# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# Copyright 2013, Nachi Ueno, NTT I3, Inc.
# All Rights Reserved.
#
#    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 abc

import six


@six.add_metaclass(abc.ABCMeta)
class VpnDriver(object):

    @property
    def service_type(self):
        pass

    @abc.abstractmethod
    def create_vpnservice(self, context, vpnservice):
        pass

    @abc.abstractmethod
    def update_vpnservice(
        self, context, old_vpnservice, vpnservice):
        pass

    @abc.abstractmethod
    def delete_vpnservice(self, context, vpnservice):
        pass