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# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# Copyright 2013 Cloudbase Solutions Srl
# Copyright 2013 Pedro Navarro Perez
# 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
from oslo.config import cfg
from nova.openstack.common import log as logging
from nova.virt.hyperv import networkutils
from nova.virt.hyperv import vmutils
hyperv_opts = [
cfg.StrOpt('vswitch_name',
default=None,
help='External virtual switch Name, '
'if not provided, the first external virtual '
'switch is used',
deprecated_group='DEFAULT'),
]
CONF = cfg.CONF
CONF.register_opts(hyperv_opts, 'hyperv')
LOG = logging.getLogger(__name__)
class HyperVBaseVIFDriver(object):
@abc.abstractmethod
def plug(self, instance, vif):
pass
@abc.abstractmethod
def unplug(self, instance, vif):
pass
class HyperVQuantumVIFDriver(HyperVBaseVIFDriver):
"""Quantum VIF driver."""
def plug(self, instance, vif):
# Quantum takes care of plugging the port
pass
def unplug(self, instance, vif):
# Quantum takes care of unplugging the port
pass
class HyperVNovaNetworkVIFDriver(HyperVBaseVIFDriver):
"""Nova network VIF driver."""
def __init__(self):
self._vmutils = vmutils.VMUtils()
self._netutils = networkutils.NetworkUtils()
def plug(self, instance, vif):
vswitch_path = self._netutils.get_external_vswitch(
CONF.hyperv.vswitch_name)
vm_name = instance['name']
LOG.debug(_('Creating vswitch port for instance: %s') % vm_name)
vswitch_port = self._netutils.create_vswitch_port(vswitch_path,
vm_name)
self._vmutils.set_nic_connection(vm_name, vif['id'], vswitch_port)
def unplug(self, instance, vif):
#TODO(alepilotti) Not implemented
pass
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