IPI Bootstrap fail waiting for kubernetes API in Openshift 4

Issue

• Bootstrap failed to complete.
• Bootstrap failed to get API VIP assigned.
• Worker's VMs do not get created.

• Masters's VMs console keeps trying to contact the API VIP to gather the ignition file:

  Raw

  [998.247190] ignition[866]: GET https://<$API_VIP>:22623/config/master: attemp
  [***] A start job is running for Ignition (fetch) (16Min 37s no limit)
  

• Bootstrap keepalived-monitor container shows errors like:

  Raw

  time="2023-10-13T13:54:00Z" level=info msg="handleBootstrapStopKeepalived: Num of failures exceeds threshold" bootstrapApiFailuresThreshold=4 consecutiveErr=7
  time="2023-10-13T13:54:01Z" level=error msg="Failed to write command to Keepalived container control socket" socket=/var/run/keepalived/keepalived.sock