c8 fs20/fs01 rbac jobs are failing over wallaby due to 'tempest.lib.exceptions.ServerFault: Got server fault'

[Soniya Murlidhar Vyas]

periodic-tripleo-ci-centos-8-ovb-1ctlr_2comp-featureset020-rbac-wallaby and periodic-tripleo-ci-centos-8-ovb-1ctlr_2comp-featureset001-rbac-wallaby jobs throws 'Unhandled error: tempest.lib.exceptions.ServerFault: Got server fault' exception

Following is the traceback:

2022-02-25 00:02:40.967 295972 CRITICAL tempest [-] Unhandled error: tempest.lib.exceptions.ServerFault: Got server fault
Details: b''
2022-02-25 00:02:40.967 295972 ERROR tempest Traceback (most recent call last):
2022-02-25 00:02:40.967 295972 ERROR tempest File "/bin/discover-tempest-config", line 10, in <module>
2022-02-25 00:02:40.967 295972 ERROR tempest sys.exit(main())
2022-02-25 00:02:40.967 295972 ERROR tempest File "/usr/lib/python3.6/site-packages/config_tempest/main.py", line 607, in main
2022-02-25 00:02:40.967 295972 ERROR tempest retry_image=args.retry_image
2022-02-25 00:02:40.967 295972 ERROR tempest File "/usr/lib/python3.6/site-packages/config_tempest/main.py", line 528, in config_tempest
2022-02-25 00:02:40.967 295972 ERROR tempest services = Services(clients, conf, credentials)
2022-02-25 00:02:40.967 295972 ERROR tempest File "/usr/lib/python3.6/site-packages/config_tempest/services/services.py", line 42, in __init__
2022-02-25 00:02:40.967 295972 ERROR tempest self.discover()
2022-02-25 00:02:40.967 295972 ERROR tempest File "/usr/lib/python3.6/site-packages/config_tempest/services/services.py", line 122, in discover
2022-02-25 00:02:40.967 295972 ERROR tempest service.set_default_tempest_options(self._conf)
2022-02-25 00:02:40.967 295972 ERROR tempest File "/usr/lib/python3.6/site-packages/config_tempest/services/image.py", line 72, in set_default_tempest_options
2022-02-25 00:02:40.967 295972 ERROR tempest if self._find_image_by_name(image_path) is None:
2022-02-25 00:02:40.967 295972 ERROR tempest File "/usr/lib/python3.6/site-packages/config_tempest/services/image.py", line 215, in _find_image_by_name
2022-02-25 00:02:40.967 295972 ERROR tempest for x in self.client.list_images()['images']:
2022-02-25 00:02:40.967 295972 ERROR tempest File "/usr/lib/python3.6/site-packages/tempest/lib/services/image/v2/images_client.py", line 106, in list_images
2022-02-25 00:02:40.967 295972 ERROR tempest resp, body = self.get(url)
2022-02-25 00:02:40.967 295972 ERROR tempest File "/usr/lib/python3.6/site-packages/tempest/lib/common/rest_client.py", line 314, in get
2022-02-25 00:02:40.967 295972 ERROR tempest return self.request('GET', url, extra_headers, headers)
2022-02-25 00:02:40.967 295972 ERROR tempest File "/usr/lib/python3.6/site-packages/tempest/lib/common/rest_client.py", line 703, in request
2022-02-25 00:02:40.967 295972 ERROR tempest self._error_checker(resp, resp_body)
2022-02-25 00:02:40.967 295972 ERROR tempest File "/usr/lib/python3.6/site-packages/tempest/lib/common/rest_client.py", line 880, in _error_checker
2022-02-25 00:02:40.967 295972 ERROR tempest message=message)
2022-02-25 00:02:40.967 295972 ERROR tempest tempest.lib.exceptions.ServerFault: Got server fault

For more reference, please refer to following details:

1. https://logserver.rdoproject.org/openstack-periodic-integration-stable1/opendev.org/openstack/tripleo-ci/master/periodic-tripleo-ci-centos-8-ovb-1ctlr_2comp-featureset020-rbac-wallaby/abe8963/logs/undercloud/var/log/tempest/tempestconf.log.txt.gz

2. https://logserver.rdoproject.org/openstack-periodic-integration-stable1/opendev.org/openstack/tripleo-ci/master/periodic-tripleo-ci-centos-8-ovb-3ctlr_1comp-featureset001-rbac-wallaby/bf1b72d/job-output.txt

3. https://logserver.rdoproject.org/openstack-periodic-integration-stable1/opendev.org/openstack/tripleo-ci/master/periodic-tripleo-ci-centos-8-ovb-1ctlr_2comp-featureset020-rbac-wallaby/38ac490/logs/undercloud/var/log/tempest/tempestconf.log.txt.gz