# xhttp

A serverless VLESS XHTTP proxy server with Nezha monitoring integration.

[![npm version](https://badge.fury.io/js/xhttp.svg)](https://badge.fury.io/js/xhttp)
[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)

## Features

- 🚀 **VLESS Protocol**: Modern and efficient proxy protocol
- 🔧 **XHTTP Transport**: HTTP-based transport layer
- 📊 **Nezha Integration**: Built-in monitoring with Nezha v0/v1 support
- ☁️ **Serverless Ready**: Designed for serverless environments
- 🔒 **TLS Support**: Automatic TLS for specific ports
- ⚡ **High Performance**: Optimized buffer management and session handling

## Installation

### NPM Package
```bash
npm install @eooce/xhttp
```

### Global Installation
```bash
npm install -g @eooce/xhttp
```

### Direct Usage
```bash
npx @eooce/xhttp
```

## Quick Start

### Basic Usage
```bash
# Start with default settings
xhttp

# Or with Node.js
node app.js
```

### Environment Variables

| Variable | Required | Default | Description |
|----------|----------|---------|-------------|
| `PORT` | No | `3000` | HTTP service port and subscription port |
| `UUID` | No | Auto-generated | UUID for VLESS protocol |
| `NEZHA_SERVER` | No | - | Nezha panel domain (v1: `nz.aaa.com:8008`, v0: `nz.aaa.com`) |
| `NEZHA_PORT` | No | - | Nezha v0 agent port (443,8443,2096,2087,2083,2053 enable TLS) |
| `NEZHA_KEY` | No | - | Nezha v1 or v0 secret key |
| `DOMAIN` | No | - | Project domain |
| `XPATH` | No | Auto-generated | Node path |
| `AUTO_ACCESS` | No | `false` | Auto keep-alive (true/false) |
| `SUB_PATH` | No | `sub` | Node subscription path |
| `NAME` | No | - | Node name |

### Example Configuration
```bash
export PORT=8080
export UUID="your-uuid-here"
export NEZHA_SERVER="nz.example.com:8008"
export NEZHA_KEY="your-nezha-key"
export DOMAIN="your-domain.com"
export AUTO_ACCESS=true
```

## API

### HTTP Endpoints

- `GET /` - Health check and status
- `GET /sub` - Subscription endpoint
- `POST /{uuid}` - VLESS proxy data

### Subscription Format
```
http://your-domain:port/sub
```

## Development

### Prerequisites
- Node.js >= 16.0.0
- npm >= 7.0.0

### Local Development
```bash
# Clone repository
git clone https://github.com/eooce/serverless-xhttp.git
cd serverless-xhttp

# Install dependencies
npm install

# Start development server
npm run dev
```

## License

This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.

## Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

## Support

If you encounter any issues, please file an issue on [GitHub](https://github.com/eooce/serverless-xhttp/issues).

---

**Note**: This is a serverless VLESS XHTTP proxy server with Nezha monitoring integration. Make sure to configure your environment variables properly for production use.