128 lines
4.9 KiB
Python
128 lines
4.9 KiB
Python
# Copyright (c) 2011 Zadara Storage Inc.
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# Copyright (c) 2011 OpenStack Foundation
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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 volume types manage extension."""
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import webob
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from cinder.api import extensions
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from cinder.api.openstack import wsgi
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from cinder.api.v1 import types
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from cinder.api.views import types as views_types
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from cinder import exception
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from cinder.openstack.common.notifier import api as notifier_api
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from cinder.volume import volume_types
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authorize = extensions.extension_authorizer('volume', 'types_manage')
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class VolumeTypesManageController(wsgi.Controller):
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"""The volume types API controller for the OpenStack API."""
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_view_builder_class = views_types.ViewBuilder
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def _notify_volume_type_error(self, context, method, payload):
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notifier_api.notify(context,
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'volumeType',
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method,
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notifier_api.ERROR,
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payload)
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@wsgi.action("create")
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@wsgi.serializers(xml=types.VolumeTypeTemplate)
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def _create(self, req, body):
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"""Creates a new volume type."""
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context = req.environ['cinder.context']
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authorize(context)
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if not self.is_valid_body(body, 'volume_type'):
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raise webob.exc.HTTPBadRequest()
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vol_type = body['volume_type']
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name = vol_type.get('name', None)
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specs = vol_type.get('extra_specs', {})
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if name is None or name == "":
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raise webob.exc.HTTPBadRequest()
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try:
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volume_types.create(context, name, specs)
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vol_type = volume_types.get_volume_type_by_name(context, name)
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notifier_info = dict(volume_types=vol_type)
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notifier_api.notify(context, 'volumeType',
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'volume_type.create',
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notifier_api.INFO, notifier_info)
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except exception.VolumeTypeExists as err:
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notifier_err = dict(volume_types=vol_type, error_message=str(err))
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self._notify_volume_type_error(context,
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'volume_type.create',
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notifier_err)
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raise webob.exc.HTTPConflict(explanation=str(err))
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except exception.NotFound as err:
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notifier_err = dict(volume_types=vol_type, error_message=str(err))
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self._notify_volume_type_error(context,
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'volume_type.create',
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notifier_err)
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raise webob.exc.HTTPNotFound()
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return self._view_builder.show(req, vol_type)
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@wsgi.action("delete")
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def _delete(self, req, id):
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"""Deletes an existing volume type."""
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context = req.environ['cinder.context']
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authorize(context)
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try:
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vol_type = volume_types.get_volume_type(context, id)
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volume_types.destroy(context, vol_type['id'])
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notifier_info = dict(volume_types=vol_type)
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notifier_api.notify(context, 'volumeType',
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'volume_type.delete',
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notifier_api.INFO, notifier_info)
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except exception.VolumeTypeInUse as err:
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notifier_err = dict(id=id, error_message=str(err))
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self._notify_volume_type_error(context,
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'volume_type.delete',
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notifier_err)
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msg = 'Target volume type is still in use.'
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raise webob.exc.HTTPBadRequest(explanation=msg)
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except exception.NotFound as err:
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notifier_err = dict(id=id, error_message=str(err))
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self._notify_volume_type_error(context,
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'volume_type.delete',
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notifier_err)
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raise webob.exc.HTTPNotFound()
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return webob.Response(status_int=202)
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class Types_manage(extensions.ExtensionDescriptor):
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"""Types manage support."""
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name = "TypesManage"
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alias = "os-types-manage"
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namespace = "http://docs.openstack.org/volume/ext/types-manage/api/v1"
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updated = "2011-08-24T00:00:00+00:00"
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def get_controller_extensions(self):
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controller = VolumeTypesManageController()
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extension = extensions.ControllerExtension(self, 'types', controller)
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return [extension]
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