Bitlocker encrypted VHD mount / un-mount scripts

bitlocker-vhd-mount.sh

#!/bin/bash

if [ -z "$1" ]
  then
    echo "No argument supplied"
    exit 1
fi

VHD=$1

if [ ! -f "$VHD" ]; then
  echo "${VHD} does not exists"
  exit 1
fi

## enable network block devices
sudo modprobe nbd max_part=8

## mount VHD disk image to a nbd block device, optionally  --read-only
sudo qemu-nbd --connect=/dev/nbd0 ${VHD}

## view partitions of disk image
sudo fdisk -l /dev/nbd0

## create a decrypted block device from encrypted block device
sudo mkdir /mnt/blfile /mnt/bitlocker
sudo dislocker -v -V /dev/nbd0p2 -u -- /mnt/blfile

## mount the decrypted block device to a mount point
sudo mount -o loop /mnt/blfile/dislocker-file /mnt/bitlocker

bitlocker-vhd-unmount.sh

#!/bin/bash

sudo umount /mnt/bitlocker /mnt/blfile && sudo rmdir /mnt/bitlocker /mnt/blfile && sudo qemu-nbd --disconnect /dev/nbd0 && sudo rmmod nbd