Compare commits
3
Commits
| Author | SHA1 | Date | |
|---|---|---|---|
 sysopsandClaude Sonnet 5
|
b6184b67aa | ||
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sysopsandClaude Sonnet 5
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d447869246 | ||
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sysopsandClaude Sonnet 5
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d63db93a4c |
@@ -1,88 +0,0 @@
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package cfgservice
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import (
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"context"
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"errors"
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"sync"
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"time"
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)
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// DefaultCacheTTL ist die dokumentierte Cache-Invalidierungszeit
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// (Akzeptanzkriterium 2 / Pruefung 2 in diesem Ticket bezieht sich auf die
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// Aenderungsnachvollziehbarkeit — die Cache-Frist selbst folgt demselben
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// Muster wie internal/flag.DefaultCacheTTL).
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const DefaultCacheTTL = 5 * time.Second
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type cacheEntry struct {
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value Value
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expiresAt time.Time
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}
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// Service ist die Leseseite mit Vorrangregel (Akzeptanzkriterium 1:
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// Tenant-Override vor Global-Default) und lokalem TTL-Cache.
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type Service struct {
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store *Store
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ttl time.Duration
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mu sync.RWMutex
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cache map[string]cacheEntry // Schluessel: key + "\x00" + tenantSlug
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}
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func NewService(store *Store, ttl time.Duration) *Service {
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if ttl <= 0 {
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ttl = DefaultCacheTTL
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}
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return &Service{store: store, ttl: ttl, cache: make(map[string]cacheEntry)}
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}
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func cacheKey(key, tenantSlug string) string {
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return key + "\x00" + tenantSlug
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}
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// Resolve liefert den Konfigurationswert fuer einen Tenant: ein
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// Tenant-spezifischer Override hat Vorrang vor dem globalen Default
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// (Akzeptanzkriterium 1 / Pruefung 1). tenantSlug == "" wertet nur den
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// globalen Wert aus.
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func (s *Service) Resolve(ctx context.Context, tenantSlug, key string) (Value, error) {
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ck := cacheKey(key, tenantSlug)
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s.mu.RLock()
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entry, exists := s.cache[ck]
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fresh := exists && time.Now().Before(entry.expiresAt)
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s.mu.RUnlock()
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if fresh {
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return entry.value, nil
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}
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v, err := s.resolveUncached(ctx, tenantSlug, key)
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if err != nil {
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return Value{}, err
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}
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s.mu.Lock()
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s.cache[ck] = cacheEntry{value: v, expiresAt: time.Now().Add(s.ttl)}
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s.mu.Unlock()
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return v, nil
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}
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func (s *Service) resolveUncached(ctx context.Context, tenantSlug, key string) (Value, error) {
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if tenantSlug != "" {
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v, err := s.store.Get(ctx, key, tenantSlug)
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if err == nil {
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return v, nil
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}
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if !errors.Is(err, ErrNotFound) {
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return Value{}, err
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}
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}
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return s.store.Get(ctx, key, GlobalScope)
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}
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// Invalidate erzwingt beim naechsten Resolve-Aufruf ein sofortiges Neuladen
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// fuer einen bestimmten (key, tenantSlug) statt auf den TTL-Ablauf zu warten
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// — analog internal/flag.Service.Invalidate.
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func (s *Service) Invalidate(key, tenantSlug string) {
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s.mu.Lock()
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delete(s.cache, cacheKey(key, tenantSlug))
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s.mu.Unlock()
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}
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@@ -1,114 +0,0 @@
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package cfgservice
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import (
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"context"
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"testing"
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"time"
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)
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// Akzeptanzkriterium 1 + Pruefung 1: Tenant-Override hat Vorrang vor
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// Global-Default, automatisiert getestet.
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func TestService_TenantOverrideTakesPrecedenceOverGlobal(t *testing.T) {
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store, cleanup := setupStoreTest(t)
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defer cleanup()
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ctx := context.Background()
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if _, err := store.Set(ctx, "test_precedence_key", GlobalScope, "global-wert"); err != nil {
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t.Fatalf("set global: %v", err)
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}
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if _, err := store.Set(ctx, "test_precedence_key", "test_acme", "tenant-wert"); err != nil {
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t.Fatalf("set tenant: %v", err)
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}
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svc := NewService(store, time.Hour)
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got, err := svc.Resolve(ctx, "test_acme", "test_precedence_key")
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if err != nil {
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t.Fatalf("resolve mit override: %v", err)
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}
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if got.Value != "tenant-wert" {
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t.Fatalf("erwartet tenant-override, habe %q", got.Value)
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}
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gotOther, err := svc.Resolve(ctx, "test_anderer_tenant", "test_precedence_key")
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if err != nil {
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t.Fatalf("resolve ohne override: %v", err)
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}
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if gotOther.Value != "global-wert" {
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t.Fatalf("erwartet global-default fuer tenant ohne override, habe %q", gotOther.Value)
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}
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}
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// Akzeptanzkriterium 2 + Pruefung 2: Cache-Invalidierung nach
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// Konfigurationsaenderung innerhalb dokumentierter Zeit gemessen.
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func TestService_CacheInvalidationTiming(t *testing.T) {
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store, cleanup := setupStoreTest(t)
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defer cleanup()
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ctx := context.Background()
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const ttl = 150 * time.Millisecond
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if _, err := store.Set(ctx, "test_ttl_key", GlobalScope, "alt"); err != nil {
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t.Fatalf("set: %v", err)
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}
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svc := NewService(store, ttl)
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v, err := svc.Resolve(ctx, "", "test_ttl_key")
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if err != nil {
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t.Fatalf("resolve: %v", err)
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}
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if v.Value != "alt" {
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t.Fatalf("erwartet 'alt', habe %q", v.Value)
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}
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changedAt := time.Now()
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if _, err := store.Set(ctx, "test_ttl_key", GlobalScope, "neu"); err != nil {
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t.Fatalf("set: %v", err)
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}
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v, err = svc.Resolve(ctx, "", "test_ttl_key")
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if err != nil {
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t.Fatalf("resolve direkt nach aenderung: %v", err)
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}
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if v.Value != "alt" {
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t.Fatalf("cache haette den alten wert liefern sollen, habe %q", v.Value)
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}
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deadline := changedAt.Add(ttl + 100*time.Millisecond)
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for time.Now().Before(deadline) {
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v, err := svc.Resolve(ctx, "", "test_ttl_key")
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if err != nil {
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t.Fatalf("resolve: %v", err)
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}
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if v.Value == "neu" {
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t.Logf("aenderung wurde nach %s wirksam (ziel: innerhalb %s + toleranz)", time.Since(changedAt), ttl)
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return
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}
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time.Sleep(10 * time.Millisecond)
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}
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t.Fatalf("aenderung wurde nicht innerhalb von %s wirksam", deadline.Sub(changedAt))
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}
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func TestService_InvalidateForcesImmediateRefresh(t *testing.T) {
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store, cleanup := setupStoreTest(t)
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defer cleanup()
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ctx := context.Background()
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if _, err := store.Set(ctx, "test_invalidate_key", GlobalScope, "alt"); err != nil {
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t.Fatalf("set: %v", err)
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}
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svc := NewService(store, time.Hour)
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_, _ = svc.Resolve(ctx, "", "test_invalidate_key")
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if _, err := store.Set(ctx, "test_invalidate_key", GlobalScope, "neu"); err != nil {
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t.Fatalf("set: %v", err)
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}
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svc.Invalidate("test_invalidate_key", "")
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v, err := svc.Resolve(ctx, "", "test_invalidate_key")
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if err != nil {
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t.Fatalf("resolve: %v", err)
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}
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if v.Value != "neu" {
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t.Fatalf("erwartet sofort sichtbaren neuen wert nach Invalidate, habe %q", v.Value)
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}
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}
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@@ -1,129 +0,0 @@
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// Package cfgservice implementiert Core CFG-01: den zentralen Dienst fuer
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// globale und tenant-spezifische Konfigurationswerte mit Versionierung und
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// Cache-Invalidierung. Andere Module lesen Konfiguration AUSSCHLIESSLICH
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// ueber dieses Paket (Akzeptanzkriterium 3), niemals ueber eigene Tabellen.
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package cfgservice
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import (
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"context"
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"errors"
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"fmt"
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"github.com/jackc/pgx/v5"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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// GlobalScope ist der reservierte Scope-Wert fuer globale Defaults — jeder
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// andere Scope-Wert ist ein Tenant-Slug (Akzeptanzkriterium 1).
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const GlobalScope = "global"
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var ErrNotFound = errors.New("cfgservice: kein wert fuer diesen key gefunden")
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type Value struct {
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Key string
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Scope string
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Value string
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Version int
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}
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type HistoryEntry struct {
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Key string
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Scope string
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Value string
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Version int
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}
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// Store ist die Schreib-/Verwaltungsseite. Set schreibt IMMER sowohl den
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// aktuellen Stand (config_values) als auch einen Historieneintrag
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// (config_value_history) in derselben Transaktion — eine Aenderung ohne
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// Versionshistorie ist strukturell ausgeschlossen (Akzeptanzkriterium 2).
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type Store struct {
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pool *pgxpool.Pool
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}
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func NewStore(pool *pgxpool.Pool) *Store {
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return &Store{pool: pool}
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}
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// Set schreibt einen neuen Wert fuer (key, scope) und erhoeht die Version um 1
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// (Version 1 bei erstmaligem Setzen).
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func (s *Store) Set(ctx context.Context, key, scope, value string) (Value, error) {
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if scope == "" {
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return Value{}, errors.New("cfgservice: scope darf nicht leer sein")
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}
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tx, err := s.pool.Begin(ctx)
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if err != nil {
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return Value{}, fmt.Errorf("transaktion starten: %w", err)
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}
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defer func() { _ = tx.Rollback(ctx) }()
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var currentVersion int
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err = tx.QueryRow(ctx, `SELECT version FROM config_values WHERE key = $1 AND scope = $2`, key, scope).Scan(¤tVersion)
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if err != nil && !errors.Is(err, pgx.ErrNoRows) {
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return Value{}, fmt.Errorf("aktuelle version lesen: %w", err)
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}
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newVersion := currentVersion + 1
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if _, err := tx.Exec(ctx, `
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INSERT INTO config_values (key, scope, value, version, updated_at)
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VALUES ($1, $2, $3, $4, now())
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ON CONFLICT (key, scope) DO UPDATE SET value = $3, version = $4, updated_at = now()
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`, key, scope, value, newVersion); err != nil {
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return Value{}, fmt.Errorf("wert speichern: %w", err)
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}
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if _, err := tx.Exec(ctx, `
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INSERT INTO config_value_history (key, scope, value, version, changed_at)
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VALUES ($1, $2, $3, $4, now())
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`, key, scope, value, newVersion); err != nil {
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return Value{}, fmt.Errorf("historie schreiben: %w", err)
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}
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if err := tx.Commit(ctx); err != nil {
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return Value{}, fmt.Errorf("transaktion committen: %w", err)
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}
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return Value{Key: key, Scope: scope, Value: value, Version: newVersion}, nil
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}
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// Get liefert den Wert fuer GENAU EINEN Scope (kein Vorrang-Fallback) — die
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// Vorrangregel (Tenant vor Global) lebt bewusst in Service.Resolve, damit
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// Store rein CRUD bleibt.
