eks.tf

################################
# Eks cluster iam role
################################
resource "aws_iam_role" "eks_cluster" {
  name = "eks-cluster"

  # Terraform's "jsonencode" function converts a
  # Terraform expression result to valid JSON syntax.
  assume_role_policy = jsonencode({
    Version = "2012-10-17"
    Statement = [
      {
        Action = "sts:AssumeRole"
        Effect = "Allow"
        Sid    = ""
        Principal = {
          Service = "eks.amazonaws.com"
        }
      },
    ]
  })


}


resource "aws_iam_role_policy_attachment" "amazon_eks_cluster_policy" {
  role       = aws_iam_role.eks_cluster.name
  policy_arn = "arn:aws:iam::aws:policy/AmazonEKSClusterPolicy"
}


################################
# Eks cluster
################################

resource "aws_eks_cluster" "eks" {
  name     = "eks"
  role_arn = aws_iam_role.eks_cluster.arn


  vpc_config {
    endpoint_private_access = false
    endpoint_public_access  = true
    subnet_ids              = [aws_subnet.public_1.id, aws_subnet.public_2.id, aws_subnet.private_1.id, aws_subnet.private_2.id]
  }

  # Ensure that IAM Role permissions are created before and deleted after EKS Cluster handling.
  # Otherwise, EKS will not be able to properly delete EKS managed EC2 infrastructure such as Security Groups.
  depends_on = [
    aws_iam_role_policy_attachment.amazon_eks_cluster_policy,

  ]
}