create daemon

thrower_daemon/install.sh

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+#!/bin/bash
+
+# Superball Thrower Daemon Installation Script
+# This script installs and configures the Superball Thrower daemon
+
+set -e
+
+echo "=== Superball Thrower Daemon Installation ==="
+echo
+
+# Check if running as root
+if [[ $EUID -eq 0 ]]; then
+   echo "This script should not be run as root for security reasons."
+   echo "Please run as a regular user with sudo privileges."
+   exit 1
+fi
+
+# Check if Node.js is installed
+if ! command -v node &> /dev/null; then
+    echo "Error: Node.js is not installed."
+    echo "Please install Node.js 16 or later from https://nodejs.org/"
+    exit 1
+fi
+
+# Check Node.js version
+NODE_VERSION=$(node --version | cut -d'v' -f2 | cut -d'.' -f1)
+if [ "$NODE_VERSION" -lt 16 ]; then
+    echo "Error: Node.js version 16 or later is required."
+    echo "Current version: $(node --version)"
+    exit 1
+fi
+
+echo "✓ Node.js $(node --version) detected"
+
+# Check if npm is installed
+if ! command -v npm &> /dev/null; then
+    echo "Error: npm is not installed."
+    exit 1
+fi
+
+echo "✓ npm $(npm --version) detected"
+
+# Get the directory where this script is located
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+DAEMON_DIR="$SCRIPT_DIR"
+
+echo "Installing to: $DAEMON_DIR"
+echo
+
+# Install Node.js dependencies
+echo "Installing Node.js dependencies..."
+cd "$DAEMON_DIR"
+npm install
+
+if [ $? -ne 0 ]; then
+    echo "Error: Failed to install Node.js dependencies"
+    exit 1
+fi
+
+echo "✓ Dependencies installed successfully"
+echo
+
+# Create user for daemon (if it doesn't exist)
+DAEMON_USER="superball"
+if ! id "$DAEMON_USER" &>/dev/null; then
+    echo "Creating system user: $DAEMON_USER"
+    sudo useradd --system --no-create-home --shell /bin/false "$DAEMON_USER"
+    echo "✓ User $DAEMON_USER created"
+else
+    echo "✓ User $DAEMON_USER already exists"
+fi
+
+# Create directories
+echo "Creating directories..."
+sudo mkdir -p /var/log/superball
+sudo mkdir -p /etc/superball
+sudo chown "$DAEMON_USER:$DAEMON_USER" /var/log/superball
+echo "✓ Directories created"
+
+# Copy configuration file
+if [ ! -f "/etc/superball/config.json" ]; then
+    echo "Installing default configuration..."
+    sudo cp "$DAEMON_DIR/config.json" /etc/superball/config.json
+    sudo chown "$DAEMON_USER:$DAEMON_USER" /etc/superball/config.json
+    sudo chmod 600 /etc/superball/config.json
+    echo "✓ Configuration installed to /etc/superball/config.json"
+    echo "⚠️  IMPORTANT: Edit /etc/superball/config.json with your private key and settings"
+else
+    echo "✓ Configuration already exists at /etc/superball/config.json"
+fi
+
+# Install systemd service
+echo "Installing systemd service..."
+sudo cp "$DAEMON_DIR/superball-thrower.service" /etc/systemd/system/
+sudo sed -i "s|/path/to/thrower_daemon|$DAEMON_DIR|g" /etc/systemd/system/superball-thrower.service
+sudo systemctl daemon-reload
+echo "✓ Systemd service installed"
+
+# Set permissions
+echo "Setting permissions..."
+sudo chown -R "$DAEMON_USER:$DAEMON_USER" "$DAEMON_DIR"
+sudo chmod +x "$DAEMON_DIR/daemon.js"
+echo "✓ Permissions set"
+
+echo
+echo "=== Installation Complete ==="
+echo
+echo "Next steps:"
+echo "1. Edit the configuration file:"
+echo "   sudo nano /etc/superball/config.json"
+echo
+echo "2. Add your private key and configure relays"
+echo
+echo "3. Enable and start the service:"
+echo "   sudo systemctl enable superball-thrower"
+echo "   sudo systemctl start superball-thrower"
+echo
+echo "4. Check service status:"
+echo "   sudo systemctl status superball-thrower"
+echo
+echo "5. View logs:"
+echo "   sudo journalctl -u superball-thrower -f"
+echo
+echo "Configuration file location: /etc/superball/config.json"
+echo "Log file location: /var/log/superball/daemon.log"
+echo "Service name: superball-thrower"
+echo
+echo "⚠️  SECURITY WARNING:"
+echo "   Make sure to secure your private key in the configuration file!"
+echo "   The config file should only be readable by the superball user."