用户名和密码在此域名上无效

const express = require('express');
const bodyParser = require('body-parser');
const session = require('express-session');

const app = express();

app.use(bodyParser.urlencoded({ extended: true }));
app.use(session({
  secret: 'your_secret_key',
  resave: false,
  saveUninitialized: true
}));

const users = {
  'user1': 'password1',
  'user2': 'password2'
};

app.post('/login', (req, res) => {
  const { username, password } = req.body;
  if (users[username] === password) {
    req.session.user = username;
    res.send('Login successful');
  } else {
    res.status(401).send('Invalid username or password');
  }
});

app.listen(3000, () => {
  console.log('Server is running on port 3000');
});