mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-09-20 08:15:56 +00:00
285 lines
10 KiB
HCL
285 lines
10 KiB
HCL
terraform {
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required_providers {
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google = {
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source = "hashicorp/google"
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version = "4.47.0"
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}
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random = {
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source = "hashicorp/random"
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version = "3.4.3"
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}
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}
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}
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provider "google" {
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project = var.project
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region = var.region
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zone = var.zone
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}
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provider "google-beta" {
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project = var.project
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region = var.region
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zone = var.zone
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}
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locals {
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uid = random_id.uid.hex
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name = "${var.name}-${local.uid}"
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initSecretHash = random_password.initSecret.bcrypt_hash
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labels = { constellation-uid = local.uid }
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ports_node_range = "30000-32767"
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ports_kubernetes = "6443"
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ports_bootstrapper = "9000"
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ports_konnectivity = "8132"
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ports_verify = "30081"
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ports_recovery = "9999"
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ports_debugd = "4000"
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cidr_vpc_subnet_nodes = "192.168.178.0/24"
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cidr_vpc_subnet_pods = "10.10.0.0/16"
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cidr_vpc_subnet_public = "10.11.0.0/16"
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cidr_vpc_subnet_ilb = "10.12.0.0/16"
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kube_env = "AUTOSCALER_ENV_VARS: kube_reserved=cpu=1060m,memory=1019Mi,ephemeral-storage=41Gi;node_labels=;os=linux;os_distribution=cos;evictionHard="
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}
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resource "random_id" "uid" {
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byte_length = 4
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}
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resource "random_password" "initSecret" {
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length = 32
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special = true
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override_special = "_%@"
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}
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resource "google_compute_network" "vpc_network" {
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name = local.name
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auto_create_subnetworks = false
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}
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resource "google_compute_subnetwork" "vpc_subnetwork_backend" {
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name = "${local.name}-be"
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description = "Constellation backend VPC subnetwork"
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network = google_compute_network.vpc_network.id
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ip_cidr_range = local.cidr_vpc_subnet_nodes
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secondary_ip_range = [
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{
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range_name = local.name,
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ip_cidr_range = local.cidr_vpc_subnet_pods,
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}
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]
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}
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# backed subnet
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resource "google_compute_subnetwork" "ilb_subnet" {
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name = "${local.name}-ilb"
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ip_cidr_range = local.cidr_vpc_subnet_ilb
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region = var.region
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purpose = "REGIONAL_MANAGED_PROXY"
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role = "ACTIVE"
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network = google_compute_network.vpc_network.id
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}
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resource "google_compute_subnetwork" "vpc_subnetwork_public" {
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name = "${local.name}-pub"
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description = "Constellation public VPC subnetwork"
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network = google_compute_network.vpc_network.id
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ip_cidr_range = local.cidr_vpc_subnet_public
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}
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resource "google_compute_router" "vpc_router" {
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name = local.name
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description = "Constellation VPC router"
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network = google_compute_network.vpc_network.id
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}
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resource "google_compute_router_nat" "vpc_router_nat" {
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name = local.name
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router = google_compute_router.vpc_router.name
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nat_ip_allocate_option = "AUTO_ONLY"
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source_subnetwork_ip_ranges_to_nat = "ALL_SUBNETWORKS_ALL_IP_RANGES"
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}
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resource "google_compute_firewall" "firewall_external" {
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name = local.name
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description = "Constellation VPC firewall"
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network = google_compute_network.vpc_network.id
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source_ranges = ["0.0.0.0/0"]
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direction = "INGRESS"
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allow {
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protocol = "tcp"
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ports = flatten([
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local.ports_node_range,
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local.ports_bootstrapper,
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local.ports_kubernetes,
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local.ports_konnectivity,
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local.ports_recovery,
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var.debug ? [local.ports_debugd] : [],
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])
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}
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}
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resource "google_compute_firewall" "firewall_internal_nodes" {
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name = "${local.name}-nodes"
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description = "Constellation VPC firewall"
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network = google_compute_network.vpc_network.id
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source_ranges = [local.cidr_vpc_subnet_nodes]
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direction = "INGRESS"
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allow { protocol = "tcp" }
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allow { protocol = "udp" }
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allow { protocol = "icmp" }
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}
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resource "google_compute_firewall" "firewall_internal_pods" {
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name = "${local.name}-pods"
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description = "Constellation VPC firewall"
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network = google_compute_network.vpc_network.id
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source_ranges = [local.cidr_vpc_subnet_pods]
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direction = "INGRESS"
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allow { protocol = "tcp" }
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allow { protocol = "udp" }
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allow { protocol = "icmp" }
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}
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module "instance_group_control_plane" {
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source = "./modules/instance_group"
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name = local.name
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role = "ControlPlane"
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uid = local.uid
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instance_type = var.instance_type
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instance_count = var.control_plane_count
