How to reset 'hacluster' password and re-authenticate the cluster nodes ?

Solution Verified - Updated -

Issue

  • How to reset hacluster password and re-authenticate with the cluster nodes in RHEL HA Cluster?
  • Forgot hacluster password in RHEL HA Cluster.

Environment

  • Red Hat Enterprise Linux (RHEL) 6, or 7 with the High Availability or Resilient Storage Add On.
  • Pacemaker

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