284 lines
11 KiB
Python
284 lines
11 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.
|
|
|
|
"""The volumes V3 api."""
|
|
|
|
from oslo_log import log as logging
|
|
from oslo_utils import uuidutils
|
|
from six.moves import http_client
|
|
import webob
|
|
from webob import exc
|
|
|
|
from cinder.api import common
|
|
from cinder.api.openstack import wsgi
|
|
from cinder.api.v2 import volumes as volumes_v2
|
|
from cinder.api.v3.views import volumes as volume_views_v3
|
|
from cinder import group as group_api
|
|
from cinder.i18n import _
|
|
from cinder import objects
|
|
import cinder.policy
|
|
from cinder import utils
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
SUMMARY_BASE_MICRO_VERSION = '3.12'
|
|
|
|
|
|
def check_policy(context, action, target_obj=None):
|
|
target = {
|
|
'project_id': context.project_id,
|
|
'user_id': context.user_id
|
|
}
|
|
target.update(target_obj or {})
|
|
|
|
_action = 'volume:%s' % action
|
|
cinder.policy.enforce(context, _action, target)
|
|
|
|
|
|
class VolumeController(volumes_v2.VolumeController):
|
|
"""The Volumes API controller for the OpenStack API V3."""
|
|
|
|
_view_builder_class = volume_views_v3.ViewBuilder
|
|
|
|
def __init__(self, ext_mgr):
|
|
self.group_api = group_api.API()
|
|
super(VolumeController, self).__init__(ext_mgr)
|
|
|
|
def delete(self, req, id):
|
|
"""Delete a volume."""
|
|
context = req.environ['cinder.context']
|
|
req_version = req.api_version_request
|
|
|
|
cascade = utils.get_bool_param('cascade', req.params)
|
|
force = False
|
|
|
|
params = ""
|
|
if req_version.matches('3.23'):
|
|
force = utils.get_bool_param('force', req.params)
|
|
if cascade or force:
|
|
params = "(cascade: %(c)s, force: %(f)s)" % {'c': cascade,
|
|
'f': force}
|
|
|
|
LOG.info("Delete volume with id: %(id)s %(params)s",
|
|
{'id': id, 'params': params}, context=context)
|
|
|
|
if force:
|
|
check_policy(context, 'force_delete')
|
|
|
|
volume = self.volume_api.get(context, id)
|
|
|
|
self.volume_api.delete(context, volume,
|
|
cascade=cascade,
|
|
force=force)
|
|
|
|
return webob.Response(status_int=202)
|
|
|
|
def _get_volumes(self, req, is_detail):
|
|
"""Returns a list of volumes, transformed through view builder."""
|
|
|
|
context = req.environ['cinder.context']
|
|
req_version = req.api_version_request
|
|
|
|
params = req.params.copy()
|
|
marker, limit, offset = common.get_pagination_params(params)
|
|
sort_keys, sort_dirs = common.get_sort_params(params)
|
|
filters = params
|
|
|
|
if req_version.matches(None, "3.3"):
|
|
filters.pop('glance_metadata', None)
|
|
|
|
if req_version.matches(None, "3.9"):
|
|
filters.pop('group_id', None)
|
|
|
|
utils.remove_invalid_filter_options(context, filters,
|
|
self._get_volume_filter_options())
|
|
# NOTE(thingee): v2 API allows name instead of display_name
|
|
if 'name' in sort_keys:
|
|
sort_keys[sort_keys.index('name')] = 'display_name'
|
|
|
|
if 'name' in filters:
|
|
filters['display_name'] = filters.pop('name')
|
|
|
|
if 'group_id' in filters:
|
|
filters['consistencygroup_id'] = filters.pop('group_id')
|
|
|
|
strict = req.api_version_request.matches("3.2", None)
|
|
self.volume_api.check_volume_filters(filters, strict)
|
|
|
|
volumes = self.volume_api.get_all(context, marker, limit,
|
|
sort_keys=sort_keys,
|
|
sort_dirs=sort_dirs,
|
|
filters=filters,
|
|
viewable_admin_meta=True,
|
|
offset=offset)
|
|
|
|
for volume in volumes:
|
|
utils.add_visible_admin_metadata(volume)
|
|
|
|
req.cache_db_volumes(volumes.objects)
|
|
|
|
if is_detail:
|
|
volumes = self._view_builder.detail_list(req, volumes)
|
|
else:
|
|
volumes = self._view_builder.summary_list(req, volumes)
|
|
return volumes
|
|
|
|
@wsgi.Controller.api_version(SUMMARY_BASE_MICRO_VERSION)
|
|
def summary(self, req):
|
|
"""Return summary of volumes."""
|
|
view_builder_v3 = volume_views_v3.ViewBuilder()
|
|
context = req.environ['cinder.context']
|
|
filters = req.params.copy()
|
|
|
|
utils.remove_invalid_filter_options(context, filters,
|
|
self._get_volume_filter_options())
|
|
|
|
volumes = self.volume_api.get_volume_summary(context, filters=filters)
|
|
return view_builder_v3.quick_summary(volumes[0], int(volumes[1]))
|
|
|
|
@wsgi.response(http_client.ACCEPTED)
|
|
def create(self, req, body):
|
|
"""Creates a new volume.
