infra/stacks/insta2spotify/main.tf

variable "tls_secret_name" {
  type      = string
  sensitive = true
}
variable "nfs_server" { type = string }

resource "kubernetes_namespace" "insta2spotify" {
  metadata {
    name = "insta2spotify"
    labels = {
      "istio-injection" = "disabled"
      tier              = local.tiers.aux
    }
  }
  lifecycle {
    # KYVERNO_LIFECYCLE_V1: goldilocks-vpa-auto-mode ClusterPolicy stamps this label on every namespace
    ignore_changes = [metadata[0].labels["goldilocks.fairwinds.com/vpa-update-mode"]]
  }
}

resource "kubernetes_manifest" "external_secret" {
  manifest = {
    apiVersion = "external-secrets.io/v1beta1"
    kind       = "ExternalSecret"
    metadata = {
      name      = "insta2spotify-secrets"
      namespace = "insta2spotify"
    }
    spec = {
      refreshInterval = "15m"
      secretStoreRef = {
        name = "vault-kv"
        kind = "ClusterSecretStore"
      }
      target = {
        name = "insta2spotify-secrets"
      }
      dataFrom = [{
        extract = {
          key = "insta2spotify"
        }
      }]
    }
  }
  depends_on = [kubernetes_namespace.insta2spotify]
}

resource "kubernetes_persistent_volume_claim" "data_proxmox" {
  wait_until_bound = false
  metadata {
    name      = "insta2spotify-data-proxmox"
    namespace = kubernetes_namespace.insta2spotify.metadata[0].name
    annotations = {
      "resize.topolvm.io/threshold"     = "10%"
      "resize.topolvm.io/increase"      = "100%"
      "resize.topolvm.io/storage_limit" = "5Gi"
    }
  }
  spec {
    access_modes       = ["ReadWriteOnce"]
    storage_class_name = "proxmox-lvm"
    resources {
      requests = {
        storage = "1Gi"
      }
    }
  }
  lifecycle {
    # The autoresizer expands requests.storage up to storage_limit and
    # PVCs can't shrink. Without this, every TF apply tries to revert
    # to the spec value, K8s rejects the shrink, and the PVC ends up
    # in Terminating-but-in-use limbo.
    ignore_changes = [spec[0].resources[0].requests]
  }
}

resource "kubernetes_deployment" "insta2spotify" {
  metadata {
    name      = "insta2spotify"
    namespace = kubernetes_namespace.insta2spotify.metadata[0].name
    labels = {
      app  = "insta2spotify"
      tier = local.tiers.aux
    }
    annotations = {
      "reloader.stakater.com/auto" = "true"
    }
  }
  spec {
    replicas = 1
    strategy {
      type = "Recreate"
    }
    selector {
      match_labels = {
        app = "insta2spotify"
      }
    }
    template {
      metadata {
        labels = {
          app = "insta2spotify"
        }
      }
      spec {
        container {
          name  = "frontend"
          image = "viktorbarzin/insta2spotify-frontend:latest"
          port {
            container_port = 3000
          }
          env {
            name  = "BACKEND_URL"
            value = "http://127.0.0.1:8000"
          }
          env {
            name  = "ORIGIN"
            value = "https://insta2spotify.viktorbarzin.me"
          }
          resources {
            limits = {
              memory = "128Mi"
            }
            requests = {
              cpu    = "10m"
              memory = "128Mi"
            }
          }
        }
        container {
          name  = "backend"
          image = "viktorbarzin/insta2spotify-backend:latest"
          port {
            container_port = 8000
          }
          env {
            name  = "DATABASE_PATH"
            value = "/data/insta2spotify.db"
          }
          env {
            name  = "SPOTIFY_CACHE_PATH"
            value = "/data/.spotify_cache"
          }
          env {
            name  = "SPOTIFY_REDIRECT_URI"
            value = "https://insta2spotify.viktorbarzin.me/api/auth/callback"
          }
          env {
            name  = "SPOTIFY_PLAYLIST_ID"
            value = "7lcLakPy8pwwegFoOQ7MoG"
          }
          env {
            name = "SPOTIFY_CLIENT_ID"
            value_from {
              secret_key_ref {
                name = "insta2spotify-secrets"
                key  = "spotify_client_id"
              }
            }
          }
          env {
            name = "SPOTIFY_CLIENT_SECRET"
            value_from {
              secret_key_ref {
                name = "insta2spotify-secrets"
                key  = "spotify_client_secret"
              }
            }
          }
          env {
            name = "API_KEY"
            value_from {
              secret_key_ref {
                name = "insta2spotify-secrets"
                key  = "api_key"
              }
            }
          }
          env {
            name = "SPOTIFY_REFRESH_TOKEN"
            value_from {
              secret_key_ref {
                name = "insta2spotify-secrets"
                key  = "spotify_refresh_token"
              }
            }
          }
          volume_mount {
            name       = "data"
            mount_path = "/data"
          }
          resources {
            limits = {
              memory = "2Gi"
            }
            requests = {
              cpu    = "50m"
              memory = "512Mi"
            }
          }
        }
        volume {
          name = "data"
          persistent_volume_claim {
            claim_name = kubernetes_persistent_volume_claim.data_proxmox.metadata[0].name
          }
        }
      }
    }
  }
  lifecycle {
    ignore_changes = [spec[0].template[0].spec[0].dns_config] # KYVERNO_LIFECYCLE_V1
  }
}

resource "kubernetes_service" "insta2spotify" {
  metadata {
    name      = "insta2spotify"
    namespace = kubernetes_namespace.insta2spotify.metadata[0].name
    labels = {
      app = "insta2spotify"
    }
  }
  spec {
    selector = {
      app = "insta2spotify"
    }
    port {
      name        = "http"
      port        = 80
      target_port = 3000
    }
  }
}

# TLS secret is auto-synced by Kyverno ClusterPolicy sync-tls-secret
# No need for setup_tls_secret module

# Main ingress — protected by Authentik (frontend)
module "ingress" {
  source          = "../../modules/kubernetes/ingress_factory"
  dns_type        = "proxied"
  namespace       = kubernetes_namespace.insta2spotify.metadata[0].name
  name            = "insta2spotify"
  tls_secret_name = var.tls_secret_name
  auth            = "required"
  max_body_size   = "50m"
  extra_annotations = {
    "gethomepage.dev/enabled"      = "true"
    "gethomepage.dev/name"         = "insta2spotify"
    "gethomepage.dev/description"  = "Instagram Reels to Spotify"
    "gethomepage.dev/icon"         = "si-spotify"
    "gethomepage.dev/group"        = "Media & Entertainment"
    "gethomepage.dev/pod-selector" = ""
  }
}

# API ingress — unprotected (API key auth handled by backend). XHR-based
# endpoints; `auth = "public"` would 302+cookie-dance and break CORS
# preflight, so we stay at `auth = "none"`.
module "ingress_api" {
  source          = "../../modules/kubernetes/ingress_factory"
  namespace       = kubernetes_namespace.insta2spotify.metadata[0].name
  name            = "insta2spotify-api"
  host            = "insta2spotify"
  service_name    = "insta2spotify"
  tls_secret_name = var.tls_secret_name
  # auth = "none": API endpoints consumed by browser fetch() XHRs; forward-auth 302 breaks CORS preflight.
  auth            = "none"
  ingress_path    = ["/api/identify", "/api/auth", "/api/health", "/api/history"]
  max_body_size   = "50m"
}