old_contents: # 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.
  
  from oslo_policy import policy
  
  from keystone.common.policies import base
  
  revoke_event_policies = [
      policy.RuleDefault(
          name=base.IDENTITY % 'list_revoke_events',
          check_str=base.RULE_SERVICE_OR_ADMIN)
  ]
  
  
  def list_rules():
      return revoke_event_policies
  
new_contents: # 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.
  
  from oslo_policy import policy
  
  from keystone.common.policies import base
  
  revoke_event_policies = [
      policy.DocumentedRuleDefault(
          name=base.IDENTITY % 'list_revoke_events',
          check_str=base.RULE_SERVICE_OR_ADMIN,
          description='List revocation events.',
          operations=[{'path': '/v3/OS-REVOKE/events',
                       'method': 'GET'}])
  ]
  
  
  def list_rules():
      return revoke_event_policies
  
subject: Move revoke events to DocumentedRuleDefault