Facing "IdentityError: Got identity error" while running config_tempest.py file

Issue

• Able to run openstack commands with the keystone credentials, but facing issue when running the following command:

python config_tempest.py --create --debug identity.uri $OS_AUTH_URL identity.admin_password $OS_PASSWORD
[...]
2017-01-24 20:45:35.846 9082 INFO tempest.lib.common.rest_client [-] Request (main): 504 POST http://192.168.122.85:5000/v2.0/tokens
2017-01-24 20:45:35.853 9082 CRITICAL tempest [-] IdentityError: Got identity error
Details: Unexpected status code 504
2017-01-24 20:45:35.853 9082 ERROR tempest Traceback (most recent call last):
2017-01-24 20:45:35.853 9082 ERROR tempest   File "config_tempest.py", line 830, in <module>
2017-01-24 20:45:35.853 9082 ERROR tempest     main()
2017-01-24 20:45:35.853 9082 ERROR tempest   File "config_tempest.py", line 154, in main
2017-01-24 20:45:35.853 9082 ERROR tempest     clients = ClientManager(conf, not args.non_admin)
2017-01-24 20:45:35.853 9082 ERROR tempest   File "config_tempest.py", line 411, in __init__
2017-01-24 20:45:35.853 9082 ERROR tempest     tenant_name)['id']
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/common/identity.py", line 20, in get_tenant_by_name
2017-01-24 20:45:35.853 9082 ERROR tempest     tenants = client.list_tenants()['tenants']
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/services/identity/v2/json/tenants_client.py", line 56, in list_tenants
2017-01-24 20:45:35.853 9082 ERROR tempest     resp, body = self.get('tenants')
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/common/rest_client.py", line 275, in get
2017-01-24 20:45:35.853 9082 ERROR tempest     return self.request('GET', url, extra_headers, headers)
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/common/rest_client.py", line 630, in request
2017-01-24 20:45:35.853 9082 ERROR tempest     headers=headers, body=body)
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/common/rest_client.py", line 523, in _request
2017-01-24 20:45:35.853 9082 ERROR tempest     method, url, headers, body, self.filters)
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/auth.py", line 140, in auth_request
2017-01-24 20:45:35.853 9082 ERROR tempest     filters, method, url, headers, body)
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/auth.py", line 211, in _decorate_request
2017-01-24 20:45:35.853 9082 ERROR tempest     auth_data = self.auth_data
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/auth.py", line 93, in auth_data
2017-01-24 20:45:35.853 9082 ERROR tempest     return self.get_auth()
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/auth.py", line 102, in get_auth
2017-01-24 20:45:35.853 9082 ERROR tempest     self.set_auth()
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/auth.py", line 111, in set_auth
2017-01-24 20:45:35.853 9082 ERROR tempest     self.cache = self._get_auth()
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/auth.py", line 243, in _get_auth
2017-01-24 20:45:35.853 9082 ERROR tempest     token, auth_data = auth_func(**auth_params)
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/services/identity/v2/token_client.py", line 104, in get_token
2017-01-24 20:45:35.853 9082 ERROR tempest     body = self.auth(user, password, tenant)
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/services/identity/v2/token_client.py", line 54, in auth
2017-01-24 20:45:35.853 9082 ERROR tempest     resp, body = self.post(self.auth_url, body=body)
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/common/rest_client.py", line 260, in post
2017-01-24 20:45:35.853 9082 ERROR tempest     return self.request('POST', url, extra_headers, headers, body)
2017-01-24 20:45:35.853 9082 ERROR tempest   File "/usr/lib/python2.7/site-packages/tempest/lib/services/identity/v2/token_client.py", line 98, in request
2017-01-24 20:45:35.853 9082 ERROR tempest     'Unexpected status code {0}'.format(resp.status))
2017-01-24 20:45:35.853 9082 ERROR tempest IdentityError: Got identity error  <===
2017-01-24 20:45:35.853 9082 ERROR tempest Details: Unexpected status code 504
2017-01-24 20:45:35.853 9082 ERROR tempest 
[root@controller tools(keystone_admin)]#