From d4823efad9d1d881c12c779e9e94691d90d8902b Mon Sep 17 00:00:00 2001 From: Mark Haines Date: Thu, 21 Apr 2016 16:18:00 +0100 Subject: [PATCH] Replicate the pushers --- synapse/replication/slave/storage/pushers.py | 52 ++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 synapse/replication/slave/storage/pushers.py diff --git a/synapse/replication/slave/storage/pushers.py b/synapse/replication/slave/storage/pushers.py new file mode 100644 index 000000000..8faddb259 --- /dev/null +++ b/synapse/replication/slave/storage/pushers.py @@ -0,0 +1,52 @@ +# -*- coding: utf-8 -*- +# Copyright 2016 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +from ._base import BaseSlavedStore +from ._slaved_id_tracker import SlavedIdTracker + +from synapse.storage import DataStore + + +class SlavedPusherStore(BaseSlavedStore): + + def __init__(self, db_conn, hs): + super(SlavedPusherStore, self).__init__(db_conn, hs) + self._pushers_id_gen = SlavedIdTracker( + db_conn, "pushers", "id", + extra_tables=[("deleted_pushers", "stream_id")], + ) + + get_all_pushers = DataStore.get_all_pushers.__func__ + get_pushers_by = DataStore.get_pushers_by.__func__ + get_pushers_by_app_id_and_pushkey = ( + DataStore.get_pushers_by_app_id_and_pushkey.__func__ + ) + _decode_pushers_rows = DataStore._decode_pushers_rows.__func__ + + def stream_positions(self): + result = super(SlavedPusherStore, self).stream_positions() + result["pushers"] = self._pushers_id_gen.get_current_token() + return result + + def process_replication(self, result): + stream = result.get("pushers") + if stream: + self._pushers_id_gen.advance(stream["position"]) + + stream = result.get("deleted_pushers") + if stream: + self._pushers_id_gen.advance(stream["position"]) + + return super(SlavedPusherStore, self).process_replication(result)