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drbeh/mount_bitlocker_to_go.sh

Created April 3, 2019 23:46
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Mount and Unmount Disks Encrypted by "BitLocker To Go" on Mac Systems
Raw
mount_bitlocker_to_go.sh
#!/bin/bash
BITLOCKER_PARTITION="${1}"
BITLOCKER_PASSWORD="${2}"
BITLOCKER_NAME="${3}"
function usage() {
echo "$(basename ${0}) <partition> <password>"
echo "Unlocks and mounts a bitlocker partition as read-only"
}
if [ -z "${BITLOCKER_PARTITION}" ]
then
echo "Please provide partiton"
usage
exit 1
fi
# Make sure the partition exists
if [ ! -e "${BITLOCKER_PARTITION}" ]
then
echo "File '${BITLOCKER_PARTITION}' does not exist"
usage
exit 1
fi
# Make sure it is indeed a block device
if [ ! -b "${BITLOCKER_PARTITION}" ]
then
echo "File '${BITLOCKER_PARTITION}' is not a block device"
usage
exit 1
fi
# Now verify there's a password
if [ -z "${BITLOCKER_PASSWORD}" ]
then
echo "Please, provide a password"
usage
exit 1
fi
# Make sure runnign as rootw
if [[ ${EUID} > 0 ]]
then
echo "Please, run as root"
usage
exit 1
fi
if [ -z "${BITLOCKER_NAME}" ]
then
BITLOCKER_NAME="bitlocker.$(basename ${BITLOCKER_PARTITION})"
fi
BITLOCKER_FILE="/tmp/${BITLOCKER_NAME}"
BITLOCKER_MOUNT="/Volumes/${BITLOCKER_NAME}"
echo "Unlocking ${BITLOCKER_PARTITION} to ${BITLOCKER_FILE}"
dislocker -v -V "${BITLOCKER_PARTITION}" -r -u"${BITLOCKER_PASSWORD}" "${BITLOCKER_FILE}"
if [[ ${?} != 0 ]]
then
echo "Dislocker operation failed"
exit 1
fi
echo "Mounting unlocked image to ${BITLOCKER_MOUNT}"
hdiutil attach "${BITLOCKER_FILE}/dislocker-file" -imagekey diskimage-class=CRawDiskImage -mountpoint "${BITLOCKER_MOUNT}"
if [[ ${?} != 0 ]]
then
echo "Mounting the unlocked image failed"
exit 1
fi
echo "Bitlocker partition ${BITLOCKER_PARTITION} successfully mounted at ${BITLOCKER_MOUNT}"
Raw
umount_bitlocker_to_go.sh
#!/bin/bash
BITLOCKER_PARTITION="${1}"
function usage() {
echo "$(basename ${0}) <partition>"
echo "Unmounts a previously unlocked bitlocker partition"
}
if [ -z "${BITLOCKER_PARTITION}" ]
then
echo "Please provide partiton"
usage
exit 1
fi
# Make sure the partition exists
if [ ! -e "${BITLOCKER_PARTITION}" ]
then
echo "File '${BITLOCKER_PARTITION}' does not exist"
usage
exit 1
fi
# Make sure it is indeed a block device
if [ ! -b "${BITLOCKER_PARTITION}" ]
then
echo "File '${BITLOCKER_PARTITION}' is not a block device"
usage
exit 1
fi
# Make sure running as root
if [[ ${EUID} > 0 ]]
then
echo "Please, run as root"
usage
exit 1
fi
BITLOCKER_NAME="bitlocker.$(basename ${BITLOCKER_PARTITION})"
BITLOCKER_FILE="/tmp/${BITLOCKER_NAME}"
BITLOCKER_MOUNT="/Volumes/${BITLOCKER_NAME}"
echo "Unmounting the unlocked image from ${BITLOCKER_MOUNT}"
hdiutil detach "${BITLOCKER_MOUNT}"
echo "Unmounting the bitlocker file from ${BITLOCKER_FILE}"
hdiutil detach "${BITLOCKER_FILE}"
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