infra/stacks/kms/main.tf
Viktor Barzin ca648ff9bb
[ci skip] right-size all pod resources based on VPA + live metrics audit
Full cluster resource audit: cross-referenced Goldilocks VPA recommendations,
live kubectl top metrics, and Terraform definitions for 100+ containers.

Critical fixes:
- dashy: CPU throttled at 98% (490m/500m) → 2 CPU limit
- stirling-pdf: CPU throttled at 99.7% (299m/300m) → 2 CPU limit
- traefik auth-proxy/bot-block-proxy: mem limit 32Mi → 128Mi

Added explicit resources to ~40 containers that had none:
- audiobookshelf, changedetection, cyberchef, dawarich, diun, echo,
  excalidraw, freshrss, hackmd, isponsorblocktv, linkwarden, n8n,
  navidrome, ntfy, owntracks, privatebin, send, shadowsocks, tandoor,
  tor-proxy, wealthfolio, networking-toolbox, rybbit, mailserver,
  cloudflared, pgadmin, phpmyadmin, crowdsec-web, xray, wireguard,
  k8s-portal, tuya-bridge, ollama-ui, whisper, piper, immich-server,
  immich-postgresql, osrm-foot

GPU containers: added CPU/mem alongside GPU limits:
- ollama: removed CPU/mem limits (models vary in size), keep GPU only
- frigate: req 500m/2Gi, lim 4/8Gi + GPU
- immich-ml: req 100m/1Gi, lim 2/4Gi + GPU

Right-sized ~25 over-provisioned containers:
- kms-web-page: 500m/512Mi → 50m/64Mi (was using 0m/10Mi)
- onlyoffice: CPU 8 → 2 (VPA upper 45m)
- realestate-crawler-api: CPU 2000m → 250m
- blog/travel-blog/webhook-handler: 500m → 100m
- coturn/health/plotting-book: reduced to match actual usage

Conservative methodology: limits = max(VPA upper * 2, live usage * 2)
2026-03-01 19:18:50 +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 = "50m"
memory = "64Mi"
}
requests = {
cpu = "10m"
memory = "16Mi"
}
}
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 = "100m"
memory = "128Mi"
}
requests = {
cpu = "10m"
memory = "32Mi"
}
}
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"
}
}
}