mirror of
https://mau.dev/maunium/synapse.git
synced 2024-09-18 15:25:41 +00:00
94 lines
3.0 KiB
Python
94 lines
3.0 KiB
Python
# Copyright 2023 The Matrix.org Foundation C.I.C
|
|
#
|
|
# 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.config.homeserver import HomeServerConfig
|
|
from synapse.storage.database import LoggingTransaction
|
|
from synapse.storage.engines import BaseDatabaseEngine, PostgresEngine
|
|
|
|
|
|
def run_upgrade(
|
|
cur: LoggingTransaction,
|
|
database_engine: BaseDatabaseEngine,
|
|
config: HomeServerConfig,
|
|
) -> None:
|
|
"""
|
|
Part 3 of a multi-step migration to drop the column `user_id` and replace it with
|
|
`full_user_id`. See the database schema docs for more information on the full
|
|
migration steps.
|
|
"""
|
|
hostname = config.server.server_name
|
|
|
|
if isinstance(database_engine, PostgresEngine):
|
|
# check if the constraint can be validated
|
|
check_sql = """
|
|
SELECT user_id from user_filters WHERE full_user_id IS NULL
|
|
"""
|
|
cur.execute(check_sql)
|
|
res = cur.fetchall()
|
|
|
|
if res:
|
|
# there are rows the background job missed, finish them here before we validate constraint
|
|
process_rows_sql = """
|
|
UPDATE user_filters
|
|
SET full_user_id = '@' || user_id || ?
|
|
WHERE user_id IN (
|
|
SELECT user_id FROM user_filters WHERE full_user_id IS NULL
|
|
)
|
|
"""
|
|
cur.execute(process_rows_sql, (f":{hostname}",))
|
|
|
|
# Now we can validate
|
|
validate_sql = """
|
|
ALTER TABLE user_filters VALIDATE CONSTRAINT full_user_id_not_null
|
|
"""
|
|
cur.execute(validate_sql)
|
|
|
|
else:
|
|
cur.execute("DROP TABLE IF EXISTS temp_user_filters")
|
|
create_sql = """
|
|
CREATE TABLE temp_user_filters (
|
|
full_user_id text NOT NULL,
|
|
user_id text NOT NULL,
|
|
filter_id bigint NOT NULL,
|
|
filter_json bytea NOT NULL
|
|
)
|
|
"""
|
|
cur.execute(create_sql)
|
|
|
|
index_sql = """
|
|
CREATE UNIQUE INDEX IF NOT EXISTS user_filters_unique ON
|
|
temp_user_filters (user_id, filter_id)
|
|
"""
|
|
cur.execute(index_sql)
|
|
|
|
copy_sql = """
|
|
INSERT INTO temp_user_filters (
|
|
user_id,
|
|
filter_id,
|
|
filter_json,
|
|
full_user_id)
|
|
SELECT user_id, filter_id, filter_json, '@' || user_id || ':' || ? FROM user_filters
|
|
"""
|
|
cur.execute(copy_sql, (f"{hostname}",))
|
|
|
|
drop_sql = """
|
|
DROP TABLE user_filters
|
|
"""
|
|
cur.execute(drop_sql)
|
|
|
|
rename_sql = """
|
|
ALTER TABLE temp_user_filters RENAME to user_filters
|
|
"""
|
|
cur.execute(rename_sql)
|