diff options
Diffstat (limited to 'synapse/handlers')
| -rw-r--r-- | synapse/handlers/sync.py | 112 |
1 files changed, 46 insertions, 66 deletions
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py index 9914ff6f9c..76cca7c621 100644 --- a/synapse/handlers/sync.py +++ b/synapse/handlers/sync.py @@ -28,21 +28,28 @@ logger = logging.getLogger(__name__) SyncConfig = collections.namedtuple("SyncConfig", [ "user", - "limit", - "gap", - "sort", - "backfill", "filter", ]) +class TimelineBatch(collections.namedtuple("TimelineBatch", [ + "prev_batch", + "events", + "limited", +])): + __slots__ = [] + + def __nonzero__(self): + """Make the result appear empty if there are no updates. This is used + to tell if room needs to be part of the sync result. + """ + return bool(self.events) + + class RoomSyncResult(collections.namedtuple("RoomSyncResult", [ "room_id", - "limited", - "published", - "events", + "timeline", "state", - "prev_batch", "ephemeral", ])): __slots__ = [] @@ -51,13 +58,12 @@ class RoomSyncResult(collections.namedtuple("RoomSyncResult", [ """Make the result appear empty if there are no updates. This is used to tell if room needs to be part of the sync result. """ - return bool(self.events or self.state or self.ephemeral) + return bool(self.timeline or self.state or self.ephemeral) class SyncResult(collections.namedtuple("SyncResult", [ "next_batch", # Token for the next sync - "private_user_data", # List of private events for the user. - "public_user_data", # List of public events for all users. + "presence", # List of presence events for the user. "rooms", # RoomSyncResult for each room. ])): __slots__ = [] @@ -121,11 +127,7 @@ class SyncHandler(BaseHandler): if since_token is None: return self.initial_sync(sync_config) else: - if sync_config.gap: - return self.incremental_sync_with_gap(sync_config, since_token) - else: - # TODO(mjark): Handle gapless sync - raise NotImplementedError() + return self.incremental_sync_with_gap(sync_config, since_token) @defer.inlineCallbacks def initial_sync(self, sync_config): @@ -133,12 +135,6 @@ class SyncHandler(BaseHandler): Returns: A Deferred SyncResult. """ - if sync_config.sort == "timeline,desc": - # TODO(mjark): Handle going through events in reverse order?. - # What does "most recent events" mean when applying the limits mean - # in this case? - raise NotImplementedError() - now_token = yield self.event_sources.get_current_token() presence_stream = self.event_sources.sources["presence"] @@ -155,33 +151,27 @@ class SyncHandler(BaseHandler): membership_list=[Membership.INVITE, Membership.JOIN] ) - # TODO (mjark): Does public mean "published"? - published_rooms = yield self.store.get_rooms(is_public=True) - published_room_ids = set(r["room_id"] for r in published_rooms) - rooms = [] for event in room_list: room_sync = yield self.initial_sync_for_room( - event.room_id, sync_config, now_token, published_room_ids + event.room_id, sync_config, now_token, ) rooms.append(room_sync) defer.returnValue(SyncResult( - public_user_data=presence, - private_user_data=[], + presence=presence, rooms=rooms, next_batch=now_token, )) @defer.inlineCallbacks - def initial_sync_for_room(self, room_id, sync_config, now_token, - published_room_ids): + def initial_sync_for_room(self, room_id, sync_config, now_token): """Sync a room for a client which is starting without any state Returns: A Deferred RoomSyncResult. """ - recents, prev_batch_token, limited = yield self.load_filtered_recents( + batch = yield self.load_filtered_recents( room_id, sync_config, now_token, ) @@ -192,11 +182,8 @@ class SyncHandler(BaseHandler): defer.returnValue(RoomSyncResult( room_id=room_id, - published=room_id in published_room_ids, - events=recents, - prev_batch=prev_batch_token, + timeline=batch, state=current_state_events, - limited=limited, ephemeral=[], )) @@ -207,19 +194,13 @@ class SyncHandler(BaseHandler): Returns: A Deferred SyncResult. """ - if sync_config.sort == "timeline,desc": - # TODO(mjark): Handle going through events in reverse order?. - # What does "most recent events" mean when applying the limits