From 50f5f8b874000058fbed3227e34f4d076950f8b2 Mon Sep 17 00:00:00 2001
From: Daniel Piddock <33028589+dpiddockcmp@users.noreply.github.com>
Date: Wed, 18 Mar 2020 09:04:17 +0100
Subject: [PATCH] fix: Do not recreate cluster when no SG given (#798)

---
 cluster.tf | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cluster.tf b/cluster.tf
index c558e52a66..c5be4b657a 100644
--- a/cluster.tf
+++ b/cluster.tf
@@ -15,7 +15,7 @@ resource "aws_eks_cluster" "this" {
   tags                      = var.tags
 
   vpc_config {
-    security_group_ids      = [local.cluster_security_group_id]
+    security_group_ids      = compact([local.cluster_security_group_id])
     subnet_ids              = var.subnets
     endpoint_private_access = var.cluster_endpoint_private_access
     endpoint_public_access  = var.cluster_endpoint_public_access