How to recover OCP4 node access when api is down and the ssh-key is lost

Solution Verified - Updated -

Issue

  • Due to a issue in the cluster, Openshift 4 api is down
  • Need to access to OCP nodes to troubleshoot but the private ssh-key that was installed in the cluster is lost
  • How to access an OpenShift node without API access

Environment

  • Red Hat OpenShift Container Platform
    • 4.x

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