+ Can be used to validate that you switched from uuid to fernet
tokens on a cloud
Example usages:
(Get a token from the undercloud)
[stack@ospd utils]$ . ../../stackrc
[stack@ospd utils]$ ./get-token.py
b8b597133d3040b1ad87381591f9965c
(Get a token from the overcloud)
[stack@ospd utils]$ . ../../overcloudrc
[stack@ospd utils]$ ./get-token.py
5968d8c4149f443d8f3484e0b8353bfa
(Get a token from overcloud after adjusting to fernet tokens)
[stack@ospd utils]$ ./get-token.py
gAAAAABXhlqfbX0n0MtiBXDLk2WSk7XLc1cKzQ4Q6Xmb8MjGHgEFGYRu ...
Change-Id: Idfba4848b35e05023ea2a32bd830c5d0d50e685a