133 lines
5.0 KiB
Python
133 lines
5.0 KiB
Python
# Copyright (c) 2016 EMC Corporation
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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 group types specs controller"""
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from http import client as http_client
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import webob
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from cinder.api import microversions as mv
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from cinder.api.openstack import wsgi
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from cinder.api.schemas import group_specs
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from cinder.api import validation
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from cinder import db
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from cinder import exception
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from cinder.i18n import _
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from cinder.policies import group_types as policy
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from cinder import rpc
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from cinder.volume import group_types
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class GroupTypeSpecsController(wsgi.Controller):
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"""The group type specs API controller for the OpenStack API."""
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def _get_group_specs(self, context, group_type_id):
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group_specs = db.group_type_specs_get(context, group_type_id)
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specs_dict = {}
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for key, value in group_specs.items():
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specs_dict[key] = value
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return dict(group_specs=specs_dict)
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def _check_type(self, context, group_type_id):
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try:
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group_types.get_group_type(context, group_type_id)
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except exception.GroupTypeNotFound as ex:
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raise webob.exc.HTTPNotFound(explanation=ex.msg)
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@wsgi.Controller.api_version(mv.GROUP_TYPE)
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def index(self, req, group_type_id):
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"""Returns the list of group specs for a given group type."""
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context = req.environ['cinder.context']
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context.authorize(policy.SPEC_POLICY)
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self._check_type(context, group_type_id)
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return self._get_group_specs(context, group_type_id)
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@wsgi.Controller.api_version(mv.GROUP_TYPE)
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@wsgi.response(http_client.ACCEPTED)
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@validation.schema(group_specs.create)
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def create(self, req, group_type_id, body):
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context = req.environ['cinder.context']
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context.authorize(policy.SPEC_POLICY)
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self._check_type(context, group_type_id)
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specs = body['group_specs']
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db.group_type_specs_update_or_create(context,
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group_type_id,
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specs)
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notifier_info = dict(type_id=group_type_id, specs=specs)
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notifier = rpc.get_notifier('groupTypeSpecs')
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notifier.info(context, 'group_type_specs.create',
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notifier_info)
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return body
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@wsgi.Controller.api_version(mv.GROUP_TYPE)
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@validation.schema(group_specs.update)
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def update(self, req, group_type_id, id, body):
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context = req.environ['cinder.context']
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context.authorize(policy.SPEC_POLICY)
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self._check_type(context, group_type_id)
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if id not in body:
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expl = _('Request body and URI mismatch')
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raise webob.exc.HTTPBadRequest(explanation=expl)
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db.group_type_specs_update_or_create(context,
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group_type_id,
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body)
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notifier_info = dict(type_id=group_type_id, id=id)
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notifier = rpc.get_notifier('groupTypeSpecs')
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notifier.info(context,
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'group_type_specs.update',
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notifier_info)
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return body
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@wsgi.Controller.api_version(mv.GROUP_TYPE)
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def show(self, req, group_type_id, id):
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"""Return a single extra spec item."""
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context = req.environ['cinder.context']
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context.authorize(policy.SPEC_POLICY)
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self._check_type(context, group_type_id)
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specs = self._get_group_specs(context, group_type_id)
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if id in specs['group_specs']:
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return {id: specs['group_specs'][id]}
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else:
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msg = _("Group Type %(type_id)s has no extra spec with key "
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"%(id)s.") % ({'type_id': group_type_id, 'id': id})
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raise webob.exc.HTTPNotFound(explanation=msg)
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@wsgi.Controller.api_version(mv.GROUP_TYPE)
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def delete(self, req, group_type_id, id):
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"""Deletes an existing group spec."""
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context = req.environ['cinder.context']
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context.authorize(policy.SPEC_POLICY)
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self._check_type(context, group_type_id)
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try:
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db.group_type_specs_delete(context, group_type_id, id)
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except exception.GroupTypeSpecsNotFound as error:
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raise webob.exc.HTTPNotFound(explanation=error.msg)
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notifier_info = dict(type_id=group_type_id, id=id)
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notifier = rpc.get_notifier('groupTypeSpecs')
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notifier.info(context,
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'group_type_specs.delete',
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notifier_info)
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return webob.Response(status_int=http_client.ACCEPTED)
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def create_resource():
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return wsgi.Resource(GroupTypeSpecsController())
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