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-rw-r--r--synapse/app/synchrotron.py3
-rw-r--r--synapse/handlers/device.py14
-rw-r--r--synapse/handlers/presence.py17
-rw-r--r--synapse/handlers/profile.py8
-rw-r--r--synapse/handlers/receipts.py5
-rw-r--r--synapse/handlers/sync.py18
-rw-r--r--synapse/notifier.py6
-rw-r--r--synapse/push/push_tools.py8
-rw-r--r--synapse/rest/client/v1/room.py3
-rw-r--r--synapse/storage/roommember.py11
10 files changed, 42 insertions, 51 deletions
diff --git a/synapse/app/synchrotron.py b/synapse/app/synchrotron.py
index 29f075aa5f..449fac771b 100644
--- a/synapse/app/synchrotron.py
+++ b/synapse/app/synchrotron.py
@@ -399,8 +399,7 @@ class SynchrotronServer(HomeServer):
                 position = row[position_index]
                 user_id = row[user_index]
 
-                rooms = yield store.get_rooms_for_user(user_id)
-                room_ids = [r.room_id for r in rooms]
+                room_ids = yield store.get_rooms_for_user(user_id)
 
                 notifier.on_new_event(
                     "device_list_key", position, rooms=room_ids,
diff --git a/synapse/handlers/device.py b/synapse/handlers/device.py
index 1b007d4945..c22f65ce5d 100644
--- a/synapse/handlers/device.py
+++ b/synapse/handlers/device.py
@@ -248,8 +248,7 @@ class DeviceHandler(BaseHandler):
             user_id, device_ids, list(hosts)
         )
 
-        rooms = yield self.store.get_rooms_for_user(user_id)
-        room_ids = [r.room_id for r in rooms]
+        room_ids = yield self.store.get_rooms_for_user(user_id)
 
         yield self.notifier.on_new_event(
             "device_list_key", position, rooms=room_ids,
@@ -270,8 +269,7 @@ class DeviceHandler(BaseHandler):
             user_id (str)
             from_token (StreamToken)
         """
-        rooms = yield self.store.get_rooms_for_user(user_id)
-        room_ids = set(r.room_id for r in rooms)
+        room_ids = yield self.store.get_rooms_for_user(user_id)
 
         # First we check if any devices have changed
         changed = yield self.store.get_user_whose_devices_changed(
@@ -347,8 +345,8 @@ class DeviceHandler(BaseHandler):
     @defer.inlineCallbacks
     def user_left_room(self, user, room_id):
         user_id = user.to_string()
-        rooms = yield self.store.get_rooms_for_user(user_id)
-        if not rooms:
+        room_ids = yield self.store.get_rooms_for_user(user_id)
+        if not room_ids:
             # We no longer share rooms with this user, so we'll no longer
             # receive device updates. Mark this in DB.
             yield self.store.mark_remote_user_device_list_as_unsubscribed(user_id)
@@ -404,8 +402,8 @@ class DeviceListEduUpdater(object):
             logger.warning("Got device list update edu for %r from %r", user_id, origin)
             return
 
-        rooms = yield self.store.get_rooms_for_user(user_id)
-        if not rooms:
+        room_ids = yield self.store.get_rooms_for_user(user_id)
+        if not room_ids:
             # We don't share any rooms with this user. Ignore update, as we
             # probably won't get any further updates.
             return
diff --git a/synapse/handlers/presence.py b/synapse/handlers/presence.py
index e562a2e87a..059260a8aa 100644
--- a/synapse/handlers/presence.py
+++ b/synapse/handlers/presence.py
@@ -557,9 +557,9 @@ class PresenceHandler(object):
         room_ids_to_states = {}
         users_to_states = {}
         for state in states:
-            events = yield self.store.get_rooms_for_user(state.user_id)
-            for e in events:
-                room_ids_to_states.setdefault(e.room_id, []).append(state)
+            room_ids = yield self.store.get_rooms_for_user(state.user_id)
+            for room_id in room_ids:
+                room_ids_to_states.setdefault(room_id, []).append(state)
 
             plist = yield self.store.get_presence_list_observers_accepted(state.user_id)
             for u in plist:
@@ -913,11 +913,12 @@ class PresenceHandler(object):
     def is_visible(self, observed_user, observer_user):
         """Returns whether a user can see another user's presence.
         """
-        observer_rooms = yield self.store.get_rooms_for_user(observer_user.to_string())
-        observed_rooms = yield self.store.get_rooms_for_user(observed_user.to_string())
-
-        observer_room_ids = set(r.room_id for r in observer_rooms)
-        observed_room_ids = set(r.room_id for r in observed_rooms)
+        observer_room_ids = yield self.store.get_rooms_for_user(
+            observer_user.to_string()
+        )
+        observed_room_ids = yield self.store.get_rooms_for_user(
+            observed_user.to_string()
+        )
 
         if observer_room_ids & observed_room_ids:
             defer.returnValue(True)
diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py
index 87f74dfb8e..abd1fb28cb 100644
--- a/synapse/handlers/profile.py
+++ b/synapse/handlers/profile.py
@@ -156,11 +156,11 @@ class ProfileHandler(BaseHandler):
 
         self.ratelimit(requester)
 
