--- prelude: > This release adds http_proxy_to_wsgi middleware to the pipeline. features: - The 'http_proxy_to_wsgi' middleware can be used to help barbican respond with the correct URL refs when it's put behind a TLS proxy (such as HAProxy). This middleware is disabled by default, but can be enabled via a configuration option in the oslo_middleware group. upgrade: - The barbican-api-paste.ini configuration file for the paste pipeline was updated to add the http_proxy_to_wsgi middleware.