Shell script that calls dump with an exclude list

selectiveDump.sh

#!/bin/sh

if [ $# = 2 ] ; then
  NODENAME=$1
  LEVEL=$2
elif [ $# = 1 ] ; then
  NODENAME=$HOSTNAME
  LEVEL=$1
else
  NODENAME=$HOSTNAME
  LEVEL=0
fi

SKIPLIST="
/usr
/data
/var/lib/flatpak
/var/cache
/home/SomeUser/.cache
"

INODELIST=`ls -1id ${SKIPLIST} | awk '{ORS=","; if($1 != "2") {print $1}}' | sed 's/,$//'`
DATESTAMP=`date +'%Y%m%d%H%M'`
echo dump -u -e ${INODELIST} -${LEVEL} -L ${DATESTAMP}-${LEVEL} -f ${NODENAME}.${DATESTAMP}-root-${LEVEL}.dmp /