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author | Erik Johnston <erikj@jki.re> | 2016-08-15 15:39:05 +0100 |
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committer | GitHub <noreply@github.com> | 2016-08-15 15:39:05 +0100 |
commit | 75299af4fcaecfacb7449ebe0982d2ed0bd6edbd (patch) | |
tree | 65f878a58ae489aa0708f5ba66882f5c85f73003 /synapse/storage/schema | |
parent | Merge pull request #1007 from sargon/develop (diff) | |
parent | Doc get_next() context manager usage (diff) | |
download | synapse-75299af4fcaecfacb7449ebe0982d2ed0bd6edbd.tar.xz |
Merge pull request #1009 from matrix-org/erikj/event_split
Split out /events to synchrotron
Diffstat (limited to 'synapse/storage/schema')
-rw-r--r-- | synapse/storage/schema/delta/34/cache_stream.py | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/synapse/storage/schema/delta/34/cache_stream.py b/synapse/storage/schema/delta/34/cache_stream.py new file mode 100644 index 0000000000..3b63a1562d --- /dev/null +++ b/synapse/storage/schema/delta/34/cache_stream.py @@ -0,0 +1,46 @@ +# 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 synapse.storage.prepare_database import get_statements +from synapse.storage.engines import PostgresEngine + +import logging + +logger = logging.getLogger(__name__) + + +# This stream is used to notify replication slaves that some caches have +# been invalidated that they cannot infer from the other streams. +CREATE_TABLE = """ +CREATE TABLE cache_invalidation_stream ( + stream_id BIGINT, + cache_func TEXT, + keys TEXT[], + invalidation_ts BIGINT +); + +CREATE INDEX cache_invalidation_stream_id ON cache_invalidation_stream(stream_id); +""" + + +def run_create(cur, database_engine, *args, **kwargs): + if not isinstance(database_engine, PostgresEngine): + return + + for statement in get_statements(CREATE_TABLE.splitlines()): + cur.execute(statement) + + +def run_upgrade(cur, database_engine, *args, **kwargs): + pass |