infra/stacks/kms/main.tf
Viktor Barzin 89a6e08245 [ci skip] Infrastructure hardening: security, monitoring, reliability, maintainability
Phase 1 - Critical Security:
- Netbox: move hardcoded DB/superuser passwords to variables
- MeshCentral: disable public registration, add Authentik auth
- Traefik: disable insecure API dashboard (api.insecure=false)
- Traefik: configure forwarded headers with Cloudflare trusted IPs

Phase 2 - Security Hardening:
- Add security headers middleware (HSTS, X-Frame-Options, nosniff, etc.)
- Add Kyverno pod security policies in audit mode (privileged, host
  namespaces, SYS_ADMIN, trusted registries)
- Tighten rate limiting (avg=10, burst=50)
- Add Authentik protection to grampsweb

Phase 3 - Monitoring & Alerting:
- Add critical service alerts (PostgreSQL, MySQL, Redis, Headscale,
  Authentik, Loki)
- Increase Loki retention from 7 to 30 days (720h)
- Add predictive PV filling alert (predict_linear)
- Re-enable Hackmd and Privatebin down alerts

Phase 4 - Reliability:
- Add resource requests/limits to Redis, DBaaS, Technitium, Headscale,
  Vaultwarden, Uptime Kuma
- Increase Alloy DaemonSet memory to 512Mi/1Gi

Phase 6 - Maintainability:
- Extract duplicated tiers locals to terragrunt.hcl generate block
  (removed from 67 stacks)
- Replace hardcoded NFS IP 10.0.10.15 with var.nfs_server (114
  instances across 63 files)
- Replace hardcoded Redis/PostgreSQL/MySQL/Ollama/mail host references
  with variables across ~35 stacks
- Migrate xray raw ingress resources to ingress_factory modules
2026-02-23 22:05:28 +00:00

189 lines
3.9 KiB
HCL

variable "tls_secret_name" { type = string }
resource "kubernetes_namespace" "kms" {
metadata {
name = "kms"
labels = {
"istio-injection" : "disabled"
tier = local.tiers.aux
}
}
}
module "tls_secret" {
source = "../../modules/kubernetes/setup_tls_secret"
namespace = kubernetes_namespace.kms.metadata[0].name
tls_secret_name = var.tls_secret_name
}
resource "kubernetes_config_map" "kms-web-page" {
metadata {
name = "kms-web-page-config"
namespace = kubernetes_namespace.kms.metadata[0].name
}
data = {
"index.html" = var.index_html
}
}
resource "kubernetes_deployment" "kms-web-page" {
metadata {
name = "kms-web-page"
namespace = kubernetes_namespace.kms.metadata[0].name
labels = {
"app" = "kms-web-page"
"kubernetes.io/cluster-service" = "true"
tier = local.tiers.aux
}
}
spec {
replicas = 1
selector {
match_labels = {
"app" = "kms-web-page"
}
}
template {
metadata {
labels = {
"app" = "kms-web-page"
"kubernetes.io/cluster-service" = "true"
}
}
spec {
container {
image = "nginx"
name = "kms-web-page"
image_pull_policy = "IfNotPresent"
resources {
limits = {
cpu = "0.5"
memory = "512Mi"
}
requests = {
cpu = "0.5"
memory = "512Mi"
}
}
port {
container_port = 80
protocol = "TCP"
}
volume_mount {
name = "config"
mount_path = "/usr/share/nginx/html/"
}
}
volume {
name = "config"
config_map {
name = "kms-web-page-config"
items {
key = "index.html"
path = "index.html"
}
}
}
}
}
}
depends_on = [kubernetes_config_map.kms-web-page]
}
resource "kubernetes_service" "kms-web-page" {
metadata {
name = "kms"
namespace = kubernetes_namespace.kms.metadata[0].name
labels = {
"app" = "kms-web-page"
}
}
spec {
selector = {
"app" = "kms-web-page"
}
port {
port = "80"
protocol = "TCP"
}
}
}
module "ingress" {
source = "../../modules/kubernetes/ingress_factory"
namespace = kubernetes_namespace.kms.metadata[0].name
name = "kms"
tls_secret_name = var.tls_secret_name
}
resource "kubernetes_deployment" "windows_kms" {
metadata {
name = "kms"
namespace = kubernetes_namespace.kms.metadata[0].name
labels = {
app = "kms-service"
tier = local.tiers.aux
}
}
spec {
replicas = 1
selector {
match_labels = {
app = "kms-service"
}
}
template {
metadata {
labels = {
app = "kms-service"
}
}
spec {
container {
image = "kebe/vlmcsd:latest"
name = "windows-kms"
resources {
limits = {
cpu = "1"
memory = "512Mi"
}
requests = {
cpu = "1"
memory = "50Mi"
}
}
port {
container_port = 1688
}
}
}
}
}
}
resource "kubernetes_service" "windows_kms" {
metadata {
name = "windows-kms"
namespace = kubernetes_namespace.kms.metadata[0].name
labels = {
app = "kms-service"
}
annotations = {
"metallb.universe.tf/allow-shared-ip" = "shared"
}
}
spec {
type = "LoadBalancer"
external_traffic_policy = "Cluster"
selector = {
app = "kms-service"
}
port {
port = "1688"
}
}
}