eks-cluster.tf (version 18.26.6)

• https://github.com/hashicorp/learn-terraform-provision-eks-cluster/blob/main/eks-cluster.tf

module "eks" {
 source  = "terraform-aws-modules/eks/aws"
 version = "18.26.6"

 cluster_name    = local.cluster_name
 cluster_version = "1.22"

 vpc_id     = module.vpc.vpc_id
 subnet_ids = module.vpc.private_subnets

 eks_managed_node_group_defaults = {
   ami_type = "AL2_x86_64"

   attach_cluster_primary_security_group = true

   # Disabling and using externally provided security groups
   create_security_group = false
 }

 eks_managed_node_groups = {
   one = {
     name = "node-group-1"

     instance_types = ["t3.small"]

     min_size     = 1
     max_size     = 3
     desired_size = 2

     pre_bootstrap_user_data = <<-EOT
     echo 'foo bar'
     EOT

     vpc_security_group_ids = [
       aws_security_group.node_group_one.id
     ]
   }

   two = {
     name = "node-group-2"

     instance_types = ["t3.medium"]

     min_size     = 1
     max_size     = 2
     desired_size = 1
 
     pre_bootstrap_user_data = <<-EOT
     echo 'foo bar'
     EOT

     vpc_security_group_ids = [
       aws_security_group.node_group_two.id
     ]
   }
 }
}

Related

• gke.tf
• FAQ: https://github.com/terraform-aws-modules/terraform-aws-eks/blob/master/docs/faq.md#how-do-i-safely-remove-old-worker-groups
• worker_groups
• capacity_type = "SPOT"

See also

• Terraform EKS module: manage_aws_auth_configmap, create_aws_auth_configmap, aws_auth_roles, aws_auth_users, aws_auth_accounts, module.eks, Amazon EKS Blueprints for Terraform, OIDC
• Terraform EKS, Terraform EKS module, Deploy EKS cluster using Terraform, Terraform EKS apply output, terraform show, ~/.kube/config, aws_eks_cluster, aws_eks_addon, module.eks_managed_node_group, eks-cluster.tf, node_groups, worker_groups