W're hitting the following 1 error in Zed Ubuntu packages when import image with glance-download over api
Step 1: Create image with
```
API: http://glannce:9292/v2/images
Body:
{
"container_format": "bare",
"disk_format": "raw",
"name": "test-ubuntu-glance-zed-local"
}
```
Step 2: Import image
```
API: http://glance:9292/v2/images/93778c4b-2e71-4f0a-94ef-d6954b5818f5/import
```
Body:
{
"method": {
"name": "glance-download",
"glance_image_id": "8d475963-79ee-46d1-a734-031eff4262fe",
"glance_region": "RegionOne",
"glance_service_interface": "public"
}
}
and glance-api log return error:
```
2023-03-27 03:02:11.807 26367 ERROR glance.async_.flows.api_image_import [-] Task 287d0521-a93c-4ae0-bca1-dfb28553c82f failed with exception 'NoneType' object is not iterable
2023-03-27 03:02:11.829 26367 WARNING glance.async_.taskflow_executor [-] Task 'api_image_import-ImportMetdata-287d0521-a93c-4ae0-bca1-dfb28553c82f' (952330d6-7194-4edc-9bbe-be40e1a0e09f) transitioned into state 'FAILURE' from state 'RUNNING'
3 predecessors (most recent first):
Atom 'api_image_import-ImageLock-287d0521-a93c-4ae0-bca1-dfb28553c82f' {'intention': 'EXECUTE', 'state': 'SUCCESS', 'requires': {}, 'provides': None}
|__Atom 'api_image_import_retry' {'intention': 'EXECUTE', 'state': 'SUCCESS', 'requires': {}, 'provides': [(None, {})]}
|__Flow 'api_image_import': TypeError: 'NoneType' object is not iterable
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor Traceback (most recent call last):
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor File "/usr/lib/python3/dist-packages/taskflow/engines/action_engine/executor.py", line 53, in _execute_task
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor result = task.execute(**arguments)
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor File "/usr/lib/python3/dist-packages/glance/async_/flows/api_image_import.py", line 858, in execute
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor with excutils.save_and_reraise_exception():
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor File "/usr/lib/python3/dist-packages/oslo_utils/excutils.py", line 227, in __exit__
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor self.force_reraise()
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor File "/usr/lib/python3/dist-packages/oslo_utils/excutils.py", line 200, in force_reraise
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor raise self.value
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor File "/usr/lib/python3/dist-packages/glance/async_/flows/api_image_import.py", line 810, in execute
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor glance_endpoint = utils.get_glance_endpoint(
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor File "/usr/lib/python3/dist-packages/glance/async_/utils.py", line 91, in get_glance_endpoint
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor for service in catalog:
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor TypeError: 'NoneType' object is not iterable
2023-03-27 03:02:11.829 26367 ERROR glance.async_.taskflow_executor
2023-03-27 03:02:11.857 26367 DEBUG glance.async_.taskflow_executor [-] Task 'api_image_import-ImportMetdata-287d0521-a93c-4ae0-bca1-dfb28553c82f' (952330d6-7194-4edc-9bbe-be40e1a0e09f) transitioned into state 'REVERTING' from state 'FAILURE' _task_receiver /usr/lib/python3/dist-packages/taskflow/listeners/logging.py:190
2023-03-27 03:02:11.897 26367 DEBUG glance.async_.flows.api_image_import [-] Image 93778c4b-2e71-4f0a-94ef-d6954b5818f5 status changing from importing to queued __exit__ /usr/lib/python3/dist-packages/glance/async_/flows/api_image_import.py:167
2023-03-27 03:02:11.953 26367 WARNING glance.async_.taskflow_executor [-] Task 'api_image_import-ImportMetdata-287d0521-a93c-4ae0-bca1-dfb28553c82f' (952330d6-7194-4edc-9bbe-be40e1a0e09f) transitioned into state 'REVERTED' from state 'REVERTING' with result 'None'
```
