manila/manila/api/contrib/types_manage.py

133 lines
5.0 KiB
Python

# Copyright (c) 2011 OpenStack Foundation
#
# 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 share types manage extension."""
import six
import webob
from manila.api import extensions
from manila.api.openstack import wsgi
from manila.api.views import types as views_types
from manila import exception
from manila.i18n import _
from manila import rpc
from manila.share import share_types
authorize = extensions.extension_authorizer('share', 'types_manage')
class ShareTypesManageController(wsgi.Controller):
"""The share types API controller for the OpenStack API."""
_view_builder_class = views_types.ViewBuilder
def _notify_share_type_error(self, context, method, payload):
rpc.get_notifier('shareType').error(context, method, payload)
@wsgi.action("create")
def _create(self, req, body):
"""Creates a new share type."""
context = req.environ['manila.context']
authorize(context)
if not self.is_valid_body(body, 'share_type') and \
not self.is_valid_body(body, 'volume_type'):
raise webob.exc.HTTPBadRequest()
elif self.is_valid_body(body, 'share_type'):
share_type = body['share_type']
else:
share_type = body['volume_type']
name = share_type.get('name', None)
specs = share_type.get('extra_specs', {})
is_public = share_type.get('os-share-type-access:is_public', True)
if name is None or name == "" or len(name) > 255:
msg = _("Type name is not valid.")
raise webob.exc.HTTPBadRequest(explanation=msg)
try:
required_extra_specs = (
share_types.get_valid_required_extra_specs(specs)
)
except exception.InvalidExtraSpec as e:
raise webob.exc.HTTPBadRequest(explanation=six.text_type(e))
try:
share_types.create(context, name, specs, is_public)
share_type = share_types.get_share_type_by_name(context, name)
share_type['required_extra_specs'] = required_extra_specs
req.cache_db_share_type(share_type)
notifier_info = dict(share_types=share_type)
rpc.get_notifier('shareType').info(
context, 'share_type.create', notifier_info)
except exception.ShareTypeExists as err:
notifier_err = dict(share_types=share_type,
error_message=six.text_type(err))
self._notify_share_type_error(context, 'share_type.create',
notifier_err)
raise webob.exc.HTTPConflict(explanation=six.text_type(err))
except exception.NotFound as err:
notifier_err = dict(share_types=share_type,
error_message=six.text_type(err))
self._notify_share_type_error(context, 'share_type.create',
notifier_err)
raise webob.exc.HTTPNotFound()
return self._view_builder.show(req, share_type)
@wsgi.action("delete")
def _delete(self, req, id):
"""Deletes an existing share type."""
context = req.environ['manila.context']
authorize(context)
try:
share_type = share_types.get_share_type(context, id)
share_types.destroy(context, share_type['id'])
notifier_info = dict(share_types=share_type)
rpc.get_notifier('shareType').info(
context, 'share_type.delete', notifier_info)
except exception.ShareTypeInUse as err:
notifier_err = dict(id=id, error_message=six.text_type(err))
self._notify_share_type_error(context, 'share_type.delete',
notifier_err)
msg = 'Target share type is still in use.'
raise webob.exc.HTTPBadRequest(explanation=msg)
except exception.NotFound as err:
notifier_err = dict(id=id, error_message=six.text_type(err))
self._notify_share_type_error(context, 'share_type.delete',
notifier_err)
raise webob.exc.HTTPNotFound()
return webob.Response(status_int=202)
class Types_manage(extensions.ExtensionDescriptor):
"""Types manage support."""
name = "TypesManage"
alias = "os-types-manage"
updated = "2011-08-24T00:00:00+00:00"
def get_controller_extensions(self):
controller = ShareTypesManageController()
extension = extensions.ControllerExtension(self, 'types', controller)
return [extension]