# Copyright 2012-2013 OpenStack Foundation # # 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. # """Common identity code""" from keystoneclient import exceptions as identity_exc from keystoneclient.v3 import domains from keystoneclient.v3 import groups from keystoneclient.v3 import projects from keystoneclient.v3 import users from osc_lib import exceptions from osc_lib import utils from openstackclient.i18n import _ def find_service(identity_client, name_type_or_id): """Find a service by id, name or type.""" try: # search for service id return identity_client.services.get(name_type_or_id) except identity_exc.NotFound: # ignore NotFound exception, raise others pass try: # search for service name return identity_client.services.find(name=name_type_or_id) except identity_exc.NotFound: pass except identity_exc.NoUniqueMatch: msg = _("Multiple service matches found for '%s', " "use an ID to be more specific.") raise exceptions.CommandError(msg % name_type_or_id) try: # search for service type return identity_client.services.find(type=name_type_or_id) except identity_exc.NotFound: msg = _("No service with a type, name or ID of '%s' exists.") raise exceptions.CommandError(msg % name_type_or_id) except identity_exc.NoUniqueMatch: msg = _("Multiple service matches found for '%s', " "use an ID to be more specific.") raise exceptions.CommandError(msg % name_type_or_id) def _get_token_resource(client, resource, parsed_name): """Peek into the user's auth token to get resource IDs Look into a user's token to try and find the ID of a domain, project or user, when given the name. Typically non-admin users will interact with the CLI using names. However, by default, keystone does not allow look up by name since it would involve listing all entities. Instead opt to use the correct ID (from the token) instead. :param client: An identity client :param resource: A resource to look at in the token, this may be `domain`, `project_domain`, `user_domain`, `project`, or `user`. :param parsed_name: This is input from parsed_args that the user is hoping to find in the token. :returns: The ID of the resource from the token, or the original value from parsed_args if it does not match. """ try: token = client.auth.client.get_token() token_data = client.tokens.get_token_data(token) token_dict = token_data['token'] # NOTE(stevemar): If domain is passed, just look at the project domain. if resource == 'domain': token_dict = token_dict['project'] obj = token_dict[resource] return obj['id'] if obj['name'] == parsed_name else parsed_name # diaper defense in case parsing the token fails except Exception: # noqa return parsed_name def _get_domain_id_if_requested(identity_client, domain_name_or_id): if not domain_name_or_id: return None domain = find_domain(identity_client, domain_name_or_id) return domain.id def find_domain(identity_client, name_or_id): return _find_identity_resource(identity_client.domains, name_or_id, domains.Domain) def find_group(identity_client, name_or_id, domain_name_or_id=None): domain_id = _get_domain_id_if_requested(identity_client, domain_name_or_id) if not domain_id: return _find_identity_resource(identity_client.groups, name_or_id, groups.Group) else: return _find_identity_resource(identity_client.groups, name_or_id, groups.Group, domain_id=domain_id) def find_project(identity_client, name_or_id, domain_name_or_id=None): domain_id = _get_domain_id_if_requested(identity_client, domain_name_or_id) if not domain_id: return _find_identity_resource(identity_client.projects, name_or_id, projects.Project) else: return _find_identity_resource(identity_client.projects, name_or_id, projects.Project, domain_id=domain_id) def find_user(identity_client, name_or_id, domain_name_or_id=None): domain_id = _get_domain_id_if_requested(identity_client, domain_name_or_id) if not domain_id: return _find_identity_resource(identity_client.users, name_or_id, users.User) else: return _find_identity_resource(identity_client.users, name_or_id, users.User, domain_id=domain_id) def _find_identity_resource(identity_client_manager, name_or_id, resource_type, **kwargs): """Find a specific identity resource. Using keystoneclient's manager, attempt to find a specific resource by its name or ID. If Forbidden to find the resource (a common case if the user does not have permission), then return the resource by creating a local instance of keystoneclient's Resource. The parameter identity_client_manager is a keystoneclient manager, for example: keystoneclient.v3.users or keystoneclient.v3.projects. The parameter resource_type is a keystoneclient resource, for example: keystoneclient.v3.users.User or keystoneclient.v3.projects.Project. :param identity_client_manager: the manager that contains the resource :type identity_client_manager: `keystoneclient.base.CrudManager` :param name_or_id: the resources's name or ID :type name_or_id: string :param resource_type: class that represents the resource type :type resource_type: `keystoneclient.base.Resource` :returns: the resource in question :rtype: `keystoneclient.base.Resource` """ try: identity_resource = utils.find_resource(identity_client_manager, name_or_id, **kwargs) if identity_resource is not None: return identity_resource except identity_exc.Forbidden: pass return resource_type(None, {'id': name_or_id, 'name': name_or_id}) def add_user_domain_option_to_parser(parser): parser.add_argument( '--user-domain', metavar='', help=_('Domain the user belongs to (name or ID). ' 'This can be used in case collisions between user names ' 'exist.'), ) def add_group_domain_option_to_parser(parser): parser.add_argument( '--group-domain', metavar='', help=_('Domain the group belongs to (name or ID). ' 'This can be used in case collisions between group names ' 'exist.'), ) def add_project_domain_option_to_parser(parser): parser.add_argument( '--project-domain', metavar='', help=_('Domain the project belongs to (name or ID). ' 'This can be used in case collisions between project names ' 'exist.'), ) def add_role_domain_option_to_parser(parser): parser.add_argument( '--role-domain', metavar='', help=_('Domain the role belongs to (name or ID). ' 'This must be specified when the name of a domain specific ' 'role is used.'), ) def add_inherited_option_to_parser(parser): parser.add_argument( '--inherited', action='store_true', default=False, help=_('Specifies if the role grant is inheritable to the sub ' 'projects'), )