add root_block_device to launch configs

Author: arihant-2310

README.md

@@ -25,6 +25,14 @@ module "app_cluster" {
       instance_type             = "t3a.medium"
       user_data_base64          = ""
       iam_instance_profile_name = "ecs_agent_access_instance_profile"
+      root_block_device = {
+        volume_type = "gp3"
+        volume_size = 30
+        tags = {
+          "Environment" = "staging"
+          "ManagedBy"   = "Terraform"
+        }
+      }
       security_group_ids = ["sg-01", "sg-02"]
     },
     {

auto_scaling_groups.tf

@@ -5,6 +5,7 @@ resource "aws_launch_configuration" "ecs_launch_config" {
   instance_type        = each.value.instance_type
   user_data_base64     = each.value.user_data_base64
   iam_instance_profile = each.value.iam_instance_profile_name
+  root_block_device    = each.value.root_block_device || {}
   security_groups      = each.value.security_group_ids
   lifecycle {
     create_before_destroy = true

variables.tf

@@ -40,7 +40,16 @@ variable "launch_configs" {
     instance_type             = string
     user_data_base64          = string
     iam_instance_profile_name = string
-    security_group_ids        = list(string)
+    root_block_device = object({
+      ebs_volume_type = string
+      ebs_volume_size = number
+      tags = object({
+        Name        = string
+        Environment = string
+        ManagedBy   = string
+      })
+    })
+    security_group_ids = list(string)
   }))
   description = "Launch configuration for EC2 instances."
 }