tenant:user correct but wrong password:
ubuntu@swift-a:~$ swift -V 2 -U ubuntu:ubuntu -K opeanstack -A http://192.168.122.102:5000/v2.0 list
Auth GET failed: http://192.168.122.102:5000/v2.0/tokens 401 Not Authorized



tenant:user and password correct:
ubuntu@swift-a:~$ swift -V 2 -U ubuntu:ubuntu -K openstack -A http://192.168.122.102:5000/v2.0 list
[Errno 111] ECONNREFUSED

wrong tenant, user and password correct
ubuntu@swift-a:~$ swift -V 2 -U falsetenant:ubuntu -K openstack -A http://192.168.122.102:5000/v2.0 list
There is no object-store endpoint on this auth server.