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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 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(int(stream["position"]))
stream = result.get("deleted_pushers")
if stream:
self._pushers_id_gen.advance(int(stream["position"]))
return super(SlavedPusherStore, self).process_replication(result)
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