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func (s *Store) Get(ctx context.Context, key, scope string) (Value, error) {
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var v Value
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v.Key, v.Scope = key, scope
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err := s.pool.QueryRow(ctx, `
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SELECT value, version FROM config_values WHERE key = $1 AND scope = $2
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`, key, scope).Scan(&v.Value, &v.Version)
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if err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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return Value{}, ErrNotFound
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}
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return Value{}, fmt.Errorf("wert lesen: %w", err)
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}
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return v, nil
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}
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|
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// History liefert die vollstaendige Versionshistorie eines (key, scope) in
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// aufsteigender Reihenfolge (Akzeptanzkriterium 2 / Pruefung 3).
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func (s *Store) History(ctx context.Context, key, scope string) ([]HistoryEntry, error) {
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rows, err := s.pool.Query(ctx, `
|
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SELECT key, scope, value, version FROM config_value_history
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WHERE key = $1 AND scope = $2 ORDER BY version
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`, key, scope)
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if err != nil {
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return nil, fmt.Errorf("historie abfragen: %w", err)
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}
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defer rows.Close()
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var out []HistoryEntry
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for rows.Next() {
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var h HistoryEntry
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if err := rows.Scan(&h.Key, &h.Scope, &h.Value, &h.Version); err != nil {
|
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return nil, fmt.Errorf("historieneintrag lesen: %w", err)
|
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}
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out = append(out, h)
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}
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return out, rows.Err()
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}
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@@ -1,119 +0,0 @@
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package cfgservice
|
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|
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import (
|
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"context"
|
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"errors"
|
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"os"
|
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"testing"
|
||||
|
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"github.com/jackc/pgx/v5/pgxpool"
|
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)
|
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|
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func setupStoreTest(t *testing.T) (*Store, func()) {
|
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t.Helper()
|
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adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
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if adminDSN == "" {
|
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t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
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ctx := context.Background()
|
||||
|
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pool, err := pgxpool.New(ctx, adminDSN)
|
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if err != nil {
|
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t.Fatalf("pool: %v", err)
|
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}
|
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if _, err := pool.Exec(ctx, `
|
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CREATE TABLE IF NOT EXISTS config_values (
|
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key TEXT NOT NULL,
|
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scope TEXT NOT NULL CHECK (scope <> ''),
|
||||
value TEXT NOT NULL,
|
||||
version INT NOT NULL,
|
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updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
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PRIMARY KEY (key, scope)
|
||||
);
|
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CREATE TABLE IF NOT EXISTS config_value_history (
|
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
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key TEXT NOT NULL,
|
||||
scope TEXT NOT NULL,
|
||||
value TEXT NOT NULL,
|
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version INT NOT NULL,
|
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changed_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
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`); err != nil {
|
||||
t.Fatalf("schema: %v", err)
|
||||
}
|
||||
|
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cleanup := func() {
|
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_, _ = pool.Exec(ctx, `DELETE FROM config_value_history WHERE key LIKE 'test\_%' ESCAPE '\'`)
|
||||
_, _ = pool.Exec(ctx, `DELETE FROM config_values WHERE key LIKE 'test\_%' ESCAPE '\'`)
|
||||
pool.Close()
|
||||
}
|
||||
return NewStore(pool), cleanup
|
||||
}
|
||||
|
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func TestStore_SetIncrementsVersion(t *testing.T) {
|
||||
store, cleanup := setupStoreTest(t)
|
||||
defer cleanup()
|
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ctx := context.Background()
|
||||
|
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v1, err := store.Set(ctx, "test_key", GlobalScope, "erster-wert")
|
||||
if err != nil {
|
||||
t.Fatalf("set 1: %v", err)
|
||||
}
|
||||
if v1.Version != 1 {
|
||||
t.Fatalf("erwartet version 1, habe %d", v1.Version)
|
||||
}
|
||||
|
||||
v2, err := store.Set(ctx, "test_key", GlobalScope, "zweiter-wert")
|
||||
if err != nil {
|
||||
t.Fatalf("set 2: %v", err)
|
||||
}
|
||||
if v2.Version != 2 {
|
||||
t.Fatalf("erwartet version 2, habe %d", v2.Version)
|
||||
}
|
||||
|
||||
got, err := store.Get(ctx, "test_key", GlobalScope)
|
||||
if err != nil {
|
||||
t.Fatalf("get: %v", err)
|
||||
}
|
||||
if got.Value != "zweiter-wert" || got.Version != 2 {
|
||||
t.Fatalf("aktueller wert unerwartet: %+v", got)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + Pruefung 3: Versionierungshistorie ueber mehrere
|
||||
// Aenderungen hinweg nachvollzogen.
|
||||
func TestStore_HistoryTracksAllChanges(t *testing.T) {
|
||||
store, cleanup := setupStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
values := []string{"v1", "v2", "v3"}
|
||||
for _, v := range values {
|
||||
if _, err := store.Set(ctx, "test_history_key", GlobalScope, v); err != nil {
|
||||
t.Fatalf("set %q: %v", v, err)
|
||||
}
|
||||
}
|
||||
|
||||
history, err := store.History(ctx, "test_history_key", GlobalScope)
|
||||
if err != nil {
|
||||
t.Fatalf("history: %v", err)
|
||||
}
|
||||
if len(history) != 3 {
|
||||
t.Fatalf("erwartet 3 historieneintraege, habe %d", len(history))
|
||||
}
|
||||
for i, h := range history {
|
||||
if h.Version != i+1 || h.Value != values[i] {
|
||||
t.Fatalf("historieneintrag[%d] unerwartet: %+v", i, h)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func TestStore_GetUnknownKeyReturnsNotFound(t *testing.T) {
|
||||
store, cleanup := setupStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if _, err := store.Get(ctx, "test_nie_gesetzt", GlobalScope); !errors.Is(err, ErrNotFound) {
|
||||
t.Fatalf("erwartet ErrNotFound, habe %v", err)
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,106 @@
|
||||
// Package license implementiert Core LIC-01: Lizenzmodell je Tenant (Plan,
|
||||
// Modul-Umfang, Laufzeit) und die kryptographische Pruefung signierter
|
||||
// Lizenzschluessel. Feature-Flag-AUSWERTUNG zur Laufzeit (LIC-02) und die
|
||||
// Verwaltungsoberflaeche (LIC-04) sind ausdruecklich nicht Teil dieses Pakets
|
||||
// — hier geht es nur um Ausstellung/Validierung/Persistenz (Unleash-Vorbild:
|
||||
// klare Trennung Flag-Verwaltung vs. Flag-Auswertung).
|
||||
package license
|
||||
|
||||
import (
|
||||
"crypto/ed25519"
|
||||
"encoding/base64"
|
||||
"encoding/json"
|
||||
"errors"
|
||||
"fmt"
|
||||
"time"
|
||||
)
|
||||
|
||||
var (
|
||||
ErrInvalidSignature = errors.New("license: signatur ungueltig")
|
||||
ErrMalformedKey = errors.New("license: lizenzschluessel hat ungueltiges format")
|
||||
)
|
||||
|
||||
// Payload ist der signierte Lizenzinhalt (Akzeptanzkriterium 3: Plan,
|
||||
// Modul-Liste, Laufzeit).
|
||||
type Payload struct {
|
||||
TenantSlug string `json:"tenant_slug"`
|
||||
Plan string `json:"plan"`
|
||||
Modules []string `json:"modules"`
|
||||
IssuedAt time.Time `json:"issued_at"`
|
||||
ValidUntil time.Time `json:"valid_until"`
|
||||
}
|
||||
|
||||
// Issuer stellt signierte Lizenzschluessel aus. Haelt den PRIVATEN
|
||||
// Ed25519-Schluessel — lebt in der Praxis beim Lizenzgeber, nicht im
|
||||
// laufenden Core-Prozess (der nur den Validator mit dem oeffentlichen
|
||||
// Schluessel braucht).
|
||||
type Issuer struct {
|
||||
priv ed25519.PrivateKey
|
||||
}
|
||||
|
||||
func NewIssuer(priv ed25519.PrivateKey) *Issuer {
|
||||
return &Issuer{priv: priv}
|
||||
}
|
||||
|
||||
// Issue liefert den Lizenzschluessel im Format base64(payload-json) "." base64(signatur).
|
||||
func (i *Issuer) Issue(payload Payload) (string, error) {
|
||||
raw, err := json.Marshal(payload)
|
||||
if err != nil {
|
||||
return "", fmt.Errorf("payload serialisieren: %w", err)
|
||||
}
|
||||
sig := ed25519.Sign(i.priv, raw)
|
||||
|
||||
return base64.RawURLEncoding.EncodeToString(raw) + "." + base64.RawURLEncoding.EncodeToString(sig), nil
|
||||
}
|
||||
|
||||
// Validator prueft Lizenzschluessel gegen den OEFFENTLICHEN Ed25519-Schluessel
|
||||
// — das ist alles, was der laufende Core-Prozess kennen muss.
|
||||
type Validator struct {
|
||||
pub ed25519.PublicKey
|
||||
}
|
||||
|
||||
func NewValidator(pub ed25519.PublicKey) *Validator {
|
||||
return &Validator{pub: pub}
|
||||
}
|
||||
|
||||
// Parse prueft die Signatur (Akzeptanzkriterium 1 / Pruefung 1) und liefert
|
||||
// bei Erfolg den entschluesselten Payload. Ein manipulierter Schluessel wird
|
||||
// hier zuverlaessig erkannt, unabhaengig davon, ob die Laufzeit noch gueltig
|
||||
// waere — Signaturpruefung und Ablaufpruefung sind bewusst getrennt
|
||||
// (Signatur bei Einspielen, Ablauf bei jeder Nutzung, siehe Store.RequireActive).
|
||||
func (v *Validator) Parse(key string) (Payload, error) {
|
||||
rawPart, sigPart, ok := splitOnce(key, '.')
