Debian XFCE post install script example. Add your own themes, configs, wallpapers

gistfile1.txt

#!/bin/bash
set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

# Extract any bundled .tar.xz archives into the current working directory
shopt -s nullglob
for archive in "$PWD"/*.tar.xz "$SCRIPT_DIR"/*.tar.xz; do
    [ -e "$archive" ] || continue
    echo "Extracting $(basename "$archive") into $PWD"
    tar -xJf "$archive" -C "$PWD"
done
shopt -u nullglob

# Check for sudo user
if [[ $EUID -ne 0 ]]; then
    # Not running as root, try to escalate with sudo
    if command -v sudo &>/dev/null; then
        exec sudo "$0" "$@"
    else
        echo "Sudo not available. Run as root:"
        echo "  su - && bash $0 $USER"
        exit 1
    fi
fi

# Now running as root
TARGET_USER="${SUDO_USER:-${1:-$USER}}"
usermod -aG sudo "$TARGET_USER"

# Enable non-free repos (non-interactive)
sudo cp /etc/apt/sources.list /etc/apt/sources.list.backup
cat << EOF | sudo tee /etc/apt/sources.list >/dev/null
deb http://deb.debian.org/debian trixie main contrib non-free non-free-firmware
deb http://deb.debian.org/debian trixie-updates main contrib non-free non-free-firmware
deb http://security.debian.org/debian-security trixie-security main contrib non-free non-free-firmware
EOF

# Time Sync Fix (Crucial for apt update)
echo "Configuring Time Sync (NTP)..."
timesyncdconf="/etc/systemd/timesyncd.conf"

sed -i '/^#\?NTP=/d; /^#\?FallbackNTP=/d' "$timesyncdconf"

cat >> "$timesyncdconf" <<'EOF'
NTP=time.cloudflare.com
FallbackNTP=0.debian.pool.ntp.org ntp.ubuntu.com pool.ntp.org
EOF

systemctl restart systemd-timesyncd

timedatectl status

# Codium GPG key
wget -qO - https://gitlab.com/paulcarroty/vscodium-deb-rpm-repo/raw/master/pub.gpg \
    | gpg --dearmor \
    | sudo dd of=/usr/share/keyrings/vscodium-archive-keyring.gpg

# Add Codium repository
echo 'deb [ signed-by=/usr/share/keyrings/vscodium-archive-keyring.gpg ] https://download.vscodium.com/debs vscodium main' \
    | sudo tee /etc/apt/sources.list.d/vscodium.list

# Update and upgrade
sudo apt update && sudo apt upgrade -y

# Firmware & drivers
sudo apt install -y firmware-b43-installer bluez blueman flatpak apt-transport-https

# Bluetooth
sudo systemctl enable --now bluetooth

# Remove unwanted packages from installer defaults
sudo apt purge -y xterm libreoffice-core libreoffice-common xfce4-terminal atril-common exfalso parole quodlibet xfburn xsane chromium firefox-esr gnome-software gnome-software-plugin-flatpak
sudo apt autoremove --purge -y

# Primary apt packages
sudo apt install -y fastfetch systemd-timesyncd net-tools network-manager curl openjdk-21-jre-headless git kodi mpv kazam cheese audacity \
openssh-client openssh-server shotcut meld bleachbit filezilla uget remmina transmission \
gimp gparted tilix nfs-common htop build-essential cmake python3-pip keepassxc xdotool ufw \
x11-utils krita inkscape sqlite3 minetest httrack ca-certificates gnupg \
openarena hedgewars v4l-utils supertuxkart powertop ffmpeg smartmontools btop audacious \
clamav clamtk synaptic abiword mousepad wget codium flatpak \
galculator timeshift lightdm lightdm-gtk-greeter lightdm-gtk-greeter-settings \
gnome-disk-utility xfce4-whiskermenu-plugin fonts-inter dmz-cursor-theme dbus-x11 ristretto

# Install Browser
curl -fsS https://dl.brave.com/install.sh | FLAVOR=origin sh

# Flatpak setup
flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo

# Flatpak apps
flatpak install -y com.github.tchx84.Flatseal org.localsend.localsend_app com.discordapp.Discord org.xonotic.Xonotic com.github.debauchee.barrier

# Copy wallpapers, themes, and icons system-wide
echo "Installing wallpapers, themes, and icons..."

# Wallpapers (create subdirectory if desired)
cp -r "$SCRIPT_DIR/wallpapers/"* /usr/share/images/desktop-base/ 2>/dev/null || true

# Theme
if [ -d "$SCRIPT_DIR/Qogir" ]; then
    cp -r "$SCRIPT_DIR/Qogir/"* /usr/share/themes/
fi

# Icons
if [ -d "$SCRIPT_DIR/01-Qogir" ]; then
    cp -r "$SCRIPT_DIR/01-Qogir/"* /usr/share/icons/
fi

# Set ownership (root is fine for system-wide, but ensure readable by all)
chmod -R 755 /usr/share/images/desktop-base 2>/dev/null || true
chmod -R 755 /usr/share/themes/Qogir 2>/dev/null || true
chmod -R 755 /usr/share/themes/Qogir-Dark 2>/dev/null || true
chmod -R 755 /usr/share/themes/Qogir-Light 2>/dev/null || true
chmod -R 755 /usr/share/icons/Qogir 2>/dev/null || true
chmod -R 755 /usr/share/icons/Qogir-Dark 2>/dev/null || true
chmod -R 755 /usr/share/icons/Qogir-Light 2>/dev/null || true

echo "Configuring lightdm"

lightdmconf="/etc/lightdm/lightdm-gtk-greeter.conf"

# Back up the existing file if it exists
[ -f "$lightdmconf" ] && cp "$lightdmconf" "$lightdmconf.bak"

# Write this to the conf
cat > "$lightdmconf" <<'EOF'
[greeter]
background = /usr/share/images/desktop-base/0239.jpg
theme-name = Qogir-Dark
icon-theme-name = Qogir-Dark
font-name = Inter 10
user-background = false
hide-user-image = true
position = 25%,start 50%,center
indicators = ~spacer;~power
EOF

echo "Post-install complete!"
echo "Please log out and back in for sudo group changes to take effect."