-        joins = yield self.store.get_rooms_for_user(
+        room_ids = yield self.store.get_rooms_for_user(
             user.to_string(),
         )
 
-        for j in joins:
+        for room_id in room_ids:
             handler = self.hs.get_handlers().room_member_handler
             try:
                 # Assume the user isn't a guest because we don't let guests set
@@ -171,12 +171,12 @@ class ProfileHandler(BaseHandler):
                 yield handler.update_membership(
                     requester,
                     user,
-                    j.room_id,
+                    room_id,
                     "join",  # We treat a profile update like a join.
                     ratelimit=False,  # Try to hide that these events aren't atomic.
                 )
             except Exception as e:
                 logger.warn(
                     "Failed to update join event for room %s - %s",
-                    j.room_id, str(e.message)
+                    room_id, str(e.message)
                 )
diff --git a/synapse/handlers/receipts.py b/synapse/handlers/receipts.py
index 50aa513935..e1cd3a48e9 100644
--- a/synapse/handlers/receipts.py
+++ b/synapse/handlers/receipts.py
@@ -210,10 +210,9 @@ class ReceiptEventSource(object):
         else:
             from_key = None
 
-        rooms = yield self.store.get_rooms_for_user(user.to_string())
-        rooms = [room.room_id for room in rooms]
+        room_ids = yield self.store.get_rooms_for_user(user.to_string())
         events = yield self.store.get_linearized_receipts_for_rooms(
-            rooms,
+            room_ids,
             from_key=from_key,
             to_key=to_key,
         )
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index 470082ed22..e17fb30733 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -226,8 +226,7 @@ class SyncHandler(object):
         with Measure(self.clock, "ephemeral_by_room"):
             typing_key = since_token.typing_key if since_token else "0"
 
-            rooms = yield self.store.get_rooms_for_user(sync_config.user.to_string())
-            room_ids = [room.room_id for room in rooms]
+            room_ids = yield self.store.get_rooms_for_user(sync_config.user.to_string())
 
             typing_source = self.event_sources.sources["typing"]
             typing, typing_key = yield typing_source.get_new_events(
@@ -569,16 +568,15 @@ class SyncHandler(object):
         since_token = sync_result_builder.since_token
 
         if since_token and since_token.device_list_key:
-            rooms = yield self.store.get_rooms_for_user(user_id)
-            room_ids = set(r.room_id for r in rooms)
+            room_ids = yield self.store.get_rooms_for_user(user_id)
 
             user_ids_changed = set()
             changed = yield self.store.get_user_whose_devices_changed(
                 since_token.device_list_key
             )
             for other_user_id in changed:
-                other_rooms = yield self.store.get_rooms_for_user(other_user_id)
-                if room_ids.intersection(e.room_id for e in other_rooms):
+                other_room_ids = yield self.store.get_rooms_for_user(other_user_id)
+                if room_ids.intersection(other_room_ids):
                     user_ids_changed.add(other_user_id)
 
             defer.returnValue(user_ids_changed)
@@ -776,7 +774,7 @@ class SyncHandler(object):
                         since_token.account_data_key,
                     )
                     if not tags_by_room:
-                        logger.info("no-oping sync")
+                        logger.debug("no-oping sync")
                         defer.returnValue(([], []))
 
         ignored_account_data = yield self.store.get_global_account_data_by_type_for_user(
@@ -851,8 +849,7 @@ class SyncHandler(object):
             rooms = yield self.store.get_app_service_rooms(app_service)
             joined_room_ids = set(r.room_id for r in rooms)
         else:
-            rooms = yield self.store.get_rooms_for_user(user_id)
-            joined_room_ids = set(r.room_id for r in rooms)
+            joined_room_ids = yield self.store.get_rooms_for_user(user_id)
 
         strema_id = RoomStreamToken.parse_stream_token(since_token.room_key).stream
         for room_id in joined_room_ids:
@@ -884,8 +881,7 @@ class SyncHandler(object):
             rooms = yield self.store.get_app_service_rooms(app_service)
             joined_room_ids = set(r.room_id for r in rooms)
         else:
-            rooms = yield self.store.get_rooms_for_user(user_id)
-            joined_room_ids = set(r.room_id for r in rooms)
+            joined_room_ids = yield self.store.get_rooms_for_user(user_id)
 
