Arch Linux Pihole Script

piholearch.sh

#!/bin/bash

# Pi-hole installation script for Arch Linux
# This script must be run as root

# Check if script is run as root
if [ "$(id -u)" -ne 0 ]; then
    echo "This script must be run as root" >&2
    exit 1
fi

# Function to check command status
check_status() {
    if [ $? -eq 0 ]; then
        echo "[✓] $1"
    else
        echo "[✗] $1 failed"
        exit 1
    fi
}

# Update system first
echo "Updating system..."
pacman -Syu --noconfirm
check_status "System update"

# Install required dependencies
echo "Installing dependencies..."
pacman -S --needed --noconfirm \
    curl \
    wget \
    git \
    base-devel \
    lighttpd \
    php \
    php-sqlite \
    php-cgi \
    php-fpm \
    sqlite \
    dnsmasq \
    sudo \
    netcat \
    iproute2 \
    psmisc \
    which \
    cronie \
    logrotate \
    bind
check_status "Dependencies installation"

# Configure PHP
echo "Configuring PHP..."
sed -i 's/;extension=pdo_sqlite/extension=pdo_sqlite/' /etc/php/php.ini
sed -i 's/;extension=sqlite3/extension=sqlite3/' /etc/php/php.ini
sed -i 's/;extension=bcmath/extension=bcmath/' /etc/php/php.ini
sed -i 's/;extension=curl/extension=curl/' /etc/php/php.ini
sed -i 's/;extension=openssl/extension=openssl/' /etc/php/php.ini
check_status "PHP configuration"

# Configure lighttpd
echo "Configuring lighttpd..."
cat > /etc/lighttpd/conf.d/fastcgi.conf << 'EOF'
fastcgi.server = (
    ".php" => ((
        "socket" => "/run/php-fpm/php-fpm.sock",
        "broken-scriptfilename" => "enable"
    ))
)
EOF

# Enable required modules in lighttpd
sed -i 's/"mod_fastcgi"/"mod_fastcgi","mod_rewrite"/' /etc/lighttpd/modules.conf
check_status "Lighttpd configuration"

# Start and enable services
echo "Starting services..."
systemctl enable --now php-fpm
systemctl enable --now lighttpd
systemctl enable --now cronie
check_status "Services startup"

# Create necessary directories
echo "Creating directories..."
mkdir -p /etc/pihole
mkdir -p /var/www/html
chmod 755 /var/www/html
check_status "Directory creation"

# Clone Pi-hole repository
echo "Cloning Pi-hole repositories..."
cd /tmp
git clone --depth 1 https://github.com/pi-hole/pi-hole.git Pi-hole
git clone --depth 1 https://github.com/pi-hole/AdminLTE.git pi-hole/AdminLTE
check_status "Repository cloning"

# Set up Pi-hole
echo "Setting up Pi-hole..."
cd Pi-hole/automated\\ install/
# Create setupVars.conf with default values
cat > /etc/pihole/setupVars.conf << 'EOF'
PIHOLE_INTERFACE=eth0
IPV4_ADDRESS=127.0.0.1
IPV6_ADDRESS=::1
PIHOLE_DNS_1=8.8.8.8
PIHOLE_DNS_2=8.8.4.4
DNS_FQDN_REQUIRED=true
DNS_BOGUS_PRIV=true
DNSMASQ_LISTENING=local
BLOCKINGMODE=NULL
INSTALL_WEB_SERVER=true
INSTALL_WEB_INTERFACE=true
LIGHTPD_ENABLED=true
WEBTHEME=default-darker
EOF

# Run basic-install.sh with ARCH=1 to skip package installation
ARCH=1 bash basic-install.sh --unattended
check_status "Pi-hole installation"

# Configure dnsmasq
echo "Configuring dnsmasq..."
systemctl stop dnsmasq
systemctl disable dnsmasq
systemctl enable pihole-FTL
systemctl start pihole-FTL
check_status "DNS configuration"

echo ""
echo "Pi-hole installation completed!"
echo "You can access the admin interface at http://localhost/admin"
echo "To set an admin password, run: pihole -a -p"
echo "Note: You may need to configure your network settings to use Pi-hole as your DNS server"