500 Internal Server Error when cloning VFolder

[jopemachine]

Summary

A 500 Internal Server Error occurs when attempting to clone a VFolder from the main branch head. The error traceback indicates an AttributeError: 'UserResourcePolicyRow' object has no attribute 'allowed_vfolder_hosts'. Investigate and resolve the issue to ensure VFolder cloning works correctly.

Logs/Errors  

❯ ./backend.ai vfolder clone abcdef new local:volume1
✘ BackendAPIError: 500 Internal Server Error
  Internal server error.
  ➜ Message: Traceback (most recent call last):
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/server.py", line 288, in exception_middleware
      resp = await handler(request)
             ^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/server.py", line 275, in api_middleware
      resp = await _handler(request)
             ^^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/common/metrics/http.py", line 27, in metric_middleware
      resp = await handler(request)
             ^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/api/auth.py", line 595, in auth_middleware
      return await handler(request)
             ^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/dist/export/python/virtualenvs/python-default/3.13.3/lib/python3.13/site-packages/aiotools/func.py", line 23, in wrapped
      return await coro(*args, *cargs, **kwargs, **ckwargs)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/api/ratelimit.py", line 73, in rlim_middleware
      response = await handler(request)
                 ^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/dist/export/python/virtualenvs/python-default/3.13.3/lib/python3.13/site-packages/aiohttp/web_middlewares.py", line 117, in impl
      return await handler(request)
             ^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/api/auth.py", line 602, in wrapped
      return await handler(request, *args, **kwargs)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/api/manager.py", line 80, in wrapped
      return await handler(request, *args, **kwargs)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/api/vfolder.py", line 321, in _wrapped
      return await handler(
             ^^^^^^^^^^^^^^
      ...<9 lines>...
      )
      ^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/api/vfolder.py", line 217, in _wrapped
      return await handler(request, row, *args, **kwargs)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/api/utils.py", line 211, in wrapped
      return await handler(request, checked_params, *args, **kwargs)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/api/vfolder.py", line 2024, in clone
      result = await root_ctx.processors.vfolder.clone_vfolder.wait_for_complete(
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      ...<9 lines>...
      )
      ^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/actions/processor.py", line 65, in wait_for_complete
      return await self._run(action)
             ^^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/actions/processor.py", line 41, in _run
      result = await self._func(action)
               ^^^^^^^^^^^^^^^^^^^^^^^^
    File "/home/jopemachine/.local/backend.ai/repos/main/src/ai/backend/manager/services/vfolder/services/vfolder.py", line 783, in clone
      vfolder_hosts = requester_user_row.resource_policy_row.allowed_vfolder_hosts
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  AttributeError: 'UserResourcePolicyRow' object has no attribute 'allowed_vfolder_hosts'