mirror registry installation fails with error: Tunnel connection failed: 403 Forbidden

Solution Verified - Updated -


  • I got the following error at the end of mirror registry installation:

    FAILED! => {"attempts": 10, "changed": false, "elapsed": 0, "msg": "Status code was -1 and not [200]: Request failed: <urlopen error Tunnel connection failed: 403 Forbidden>", "redirected": false, "status": -1, "url": "https://mirror-registry.example.com:8443/health/instance"}


  • Red Hat OpenShift Container Platform (RHOCP)
    • 4
  • Red Hat Quay (Quay)
    • 3
  • Red Hat Enterprise Linux (RHEL)
    • 8

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