AutoSync Directory with SSH Server

autosshsync.sh

#!/bin/bash
# Sync directory between client and SSH server

usr='VOSTRO_UTENTE_SUL_SERVER_SHH'
srv='SSH_SERVER'
rdir='~/remote/directory/to/sync'
ldir='~/local/directory/to/sync/' #use the / at the end to do not sync the same folder, but only files in the directory
slp='30' # timeout between each request, in seconds

while (true) do 
	rsync -av $ldir $usr@$srv:$rdir
	sleep $slp
done