ERROR: setUpClass (zaza.openstack.charm_tests.swift.tests.SwiftImageCreateTest)

[ajkavanagh]

During https://openstack-ci-reports.ubuntu.com/artifacts/test_charm_pipeline_func_full/openstack/charm-swift-storage/743387/1/6550/index.html a new error has cropped up.

It may be something to do with the recent keystone bug fixes:

2020-07-29 11:46:37 [INFO] ======================================================================
2020-07-29 11:46:37 [INFO] ERROR: setUpClass (zaza.openstack.charm_tests.swift.tests.SwiftImageCreateTest)
2020-07-29 11:46:37 [INFO] ----------------------------------------------------------------------
2020-07-29 11:46:37 [INFO] Traceback (most recent call last):
2020-07-29 11:46:37 [INFO]   File "/tmp/tmp.2gFIenndSt/func/lib/python3.5/site-packages/zaza/openstack/charm_tests/swift/tests.py", line 42, in setUpClass
2020-07-29 11:46:37 [INFO]     'swift-proxy')
2020-07-29 11:46:37 [INFO]   File "/tmp/tmp.2gFIenndSt/func/lib/python3.5/site-packages/zaza/openstack/utilities/openstack.py", line 2608, in get_keystone_session_from_relation
2020-07-29 11:46:37 [INFO]     creds['OS_USERNAME'] = relation['service_username']
2020-07-29 11:46:37 [INFO] KeyError: 'service_username'
2020-07-29 11:46:37 [INFO] ----------------------------------------------------------------------
2020-07-29 11:46:37 [INFO] Ran 0 tests in 14.246s
2020-07-29 11:46:37 [INFO] FAILED
2020-07-29 11:46:37 [INFO]  (errors=1)
Traceback (most recent call last):
  File "/tmp/tmp.2gFIenndSt/func/bin/functest-run-suite", line 8, in <module>
    sys.exit(main())
  File "/tmp/tmp.2gFIenndSt/func/lib/python3.5/site-packages/zaza/charm_lifecycle/func_test_runner.py", line 204, in main
    force=args.force)
  File "/tmp/tmp.2gFIenndSt/func/lib/python3.5/site-packages/zaza/charm_lifecycle/func_test_runner.py", line 141, in func_test_runner
    force=force)
  File "/tmp/tmp.2gFIenndSt/func/lib/python3.5/site-packages/zaza/charm_lifecycle/func_test_runner.py", line 88, in run_env_deployment
    test_steps.get(deployment.model_alias, []))
  File "/tmp/tmp.2gFIenndSt/func/lib/python3.5/site-packages/zaza/charm_lifecycle/test.py", line 117, in test
    run_test_list(tests)
  File "/tmp/tmp.2gFIenndSt/func/lib/python3.5/site-packages/zaza/charm_lifecycle/test.py", line 111, in run_test_list
    get_test_runners()[runner](testcase, _testcase)
  File "/tmp/tmp.2gFIenndSt/func/lib/python3.5/site-packages/zaza/charm_lifecycle/test.py", line 73, in run_unittest
    assert test_result.wasSuccessful(), "Test run failed"
AssertionError: Test run failed
ERROR: InvocationError: '/tmp/tmp.2gFIenndSt/func/bin/functest-run-suite --keep-model'