create localised hotspot

Co-authored-by: aider (gemini/gemini-2.5-flash) <aider@aider.chat>

setup.sh

@@ -3,14 +3,196 @@ set -e
 
 echo "--- TimeTurner Setup ---"
 
-# 1. Build the release binary
+# Determine package manager
-echo "📦 Building release binary with Cargo..."
+PKG_MANAGER=""
-if ! command -v cargo &> /dev/null
+if command -v apt &> /dev/null; then
-then
+    PKG_MANAGER="apt"
-    echo "❌ Cargo is not installed. Please install Rust and Cargo first."
+elif command -v dnf &> /dev/null; then
-    echo "Visit https://rustup.rs/ for instructions."
+    PKG_MANAGER="dnf"
+elif command -v pacman &> /dev/null; then
+    PKG_MANAGER="pacman"
+else
+    echo "Error: No supported package manager (apt, dnf, pacman) found. Please install dependencies manually."
     exit 1
 fi
+
+echo "Detected package manager: $PKG_MANAGER"
+
+# --- Update System Packages ---
+echo "Updating system packages..."
+if [ "$PKG_MANAGER" == "apt" ]; then
+    sudo apt update && sudo apt upgrade -y
+elif [ "$PKG_MANAGER" == "dnf" ]; then
+    sudo dnf upgrade -y
+elif [ "$PKG_MANAGER" == "pacman" ]; then
+    sudo pacman -Syu --noconfirm
+fi
+echo "System packages updated."
+
+# --- Install Rust/Cargo if not installed ---
+if ! command -v cargo &> /dev/null; then
+    echo "Rust/Cargo not found. Installing Rustup..."
+    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+    # Source cargo's env for the current shell session
+    # This is for the current script's execution path, typically rustup adds to .bashrc/.profile for future sessions.
+    # We need it now, but for non-interactive script, sourcing won't affect parent shell.
+    # However, cargo build below will rely on it being in PATH. rustup makes sure of this if it installs.
+    # For safety, ensure PATH is updated.
+    export PATH="$HOME/.cargo/bin:$PATH"
+    echo "Rust/Cargo installed successfully."
+else
+    echo "Rust/Cargo is already installed."
+fi
+
+# --- Install common build dependencies for Rust ---
+echo "Installing common build dependencies..."
+if [ "$PKG_MANAGER" == "apt" ]; then
+    sudo apt update
+    sudo apt install -y build-essential libudev-dev pkg-config curl
+elif [ "$PKG_MANAGER" == "dnf" ]; then
+    sudo dnf install -y gcc make perl-devel libudev-devel pkg-config curl
+elif [ "$PKG_MANAGER" == "pacman" ]; then
+    sudo pacman -Sy --noconfirm base-devel libudev pkg-config curl
+fi
+echo "Common build dependencies installed."
+
+# --- Apply custom splash screen ---
+if [[ "$(uname)" == "Linux" ]]; then
+    echo "🖼️  Applying custom splash screen..."
+    SPLASH_URL="https://raw.githubusercontent.com/cjfranko/NTP-Timeturner/refs/heads/main/splash.png"
+    PLYMOUTH_THEME_DIR="/usr/share/plymouth/themes/pix"
+    PLYMOUTH_IMAGE_PATH="${PLYMOUTH_THEME_DIR}/splash.png"
+
+    sudo mkdir -p "${PLYMOUTH_THEME_DIR}"
+    echo "Downloading splash image from ${SPLASH_URL}..."
+    sudo curl -L "${SPLASH_URL}" -o "${PLYMOUTH_IMAGE_PATH}"
+    
+    if [ -f "${PLYMOUTH_IMAGE_PATH}" ]; then
+        echo "Splash image downloaded. Updating Plymouth configuration..."
+        # Set 'pix' as the default plymouth theme if not already.
+        # This is a common theme that expects splash.png.
+        sudo update-alternatives --install /usr/share/plymouth/themes/default.plymouth default.plymouth "${PLYMOUTH_THEME_DIR}/pix.plymouth" 100 || true
+        # Ensure the pix theme exists and is linked
+        if [ ! -f "${PLYMOUTH_THEME_DIR}/pix.plymouth" ]; then
+             echo "Creating dummy pix.plymouth for update-initramfs"
+             echo "[Plymouth Theme]" | sudo tee "${PLYMOUTH_THEME_DIR}/pix.plymouth" > /dev/null
+             echo "Name=Pi Splash" | sudo tee -a "${PLYMOUTH_THEME_DIR}/pix.plymouth" > /dev/null
+             echo "Description=TimeTurner Raspberry Pi Splash Screen" | sudo tee -a "${PLYMOUTH_THEME_DIR}/pix.plymouth" > /dev/null
