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2d2acc1cf2
It serves no purpose and updating everytime we write to the device inbox stream means all such transactions will conflict, causing lots of transaction failures and retries.
60 lines
2.6 KiB
Python
60 lines
2.6 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 synapse.replication.slave.storage._base import BaseSlavedStore
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from synapse.replication.slave.storage._slaved_id_tracker import SlavedIdTracker
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from synapse.replication.tcp.streams import ToDeviceStream
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from synapse.storage.data_stores.main.deviceinbox import DeviceInboxWorkerStore
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from synapse.storage.database import Database
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from synapse.util.caches.expiringcache import ExpiringCache
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from synapse.util.caches.stream_change_cache import StreamChangeCache
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class SlavedDeviceInboxStore(DeviceInboxWorkerStore, BaseSlavedStore):
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def __init__(self, database: Database, db_conn, hs):
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super(SlavedDeviceInboxStore, self).__init__(database, db_conn, hs)
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self._device_inbox_id_gen = SlavedIdTracker(
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db_conn, "device_inbox", "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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self._device_federation_outbox_stream_cache = StreamChangeCache(
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"DeviceFederationOutboxStreamChangeCache",
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self._device_inbox_id_gen.get_current_token(),
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)
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self._last_device_delete_cache = ExpiringCache(
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cache_name="last_device_delete_cache",
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clock=self._clock,
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max_len=10000,
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expiry_ms=30 * 60 * 1000,
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)
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def process_replication_rows(self, stream_name, instance_name, token, rows):
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if stream_name == ToDeviceStream.NAME:
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self._device_inbox_id_gen.advance(token)
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for row in rows:
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if row.entity.startswith("@"):
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self._device_inbox_stream_cache.entity_has_changed(
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row.entity, token
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)
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else:
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self._device_federation_outbox_stream_cache.entity_has_changed(
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row.entity, token
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)
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return super().process_replication_rows(stream_name, instance_name, token, rows)
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