✨ Created server-side code.

main.js

@@ -1,4 +1,42 @@
 // Reference: https://hub.packtpub.com/making-simple-web-based-ssh-client-using-nodejs-and-socketio/
 
-var os = require('os');
-var pty = require('node-pty');
+var express = require('express');
+var https = require('https');
+var http = require('http');
+var fs = require('fs');
+var pty = require('pty.js');
+
+// Set up express server
+let app = express();
+
+app.use("/", express.static("./"));
+
+// Creating an HTTP server
+var server = http.createServer(app).listen(9774);
+
+var io = require('socket.io')(server);
+
+// When a new socket connects
+io.on('connection', function (socket) {
+  // Create terminal
+  var term = pty.spawn('sh', [], {
+    name: 'xterm-color',
+    cols: 80,
+    rows: 30,
+    cwd: process.env.HOME,
+    env: process.env
+  });
+  // Listen on the terminal for output and send it to the client
+  term.on('data', function (data) {
+    socket.emit('output', data);
+  });
+  // Listen on the client and send any input to the terminal
+  socket.on('input', function (data) {
+    term.write(data);
+  });
+  // When socket disconnects, destroy the terminal
+  socket.on("disconnect", function () {
+    term.destroy();
+    console.log("bye");
+  });
+});