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# Copyright (C) 2016-2020 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 logging
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from rhodecode import events
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from rhodecode.lib import rc_cache
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log = logging.getLogger(__name__)
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# names of namespaces used for different permission related cached
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# during flush operation we need to take care of all those
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cache_namespaces = [
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'cache_user_auth.{}',
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'cache_user_repo_acl_ids.{}',
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'cache_user_user_group_acl_ids.{}',
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'cache_user_repo_group_acl_ids.{}'
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]
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def trigger_user_permission_flush(event):
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"""
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Subscriber to the `UserPermissionsChange`. This triggers the
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automatic flush of permission caches, so the users affected receive new permissions
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Right Away
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"""
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invalidate = True
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affected_user_ids = set(event.user_ids)
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for user_id in affected_user_ids:
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for cache_namespace_uid_tmpl in cache_namespaces:
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cache_namespace_uid = cache_namespace_uid_tmpl.format(user_id)
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del_keys = rc_cache.clear_cache_namespace(
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'cache_perms', cache_namespace_uid, invalidate=invalidate)
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log.debug('Invalidated %s cache keys for user_id: %s and namespace %s',
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del_keys, user_id, cache_namespace_uid)
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def includeme(config):
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config.add_subscriber(trigger_user_permission_flush, events.UserPermissionsChange)
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