Update start-linux.js

start-linux.js

@@ -4,7 +4,31 @@ let makedisk = "qemu-img create vm.img 30G" // make a 30GB disk
 let qemucmd = "qemu-system-x86_64 -vnc :1 -m 1G -hda vm.img"
 child.execSync(makedisk)
 child.execSync(qemucmd)
-http.createServer(function (req, res) {
-  res.write('Server running at IP 127.0.0.1:5901 (VNC)'); //write a response to the client
-  res.end(); //end the response
-}).listen(8080); //the server object listens on port 8080
+const server = http.createServer((req, res) => {
+    // Check if the request is a POST to /stop
+    if (req.method === 'POST' && req.url === '/stop') {
+        // Execute the pkill command to stop Node.js processes
+        exec('pkill qemu*', (error, stdout, stderr) => {
+            if (error) {
+                console.error(`Error executing command: ${error.message}`);
+                res.writeHead(500);
+                res.end(JSON.stringify({ message: 'Failed to stop the server' }));
+                return;
+            }
+            console.log('QEMU processes terminated');
+            res.writeHead(200);
+            res.end(JSON.stringify({ message: 'Server is stopping' }));
+        });
+    } else {
+        // Handle 404 for other routes
+        res.writeHead(404);
+        res.end(JSON.stringify({ message: 'Not Found' }));
+    }
+});
+
+// Start the server on port 3000
+const PORT = 8080;
+server.listen(PORT, () => {
+    console.log(`Server is running on http://localhost:${PORT}`);
+    console.log("QEMU and FreeVM are running. VNC into it using 127.0.0.1 to VNC into it and go to localhost:8080/stop to stop the VM.")
+});