Vnc Server

vncserver-setup.sh

# !/bin/sh

# update and install necessary packages
sudo apt-get update ; 
sudo apt-get install xfce4 xfce4-goodies tigervnc-standalone-server tigervnc-common curl git wget  xfce4  fonts-cantarell fonts-firacode lightdm qt5ct ristretto parole engrampa thunar-archive-plugin mousepad mate-calc atril xfce4-taskmanager xfce4-screenshooter xcape xfce4-power-manager-plugins xfce4-whiskermenu-plugin xdg-user-dirs-gtk tmux dbus-x11 -y

# install themes
cd /tmp ; 
git clone https://gitlab.com/kalilinux/packages/kali-themes.git --depth 1; 
cd kali-themes; 
sudo cp -a share /usr/ ; 
sudo cp -a etc / ; 

# configure xfce4
rm -rf ~/.config/xfce4 && xfce4-session-logout --reboot --fast; 

# configure themes
xfconf-query -c xsettings -p /Net/ThemeName -s Kali-Dark;
xfconf-query -c xsettings -p /Net/IconThemeName -s Flat-Remix-Blue-Dark;
xfconf-query -c xfwm4 -p /general/theme -s Kali-Dark;
xfce4-panel -r

# install noVNC
sudo git clone https://github.com/novnc/noVNC.git /opt/noVNC
sudo git clone https://github.com/novnc/websockify /opt/noVNC/utils/websockify
sudo cp /opt/noVNC/vnc.html /opt/noVNC/index.html

# generate self-signed certificates for secure noVNC connections
sudo mkdir -p /opt/noVNC/certs
sudo openssl req -x509 -newkey rsa:4096 -keyout /opt/noVNC/certs/key.pem -out /opt/noVNC/certs/cert.pem -days 365 -nodes -subj "/CN=localhost"

# set VNC password


# configure systemd services for noVNC and VNC server
cat <<EOF | sudo tee /etc/systemd/system/novnc.service
[Unit]
Description=noVNC Service
After=network.target

[Service]
Type=simple
ExecStart=/opt/noVNC/utils/novnc_proxy --vnc localhost:5901 --listen 6480
Restart=on-failure
User=root

[Install]
WantedBy=multi-user.target
EOF

cat <<EOF | sudo tee /etc/systemd/system/novnc-secure.service
[Unit]
Description=noVNC Service
After=network.target

[Service]
Type=simple
ExecStart=/opt/noVNC/utils/novnc_proxy --vnc localhost:5901 --cert /opt/noVNC/certs/cert.pem --key /opt/noVNC/certs/key.pem --listen 6443
Restart=on-failure
User=root

[Install]
WantedBy=multi-user.target
EOF


sudo tee /etc/systemd/system/vncserver@.service <<EOF
[Unit]
Description=TigerVNC Server for %i on display :1
After=network.target

[Service]
Type=forking
User=%i
WorkingDirectory=/home/%i

ExecStartPre=-/usr/bin/vncserver -kill :1
ExecStart=/usr/bin/vncserver :1 -geometry 1280x720 -depth 24
ExecStop=/usr/bin/vncserver -kill :1

Restart=on-failure

[Install]
WantedBy=multi-user.target
EOF

# enable and start the services
USER_NAME=$(whoami)

sudo systemctl daemon-reload
sudo systemctl enable novnc.service
sudo systemctl enable novnc-secure.service
sudo systemctl enable vncserver@${USER_NAME}.service

vncpasswd

sudo systemctl start novnc.service
sudo systemctl start novnc-secure.service
sudo systemctl start vncserver@${USER_NAME}.service

echo "Setup complete! You can access your VNC server at localhost:5901 and noVNC at http://localhost:6480 (insecure) or https://localhost:6443 (secure)."