54 lines
2.1 KiB
Python
54 lines
2.1 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2016 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from ._base import BaseSlavedStore
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from ._slaved_id_tracker import SlavedIdTracker
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from synapse.storage import DataStore
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from synapse.util.caches.stream_change_cache import StreamChangeCache
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class SlavedDeviceInboxStore(BaseSlavedStore):
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def __init__(self, db_conn, hs):
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super(SlavedDeviceInboxStore, self).__init__(db_conn, hs)
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self._device_inbox_id_gen = SlavedIdTracker(
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db_conn, "device_max_stream_id", "stream_id",
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)
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self._device_inbox_stream_cache = StreamChangeCache(
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"DeviceInboxStreamChangeCache",
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self._device_inbox_id_gen.get_current_token()
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)
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get_to_device_stream_token = DataStore.get_to_device_stream_token.__func__
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get_new_messages_for_device = DataStore.get_new_messages_for_device.__func__
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delete_messages_for_device = DataStore.delete_messages_for_device.__func__
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def stream_positions(self):
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result = super(SlavedDeviceInboxStore, self).stream_positions()
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result["to_device"] = self._device_inbox_id_gen.get_current_token()
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return result
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def process_replication(self, result):
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stream = result.get("to_device")
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if stream:
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self._device_inbox_id_gen.advance(int(stream["position"]))
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for row in stream["rows"]:
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stream_id = row[0]
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user_id = row[1]
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self._device_inbox_stream_cache.entity_has_changed(
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user_id, stream_id
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)
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return super(SlavedDeviceInboxStore, self).process_replication(result)
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