From 71966adfc39de10f9b7cf86bb3b0db77c67bac83 Mon Sep 17 00:00:00 2001
From: Andrew Lytvynov <awly@google.com>
Date: Thu, 9 Jan 2020 10:37:43 -0800
Subject: [PATCH] Allow a preloaded gke-exec-auth-plugin

---
 cluster/gce/gci/configure.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/cluster/gce/gci/configure.sh b/cluster/gce/gci/configure.sh
index 639f4a8f4bd..23340a69bd9 100644
--- a/cluster/gce/gci/configure.sh
+++ b/cluster/gce/gci/configure.sh
@@ -292,6 +292,11 @@ function install-exec-auth-plugin {
   local -r plugin_url="${EXEC_AUTH_PLUGIN_URL}"
   local -r plugin_sha1="${EXEC_AUTH_PLUGIN_SHA1}"
 
+  if is-preloaded "gke-exec-auth-plugin" "${plugin_sha1}"; then
+    echo "gke-exec-auth-plugin is preloaded"
+    return
+  fi
+
   echo "Downloading gke-exec-auth-plugin binary"
   download-or-bust "${plugin_sha1}" "${plugin_url}"
   mv "${KUBE_HOME}/gke-exec-auth-plugin" "${KUBE_BIN}/gke-exec-auth-plugin"