TEN-08: tenant-loeschung-unter-retention-vorbehalt-gobd (RetentionChecker-Schnittstelle gegen Archive RET-03/CMP-06, ProcessDueDeletions haelt gesperrte Tenants zurueck)
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@@ -111,10 +111,21 @@ func (r *Registry) CancelDeletion(ctx context.Context, slug string) (Tenant, err
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type Lifecycle struct {
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registry *Registry
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adminPool *pgxpool.Pool
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// retention ist die Pruef-Schnittstelle gegen Archive RET-03/CMP-06 (TEN-08).
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// Default NoRetentionCheck{}, bis Archive angebunden ist — siehe retention.go.
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retention RetentionChecker
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}
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func NewLifecycle(registry *Registry, adminPool *pgxpool.Pool) *Lifecycle {
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return &Lifecycle{registry: registry, adminPool: adminPool}
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return &Lifecycle{registry: registry, adminPool: adminPool, retention: NoRetentionCheck{}}
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}
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// WithRetentionChecker ersetzt den Retention-Checker (z.B. im Test durch einen
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// Fake, oder in Produktion durch den echten Archive-RET-03-Client). Gibt
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// dasselbe *Lifecycle zurueck, um Verkettung beim Aufbau zu erlauben.
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func (l *Lifecycle) WithRetentionChecker(checker RetentionChecker) *Lifecycle {
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l.retention = checker
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return l
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}
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// CheckActive verweigert Zugriff fuer jeden Nicht-aktiv-Zustand und loggt den
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@@ -145,7 +156,7 @@ func (l *Lifecycle) ProcessDueDeletions(ctx context.Context) (int, error) {
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defer func() { _ = tx.Rollback(ctx) }()
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rows, err := tx.Query(ctx, `
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SELECT id, db_name FROM tenants
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SELECT id, slug, db_name FROM tenants
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WHERE status = $1 AND deletion_scheduled_at <= now()
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FOR UPDATE SKIP LOCKED
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`, string(StatusPendingDeletion))
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@@ -153,11 +164,11 @@ func (l *Lifecycle) ProcessDueDeletions(ctx context.Context) (int, error) {
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return 0, fmt.Errorf("faellige loeschungen abfragen: %w", err)
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}
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type due struct{ id, dbName string }
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type due struct{ id, slug, dbName string }
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var candidates []due
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for rows.Next() {
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var d due
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if err := rows.Scan(&d.id, &d.dbName); err != nil {
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if err := rows.Scan(&d.id, &d.slug, &d.dbName); err != nil {
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rows.Close()
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return 0, fmt.Errorf("faellige loeschung lesen: %w", err)
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}
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@@ -170,11 +181,35 @@ func (l *Lifecycle) ProcessDueDeletions(ctx context.Context) (int, error) {
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processed := 0
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for _, c := range candidates {
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// TEN-08: vor der physischen Loeschung gegen Archive RET-03/CMP-06 pruefen.
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// Solange eine Sperre besteht, bleibt der Tenant in pending_deletion
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// ("zur Loeschung vorgemerkt, aber gesperrt") — der Grund wird
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// festgehalten (Akzeptanzkriterium 2), die naechste Sweeper-Runde
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// prueft automatisch erneut (Akzeptanzkriterium 3), ohne dass ein
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// manueller Re-Trigger noetig waere.
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result, err := l.retention.CheckTenantRetention(ctx, c.id)
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if err != nil {
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return processed, fmt.Errorf("retention-pruefung fuer tenant %q: %w", c.id, err)
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}
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if result.Blocked {
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slog.Warn("tenant-loeschung wegen aufbewahrungspflicht/legal-hold zurueckgehalten",
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"tenant_slug", c.slug, "reason", result.Reason)
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if _, err := tx.Exec(ctx, `
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UPDATE tenants SET retention_block_reason = $2, retention_checked_at = now()
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WHERE id = $1
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`, c.id, result.Reason); err != nil {
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return processed, fmt.Errorf("retention-sperrgrund fuer tenant %q speichern: %w", c.id, err)
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}
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continue
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}
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if _, err := l.adminPool.Exec(ctx, fmt.Sprintf(`DROP DATABASE IF EXISTS %q`, c.dbName)); err != nil {
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return processed, fmt.Errorf("tenant-datenbank %q loeschen: %w", c.dbName, err)
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}
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if _, err := tx.Exec(ctx, `
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UPDATE tenants SET status = $2, previous_status = NULL, deletion_scheduled_at = NULL
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UPDATE tenants
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SET status = $2, previous_status = NULL, deletion_scheduled_at = NULL,
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retention_block_reason = NULL, retention_checked_at = now()
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WHERE id = $1
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`, c.id, string(StatusDeleted)); err != nil {
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return processed, fmt.Errorf("tenant %q als geloescht markieren: %w", c.id, err)
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