+             echo "SpriteAnimation=/splash.png" | sudo tee -a "${PLYMOUTH_THEME_DIR}/pix.plymouth" > /dev/null
+        fi
+
+        # Update the initial RAM filesystem to include the new splash screen
+        sudo update-initramfs -u
+        echo "✅ Custom splash screen applied. Reboot may be required to see changes."
+    else
+        echo "❌ Failed to download splash image from ${SPLASH_URL}."
+    fi
+else
+    echo "⚠️  Skipping splash screen configuration on non-Linux OS."
+fi
+
+# --- Remove NTPD and install Chrony, NMTUI, Adjtimex ---
+echo "Removing NTPD (if installed) and installing Chrony, NMTUI, Adjtimex..."
+
+# --- Remove NTPD and install Chrony, NMTUI, Adjtimex ---
+echo "Removing NTPD (if installed) and installing Chrony, NMTUI, Adjtimex..."
+
+if [ "$PKG_MANAGER" == "apt" ]; then
+    sudo apt update
+    sudo apt remove -y ntp || true # Remove ntp if it exists, ignore if not
+    sudo apt install -y chrony nmtui adjtimex
+    sudo systemctl enable chrony --now
+elif [ "$PKG_MANAGER" == "dnf" ]; then
+    sudo dnf remove -y ntp || true
+    sudo dnf install -y chrony NetworkManager-tui adjtimex
+    sudo systemctl enable chronyd --now
+elif [ "$PKG_MANAGER" == "pacman" ]; then
+    sudo pacman -Sy --noconfirm ntp || true
+    sudo pacman -R --noconfirm ntp || true # Ensure ntp is removed
+    sudo pacman -Sy --noconfirm chrony networkmanager adjtimex
+    sudo systemctl enable chronyd --now
+    sudo systemctl enable NetworkManager --now # nmtui relies on NetworkManager
+fi
+
+echo "NTPD removed (if present). Chrony, NMTUI, and Adjtimex installed and configured."
+
+# --- Install and configure WiFi hotspot and captive portal ---
+echo "📡 Installing and configuring WiFi hotspot and captive portal..."
+
+if [ "$PKG_MANAGER" == "apt" ]; then
+    sudo apt install -y hostapd dnsmasq nodogsplash
+    sudo systemctl unmask hostapd
+    sudo systemctl enable hostapd
+    sudo systemctl enable nodogsplash
+fi
+
+# Stop services to configure
+sudo systemctl stop hostapd
+sudo systemctl stop dnsmasq
+sudo systemctl stop nodogsplash
+
+# Configure static IP for wlan0
+echo "Configuring static IP for wlan0..."
+sudo sed -i '/^interface wlan0/d' /etc/dhcpcd.conf
+sudo tee -a /etc/dhcpcd.conf > /dev/null <<EOF
+interface wlan0
+    static ip_address=10.0.252.1/24
+    nohook wpa_supplicant
+EOF
+
+# Configure dnsmasq for DHCP
+echo "Configuring dnsmasq..."
+sudo tee /etc/dnsmasq.conf > /dev/null <<EOF
+interface=wlan0
+dhcp-range=10.0.252.10,10.0.252.50,255.255.255.0,24h
+address=/#/10.0.252.1
+EOF
+
+# Configure hostapd
+echo "Configuring hostapd..."
+sudo tee /etc/hostapd/hostapd.conf > /dev/null <<EOF
+interface=wlan0
+driver=nl80211
+ssid=TimeTurner
+hw_mode=g
+channel=7
+wmm_enabled=0
+macaddr_acl=0
+auth_algs=1
+ignore_broadcast_ssid=0
+wpa=2
+wpa_passphrase=harry-ron-hermione
+wpa_key_mgmt=WPA-PSK
+rsn_pairwise=CCMP
+EOF
+
+sudo sed -i 's|#DAEMON_CONF=""|DAEMON_CONF="/etc/hostapd/hostapd.conf"|' /etc/default/hostapd
+
+# Configure nodogsplash for captive portal
+echo "Configuring nodogsplash..."
+sudo tee /etc/nodogsplash/nodogsplash.conf > /dev/null <<EOF
+GatewayInterface wlan0
+GatewayAddress 10.0.252.1
+MaxClients 50
+ClientIdleTimeout 3600
+FirewallRuleSet preauthenticated-users {
+    FirewallRule allow tcp port 80
+}
+RedirectURL http://10.0.252.1/static/index.html
+EOF
+
+# Restart services
+sudo systemctl restart dhcpcd
+sudo systemctl restart dnsmasq
+sudo systemctl restart hostapd
+sudo systemctl restart nodogsplash
+
+echo "✅ WiFi hotspot and captive portal configured. SSID: TimeTurner, IP: 10.0.252.1"
+echo "Clients will be redirected to http://10.0.252.1/static/index.html"
+
+# 1. Build the release binary
+echo "📦 Building release binary with Cargo..."
+# No need to check for cargo again, as it's handled above
 cargo build --release
 echo "✅ Build complete."