|
|
|
|
:param req: the request
|
|
:param body: the request body
|
|
:returns: dict -- the new volume dictionary
|
|
:raises: HTTPNotFound, HTTPBadRequest
|
|
"""
|
|
self.assert_valid_body(body, 'volume')
|
|
|
|
LOG.debug('Create volume request body: %s', body)
|
|
context = req.environ['cinder.context']
|
|
|
|
req_version = req.api_version_request
|
|
# Remove group_id from body if max version is less than 3.13.
|
|
if req_version.matches(None, "3.12"):
|
|
# NOTE(xyang): The group_id is from a group created with a
|
|
# group_type. So with this group_id, we've got a group_type
|
|
# for this volume. Also if group_id is passed in, that means
|
|
# we already know which backend is hosting the group and the
|
|
# volume will be created on the same backend as well. So it
|
|
# won't go through the scheduler again if a group_id is
|
|
# passed in.
|
|
try:
|
|
body.get('volume', {}).pop('group_id', None)
|
|
except AttributeError:
|
|
msg = (_("Invalid body provided for creating volume. "
|
|
"Request API version: %s.") % req_version)
|
|
raise exc.HTTPBadRequest(explanation=msg)
|
|
|
|
volume = body['volume']
|
|
kwargs = {}
|
|
self.validate_name_and_description(volume)
|
|
|
|
# NOTE(thingee): v2 API allows name instead of display_name
|
|
if 'name' in volume:
|
|
volume['display_name'] = volume.pop('name')
|
|
|
|
# NOTE(thingee): v2 API allows description instead of
|
|
# display_description
|
|
if 'description' in volume:
|
|
volume['display_description'] = volume.pop('description')
|
|
|
|
if 'image_id' in volume:
|
|
volume['imageRef'] = volume.pop('image_id')
|
|
|
|
req_volume_type = volume.get('volume_type', None)
|
|
if req_volume_type:
|
|
# Not found exception will be handled at the wsgi level
|
|
kwargs['volume_type'] = (
|
|
objects.VolumeType.get_by_name_or_id(context, req_volume_type))
|
|
|
|
kwargs['metadata'] = volume.get('metadata', None)
|
|
|
|
snapshot_id = volume.get('snapshot_id')
|
|
if snapshot_id is not None:
|
|
if not uuidutils.is_uuid_like(snapshot_id):
|
|
msg = _("Snapshot ID must be in UUID form.")
|
|
raise exc.HTTPBadRequest(explanation=msg)
|
|
# Not found exception will be handled at the wsgi level
|
|
kwargs['snapshot'] = self.volume_api.get_snapshot(context,
|
|
snapshot_id)
|
|
else:
|
|
kwargs['snapshot'] = None
|
|
|
|
source_volid = volume.get('source_volid')
|
|
if source_volid is not None:
|
|
# Not found exception will be handled at the wsgi level
|
|
kwargs['source_volume'] = (
|
|
self.volume_api.get_volume(context,
|
|
source_volid))
|
|
else:
|
|
kwargs['source_volume'] = None
|
|
|
|
source_replica = volume.get('source_replica')
|
|
if source_replica is not None:
|
|
# Not found exception will be handled at the wsgi level
|
|
src_vol = self.volume_api.get_volume(context,
|
|
source_replica)
|
|
if src_vol['replication_status'] == 'disabled':
|
|
explanation = _('source volume id:%s is not'
|
|
' replicated') % source_replica
|
|
raise exc.HTTPBadRequest(explanation=explanation)
|
|
kwargs['source_replica'] = src_vol
|
|
else:
|
|
kwargs['source_replica'] = None
|
|
|
|
kwargs['group'] = None
|
|
kwargs['consistencygroup'] = None
|
|
consistencygroup_id = volume.get('consistencygroup_id')
|
|
if consistencygroup_id is not None:
|
|
# Not found exception will be handled at the wsgi level
|
|
kwargs['group'] = self.group_api.get(context, consistencygroup_id)
|
|
|
|
# Get group_id if volume is in a group.
|
|
group_id = volume.get('group_id')
|
|
if group_id is not None:
|
|
# Not found exception will be handled at the wsgi level
|
|
kwargs['group'] = self.group_api.get(context, group_id)
|
|
|
|
size = volume.get('size', None)
|
|
if size is None and kwargs['snapshot'] is not None:
|
|
size = kwargs['snapshot']['volume_size']
|
|
elif size is None and kwargs['source_volume'] is not None:
|
|
size = kwargs['source_volume']['size']
|
|
elif size is None and kwargs['source_replica'] is not None:
|
|
size = kwargs['source_replica']['size']
|
|
|
|
LOG.info("Create volume of %s GB", size)
|
|
|
|
if self.ext_mgr.is_loaded('os-image-create'):
|
|
image_ref = volume.get('imageRef')
|
|
if image_ref is not None:
|
|
image_uuid = self._image_uuid_from_ref(image_ref, context)
|
|
kwargs['image_id'] = image_uuid
|
|
|
|
kwargs['availability_zone'] = volume.get('availability_zone', None)
|
|
kwargs['scheduler_hints'] = volume.get('scheduler_hints', None)
|
|
multiattach = volume.get('multiattach', False)
|
|
kwargs['multiattach'] = multiattach
|
|
|
|
new_volume = self.volume_api.create(context,
|
|
size,
|
|
volume.get('display_name'),
|
|
volume.get('display_description'),
|
|
**kwargs)
|
|
|
|
retval = self._view_builder.detail(req, new_volume)
|
|
|
|
return retval
|
|
|
|
|
|
def create_resource(ext_mgr):
|
|
return wsgi.Resource(VolumeController(ext_mgr))
|