node-versions

#!/usr/bin/env bash
# description: Show node components versions such as kubelet, crio, kernel, etc.

[ -z ${UTILSFILE} ] && source $(echo "$(dirname ${0})/../utils")

if oc auth can-i get nodes -A >/dev/null 2>&1; then
  KUBELETVERSIONS=$(oc get nodes -o jsonpath='{range .items[*]}{.metadata.name}{"\t"}{.status.nodeInfo.kubeletVersion}{"\n"}{end}' | column -t -N "NODE,KUBELET")
  CRIOVERSIONS=$(oc get nodes -o jsonpath='{range .items[*]}{.metadata.name}{"\t"}{.status.nodeInfo.containerRuntimeVersion}{"\n"}{end}' | column -t -N "NODE,CRIO")
  KERNELVERSIONS=$(oc get nodes -o jsonpath='{range .items[*]}{.metadata.name}{"\t"}{.status.nodeInfo.kernelVersion}{"\n"}{end}' | column -t -N "NODE,KERNEL")
  OSIMAGEVERSIONS=$(oc get nodes -o jsonpath='{range .items[*]}{.metadata.name}{":"}{.status.nodeInfo.osImage}{"\n"}{end}' | column -t -s ":" -N "NODE,OSIMAGE")
  msg "${KUBELETVERSIONS}"
  msg "${CRIOVERSIONS}"
  msg "${KERNELVERSIONS}"
  msg "${OSIMAGEVERSIONS}"
  exit ${OCINFO}
else
  msg "Couldn't get nodes, check permissions"
  exit ${OCSKIP}
fi
exit ${OCUNKNOWN}