text: #  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.
  
  import neutron.services.provider_configuration
  
  import neutron_vpnaas.services.vpn.agent
  import neutron_vpnaas.services.vpn.device_drivers.ipsec
  import neutron_vpnaas.services.vpn.device_drivers.strongswan_ipsec
  
  
  def list_agent_opts():
      return [
          ('vpnagent',
           neutron_vpnaas.services.vpn.agent.vpn_agent_opts),
          ('ipsec',
           neutron_vpnaas.services.vpn.device_drivers.ipsec.ipsec_opts),
          ('strongswan',
           neutron_vpnaas.services.vpn.device_drivers.strongswan_ipsec.
           strongswan_opts),
          ('pluto',
           neutron_vpnaas.services.vpn.device_drivers.ipsec.pluto_opts)
      ]
  
  
  def list_opts():
      return [
          ('service_providers',
           neutron.services.provider_configuration.serviceprovider_opts)
      ]
  