terraform.aws-baseline-infra/examples/eks-lab/network/main.tf

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2023-02-21 12:26:31 +08:00
# Create VPC and subnets
module "vpc-subnets" {
source = "../../../modules/networking/vpc_subnets"
application = var.application
aws-region = var.aws-region
customer-name = var.customer-name
default-tags = local.default-tags
environment = var.environment
project = var.project
vpc-cidr = "192.168.123.0/24"
vpcflowlog-cwl-loggroup-key-arn = ""
number-of-private-subnets-per-az = 1
number-of-public-subnets-per-az = 1
create-nat-gateway = true
create-free-vpc-endpoints = true
enable-flow-log = false
}
# secondary CIDR for EKS
# https://aws.amazon.com/premiumsupport/knowledge-center/eks-multiple-cidr-ranges/
resource "aws_vpc_ipv4_cidr_block_association" "secondary_cidr" {
vpc_id = module.vpc-subnets.vpc_id
cidr_block = "100.64.0.0/16"
}
resource "aws_subnet" "cidr2-subnet1a" {
vpc_id = module.vpc-subnets.vpc_id
cidr_block = "100.64.0.0/21"
tags = merge(local.default-tags, {"Name" : "${local.resource-prefix}-private-1a-eks"})
}
resource "aws_route_table_association" "cidr2-subnet1a-rtb-asso" {
subnet_id = aws_subnet.cidr2-subnet1a.id
route_table_id = module.vpc-subnets.private-rtb-id
}
resource "aws_subnet" "cidr2-subnet1c" {
vpc_id = module.vpc-subnets.vpc_id
cidr_block = "100.64.8.0/21"
tags = merge(local.default-tags, {"Name" : "${local.resource-prefix}-private-1c-eks"})
}
resource "aws_route_table_association" "cidr2-subnet1c-rtb-asso" {
subnet_id = aws_subnet.cidr2-subnet1c.id
route_table_id = module.vpc-subnets.private-rtb-id
}
resource "aws_vpc_endpoint" "eks-vpcep" {
vpc_id = module.vpc-subnets.vpc_id
service_name = "com.amazonaws.${var.aws-region}.eks"
vpc_endpoint_type = "Interface"
tags = merge(local.default-tags, { "Name" : "${local.resource-prefix}-vpcep-eks" })
}