mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-12-12 09:24:24 -05:00
262 lines
8.9 KiB
HCL
262 lines
8.9 KiB
HCL
terraform {
|
|
required_providers {
|
|
google = {
|
|
source = "hashicorp/google"
|
|
version = "5.17.0"
|
|
}
|
|
|
|
random = {
|
|
source = "hashicorp/random"
|
|
version = "3.6.0"
|
|
}
|
|
}
|
|
}
|
|
|
|
provider "google" {
|
|
project = var.project
|
|
region = var.region
|
|
zone = var.zone
|
|
}
|
|
|
|
locals {
|
|
uid = random_id.uid.hex
|
|
name = "${var.name}-${local.uid}"
|
|
init_secret_hash = random_password.init_secret.bcrypt_hash
|
|
labels = {
|
|
constellation-uid = local.uid,
|
|
}
|
|
ports_node_range = "30000-32767"
|
|
cidr_vpc_subnet_nodes = "192.168.178.0/24"
|
|
cidr_vpc_subnet_pods = "10.10.0.0/16"
|
|
cidr_vpc_subnet_proxy = "192.168.179.0/24"
|
|
cidr_vpc_subnet_ilb = "192.168.180.0/24"
|
|
kube_env = "AUTOSCALER_ENV_VARS: kube_reserved=cpu=1060m,memory=1019Mi,ephemeral-storage=41Gi;node_labels=;os=linux;os_distribution=cos;evictionHard="
|
|
control_plane_named_ports = flatten([
|
|
{ name = "kubernetes", port = "6443", health_check = "HTTPS" },
|
|
{ name = "bootstrapper", port = "9000", health_check = "TCP" },
|
|
{ name = "verify", port = "30081", health_check = "TCP" },
|
|
{ name = "konnectivity", port = "8132", health_check = "TCP" },
|
|
{ name = "recovery", port = "9999", health_check = "TCP" },
|
|
{ name = "join", port = "30090", health_check = "TCP" },
|
|
var.debug ? [{ name = "debugd", port = "4000", health_check = "TCP" }] : [],
|
|
])
|
|
node_groups_by_role = {
|
|
for name, node_group in var.node_groups : node_group.role => name...
|
|
}
|
|
control_plane_instance_groups = [
|
|
for control_plane in local.node_groups_by_role["control-plane"] : module.instance_group[control_plane].instance_group_url
|
|
]
|
|
in_cluster_endpoint = var.internal_load_balancer ? google_compute_address.loadbalancer_ip_internal[0].address : google_compute_global_address.loadbalancer_ip[0].address
|
|
out_of_cluster_endpoint = var.debug && var.internal_load_balancer ? module.jump_host[0].ip : local.in_cluster_endpoint
|
|
}
|
|
|
|
resource "random_id" "uid" {
|
|
byte_length = 4
|
|
}
|
|
|
|
resource "random_password" "init_secret" {
|
|
length = 32
|
|
special = true
|
|
override_special = "_%@"
|
|
}
|
|
|
|
resource "google_compute_network" "vpc_network" {
|
|
name = local.name
|
|
description = "Constellation VPC network"
|
|
auto_create_subnetworks = false
|
|
mtu = 8896
|
|
}
|
|
|
|
resource "google_compute_subnetwork" "vpc_subnetwork" {
|
|
name = local.name
|
|
description = "Constellation VPC subnetwork"
|
|
network = google_compute_network.vpc_network.id
|
|
ip_cidr_range = local.cidr_vpc_subnet_nodes
|
|
secondary_ip_range = [
|
|
{
|
|
range_name = local.name,
|
|
ip_cidr_range = local.cidr_vpc_subnet_pods,
|
|
}
|
|
]
|
|
}
|
|
|
|
resource "google_compute_subnetwork" "proxy_subnet" {
|
|
count = var.internal_load_balancer ? 1 : 0
|
|
name = "${local.name}-proxy"
|
|
ip_cidr_range = local.cidr_vpc_subnet_proxy
|
|
region = var.region
|
|
purpose = "REGIONAL_MANAGED_PROXY"
|
|
role = "ACTIVE"
|
|
network = google_compute_network.vpc_network.id
|
|
}
|
|
|
|
resource "google_compute_subnetwork" "ilb_subnet" {
|
|
count = var.internal_load_balancer ? 1 : 0
|
|
name = "${local.name}-ilb"
|
|
ip_cidr_range = local.cidr_vpc_subnet_ilb
|
|
region = var.region
|
|
network = google_compute_network.vpc_network.id
|
|
depends_on = [google_compute_subnetwork.proxy_subnet]
|
|
}
|
|
|
|
resource "google_compute_router" "vpc_router" {
|
|
name = local.name
|
|
description = "Constellation VPC router"
|
|
network = google_compute_network.vpc_network.id
|
|
}
|
|
|
|
resource "google_compute_router_nat" "vpc_router_nat" {
|
|
name = local.name
|
|
router = google_compute_router.vpc_router.name
|
|
nat_ip_allocate_option = "AUTO_ONLY"
|
|
source_subnetwork_ip_ranges_to_nat = "ALL_SUBNETWORKS_ALL_IP_RANGES"
|
|
}
|
|
|
|
resource "google_compute_firewall" "firewall_external" {
|
|
name = local.name
|
|
description = "Constellation VPC firewall"
|
|
network = google_compute_network.vpc_network.id
|
|
source_ranges = ["0.0.0.0/0"]
|
|
direction = "INGRESS"
|
|
|
|
allow {
|
|
protocol = "tcp"
|
|
ports = flatten([
|
|
[for port in local.control_plane_named_ports : port.port],
|
|
[local.ports_node_range],
|
|
var.internal_load_balancer ? [22] : [],
|
|
])
|
|
}
|
|
}
|
|
|
|
resource "google_compute_firewall" "firewall_internal_nodes" {
|
