refactor: Refactoring to match the rest of terraform-aws-modules (#1583)

examples/irsa/cluster-autoscaler-chart-values.yaml

@@ -1,4 +1,4 @@
-awsRegion: us-west-2
+awsRegion: eu-west-1
 
 rbac:
   create: true

examples/irsa/irsa.tf

@@ -1,6 +1,7 @@
 module "iam_assumable_role_admin" {
-  source                        = "terraform-aws-modules/iam/aws//modules/iam-assumable-role-with-oidc"
-  version                       = "3.6.0"
+  source  = "terraform-aws-modules/iam/aws//modules/iam-assumable-role-with-oidc"
+  version = "3.6.0"
+
   create_role                   = true
   role_name                     = "cluster-autoscaler"
   provider_url                  = replace(module.eks.cluster_oidc_issuer_url, "https://", "")

examples/irsa/main.tf

@@ -1,5 +1,5 @@
 provider "aws" {
-  region = var.region
+  region = "eu-west-1"
 }
 
 data "aws_eks_cluster" "cluster" {
@@ -12,9 +12,8 @@ data "aws_eks_cluster_auth" "cluster" {
 
 provider "kubernetes" {
   host                   = data.aws_eks_cluster.cluster.endpoint
-  cluster_ca_certificate = base64decode(data.aws_eks_cluster.cluster.certificate_authority.0.data)
+  cluster_ca_certificate = base64decode(data.aws_eks_cluster.cluster.certificate_authority[0].data)
   token                  = data.aws_eks_cluster_auth.cluster.token
-  load_config_file       = false
 }
 
 data "aws_availability_zones" "available" {}

examples/irsa/outputs.tf

@@ -1,3 +1,4 @@
 output "aws_account_id" {
-  value = data.aws_caller_identity.current.account_id
+  description = "IAM AWS account id"
+  value       = data.aws_caller_identity.current.account_id
 }

examples/irsa/variables.tf

@@ -1,3 +0,0 @@
-variable "region" {
-  default = "us-west-2"
-}