vmware-nsx/neutron/plugins/embrane/l2base/support_base.py
fujioka yuuichi d74bd78678 Apply six for metaclass
__metaclass__ cannot be used in python3.
six be used in general for python 3 compatibility.

Change-Id: Ib0d71b9676dc01390679396443575c05975d3b58
Closes-Bug: #1236648
2013-11-18 17:58:58 +09:00

51 lines
1.5 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2013 Embrane, 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.
#
# @author: Ivar Lazzaro, Embrane, Inc.
import abc
import six
@six.add_metaclass(abc.ABCMeta)
class SupportBase(object):
"""abstract support class.
Defines the methods a plugin support should implement to be used as
the L2 base for Embrane plugin.
"""
@abc.abstractmethod
def __init__(self):
pass
@abc.abstractmethod
def retrieve_utif_info(self, context, neutron_port=None, network=None):
"""Retrieve specific network info.
each plugin support, querying its own DB, can collect all the
information needed by the ESM in order to create the
user traffic security zone.
:param interface_info: the foo parameter
:param context: neutron request context
:returns: heleosapi.info.UtifInfo -- specific network info
:raises: UtifInfoError
"""