#!/bin/bash
if [ `whoami` != 'root' ] ; then
  echo "Permission Denied"
  exit
fi 
src=/
dst=/media/tom/d533e3a2-c332-40e6-82a9-9a22f2dded45/Backup
args=(
	--exclude /sys
	--exclude /proc
	--exclude /dev
	--exclude /media
	--exclude /mnt
	--exclude /var/cache/apt/archives
	--exclude '/home/*/.cache'
	--exclude '/home/*/.local/share/Trash/'
	--exclude '/home/*/Downloads'
	--exclude /storage
)

	# do a backup
	touch $dst/next.log
	tail -n0 --pid="$$" -f $dst/next.log &
	rsync "${args[@]}" -av --link-dest=$dst/current $src/ $dst/next 2>&1 >> $dst/next.log || exit

	# success, clean up
	date=`date "+%Y-%m-%dT%H:%M:%S"`
	mv $dst/next $dst/$date
	mv $dst/next.log $dst/$date.log
	unlink $dst/current
	unlink $dst/current.log
	ln -s $dst/$date $dst/current
	ln -s $dst/$date.log $dst/current.log