style: changestyle

src/main.rs

@@ -14,7 +14,6 @@ use std::thread;
 use std::time::Duration;
 
 const TIMEOUT: u64 = 3 * 60 * 100; //3 minutes
-static mut DEBUG: bool = false;
 
 fn print_usage(program: &str, opts: Options) {
     let program_path = std::path::PathBuf::from(program);
@@ -52,9 +51,6 @@ fn main() {
                             std::process::exit(-1);
                         });
 
-    unsafe {
-        DEBUG = matches.opt_present("d");
-    }
     let local_port: i32 = matches.opt_str("l").unwrap().parse().unwrap();
     let remote_port: i32 = matches.opt_str("r").unwrap().parse().unwrap();
     let remote_host = matches.opt_str("h").unwrap();
@@ -73,8 +69,7 @@ fn forward(bind_addr: &str, local_port: i32, remote_host: &str, remote_port: i32
 
     let remote_addr = format!("{}:{}", remote_host, remote_port);
 
-    let responder = local
-        .try_clone()
+    let responder = local.try_clone()
         .unwrap_or_else(|_| panic!("Failed to clone primary listening address socket {}", local.local_addr().unwrap()));
     let (main_sender, main_receiver) = channel::<(_, Vec<u8>)>();
     thread::spawn(move || {
@@ -82,8 +77,7 @@ fn forward(bind_addr: &str, local_port: i32, remote_host: &str, remote_port: i32
         loop {
             let (dest, buf) = main_receiver.recv().unwrap();
             let to_send = buf.as_slice();
-            responder
-                .send_to(to_send, dest)
+            responder.send_to(to_send, dest)
                 .unwrap_or_else(|_| panic!("Failed to forward response from upstream server to client {}", dest));
         }
     });
@@ -171,9 +165,7 @@ fn forward(bind_addr: &str, local_port: i32, remote_host: &str, remote_port: i32
 
             let to_send = buf[..num_bytes].to_vec();
             match sender.send(to_send) {
-                Ok(_) => {
-                    break;
-                }
+                Ok(_) => break,
                 Err(_) => {
                     if !ignore_failure {
                         panic!("Failed to send message to datagram forwarder for client {}", client_id);
@@ -187,4 +179,3 @@ fn forward(bind_addr: &str, local_port: i32, remote_host: &str, remote_port: i32
         }
     }
 }
-