|
||||
if !ok {
|
||||
return Payload{}, ErrMalformedKey
|
||||
}
|
||||
|
||||
raw, err := base64.RawURLEncoding.DecodeString(rawPart)
|
||||
if err != nil {
|
||||
return Payload{}, ErrMalformedKey
|
||||
}
|
||||
sig, err := base64.RawURLEncoding.DecodeString(sigPart)
|
||||
if err != nil {
|
||||
return Payload{}, ErrMalformedKey
|
||||
}
|
||||
|
||||
if !ed25519.Verify(v.pub, raw, sig) {
|
||||
return Payload{}, ErrInvalidSignature
|
||||
}
|
||||
|
||||
var p Payload
|
||||
if err := json.Unmarshal(raw, &p); err != nil {
|
||||
// Signatur war gueltig, aber Payload nicht mehr parsebar — sollte bei
|
||||
// unveraenderten Schluesseln nie vorkommen, trotzdem kein Panic.
|
||||
return Payload{}, fmt.Errorf("%w: payload nicht lesbar", ErrMalformedKey)
|
||||
}
|
||||
return p, nil
|
||||
}
|
||||
|
||||
func splitOnce(s string, sep byte) (before, after string, ok bool) {
|
||||
for i := 0; i < len(s); i++ {
|
||||
if s[i] == sep {
|
||||
return s[:i], s[i+1:], true
|
||||
}
|
||||
}
|
||||
return "", "", false
|
||||
}
|
||||
@@ -0,0 +1,106 @@
|
||||
package license
|
||||
|
||||
import (
|
||||
"crypto/ed25519"
|
||||
"errors"
|
||||
"testing"
|
||||
"time"
|
||||
)
|
||||
|
||||
func testKeyPair(t *testing.T) (ed25519.PublicKey, ed25519.PrivateKey) {
|
||||
t.Helper()
|
||||
pub, priv, err := ed25519.GenerateKey(nil)
|
||||
if err != nil {
|
||||
t.Fatalf("schluesselpaar erzeugen: %v", err)
|
||||
}
|
||||
return pub, priv
|
||||
}
|
||||
|
||||
func TestIssueAndParse_RoundTrip(t *testing.T) {
|
||||
pub, priv := testKeyPair(t)
|
||||
issuer := NewIssuer(priv)
|
||||
validator := NewValidator(pub)
|
||||
|
||||
payload := Payload{
|
||||
TenantSlug: "acme",
|
||||
Plan: "pro",
|
||||
Modules: []string{"dms", "mail"},
|
||||
IssuedAt: time.Now().Truncate(time.Second),
|
||||
ValidUntil: time.Now().Add(365 * 24 * time.Hour).Truncate(time.Second),
|
||||
}
|
||||
|
||||
key, err := issuer.Issue(payload)
|
||||
if err != nil {
|
||||
t.Fatalf("issue: %v", err)
|
||||
}
|
||||
|
||||
got, err := validator.Parse(key)
|
||||
if err != nil {
|
||||
t.Fatalf("parse: %v", err)
|
||||
}
|
||||
if got.TenantSlug != payload.TenantSlug || got.Plan != payload.Plan || len(got.Modules) != 2 {
|
||||
t.Fatalf("payload nach parse unerwartet: %+v", got)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 1 + Pruefung 1: manipulierter Schluessel wird zuverlaessig erkannt.
|
||||
func TestParse_RejectsTamperedKey(t *testing.T) {
|
||||
pub, priv := testKeyPair(t)
|
||||
issuer := NewIssuer(priv)
|
||||
validator := NewValidator(pub)
|
||||
|
||||
key, err := issuer.Issue(Payload{TenantSlug: "acme", Plan: "pro", ValidUntil: time.Now().Add(time.Hour)})
|
||||
if err != nil {
|
||||
t.Fatalf("issue: %v", err)
|
||||
}
|
||||
|
||||
// Ein Zeichen im signierten Teil aendern.
|
||||
tampered := []byte(key)
|
||||
changed := false
|
||||
for i, c := range tampered {
|
||||
if c != '.' {
|
||||
if c == 'A' {
|
||||
tampered[i] = 'B'
|
||||
} else {
|
||||
tampered[i] = 'A'
|
||||
}
|
||||
changed = true
|
||||
break
|
||||
}
|
||||
}
|
||||
if !changed {
|
||||
t.Fatal("testaufbau fehlerhaft: nichts zum manipulieren gefunden")
|
||||
}
|
||||
|
||||
if _, err := validator.Parse(string(tampered)); !errors.Is(err, ErrInvalidSignature) {
|
||||
t.Fatalf("erwartet ErrInvalidSignature, habe %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestParse_RejectsWrongKeyPair(t *testing.T) {
|
||||
_, priv := testKeyPair(t)
|
||||
otherPub, _ := testKeyPair(t)
|
||||
|
||||
issuer := NewIssuer(priv)
|
||||
validator := NewValidator(otherPub) // falscher oeffentlicher Schluessel
|
||||
|
||||
key, err := issuer.Issue(Payload{TenantSlug: "acme", Plan: "pro"})
|
||||
if err != nil {
|
||||
t.Fatalf("issue: %v", err)
|
||||
}
|
||||
if _, err := validator.Parse(key); !errors.Is(err, ErrInvalidSignature) {
|
||||
t.Fatalf("erwartet ErrInvalidSignature, habe %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestParse_RejectsMalformedKey(t *testing.T) {
|
||||
pub, _ := testKeyPair(t)
|
||||
validator := NewValidator(pub)
|
||||
|
||||
cases := []string{"", "keine-punkt-trennung", "!!!.!!!"}
|
||||
for _, c := range cases {
|
||||
if _, err := validator.Parse(c); !errors.Is(err, ErrMalformedKey) {
|
||||
t.Fatalf("Parse(%q): erwartet ErrMalformedKey, habe %v", c, err)
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,88 @@
|
||||
package license
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5"
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
var (
|
||||
ErrNoLicense = errors.New("license: kein lizenzdatensatz fuer diesen tenant")
|
||||
ErrLicenseExpired = errors.New("license: lizenz abgelaufen")
|
||||
)
|
||||
|
||||
// Store persistiert den Lizenzumfang je Tenant in der Control-Plane-Registry
|
||||
// (siehe internal/tenant.Registry — dieselbe Datenbank, aber ein eigener,
|
||||
// unabhaengiger Store, um internal/tenant nicht um lizenzfremde Belange zu
|
||||
// erweitern).
|
||||
type Store struct {
|
||||
pool *pgxpool.Pool
|
||||
validator *Validator
|
||||
}
|
||||
|
||||
func NewStore(pool *pgxpool.Pool, validator *Validator) *Store {
|
||||
return &Store{pool: pool, validator: validator}
|
||||
}
|
||||
|
||||
// Install prueft die Signatur des Lizenzschluessels (Akzeptanzkriterium 1)
|
||||
// und ersetzt den bisherigen Lizenzdatensatz des Tenants vollstaendig. Ein
|
||||
// bereits abgelaufener, aber korrekt signierter Schluessel wird trotzdem
|
||||
// gespeichert — der Ablauf wird erst bei der Nutzung (RequireActive)
|
||||
// bewertet, nicht beim Einspielen.
|
||||
func (s *Store) Install(ctx context.Context, tenantID, licenseKey string) (Payload, error) {
|
||||
payload, err := s.validator.Parse(licenseKey)
|
||||
if err != nil {
|
||||
return Payload{}, err
|
||||
}
|
||||
|
||||
_, err = s.pool.Exec(ctx, `
|
||||
INSERT INTO tenant_licenses (tenant_id, plan, modules, issued_at, valid_until, raw_key, installed_at)
|
||||
VALUES ($1, $2, $3, $4, $5, $6, now())
|
||||
ON CONFLICT (tenant_id) DO UPDATE SET
|
||||
plan = $2, modules = $3, issued_at = $4, valid_until = $5, raw_key = $6, installed_at = now()
|
||||
`, tenantID, payload.Plan, payload.Modules, payload.IssuedAt, payload.ValidUntil, licenseKey)
|
||||
if err != nil {
|
||||
return Payload{}, fmt.Errorf("lizenz speichern: %w", err)
|
||||
}
|
||||
return payload, nil
|
||||
}
|
||||
|
||||
func (s *Store) get(ctx context.Context, tenantID string) (Payload, error) {
|
||||
var p Payload
|
||||
row := s.pool.QueryRow(ctx, `
|
||||
SELECT plan, modules, issued_at, valid_until
|
||||
FROM tenant_licenses WHERE tenant_id = $1
|
||||
`, tenantID)
|
||||
if err := row.Scan(&p.Plan, &p.Modules, &p.IssuedAt, &p.ValidUntil); err != nil {
|
||||
if errors.Is(err, pgx.ErrNoRows) {
|
||||
return Payload{}, ErrNoLicense
|
||||
}
|
||||
return Payload{}, fmt.Errorf("lizenz lesen: %w", err)
|
||||
}
|
||||
return p, nil
|
||||
}
|
||||
|
||||
// Status liefert den persistierten Lizenzumfang unabhaengig vom Ablauf
|
||||
// (Akzeptanzkriterium 3: Plan, Modul-Liste, Laufzeit abfragbar).
|
||||
func (s *Store) Status(ctx context.Context, tenantID string) (Payload, error) {
|
||||
return s.get(ctx, tenantID)
|
||||
}
|
||||
|
||||
// RequireActive liefert den Lizenzumfang NUR, wenn die Lizenz noch nicht
|
||||
// abgelaufen ist — sonst ErrLicenseExpired statt eines harten Fehlers/Panics
|
||||
// (Akzeptanzkriterium 2: definierter eingeschraenkter Zustand). Aufrufende
|
||||
// Module (LIC-02/03) entscheiden, was "eingeschraenkt" konkret bedeutet.
