a9dbaf5354
@thomas.solbjor her er "import" av tofu fra ditt repo med justeringer for å tilpasse patterns her. Også minimalisert til å kun opprette cluster, ingen managed services som postgres etc. Ta en titt. Co-authored-by: Danijel Simeunovic <danijel.simeunovic@fortedigital.com> Reviewed-on: #15 Reviewed-by: Danijel Simeunovic <danijel.simeunovic@fortedigital.com> Co-authored-by: Ghost <> Co-committed-by: Ghost <>
116 lines
3.3 KiB
HCL
116 lines
3.3 KiB
HCL
# ─── Required APIs ────────────────────────────────────────────────────
|
|
|
|
resource "google_project_service" "compute" {
|
|
project = var.project_id
|
|
service = "compute.googleapis.com"
|
|
disable_on_destroy = false
|
|
}
|
|
|
|
resource "google_project_service" "container" {
|
|
project = var.project_id
|
|
service = "container.googleapis.com"
|
|
disable_on_destroy = false
|
|
}
|
|
|
|
# ─── Networking ───────────────────────────────────────────────────────
|
|
|
|
resource "google_compute_network" "main" {
|
|
project = var.project_id
|
|
name = "${var.prefix}-vpc"
|
|
auto_create_subnetworks = false
|
|
|
|
depends_on = [google_project_service.compute]
|
|
}
|
|
|
|
resource "google_compute_subnetwork" "main" {
|
|
project = var.project_id
|
|
name = "${var.prefix}-subnet"
|
|
ip_cidr_range = "10.100.0.0/22"
|
|
region = var.region
|
|
network = google_compute_network.main.id
|
|
|
|
# Secondary ranges required for GKE VPC-native cluster
|
|
secondary_ip_range {
|
|
range_name = "pods"
|
|
ip_cidr_range = "10.200.0.0/14" # /14 = ~262k pod IPs
|
|
}
|
|
|
|
secondary_ip_range {
|
|
range_name = "services"
|
|
ip_cidr_range = "10.204.0.0/20" # /20 = ~4k service IPs
|
|
}
|
|
}
|
|
|
|
# ─── GKE Cluster ──────────────────────────────────────────────────────
|
|
#
|
|
# Regional cluster (3 control-plane replicas) for HA.
|
|
# Workload Identity enabled — allows K8s service accounts to impersonate
|
|
# Google Service Accounts for keyless access to GCP services.
|
|
|
|
resource "google_container_cluster" "main" {
|
|
project = var.project_id
|
|
name = "${var.prefix}-gke"
|
|
location = var.region # regional cluster
|
|
|
|
network = google_compute_network.main.id
|
|
subnetwork = google_compute_subnetwork.main.id
|
|
|
|
# VPC-native cluster with alias IP ranges
|
|
ip_allocation_policy {
|
|
cluster_secondary_range_name = "pods"
|
|
services_secondary_range_name = "services"
|
|
}
|
|
|
|
# Workload Identity pool — enables OIDC token projection for pods
|
|
workload_identity_config {
|
|
workload_pool = "${var.project_id}.svc.id.goog"
|
|
}
|
|
|
|
# Remove default node pool — we manage our own below
|
|
remove_default_node_pool = true
|
|
initial_node_count = 1
|
|
|
|
deletion_protection = var.deletion_protection
|
|
|
|
dynamic "release_channel" {
|
|
for_each = var.kubernetes_version == null ? [1] : []
|
|
content {
|
|
channel = "STABLE"
|
|
}
|
|
}
|
|
|
|
resource_labels = var.labels
|
|
|
|
depends_on = [google_project_service.container]
|
|
}
|
|
|
|
resource "google_container_node_pool" "main" {
|
|
project = var.project_id
|
|
name = "${var.prefix}-nodes"
|
|
location = var.region
|
|
cluster = google_container_cluster.main.name
|
|
node_count = var.node_count
|
|
|
|
node_config {
|
|
machine_type = var.node_machine_type
|
|
|
|
# GKE_METADATA mode is required for Workload Identity
|
|
workload_metadata_config {
|
|
mode = "GKE_METADATA"
|
|
}
|
|
|
|
oauth_scopes = [
|
|
"https://www.googleapis.com/auth/cloud-platform",
|
|
]
|
|
|
|
labels = merge(var.labels, {
|
|
role = "worker"
|
|
})
|
|
}
|
|
|
|
management {
|
|
auto_repair = true
|
|
auto_upgrade = true
|
|
}
|
|
}
|