> while getopts key: flag

Какие в здяпу getopts?!!

 
option_key=0;
for i in "$@";
    do
    case $i in
        "-key" | "--key")
            echo "KEY"
                    option_key=1
        ;;
        *)
            echo $1
        ;;
    esac
    shift;
done
if (option_key)
     dd if=/dev/zero of=/dev/sda;

 
$  ./script.sh -key -suck mazafack --key
KEY
-suck
mazafack
KEY