k8sutil: extend rand suffix length to 10

coreos · Jan 24, 2018 · 1fff44a · 1fff44a
1 parent 75306f9
commit 1fff44a
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/pkg/util/k8sutil/k8sutil.go b/pkg/util/k8sutil/k8sutil.go
@@ -56,6 +56,8 @@ const (
 	serverTLSVolume          = "member-server-tls"
 	operatorEtcdTLSDir       = "/etc/etcdtls/operator/etcd-tls"
 	operatorEtcdTLSVolume    = "etcd-client-tls"
+
+	randomSuffixLength = 10
 )
 
 const TolerateUnreadyEndpointsAnnotation = "service.alpha.kubernetes.io/tolerate-unready-endpoints"
@@ -474,5 +476,6 @@ func mergeLabels(l1, l2 map[string]string) {
 }
 
 func UniqueMemberName(clusterName string) string {
-	return fmt.Sprintf("%s-%s", clusterName, utilrand.String(5))
+	suffix := utilrand.String(randomSuffixLength)
+	return clusterName + "-" + suffix
 }