println

src/main.rs

@@ -42,14 +42,19 @@ use pnet::packet::ipv4::Ipv4Packet;
 use socket2::Socket;
 
 fn main() -> Result<(), Box<dyn Error>> {
+    println!("Init");
     let config: Config = serde_json::from_str(env::args().nth(1).ok_or("need param")?.as_str())?;
+    println!("Read config");
     let local_secret: [u8; SECRET_LENGTH] = Router::create_secret(config.local_secret.as_str())?;
+    println!("Created local secret");
     let mut sockets: HashMap<u16, Arc<Socket>> = HashMap::new();
+    println!("Ready");
     let routers: HashMap<u16, Router> = config
         .routers
         .iter()
         .map(|c| Router::new(c, &mut sockets).map(|router| (c.remote_id, router)))
         .collect::<Result<_, _>>()?;
+    println!("Created routers");
     let (mut router_readers, router_writers): (
         HashMap<u16, RouterReader>,
         HashMap<u16, RouterWriter>,
@@ -60,6 +65,7 @@ fn main() -> Result<(), Box<dyn Error>> {
             ((id, reader), (id, writer))
         })
         .unzip();
+    println!("Created sockets");
     let router_writers3: Vec<(Arc<Socket>, HashMap<u16, RouterWriter>)> = router_writers
         .into_iter()
         .grouping_by(|(_, v)| v.key())