100 lines
3.4 KiB
Python
100 lines
3.4 KiB
Python
# Copyright 2011 OpenStack Foundation
|
|
# 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.
|
|
|
|
"""The multinic extension."""
|
|
|
|
import webob
|
|
from webob import exc
|
|
|
|
from nova.api.openstack import extensions
|
|
from nova.api.openstack import wsgi
|
|
from nova import compute
|
|
from nova import exception
|
|
from nova.openstack.common.gettextutils import _
|
|
from nova.openstack.common import log as logging
|
|
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
ALIAS = "os-multinic"
|
|
authorize = extensions.extension_authorizer('compute', 'v3:' + ALIAS)
|
|
|
|
|
|
class MultinicController(wsgi.Controller):
|
|
def __init__(self, *args, **kwargs):
|
|
super(MultinicController, self).__init__(*args, **kwargs)
|
|
self.compute_api = compute.API()
|
|
|
|
def _get_instance(self, context, instance_id):
|
|
try:
|
|
return self.compute_api.get(context, instance_id)
|
|
except exception.InstanceNotFound as e:
|
|
raise exc.HTTPNotFound(explanation=e.format_message())
|
|
|
|
@wsgi.action('add_fixed_ip')
|
|
def _add_fixed_ip(self, req, id, body):
|
|
"""Adds an IP on a given network to an instance."""
|
|
context = req.environ['nova.context']
|
|
authorize(context)
|
|
|
|
# Validate the input entity
|
|
if 'network_id' not in body['add_fixed_ip']:
|
|
msg = _("Missing 'network_id' argument for add_fixed_ip")
|
|
raise exc.HTTPBadRequest(explanation=msg)
|
|
|
|
instance = self._get_instance(context, id)
|
|
network_id = body['add_fixed_ip']['network_id']
|
|
self.compute_api.add_fixed_ip(context, instance, network_id)
|
|
return webob.Response(status_int=202)
|
|
|
|
@wsgi.action('remove_fixed_ip')
|
|
def _remove_fixed_ip(self, req, id, body):
|
|
"""Removes an IP from an instance."""
|
|
context = req.environ['nova.context']
|
|
authorize(context)
|
|
|
|
# Validate the input entity
|
|
if 'address' not in body['remove_fixed_ip']:
|
|
msg = _("Missing 'address' argument for remove_fixed_ip")
|
|
raise exc.HTTPBadRequest(explanation=msg)
|
|
|
|
instance = self._get_instance(context, id)
|
|
address = body['remove_fixed_ip']['address']
|
|
|
|
try:
|
|
self.compute_api.remove_fixed_ip(context, instance, address)
|
|
except exception.FixedIpNotFoundForSpecificInstance as e:
|
|
raise exc.HTTPBadRequest(explanation=e.format_message())
|
|
|
|
return webob.Response(status_int=202)
|
|
|
|
|
|
# Note: The class name is as it has to be for this to be loaded as an
|
|
# extension--only first character capitalized.
|
|
class Multinic(extensions.V3APIExtensionBase):
|
|
"""Multiple network support."""
|
|
|
|
name = "Multinic"
|
|
alias = ALIAS
|
|
namespace = "http://docs.openstack.org/compute/ext/multinic/api/v3"
|
|
version = 1
|
|
|
|
def get_controller_extensions(self):
|
|
controller = MultinicController()
|
|
extension = extensions.ControllerExtension(self, 'servers', controller)
|
|
return [extension]
|
|
|
|
def get_resources(self):
|
|
return []
|