fix remove test forgotten code

src/main.rs

@@ -32,7 +32,7 @@ use std::sync::Arc;
 use std::time::Duration;
 use std::{fmt, io};
 use tokio::io::{AsyncRead, AsyncWrite};
-use tokio::net::{TcpStream, UdpSocket};
+use tokio::net::TcpStream;
 use tokio::select;
 
 use tokio_rustls::rustls::pki_types::{CertificateDer, DnsName, PrivateKeyDer, ServerName};
@@ -777,13 +777,6 @@ impl WsClientConfig {
 #[tokio::main]
 async fn main() {
     let args = Wstunnel::parse();
-    let socket = UdpSocket::bind(SocketAddrV6::new(Ipv6Addr::UNSPECIFIED, 0, 0, 0))
-        .await
-        .unwrap();
-    socket
-        .connect("[2001:4810:0:3::78]:443".parse::<SocketAddr>().unwrap())
-        .await
-        .unwrap();
 
     // Setup logging
     let mut env_filter = EnvFilter::builder().parse(&args.log_lvl).expect("Invalid log level");

src/tcp.rs

@@ -75,8 +75,15 @@ pub async fn connect(
 
     for (ix, addr) in socket_addrs.into_iter().enumerate() {
         let socket = match &addr {
-            SocketAddr::V4(_) => TcpSocket::new_v4()?,
+            SocketAddr::V4(_) => TcpSocket::new_v4(),
-            SocketAddr::V6(_) => TcpSocket::new_v6()?,
+            SocketAddr::V6(_) => TcpSocket::new_v6(),
+        };
+        let socket = match socket {
+            Ok(s) => s,
+            Err(err) => {
+                last_err = Some(err);
+                continue;
+            }
         };
         configure_socket(socket2::SockRef::from(&socket), &so_mark)?;