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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# 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.
from webob import exc
import nova
from nova.api.openstack import common
from nova.api.openstack.compute.views import addresses as view_addresses
from nova.api.openstack import wsgi
from nova.api.openstack import xmlutil
def make_network(elem):
elem.set('id', 0)
ip = xmlutil.SubTemplateElement(elem, 'ip', selector=1)
ip.set('version')
ip.set('addr')
network_nsmap = {None: xmlutil.XMLNS_V11}
class NetworkTemplate(xmlutil.TemplateBuilder):
def construct(self):
sel = xmlutil.Selector(xmlutil.get_items, 0)
root = xmlutil.TemplateElement('network', selector=sel)
make_network(root)
return xmlutil.MasterTemplate(root, 1, nsmap=network_nsmap)
class AddressesTemplate(xmlutil.TemplateBuilder):
def construct(self):
root = xmlutil.TemplateElement('addresses', selector='addresses')
elem = xmlutil.SubTemplateElement(root, 'network',
selector=xmlutil.get_items)
make_network(elem)
return xmlutil.MasterTemplate(root, 1, nsmap=network_nsmap)
class Controller(wsgi.Controller):
"""The servers addresses API controller for the OpenStack API."""
_view_builder_class = view_addresses.ViewBuilder
def __init__(self, **kwargs):
super(Controller, self).__init__(**kwargs)
self._compute_api = nova.compute.API()
def _get_instance(self, context, server_id):
try:
instance = self._compute_api.get(context, server_id)
except nova.exception.NotFound:
msg = _("Instance does not exist")
raise exc.HTTPNotFound(explanation=msg)
return instance
def create(self, req, server_id, body):
raise exc.HTTPNotImplemented()
def delete(self, req, server_id, id):
raise exc.HTTPNotImplemented()
@wsgi.serializers(xml=AddressesTemplate)
def index(self, req, server_id):
context = req.environ["nova.context"]
instance = self._get_instance(context, server_id)
networks = common.get_networks_for_instance(context, instance)
return self._view_builder.index(networks)
@wsgi.serializers(xml=NetworkTemplate)
def show(self, req, server_id, id):
context = req.environ["nova.context"]
instance = self._get_instance(context, server_id)
networks = common.get_networks_for_instance(context, instance)
if id not in networks:
msg = _("Instance is not a member of specified network")
raise exc.HTTPNotFound(explanation=msg)
return self._view_builder.show(networks[id], id)
def create_resource():
return wsgi.Resource(Controller())
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