115 lines
4.6 KiB
Python
115 lines
4.6 KiB
Python
# Copyright 2018 FiberHome Telecommunication Technologies CO.,LTD
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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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from http import client as http_client
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from oslo_log import log as logging
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from oslo_utils import strutils
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from webob import exc
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from cinder.api import common
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from cinder.api.contrib import volume_transfer as volume_transfer_v2
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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 volume_transfer
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from cinder.api import validation
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from cinder import exception
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LOG = logging.getLogger(__name__)
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class VolumeTransferController(volume_transfer_v2.VolumeTransferController):
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"""The transfer API controller for the OpenStack API V3."""
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def _get_transfers(self, req, is_detail):
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"""Returns a list of transfers, transformed through view builder."""
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context = req.environ['cinder.context']
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req_version = req.api_version_request
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params = req.params.copy()
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marker = limit = offset = None
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if req_version.matches(mv.SUPPORT_TRANSFER_PAGINATION):
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marker, limit, offset = common.get_pagination_params(params)
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sort_keys, sort_dirs = common.get_sort_params(params)
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else:
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# NOTE(yikun): After microversion SUPPORT_TRANSFER_PAGINATION,
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# transfers list api use the ['created_at'], ['asc']
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# as default order, but we should keep the compatible in here.
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sort_keys, sort_dirs = ['created_at', 'id'], ['asc', 'asc']
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filters = params
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if 'name' in filters:
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filters['display_name'] = filters.pop('name')
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LOG.debug('Listing volume transfers')
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transfers = self.transfer_api.get_all(context, marker=marker,
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limit=limit,
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sort_keys=sort_keys,
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sort_dirs=sort_dirs,
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filters=filters,
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offset=offset)
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transfer_count = len(transfers)
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limited_list = common.limited(transfers, req)
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if is_detail:
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transfers = self._view_builder.detail_list(req, limited_list,
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transfer_count)
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else:
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transfers = self._view_builder.summary_list(req, limited_list,
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transfer_count)
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return transfers
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def index(self, req):
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"""Returns a summary list of transfers."""
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return self._get_transfers(req, is_detail=False)
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def detail(self, req):
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"""Returns a detailed list of transfers."""
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return self._get_transfers(req, is_detail=True)
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@wsgi.response(http_client.ACCEPTED)
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@validation.schema(volume_transfer.create, mv.BASE_VERSION,
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mv.get_prior_version(mv.TRANSFER_WITH_SNAPSHOTS))
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@validation.schema(volume_transfer.create_v355, mv.TRANSFER_WITH_SNAPSHOTS)
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def create(self, req, body):
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"""Create a new volume transfer."""
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LOG.debug('Creating new volume transfer %s', body)
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context = req.environ['cinder.context']
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transfer = body['transfer']
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volume_id = transfer['volume_id']
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name = transfer.get('name', None)
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if name is not None:
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name = name.strip()
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no_snapshots = strutils.bool_from_string(transfer.get('no_snapshots',
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False))
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LOG.info("Creating transfer of volume %s", volume_id)
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try:
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new_transfer = self.transfer_api.create(context, volume_id, name,
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no_snapshots=no_snapshots)
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# Not found exception will be handled at the wsgi level
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except exception.Invalid as error:
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raise exc.HTTPBadRequest(explanation=error.msg)
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transfer = self._view_builder.create(req,
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dict(new_transfer))
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return transfer
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def create_resource():
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return wsgi.Resource(VolumeTransferController())
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