From bf2366ba3aba55926779c7804849273d7ff376b7 Mon Sep 17 00:00:00 2001
From: qinguoyi <1532979219@qq.com>
Date: Sat, 3 Aug 2024 02:06:48 +0800
Subject: [PATCH] Fix KeyMaterial nil bug (#5849)

---
 weed/command/filer.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/weed/command/filer.go b/weed/command/filer.go
index 77e312646..b7f67ea3b 100644
--- a/weed/command/filer.go
+++ b/weed/command/filer.go
@@ -240,6 +240,9 @@ func runFiler(cmd *Command, args []string) bool {
 // GetCertificateWithUpdate Auto refreshing TSL certificate
 func (fo *FilerOptions) GetCertificateWithUpdate(*tls.ClientHelloInfo) (*tls.Certificate, error) {
 	certs, err := fo.certProvider.KeyMaterial(context.Background())
+	if certs == nil {
+		return nil, err
+	}
 	return &certs.Certs[0], err
 }