126 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
			
		
		
	
	
			126 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
| #!/usr/bin/env python
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| # -*- coding: utf-8 -*-
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| # Copyright 2019 The Matrix.org Foundation C.I.C.
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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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| import argparse
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| import logging
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| import sys
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| 
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| import yaml
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| 
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| from twisted.internet import defer, reactor
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| 
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| from synapse.config.homeserver import HomeServerConfig
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| from synapse.metrics.background_process_metrics import run_as_background_process
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| from synapse.server import HomeServer
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| from synapse.storage.engines import create_engine
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| from synapse.storage import DataStore
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| from synapse.storage.prepare_database import prepare_database
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| 
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| logger = logging.getLogger("update_database")
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| 
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| 
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| class MockHomeserver(HomeServer):
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|     DATASTORE_CLASS = DataStore
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| 
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|     def __init__(self, config, database_engine, db_conn, **kwargs):
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|         super(MockHomeserver, self).__init__(
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|             config.server_name,
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|             reactor=reactor,
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|             config=config,
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|             database_engine=database_engine,
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|             **kwargs
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|         )
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| 
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|         self.database_engine = database_engine
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|         self.db_conn = db_conn
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| 
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|     def get_db_conn(self):
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|         return self.db_conn
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| 
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| 
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| if __name__ == "__main__":
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|     parser = argparse.ArgumentParser(
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|         description=(
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|             "Updates a synapse database to the latest schema and runs background updates"
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|             " on it."
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|         )
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|     )
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|     parser.add_argument("-v", action='store_true')
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|     parser.add_argument(
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|         "--database-config",
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|         type=argparse.FileType('r'),
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|         required=True,
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|         help="A database config file for either a SQLite3 database or a PostgreSQL one.",
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|     )
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| 
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|     args = parser.parse_args()
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| 
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|     logging_config = {
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|         "level": logging.DEBUG if args.v else logging.INFO,
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|         "format": "%(asctime)s - %(name)s - %(lineno)d - %(levelname)s - %(message)s",
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|     }
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| 
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|     logging.basicConfig(**logging_config)
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| 
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|     # Load, process and sanity-check the config.
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|     hs_config = yaml.safe_load(args.database_config)
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| 
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|     if "database" not in hs_config:
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|         sys.stderr.write("The configuration file must have a 'database' section.\n")
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|         sys.exit(4)
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| 
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|     config = HomeServerConfig()
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|     config.parse_config_dict(hs_config, "", "")
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| 
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|     # Create the database engine and a connection to it.
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|     database_engine = create_engine(config.database_config)
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|     db_conn = database_engine.module.connect(
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|         **{
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|             k: v
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|             for k, v in config.database_config.get("args", {}).items()
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|             if not k.startswith("cp_")
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|         }
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|     )
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| 
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|     # Update the database to the latest schema.
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|     prepare_database(db_conn, database_engine, config=config)
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|     db_conn.commit()
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| 
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|     # Instantiate and initialise the homeserver object.
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|     hs = MockHomeserver(
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|         config,
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|         database_engine,
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|         db_conn,
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|         db_config=config.database_config,
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|     )
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|     # setup instantiates the store within the homeserver object.
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|     hs.setup()
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|     store = hs.get_datastore()
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| 
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|     @defer.inlineCallbacks
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|     def run_background_updates():
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|         yield store.run_background_updates(sleep=False)
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|         # Stop the reactor to exit the script once every background update is run.
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|         reactor.stop()
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| 
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|     # Apply all background updates on the database.
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|     reactor.callWhenRunning(lambda: run_as_background_process(
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|         "background_updates", run_background_updates
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|     ))
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| 
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|     reactor.run()
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| 
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