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Move catchup of replication streams to worker. (#7024)

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This changes the replication protocol so that the server does not send down `RDATA` for rows that happened before the client connected. Instead, the server will send a `POSITION` and clients then query the database (or master out of band) to get up to date.
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Erik Johnston 2020-03-25 14:54:01 +00:00 • committed by GitHub
parent 7bab642707
commit 4cff617df1
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24 changed files with 635 additions and 487 deletions
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40
synapse/storage/data_stores/main/room.py
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@ -732,6 +732,26 @@ class RoomWorkerStore(SQLBaseStore):
return total_media_quarantined
def get_all_new_public_rooms(self, prev_id, current_id, limit):
def get_all_new_public_rooms(txn):
sql = """
SELECT stream_id, room_id, visibility, appservice_id, network_id
FROM public_room_list_stream
WHERE stream_id > ? AND stream_id <= ?
ORDER BY stream_id ASC
LIMIT ?
"""
txn.execute(sql, (prev_id, current_id, limit))
return txn.fetchall()
if prev_id == current_id:
return defer.succeed([])
return self.db.runInteraction(
"get_all_new_public_rooms", get_all_new_public_rooms
)
class RoomBackgroundUpdateStore(SQLBaseStore):
REMOVE_TOMESTONED_ROOMS_BG_UPDATE = "remove_tombstoned_rooms_from_directory"
@ -1249,26 +1269,6 @@ class RoomStore(RoomBackgroundUpdateStore, RoomWorkerStore, SearchStore):
def get_current_public_room_stream_id(self):
return self._public_room_id_gen.get_current_token()
def get_all_new_public_rooms(self, prev_id, current_id, limit):
def get_all_new_public_rooms(txn):
sql = """
SELECT stream_id, room_id, visibility, appservice_id, network_id
FROM public_room_list_stream
WHERE stream_id > ? AND stream_id <= ?
ORDER BY stream_id ASC
LIMIT ?
"""
txn.execute(sql, (prev_id, current_id, limit))
return txn.fetchall()
if prev_id == current_id:
return defer.succeed([])
return self.db.runInteraction(
"get_all_new_public_rooms", get_all_new_public_rooms
)
@defer.inlineCallbacks
def block_room(self, room_id, user_id):
"""Marks the room as blocked. Can be called multiple times.