infra/stacks/resume/main.tf
Viktor Barzin b1d152be1f [infra] Auto-create Cloudflare DNS records from ingress_factory
## Context

Deploying new services required manually adding hostnames to
cloudflare_proxied_names/cloudflare_non_proxied_names in config.tfvars —
a separate file from the service stack. This was frequently forgotten,
leaving services unreachable externally.

## This change:

- Add `dns_type` parameter to `ingress_factory` and `reverse_proxy/factory`
  modules. Setting `dns_type = "proxied"` or `"non-proxied"` auto-creates
  the Cloudflare DNS record (CNAME to tunnel or A/AAAA to public IP).
- Simplify cloudflared tunnel from 100 per-hostname rules to wildcard
  `*.viktorbarzin.me → Traefik`. Traefik still handles host-based routing.
- Add global Cloudflare provider via terragrunt.hcl (separate
  cloudflare_provider.tf with Vault-sourced API key).
- Migrate 118 hostnames from centralized config.tfvars to per-service
  dns_type. 17 hostnames remain centrally managed (Helm ingresses,
  special cases).
- Update docs, AGENTS.md, CLAUDE.md, dns.md runbook.

```
BEFORE                          AFTER
config.tfvars (manual list)     stacks/<svc>/main.tf
        |                         module "ingress" {
        v                           dns_type = "proxied"
stacks/cloudflared/               }
  for_each = list                     |
  cloudflare_record               auto-creates
  tunnel per-hostname             cloudflare_record + annotation
```

## What is NOT in this change:

- Uptime Kuma monitor migration (still reads from config.tfvars)
- 17 remaining centrally-managed hostnames (Helm, special cases)
- Removal of allow_overwrite (keep until migration confirmed stable)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-16 13:45:04 +00:00

357 lines
8 KiB
HCL

variable "tls_secret_name" {
type = string
sensitive = true
}
variable "resume_database_url" { type = string }
variable "nfs_server" { type = string }
variable "mail_host" { type = string }
data "vault_kv_secret_v2" "secrets" {
mount = "secret"
name = "resume"
}
locals {
namespace = "resume"
app_url = "https://resume.viktorbarzin.me"
mailserver_accounts = jsondecode(data.vault_kv_secret_v2.secrets.data["mailserver_accounts"])
}
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
}
resource "kubernetes_manifest" "external_secret" {
manifest = {
apiVersion = "external-secrets.io/v1beta1"
kind = "ExternalSecret"
metadata = {
name = "resume-secrets"
namespace = "resume"
}
spec = {
refreshInterval = "15m"
secretStoreRef = {
name = "vault-kv"
kind = "ClusterSecretStore"
}
target = {
name = "resume-secrets"
}
dataFrom = [{
extract = {
key = "resume"
}
}]
}
}
depends_on = [kubernetes_namespace.resume]
}
# 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 = 0 # Scaled down — browserless chromium causes node OOM
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 = "128Mi"
}
}
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
}
}
}
resource "kubernetes_persistent_volume_claim" "data_proxmox" {
wait_until_bound = false
metadata {
name = "resume-data-proxmox"
namespace = kubernetes_namespace.resume.metadata[0].name
annotations = {
"resize.topolvm.io/threshold" = "80%"
"resize.topolvm.io/increase" = "100%"
"resize.topolvm.io/storage_limit" = "5Gi"
}
}
spec {
access_modes = ["ReadWriteOnce"]
storage_class_name = "proxmox-lvm"
resources {
requests = {
storage = "1Gi"
}
}
}
}
# 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 = 0 # Scaled down with printer — depends on browserless chromium
strategy {
type = "Recreate"
}
selector {
match_labels = {
app = "resume"
}
}
template {
metadata {
labels = {
app = "resume"
}
annotations = {
"reloader.stakater.com/search" = "true"
}
}
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_from {
secret_key_ref {
name = "resume-secrets"
key = "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 = local.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 = "64Mi"
}
}
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"
persistent_volume_claim {
claim_name = kubernetes_persistent_volume_claim.data_proxmox.metadata[0].name
}
}
}
}
}
}
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"
dns_type = "proxied"
namespace = kubernetes_namespace.resume.metadata[0].name
name = "resume"
tls_secret_name = var.tls_secret_name
extra_annotations = {
"gethomepage.dev/enabled" = "true"
"gethomepage.dev/name" = "Resume"
"gethomepage.dev/description" = "Online resume"
"gethomepage.dev/icon" = "mdi-file-account"
"gethomepage.dev/group" = "Other"
"gethomepage.dev/pod-selector" = ""
}
}