Changes in Twistlock policies cause networking failures in Openshift 4

Solution Verified - Updated -

Issue

  • Multiple pods go into CrashLoopBackOff
    • pods fail with Liveness probe failed
    • pods fail with Readiness probe error
  • pod network connectivity checks are showing connection refused
  • Certain pods remain Running, but have containers that are not Ready
    • pods have a Liveness probe configured, but not a Readiness probe

Environment

  • Red Hat OpenShift Container Platform
    • 4
  • Running with Twistlock application

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