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67 lines
2.6 KiB
Python
67 lines
2.6 KiB
Python
#
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# This file is licensed under the Affero General Public License (AGPL) version 3.
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#
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# Copyright (C) 2023 New Vector, Ltd
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# See the GNU Affero General Public License for more details:
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# <https://www.gnu.org/licenses/agpl-3.0.html>.
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#
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# Originally licensed under the Apache License, Version 2.0:
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# <http://www.apache.org/licenses/LICENSE-2.0>.
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#
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# [This file includes modifications made by New Vector Limited]
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#
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#
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import logging
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from typing import Any, Dict, List, Tuple
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from synapse.config import ConfigError
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from synapse.types import JsonDict
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from synapse.util.module_loader import load_module
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from ._base import Config
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logger = logging.getLogger(__name__)
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LEGACY_SPAM_CHECKER_WARNING = """
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This server is using a spam checker module that is implementing the deprecated spam
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checker interface. Please check with the module's maintainer to see if a new version
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supporting Synapse's generic modules system is available. For more information, please
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see https://element-hq.github.io/synapse/latest/modules/index.html
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---------------------------------------------------------------------------------------"""
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class SpamCheckerConfig(Config):
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section = "spamchecker"
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def read_config(self, config: JsonDict, **kwargs: Any) -> None:
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self.spam_checkers: List[Tuple[Any, Dict]] = []
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spam_checkers = config.get("spam_checker") or []
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if isinstance(spam_checkers, dict):
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# The spam_checker config option used to only support one
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# spam checker, and thus was simply a dictionary with module
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# and config keys. Support this old behaviour by checking
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# to see if the option resolves to a dictionary
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self.spam_checkers.append(load_module(spam_checkers, ("spam_checker",)))
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elif isinstance(spam_checkers, list):
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for i, spam_checker in enumerate(spam_checkers):
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config_path = ("spam_checker", "<item %i>" % i)
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if not isinstance(spam_checker, dict):
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raise ConfigError("expected a mapping", config_path)
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self.spam_checkers.append(load_module(spam_checker, config_path))
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else:
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raise ConfigError("spam_checker syntax is incorrect")
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# If this configuration is being used in any way, warn the admin that it is going
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# away soon.
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if self.spam_checkers:
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logger.warning(LEGACY_SPAM_CHECKER_WARNING)
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