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 neutron.conf.policies import base
  
  
  COLLECTION_PATH = '/quota'
  RESOURCE_PATH = '/quota/{id}'
  
  
  rules = [
      policy.DocumentedRuleDefault(
          'get_quota',
          base.RULE_ADMIN_ONLY,
          'Get a resource quota',
          [
              {
                  'method': 'GET',
                  'path': COLLECTION_PATH,
              },
              {
                  'method': 'GET',
                  'path': RESOURCE_PATH,
              },
          ]
      ),
      policy.DocumentedRuleDefault(
          'update_quota',
          base.RULE_ADMIN_ONLY,
          'Update a resource quota',
          [
              {
                  'method': 'PUT',
                  'path': RESOURCE_PATH,
              },
          ]
      ),
      policy.DocumentedRuleDefault(
          'delete_quota',
          base.RULE_ADMIN_ONLY,
          'Delete a resource quota',
          [
              {
                  'method': 'DELETE',
                  'path': RESOURCE_PATH,
              },
          ]
      ),
  ]
  
  
  def list_rules():
      return rules
  
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 neutron.conf.policies import base
  
  DEPRECATED_REASON = """
  The quotas API now supports system scope and default roles.
  """
  
  
  COLLECTION_PATH = '/quota'
  RESOURCE_PATH = '/quota/{id}'
  
  
  rules = [
      policy.DocumentedRuleDefault(
          name='get_quota',
          check_str=base.SYSTEM_READER,
          scope_types=['system'],
          description='Get a resource quota',
          operations=[
              {
                  'method': 'GET',
                  'path': COLLECTION_PATH,
              },
              {
                  'method': 'GET',
                  'path': RESOURCE_PATH,
              },
          ],
          deprecated_rule=policy.DeprecatedRule(
              name='get_quota',
              check_str=base.RULE_ADMIN_ONLY),
          deprecated_reason=DEPRECATED_REASON,
          deprecated_since=versionutils.deprecated.WALLABY
      ),
      policy.DocumentedRuleDefault(
          name='update_quota',
          check_str=base.SYSTEM_ADMIN,
          scope_types=['system'],
          description='Update a resource quota',
          operations=[
              {
                  'method': 'PUT',
                  'path': RESOURCE_PATH,
              },
          ],
          deprecated_rule=policy.DeprecatedRule(
              name='update_quota',
              check_str=base.RULE_ADMIN_ONLY),
          deprecated_reason=DEPRECATED_REASON,
          deprecated_since=versionutils.deprecated.WALLABY
      ),
      policy.DocumentedRuleDefault(
          name='delete_quota',
          check_str=base.SYSTEM_ADMIN,
          scope_types=['system'],
          description='Delete a resource quota',
          operations=[
              {
                  'method': 'DELETE',
                  'path': RESOURCE_PATH,
              },
          ],
          deprecated_rule=policy.DeprecatedRule(
              name='delete_quota',
              check_str=base.RULE_ADMIN_ONLY),
          deprecated_reason=DEPRECATED_REASON,
          deprecated_since=versionutils.deprecated.WALLABY
      ),
  ]
  
  
  def list_rules():
      return rules
  
subject: Implement secure RBAC for quotas API