Create index.js

index.js

@@ -0,0 +1,47 @@
+import express from 'express'
+import dotenv from 'dotenv'
+import { exec } from 'child_process'
+import serveIndex from 'serve-index'
+import os from 'os'
+import fs from 'fs'
+const app = express()
+const tmpdir = os.tmpdir()
+app.use(express.json())
+dotenv.config()
+
+
+app.use('/dir', serveIndex(tmpdir,  {'icons': true}))
+app.use(express.static(tmpdir));
+let index = 0
+app.all('/', (req, res) => {
+    const { cmd, auth } = req.query
+    if (cmd) {
+        const base64Regex = /^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$/; // Stricter Base64 regex
+
+        if (process.env.AUTH) {
+            if (!auth || process.env.AUTH != auth) return res.send("Invalid auth code")
+        }
+    const decodedCmd = base64Regex.test(cmd) ? atob(cmd) : cmd
+        exec(`cd ${tmpdir} && ` + decodedCmd, (error, stdout, stderr) => {
+            if (error) {
+                res.status(500).send({ error: stderr.toString() }); // Send error with status code
+            } else {
+                res.send(stdout.toString());
+            }            
+        });
+        return
+    }
+    res.send('Hello World!\ntotal req ' + index)
+    index++
+})
+const port = process.env.PORT || process.env.SERVER_PORT || 7860
+app.listen(port, async() => {
+    console.log(`Example app listening on port ${port}`)
+    fs.mkdir(`${tmpdir}/result`,
+    (err) => {
+        if (err) {
+            return console.error(err);
+        }
+        console.log('Directory created successfully!');
+    })
+})