kicks other users out of their sessions with a message would kick root which comes from a defined destination

kick.sh

# kick function
# kicks other users out of their sessions with a message
# would kick root which comes from a defined destination
function kick() {
	if [ -z "$1" ]
        then
		echo "need user"
                return
        fi

	tty=$(w | grep -i "$1" | head -n 1 | awk '{print $2}')
	$(mesg y)
	echo -n "
You were kicked out of your session.
Sorry :/

" | write root "$tty" 2> /dev/null
	$(ps faux | grep -i "$tty" | grep -v "grep" | awk '{print $2}' | xargs -n1 kill -9)
}