From 211786ecd629588f2481c94217a4a388b090c993 Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Thu, 15 Sep 2016 11:47:23 +0100 Subject: Stream public room changes down replication --- synapse/replication/resource.py | 20 ++++++++++++++++++- synapse/replication/slave/storage/events.py | 8 ++++++++ synapse/replication/slave/storage/room.py | 31 +++++++++++++++++++++++++++++ synapse/storage/room.py | 16 +++++++++++++++ 4 files changed, 74 insertions(+), 1 deletion(-) (limited to 'synapse') diff --git a/synapse/replication/resource.py b/synapse/replication/resource.py index 299e9419a4..9aab3ce23c 100644 --- a/synapse/replication/resource.py +++ b/synapse/replication/resource.py @@ -42,6 +42,7 @@ STREAM_NAMES = ( ("pushers",), ("caches",), ("to_device",), + ("public_rooms",), ) @@ -131,6 +132,7 @@ class ReplicationResource(Resource): push_rules_token, room_stream_token = self.store.get_push_rules_stream_token() pushers_token = self.store.get_pushers_stream_token() caches_token = self.store.get_cache_stream_token() + public_rooms_token = self.store.get_current_public_room_stream_id() defer.returnValue(_ReplicationToken( room_stream_token, @@ -144,6 +146,7 @@ class ReplicationResource(Resource): 0, # State stream is no longer a thing caches_token, int(stream_token.to_device_key), + int(public_rooms_token), )) @request_handler() @@ -193,6 +196,7 @@ class ReplicationResource(Resource): yield self.pushers(writer, current_token, limit, request_streams) yield self.caches(writer, current_token, limit, request_streams) yield self.to_device(writer, current_token, limit, request_streams) + yield self.public_rooms(writer, current_token, limit, request_streams) self.streams(writer, current_token, request_streams) logger.debug("Replicated %d rows", writer.total) @@ -400,6 +404,20 @@ class ReplicationResource(Resource): "position", "user_id", "device_id", "message_json" )) + @defer.inlineCallbacks + def public_rooms(self, writer, current_token, limit, request_streams): + current_position = current_token.public_rooms + + public_rooms = request_streams.get("public_rooms") + + if public_rooms is not None: + public_rooms_rows = yield self.store.get_all_new_public_rooms( + public_rooms, current_position, limit + ) + writer.write_header_and_rows("public_rooms", public_rooms_rows, ( + "position", "room_id", "visibility" + )) + class _Writer(object): """Writes the streams as a JSON object as the response to the request""" @@ -428,7 +446,7 @@ class _Writer(object): class _ReplicationToken(collections.namedtuple("_ReplicationToken", ( "events", "presence", "typing", "receipts", "account_data", "backfill", - "push_rules", "pushers", "state", "caches", "to_device", + "push_rules", "pushers", "state", "caches", "to_device", "public_rooms", ))): __slots__ = [] diff --git a/synapse/replication/slave/storage/events.py b/synapse/replication/slave/storage/events.py index 15c52774a2..f8965c73a0 100644 --- a/synapse/replication/slave/storage/events.py +++ b/synapse/replication/slave/storage/events.py @@ -61,6 +61,8 @@ class SlavedEventStore(BaseSlavedStore): "MembershipStreamChangeCache", events_max, ) + self.stream_ordering_month_ago = 0 + # Cached functions can't be accessed through a class instance so we need # to reach inside the __dict__ to extract them. get_rooms_for_user = RoomMemberStore.__dict__["get_rooms_for_user"] @@ -168,6 +170,12 @@ class SlavedEventStore(BaseSlavedStore): get_auth_chain_ids = DataStore.get_auth_chain_ids.__func__ _get_auth_chain_ids_txn = DataStore._get_auth_chain_ids_txn.__func__ + get_room_max_stream_ordering = DataStore.get_room_max_stream_ordering.__func__ + + get_forward_extremeties_for_room = ( + DataStore.get_forward_extremeties_for_room.__func__ + ) + def stream_positions(self): result = super(SlavedEventStore, self).stream_positions() result["events"] = self._stream_id_gen.get_current_token() diff --git a/synapse/replication/slave/storage/room.py b/synapse/replication/slave/storage/room.py index d5bb0f98ea..81743941dc 100644 --- a/synapse/replication/slave/storage/room.py +++ b/synapse/replication/slave/storage/room.py @@ -15,7 +15,38 @@ from ._base import BaseSlavedStore from synapse.storage import DataStore +from ._slaved_id_tracker import SlavedIdTracker class RoomStore(BaseSlavedStore): + def __init__(self, db_conn, hs): + super(RoomStore, self).__init__(db_conn, hs) + self._public_room_id_gen = SlavedIdTracker( + db_conn, "public_room_list_stream", "stream_id" + ) + get_public_room_ids = DataStore.get_public_room_ids.__func__ + get_current_public_room_stream_id = ( + DataStore.get_current_public_room_stream_id.__func__ + ) + get_public_room_ids_at_stream_id = ( + DataStore.get_public_room_ids_at_stream_id.__func__ + ) + get_public_room_ids_at_stream_id_txn = ( + DataStore.get_public_room_ids_at_stream_id_txn.__func__ + ) + get_published_at_stream_id_txn = ( + DataStore.get_published_at_stream_id_txn.__func__ + ) + + def stream_positions(self): + result = super(RoomStore, self).stream_positions() + result["public_rooms"] = self._public_room_id_gen.get_current_token() + return result + + def process_replication(self, result): + stream = result.get("public_rooms") + if stream: + self._public_room_id_gen.advance(int(stream["position"])) + + return super(RoomStore, self).process_replication(result) diff --git a/synapse/storage/room.py b/synapse/storage/room.py index 8aa4545939..2ef13d7403 100644 --- a/synapse/storage/room.py +++ b/synapse/storage/room.py @@ -307,3 +307,19 @@ class RoomStore(SQLBaseStore): return self.runInteraction( "get_public_room_changes", get_public_room_changes_txn ) + + def get_all_new_public_rooms(self, prev_id, current_id, limit): + def get_all_new_public_rooms(txn): + sql = (""" + SELECT stream_id, room_id, visibility FROM public_room_list_stream + WHERE stream_id > ? AND stream_id <= ? + ORDER BY stream_id ASC + LIMIT ? + """) + + txn.execute(sql, (prev_id, current_id, limit,)) + return txn.fetchall() + + return self.runInteraction( + "get_all_new_public_rooms", get_all_new_public_rooms + ) -- cgit 1.4.1