#!/usr/bin/env ash

function use() {
  echo "Use: ${0} junior|config"
  exit 1
}

[ -z "${1}" ] && use
[ "${1}" != "junior" -a "${1}" != "config" ] && use
echo "Rebooting to ${1} mode"
GRUBPATH="$(dirname $(find /mnt/p1/ -name grub.cfg | head -1))"
ENVFILE="${GRUBPATH}/grubenv"
[ ! -f "${ENVFILE}" ] && grub-editenv ${ENVFILE} create
grub-editenv ${ENVFILE} set next_entry="${1}"
reboot