|
||||
func (s *Store) RequireActive(ctx context.Context, tenantID string) (Payload, error) {
|
||||
p, err := s.get(ctx, tenantID)
|
||||
if err != nil {
|
||||
return Payload{}, err
|
||||
}
|
||||
if time.Now().After(p.ValidUntil) {
|
||||
return Payload{}, ErrLicenseExpired
|
||||
}
|
||||
return p, nil
|
||||
}
|
||||
@@ -0,0 +1,177 @@
|
||||
package license
|
||||
|
||||
import (
|
||||
"context"
|
||||
"crypto/ed25519"
|
||||
"errors"
|
||||
"os"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
func setupStoreTest(t *testing.T) (*Store, *Issuer, string, func()) {
|
||||
t.Helper()
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
|
||||
if _, err := pool.Exec(ctx, `
|
||||
CREATE TABLE IF NOT EXISTS tenants (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
slug TEXT NOT NULL UNIQUE,
|
||||
name TEXT NOT NULL,
|
||||
db_name TEXT NOT NULL UNIQUE,
|
||||
db_dsn TEXT NOT NULL,
|
||||
status TEXT NOT NULL DEFAULT 'active',
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
CREATE TABLE IF NOT EXISTS tenant_licenses (
|
||||
tenant_id UUID PRIMARY KEY REFERENCES tenants(id),
|
||||
plan TEXT NOT NULL,
|
||||
modules TEXT[] NOT NULL,
|
||||
issued_at TIMESTAMPTZ NOT NULL,
|
||||
valid_until TIMESTAMPTZ NOT NULL,
|
||||
raw_key TEXT NOT NULL,
|
||||
installed_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
`); err != nil {
|
||||
t.Fatalf("schema: %v", err)
|
||||
}
|
||||
|
||||
var tenantID string
|
||||
if err := pool.QueryRow(ctx, `
|
||||
INSERT INTO tenants (slug, name, db_name, db_dsn)
|
||||
VALUES ('lic_test_tenant', 'Lic Test', 'tenant_lic_test', 'unused')
|
||||
RETURNING id
|
||||
`).Scan(&tenantID); err != nil {
|
||||
t.Fatalf("test-tenant anlegen: %v", err)
|
||||
}
|
||||
|
||||
pub, priv, err := ed25519.GenerateKey(nil)
|
||||
if err != nil {
|
||||
t.Fatalf("schluesselpaar: %v", err)
|
||||
}
|
||||
issuer := NewIssuer(priv)
|
||||
store := NewStore(pool, NewValidator(pub))
|
||||
|
||||
cleanup := func() {
|
||||
_, _ = pool.Exec(ctx, `DELETE FROM tenant_licenses WHERE tenant_id = $1`, tenantID)
|
||||
_, _ = pool.Exec(ctx, `DELETE FROM tenants WHERE id = $1`, tenantID)
|
||||
pool.Close()
|
||||
}
|
||||
return store, issuer, tenantID, cleanup
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3: Lizenzumfang persistiert und abfragbar.
|
||||
func TestStore_InstallAndStatus(t *testing.T) {
|
||||
store, issuer, tenantID, cleanup := setupStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
payload := Payload{
|
||||
TenantSlug: "lic_test_tenant",
|
||||
Plan: "enterprise",
|
||||
Modules: []string{"dms", "mail", "archive"},
|
||||
IssuedAt: time.Now().Truncate(time.Second),
|
||||
ValidUntil: time.Now().Add(30 * 24 * time.Hour).Truncate(time.Second),
|
||||
}
|
||||
key, err := issuer.Issue(payload)
|
||||
if err != nil {
|
||||
t.Fatalf("issue: %v", err)
|
||||
}
|
||||
|
||||
if _, err := store.Install(ctx, tenantID, key); err != nil {
|
||||
t.Fatalf("install: %v", err)
|
||||
}
|
||||
|
||||
status, err := store.Status(ctx, tenantID)
|
||||
if err != nil {
|
||||
t.Fatalf("status: %v", err)
|
||||
}
|
||||
if status.Plan != "enterprise" || len(status.Modules) != 3 {
|
||||
t.Fatalf("status unerwartet: %+v", status)
|
||||
}
|
||||
}
|
||||
|
||||
func TestStore_InstallRejectsInvalidSignature(t *testing.T) {
|
||||
store, _, tenantID, cleanup := setupStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
_, otherPriv, _ := ed25519.GenerateKey(nil)
|
||||
foreignIssuer := NewIssuer(otherPriv) // signiert mit falschem schluessel
|
||||
|
||||
key, err := foreignIssuer.Issue(Payload{TenantSlug: "lic_test_tenant", Plan: "pro", ValidUntil: time.Now().Add(time.Hour)})
|
||||
if err != nil {
|
||||
t.Fatalf("issue: %v", err)
|
||||
}
|
||||
|
||||
if _, err := store.Install(ctx, tenantID, key); !errors.Is(err, ErrInvalidSignature) {
|
||||
t.Fatalf("erwartet ErrInvalidSignature, habe %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + Pruefung 2: abgelaufene Lizenz fuehrt zu definiertem
|
||||
// eingeschraenktem Zustand (ErrLicenseExpired), nicht zu einem Absturz.
|
||||
func TestStore_RequireActive_DetectsExpiry(t *testing.T) {
|
||||
store, issuer, tenantID, cleanup := setupStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
expired := Payload{
|
||||
TenantSlug: "lic_test_tenant",
|
||||
Plan: "pro",
|
||||
Modules: []string{"dms"},
|
||||
IssuedAt: time.Now().Add(-48 * time.Hour),
|
||||
ValidUntil: time.Now().Add(-24 * time.Hour), // bereits abgelaufen
|
||||
}
|
||||
key, err := issuer.Issue(expired)
|
||||
if err != nil {
|
||||
t.Fatalf("issue: %v", err)
|
||||
}
|
||||
|
||||
// Einspielen einer bereits abgelaufenen, aber korrekt signierten Lizenz
|
||||
// muss funktionieren (Ablauf wird erst bei Nutzung bewertet).
|
||||
if _, err := store.Install(ctx, tenantID, key); err != nil {
|
||||
t.Fatalf("install sollte trotz ablauf funktionieren: %v", err)
|
||||
}
|
||||
|
||||
func() {
|
||||
defer func() {
|
||||
if r := recover(); r != nil {
|
||||
t.Fatalf("RequireActive hat gepanict statt einen fehler zu liefern: %v", r)
|
||||
}
|
||||
}()
|
||||
if _, err := store.RequireActive(ctx, tenantID); !errors.Is(err, ErrLicenseExpired) {
|
||||
t.Fatalf("erwartet ErrLicenseExpired, habe %v", err)
|
||||
}
|
||||
}()
|
||||
|
||||
// Aber der Umfang bleibt weiterhin abfragbar (Status, im Unterschied zu RequireActive).
|
||||
status, err := store.Status(ctx, tenantID)
|
||||
if err != nil {
|
||||
t.Fatalf("status sollte trotz ablauf funktionieren: %v", err)
|
||||
}
|
||||
if status.Plan != "pro" {
|
||||
t.Fatalf("status unerwartet: %+v", status)
|
||||
}
|
||||
}
|
||||
|
||||
func TestStore_RequireActive_NoLicense(t *testing.T) {
|
||||
store, _, tenantID, cleanup := setupStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if _, err := store.RequireActive(ctx, tenantID); !errors.Is(err, ErrNoLicense) {
|
||||
t.Fatalf("erwartet ErrNoLicense, habe %v", err)
|
||||
}
|
||||
}
|
||||
@@ -1,81 +0,0 @@
|
||||
// Package notify implementiert Core CFG-02: den zentralen Benachrichtigungs-
|
||||
// Dispatcher, ueber den beliebige Module Benachrichtigungen ausloesen —
|
||||
// Warteschlange, Wiederholungslogik, Kanal-Abstraktion. Die tatsaechlichen
|
||||
// Kanaele (E-Mail/In-App) sind CFG-03, hier gibt es nur die Sender-
|
||||
// Schnittstelle als Vorbereitung.
|
||||
package notify
|
||||
|
||||
import (
|
||||
"context"
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
// DefaultMaxAttempts begrenzt Wiederholungsversuche (Akzeptanzkriterium 2) —
|
||||
// nach dieser Anzahl gibt der Dispatcher kontrolliert auf (status=failed)
|
||||
// statt endlos zu wiederholen.
|
||||
const DefaultMaxAttempts = 5
|
||||
|
||||
// DefaultRetryBackoff ist die Basis-Wartezeit zwischen Wiederholungen,
|
||||
// linear mit der Versuchsnummer skaliert.
|
||||
const DefaultRetryBackoff = 200 * time.Millisecond
|
||||
|
||||
type Notification struct {
|
||||
ID string
|
||||
Channel string
|
||||
Recipient string
|
||||
Payload map[string]any
|
||||
Attempts int
|
||||
}
|
||||
|
||||
// Sender ist die schmale Schnittstelle, die ein konkreter Kanal (CFG-03)
|
||||
// implementiert. Der Dispatcher selbst weiss nichts ueber E-Mail/In-App.
|
||||
type Sender interface {
|
||||
Send(ctx context.Context, n Notification) error
|
||||
}
|
||||
|
||||
// Dispatcher ist die EINE Schnittstelle, ueber die Module Benachrichtigungen
|
||||
// ausloesen — kein Modul baut eigenen Versandcode (Akzeptanzkriterium 1).
|
||||
type Dispatcher struct {
|
||||
pool *pgxpool.Pool
|
||||
maxAttempts int
|
||||
retryBackoff time.Duration
|
||||
}
|
||||
|
||||
func NewDispatcher(pool *pgxpool.Pool) *Dispatcher {
|
||||
return &Dispatcher{pool: pool, maxAttempts: DefaultMaxAttempts, retryBackoff: DefaultRetryBackoff}
|
||||
}
|
||||
|
||||
// WithRetryPolicy erlaubt Tests/Betrieb, Versuchsanzahl und Backoff
|
||||
// anzupassen, ohne die Default-Policy im Produktionscode zu veraendern.
|
||||
func (d *Dispatcher) WithRetryPolicy(maxAttempts int, backoff time.Duration) *Dispatcher {
|
||||
return &Dispatcher{pool: d.pool, maxAttempts: maxAttempts, retryBackoff: backoff}
|
||||
}
|
||||
|
||||
// Enqueue reiht eine Benachrichtigung in die Postgres-Warteschlange ein und
|
||||
// kehrt sofort zurueck — die Zeile ueberlebt jeden Neustart des Dispatcher-
|
||||
// Prozesses unveraendert (Akzeptanzkriterium 3), da sie ausschliesslich in
|
||||
// der Datenbank existiert, nicht im Prozessspeicher.
