From 7cfb6ec1a39dcaaf07397cc8bf8802845cdebc4c Mon Sep 17 00:00:00 2001
From: Dave Chen <dave.jungler@gmail.com>
Date: Thu, 14 Nov 2019 18:38:41 +0800
Subject: [PATCH] fix the defect in the shell scripts

when the binary is missing, it should prompt for downloading instead of
sliently move on.
---
 cluster/common.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cluster/common.sh b/cluster/common.sh
index d7b19b01cf6..72353568a3b 100755
--- a/cluster/common.sh
+++ b/cluster/common.sh
@@ -323,6 +323,9 @@ function find-tar() {
 #   KUBE_MANIFESTS_TAR
 function find-release-tars() {
   SERVER_BINARY_TAR=$(find-tar kubernetes-server-linux-amd64.tar.gz)
+  if [[ -z "${SERVER_BINARY_TAR}" ]]; then
+	  exit 1
+  fi
   if [[ "${NUM_WINDOWS_NODES}" -gt "0" ]]; then
     NODE_BINARY_TAR=$(find-tar kubernetes-node-windows-amd64.tar.gz)
   fi