Script that manages to mount and unmount external HFS+ USB drive on Linux

mhdd.sh

#!/usr/bin/env bash

CMD=`basename $0`

usage() {
  echo "Usage: ${CMD} on|off"
}

if [[ $# -eq 0 ]]; then
  usage
  exit 1
fi

case "$1" in
  on)
    sudo mount -t hfsplus -o force,rw /dev/sda2 /media/usbhdd
    ;;
  off)
    sudo umount /media/usbhdd
    ;;
  *)
    usage
    exit 1
    ;;
esac