From a3ff91f6a54de54fec57b5446e997daffccfad56 Mon Sep 17 00:00:00 2001
From: yangk <yangk@goodrain.com>
Date: Mon, 10 Jan 2022 16:46:18 +0800
Subject: [PATCH] Fix panic caused by error getting cluster version

---
 util/k8s/k8s.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/util/k8s/k8s.go b/util/k8s/k8s.go
index 3e9d60533..9196d5a5f 100644
--- a/util/k8s/k8s.go
+++ b/util/k8s/k8s.go
@@ -138,7 +138,11 @@ func IsHighVersion() bool {
 
 // GetKubeVersion returns the version of k8s
 func GetKubeVersion() *utilversion.Version {
-	var serverVersion, _ = GetClientSet().Discovery().ServerVersion()
+	var serverVersion, err = GetClientSet().Discovery().ServerVersion()
+	if err != nil {
+		logrus.Errorf("Get Kubernetes Version failed [%+v]", err)
+		return utilversion.MustParseSemantic("v1.19.6")
+	}
 	return utilversion.MustParseSemantic(serverVersion.GitVersion)
 }