nova/nova/api/openstack/compute/contrib/flavormanage.py

97 lines
3.5 KiB
Python

# 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 webob
from nova.api.openstack.compute import flavors as flavors_api
from nova.api.openstack.compute.views import flavors as flavors_view
from nova.api.openstack import extensions
from nova.api.openstack import wsgi
from nova.compute import flavors
from nova import exception
from nova.i18n import _
authorize = extensions.extension_authorizer('compute', 'flavormanage')
class FlavorManageController(wsgi.Controller):
"""The Flavor Lifecycle API controller for the OpenStack API."""
_view_builder_class = flavors_view.ViewBuilder
def __init__(self):
super(FlavorManageController, self).__init__()
@wsgi.action("delete")
def _delete(self, req, id):
context = req.environ['nova.context']
authorize(context)
try:
flavor = flavors.get_flavor_by_flavor_id(
id, ctxt=context, read_deleted="no")
except exception.NotFound as e:
raise webob.exc.HTTPNotFound(explanation=e.format_message())
flavors.destroy(flavor['name'])
return webob.Response(status_int=202)
@wsgi.action("create")
@wsgi.serializers(xml=flavors_api.FlavorTemplate)
def _create(self, req, body):
context = req.environ['nova.context']
authorize(context)
if not self.is_valid_body(body, 'flavor'):
msg = _("Invalid request body")
raise webob.exc.HTTPBadRequest(explanation=msg)
vals = body['flavor']
name = vals.get('name')
flavorid = vals.get('id')
memory = vals.get('ram')
vcpus = vals.get('vcpus')
root_gb = vals.get('disk')
ephemeral_gb = vals.get('OS-FLV-EXT-DATA:ephemeral', 0)
swap = vals.get('swap', 0)
rxtx_factor = vals.get('rxtx_factor', 1.0)
is_public = vals.get('os-flavor-access:is_public', True)
try:
flavor = flavors.create(name, memory, vcpus, root_gb,
ephemeral_gb=ephemeral_gb,
flavorid=flavorid, swap=swap,
rxtx_factor=rxtx_factor,
is_public=is_public)
req.cache_db_flavor(flavor)
except (exception.FlavorExists,
exception.FlavorIdExists) as err:
raise webob.exc.HTTPConflict(explanation=err.format_message())
except exception.InvalidInput as exc:
raise webob.exc.HTTPBadRequest(explanation=exc.format_message())
return self._view_builder.show(req, flavor)
class Flavormanage(extensions.ExtensionDescriptor):
"""Flavor create/delete API support."""
name = "FlavorManage"
alias = "os-flavor-manage"
namespace = ("http://docs.openstack.org/compute/ext/"
"flavor_manage/api/v1.1")
updated = "2012-01-19T00:00:00Z"
def get_controller_extensions(self):
controller = FlavorManageController()
extension = extensions.ControllerExtension(self, 'flavors', controller)
return [extension]