fix lockup during holepunch

Cargo.lock

@@ -4,4 +4,4 @@ version = 3
 
 [[package]]
 name = "qft"
-version = "0.1.4"
+version = "0.1.5"

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "qft"
-version = "0.1.4"
+version = "0.1.5"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

src/main.rs

@@ -326,6 +326,8 @@ fn holepunch(args: &Vec<String>) -> UdpSocket {
         .connect(SocketAddrV4::from_str(bind_addr.as_str()).unwrap())
         .expect("connection failed");
     println!("Waiting...");
+    holepunch.set_read_timeout(Some(Duration::from_secs(1))).unwrap();
+    holepunch.set_write_timeout(Some(Duration::from_secs(1))).unwrap();
     let mut stop = false;
     while !stop {
         let m = unix_millis();