From c0412596396f59d1b3c3bcd9360b389f81d115d1 Mon Sep 17 00:00:00 2001
From: junjiefly <107779959+junjiefly@users.noreply.github.com>
Date: Sun, 10 Dec 2023 16:36:11 +0800
Subject: [PATCH] Update swift.go

targetUrlOut may be null if targetUrlIn is null in high concurrency situations, and that will get a invalid http url
---
 swift.go | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/swift.go b/swift.go
index cb2b8b1e8..7ad2d5e72 100644
--- a/swift.go
+++ b/swift.go
@@ -556,10 +556,12 @@ func (c *Connection) getUrlAndAuthToken(ctx context.Context, targetUrlIn string,
 	c.authLock.Lock()
 	defer c.authLock.Unlock()
 	targetUrlOut = targetUrlIn
-	if !c.authenticated() {
-		err = c.authenticate(ctx)
-		if err != nil {
-			return
+	if !c.authenticated() || targetUrlIn == ""{
+		if !c.authenticated() {
+			err = c.authenticate(ctx)
+			if err != nil {
+				return
+			}	
 		}
 		if OnReAuth != nil {
 			targetUrlOut, err = OnReAuth()