mean - # in this case? - raise NotImplementedError() - now_token = yield self.event_sources.get_current_token() presence_source = self.event_sources.sources["presence"] presence, presence_key = yield presence_source.get_new_events_for_user( user=sync_config.user, from_key=since_token.presence_key, - limit=sync_config.limit, + limit=sync_config.filter.presence_limit(), ) now_token = now_token.copy_and_replace("presence_key", presence_key) @@ -227,7 +208,7 @@ class SyncHandler(BaseHandler): typing, typing_key = yield typing_source.get_new_events_for_user( user=sync_config.user, from_key=since_token.typing_key, - limit=sync_config.limit, + limit=sync_config.filter.ephemeral_limit(), ) now_token = now_token.copy_and_replace("typing_key", typing_key) @@ -248,20 +229,18 @@ class SyncHandler(BaseHandler): sync_config.user ) - # TODO (mjark): Does public mean "published"? - published_rooms = yield self.store.get_rooms(is_public=True) - published_room_ids = set(r["room_id"] for r in published_rooms) + timeline_limit = sync_config.filter.timeline_limit() room_events, _ = yield self.store.get_room_events_stream( sync_config.user.to_string(), from_key=since_token.room_key, to_key=now_token.room_key, room_id=None, - limit=sync_config.limit + 1, + limit=timeline_limit + 1, ) rooms = [] - if len(room_events) <= sync_config.limit: + if len(room_events) <= timeline_limit: # There is no gap in any of the rooms. Therefore we can just # partition the new events by room and return them. events_by_room_id = {} @@ -284,11 +263,12 @@ class SyncHandler(BaseHandler): room_sync = RoomSyncResult( room_id=room_id, - published=room_id in published_room_ids, - events=recents, - prev_batch=prev_batch, + timeline=TimelineBatch( + events=recents, + prev_batch=prev_batch, + limited=False, + ), state=state, - limited=False, ephemeral=typing_by_room.get(room_id, []) ) if room_sync: @@ -303,8 +283,7 @@ class SyncHandler(BaseHandler): rooms.append(room_sync) defer.returnValue(SyncResult( - public_user_data=presence, - private_user_data=[], + presence=presence, rooms=rooms, next_batch=now_token, )) @@ -361,12 +340,13 @@ class SyncHandler(BaseHandler): limited = True recents = [] filtering_factor = 2 - load_limit = max(sync_config.limit * filtering_factor, 100) + timeline_limit = sync_config.filter.timeline_limit() + load_limit = max(timeline_limit * filtering_factor, 100) max_repeat = 3 # Only try a few times per room, otherwise room_key = now_token.room_key end_key = room_key - while limited and len(recents) < sync_config.limit and max_repeat: + while limited and len(recents) < timeline_limit and max_repeat: events, keys = yield self.store.get_recent_events_for_room( room_id, limit=load_limit + 1, @@ -385,15 +365,18 @@ class SyncHandler(BaseHandler): limited = False max_repeat -= 1 - if len(recents) > sync_config.limit: - recents = recents[-sync_config.limit:] + if len(recents) > timeline_limit: + limited = True + recents = recents[-timeline_limit:] room_key = recents[0].internal_metadata.before prev_batch_token = now_token.copy_and_replace( "room_key", room_key ) - defer.returnValue((recents, prev_batch_token, limited)) + defer.returnValue(TimelineBatch( + events=recents, prev_batch=prev_batch_token, limited=limited + )) @defer.inlineCallbacks def incremental_sync_with_gap_for_room(self, room_id, sync_config, @@ -408,11 +391,11 @@ class SyncHandler(BaseHandler): # TODO(mjark): Check for redactions we might have missed. - recents, prev_batch_token, limited = yield self.load_filtered_recents( + batch = yield self.load_filtered_recents( room_id, sync_config, now_token, since_token, ) - logging.debug("Recents %r", recents) + logging.debug("Recents %r", batch) # TODO(mjark): This seems racy since this isn't being passed a # token to indicate what point in the stream this is @@ -437,11 +420,8 @@ class SyncHandler(BaseHandler): room_sync = RoomSyncResult( room_id=room_id, - published=room_id in published_room_ids, - events=recents, - prev_batch=prev_batch_token, + timeline=batch, state=state_events_delta, - limited=limited, ephemeral=typing_by_room.get(room_id, []) ) |