Add entry to /etc/hosts file on OpenShift 4 nodes

Solution Verified - Updated -

Issue

  • Is it possible to add entry inside /etc/hosts file on RHOCP 4 nodes?
  • Why is it not possible to add entry inside /etc/hosts file on RHOCP 4 nodes?
  • How coreDNS adds entries inside /etc/hosts file?

Environment

  • Red Hat OpenShift Container Platform (RHOCP)
    • 4
  • Red Hat Enterprise Linux CoreOS
  • /etc/hosts

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