MatrixSynapse/synapse/replication/slave/storage/push_rule.py

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# -*- coding: utf-8 -*-
# Copyright 2015, 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 .events import SlavedEventStore
from ._slaved_id_tracker import SlavedIdTracker
from synapse.storage import DataStore
from synapse.storage.push_rule import PushRuleStore
from synapse.util.caches.stream_change_cache import StreamChangeCache
class SlavedPushRuleStore(SlavedEventStore):
def __init__(self, db_conn, hs):
super(SlavedPushRuleStore, self).__init__(db_conn, hs)
self._push_rules_stream_id_gen = SlavedIdTracker(
db_conn, "push_rules_stream", "stream_id",
)
self.push_rules_stream_cache = StreamChangeCache(
"PushRulesStreamChangeCache",
self._push_rules_stream_id_gen.get_current_token(),
)
get_push_rules_for_user = PushRuleStore.__dict__["get_push_rules_for_user"]
get_push_rules_enabled_for_user = (
PushRuleStore.__dict__["get_push_rules_enabled_for_user"]
)
have_push_rules_changed_for_user = (
DataStore.have_push_rules_changed_for_user.__func__
)
def get_push_rules_stream_token(self):
return (
self._push_rules_stream_id_gen.get_current_token(),
self._stream_id_gen.get_current_token(),
)
def stream_positions(self):
result = super(SlavedPushRuleStore, self).stream_positions()
result["push_rules"] = self._push_rules_stream_id_gen.get_current_token()
return result
def process_replication_rows(self, stream_name, token, rows):
if stream_name == "push_rules":
self._push_rules_stream_id_gen.advance(token)
for row in rows:
self.get_push_rules_for_user.invalidate((row.user_id,))
self.get_push_rules_enabled_for_user.invalidate((row.user_id,))
self.push_rules_stream_cache.entity_has_changed(
row.user_id, token
)
return super(SlavedPushRuleStore, self).process_replication_rows(
stream_name, token, rows
)