keystone.api.limits

Source code for keystone.api.limits

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#         http://www.apache.org/licenses/LICENSE-2.0
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#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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#    License for the specific language governing permissions and limitations
#    under the License.

# This file handles all flask-restful resources for /v3/limits

import flask
import flask_restful
from six.moves import http_client

from keystone.common import json_home
from keystone.common import provider_api
from keystone.common import rbac_enforcer
from keystone.common import validation
from keystone import exception
from keystone.i18n import _
from keystone.limit import schema
from keystone.server import flask as ks_flask


PROVIDERS = provider_api.ProviderAPIs
ENFORCER = rbac_enforcer.RBACEnforcer


[docs]class LimitsResource(ks_flask.ResourceBase): collection_key = 'limits' member_key = 'limit' json_home_resource_status = json_home.Status.EXPERIMENTAL def _list_limits(self): filters = ['service_id', 'region_id', 'resource_name', 'project_id'] ENFORCER.enforce_call(action='identity:list_limits', filters=filters) hints = self.build_driver_hints(filters) project_id_filter = hints.get_exact_filter_by_name('project_id') if project_id_filter: if self.oslo_context.system_scope: refs = PROVIDERS.unified_limit_api.list_limits(hints) else: refs = [] else: project_id = self.oslo_context.project_id if project_id: hints.add_filter('project_id', project_id) refs = PROVIDERS.unified_limit_api.list_limits(hints) return self.wrap_collection(refs, hints=hints) def _get_limit(self, limit_id): ENFORCER.enforce_call(action='identity:get_limit') ref = PROVIDERS.unified_limit_api.get_limit(limit_id) if (not self.oslo_context.is_admin and not ('admin' in self.oslo_context.roles)): project_id = self.oslo_context.project_id if project_id and project_id != ref['project_id']: action = _('The authenticated project should match the ' 'project_id') raise exception.Forbidden(action=action) return self.wrap_member(ref)
[docs] def get(self, limit_id=None): if limit_id is not None: return self._get_limit(limit_id) return self._list_limits()
[docs] def post(self): ENFORCER.enforce_call(action='identity:create_limits') limits_b = (flask.request.get_json(silent=True, force=True) or {}).get( 'limits', {}) validation.lazy_validate(schema.limit_create, limits_b) limits = [self._assign_unique_id(self._normalize_dict(limit)) for limit in limits_b] refs = PROVIDERS.unified_limit_api.create_limits(limits) refs = self.wrap_collection(refs) refs.pop('links') return refs, http_client.CREATED
[docs] def patch(self, limit_id): ENFORCER.enforce_call(action='identity:update_limit') limit = (flask.request.get_json(silent=True, force=True) or {}).get( 'limit', {}) validation.lazy_validate(schema.limit_update, limit) self._require_matching_id(limit) ref = PROVIDERS.unified_limit_api.update_limit(limit_id, limit) return self.wrap_member(ref)
[docs] def delete(self, limit_id): ENFORCER.enforce_call(action='identity:delete_limit') return (PROVIDERS.unified_limit_api.delete_limit(limit_id), http_client.NO_CONTENT)
[docs]class LimitModelResource(flask_restful.Resource):
[docs] def get(self): ENFORCER.enforce_call(action='identity:get_limit_model') model = PROVIDERS.unified_limit_api.get_model() return {'model': model}
[docs]class LimitsAPI(ks_flask.APIBase): _name = 'limits' _import_name = __name__ resources = [LimitsResource] resource_mapping = [ ks_flask.construct_resource_map( resource=LimitModelResource, resource_kwargs={}, url='/limits/model', rel='limit_model', status=json_home.Status.EXPERIMENTAL ) ]
APIs = (LimitsAPI,)
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