[AIRAVATA-3646] Improve error message when there is a missing storage resource configuration

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Component/s: Django Portal
• difficulty-level: Easy
• Assignee: Marcus Christie
• Reporter: Marcus Christie
• Created: 09/Aug/22 13:54
• Updated: 05/Dec/22 15:18
• Resolved: 09/Aug/22 19:26

Description

The Airavata User Portal SDK looks up a configured UserStorageProvider for a Data Product's Storage Resource. When it can't find a UserStorageProvider, an exception is raised, but it's not very helpful:

API exception
Traceback (most recent call la
st):
  File "/var/www/portals/django-iu-geology-survey/venv/lib64/python3.6/site-packages/rest_framework/views.py", line 506, in dispatch
    response = handler(request, *args, **kwargs)
  File "/va
r/www/portals/django-iu-geology-survey/airavata-django-portal/django_airavata/apps/api/views.py", line 819, in get
    return Response(serializer.data)
  File "/var/www/portals/django-iu-geology-surve
y/venv/lib64/python3.6/site-packages/rest_framework/serializers.py", line 548, in data
    ret = super().data
  File "/var/www/portals/django-iu-geology-survey/venv/lib64/python3.6/site-packages/rest_
framework/serializers.py", line 246, in data
    self._data = self.to_representation(self.instance)
  File "/var/www/portals/django-iu-geology-survey/venv/lib64/python3.6/site-packages/rest_framework/
serializers.py", line 515, in to_representation
    ret[field.field_name] = field.to_representation(attribute)
  File "/var/www/portals/django-iu-geology-survey/venv/lib64/python3.6/site-packages/rest
_framework/fields.py", line 1882, in to_representation
    return method(value)
  File "/var/www/portals/django-iu-geology-survey/airavata-django-portal/django_airavata/apps/api/serializers.py", line 
543, in get_downloadURL
    if user_storage.exists(request, data_product):
  File "/var/www/portals/django-iu-geology-survey/venv/lib64/python3.6/site-packages/airavata_django_portal_sdk/user_storage/
api.py", line 283, in exists
    storage_resource_id=storage_resource_id)
  File "/var/www/portals/django-iu-geology-survey/venv/lib64/python3.6/site-packages/airavata_django_portal_sdk/user_storage/a
pi.py", line 65, in get_user_storage_provider
    module_name, class_name = module_class_name.rsplit(".", 1)
AttributeError: 'NoneType' object has no attribute 'rsplit'

Issue Links

• is duplicated by: AIRAVATA-3623 airavata-django-portal-sdk: handle case that storage_resource_id isn't configured in USER_STORAGES