|
||||
func (d *Dispatcher) Enqueue(ctx context.Context, channel, recipient string, payload map[string]any) (string, error) {
|
||||
if payload == nil {
|
||||
payload = map[string]any{}
|
||||
}
|
||||
payloadJSON, err := json.Marshal(payload)
|
||||
if err != nil {
|
||||
return "", fmt.Errorf("payload serialisieren: %w", err)
|
||||
}
|
||||
|
||||
var id string
|
||||
err = d.pool.QueryRow(ctx, `
|
||||
INSERT INTO notification_jobs (channel, recipient, payload, max_attempts)
|
||||
VALUES ($1, $2, $3, $4)
|
||||
RETURNING id
|
||||
`, channel, recipient, payloadJSON, d.maxAttempts).Scan(&id)
|
||||
if err != nil {
|
||||
return "", fmt.Errorf("benachrichtigung einreihen: %w", err)
|
||||
}
|
||||
return id, nil
|
||||
}
|
||||
@@ -1,219 +0,0 @@
|
||||
package notify
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"os"
|
||||
"sync"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
func setupTest(t *testing.T) (*pgxpool.Pool, func()) {
|
||||
t.Helper()
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
if _, err := pool.Exec(ctx, `
|
||||
CREATE TABLE IF NOT EXISTS notification_jobs (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
channel TEXT NOT NULL,
|
||||
recipient TEXT NOT NULL,
|
||||
payload JSONB NOT NULL DEFAULT '{}'::jsonb,
|
||||
status TEXT NOT NULL DEFAULT 'pending' CHECK (status IN ('pending', 'sent', 'failed')),
|
||||
attempts INT NOT NULL DEFAULT 0,
|
||||
max_attempts INT NOT NULL DEFAULT 5,
|
||||
next_attempt_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
||||
last_error TEXT,
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
||||
updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
)`); err != nil {
|
||||
t.Fatalf("schema: %v", err)
|
||||
}
|
||||
|
||||
cleanup := func() { pool.Close() }
|
||||
return pool, cleanup
|
||||
}
|
||||
|
||||
type fakeSender struct {
|
||||
mu sync.Mutex
|
||||
sentIDs []string
|
||||
failUntil int
|
||||
calls int
|
||||
}
|
||||
|
||||
func (f *fakeSender) Send(ctx context.Context, n Notification) error {
|
||||
f.mu.Lock()
|
||||
defer f.mu.Unlock()
|
||||
f.calls++
|
||||
if f.calls <= f.failUntil {
|
||||
return errors.New("simulierter zustellfehler")
|
||||
}
|
||||
f.sentIDs = append(f.sentIDs, n.ID)
|
||||
return nil
|
||||
}
|
||||
|
||||
func (f *fakeSender) sentCount() int {
|
||||
f.mu.Lock()
|
||||
defer f.mu.Unlock()
|
||||
return len(f.sentIDs)
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 1: Module loesen ueber Enqueue aus, keine eigene
|
||||
// Versandlogik noetig.
|
||||
func TestDispatcher_EnqueueAndProcess(t *testing.T) {
|
||||
pool, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
d := NewDispatcher(pool)
|
||||
id, err := d.Enqueue(ctx, "email", "alice@example.com", map[string]any{"subject": "Willkommen"})
|
||||
if err != nil {
|
||||
t.Fatalf("enqueue: %v", err)
|
||||
}
|
||||
if id == "" {
|
||||
t.Fatal("erwartet nicht-leere id")
|
||||
}
|
||||
|
||||
sender := &fakeSender{}
|
||||
sent, failed, err := d.ProcessDue(ctx, sender, 10)
|
||||
if err != nil {
|
||||
t.Fatalf("process: %v", err)
|
||||
}
|
||||
if sent != 1 || failed != 0 {
|
||||
t.Fatalf("erwartet sent=1 failed=0, habe sent=%d failed=%d", sent, failed)
|
||||
}
|
||||
if sender.sentCount() != 1 {
|
||||
t.Fatalf("erwartet 1 zustellung, habe %d", sender.sentCount())
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + Pruefung 2: Wiederholungslogik greift bei
|
||||
// simuliertem Fehler und bricht nach definierter Anzahl kontrolliert ab.
|
||||
func TestProcessDue_RetriesThenGivesUpAfterMaxAttempts(t *testing.T) {
|
||||
pool, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
d := NewDispatcher(pool).WithRetryPolicy(3, time.Millisecond)
|
||||
id, err := d.Enqueue(ctx, "email", "bob@example.com", nil)
|
||||
if err != nil {
|
||||
t.Fatalf("enqueue: %v", err)
|
||||
}
|
||||
|
||||
sender := &fakeSender{failUntil: 100} // schlaegt bei jedem versuch fehl
|
||||
|
||||
for i := 0; i < 3; i++ {
|
||||
time.Sleep(5 * time.Millisecond) // next_attempt_at abwarten
|
||||
if _, _, err := d.ProcessDue(ctx, sender, 10); err != nil {
|
||||
t.Fatalf("process %d: %v", i, err)
|
||||
}
|
||||
}
|
||||
|
||||
var status string
|
||||
var attempts int
|
||||
if err := pool.QueryRow(ctx, `SELECT status, attempts FROM notification_jobs WHERE id = $1`, id).Scan(&status, &attempts); err != nil {
|
||||
t.Fatalf("status lesen: %v", err)
|
||||
}
|
||||
if status != "failed" {
|
||||
t.Fatalf("erwartet status failed nach max_attempts, habe %q", status)
|
||||
}
|
||||
if attempts != 3 {
|
||||
t.Fatalf("erwartet 3 versuche, habe %d", attempts)
|
||||
}
|
||||
|
||||
// Weiteres ProcessDue darf den bereits aufgegebenen job nicht mehr anfassen.
|
||||
sent, failed, err := d.ProcessDue(ctx, sender, 10)
|
||||
if err != nil {
|
||||
t.Fatalf("process nach abbruch: %v", err)
|
||||
}
|
||||
if sent != 0 || failed != 0 {
|
||||
t.Fatalf("erwartet keine weitere verarbeitung, habe sent=%d failed=%d", sent, failed)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3 + Pruefung 1: Neustart des Dienstes waehrend offener
|
||||
// Zustellung verliert keine Nachricht — simuliert durch eine komplett neue
|
||||
// Dispatcher/Pool-Instanz nach dem Enqueue, bevor irgendetwas verarbeitet wurde.
|
||||
func TestQueue_SurvivesRestartWithoutMessageLoss(t *testing.T) {
|
||||
pool, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
firstInstance := NewDispatcher(pool)
|
||||
id, err := firstInstance.Enqueue(ctx, "email", "carol@example.com", nil)
|
||||
if err != nil {
|
||||
t.Fatalf("enqueue: %v", err)
|
||||
}
|
||||
|
||||
// "Neustart": eine voellig neue Dispatcher-Instanz (repraesentiert einen
|
||||
// neuen Prozess) verbindet sich neu und verarbeitet die Warteschlange —
|
||||
// die Nachricht existiert ausschliesslich in Postgres, nicht im
|
||||
// Prozessspeicher der ersten Instanz.
|
||||
restartedInstance := NewDispatcher(pool)
|
||||
sender := &fakeSender{}
|
||||
sent, failed, err := restartedInstance.ProcessDue(ctx, sender, 10)
|
||||
if err != nil {
|
||||
t.Fatalf("process nach neustart: %v", err)
|
||||
}
|
||||
if sent != 1 || failed != 0 {
|
||||
t.Fatalf("erwartet sent=1 nach neustart, habe sent=%d failed=%d", sent, failed)
|
||||
}
|
||||
if len(sender.sentIDs) != 1 || sender.sentIDs[0] != id {
|
||||
t.Fatalf("erwartet zustellung der urspruenglichen nachricht %q, habe %v", id, sender.sentIDs)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3 + Pruefung 3: zwei gleichzeitig ausloesende Module,
|
||||
// beide Nachrichten werden korrekt (und nicht doppelt) zugestellt.
|
||||
func TestProcessDue_ConcurrentDispatchBothDelivered(t *testing.T) {
|
||||
pool, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
d := NewDispatcher(pool)
|
||||
idA, err := d.Enqueue(ctx, "email", "modul-a@example.com", nil)
|
||||
if err != nil {
|
||||
t.Fatalf("enqueue a: %v", err)
|
||||
}
|
||||
idB, err := d.Enqueue(ctx, "email", "modul-b@example.com", nil)
|
||||
if err != nil {
|
||||
t.Fatalf("enqueue b: %v", err)
|
||||
}
|
||||
|
||||
sender := &fakeSender{}
|
||||
var wg sync.WaitGroup
|
||||
for i := 0; i < 2; i++ {
|
||||
wg.Add(1)
|
||||
go func() {
|
||||
defer wg.Done()
|
||||
if _, _, err := d.ProcessDue(ctx, sender, 10); err != nil {
|
||||
t.Errorf("process: %v", err)
|
||||
}
|
||||
}()
|
||||
}
|
||||
wg.Wait()
|
||||
|
||||
if sender.sentCount() != 2 {
|
||||
t.Fatalf("erwartet genau 2 zustellungen, habe %d: %v", sender.sentCount(), sender.sentIDs)
|
||||
}
|
||||
seen := map[string]bool{}
|
||||
for _, id := range sender.sentIDs {
|
||||
if seen[id] {
|
||||
t.Fatalf("nachricht %q wurde doppelt zugestellt", id)
|
||||
}
|
||||
seen[id] = true
|
||||
}
|
||||
if !seen[idA] || !seen[idB] {
|
||||
t.Fatalf("erwartet beide nachrichten zugestellt, habe %v", sender.sentIDs)
|
||||
}
|
||||
}
|
||||
@@ -1,102 +0,0 @@
|
||||
package notify
|
||||
|
||||
import (
|
||||
"context"
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"time"
|
||||
)
|
||||
|
||||
// ProcessDue holt bis zu limit faellige Benachrichtigungen und versucht sie
|
||||
// ueber sender zuzustellen. FOR UPDATE SKIP LOCKED serialisiert konkurrierende
|
||||
// Aufrufe (Akzeptanzkriterium 3 / Pruefung 3: zwei gleichzeitig ausloesende
|
||||
// Module duerfen sich nicht gegenseitig blockieren oder Nachrichten doppelt
|
||||
// zustellen) — dieselbe Konvention wie internal/tenant.Lifecycle.ProcessDueDeletions.