         # Get a list of membership change events that have happened.
         rooms_changed = yield self.store.get_membership_changes_for_user(
diff --git a/synapse/notifier.py b/synapse/notifier.py
index 31f723d94d..7eeba6d28e 100644
--- a/synapse/notifier.py
+++ b/synapse/notifier.py
@@ -304,8 +304,7 @@ class Notifier(object):
         if user_stream is None:
             current_token = yield self.event_sources.get_current_token()
             if room_ids is None:
-                rooms = yield self.store.get_rooms_for_user(user_id)
-                room_ids = [room.room_id for room in rooms]
+                room_ids = yield self.store.get_rooms_for_user(user_id)
             user_stream = _NotifierUserStream(
                 user_id=user_id,
                 rooms=room_ids,
@@ -454,8 +453,7 @@ class Notifier(object):
 
     @defer.inlineCallbacks
     def _get_room_ids(self, user, explicit_room_id):
-        joined_rooms = yield self.store.get_rooms_for_user(user.to_string())
-        joined_room_ids = map(lambda r: r.room_id, joined_rooms)
+        joined_room_ids = yield self.store.get_rooms_for_user(user.to_string())
         if explicit_room_id:
             if explicit_room_id in joined_room_ids:
                 defer.returnValue(([explicit_room_id], True))
diff --git a/synapse/push/push_tools.py b/synapse/push/push_tools.py
index a27476bbad..287df94b4f 100644
--- a/synapse/push/push_tools.py
+++ b/synapse/push/push_tools.py
@@ -33,13 +33,13 @@ def get_badge_count(store, user_id):
 
     badge = len(invites)
 
-    for r in joins:
-        if r.room_id in my_receipts_by_room:
-            last_unread_event_id = my_receipts_by_room[r.room_id]
+    for room_id in joins:
+        if room_id in my_receipts_by_room:
+            last_unread_event_id = my_receipts_by_room[room_id]
 
             notifs = yield (
                 store.get_unread_event_push_actions_by_room_for_user(
-                    r.room_id, user_id, last_unread_event_id
+                    room_id, user_id, last_unread_event_id
                 )
             )
             # return one badge count per conversation, as count per
diff --git a/synapse/rest/client/v1/room.py b/synapse/rest/client/v1/room.py
index 90242a6bac..0bdd6b5b36 100644
--- a/synapse/rest/client/v1/room.py
+++ b/synapse/rest/client/v1/room.py
@@ -748,8 +748,7 @@ class JoinedRoomsRestServlet(ClientV1RestServlet):
     def on_GET(self, request):
         requester = yield self.auth.get_user_by_req(request, allow_guest=True)
 
-        rooms = yield self.store.get_rooms_for_user(requester.user.to_string())
-        room_ids = set(r.room_id for r in rooms)  # Ensure they're unique.
+        room_ids = yield self.store.get_rooms_for_user(requester.user.to_string())
         defer.returnValue((200, {"joined_rooms": list(room_ids)}))
 
 
diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py
index 545d3d3a99..5f044a3f18 100644
--- a/synapse/storage/roommember.py
+++ b/synapse/storage/roommember.py
@@ -274,24 +274,25 @@ class RoomMemberStore(SQLBaseStore):
 
         return rows
 
-    @cached(max_entries=500000, iterable=True)
+    @cachedInlineCallbacks(max_entries=500000, iterable=True)
     def get_rooms_for_user(self, user_id):
-        return self.get_rooms_for_user_where_membership_is(
+        rooms = yield self.get_rooms_for_user_where_membership_is(
             user_id, membership_list=[Membership.JOIN],
         )
+        defer.returnValue(frozenset(r.room_id for r in rooms))
 
     @cachedInlineCallbacks(max_entries=500000, cache_context=True, iterable=True)
     def get_users_who_share_room_with_user(self, user_id, cache_context):
         """Returns the set of users who share a room with `user_id`
         """
-        rooms = yield self.get_rooms_for_user(
+        room_ids = yield self.get_rooms_for_user(
             user_id, on_invalidate=cache_context.invalidate,
         )
 
         user_who_share_room = set()
-        for room in rooms:
+        for room_id in room_ids:
             user_ids = yield self.get_users_in_room(
-                room.room_id, on_invalidate=cache_context.invalidate,
+                room_id, on_invalidate=cache_context.invalidate,
             )
             user_who_share_room.update(user_ids)