From 6fd376a04f21d5ee841344278bc0332b1867d22b Mon Sep 17 00:00:00 2001
From: Brendan Burns <bburns@google.com>
Date: Fri, 27 Mar 2015 13:53:26 -0700
Subject: [PATCH] Fix the scripts to optionally skip prompts and also return
 successfully no matter what.

---
 cluster/gce/util.sh | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/cluster/gce/util.sh b/cluster/gce/util.sh
index 520d2476100..0b1fa9122ba 100755
--- a/cluster/gce/util.sh
+++ b/cluster/gce/util.sh
@@ -24,6 +24,8 @@ source "${KUBE_ROOT}/cluster/common.sh"
 
 NODE_INSTANCE_PREFIX="${INSTANCE_PREFIX}-minion"
 
+KUBE_PROMPT_FOR_UPDATE=y
+
 # Verify prereqs
 function verify-prereqs {
   local cmd
@@ -43,8 +45,11 @@ function verify-prereqs {
     fi 
   done
   # update and install components as needed
-  gcloud components update preview
-  gcloud components update
+  if [[ "${KUBE_PROMPT_FOR_UPDATE}" != "y" ]]; then
+    gcloud_prompt="-q"
+  fi
+  gcloud ${gcloud_prompt:-} components update preview || true
+  gcloud ${gcloud_prompt:-} components update || true
 }
 
 # Create a temp dir that'll be deleted at the end of this bash session.