|
||||
func (d *Dispatcher) ProcessDue(ctx context.Context, sender Sender, limit int) (sent, failed int, err error) {
|
||||
tx, err := d.pool.Begin(ctx)
|
||||
if err != nil {
|
||||
return 0, 0, fmt.Errorf("transaktion starten: %w", err)
|
||||
}
|
||||
defer func() { _ = tx.Rollback(ctx) }()
|
||||
|
||||
rows, err := tx.Query(ctx, `
|
||||
SELECT id, channel, recipient, payload, attempts, max_attempts
|
||||
FROM notification_jobs
|
||||
WHERE status = 'pending' AND next_attempt_at <= now()
|
||||
ORDER BY created_at
|
||||
FOR UPDATE SKIP LOCKED
|
||||
LIMIT $1
|
||||
`, limit)
|
||||
if err != nil {
|
||||
return 0, 0, fmt.Errorf("faellige benachrichtigungen abfragen: %w", err)
|
||||
}
|
||||
|
||||
type due struct {
|
||||
id, channel, recipient string
|
||||
payload []byte
|
||||
attempts, maxAttempts int
|
||||
}
|
||||
var candidates []due
|
||||
for rows.Next() {
|
||||
var c due
|
||||
if err := rows.Scan(&c.id, &c.channel, &c.recipient, &c.payload, &c.attempts, &c.maxAttempts); err != nil {
|
||||
rows.Close()
|
||||
return 0, 0, fmt.Errorf("faellige benachrichtigung lesen: %w", err)
|
||||
}
|
||||
candidates = append(candidates, c)
|
||||
}
|
||||
rows.Close()
|
||||
if err := rows.Err(); err != nil {
|
||||
return 0, 0, err
|
||||
}
|
||||
|
||||
for _, c := range candidates {
|
||||
var payload map[string]any
|
||||
if err := json.Unmarshal(c.payload, &payload); err != nil {
|
||||
payload = map[string]any{}
|
||||
}
|
||||
|
||||
sendErr := sender.Send(ctx, Notification{
|
||||
ID: c.id, Channel: c.channel, Recipient: c.recipient, Payload: payload, Attempts: c.attempts,
|
||||
})
|
||||
|
||||
if sendErr == nil {
|
||||
if _, err := tx.Exec(ctx, `
|
||||
UPDATE notification_jobs SET status = 'sent', updated_at = now() WHERE id = $1
|
||||
`, c.id); err != nil {
|
||||
return sent, failed, fmt.Errorf("erfolg speichern: %w", err)
|
||||
}
|
||||
sent++
|
||||
continue
|
||||
}
|
||||
|
||||
newAttempts := c.attempts + 1
|
||||
if newAttempts >= c.maxAttempts {
|
||||
// Akzeptanzkriterium 2: kontrollierter Abbruch nach definierter
|
||||
// Anzahl Versuche, kein endloses Wiederholen.
|
||||
if _, err := tx.Exec(ctx, `
|
||||
UPDATE notification_jobs
|
||||
SET status = 'failed', attempts = $2, last_error = $3, updated_at = now()
|
||||
WHERE id = $1
|
||||
`, c.id, newAttempts, sendErr.Error()); err != nil {
|
||||
return sent, failed, fmt.Errorf("fehlschlag speichern: %w", err)
|
||||
}
|
||||
failed++
|
||||
continue
|
||||
}
|
||||
|
||||
nextAttempt := time.Now().Add(time.Duration(newAttempts) * d.retryBackoff)
|
||||
if _, err := tx.Exec(ctx, `
|
||||
UPDATE notification_jobs
|
||||
SET attempts = $2, next_attempt_at = $3, last_error = $4, updated_at = now()
|
||||
WHERE id = $1
|
||||
`, c.id, newAttempts, nextAttempt, sendErr.Error()); err != nil {
|
||||
return sent, failed, fmt.Errorf("wiederholung planen: %w", err)
|
||||
}
|
||||
}
|
||||
|
||||
if err := tx.Commit(ctx); err != nil {
|
||||
return 0, 0, fmt.Errorf("transaktion committen: %w", err)
|
||||
}
|
||||
return sent, failed, nil
|
||||
}
|
||||
@@ -0,0 +1,32 @@
|
||||
package usage
|
||||
|
||||
import (
|
||||
"context"
|
||||
"log/slog"
|
||||
"time"
|
||||
)
|
||||
|
||||
// AggregateFunc berechnet/aktualisiert Zaehlerstaende aus einer autoritativen
|
||||
// Quelle (z.B. "zaehle Zeilen in einer Modul-Tabelle") — die konkrete Quelle
|
||||
// haengt vom jeweiligen Modul ab und ist nicht Teil dieser Kachel. Das
|
||||
// Aggregations-Grundgerüst selbst (periodischer Trigger) ist es.
|
||||
type AggregateFunc func(ctx context.Context) error
|
||||
|
||||
// RunPeriodicAggregation ruft aggregate in festen Abstaenden auf, bis ctx
|
||||
// beendet wird — dieselbe In-Prozess-Worker-Goroutine-Konvention wie
|
||||
// internal/tenant.Lifecycle.RunSweeper (Akzeptanzkriterium 1: "periodisch
|
||||
// aggregiert").
|
||||
func RunPeriodicAggregation(ctx context.Context, interval time.Duration, aggregate AggregateFunc) {
|
||||
ticker := time.NewTicker(interval)
|
||||
defer ticker.Stop()
|
||||
for {
|
||||
select {
|
||||
case <-ctx.Done():
|
||||
return
|
||||
case <-ticker.C:
|
||||
if err := aggregate(ctx); err != nil {
|
||||
slog.Error("nutzungszaehler-aggregation fehlgeschlagen", "error", err)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,47 @@
|
||||
package usage
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
)
|
||||
|
||||
// StorageBytesMetric ist der feste Metrikname, unter dem der belegte
|
||||
// Speicherplatz je Tenant gefuehrt wird (LIC-05, siehe
|
||||
// core-kanban/tickets/LIC-05.md). LIC-03 fragt genau diese Metrik ueber
|
||||
// Store.Get/Store.Check ab — kein zweiter, paralleler Speicher-Zaehler.
|
||||
const StorageBytesMetric = "storage_bytes"
|
||||
|
||||
// ReportStorageWrite wird von den Objekt-Storage-Treibern der Module (DMS
|
||||
// FDN-03, Mail ARC-01 — existieren als Code noch nicht) bei jedem
|
||||
// Schreibvorgang aufgerufen. Nutzt Store.Increment, das bereits atomar ist
|
||||
// (Akzeptanzkriterium 2, siehe LIC-03) — kein zweiter Inkrement-Mechanismus
|
||||
// nur fuer Speicher.
|
||||
func (s *Store) ReportStorageWrite(ctx context.Context, tenantID string, sizeBytes int64) error {
|
||||
if sizeBytes < 0 {
|
||||
return errors.New("usage: sizeBytes darf bei einem schreibvorgang nicht negativ sein")
|
||||
}
|
||||
if err := s.Increment(ctx, tenantID, StorageBytesMetric, sizeBytes); err != nil {
|
||||
return fmt.Errorf("speicherverbrauch (schreiben) melden: %w", err)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// ReportStorageDelete wird bei jedem Loeschvorgang aufgerufen — dekrementiert
|
||||
// denselben Zaehler ueber ein negatives Delta desselben atomaren UPSERT.
|
||||
func (s *Store) ReportStorageDelete(ctx context.Context, tenantID string, sizeBytes int64) error {
|
||||
if sizeBytes < 0 {
|
||||
return errors.New("usage: sizeBytes darf bei einem loeschvorgang nicht negativ sein")
|
||||
}
|
||||
if err := s.Increment(ctx, tenantID, StorageBytesMetric, -sizeBytes); err != nil {
|
||||
return fmt.Errorf("speicherverbrauch (loeschen) melden: %w", err)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// CurrentStorageUsage liefert den aktuellen Speicherverbrauch eines Tenants
|
||||
// (Akzeptanzkriterium 3) — ein einfaches Get auf den bereits gefuehrten
|
||||
// Zaehler, kein Scan des Objekt-Storage.
|
||||
func (s *Store) CurrentStorageUsage(ctx context.Context, tenantID string) (int64, error) {
|
||||
return s.Get(ctx, tenantID, StorageBytesMetric)
|
||||
}
|
||||
@@ -0,0 +1,130 @@
|
||||
package usage
|
||||
|
||||
import (
|
||||
"context"
|
||||
"sync"
|
||||
"testing"
|
||||
)
|
||||
|
||||
// Akzeptanzkriterium 1 + 2 + Pruefung 1: paralleler Schreib-Test (viele
|
||||
// gleichzeitige Uploads) ergibt korrekten Endstand ohne verlorene Updates.
|
||||
func TestReportStorageWrite_ConcurrentUploadsSumCorrectly(t *testing.T) {
|
||||
store, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
tenant := newTenantID()
|
||||
|
||||
sizes := []int64{1024, 2048, 4096, 8192, 512, 256, 1000, 999, 1, 7000}
|
||||
var wg sync.WaitGroup
|
||||
for _, size := range sizes {
|
||||
wg.Add(1)
|
||||
go func(sz int64) {
|
||||
defer wg.Done()
|
||||
if err := store.ReportStorageWrite(ctx, tenant, sz); err != nil {
|
||||
t.Errorf("report write: %v", err)
|
||||
}
|
||||
}(size)
|
||||
}
|
||||
wg.Wait()
|
||||
|
||||
var expected int64
|
||||
for _, s := range sizes {
|
||||
expected += s
|
||||
}
|
||||
|
||||
got, err := store.CurrentStorageUsage(ctx, tenant)
|
||||
if err != nil {
|
||||
t.Fatalf("current usage: %v", err)
|
||||
}
|
||||
if got != expected {
|
||||
t.Fatalf("erwartet %d bytes (unabhaengige kontrollsumme), habe %d — hinweis auf verlorene updates", expected, got)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 1 + Pruefung 2: Loeschvorgang dekrementiert korrekt.
|
||||
func TestReportStorageDelete_Decrements(t *testing.T) {
|
||||
store, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
tenant := newTenantID()
|
||||
|
||||
if err := store.ReportStorageWrite(ctx, tenant, 10_000); err != nil {
|
||||
t.Fatalf("write: %v", err)
|
||||
}
|
||||
if err := store.ReportStorageDelete(ctx, tenant, 3_000); err != nil {
|
||||
t.Fatalf("delete: %v", err)
|
||||
}
|
||||
|
||||
got, err := store.CurrentStorageUsage(ctx, tenant)
|
||||
if err != nil {
|
||||
t.Fatalf("current usage: %v", err)
|
||||
}
|
||||
if got != 7_000 {
|
||||
t.Fatalf("erwartet 7000 nach schreiben(10000)+loeschen(3000), habe %d", got)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3 + Pruefung 3: Abfrage liefert konsistenten Wert mit
|
||||
// einer unabhaengigen Kontrollzaehlung ueber gemischte Schreib-/Loeschvorgaenge.
|
||||
func TestCurrentStorageUsage_MatchesIndependentTally(t *testing.T) {
|
||||
store, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
tenant := newTenantID()
|
||||
|
||||
type op struct {
|
||||
write bool
|
||||
size int64
|
||||
}
|
||||
ops := []op{
|
||||
{true, 5000}, {true, 3000}, {false, 1000}, {true, 2000}, {false, 4000}, {true, 500},
|
||||
}
|
||||
|
||||
var tally int64
|
||||
for _, o := range ops {
|
||||
if o.write {
|
||||
if err := store.ReportStorageWrite(ctx, tenant, o.size); err != nil {
|
||||
t.Fatalf("write: %v", err)
|
||||
}
|
||||
tally += o.size
|
||||
} else {
|
||||
if err := store.ReportStorageDelete(ctx, tenant, o.size); err != nil {
|
||||
t.Fatalf("delete: %v", err)
|
||||
}
|
||||
tally -= o.size
|
||||
}
|
||||
}
|
||||
|
||||
got, err := store.CurrentStorageUsage(ctx, tenant)
|
||||
if err != nil {
|
||||
t.Fatalf("current usage: %v", err)
|
||||
}
|
||||
if got != tally {
|
||||
t.Fatalf("erwartet %d (unabhaengige kontrollzaehlung), habe %d", tally, got)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3: LIC-03s generischer Store.Get liefert denselben Wert
|
||||
// wie CurrentStorageUsage — kein zweiter, abweichender Zaehlmechanismus.
