OpenShift 4 Bare Metal control plane setup fails due to x509: certificate signed by unknown authority

Solution Verified - Updated -

Issue

  • OpenShift 4 Bare Metal installation fails during control plane setup due to:
[ 2911.096516 ] ignition[654]: GET error: Get http://api-int.ocp4.example.com:22623/config/master: x509: certificate signed by unknown authority
[ 2911.096516 ] ignition[654]: GET http://api-int.ocp4.example.com:22623/config/master: attempt #574

Environment

  • Red Hat OpenShift Container Platform (OCP) 4
    • Bare Metal installation

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