Source code for keystone.revoke.core

# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.

"""Main entry point into the Revoke service."""

from oslo_log import versionutils

from keystone.common import cache
from keystone.common import dependency
from keystone.common import extension
from keystone.common import manager
import keystone.conf
from keystone import exception
from keystone.i18n import _
from keystone.models import revoke_model
from keystone import notifications
from keystone.revoke.backends import base


CONF = keystone.conf.CONF


EXTENSION_DATA = {
    'name': 'OpenStack Revoke API',
    'namespace': 'http://docs.openstack.org/identity/api/ext/'
                 'OS-REVOKE/v1.0',
    'alias': 'OS-REVOKE',
    'updated': '2014-02-24T20:51:0-00:00',
    'description': 'OpenStack revoked token reporting mechanism.',
    'links': [
        {
            'rel': 'describedby',
            'type': 'text/html',
            'href': 'http://developer.openstack.org/'
                    'api-ref-identity-v3-ext.html',
        }
    ]}
extension.register_admin_extension(EXTENSION_DATA['alias'], EXTENSION_DATA)
extension.register_public_extension(EXTENSION_DATA['alias'], EXTENSION_DATA)

# This builds a discrete cache region dedicated to revoke events. The API can
# return a filtered list based upon last fetchtime. This is deprecated but
# must be maintained.
REVOKE_REGION = cache.create_region(name='revoke')
MEMOIZE = cache.get_memoization_decorator(
    group='revoke',
    region=REVOKE_REGION)


@dependency.provider('revoke_api')
[docs]class Manager(manager.Manager): """Default pivot point for the Revoke backend. Performs common logic for recording revocations. See :mod:`keystone.common.manager.Manager` for more details on how this dynamically calls the backend. """ driver_namespace = 'keystone.revoke' def __init__(self): super(Manager, self).__init__(CONF.revoke.driver) self._register_listeners() self.model = revoke_model @MEMOIZE def _list_events(self, last_fetch): return self.driver.list_events(last_fetch)
[docs] def list_events(self, last_fetch=None): return self._list_events(last_fetch)
def _user_callback(self, service, resource_type, operation, payload): self.revoke_by_user(payload['resource_info']) def _role_callback(self, service, resource_type, operation, payload): self.revoke( revoke_model.RevokeEvent(role_id=payload['resource_info'])) def _project_callback(self, service, resource_type, operation, payload): self.revoke( revoke_model.RevokeEvent(project_id=payload['resource_info'])) def _domain_callback(self, service, resource_type, operation, payload): self.revoke( revoke_model.RevokeEvent(domain_id=payload['resource_info'])) def _trust_callback(self, service, resource_type, operation, payload): self.revoke( revoke_model.RevokeEvent(trust_id=payload['resource_info'])) def _consumer_callback(self, service, resource_type, operation, payload): self.revoke( revoke_model.RevokeEvent(consumer_id=payload['resource_info'])) def _access_token_callback(self, service, resource_type, operation, payload): self.revoke( revoke_model.RevokeEvent(access_token_id=payload['resource_info'])) def _role_assignment_callback(self, service, resource_type, operation, payload): info = payload['resource_info'] self.revoke_by_grant(role_id=info['role_id'], user_id=info['user_id'], domain_id=info.get('domain_id'), project_id=info.get('project_id')) def _register_listeners(self): callbacks = { notifications.ACTIONS.deleted: [ ['OS-TRUST:trust', self._trust_callback], ['OS-OAUTH1:consumer', self._consumer_callback], ['OS-OAUTH1:access_token', self._access_token_callback], ['role', self._role_callback], ['user', self._user_callback], ['project', self._project_callback], ['role_assignment', self._role_assignment_callback] ], notifications.ACTIONS.disabled: [ ['user', self._user_callback], ['project', self._project_callback], ['domain', self._domain_callback], ], notifications.ACTIONS.internal: [ [notifications.INVALIDATE_USER_TOKEN_PERSISTENCE, self._user_callback], ] } for event, cb_info in callbacks.items(): for resource_type, callback_fns in cb_info: notifications.register_event_callback(event, resource_type, callback_fns)
[docs] def revoke_by_user(self, user_id): return self.revoke(revoke_model.RevokeEvent(user_id=user_id))
def _assert_not_domain_and_project_scoped(self, domain_id=None, project_id=None): if domain_id is not None and project_id is not None: msg = _('The revoke call must not have both domain_id and ' 'project_id. This is a bug in the Keystone server. The ' 'current request is aborted.') raise exception.UnexpectedError(exception=msg)
[docs] def revoke_by_audit_id(self, audit_id): self.revoke(revoke_model.RevokeEvent(audit_id=audit_id))
[docs] def revoke_by_audit_chain_id(self, audit_chain_id, project_id=None, domain_id=None): self._assert_not_domain_and_project_scoped(domain_id=domain_id, project_id=project_id) self.revoke(revoke_model.RevokeEvent(audit_chain_id=audit_chain_id, domain_id=domain_id, project_id=project_id))
[docs] def revoke_by_grant(self, role_id, user_id=None, domain_id=None, project_id=None): self.revoke( revoke_model.RevokeEvent(user_id=user_id, role_id=role_id, domain_id=domain_id, project_id=project_id))
[docs] def revoke_by_user_and_project(self, user_id, project_id): self.revoke( revoke_model.RevokeEvent(project_id=project_id, user_id=user_id))
[docs] def revoke_by_project_role_assignment(self, project_id, role_id): self.revoke(revoke_model.RevokeEvent(project_id=project_id, role_id=role_id))
[docs] def revoke_by_domain_role_assignment(self, domain_id, role_id): self.revoke(revoke_model.RevokeEvent(domain_id=domain_id, role_id=role_id))
[docs] def check_token(self, token_values): """Check the values from a token against the revocation list. :param token_values: dictionary of values from a token, normalized for differences between v2 and v3. The checked values are a subset of the attributes of model.TokenEvent :raises keystone.exception.TokenNotFound: If the token is invalid. """ if revoke_model.is_revoked(self.list_events(), token_values): raise exception.TokenNotFound(_('Failed to validate token'))
[docs] def revoke(self, event): self.driver.revoke(event) REVOKE_REGION.invalidate()
@versionutils.deprecated( versionutils.deprecated.NEWTON, what='keystone.revoke.RevokeDriverV8', in_favor_of='keystone.revoke.backends.base.RevokeDriverV8', remove_in=+1)
[docs]class RevokeDriverV8(base.RevokeDriverV8): pass
Driver = manager.create_legacy_driver(base.RevokeDriverV8)

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