|
||||
func TestCurrentStorageUsage_MatchesGenericStoreGet(t *testing.T) {
|
||||
store, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
tenant := newTenantID()
|
||||
|
||||
if err := store.ReportStorageWrite(ctx, tenant, 42); err != nil {
|
||||
t.Fatalf("write: %v", err)
|
||||
}
|
||||
|
||||
viaStorage, err := store.CurrentStorageUsage(ctx, tenant)
|
||||
if err != nil {
|
||||
t.Fatalf("current usage: %v", err)
|
||||
}
|
||||
viaGeneric, err := store.Get(ctx, tenant, StorageBytesMetric)
|
||||
if err != nil {
|
||||
t.Fatalf("generic get: %v", err)
|
||||
}
|
||||
if viaStorage != viaGeneric || viaStorage != 42 {
|
||||
t.Fatalf("erwartet beide wege liefern 42, habe storage=%d generic=%d", viaStorage, viaGeneric)
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,144 @@
|
||||
// Package usage implementiert Core LIC-03: Nutzungszaehler je Tenant
|
||||
// (Benutzeranzahl, Speicherverbrauch, API-Aufrufe, ...) und die Pruefung
|
||||
// gegen konfigurierte Quotas. Quotas sind Konfiguration (Tabellenzeile), kein
|
||||
// Hardcode — Zitadel/Unleash-Vorbild.
|
||||
package usage
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
|
||||
"github.com/jackc/pgx/v5"
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
var ErrNoQuota = errors.New("usage: keine quota fuer diese metrik konfiguriert")
|
||||
|
||||
// Status ist die definierte Reaktion einer Quota-Pruefung (Akzeptanzkriterium 2).
|
||||
type Status string
|
||||
|
||||
const (
|
||||
StatusOK Status = "ok"
|
||||
StatusWarning Status = "warning" // Schwelle (80%) erreicht, aber noch nicht ueberschritten
|
||||
StatusExceeded Status = "exceeded" // Quota ueberschritten — neue Ressourcen sollten gesperrt werden
|
||||
)
|
||||
|
||||
// warningThreshold liegt bei 80% der Quota.
|
||||
const warningThreshold = 0.8
|
||||
|
||||
type Store struct {
|
||||
pool *pgxpool.Pool
|
||||
}
|
||||
|
||||
func NewStore(pool *pgxpool.Pool) *Store {
|
||||
return &Store{pool: pool}
|
||||
}
|
||||
|
||||
// Increment erhoeht einen Zaehler ATOMAR ueber ein einziges SQL-Statement
|
||||
// (UPSERT mit value = value + delta) statt Read-Modify-Write in Go — das
|
||||
// haelt Zaehlerstaende bei parallelen Schreibzugriffen konsistent
|
||||
// (Akzeptanzkriterium 1 / Pruefung 2), ohne eine Anwendungs-Transaktion mit
|
||||
// Lock zu brauchen.
|
||||
func (s *Store) Increment(ctx context.Context, tenantID, metric string, delta int64) error {
|
||||
_, err := s.pool.Exec(ctx, `
|
||||
INSERT INTO usage_counters (tenant_id, metric, value, updated_at)
|
||||
VALUES ($1, $2, $3, now())
|
||||
ON CONFLICT (tenant_id, metric) DO UPDATE
|
||||
SET value = usage_counters.value + $3, updated_at = now()
|
||||
`, tenantID, metric, delta)
|
||||
if err != nil {
|
||||
return fmt.Errorf("zaehler erhoehen: %w", err)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// Get liefert den aktuellen Zaehlerstand — 0, wenn noch nie erhoeht wurde.
|
||||
// Der Wert ist strikt tenant-gescoped (Akzeptanzkriterium 3 / Pruefung 3).
|
||||
func (s *Store) Get(ctx context.Context, tenantID, metric string) (int64, error) {
|
||||
var value int64
|
||||
err := s.pool.QueryRow(ctx, `
|
||||
SELECT value FROM usage_counters WHERE tenant_id = $1 AND metric = $2
|
||||
`, tenantID, metric).Scan(&value)
|
||||
if err != nil {
|
||||
if errors.Is(err, pgx.ErrNoRows) {
|
||||
return 0, nil
|
||||
}
|
||||
return 0, fmt.Errorf("zaehler lesen: %w", err)
|
||||
}
|
||||
return value, nil
|
||||
}
|
||||
|
||||
// SetQuota legt die Obergrenze fuer (tenantID, metric) fest — Konfiguration,
|
||||
// kein Hardcode.
|
||||
func (s *Store) SetQuota(ctx context.Context, tenantID, metric string, limit int64) error {
|
||||
_, err := s.pool.Exec(ctx, `
|
||||
INSERT INTO usage_quotas (tenant_id, metric, limit_value)
|
||||
VALUES ($1, $2, $3)
|
||||
ON CONFLICT (tenant_id, metric) DO UPDATE SET limit_value = $3
|
||||
`, tenantID, metric, limit)
|
||||
if err != nil {
|
||||
return fmt.Errorf("quota setzen: %w", err)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (s *Store) GetQuota(ctx context.Context, tenantID, metric string) (int64, error) {
|
||||
var limit int64
|
||||
err := s.pool.QueryRow(ctx, `
|
||||
SELECT limit_value FROM usage_quotas WHERE tenant_id = $1 AND metric = $2
|
||||
`, tenantID, metric).Scan(&limit)
|
||||
if err != nil {
|
||||
if errors.Is(err, pgx.ErrNoRows) {
|
||||
return 0, ErrNoQuota
|
||||
}
|
||||
return 0, fmt.Errorf("quota lesen: %w", err)
|
||||
}
|
||||
return limit, nil
|
||||
}
|
||||
|
||||
// Check liefert Zaehlerstand, konfigurierte Quota und die daraus abgeleitete
|
||||
// Reaktion (Akzeptanzkriterium 2 / Pruefung 1). Ist keine Quota konfiguriert,
|
||||
// gilt die Metrik als unbegrenzt (StatusOK).
|
||||
func (s *Store) Check(ctx context.Context, tenantID, metric string) (value, limit int64, status Status, err error) {
|
||||
value, err = s.Get(ctx, tenantID, metric)
|
||||
if err != nil {
|
||||
return 0, 0, "", err
|
||||
}
|
||||
|
||||
limit, err = s.GetQuota(ctx, tenantID, metric)
|
||||
if errors.Is(err, ErrNoQuota) {
|
||||
return value, 0, StatusOK, nil
|
||||
}
|
||||
if err != nil {
|
||||
return 0, 0, "", err
|
||||
}
|
||||
|
||||
switch {
|
||||
case value > limit:
|
||||
return value, limit, StatusExceeded, nil
|
||||
case limit > 0 && float64(value) >= warningThreshold*float64(limit):
|
||||
return value, limit, StatusWarning, nil
|
||||
default:
|
||||
return value, limit, StatusOK, nil
|
||||
}
|
||||
}
|
||||
|
||||
// Reaction wird aufgerufen, wenn Check einen Nicht-OK-Status liefert
|
||||
// (Akzeptanzkriterium 2: "definierte Reaktion").
|
||||
type Reaction func(ctx context.Context, tenantID, metric string, value, limit int64, status Status)
|
||||
|
||||
// Enforce fuehrt Check aus und ruft react auf, wenn der Status nicht OK ist —
|
||||
// die konkrete "Sperre neuer Ressourcen"/Benachrichtigung liegt beim
|
||||
// Aufrufer (z.B. TEN-02 vor dem Anlegen eines neuen Benutzers), Enforce
|
||||
// garantiert nur, dass die Reaktion zuverlaessig ausgeloest wird.
|
||||
func (s *Store) Enforce(ctx context.Context, tenantID, metric string, react Reaction) (Status, error) {
|
||||
value, limit, status, err := s.Check(ctx, tenantID, metric)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
if status != StatusOK && react != nil {
|
||||
react(ctx, tenantID, metric, value, limit, status)
|
||||
}
|
||||
return status, nil
|
||||
}
|
||||
@@ -0,0 +1,206 @@
|
||||
package usage
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"os"
|
||||
"sync"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
func setupTest(t *testing.T) (*Store, func()) {
|
||||
t.Helper()
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
if _, err := pool.Exec(ctx, `
|
||||
CREATE TABLE IF NOT EXISTS usage_counters (
|
||||
tenant_id UUID NOT NULL, metric TEXT NOT NULL, value BIGINT NOT NULL DEFAULT 0,
|
||||
updated_at TIMESTAMPTZ NOT NULL DEFAULT now(), PRIMARY KEY (tenant_id, metric)
|
||||
);
|
||||
CREATE TABLE IF NOT EXISTS usage_quotas (
|
||||
tenant_id UUID NOT NULL, metric TEXT NOT NULL, limit_value BIGINT NOT NULL,
|
||||
PRIMARY KEY (tenant_id, metric)
|
||||
);
|
||||
`); err != nil {
|
||||
t.Fatalf("schema: %v", err)
|
||||
}
|
||||
|
||||
cleanup := func() { pool.Close() }
|
||||
return NewStore(pool), cleanup
|
||||
}
|
||||
|
||||
func newTenantID() string {
|
||||
return fmt.Sprintf("00000000-0000-0000-0000-%012d", time.Now().UnixNano()%1e12)
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 1 + Pruefung 2: Aggregationsjob liefert bei parallelen
|
||||
// Schreibzugriffen konsistente Zaehlerstaende.
|
||||
func TestIncrement_ConsistentUnderConcurrentWrites(t *testing.T) {
|
||||
store, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
tenant := newTenantID()
|
||||
|
||||
const goroutines = 50
|
||||
var wg sync.WaitGroup
|
||||
for i := 0; i < goroutines; i++ {
|
||||
wg.Add(1)
|
||||
go func() {
|
||||
defer wg.Done()
|
||||
if err := store.Increment(ctx, tenant, "api_calls", 1); err != nil {
|
||||
t.Errorf("increment: %v", err)
|
||||
}
|
||||
}()
|
||||
}
|
||||
wg.Wait()
|
||||
|
||||
value, err := store.Get(ctx, tenant, "api_calls")
|
||||
if err != nil {
|
||||
t.Fatalf("get: %v", err)
|
||||
}
|
||||
if value != goroutines {
|
||||
t.Fatalf("erwartet %d, habe %d (hinweis auf lost update unter nebenlaeufigkeit)", goroutines, value)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3 + Pruefung 3: Zaehlerstand eines Tenants beeinflusst
|
||||
// nicht den eines anderen.
