update ssu

pkg/listener/tcp/listener.go

@@ -55,7 +55,6 @@ func (l *tcpListener) Init(md md.Metadata) (err error) {
 	}
 
 	l.Listener = ln
-	l.logger.Info("listening on:", l.Listener.Addr())
 	return
 }
 

pkg/listener/udp/listener.go

@@ -126,6 +126,25 @@ func (l *udpListener) listenLoop() {
 }
 
 func (l *udpListener) parseMetadata(md md.Metadata) (err error) {
+	l.md.ttl = md.GetDuration(ttl)
+	if l.md.ttl <= 0 {
+		l.md.ttl = defaultTTL
+	}
+	l.md.readBufferSize = md.GetInt(readBufferSize)
+	if l.md.readBufferSize <= 0 {
+		l.md.readBufferSize = defaultReadBufferSize
+	}
+
+	l.md.readQueueSize = md.GetInt(readQueueSize)
+	if l.md.readQueueSize <= 0 {
+		l.md.readQueueSize = defaultReadQueueSize
+	}
+
+	l.md.connQueueSize = md.GetInt(connQueueSize)
+	if l.md.connQueueSize <= 0 {
+		l.md.connQueueSize = defaultConnQueueSize
+	}
+
 	return
 }
 

pkg/listener/udp/metadata.go

@@ -9,6 +9,13 @@ const (
 	defaultConnQueueSize  = 128
 )
 
+const (
+	ttl            = "ttl"
+	readBufferSize = "readBufferSize"
+	readQueueSize  = "readQueueSize"
+	connQueueSize  = "connQueueSize"
+)
+
 type metadata struct {
 	ttl time.Duration