Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /home/corals/mets.corals.io/wp-content/metras.v32.1/node_modules/sockjs/examples/express/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

var express = require('express');
var sockjs  = require('sockjs');

// 1. Echo sockjs server
var sockjs_opts = {sockjs_url: "http://cdn.jsdelivr.net/sockjs/1.0.1/sockjs.min.js"};

var sockjs_echo = sockjs.createServer(sockjs_opts);
sockjs_echo.on('connection', function(conn) {
    conn.on('data', function(message) {
        conn.write(message);
    });
});

// 2. Express server
var app = express.createServer();
sockjs_echo.installHandlers(app, {prefix:'/echo'});

console.log(' [*] Listening on 0.0.0.0:9999' );
app.listen(9999, '0.0.0.0');

app.get('/', function (req, res) {
    res.sendfile(__dirname + '/index.html');
});