mixed: remove ss from mixed proxy

README.md

@@ -41,6 +41,7 @@ General:
 - Rule proxy based on destinations: [Config Examples](config/examples)
 
 TODO:
+- [ ] UDP over TCP
 - [ ] UDP Tunnel
 - [ ] Linux tproxy support & UDP Relay
 - [ ] TUN/TAP device support

dns.go

@@ -77,19 +77,19 @@ func NewDNS(addr, raddr string, sDialer Dialer) (*DNS, error) {
 
 // ListenAndServe .
 func (s *DNS) ListenAndServe() {
-	l, err := net.ListenPacket("udp", s.addr)
+	c, err := net.ListenPacket("udp", s.addr)
 	if err != nil {
 		logf("failed to listen on %s: %v", s.addr, err)
 		return
 	}
-	defer l.Close()
+	defer c.Close()
 
 	logf("listening UDP on %s", s.addr)
 
 	for {
 		data := make([]byte, DNSUDPMaxLen)
 
-		n, clientAddr, err := l.ReadFrom(data)
+		n, clientAddr, err := c.ReadFrom(data)
 		if err != nil {
 			logf("DNS local read error: %v", err)
 			continue
@@ -146,7 +146,7 @@ func (s *DNS) ListenAndServe() {
 
 				}
 
-				_, err = l.WriteTo(msg, clientAddr)
+				_, err = c.WriteTo(msg, clientAddr)
 				if err != nil {
 					logf("error in local write: %s\n", err)
 				}

mixed.go

@@ -24,7 +24,6 @@ type MixedProxy struct {
 	addr   string
 	http   *HTTP
 	socks5 *SOCKS5
-	ss     *SS
 }
 
 // NewMixedProxy returns a mixed proxy.
@@ -37,10 +36,6 @@ func NewMixedProxy(network, addr, user, pass string, sDialer Dialer) (*MixedProx
 	p.http, _ = NewHTTP(addr, nil, sDialer)
 	p.socks5, _ = NewSOCKS5(network, addr, user, pass, nil, sDialer)
 
-	if user != "" && pass != "" {
-		p.ss, _ = NewSS(addr, user, pass, nil, sDialer)
-	}
-
 	return p, nil
 }
 
@@ -103,7 +98,4 @@ func (p *MixedProxy) Serve(conn net.Conn) {
 		}
 	}
 
-	if p.ss != nil {
-		p.ss.Serve(c)
-	}
 }