anonymousland-synapse/synapse/replication/slave/storage/account_data.py

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# -*- 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.account_data import AccountDataStore
class SlavedAccountDataStore(BaseSlavedStore):
def __init__(self, db_conn, hs):
super(SlavedAccountDataStore, self).__init__(db_conn, hs)
self._account_data_id_gen = SlavedIdTracker(
db_conn, "account_data_max_stream_id", "stream_id",
)
get_global_account_data_by_type_for_users = (
AccountDataStore.__dict__["get_global_account_data_by_type_for_users"]
)
get_global_account_data_by_type_for_user = (
AccountDataStore.__dict__["get_global_account_data_by_type_for_user"]
)
def stream_positions(self):
result = super(SlavedAccountDataStore, self).stream_positions()
position = self._account_data_id_gen.get_current_token()
result["user_account_data"] = position
result["room_account_data"] = position
result["tag_account_data"] = position
return result
def process_replication(self, result):
stream = result.get("user_account_data")
if stream:
self._account_data_id_gen.advance(int(stream["position"]))
for row in stream["rows"]:
user_id, data_type = row[1:3]
self.get_global_account_data_by_type_for_user.invalidate(
(data_type, user_id,)
)
stream = result.get("room_account_data")
if stream:
self._account_data_id_gen.advance(int(stream["position"]))
stream = result.get("tag_account_data")
if stream:
self._account_data_id_gen.advance(int(stream["position"]))