infra/stacks/resume/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

285 lines
6.2 KiB
HCL

variable "tls_secret_name" { type = string }
variable "resume_database_url" { type = string }
variable "resume_auth_secret" { type = string }
variable "mailserver_accounts" { type = map(any) }
variable "nfs_server" { type = string }
variable "mail_host" { type = string }
locals {
namespace = "resume"
app_url = "https://resume.viktorbarzin.me"
}
resource "kubernetes_namespace" "resume" {
metadata {
name = local.namespace
labels = {
tier = local.tiers.aux
}
}
}
module "tls_secret" {
source = "../../modules/kubernetes/setup_tls_secret"
namespace = kubernetes_namespace.resume.metadata[0].name
tls_secret_name = var.tls_secret_name
}
# Printer service (browserless chromium for PDF generation)
resource "kubernetes_deployment" "printer" {
metadata {
name = "printer"
namespace = kubernetes_namespace.resume.metadata[0].name
labels = {
app = "printer"
tier = local.tiers.aux
}
}
spec {
replicas = 1
selector {
match_labels = {
app = "printer"
}
}
template {
metadata {
labels = {
app = "printer"
}
}
spec {
container {
name = "printer"
image = "ghcr.io/browserless/chromium:latest"
port {
container_port = 3000
}
env {
name = "HEALTH"
value = "true"
}
env {
name = "CONCURRENT"
value = "20"
}
env {
name = "QUEUED"
value = "10"
}
resources {
requests = {
memory = "128Mi"
cpu = "25m"
}
limits = {
memory = "1536Mi"
cpu = "500m"
}
}
liveness_probe {
http_get {
path = "/pressure"
port = 3000
}
initial_delay_seconds = 30
period_seconds = 10
timeout_seconds = 5
}
readiness_probe {
http_get {
path = "/pressure"
port = 3000
}
initial_delay_seconds = 10
period_seconds = 10
timeout_seconds = 5
}
}
}
}
}
}
resource "kubernetes_service" "printer" {
metadata {
name = "printer"
namespace = kubernetes_namespace.resume.metadata[0].name
}
spec {
selector = {
app = "printer"
}
port {
port = 3000
target_port = 3000
}
}
}
# Reactive Resume app
resource "kubernetes_deployment" "resume" {
metadata {
name = "resume"
namespace = kubernetes_namespace.resume.metadata[0].name
labels = {
app = "resume"
tier = local.tiers.aux
}
}
spec {
replicas = 1
selector {
match_labels = {
app = "resume"
}
}
template {
metadata {
labels = {
app = "resume"
}
}
spec {
container {
name = "resume"
image = "amruthpillai/reactive-resume:v5.0.3"
port {
container_port = 3000
}
# Required env vars
env {
name = "APP_URL"
value = local.app_url
}
env {
name = "DATABASE_URL"
value = var.resume_database_url
}
env {
name = "PRINTER_ENDPOINT"
value = "ws://printer.${local.namespace}.svc.cluster.local:3000"
}
env {
name = "PRINTER_APP_URL"
value = "http://resume.${local.namespace}.svc.cluster.local"
}
env {
name = "AUTH_SECRET"
value = var.resume_auth_secret
}
# Server config
env {
name = "TZ"
value = "Etc/UTC"
}
# SMTP config for password reset emails
env {
name = "SMTP_HOST"
value = var.mail_host
}
env {
name = "SMTP_PORT"
value = "587"
}
env {
name = "SMTP_USER"
value = "info@viktorbarzin.me"
}
env {
name = "SMTP_PASS"
value = var.mailserver_accounts["info@viktorbarzin.me"]
}
env {
name = "SMTP_FROM"
value = "Reactive Resume <info@viktorbarzin.me>"
}
env {
name = "SMTP_SECURE"
value = "false"
}
# Feature flags
env {
name = "FLAG_DISABLE_SIGNUPS"
value = "false" # toggle me
}
volume_mount {
name = "data"
mount_path = "/app/data"
}
resources {
requests = {
memory = "64Mi"
cpu = "15m"
}
limits = {
memory = "384Mi"
cpu = "250m"
}
}
liveness_probe {
http_get {
path = "/api/health"
port = 3000
}
initial_delay_seconds = 60
period_seconds = 30
timeout_seconds = 10
}
readiness_probe {
http_get {
path = "/api/health"
port = 3000
}
initial_delay_seconds = 30
period_seconds = 10
timeout_seconds = 5
}
}
volume {
name = "data"
nfs {
server = var.nfs_server
path = "/mnt/main/resume"
}
}
}
}
}
}
resource "kubernetes_service" "resume" {
metadata {
name = "resume"
namespace = kubernetes_namespace.resume.metadata[0].name
}
spec {
selector = {
app = "resume"
}
port {
port = 80
target_port = 3000
}
}
}
module "ingress" {
source = "../../modules/kubernetes/ingress_factory"
namespace = kubernetes_namespace.resume.metadata[0].name
name = "resume"
tls_secret_name = var.tls_secret_name
}