Add on_invalidate to the function signature in the hopes that may make things work well

Author: Half-Shot

synapse/appservice/__init__.py

@@ -19,7 +19,7 @@
 from synapse.api.constants import EventTypes
 from synapse.events import EventBase
 from synapse.types import GroupID, JsonDict, UserID, get_domain_from_id
-from synapse.util.caches.descriptors import cached
+from synapse.util.caches.descriptors import _CacheContext, cached
 
 if TYPE_CHECKING:
     from synapse.appservice.api import ApplicationServiceApi
@@ -166,7 +166,7 @@ async def _matches_user(
 
     @cached(num_args=1, cache_context=True)
     async def matches_user_in_member_list(
-        self, room_id: str, store: "DataStore", cache_context,
+        self, room_id: str, store: "DataStore", cache_context: _CacheContext,
     ) -> bool:
         """Check if this service is interested a room based upon it's membership
 

synapse/storage/databases/main/roommember.py

@@ -145,7 +145,7 @@ def _check_safe_current_state_events_membership_updated_txn(self, txn):
             )
 
     @cached(max_entries=100000, iterable=True)
-    async def get_users_in_room(self, room_id: str) -> List[str]:
+    async def get_users_in_room(self, room_id: str, **kwargs) -> List[str]:
         return await self.db_pool.runInteraction(
             "get_users_in_room", self.get_users_in_room_txn, room_id
         )