2015-01-21 16:59:08.394 12722 WARNING keystonemiddleware.auth_token [-] Unable to find authentication token in headers
2015-01-21 16:59:08.395 12722 INFO keystonemiddleware.auth_token [-] Invalid user token - rejecting request
2015-01-21 16:59:08.396 12722 INFO eventlet.wsgi [-] 163.113.88.168 - - [21/Jan/2015 16:59:08] "GET /v1/servers HTTP/1.1" 401 287 0.002569