How to resolve the error "URL: /v2/ansible-automation-platform-21/ee-minimal-rhel8/tags/list not supported." while syncing container image from registry.redhat.io ?

Solution Verified - Updated -

Environment

  • Ansible Automation Platform 2.1
  • Private Automation Hub 4.4

Issue

  • In Private Automation hub GUI, Syncing container image from registry.redhat.io fails with the error URL: /v2/ansible-automation-platform-21/ee-minimal-rhel8/tags/list not supported.

Resolution

  • The issue has been fixed in Ansible Automation Platform 2.2 onwards. Private Automation Hub can be upgraded to fix this issue permanently.

  • For Ansible Automation Platform 2.1, as a workaround edit the URL schema for Remote Registries in Execution Environment page in Private Automation Hub GUI:

    Automation Hub GUI --> Execution Environments --> Remote Registries --> edit the URL schema as "https://registry.redhat.io"

Diagnostic Steps

  • The following error message can be seen in Task management in Automation Hub GUI:

    Error message

Description
URL: /v2/ansible-automation-platform-21/ee-minimal-rhel8/tags/list not supported.

Traceback
File "/usr/lib/python3.8/site-packages/pulpcore/tasking/pulpcore_worker.py", line 323, in _perform_task
result = func(*args, **kwargs)
File "/usr/lib/python3.8/site-packages/pulp_container/app/tasks/synchronize.py", line 44, in synchronize
return dv.create()
File "/usr/lib/python3.8/site-packages/pulpcore/plugin/stages/declarative_version.py", line 151, in create
loop.run_until_complete(pipeline)
File "/usr/lib64/python3.8/asyncio/base_events.py", line 616, in run_until_complete
return future.result()
File "/usr/lib/python3.8/site-packages/pulpcore/plugin/stages/api.py", line 225, in create_pipeline
await asyncio.gather(*futures)
File "/usr/lib/python3.8/site-packages/pulpcore/plugin/stages/api.py", line 43, in __call__
await self.run()
File "/usr/lib/python3.8/site-packages/pulp_container/app/tasks/sync_stages.py", line 71, in run
list_downloader = self.remote.get_downloader(url=tag_list_url)
File "/usr/lib/python3.8/site-packages/pulp_container/app/models.py", line 339, in get_downloader
return super().get_downloader(remote_artifact=remote_artifact, url=url, **kwargs)
File "/usr/lib/python3.8/site-packages/pulpcore/app/models/repository.py", line 410, in get_downloader
return self.download_factory.build(url, **kwargs)
File "/usr/lib/python3.8/site-packages/pulpcore/download/factory.py", line 174, in build
raise ValueError(_("URL: {u} not supported.".format(u=url)))

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