65 lines
2.2 KiB
Python
65 lines
2.2 KiB
Python
# This file is part of Radicale Server - Calendar Server
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# Copyright © 2008 Nicolas Kandel
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# Copyright © 2008 Pascal Halter
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# Copyright © 2008-2017 Guillaume Ayoub
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# Copyright © 2017-2018 Unrud<unrud@outlook.com>
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#
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# This library is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Radicale. If not, see <http://www.gnu.org/licenses/>.
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"""
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Radicale WSGI application.
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Can be used with an external WSGI server or the built-in server.
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"""
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import os
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import pkg_resources
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import threading
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from radicale import config, log
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from radicale.app import Application
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VERSION = pkg_resources.get_distribution("radicale").version
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_application = None
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_application_config_path = None
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_application_lock = threading.Lock()
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def _init_application(config_path, wsgi_errors):
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global _application, _application_config_path
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with _application_lock:
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if _application is not None:
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return
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log.setup()
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with log.register_stream(wsgi_errors):
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_application_config_path = config_path
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configuration = config.load([config_path] if config_path else [],
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ignore_missing_paths=False)
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log.set_level(configuration.get("logging", "level"))
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_application = Application(configuration)
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def application(environ, start_response):
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config_path = environ.get("RADICALE_CONFIG",
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os.environ.get("RADICALE_CONFIG"))
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if _application is None:
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_init_application(config_path, environ["wsgi.errors"])
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if _application_config_path != config_path:
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raise ValueError("RADICALE_CONFIG must not change: %s != %s" %
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(repr(config_path), repr(_application_config_path)))
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return _application(environ, start_response)
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