101 lines
3.6 KiB
Python
101 lines
3.6 KiB
Python
# Copyright 2011 OpenStack Foundation
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""The multinic extension."""
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import webob
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from webob import exc
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from nova.api.openstack import extensions
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from nova.api.openstack import wsgi
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from nova import compute
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from nova import exception
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from nova.i18n import _
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from nova.openstack.common import log as logging
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LOG = logging.getLogger(__name__)
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authorize = extensions.extension_authorizer('compute', 'multinic')
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class MultinicController(wsgi.Controller):
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def __init__(self, *args, **kwargs):
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super(MultinicController, self).__init__(*args, **kwargs)
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self.compute_api = compute.API()
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def _get_instance(self, context, instance_id, want_objects=False):
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try:
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return self.compute_api.get(context, instance_id,
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want_objects=want_objects)
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except exception.InstanceNotFound:
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msg = _("Server not found")
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raise exc.HTTPNotFound(explanation=msg)
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@wsgi.action('addFixedIp')
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def _add_fixed_ip(self, req, id, body):
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"""Adds an IP on a given network to an instance."""
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context = req.environ['nova.context']
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authorize(context)
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# Validate the input entity
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if 'networkId' not in body['addFixedIp']:
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msg = _("Missing 'networkId' argument for addFixedIp")
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raise exc.HTTPUnprocessableEntity(explanation=msg)
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instance = self._get_instance(context, id, want_objects=True)
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network_id = body['addFixedIp']['networkId']
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self.compute_api.add_fixed_ip(context, instance, network_id)
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return webob.Response(status_int=202)
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@wsgi.action('removeFixedIp')
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def _remove_fixed_ip(self, req, id, body):
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"""Removes an IP from an instance."""
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context = req.environ['nova.context']
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authorize(context)
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# Validate the input entity
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if 'address' not in body['removeFixedIp']:
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msg = _("Missing 'address' argument for removeFixedIp")
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raise exc.HTTPUnprocessableEntity(explanation=msg)
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instance = self._get_instance(context, id,
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want_objects=True)
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address = body['removeFixedIp']['address']
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try:
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self.compute_api.remove_fixed_ip(context, instance, address)
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except exception.FixedIpNotFoundForSpecificInstance:
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LOG.exception(_("Unable to find address %r") % address,
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instance=instance)
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raise exc.HTTPBadRequest()
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return webob.Response(status_int=202)
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# Note: The class name is as it has to be for this to be loaded as an
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# extension--only first character capitalized.
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class Multinic(extensions.ExtensionDescriptor):
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"""Multiple network support."""
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name = "Multinic"
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alias = "NMN"
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namespace = "http://docs.openstack.org/compute/ext/multinic/api/v1.1"
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updated = "2011-06-09T00:00:00Z"
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def get_controller_extensions(self):
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controller = MultinicController()
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extension = extensions.ControllerExtension(self, 'servers', controller)
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return [extension]
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