|
name = "${local.name}-nodes"
|
|
description = "Constellation VPC firewall"
|
|
network = google_compute_network.vpc_network.id
|
|
source_ranges = [local.cidr_vpc_subnet_nodes]
|
|
direction = "INGRESS"
|
|
|
|
allow { protocol = "tcp" }
|
|
allow { protocol = "udp" }
|
|
allow { protocol = "icmp" }
|
|
}
|
|
|
|
resource "google_compute_firewall" "firewall_internal_pods" {
|
|
name = "${local.name}-pods"
|
|
description = "Constellation VPC firewall"
|
|
network = google_compute_network.vpc_network.id
|
|
source_ranges = [local.cidr_vpc_subnet_pods]
|
|
direction = "INGRESS"
|
|
|
|
allow { protocol = "tcp" }
|
|
allow { protocol = "udp" }
|
|
allow { protocol = "icmp" }
|
|
}
|
|
|
|
module "instance_group" {
|
|
source = "./modules/instance_group"
|
|
for_each = var.node_groups
|
|
base_name = local.name
|
|
node_group_name = each.key
|
|
role = each.value.role
|
|
zone = each.value.zone
|
|
uid = local.uid
|
|
instance_type = each.value.instance_type
|
|
initial_count = each.value.initial_count
|
|
image_id = var.image_id
|
|
disk_size = each.value.disk_size
|
|
disk_type = each.value.disk_type
|
|
network = google_compute_network.vpc_network.id
|
|
subnetwork = google_compute_subnetwork.vpc_subnetwork.id
|
|
alias_ip_range_name = google_compute_subnetwork.vpc_subnetwork.secondary_ip_range[0].range_name
|
|
kube_env = local.kube_env
|
|
debug = var.debug
|
|
named_ports = each.value.role == "control-plane" ? local.control_plane_named_ports : []
|
|
labels = local.labels
|
|
init_secret_hash = local.init_secret_hash
|
|
custom_endpoint = var.custom_endpoint
|
|
}
|
|
|
|
resource "google_compute_address" "loadbalancer_ip_internal" {
|
|
count = var.internal_load_balancer ? 1 : 0
|
|
name = local.name
|
|
region = var.region
|
|
subnetwork = google_compute_subnetwork.ilb_subnet[0].id
|
|
purpose = "SHARED_LOADBALANCER_VIP"
|
|
address_type = "INTERNAL"
|
|
}
|
|
|
|
resource "google_compute_global_address" "loadbalancer_ip" {
|
|
count = var.internal_load_balancer ? 0 : 1
|
|
name = local.name
|
|
}
|
|
|
|
module "loadbalancer_public" {
|
|
// for every port in control_plane_named_ports if internal lb is disabled
|
|
for_each = var.internal_load_balancer ? {} : { for port in local.control_plane_named_ports : port.name => port }
|
|
source = "./modules/loadbalancer"
|
|
name = local.name
|
|
backend_port_name = each.value.name
|
|
port = each.value.port
|
|
health_check = each.value.health_check
|
|
backend_instance_groups = local.control_plane_instance_groups
|
|
ip_address = google_compute_global_address.loadbalancer_ip[0].self_link
|
|
frontend_labels = merge(local.labels, { constellation-use = each.value.name })
|
|
}
|
|
|
|
module "loadbalancer_internal" {
|
|
for_each = var.internal_load_balancer ? { for port in local.control_plane_named_ports : port.name => port } : {}
|
|
source = "./modules/internal_load_balancer"
|
|
name = local.name
|
|
backend_port_name = each.value.name
|
|
port = each.value.port
|
|
health_check = each.value.health_check
|
|
backend_instance_group = local.control_plane_instance_groups[0]
|
|
ip_address = google_compute_address.loadbalancer_ip_internal[0].self_link
|
|
frontend_labels = merge(local.labels, { constellation-use = each.value.name })
|
|
|
|
region = var.region
|
|
network = google_compute_network.vpc_network.id
|
|
backend_subnet = google_compute_subnetwork.ilb_subnet[0].id
|
|
}
|
|
|
|
module "jump_host" {
|
|
count = var.internal_load_balancer && var.debug ? 1 : 0
|
|
source = "./modules/jump_host"
|
|
base_name = local.name
|
|
zone = var.zone
|
|
subnetwork = google_compute_subnetwork.vpc_subnetwork.id
|
|
labels = local.labels
|
|
lb_internal_ip = google_compute_address.loadbalancer_ip_internal[0].address
|
|
ports = [for port in local.control_plane_named_ports : port.port]
|
|
}
|
|
moved {
|
|
from = module.loadbalancer_boot
|
|
to = module.loadbalancer_public["bootstrapper"]
|
|
}
|
|
|
|
moved {
|
|
from = module.loadbalancer_kube
|
|
to = module.loadbalancer_public["kubernetes"]
|
|
}
|
|
|
|
moved {
|
|
from = module.loadbalancer_verify
|
|
to = module.loadbalancer_public["verify"]
|
|
}
|
|
|
|
moved {
|
|
from = module.loadbalancer_konnectivity
|
|
to = module.loadbalancer_public["konnectivity"]
|
|
}
|
|
|
|
moved {
|
|
from = module.loadbalancer_recovery
|
|
to = module.loadbalancer_public["recovery"]
|
|
}
|
|
|
|
moved {
|
|
from = module.loadbalancer_debugd[0]
|
|
to = module.loadbalancer_public["debugd"]
|
|
}
|