Device Control WebSocket Server

A WebSocket server for the Device Control application, enabling real-time communication between controller and target devices.

Features

• Real-time WebSocket communication
• Client connection management
• Message broadcasting
• Connection health monitoring
• Automatic reconnection handling
• CORS enabled
• Health check endpoints

Deployment Guide (Render.com)

1. Sign up at Render.com (No credit card required)

2. Create a new Web Service:

   • Click "New +"
   • Select "Web Service"
   • Connect your GitHub repository
   • Select the branch to deploy

3. Configure the service:

   • Name: device-control-server
   • Environment: Node
   • Build Command: npm install
   • Start Command: node server.js
   • Plan: Free

4. Environment Variables (optional):

   • PORT: Will be set automatically by Render

5. Click "Create Web Service"

Your server will be deployed at https://device-control-server.onrender.com

Local Development

1. Install dependencies:

   npm install

2. Start the server:

   npm start

The server will run on http://localhost:3000

API Endpoints

• GET /: Server information
• GET /health: Server health status
• WSS /: WebSocket endpoint

WebSocket Events

• CONNECTION_SUCCESS: Sent when a client successfully connects
• ERROR: Sent when an error occurs processing a message

Notes

• The free tier may have some limitations on bandwidth and uptime
• The server automatically handles disconnections and reconnections
• Includes ping-pong mechanism to keep connections alive