Source code for ironic.api.middleware.json_ext

# 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
# 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_log import log

from ironic.common import utils

LOG = log.getLogger(__name__)

[docs]class JsonExtensionMiddleware(object): """Simplified processing of .json extension. Previously Ironic API used the "guess_content_type_from_ext" feature. It was never needed, as we never allowed non-JSON content types anyway. Now that it is removed, this middleware strips .json extension for backward compatibility. """ def __init__(self, app): = app def __call__(self, env, start_response): path = utils.safe_rstrip(env.get('PATH_INFO'), '/') if path and path.endswith('.json'): LOG.debug('Stripping .json prefix from %s for compatibility ' 'with pecan', path) env['PATH_INFO'] = path[:-5] env['HAS_JSON_SUFFIX'] = True else: env['HAS_JSON_SUFFIX'] = False return, start_response)