Issue

• Unable to get to the resources tab in the openstack dashboard looking into ceilometer issues.
• The following output is seen in /var/log/ceilometer/central.log on Controller:

2016-04-17 15:24:23.102 25261 INFO ceilometer.agent.base [-] Skip polling pollster hardware.disk.size.used, no resources found
2016-04-17 15:24:23.102 25261 INFO ceilometer.agent.base [-] Polling pollster switch.flow.duration.nanoseconds in the context of meter_source
2016-04-17 15:24:23.103 25261 INFO ceilometer.agent.base [-] Skip polling pollster switch.flow.duration.nanoseconds, no resources found
2016-04-17 15:24:23.103 25261 INFO ceilometer.agent.base [-] Polling pollster hardware.cpu.load.1min in the context of meter_source
2016-04-17 15:24:23.109 25261 ERROR ceilometer.nova_client [-] The request you have made requires authentication. (HTTP 401)
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client Traceback (most recent call last):
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client   File "/usr/lib/python2.7/site-packages/ceilometer/nova_client.py", line 48, in with_logging
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client     return func(*args, **kwargs)
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client   File "/usr/lib/python2.7/site-packages/ceilometer/nova_client.py", line 153, in instance_get_all
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client     search_opts=search_opts)
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client   File "/usr/lib/python2.7/site-packages/novaclient/v2/servers.py", line 637, in list
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client     "servers")
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client   File "/usr/lib/python2.7/site-packages/novaclient/base.py", line 201, in _list
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client     _resp, body = self.api.client.get(url)
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client   File "/usr/lib/python2.7/site-packages/novaclient/client.py", line 448, in get
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client     return self._cs_request(url, 'GET', **kwargs)
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client   File "/usr/lib/python2.7/site-packages/novaclient/client.py", line 404, in _cs_request
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client     self.authenticate()
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client   File "/usr/lib/python2.7/site-packages/novaclient/client.py", line 561, in authenticate
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client     auth_url = self._v2_auth(auth_url)
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client   File "/usr/lib/python2.7/site-packages/novaclient/client.py", line 652, in _v2_auth
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client     return self._authenticate(url, body)
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client   File "/usr/lib/python2.7/site-packages/novaclient/client.py", line 665, in _authenticate
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client     **kwargs)
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client   File "/usr/lib/python2.7/site-packages/novaclient/client.py", line 399, in _time_request
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client     resp, body = self.request(url, method, **kwargs)
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client   File "/usr/lib/python2.7/site-packages/novaclient/client.py", line 393, in request
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client     raise exceptions.from_response(resp, body, url, method)
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client Unauthorized: The request you have made requires authentication. (HTTP 401)
2016-04-17 15:24:23.109 25261 TRACE ceilometer.nova_client