From f0be00d99394850e1bbf7f345c8654423624a624 Mon Sep 17 00:00:00 2001
From: nikk gitanes <tsynik@gmail.com>
Date: Fri, 19 Nov 2021 06:20:14 +0300
Subject: [PATCH] don't hardcode dlna port

---
 server/dlna/dlna.go | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/server/dlna/dlna.go b/server/dlna/dlna.go
index 5c03135..2ec32d2 100644
--- a/server/dlna/dlna.go
+++ b/server/dlna/dlna.go
@@ -8,6 +8,7 @@ import (
 	"os/user"
 	"path/filepath"
 	"runtime"
+	"strconv"
 	"time"
 
 	"github.com/anacrolix/dms/dlna/dms"
@@ -37,7 +38,20 @@ func Start() {
 			return
 		}(),
 		HTTPConn: func() net.Listener {
-			conn, err := net.Listen("tcp", ":9080")
+			port := 9080
+			for {
+				log.TLogln("Check dlna port", port)
+				m, err := net.Listen("tcp", ":"+strconv.Itoa(port))
+				if m != nil {
+					m.Close()
+				}
+				if err == nil {
+					break
+				}
+				port++
+			}
+			log.TLogln("Set dlna port", port)
+			conn, err := net.Listen("tcp", ":"+strconv.Itoa(port))
 			if err != nil {
 				log.TLogln(err)
 				os.Exit(1)