debian-kiosk.sh

#!/bin/bash

# 
## bash <(curl -Ls https://gist.githubusercontent.com/pacmac/8a60937b275fcb21f29e11f1e0901871/raw/debian-kiosk.sh)

# Add new user
useradd -m kiosk-user

# Update and install necessary packages
apt-get update
apt-get install -y \
    sudo \
    xorg \
    chromium \
    openbox \
    lightdm \
    plymouth \
    plymouth-themes \
    cockpit \
    cockpit-podman


# Add entry to /etc/containers/registries.conf
echo "unqualified-search-registries = ['docker.io']" >> /etc/containers/registries.conf;

# Set the default Plymouth theme
plymouth-set-default-theme -R

# Update grub to hide boot messages and show Plymouth theme
sed -i 's/GRUB_CMDLINE_LINUX_DEFAULT="quiet"/GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"/g' /etc/default/grub
sed -i 's/#GRUB_TERMINAL/GRUB_TERMINAL/g' /etc/default/grub

# Hide the GRUB menu and disable recovery mode
echo "GRUB_DISABLE_RECOVERY=true" >> /etc/default/grub
echo "GRUB_TIMEOUT=0" >> /etc/default/grub
echo "GRUB_HIDDEN_TIMEOUT=0" >> /etc/default/grub
echo "GRUB_HIDDEN_TIMEOUT_QUIET=true" >> /etc/default/grub

# Update Grub
update-grub

# Backup the original lightdm.conf file
mv /etc/lightdm/lightdm.conf /etc/lightdm/lightdm.conf.orig

# Add new lightdm configuration
echo "[SeatDefaults]" > /etc/lightdm/lightdm.conf
echo "autologin-user=kiosk-user" >> /etc/lightdm/lightdm.conf
echo "user-session=openbox" >> /etc/lightdm/lightdm.conf

# Create openbox configuration directory for the new user
su - kiosk-user -c "mkdir -p ~/.config/openbox"

# Create autostart file with chromium startup command for the new user
su - kiosk-user -c "cat << EOF > ~/.config/openbox/autostart
chromium \
    --no-first-run \
    --disable \
    --disable-translate \
    --disable-infobars \
    --disable-suggestions-service \
    --disable-save-password-bubble \
    --start-maximized \
    --kiosk 'http://www.google.com' &
EOF"