Added random image of dir when a dir is passed (#6)

If the user passes a directory when updating via-u <dir> then this code selects a random file from the directory and uses it instead.

This is useful so one can update the lock image on boot and have a random image every reboot (Adds variety)
This commit is contained in:
Philipp Hemmelmayr 2017-12-10 20:16:21 +01:00 committed by Pavan Jadhaw
parent 5b2378200b
commit e802862b35

View file

@ -197,8 +197,15 @@ case "$1" in
mkdir -p "$folder"
fi
# get random file in dir if passed argument is a dir
user_input=$2
if [ -d $user_input ]; then
user_input=($user_input/*)
user_input=${user_input[RANDOM % ${#user_input[@]}]}
fi
# get user image
cp "$2" "$user_image"
cp "$user_input" "$user_image"
if [ ! -f $user_image ]; then
echo "Please specify the path to the image you would like to use"
exit 1