Ansible Automation Platform job fails with the error [ansiblehub] unsupported schema version 2

Solution Verified - Updated -

Environment

  • Red Hat® Ansible Automation Platform 2.2
  • Ansible Automation Controller 4.2
  • Private Automation Hub 4.5

Issue

  • Ansible Automation Platform Job run fails with the docker schema error when using Private Automation Hub image

  • The image is uploaded to Private Automation Hub, configured via remote registry (For example, quay.io)

    DEBU[0001] Error pulling candidate xxxx/vmware:latest: initializing image from source docker://xxxxx/vmware:latest: unsupported schema version 2

Resolution

Diagnostic Steps

  • The debug log of podman pull from the Automation Controller server returns the following error:

    # podman pull image:version --tls-verify=false --log-level=debug

time="2022-11-10T13:19:51+01:00" level=info msg="podman filtering at log level debug"
time="2022-11-10T13:19:51+01:00" level=debug msg="Called pull.PersistentPreRunE(podman pull automationhub:image:latest --tls-verify=false --log-level=debug)"
time="2022-11-10T13:19:51+01:00" level=debug msg="Merged system config \"/usr/share/containers/containers.conf\""
time="2022-11-10T13:19:51+01:00" level=debug msg="Using conmon: \"/usr/bin/conmon\""
time="2022-11-10T13:19:51+01:00" level=debug msg="Initializing boltdb state at /home/testuser/.local/share/containers/storage/libpod/bolt_state.db"
time="2022-11-10T13:19:51+01:00" level=debug msg="Using graph driver overlay"
time="2022-11-10T13:19:51+01:00" level=debug msg="Using graph root /home/testuser/.local/share/containers/storage"
time="2022-11-10T13:19:51+01:00" level=debug msg="Using run root /run/user/1000/containers"
time="2022-11-10T13:19:51+01:00" level=debug msg="Using static dir /home/testuser/.local/share/containers/storage/libpod"
time="2022-11-10T13:19:51+01:00" level=debug msg="Using tmp dir /run/user/1000/libpod/tmp"
time="2022-11-10T13:19:51+01:00" level=debug msg="Using volume path /home/testuser/.local/share/containers/storage/volumes"
time="2022-11-10T13:19:51+01:00" level=debug msg="Loading registries configuration \"/etc/containers/registries.conf\""
time="2022-11-10T13:19:51+01:00" level=debug msg="Loading registries configuration \"/etc/containers/registries.conf.d/000-shortnames.conf\""
time="2022-11-10T13:19:51+01:00" level=debug msg="Normalized platform linux/amd64 to {amd64 linux  [] }"
time="2022-11-10T13:19:51+01:00" level=debug msg="Attempting to pull candidate automationhub:image:latest for automationhub:image:latest"
time="2022-11-10T13:19:51+01:00" level=debug msg="parsed reference into \"[overlay@/home/testuser/.local/share/containers/storage+/run/user/1000/containers]automationhub:image:latest\""
Trying to pull automationhub:image:latest...
time="2022-11-10T13:19:51+01:00" level=debug msg="Copying source image //automationhub:image:latest to destination image [overlay@/home/testuser/.local/share/containers/storage+/run/user/1000/containers]automationhub:image:latest"
time="2022-11-10T13:19:51+01:00" level=debug msg="Using registries.d directory /etc/containers/registries.d"
time="2022-11-10T13:19:51+01:00" level=debug msg="Trying to access \"automationhub:image:latest\""
time="2022-11-10T13:19:51+01:00" level=debug msg="Found credentials for automationhub:image in credential helper containers-auth.json in file /run/user/1000/containers/auth.json"
time="2022-11-10T13:19:51+01:00" level=debug msg=" No signature storage configuration found for automationhub:image:latest, using built-in default file:///home/testuser/.local/share/containers/sigstore"
time="2022-11-10T13:19:51+01:00" level=debug msg="Looking for TLS certificates and private keys in /etc/docker/certs.d/automationhub"
time="2022-11-10T13:19:51+01:00" level=debug msg="GET https://automationhub/v2/"
time="2022-11-10T13:19:51+01:00" level=debug msg="Ping https://automationhub/v2/ status 401"
time="2022-11-10T13:19:51+01:00" level=debug msg="GET https://automationhub/token?account=requirements-robot&scope=repository%3Aee_itxbase_supported%3Apull&service=automationhub"
time="2022-11-10T13:19:51+01:00" level=debug msg="GET https://automationhub/v2/ee_itxbase_supported/manifests/latest"
time="2022-11-10T13:19:52+01:00" level=debug msg="Content-Type from manifest GET is \"application/vnd.docker.distribution.manifest.v1+prettyjws\""
time="2022-11-10T13:19:52+01:00" level=debug msg="Using blob info cache at /home/testuser/.local/share/containers/cache/blob-info-cache-v1.boltdb"
time="2022-11-10T13:19:52+01:00" level=debug msg="IsRunningImageAllowed for image docker:automationhub:image:latest"
time="2022-11-10T13:19:52+01:00" level=debug msg=" Using default policy section"
time="2022-11-10T13:19:52+01:00" level=debug msg=" Requirement 0: allowed"
time="2022-11-10T13:19:52+01:00" level=debug msg="Overall: allowed"
time="2022-11-10T13:19:52+01:00" level=debug msg="Error pulling candidate automationhub:image:latest: initializing image from source docker://automationhub:image:latest: unsupported schema version 2"
Error: initializing image from source docker://automationhub:image:latest: unsupported schema version 2

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