add counter for coolness

src/main.rs

@@ -2,25 +2,39 @@ use std::io::prelude::*;
 use std::fs;
 use std::net::TcpStream;
 use std::net::TcpListener;
+use std::sync::{Arc, Mutex};
 use std::thread;
 use std::time::Duration;
 
 fn main() {
     let listener = TcpListener::bind("127.0.0.1:7878").unwrap();
+    let counter = Arc::new(Mutex::new(0usize));
+
+    //let pool = ThreadPool::new(100);
 
     for stream in listener.incoming() {
         let stream = stream.unwrap();
+        let counter = Arc::clone(&counter);
 
-        handle_connection(stream);
+        thread::spawn(move || {
+            {
+                let mut count = counter.lock().unwrap();
+                *count += 1;
+            }
+            handle_connection(counter, stream);
+        });
     }
 }
 
-fn handle_connection(mut stream: TcpStream) {
+fn handle_connection(counter: Arc<Mutex<usize>>, mut stream: TcpStream) {
     let mut buffer = [0; 512];
 
     stream.read(&mut buffer).unwrap();
 
-    println!("Request: {}", String::from_utf8_lossy(&buffer[..]));
+    {
+        let count = counter.lock().unwrap();
+        println!("Request: {}\n{}", count, String::from_utf8_lossy(&buffer[..]));
+    }
 
     let get = b"GET / HTTP/1.1\r\n";
     let sleep = b"GET /sleep HTTP/1.1\r\n";