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Merge pull request #1963 from matrix-org/erikj/delete_old_device_streams
Clobber old device list stream entries
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commit
96d79bb532
@ -33,6 +33,13 @@ class DeviceStore(SQLBaseStore):
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self._prune_old_outbound_device_pokes, 60 * 60 * 1000
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)
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self.register_background_index_update(
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"device_lists_stream_idx",
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index_name="device_lists_stream_user_id",
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table="device_lists_stream",
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columns=["user_id", "device_id"],
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)
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@defer.inlineCallbacks
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def store_device(self, user_id, device_id,
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initial_device_display_name):
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@ -546,6 +553,16 @@ class DeviceStore(SQLBaseStore):
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host, stream_id,
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)
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# Delete older entries in the table, as we really only care about
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# when the latest change happened.
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txn.executemany(
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"""
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DELETE FROM device_lists_stream
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WHERE user_id = ? AND device_id = ? AND stream_id < ?
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""",
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[(user_id, device_id, stream_id) for device_id in device_ids]
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)
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self._simple_insert_many_txn(
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txn,
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table="device_lists_stream",
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17
synapse/storage/schema/delta/41/device_list_stream_idx.sql
Normal file
17
synapse/storage/schema/delta/41/device_list_stream_idx.sql
Normal file
@ -0,0 +1,17 @@
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/* Copyright 2017 Vector Creations 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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*/
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INSERT into background_updates (update_name, progress_json)
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VALUES ('device_lists_stream_idx', '{}');
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