module "vpc" {
  source = "terraform-aws-modules/vpc/aws"

  name = "my-vpc"
  cidr = "${local.cidr}"

  azs             = "${local.azs}"
  private_subnets = "${local.private_subnets}"
  public_subnets  = "${local.public_subnets}"

  enable_nat_gateway = true
  single_nat_gateway = true
  one_nat_gateway_per_az = false

  private_subnet_tags = {
    "kubernetes.io/role/internal-elb" = 1
  }

  public_subnet_tags = {
    "kubernetes.io/role/elb" = 1
  }

  tags = {
    Environment = "${local.environment}"
    Application = "network"
    "kubernetes.io/cluster/${local.cluster_name}" = "shared"
  }
}