106 lines
3.5 KiB
Python
106 lines
3.5 KiB
Python
# Copyright (c) 2017 Hitachi, 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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import pecan
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from pecan import rest
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import wsme
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from ironic import api
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from ironic.api.controllers import base
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from ironic.api.controllers import link
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from ironic.api.controllers.v1 import utils as api_utils
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from ironic.api.controllers.v1 import volume_connector
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from ironic.api.controllers.v1 import volume_target
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from ironic.api import expose
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from ironic.common import exception
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from ironic.common import policy
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class Volume(base.APIBase):
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"""API representation of a volume root.
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This class exists as a root class for the volume connectors and volume
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targets controllers.
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"""
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links = wsme.wsattr([link.Link], readonly=True)
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"""A list containing a self link and associated volume links"""
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connectors = wsme.wsattr([link.Link], readonly=True)
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"""Links to the volume connectors resource"""
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targets = wsme.wsattr([link.Link], readonly=True)
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"""Links to the volume targets resource"""
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@staticmethod
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def convert(node_ident=None):
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url = api.request.public_url
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volume = Volume()
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if node_ident:
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resource = 'nodes'
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args = '%s/volume/' % node_ident
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else:
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resource = 'volume'
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args = ''
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volume.links = [
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link.Link.make_link('self', url, resource, args),
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link.Link.make_link('bookmark', url, resource, args,
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bookmark=True)]
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volume.connectors = [
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link.Link.make_link('self', url, resource, args + 'connectors'),
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link.Link.make_link('bookmark', url, resource, args + 'connectors',
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bookmark=True)]
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volume.targets = [
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link.Link.make_link('self', url, resource, args + 'targets'),
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link.Link.make_link('bookmark', url, resource, args + 'targets',
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bookmark=True)]
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return volume
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class VolumeController(rest.RestController):
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"""REST controller for volume root"""
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_subcontroller_map = {
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'connectors': volume_connector.VolumeConnectorsController,
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'targets': volume_target.VolumeTargetsController
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}
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def __init__(self, node_ident=None):
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super(VolumeController, self).__init__()
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self.parent_node_ident = node_ident
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@expose.expose(Volume)
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def get(self):
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if not api_utils.allow_volume():
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raise exception.NotFound()
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cdict = api.request.context.to_policy_values()
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policy.authorize('baremetal:volume:get', cdict, cdict)
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return Volume.convert(self.parent_node_ident)
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@pecan.expose()
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def _lookup(self, subres, *remainder):
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if not api_utils.allow_volume():
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pecan.abort(http_client.NOT_FOUND)
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subcontroller = self._subcontroller_map.get(subres)
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if subcontroller:
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return subcontroller(node_ident=self.parent_node_ident), remainder
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