locks

#!/usr/bin/env bash
# description: List all pods with locks on each node

ORIG_IFS=$IFS
IFS=$(echo -en "\n\b")

SCRIPT64=$(cat ./scripts/locks.sh | base64 -w 0)

[ -z ${UTILSFILE} ] && source $(echo "$(dirname ${0})/../utils")
if oc auth can-i debug node >/dev/null 2>&1; then
  msg "Checking for locks by pod, per node (${BLUE}using oc debug, it can take a while${NOCOLOR})"
  fw_errors=0
  # shellcheck disable=SC2016
  for node in $(oc get nodes -o go-template='{{range .items}}{{$node := .}}{{range .status.conditions}}{{if eq .type "Ready"}}{{if eq .status "True"}}node/{{$node.metadata.name}}{{"\n"}}{{end}}{{end}}{{end}}{{end}}'); do
    ocdebugorwait # Pause for no OC debug running
    # shellcheck disable=SC1083
    if ! FILE_LOCKS=$(oc debug --image="${OCDEBUGIMAGE}" "${node}" -- chroot /host sh -c "echo $SCRIPT64 | base64 -d > /tmp/locks.sh; chmod 755 /tmp/locks.sh; /tmp/locks.sh; rm -f /tmp/locks.sh"); then
      msg "${ORANGE}Error running oc debug in ${node}${NOCOLOR}"
    else
      if [ -n "${FILE_LOCKS}" ]; then
        msg "File locks found on ${RED}${node}${NOCOLOR}"
        for line in ${FILE_LOCKS}; do
          echo $line
        done
      else
        msg "Couldn't check for locks on ${node}"
      fi
    fi
  done
  exit ${OCINFO}
else
  msg "Couldn't debug nodes, check permissions"
  exit ${OCSKIP}
fi
exit ${OCUNKNOWN}