enhanced to http server to distinguish between ipv4 and ipv6 address when the ip address part is explicitly specified before colon port (e.g. 0.0.0.0:9999, [::]:9999, :9999)

hodu.go

@@ -25,3 +25,17 @@ type Service interface {
 	WriteLog(id string, level LogLevel, fmtstr string, args ...interface{})
 }
 
+func tcp_addr_str_class(addr string) string {
+	if len(addr) > 0 {
+		switch addr[0] {
+			case '[':
+				return "tcp6"
+			case ':':
+				return "tcp"
+			default:
+				return "tcp4"
+		}
+	}
+
+	return "tcp"
+}