node.js多域名

const http = require('http');

const server = http.createServer((req, res) => {
  if (req.headers.host === 'example1.com') {
    // 处理 example1.com 的请求
    res.end('Hello from example1.com');
  } else if (req.headers.host === 'example2.com') {
    // 处理 example2.com 的请求
    res.end('Hello from example2.com');
  } else {
    res.statusCode = 404;
    res.end('Not Found');
  }
});

server.listen(80, () => {
  console.log('Server running at http://localhost/');
});

server {
    listen 80;
    server_name example1.com;

    location / {
        proxy_pass http://localhost:3000;
    }
}

server {
    listen 80;
    server_name example2.com;

    location / {
        proxy_pass http://localhost:3001;
    }
}