node-mir-server/GateServer/start.js

require('dotenv').config(); // 引入dotenv库并加载.env文件中的环境变量
const GateServer = require('./index');

// 从环境变量中读取端口和IP地址
const port = parseInt(process.env.GATE_PORT, 10);
const host = process.env.GATE_HOST;

const server = new GateServer(port, host);

server.on('connection', (socket) => {
    console.log('A new client has connected');
});

server.on('data', (socket, data) => {
    console.log('Received data:', data.toString());
    socket.write('Echo: ' + data);
});

server.on('end', (socket) => {
    console.log('Client has disconnected');
});

server.on('error', (err) => {
    console.error('Server error:', err);
});

server.start();