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 manila.policies import base
  
  
  BASE_POLICY_NAME = 'share_snapshot_instance_export_location:%s'
  
  
  share_snapshot_instance_export_location_policies = [
      policy.DocumentedRuleDefault(
          name=BASE_POLICY_NAME % 'index',
          check_str=base.RULE_ADMIN_API,
          description="List export locations of a share snapshot instance.",
          operations=[
              {
                  'method': 'GET',
                  'path': ('/snapshot-instances/{snapshot_instance_id}/'
                            'export-locations'),
              }
          ]),
      policy.DocumentedRuleDefault(
          name=BASE_POLICY_NAME % 'show',
          check_str=base.RULE_ADMIN_API,
          description="Show details of a specified export location of a share "
                      "snapshot instance.",
          operations=[
              {
                  'method': 'GET',
                  'path': ('/snapshot-instances/{snapshot_instance_id}/'
                            'export-locations/{export_location_id}'),
              }
          ]),
  ]
  
  
  def list_rules():
      return share_snapshot_instance_export_location_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_log import versionutils
  from oslo_policy import policy
  
  from manila.policies import base
  
  
  BASE_POLICY_NAME = 'share_snapshot_instance_export_location:%s'
  
  DEPRECATED_REASON = """
  The share snapshot instance export location API now supports system scope and
  default roles.
  """
  
  deprecated_snapshot_instance_index = policy.DeprecatedRule(
      name=BASE_POLICY_NAME % 'index',
      check_str=base.RULE_ADMIN_API
  )
  deprecated_snapshot_instance_show = policy.DeprecatedRule(
      name=BASE_POLICY_NAME % 'show',
      check_str=base.RULE_ADMIN_API
  )
  
  
  share_snapshot_instance_export_location_policies = [
      policy.DocumentedRuleDefault(
          name=BASE_POLICY_NAME % 'index',
          check_str=base.SYSTEM_READER,
          scope_types=['system'],
          description="List export locations of a share snapshot instance.",
          operations=[
              {
                  'method': 'GET',
                  'path': ('/snapshot-instances/{snapshot_instance_id}/'
                            'export-locations'),
              }
          ],
          deprecated_rule=deprecated_snapshot_instance_index,
          deprecated_reason=DEPRECATED_REASON,
          deprecated_since=versionutils.deprecated.WALLABY
      ),
      policy.DocumentedRuleDefault(
          name=BASE_POLICY_NAME % 'show',
          check_str=base.SYSTEM_READER,
          scope_types=['system'],
          description="Show details of a specified export location of a share "
                      "snapshot instance.",
          operations=[
              {
                  'method': 'GET',
                  'path': ('/snapshot-instances/{snapshot_instance_id}/'
                            'export-locations/{export_location_id}'),
              }
          ],
          deprecated_rule=deprecated_snapshot_instance_show,
          deprecated_reason=DEPRECATED_REASON,
          deprecated_since=versionutils.deprecated.WALLABY
      ),
  ]
  
  
  def list_rules():
      return share_snapshot_instance_export_location_policies
  
subject: Implement secure RBAC for share snapshot instance export locations