From 5d32ee1539698a02e0e1d0f6b8acb761c847563d Mon Sep 17 00:00:00 2001
From: ramseymcgrathfd <ramsey.mcgrath@fanduel.com>
Date: Wed, 21 Aug 2024 13:44:43 -0400
Subject: [PATCH] Formatting

---
 examples/self-managed-node-group/eks-bottlerocket.tf | 2 ++
 modules/self-managed-node-group/main.tf              | 5 ++++-
 modules/self-managed-node-group/variables.tf         | 1 -
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/examples/self-managed-node-group/eks-bottlerocket.tf b/examples/self-managed-node-group/eks-bottlerocket.tf
index 2afb079472..48c119c548 100644
--- a/examples/self-managed-node-group/eks-bottlerocket.tf
+++ b/examples/self-managed-node-group/eks-bottlerocket.tf
@@ -45,6 +45,8 @@ module "eks_bottlerocket" {
         [settings.kernel]
         lockdown = "integrity"
       EOT
+
+      instance_refresh = {}
     }
   }
 
diff --git a/modules/self-managed-node-group/main.tf b/modules/self-managed-node-group/main.tf
index 026541b488..6b8b021141 100644
--- a/modules/self-managed-node-group/main.tf
+++ b/modules/self-managed-node-group/main.tf
@@ -527,7 +527,10 @@ resource "aws_autoscaling_group" "this" {
   }
 
   dynamic "instance_refresh" {
-    for_each = try(length(var.instance_refresh),0) > 0 ? [var.instance_refresh] : []
+    for_each = alltrue([
+      length(var.instance_refresh) > 0,
+      var.instance_refresh != {}
+    ]) ? [var.instance_refresh] : []
 
     content {
       dynamic "preferences" {
diff --git a/modules/self-managed-node-group/variables.tf b/modules/self-managed-node-group/variables.tf
index 9a031d92c2..92121ea750 100644
--- a/modules/self-managed-node-group/variables.tf
+++ b/modules/self-managed-node-group/variables.tf
@@ -567,7 +567,6 @@ variable "instance_refresh" {
       min_healthy_percentage = 66
     }
   }
-  nullable = true
 }
 
 variable "use_mixed_instances_policy" {