Here's the change that switched to the none auth_type: https://github.com/openstack/bifrost/commit/21ca45937a9cb36c6f04073182bf2edea8acbd5d.
Here's the change that switched to the none auth_type: https:/ /github. com/openstack/ bifrost/ commit/ 21ca45937a9cb36 c6f04073182bf2e dea8acbd5d.