fixed missing import of warn!, trace!, error!

Author: zonyitoo

crates/shadowsocks-service/src/local/redir/udprelay/sys/unix/bsd.rs

@@ -9,6 +9,7 @@ use std::{
 
 use async_trait::async_trait;
 use futures::{future::poll_fn, ready};
+use log::{error, trace, warn};
 use shadowsocks::net::is_dual_stack_addr;
 use socket2::{Domain, Protocol, SockAddr, Socket, Type};
 use tokio::io::unix::AsyncFd;

crates/shadowsocks-service/src/local/redir/udprelay/sys/unix/linux.rs

@@ -9,7 +9,7 @@ use std::{
 
 use cfg_if::cfg_if;
 use futures::{future::poll_fn, ready};
-use log::warn;
+use log::{error, trace, warn};
 use shadowsocks::net::is_dual_stack_addr;
 use socket2::{Domain, Protocol, SockAddr, Socket, Type};
 use tokio::io::unix::AsyncFd;