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##############################################################################
# Copyright (c) 2015 Huawei Technologies Co.,Ltd and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
from abc import ABCMeta
from abc import abstractmethod
class VswitchPlugin:
__metaclass__ = ABCMeta
@abstractmethod
def clean(self):
"""implement this clean function to clean environment before and after calling any other functions.
"""
pass
@abstractmethod
def init(self):
"""implements this init function to setup necessary Preconditions.
"""
pass
@abstractmethod
def create_br(self, br_cfg):
"""Create a bridge(virtual switch). Return True for success, return False for failure.
:param dict br_cfg: configuration for bridge creation like
{
"type": "ovs",
"name": "ovs1",
"uplinks": [
{
"bdf": "04:00.0",
"vlan_mode": "access",
"vlan_id": "1"
}
],
"vtep": {},
}
"""
pass
@abstractmethod
def set_tap_vid(self, tap_cfg):
"""set vlan id or vxlan id for tap device(virtual nic for vm).
:param dict tap_cfg: dictionary config for tap device like
{
"tap_name": "tap_in",
"vlan_mode": "access",
"vlan_id": "1"
}
"""
pass
def set_fastlink(self, br_cfg):
return True
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