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Remove event fetching from DB threads

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This commit is contained in:
Erik Johnston 2016-06-03 17:12:48 +01:00
parent 5f88549f4a
commit 05e01f21d7
7 changed files with 75 additions and 200 deletions
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46
synapse/storage/room.py
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@ -194,32 +194,44 @@ class RoomStore(SQLBaseStore):
@cachedInlineCallbacks()
def get_room_name_and_aliases(self, room_id):
def f(txn):
def get_room_name(txn):
sql = (
"SELECT event_id FROM current_state_events "
"WHERE room_id = ? "
"SELECT name FROM room_names"
" INNER JOIN current_state_events USING (room_id, event_id)"
" WHERE room_id = ?"
" LIMIT 1"
)
sql += " AND ((type = 'm.room.name' AND state_key = '')"
sql += " OR type = 'm.room.aliases')"
txn.execute(sql, (room_id,))
results = self.cursor_to_dict(txn)
rows = txn.fetchall()
if rows:
return rows[0][0]
else:
return None
return self._parse_events_txn(txn, results)
return [row[0] for row in txn.fetchall()]
events = yield self.runInteraction("get_room_name_and_aliases", f)
def get_room_aliases(txn):
sql = (
"SELECT content FROM current_state_events"
" INNER JOIN events USING (room_id, event_id)"
" WHERE room_id = ?"
)
txn.execute(sql, (room_id,))
return [row[0] for row in txn.fetchall()]
name = yield self.runInteraction("get_room_name", get_room_name)
alias_contents = yield self.runInteraction("get_room_aliases", get_room_aliases)
name = None
aliases = []
for e in events:
if e.type == 'm.room.name':
if 'name' in e.content:
name = e.content['name']
elif e.type == 'm.room.aliases':
if 'aliases' in e.content:
aliases.extend(e.content['aliases'])
for c in alias_contents:
try:
content = json.loads(c)
except:
continue
aliases.extend(content.get('aliases', []))
defer.returnValue((name, aliases))