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image_id = var.image_id
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disk_size = var.state_disk_size
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disk_type = var.state_disk_type
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network = google_compute_network.vpc_network.id
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subnetwork = google_compute_subnetwork.vpc_subnetwork_backend.id
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kube_env = local.kube_env
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debug = var.debug
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named_ports = flatten([
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{ name = "kubernetes", port = local.ports_kubernetes },
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{ name = "bootstrapper", port = local.ports_bootstrapper },
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{ name = "verify", port = local.ports_verify },
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{ name = "konnectivity", port = local.ports_konnectivity },
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{ name = "recovery", port = local.ports_recovery },
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var.debug ? [{ name = "debugd", port = local.ports_debugd }] : [],
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])
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labels = local.labels
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init_secret_hash = local.initSecretHash
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}
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module "instance_group_worker" {
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source = "./modules/instance_group"
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name = local.name
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role = "Worker"
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uid = local.uid
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instance_type = var.instance_type
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instance_count = var.worker_count
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image_id = var.image_id
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disk_size = var.state_disk_size
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disk_type = var.state_disk_type
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network = google_compute_network.vpc_network.id
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subnetwork = google_compute_subnetwork.vpc_subnetwork_backend.id
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kube_env = local.kube_env
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debug = var.debug
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labels = local.labels
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init_secret_hash = local.initSecretHash
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}
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resource "google_compute_address" "loadbalancer_ip" {
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name = local.name
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region = var.region
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subnetwork = google_compute_subnetwork.vpc_subnetwork_backend.id
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purpose = "SHARED_LOADBALANCER_VIP"
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address_type = "INTERNAL"
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}
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module "loadbalancer_kube" {
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source = "./modules/internal_loadbalancer"
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name = local.name
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port_name = "kubernetes"
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region = var.region
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network = google_compute_network.vpc_network.id
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backend_subnet = google_compute_subnetwork.vpc_subnetwork_backend.id
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health_check = "HTTPS"
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backend_instance_group = module.instance_group_control_plane.instance_group
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ip_address = google_compute_address.loadbalancer_ip.self_link
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port = local.ports_kubernetes
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frontend_labels = merge(local.labels, { constellation-use = "kubernetes" })
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}
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module "loadbalancer_boot" {
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source = "./modules/internal_loadbalancer"
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name = local.name
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port_name = "bootstrapper"
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region = var.region
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network = google_compute_network.vpc_network.id
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backend_subnet = google_compute_subnetwork.vpc_subnetwork_backend.id
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health_check = "TCP"
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backend_instance_group = module.instance_group_control_plane.instance_group
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ip_address = google_compute_address.loadbalancer_ip.self_link
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port = local.ports_bootstrapper
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frontend_labels = merge(local.labels, { constellation-use = "bootstrapper" })
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}
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module "loadbalancer_verify" {
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source = "./modules/internal_loadbalancer"
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name = local.name
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port_name = "verify"
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region = var.region
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network = google_compute_network.vpc_network.id
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backend_subnet = google_compute_subnetwork.vpc_subnetwork_backend.id
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health_check = "TCP"
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backend_instance_group = module.instance_group_control_plane.instance_group
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ip_address = google_compute_address.loadbalancer_ip.self_link
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port = local.ports_verify
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frontend_labels = merge(local.labels, { constellation-use = "verify" })
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}
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module "loadbalancer_konnectivity" {
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source = "./modules/internal_loadbalancer"
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name = local.name
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port_name = "konnectivity"
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region = var.region
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network = google_compute_network.vpc_network.id
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backend_subnet = google_compute_subnetwork.vpc_subnetwork_backend.id
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health_check = "TCP"
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backend_instance_group = module.instance_group_control_plane.instance_group
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ip_address = google_compute_address.loadbalancer_ip.self_link
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port = local.ports_konnectivity
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frontend_labels = merge(local.labels, { constellation-use = "konnectivity" })
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}
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module "loadbalancer_recovery" {
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source = "./modules/internal_loadbalancer"
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name = local.name
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port_name = "recovery"
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region = var.region
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network = google_compute_network.vpc_network.id
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backend_subnet = google_compute_subnetwork.vpc_subnetwork_backend.id
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health_check = "TCP"
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backend_instance_group = module.instance_group_control_plane.instance_group
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ip_address = google_compute_address.loadbalancer_ip.self_link
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port = local.ports_recovery
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frontend_labels = merge(local.labels, { constellation-use = "recovery" })
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}
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module "loadbalancer_debugd" {
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count = var.debug ? 1 : 0 // only deploy debugd in debug mode
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source = "./modules/internal_loadbalancer"
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name = local.name
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port_name = "debugd"
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region = var.region
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network = google_compute_network.vpc_network.id
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backend_subnet = google_compute_subnetwork.vpc_subnetwork_backend.id
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health_check = "TCP"
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backend_instance_group = module.instance_group_control_plane.instance_group
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ip_address = google_compute_address.loadbalancer_ip.self_link
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port = local.ports_debugd
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frontend_labels = merge(local.labels, { constellation-use = "debugd" })
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}
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