Created
February 24, 2020 13:43
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Automatic USB drive mounting in WSL
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#!/bin/bash -e | |
# Small script to automatically mount/unmount USB drive in WSL | |
usage() { | |
cat << EOF | |
usage: $(basename $0) [-h] [-l] [-u|-m] | |
Options: | |
-h | |
Show this message | |
-l | |
List al USB drives with their DeviceID and their VolumeName | |
-u|-m | |
Mount (-m) or unmount (-u) all USB drives to /mnt/deviceid with the same DeviceID (e.g. E:\) as Windows. | |
EOF | |
} | |
mount_usb() { | |
for ((i=1;i<${#DeviceID_list[@]};i++)); do | |
DeviceID=${DeviceID_list[$i]/:}; | |
VolumeName=${VolumeName_list[$i]}; | |
echo "Mounting ${VolumeName} (${DeviceID}:\\) at /mnt/${DeviceID,,}" | |
case ${DeviceID,,} in | |
a|b|c|d|e|f|g|h|i|j|k|l|m|n|o|p|q|r|s|t|u|v|w|x|y|z) | |
mkdir -p /mnt/${DeviceID,,} | |
mount -t drvfs ${DeviceID,,}: /mnt/${DeviceID,,} | |
;; | |
*) | |
echo "error: cannot mount ${VolumeName}: DeviceID ${DeviceID,,} should be a letter from a to z" > /dev/stderr | |
return 2 | |
;; | |
esac | |
done | |
} | |
umount_usb() { | |
for ((i=1;i<${#DeviceID_list[@]};i++)); do | |
DeviceID=${DeviceID_list[$i]/:}; | |
VolumeName=${VolumeName_list[$i]}; | |
echo "Unmounting ${DeviceID}:\\${VolumeName} at /mnt/${DeviceID,,}" | |
if [[ -d /mnt/${DeviceID,,} ]]; then | |
umount /mnt/${DeviceID,,} | |
rmdir /mnt/${DeviceID,,} | |
else | |
echo "error: cannot unmount ${VolumeName}: is not mounted at /mnt/${DeviceID,,}" > /dev/stderr | |
return 3 | |
fi | |
done | |
} | |
list_usb() { | |
{ | |
echo "DeviceID VolumeName" | |
for ((i=2;i<=${#DeviceID_list[@]};i++)); do | |
DeviceID=${DeviceID_list[$i]}; | |
VolumeName=${VolumeName_list[$i]}; | |
echo ${DeviceID} ${VolumeName} | |
done | |
} | column -t | |
} | |
# Global variable used everywhere | |
wmic="/mnt/c/Windows/System32/Wbem/wmic.exe" | |
DeviceID_list=( $( ${wmic} logicaldisk where drivetype=2 get DeviceID | tr '\r\n' ' ' ) ) | |
VolumeName_list=( $( ${wmic} logicaldisk where drivetype=2 get VolumeName | tr '\r\n' ' ' ) ) | |
while getopts huml arg; do | |
case ${arg} in | |
h) | |
usage | |
exit 1 | |
;; | |
u) | |
umount_usb | |
;; | |
m) | |
mount_usb | |
;; | |
l) | |
list_usb | |
;; | |
*) # By default mount everything | |
mount_usb | |
;; | |
esac | |
done | |
exit 0 |
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