forked-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.
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from synapse.replication.slave.storage._base import BaseSlavedStore
from synapse.replication.slave.storage._slaved_id_tracker import SlavedIdTracker
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from synapse.storage.account_data import AccountDataWorkerStore
from synapse.storage.tags import TagsWorkerStore
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class SlavedAccountDataStore(TagsWorkerStore, AccountDataWorkerStore, BaseSlavedStore):
def __init__(self, db_conn, hs):
self._account_data_id_gen = SlavedIdTracker(
db_conn, "account_data_max_stream_id", "stream_id",
)
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super(SlavedAccountDataStore, self).__init__(db_conn, hs)
def get_max_account_data_stream_id(self):
return self._account_data_id_gen.get_current_token()
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_rows(self, stream_name, token, rows):
if stream_name == "tag_account_data":
self._account_data_id_gen.advance(token)
for row in rows:
self.get_tags_for_user.invalidate((row.user_id,))
self._account_data_stream_cache.entity_has_changed(
row.user_id, token
)
elif stream_name == "account_data":
self._account_data_id_gen.advance(token)
for row in rows:
if not row.room_id:
self.get_global_account_data_by_type_for_user.invalidate(
(row.data_type, row.user_id,)
)
self.get_account_data_for_user.invalidate((row.user_id,))
self._account_data_stream_cache.entity_has_changed(
row.user_id, token
)
return super(SlavedAccountDataStore, self).process_replication_rows(
stream_name, token, rows
)