47a2c5a85e
more infomation, refer to the panko docs[1] or code[2]
[1]: https://docs.openstack.org/panko/rocky/install/manual.html
[2]: 9c4677f178/panko/storage/__init__.py (L39)
Change-Id: Ic7bdf555eb262005ca24f675cd8cee09d9bc3092
Closes-Bug: #1690843