#[BASH] SET -debug | error # Catch all errors in your script: ## debug set -e -u -o pipefail IFS=$'\n\t' on_error() { echo "Error on or near line $1; exiting with status $2"; exit "$2"; } # Trap error exit possible #trap 'on_error ${LINENO} $?' ERR # Make sure only root can run our script if [[ $EUID -ne 0 ]]; then echo "This script must be run as root" 1>&2 exit 1 fi