|
||||
func TestIncrement_IsolatedBetweenTenants(t *testing.T) {
|
||||
store, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
tenantA, tenantB := newTenantID(), newTenantID()
|
||||
|
||||
if err := store.Increment(ctx, tenantA, "users", 5); err != nil {
|
||||
t.Fatalf("increment a: %v", err)
|
||||
}
|
||||
if err := store.Increment(ctx, tenantB, "users", 1); err != nil {
|
||||
t.Fatalf("increment b: %v", err)
|
||||
}
|
||||
|
||||
valA, err := store.Get(ctx, tenantA, "users")
|
||||
if err != nil {
|
||||
t.Fatalf("get a: %v", err)
|
||||
}
|
||||
valB, err := store.Get(ctx, tenantB, "users")
|
||||
if err != nil {
|
||||
t.Fatalf("get b: %v", err)
|
||||
}
|
||||
if valA != 5 || valB != 1 {
|
||||
t.Fatalf("erwartet a=5 b=1, habe a=%d b=%d", valA, valB)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + Pruefung 1: Quota-Ueberschreitung wird automatisiert
|
||||
// erkannt und die definierte Reaktion ausgeloest.
|
||||
func TestEnforce_TriggersReactionOnExceeded(t *testing.T) {
|
||||
store, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
tenant := newTenantID()
|
||||
|
||||
if err := store.SetQuota(ctx, tenant, "users", 10); err != nil {
|
||||
t.Fatalf("set quota: %v", err)
|
||||
}
|
||||
if err := store.Increment(ctx, tenant, "users", 11); err != nil {
|
||||
t.Fatalf("increment: %v", err)
|
||||
}
|
||||
|
||||
var reacted bool
|
||||
var gotStatus Status
|
||||
status, err := store.Enforce(ctx, tenant, "users", func(ctx context.Context, tenantID, metric string, value, limit int64, status Status) {
|
||||
reacted = true
|
||||
gotStatus = status
|
||||
})
|
||||
if err != nil {
|
||||
t.Fatalf("enforce: %v", err)
|
||||
}
|
||||
if status != StatusExceeded {
|
||||
t.Fatalf("erwartet StatusExceeded, habe %q", status)
|
||||
}
|
||||
if !reacted || gotStatus != StatusExceeded {
|
||||
t.Fatal("erwartet ausgeloeste reaktion mit StatusExceeded")
|
||||
}
|
||||
}
|
||||
|
||||
func TestCheck_WarningThresholdAndOK(t *testing.T) {
|
||||
store, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
tenant := newTenantID()
|
||||
|
||||
if err := store.SetQuota(ctx, tenant, "storage_mb", 100); err != nil {
|
||||
t.Fatalf("set quota: %v", err)
|
||||
}
|
||||
|
||||
if err := store.Increment(ctx, tenant, "storage_mb", 50); err != nil {
|
||||
t.Fatalf("increment: %v", err)
|
||||
}
|
||||
_, _, status, err := store.Check(ctx, tenant, "storage_mb")
|
||||
if err != nil {
|
||||
t.Fatalf("check: %v", err)
|
||||
}
|
||||
if status != StatusOK {
|
||||
t.Fatalf("bei 50%% erwartet StatusOK, habe %q", status)
|
||||
}
|
||||
|
||||
if err := store.Increment(ctx, tenant, "storage_mb", 35); err != nil { // insgesamt 85%
|
||||
t.Fatalf("increment: %v", err)
|
||||
}
|
||||
_, _, status, err = store.Check(ctx, tenant, "storage_mb")
|
||||
if err != nil {
|
||||
t.Fatalf("check: %v", err)
|
||||
}
|
||||
if status != StatusWarning {
|
||||
t.Fatalf("bei 85%% erwartet StatusWarning, habe %q", status)
|
||||
}
|
||||
}
|
||||
|
||||
func TestCheck_NoQuotaMeansUnlimited(t *testing.T) {
|
||||
store, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
tenant := newTenantID()
|
||||
|
||||
if err := store.Increment(ctx, tenant, "api_calls", 1_000_000); err != nil {
|
||||
t.Fatalf("increment: %v", err)
|
||||
}
|
||||
_, _, status, err := store.Check(ctx, tenant, "api_calls")
|
||||
if err != nil {
|
||||
t.Fatalf("check: %v", err)
|
||||
}
|
||||
if status != StatusOK {
|
||||
t.Fatalf("ohne konfigurierte quota erwartet StatusOK, habe %q", status)
|
||||
}
|
||||
}
|
||||
|
||||
func TestRunPeriodicAggregation_CallsRepeatedly(t *testing.T) {
|
||||
ctx, cancel := context.WithTimeout(context.Background(), 120*time.Millisecond)
|
||||
defer cancel()
|
||||
|
||||
var mu sync.Mutex
|
||||
calls := 0
|
||||
RunPeriodicAggregation(ctx, 20*time.Millisecond, func(ctx context.Context) error {
|
||||
mu.Lock()
|
||||
calls++
|
||||
mu.Unlock()
|
||||
return nil
|
||||
})
|
||||
|
||||
mu.Lock()
|
||||
defer mu.Unlock()
|
||||
if calls < 3 {
|
||||
t.Fatalf("erwartet mehrfache aufrufe innerhalb von 120ms bei 20ms interval, habe %d", calls)
|
||||
}
|
||||
}
|
||||
@@ -1,2 +0,0 @@
|
||||
DROP TABLE IF EXISTS config_value_history;
|
||||
DROP TABLE IF EXISTS config_values;
|
||||
@@ -1,23 +0,0 @@
|
||||
-- Zentraler Konfigurationsdienst (CFG-01, siehe core-kanban/tickets/CFG-01.md).
|
||||
-- scope = 'global' fuer globale Defaults, sonst der Tenant-Slug. config_values
|
||||
-- haelt den AKTUELLEN Stand je (key, scope); config_value_history haelt JEDE
|
||||
-- Aenderung fest (Akzeptanzkriterium 2: versioniert nachvollziehbar).
|
||||
CREATE TABLE config_values (
|
||||
key TEXT NOT NULL,
|
||||
scope TEXT NOT NULL CHECK (scope <> ''),
|
||||
value TEXT NOT NULL,
|
||||
version INT NOT NULL,
|
||||
updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
||||
PRIMARY KEY (key, scope)
|
||||
);
|
||||
|
||||
CREATE TABLE config_value_history (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
key TEXT NOT NULL,
|
||||
scope TEXT NOT NULL,
|
||||
value TEXT NOT NULL,
|
||||
version INT NOT NULL,
|
||||
changed_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
|
||||
CREATE INDEX config_value_history_key_scope_idx ON config_value_history (key, scope, version);
|
||||
@@ -0,0 +1 @@
|
||||
DROP TABLE IF EXISTS tenant_licenses;
|
||||
@@ -0,0 +1,12 @@
|
||||
-- Lizenzumfang pro Mandant (LIC-01, siehe core-kanban/tickets/LIC-01.md).
|
||||
-- Genau ein Lizenzdatensatz pro Tenant (tenant_id PK) — ein neues Einspielen
|
||||
-- ersetzt den vorherigen Datensatz vollstaendig statt eine Historie zu fuehren.
|
||||
CREATE TABLE tenant_licenses (
|
||||
tenant_id UUID PRIMARY KEY REFERENCES tenants(id),
|
||||
plan TEXT NOT NULL,
|
||||
modules TEXT[] NOT NULL,
|
||||
issued_at TIMESTAMPTZ NOT NULL,
|
||||
valid_until TIMESTAMPTZ NOT NULL,
|
||||
raw_key TEXT NOT NULL,
|
||||
installed_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
@@ -1 +0,0 @@
|
||||
DROP TABLE IF EXISTS notification_jobs;
|
||||
@@ -1,20 +0,0 @@
|
||||
-- Benachrichtigungs-Dispatcher-Warteschlange (CFG-02, siehe
|
||||
-- core-kanban/tickets/CFG-02.md). Postgres-basiert statt Redis/AMQP
|
||||
-- (Projekt-Konvention, siehe nexarch-state.json techstack.job_queue) —
|
||||
-- Zeilen ueberleben einen Neustart des Dispatcher-Prozesses unveraendert
|
||||
-- (Akzeptanzkriterium 3).
|
||||
CREATE TABLE notification_jobs (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
channel TEXT NOT NULL,
|
||||
recipient TEXT NOT NULL,
|
||||
payload JSONB NOT NULL DEFAULT '{}'::jsonb,
|
||||
status TEXT NOT NULL DEFAULT 'pending' CHECK (status IN ('pending', 'sent', 'failed')),
|
||||
attempts INT NOT NULL DEFAULT 0,
|
||||
max_attempts INT NOT NULL DEFAULT 5,
|
||||
next_attempt_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
||||
last_error TEXT,
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
||||
updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
|
||||
CREATE INDEX notification_jobs_due_idx ON notification_jobs (status, next_attempt_at);
|
||||
@@ -0,0 +1,2 @@
|
||||
DROP TABLE IF EXISTS usage_quotas;
|
||||
DROP TABLE IF EXISTS usage_counters;
|
||||
@@ -0,0 +1,15 @@
|
||||
-- Nutzungszaehler & Quotas je Tenant (LIC-03, siehe core-kanban/tickets/LIC-03.md).
|
||||
CREATE TABLE usage_counters (
|
||||
tenant_id UUID NOT NULL,
|
||||
metric TEXT NOT NULL,
|
||||
value BIGINT NOT NULL DEFAULT 0,
|
||||
updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
||||
PRIMARY KEY (tenant_id, metric)
|
||||
);
|
||||
|
||||
CREATE TABLE usage_quotas (
|
||||
tenant_id UUID NOT NULL,
|
||||
metric TEXT NOT NULL,
|
||||
limit_value BIGINT NOT NULL,
|
||||
PRIMARY KEY (tenant_id, metric)
|
||||
);
|
||||
@@ -14,9 +14,6 @@ ROLE="nexarch_test"
|
||||
export PGPASSWORD="$PASS"
|
||||
|
||||
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS tenants CASCADE;"
|
||||
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS audit_events CASCADE;"
|
||||
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS config_value_history CASCADE;"
|
||||
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS config_values CASCADE;"
|
||||
|
||||
dbs=$(psql -h localhost -U "$ROLE" -d postgres -tAc "SELECT datname FROM pg_database WHERE datname LIKE 'tenant\_%' ESCAPE '\'")
|
||||
for db in $dbs; do
|
||||
|
||||
Reference in New Issue
Block a user