Symlinks Casa OS files to external storage

casaos-data-to-external.sh

#!/usr/bin/env bash

# Made by https://github.com/MRDGH2821
# Migrates the /DATA sub folders to specified external storage.
# Run as sudo if there are problems in stoping or symlinking.

# Stops casa os & docker services to symlink folders without problems.
systemctl stop casaos*
systemctl stop docker*

# Change this to actual path of external hard drive
externalstorage="/media/devmon/sdb1-usb-Seagate_One_Touc"

# Creates DATA sub folder in external storage inside which Casa OS's sub folders will be symlinked.
mkdir -p $externalstorage/DATA/

folders=("Media AppData Documents Downloads Gallery")

for folder in $folders
do
    mv /DATA/$folder $externalstorage/DATA/$folder
    # If you are copying first then moving the contents, you may need this to copy the permissions also.
    # chmod --reference=/DATA/$folder $externalstorage/DATA/$folder
    ln -s $externalstorage/DATA/$folder /DATA/
done