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# -*- coding: utf-8 -*-
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# Copyright (C) 2017-2017 RhodeCode GmbH
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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, version 3
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# (only), as published by the Free Software Foundation.
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#
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# This program 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 Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# This program is dual-licensed. If you wish to learn more about the
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# RhodeCode Enterprise Edition, including its added features, Support services,
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# and proprietary license terms, please see https://rhodecode.com/licenses/
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import datetime
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import dateutil
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from rhodecode.model.db import DbSession, Session
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class CleanupCommand(Exception):
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pass
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class BaseAuthSessions(object):
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SESSION_TYPE = None
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def __init__(self, config):
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session_conf = {}
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for k, v in config.items():
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if k.startswith('beaker.session'):
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session_conf[k] = v
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self.config = session_conf
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def get_count(self):
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raise NotImplementedError
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def get_expired_count(self):
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raise NotImplementedError
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def clean_sessions(self, older_than_seconds=None):
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raise NotImplementedError
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def _seconds_to_date(self, seconds):
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return datetime.datetime.utcnow() - dateutil.relativedelta.relativedelta(
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seconds=seconds)
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class DbAuthSessions(BaseAuthSessions):
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SESSION_TYPE = 'ext:database'
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def get_count(self):
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return DbSession.query().count()
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def get_expired_count(self, older_than_seconds=None):
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expiry_date = self._seconds_to_date(older_than_seconds)
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return DbSession.query().filter(DbSession.accessed < expiry_date).count()
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def clean_sessions(self, older_than_seconds=None):
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expiry_date = self._seconds_to_date(older_than_seconds)
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DbSession.query().filter(DbSession.accessed < expiry_date).delete()
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Session().commit()
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class FileAuthSessions(BaseAuthSessions):
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SESSION_TYPE = 'file sessions'
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def get_count(self):
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return 'NOT AVAILABLE'
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def get_expired_count(self):
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return self.get_count()
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def clean_sessions(self, older_than_seconds=None):
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data_dir = self.config.get('beaker.session.data_dir')
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raise CleanupCommand(
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'Please execute this command: '
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'`find . -mtime +60 -exec rm {{}} \;` inside {} directory'.format(
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data_dir))
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class MemcachedAuthSessions(BaseAuthSessions):
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SESSION_TYPE = 'ext:memcached'
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def get_count(self):
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return 'NOT AVAILABLE'
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def get_expired_count(self):
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return self.get_count()
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def clean_sessions(self, older_than_seconds=None):
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raise CleanupCommand('Cleanup for this session type not yet available')
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class MemoryAuthSessions(BaseAuthSessions):
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SESSION_TYPE = 'memory'
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def get_count(self):
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return 'NOT AVAILABLE'
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def get_expired_count(self):
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return self.get_count()
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def clean_sessions(self, older_than_seconds=None):
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raise CleanupCommand('Cleanup for this session type not yet available')
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def get_session_handler(session_type):
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types = {
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'file': FileAuthSessions,
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'ext:memcached': MemcachedAuthSessions,
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'ext:database': DbAuthSessions,
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'memory': MemoryAuthSessions
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}
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try:
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return types[session_type]
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except KeyError:
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raise ValueError(
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'This type {} is not supported'.format(session_type))
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