simple http server for redirect test

test-redirect.js

'use strict';

const express = require('express');

const app = express();

app.use(express.json());

// create spider task
app.get('/[abcd]?', async (req, res) => {
    if (!req.query.next){
        await (new Promise((resolve, reject) => setTimeout(resolve, 1000)));
        res.redirect('/a?next=b');
    } else if (req.query.next === 'b'){
        await (new Promise((resolve, reject) => setTimeout(resolve, 1000)));
        res.redirect('/b?next=c');
    } else if (req.query.next === 'c'){
        await (new Promise((resolve, reject) => setTimeout(resolve, 1000)));
        res.redirect('/c?next=d');
    } else if (req.query.next === 'd'){
        await (new Promise((resolve, reject) => setTimeout(resolve, 1000)));
        res.redirect('http://10.0.81.48:8898/pages/18.php');
    }
});

app.listen(9999, () => console.log(`Dorado api server start, listening on port 9999, PID:${process.pid}`));