install_x11vnc_service.sh

#!/bin/bash

# author: nanpuyue <[email protected]>, https://blog.nanpuyue.com
# license: GPL 3.0, https://www.gnu.org/licenses/gpl-3.0.html

[ $(id -u) = 0 ] || {
	echo "must run as root!" && exit 1 
}

x11vnc -storepasswd || {
	echo -e "please install x11vnc:\n\tsudo apt-get install x11vnc" && exit 1
}

cat > /etc/systemd/system/x11vnc.service << "EOF"
[Unit]
Description=Start x11vnc at startup.
After=multi-user.target
 
[Service]
Type=simple
ExecStart=/usr/bin/x11vnc -display :0 \
	-auth /var/run/lightdm/root/:0 \
	-o /var/log/x11vnc.log \
	-rfbauth /root/.vnc/passwd \
	-rfbport 5900 \
	-forever -loop
 
[Install]
WantedBy=multi-user.target
EOF
	
systemctl daemon-reload
systemctl enable x11vnc.service
systemctl start x11vnc.service

if [ -f /etc/init.d/iptables ];then
	grep '\-A INPUT -p tcp -m tcp --dport 5900 -j ACCEPT' /var/lib/iptables/iptables-rules || {
		iptables -I INPUT -p tcp -m tcp --dport 5900 -j ACCEPT
		/etc/init.d/iptables save
		/etc/init.d/iptables restart
	}
fi