Can't get keystone token

[Pavel]

Detailed bug description:
Problem discovered on MOS 9.2 ISO #607

Problem was discovered during execution of KeystonePlugin.get_token: "The request you have made requires authentication. (HTTP 401) (Request-ID: req-79463e9e-573e-48a5-88c6-c16218030290)".

Unfourtunately I have only this rally log:
Traceback (most recent call last):
  File "/opt/stack/.venv/lib/python2.7/site-packages/rally/task/runner.py", line 73, in _run_scenario_once
    getattr(scenario_inst, method_name)(**scenario_kwargs)
  File "/opt/rally/plugins/keystone_plugin.py", line 138, in get_token
    self._authenticate()
  File "/opt/stack/.venv/lib/python2.7/site-packages/rally/task/atomic.py", line 84, in func_atomic_actions
    f = func(self, *args, **kwargs)
  File "/opt/rally/plugins/keystone_plugin.py", line 35, in _authenticate
    password=password)
  File "/opt/stack/.venv/lib/python2.7/site-packages/positional/__init__.py", line 101, in inner
    return wrapped(*args, **kwargs)
  File "/opt/stack/.venv/lib/python2.7/site-packages/keystoneclient/httpclient.py", line 578, in authenticate
    resp = self.get_raw_token_from_identity_service(**kwargs)
  File "/opt/stack/.venv/lib/python2.7/site-packages/keystoneclient/v2_0/client.py", line 210, in get_raw_token_from_identity_service
    return plugin.get_auth_ref(self.session)
  File "/opt/stack/.venv/lib/python2.7/site-packages/keystoneclient/auth/identity/v2.py", line 89, in get_auth_ref
    authenticated=False, log=False)
  File "/opt/stack/.venv/lib/python2.7/site-packages/keystoneauth1/session.py", line 675, in post
    return self.request(url, 'POST', **kwargs)
  File "/opt/stack/.venv/lib/python2.7/site-packages/positional/__init__.py", line 101, in inner
    return wrapped(*args, **kwargs)
  File "/opt/stack/.venv/lib/python2.7/site-packages/keystoneauth1/session.py", line 570, in request
    raise exceptions.from_response(resp, method, url)
Unauthorized: The request you have made requires authentication. (HTTP 401) (Request-ID: req-79463e9e-573e-48a5-88c6-c16218030290)

and this keystone warning:
2016-12-20 14:16:42.938 18108 WARNING keystone.common.wsgi [req-79463e9e-573e-48a5-88c6-c16218030290 - - - - -] Authorization failed. The request you have made requires authentication. from 192.168.0.2

Steps to reproduce:
 Start rally test KeystonePlugin.get_token
Expected results:
 Test passed.
Actual result:
 Test failed.
Reproducibility:
 Iterations: 7, Failures: 7
Workaround:
 n/a
Impact:
 unknown
Description of the environment:
 * 10 virt nodes:
    - CPU: 10 x 2.10 GHz
    - Disks: 2 drives (SSD - 80 GB, HDD - 931.5 GB), 1006.0 GB total
    - Memory: 2 x 16.0 GB x 10, 320.0 GB total
    - NUMA topology: 1 NUMA node
 * Node roles:
   - 3 controllers
   - 7 computes
   - 7 Ceph OSD
 * Details:
   - OS on controllers: Mitaka on Ubuntu 14.04
   - OS on computes: Red Hat 4.8.3-9
   - Compute: KVM
   - Neutron with VLAN segmentation
   - Ceph RBD for volumes (Cinder)
   - Ceph RadosGW for objects (Swift API)
   - Ceph RBD for ephemeral volumes (Nova)
   - Ceph RBD for images (Glance)

Additional information:
 Diagnostic snapshot download link: http://mos-scale-share.mirantis.com/14_env_timmy_23.12.2016/

[Boris Bobrov (bbobrov)]

  Iterations: 7, Failures: 7

Are you sure that you are using the correct credentials? If credentials are invalid, this is the correct behavior. Please check your username, password and project name/id.

I cannot make any diagnosis from what is in the bugreport.

[Vitaly Sedelnik (vsedelnik)]

Invalid as the bug statys in Incomplete for more than one month