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Merge pull request #2060 from matrix-org/erikj/cache_hosts_in_room

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Cache hosts in room
This commit is contained in:
Erik Johnston 2017-03-24 13:07:22 +00:00 committed by GitHub
commit 23e0ff840a
2 changed files with 11 additions and 2 deletions
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3
synapse/handlers/presence.py
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@ -575,8 +575,7 @@ class PresenceHandler(object):
if not local_states:
continue
users = yield self.store.get_users_in_room(room_id)
hosts = set(get_domain_from_id(u) for u in users)
hosts = yield self.store.get_hosts_in_room(room_id)
for host in hosts:
hosts_to_states.setdefault(host, []).extend(local_states)

10
synapse/storage/roommember.py
View File

@ -129,6 +129,16 @@ class RoomMemberStore(SQLBaseStore):
with self._stream_id_gen.get_next() as stream_ordering:
yield self.runInteraction("locally_reject_invite", f, stream_ordering)
@cachedInlineCallbacks(max_entries=100000, iterable=True, cache_context=True)
def get_hosts_in_room(self, room_id, cache_context):
"""Returns the set of all hosts currently in the room
"""
user_ids = yield self.get_users_in_room(
room_id, on_invalidate=cache_context.invalidate,
)
hosts = frozenset(get_domain_from_id(user_id) for user_id in user_ids)
defer.returnValue(hosts)
@cached(max_entries=500000, iterable=True)
def get_users_in_room(self, room_id):
def f(txn):