spring-petclinic/infra/terraform/aws/eks.tf
Jesse Houldsworth 00ed61ebb5 tf
2025-10-09 06:46:44 -07:00

117 lines
No EOL
2.6 KiB
HCL

terraform {
required_version = ">= 0.12.0"
}
provider "aws" {
version = ">= 2.28.1"
region = var.region
}
provider "random" {
version = "~> 2.1"
}
provider "local" {
version = "~> 1.2"
}
provider "null" {
version = "~> 2.1"
}
provider "template" {
version = "~> 2.1"
}
data "aws_eks_cluster" "cluster" {
name = module.eks.cluster_id
}
data "aws_eks_cluster_auth" "cluster" {
name = module.eks.cluster_id
}
provider "kubernetes" {
host = data.aws_eks_cluster.cluster.endpoint
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
version = "~> 1.11"
}
data "aws_availability_zones" "available" {
}
locals {
cluster_name = "${var.name_prefix}-${random_string.suffix.result}"
}
resource "random_string" "suffix" {
length = 8
special = false
}
resource "aws_security_group" "all_worker_mgmt" {
name_prefix = "${var.name_prefix}-worker"
vpc_id = module.vpc.vpc_id
tags = var.tags
}
module "vpc" {
source = "terraform-aws-modules/vpc/aws"
version = "2.47.0"
name = "${var.name_prefix}-vpc"
cidr = "10.0.0.0/16"
azs = data.aws_availability_zones.available.names
private_subnets = ["10.0.1.0/24", "10.0.2.0/24", "10.0.3.0/24"]
public_subnets = ["10.0.4.0/24", "10.0.5.0/24", "10.0.6.0/24"]
enable_nat_gateway = true
single_nat_gateway = true
enable_dns_hostnames = true
public_subnet_tags = {
"kubernetes.io/cluster/${local.cluster_name}" = "shared"
"kubernetes.io/role/elb" = "1"
}
private_subnet_tags = {
"kubernetes.io/cluster/${local.cluster_name}" = "shared"
"kubernetes.io/role/internal-elb" = "1"
}
tags = var.tags
}
module "eks" {
source = "terraform-aws-modules/eks/aws"
version = "12.2.0"
cluster_name = local.cluster_name
cluster_version = "1.17"
subnets = module.vpc.private_subnets
tags = var.tags
vpc_id = module.vpc.vpc_id
worker_groups = [
{
name = "worker-group-1"
instance_type = "r3.large"
asg_desired_capacity = 2
},
{
name = "worker-group-2"
instance_type = "r3.large"
asg_desired_capacity = 1
},
]
worker_additional_security_group_ids = [aws_security_group.all_worker_mgmt.id]
map_roles = var.map_roles
map_accounts = var.map_accounts
workers_additional_policies = [aws_iam_policy.worker_policy.id]
}