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# 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.
import six
from openstack.compute import compute_service
from openstack import resource
class ServerMeta(resource.Resource):
resource_key = 'meta'
id_attribute = 'key'
base_path = '/servers/%(server_id)s/metadata'
service = compute_service.ComputeService()
# capabilities
allow_create = True
allow_retrieve = True
allow_update = True
allow_delete = True
allow_list = True
# Properties
#: The metadata key.
key = resource.prop('key')
#: The ID of a server.
server_id = resource.prop('server_id')
#: The metadata value.
value = resource.prop('value')
@classmethod
def create_by_id(cls, session, attrs, resource_id=None, path_args=None):
url = cls._get_url(path_args, resource_id)
body = {cls.resource_key: {attrs['key']: attrs['value']}}
resp = session.put(url, endpoint_filter=cls.service, json=body)
resp = resp.json()
return {'key': resource_id,
'value': resp[cls.resource_key][resource_id]}
@classmethod
def get_data_by_id(cls, session, resource_id, path_args=None,
include_headers=False):
url = cls._get_url(path_args, resource_id)
resp = session.get(url, endpoint_filter=cls.service)
resp = resp.json()
return {'key': resource_id,
'value': resp[cls.resource_key][resource_id]}
@classmethod
def update_by_id(cls, session, resource_id, attrs, path_args=None):
return cls.create_by_id(session, attrs, resource_id, path_args)
@classmethod
def delete_by_id(cls, session, resource_id, path_args=None):
url = cls._get_url(path_args, resource_id)
headers = {'Accept': ''}
session.delete(url, endpoint_filter=cls.service, headers=headers)
@classmethod
def list(cls, session, path_args=None, **params):
url = '/servers/%(server_id)s/metadata' % path_args
resp = session.get(url, endpoint_filter=cls.service, params=params)
resp = resp.json()
resp = resp['metadata']
return [cls.existing(server_id=path_args['server_id'], key=key,
value=value)
for key, value in six.iteritems(resp)]
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