[Linux] Setup XFCE4+VNC for Ubuntu 22.04

setup.sh

#!/bin/bash

export DEBIAN_FRONTEND="noninteractive"

echo -e "[!] Installing XFCE4 and VNC server.."
sudo apt update
sudo apt install -y xfce4 xfce4-goodies tigervnc-standalone-server fonts-liberation
sudo apt remove -y xfce4-screensaver

echo -e "\n[!] Installing Chrome.."
URL="https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb"
DEB="/tmp/chrome.deb"

wget ${URL} -O ${DEB}
sudo dpkg -i ${DEB} || (set -e; sudo apt update; sudo apt install -f -y)
rm ${DEB}

echo -e "\n[!] Initializing VNC server now.."
mypasswd="password"

mkdir ~/.vnc
echo $mypasswd | vncpasswd -f > ~/.vnc/passwd
chown -R $USER:$USER /home/$USER/.vnc
chmod 0600 /home/$USER/.vnc/passwd

VNC_XSTARTUP_FILE=~/.vnc/xstartup
echo -e "#!/bin/sh\nunset SESSION_MANAGER\nunset DBUS_SESSION_BUS_ADDRESS\nstartxfce4" > $VNC_XSTARTUP_FILE
chmod +x $VNC_XSTARTUP_FILE

SERVICE_FILE=/etc/systemd/system/[email protected]
echo -e "\n[!] Creating VNC service file at $SERVICE_FILE"
sudo bash -c "cat > $SERVICE_FILE" <<EOL
[Unit]
Description=Start TigerVNC server at startup
After=syslog.target network.target

[Service]
Type=simple
User=$USER
Group=$USER
WorkingDirectory=/home/$USER

PIDFile=/home/$USER/.vnc/%H:590%i.pid
ExecStartPre=-/bin/sh -c "/usr/bin/vncserver -kill :%i > /dev/null 2>&1"
ExecStart=/usr/bin/vncserver -fg -depth 24 -geometry 1920x1080 -localhost no :%i
ExecStop=/usr/bin/vncserver -kill :%i

[Install]
WantedBy=multi-user.target
EOL

echo -e "\n[!] Finishing..."

sudo chmod +x /etc/systemd/system/[email protected]
sudo systemctl daemon-reload
sudo systemctl enable [email protected]
vncserver -kill :*
sudo systemctl start vncserver@1

echo -e "\n[!] Done! Please check the service status and whether the VNC port is opened."
sudo systemctl status vncserver@1
netstat -ntlp