keystone.common.json_home

Source code for keystone.common.json_home

# Copyright 2014 IBM Corp.
#
# 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.

from oslo_serialization import jsonutils

from keystone import exception
from keystone.i18n import _


[docs]def build_v3_resource_relation(resource_name): return ('https://docs.openstack.org/api/openstack-identity/3/rel/%s' % resource_name)
[docs]def build_v3_extension_resource_relation(extension_name, extension_version, resource_name): return ( 'https://docs.openstack.org/api/openstack-identity/3/ext/%s/%s/rel/' '%s' % (extension_name, extension_version, resource_name))
[docs]def build_v3_parameter_relation(parameter_name): return ('https://docs.openstack.org/api/openstack-identity/3/param/%s' % parameter_name)
[docs]def build_v3_extension_parameter_relation(extension_name, extension_version, parameter_name): return ( 'https://docs.openstack.org/api/openstack-identity/3/ext/%s/%s/param/' '%s' % (extension_name, extension_version, parameter_name))
[docs]class Parameters(object): """Relationships for Common parameters.""" DOMAIN_ID = build_v3_parameter_relation('domain_id') ENDPOINT_ID = build_v3_parameter_relation('endpoint_id') GROUP_ID = build_v3_parameter_relation('group_id') POLICY_ID = build_v3_parameter_relation('policy_id') PROJECT_ID = build_v3_parameter_relation('project_id') REGION_ID = build_v3_parameter_relation('region_id') ROLE_ID = build_v3_parameter_relation('role_id') SERVICE_ID = build_v3_parameter_relation('service_id') USER_ID = build_v3_parameter_relation('user_id') TAG_VALUE = build_v3_parameter_relation('tag_value') REGISTERED_LIMIT_ID = build_v3_parameter_relation('registered_limit_id') LIMIT_ID = build_v3_parameter_relation('limit_id')
[docs]class Status(object): """Status values supported.""" DEPRECATED = 'deprecated' EXPERIMENTAL = 'experimental' STABLE = 'stable'
[docs] @classmethod def update_resource_data(cls, resource_data, status): if status is cls.STABLE: # We currently do not add a status if the resource is stable, the # absence of the status property can be taken as meaning that the # resource is stable. return if status is cls.DEPRECATED or status is cls.EXPERIMENTAL: resource_data['hints'] = {'status': status} return raise exception.Error(message=_( 'Unexpected status requested for JSON Home response, %s') % status)
[docs]class JsonHomeResources(object): """JSON Home resource data.""" __resources = {} __serialized_resource_data = None @classmethod def _reset(cls): # NOTE(morgan): this will reset all json home resource definitions. # This is only used for testing. cls.__resources.clear() cls.__serialized_resource_data = None
[docs] @classmethod def append_resource(cls, rel, data): cls.__resources[rel] = data cls.__serialized_resource_data = None
[docs] @classmethod def resources(cls): # NOTE(morgan): We use a serialized form of the resource data to # ensure that the raw data is not changed by processing, this method # simply populates the serialized store if it is not already populated. # Any changes to this class storage object will result in clearing # the serialized data value. if cls.__serialized_resource_data is None: cls.__serialized_resource_data = jsonutils.dumps(cls.__resources) return {'resources': jsonutils.loads(cls.__serialized_resource_data)}
[docs]def translate_urls(json_home, new_prefix): """Given a JSON Home document, sticks new_prefix on each of the urls.""" for dummy_rel, resource in json_home['resources'].items(): if 'href' in resource: resource['href'] = new_prefix + resource['href'] elif 'href-template' in resource: resource['href-template'] = new_prefix + resource['href-template']
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