#!/bin/bash
# auf welchem Datenträger ist GRUB installiert?

 bold=$(echo -e "\e[1m")
 norm=$(echo -e "\e[0m")
  red=$(echo -e "\e[1;31m")
green=$(echo -e "\e[1;32m")

if [[ `whoami` != root ]]; then
  echo "Bitte mit$bold sudo $(basename $0)$norm starten".
  exit 1
fi

fdisk -l | egrep -o "/dev/[[:alnum:]]+" | sort | uniq |
while read part; do
  egrep -q [[:digit:]] <<< $part || echo "----------------------------------"
  echo -en "$part\t"
  dd if=$part bs=1 count=512 | grep -aq GRUB && echo -n "$green" || echo -n "${red}Kein "
  echo "GRUB gefunden$norm"
done 2>/dev/null
echo "----------------------------------"