#!/bin/sh

user=`ps aux | egrep "gdm-(wayland|x)-session" | head -n 1 | awk '{print $1}'`

if [ -n $user ]; then
        su $user -c "/usr/bin/dbus-send --type=method_call --dest=org.gnome.ScreenSaver /org/gnome/ScreenSaver org.gnome.ScreenSaver.Lock"
fi