.simple_insert_many_txn(
txn,
table="event_json",
@ -1348,7 +1328,7 @@ class PersistEventsStore:
"event_id": event.event_id,
"room_id": event.room_id,
"internal_metadata": json_encoder.encode(
get_internal_metadata(event)
event.internal_metadata.get_dict()
),
"json": json_encoder.encode(event_dict(event)),
"format_version": event.format_version,