74 lines
2.5 KiB
Python
74 lines
2.5 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014, 2015 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 ._base import Config
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import os
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import yaml
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class DatabaseConfig(Config):
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def __init__(self, args):
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super(DatabaseConfig, self).__init__(args)
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if args.database_path == ":memory:":
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self.database_path = ":memory:"
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else:
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self.database_path = self.abspath(args.database_path)
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self.event_cache_size = self.parse_size(args.event_cache_size)
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if args.database_config:
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with open(args.database_config) as f:
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self.database_config = yaml.safe_load(f)
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else:
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self.database_config = {
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"name": "sqlite3",
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"args": {
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"database": self.database_path,
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},
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}
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name = self.database_config.get("name", None)
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if name == "psycopg2":
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pass
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elif name == "sqlite3":
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self.database_config.setdefault("args", {}).update({
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"cp_min": 1,
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"cp_max": 1,
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"check_same_thread": False,
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})
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else:
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raise RuntimeError("Unsupported database type '%s'" % (name,))
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@classmethod
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def add_arguments(cls, parser):
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super(DatabaseConfig, cls).add_arguments(parser)
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db_group = parser.add_argument_group("database")
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db_group.add_argument(
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"-d", "--database-path", default="homeserver.db",
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metavar="SQLITE_DATABASE_PATH", help="The database name."
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)
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db_group.add_argument(
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"--event-cache-size", default="100K",
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help="Number of events to cache in memory."
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)
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db_group.add_argument(
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"--database-config", default=None,
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help="Location of the database configuration file."
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)
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@classmethod
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def generate_config(cls, args, config_dir_path):
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super(DatabaseConfig, cls).generate_config(args, config_dir_path)
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args.database_path = os.path.abspath(args.database_path)
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