From c51eb5c4dc700671cd62b2b60dea685c1c8642a0 Mon Sep 17 00:00:00 2001
From: Tarashish Mishra <sunu@sunu.in>
Date: Fri, 13 Dec 2024 09:35:30 +0530
Subject: [PATCH] use custom launch template to set storage size

---
 terraform/resources/eks.tf | 28 ++++++++++++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/terraform/resources/eks.tf b/terraform/resources/eks.tf
index b0e9338..8aa0d6f 100644
--- a/terraform/resources/eks.tf
+++ b/terraform/resources/eks.tf
@@ -62,7 +62,6 @@ module "eks" {
 
   eks_managed_node_group_defaults = {
     ami_type = "AL2023_x86_64_STANDARD"
-    disk_size = 100
   }
 
   eks_managed_node_groups = {
@@ -75,6 +74,19 @@ module "eks" {
       max_size     = 1
       desired_size = 0
 
+      # Launch template configuration
+      use_custom_launch_template = true
+      block_device_mappings = {
+        xvda = {
+          device_name = "/dev/xvda"
+          ebs = {
+            volume_size = 100
+            volume_type = "gp3"
+            delete_on_termination = true
+          }
+        }
+      }
+
       # Needed by the aws-ebs-csi-driver
       iam_role_additional_policies = {
         AmazonEBSCSIDriverPolicy = "arn:aws:iam::aws:policy/service-role/AmazonEBSCSIDriverPolicy"
@@ -89,7 +101,19 @@ module "eks" {
       min_size     = 1
       max_size     = 2
       desired_size = 1
-      disk_size    = 100
+
+      # Launch template configuration
+      use_custom_launch_template = true
+      block_device_mappings = {
+        xvda = {
+          device_name = "/dev/xvda"
+          ebs = {
+            volume_size = 100
+            volume_type = "gp3"
+            delete_on_termination = true
+          }
+        }
+      }
 
       # Needed by the aws-ebs-csi-driver
       iam_role_additional_policies = {