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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 vstf.agent.env.vswitch_plugins import model
from vstf.common.utils import check_call, get_eth_by_bdf, check_output
class BridgePlugin(model.VswitchPlugin):
def __init__(self):
pass
def clean(self):
"""clean brs created before.
"""
out = check_output(r"brctl show | grep -v '^\s' | awk '{print $1}'|sed '1,1d'", shell=True)
print out
for br in out.split():
if br != 'br0':
self._del_br(br)
return True
def init(self):
pass
def _del_br(self, name):
check_call('ip link set dev %s down' % name, shell=True)
check_call('brctl delbr %s' % name, shell=True)
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
{
"name": "br1",
"uplinks": [
{
"bdf": "04:00.0",
},
{
"bdf": "04:00.1",
}
]
}
"""
name, uplinks = br_cfg['name'], br_cfg['uplinks']
check_call("brctl addbr %s" % name, shell=True)
for uplink in uplinks:
device = get_eth_by_bdf(uplink['bdf'])
check_call("ip link set dev %s up" % device, shell=True)
check_call("brctl addif %s %s" % (name, device), shell=True)
check_call("ip link set dev %s up" % name, shell=True)
return True
def set_tap_vid(self, tap_cfg):
"""linux bridge doesn't support vlan id setting.
"""
return True
def set_fastlink(self, br_cfg):
"""linux bridge doesn't support openflow protocol.
"""
return True
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