Comment 6 for bug 1833730

This issue was seen in regression test run 3 test cases failed due to this issue(openstack hypervisor list) .on load 20190622T013000Z
Details: CLI 'openstack --os-username 'admin' --os-password 'Li69nux*' --os-project-name admin --os-auth-url http://keystone.openstack.svc.cluster.local/v3 --os-user-domain-name Default --os-project-domain-name Default --os-identity-api-version 3 --os-interface internal --os-region-name RegionOne hypervisor list' failed to execute. Output: ^CTraceback (most recent call last):
 E File "/usr/bin/openstack", line 10, in <module>

 raise exceptions.CLIRejected("CLI '{}' failed to execute. Output: {}".format(complete_cmd, cmd_output))
 E utils.exceptions.CLIRejected: CLI command is rejected.
 E Details: CLI 'openstack --os-username 'admin' --os-password 'Li69nux*' --os-project-name admin --os-auth-url http://keystone.openstack.svc.cluster.local/v3 --os-user-domain-name Default --os-project-domain-name Default --os-identity-api-version 3 --os-interface internal --os-region-name RegionOne hypervisor list' failed to execute. Output: ^CTraceback (most recent call last):
 E File "/usr/bin/openstack", line 10, in <module>
 E sys.exit(main())
 E File "/usr/lib/python2.7/site-packages/openstackclient/shell.py", line 210, in main
 E return OpenStackShell().run(argv)
 E File "/usr/lib/python2.7/site-packages/osc_lib/shell.py", line 135, in run
 E ret_val = super(OpenStackShell, self).run(argv)
 E File "/usr/lib/python2.7/site-packages/cliff/app.py", line 281, in run
 E result = self.run_subcommand(remainder)
 E File "/usr/lib/python2.7/site-packages/osc_lib/shell.py", line 175, in run_subcommand
 E ret_value = super(OpenStackShell, self).run_subcommand(argv)
 E File "/usr/lib/python2.7/site-packages/cliff/app.py", line 402, in run_subcommand
 E result = cmd.run(parsed_args)
 E File "/usr/lib/python2.7/site-packages/osc_lib/command/command.py", line 41, in run
 E return super(Command, self).run(parsed_args)
 E File "/usr/lib/python2.7/site-packages/cliff/display.py", line 116, in run
 E column_names, data = self.take_action(parsed_args)
 E File "/usr/lib/python2.7/site-packages/openstackclient/compute/v2/hypervisor.py", line 60, in take_action
 E data = compute_client.hypervisors.list()
 E File "/usr/lib/python2.7/site-packages/novaclient/api_versions.py", line 393, in substitution
 E return methods[-1].func(obj, *args, **kwargs)
 E File "/usr/lib/python2.7/site-packages/novaclient/v2/hypervisors.py", line 59, in list
 E return self._list_base(detailed=detailed)
 E File "/usr/lib/python2.7/site-packages/novaclient/v2/hypervisors.py", line 50, in _list_base
 E return self._list(path, 'hypervisors')
 E File "/usr/lib/python2.7/site-packages/novaclient/base.py", line 254, in _list
 E resp, body = self.api.client.get(url)
 E File "/usr/lib/python2.7/site-packages/keystoneauth1/adapter.py", line 375, in get
 E return self.request(url, 'GET', **kwargs)
 E File "/usr/lib/python2.7/site-packages/novaclient/client.py", line 72, in request
 E **kwargs)
 E File "/usr/lib/python2.7/site-packages/keystoneauth1/adapter.py", line 534, in request
 E resp = super(LegacyJsonAdapter, self).request(*args, **kwargs)
 E File "/usr/lib/python2.7/site-packages/keystoneauth1/adapter.py", line 237, in request
 E return self.session.request(url, method, **kwargs)
 E File "/usr/lib/python2.7/site-packages/keystoneauth1/session.py", line 835, in request
 E resp = send(**kwargs)
 E File "/usr/lib/python2.7/site-packages/keystoneauth1/session.py", line 926, in _send_request
 E resp = self.session.request(method, url, **kwargs)
 E File "/usr/lib/python2.7/site-packages/requests/sessions.py", line 533, in request
 E resp = self.send(prep, **send_kwargs)
 E File "/usr/lib/python2.7/site-packages/requests/sessions.py", line 646, in send
 E r = adapter.send(request, **kwargs)
 E File "/usr/lib/python2.7/site-packages/requests/adapters.py", line 449, in send
 E timeout=timeout
 E File "/usr/lib/python2.7/site-packages/urllib3/connectionpool.py", line 600, in urlopen
 E chunked=chunked)
 E File "/usr/lib/python2.7/site-packages/urllib3/connectionpool.py", line 379, in _make_request
 E httplib_response = conn.getresponse(buffering=True)
 E File "/usr/lib64/python2.7/httplib.py", line 1113, in getresponse
 E response.begin()
 E File "/usr/lib64/python2.7/httplib.py", line 444, in begin
 E version, status, reason = self._read_status()
 E File "/usr/lib64/python2.7/httplib.py", line 400, in _read_status
 E line = self.fp.readline(_MAXLINE + 1)
 E File "/usr/lib64/python2.7/socket.py", line 476, in readline
 E data = self._sock.recv(self._rbufsize)
 E KeyboardInterrupt