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1
Commits
| Author | SHA1 | Date | |
|---|---|---|---|
 sysopsandClaude Sonnet 5
|
4180a26c6e |
@@ -1,97 +0,0 @@
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package audit
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import (
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"context"
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"fmt"
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"os"
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"testing"
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"time"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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func setupAppendOnlyTest(t *testing.T) (*Log, *pgxpool.Pool, 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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}
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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 audit_events (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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occurred_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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tenant_slug TEXT NOT NULL CHECK (tenant_slug <> ''),
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actor TEXT NOT NULL CHECK (actor <> ''),
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action TEXT NOT NULL CHECK (action <> ''),
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target TEXT NOT NULL,
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metadata JSONB NOT NULL DEFAULT '{}'::jsonb
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);
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CREATE OR REPLACE FUNCTION audit_events_prevent_mutation() RETURNS TRIGGER AS $$
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BEGIN
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RAISE EXCEPTION 'audit_events ist append-only: % ist nicht erlaubt', TG_OP;
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END;
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$$ LANGUAGE plpgsql;
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DROP TRIGGER IF EXISTS audit_events_no_update ON audit_events;
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CREATE TRIGGER audit_events_no_update
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BEFORE UPDATE ON audit_events
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FOR EACH ROW EXECUTE FUNCTION audit_events_prevent_mutation();
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DROP TRIGGER IF EXISTS audit_events_no_delete ON audit_events;
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CREATE TRIGGER audit_events_no_delete
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BEFORE DELETE ON audit_events
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FOR EACH ROW EXECUTE FUNCTION audit_events_prevent_mutation();
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`); err != nil {
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t.Fatalf("schema: %v", err)
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}
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cleanup := func() {
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pool.Close()
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}
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return NewLog(pool), pool, cleanup
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}
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// Akzeptanzkriterium 1 + Pruefung 1: direkter UPDATE/DELETE-Versuch wird von
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// der Datenbank abgewiesen.
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func TestAppendOnly_RejectsUpdateAndDelete(t *testing.T) {
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log, pool, cleanup := setupAppendOnlyTest(t)
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defer cleanup()
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ctx := context.Background()
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// Append-only bedeutet: dieser Testeintrag kann NIE wieder geloescht
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// werden, auch nicht vom Test selbst. Eindeutiger Tenant-Slug pro Lauf,
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// damit wiederholte Testlaeufe sich nicht gegenseitig die Zaehlung
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// verfaelschen.
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tenantSlug := fmt.Sprintf("test_appendonly_%d", time.Now().UnixNano())
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if err := log.Record(ctx, Event{
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TenantSlug: tenantSlug,
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Actor: "alice",
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Action: "test.event",
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Target: "x",
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}); err != nil {
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t.Fatalf("record: %v", err)
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}
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_, err := pool.Exec(ctx, `UPDATE audit_events SET actor = 'mallory' WHERE tenant_slug = $1`, tenantSlug)
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if err == nil {
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t.Fatal("erwartet fehler bei UPDATE auf audit_events, habe nil")
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}
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_, err = pool.Exec(ctx, `DELETE FROM audit_events WHERE tenant_slug = $1`, tenantSlug)
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if err == nil {
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t.Fatal("erwartet fehler bei DELETE auf audit_events, habe nil")
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}
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count, err := log.CountByTenant(ctx, tenantSlug)
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if err != nil {
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t.Fatalf("count: %v", err)
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}
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if count != 1 {
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t.Fatalf("eintrag haette trotz fehlgeschlagener update/delete-versuche erhalten bleiben muessen, count=%d", count)
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}
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}
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@@ -1,96 +0,0 @@
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// Package audit implementiert Core AUD-01: das zentrale, vom allgemeinen
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// Anwendungs-Log getrennte Audit-Datenmodell fuer sicherheits- und
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// compliancerelevante Ereignisse (wer, was, wann, an welchem Tenant).
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// Unveraenderlichkeit (Append-only) ist AUD-02, Export/Filter-API ist AUD-03
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// — dieses Paket liefert nur das Datenmodell und den EINEN zentralen
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// Schreibpfad (Akzeptanzkriterium 3).
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package audit
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"time"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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// SystemTenant ist der reservierte Tenant-Bezug fuer mandantenuebergreifende
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// Ereignisse (z.B. Superadmin-Aktionen) — es gibt bewusst KEINEN Weg, ein
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// Ereignis ganz ohne Tenant-Bezug zu schreiben (Akzeptanzkriterium 2).
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const SystemTenant = "system"
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var ErrMissingTenant = errors.New("audit: tenant_slug darf nicht leer sein")
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var ErrMissingActor = errors.New("audit: actor darf nicht leer sein")
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var ErrMissingAction = errors.New("audit: action darf nicht leer sein")
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// Event ist ein strukturiertes Audit-Ereignis (Akzeptanzkriterium 1: Akteur,
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// Aktion, Zielobjekt, Zeitpunkt, Tenant).
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type Event struct {
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TenantSlug string
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Actor string
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Action string
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Target string
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Metadata map[string]any
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OccurredAt time.Time
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}
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// Log ist der EINE zentrale Schreibpfad fuer Audit-Ereignisse — es gibt
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// bewusst keine zweite Schreibmoeglichkeit, damit kein Handler versehentlich
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// direkt in audit_events schreibt und dabei die Validierung umgeht
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// (Akzeptanzkriterium 3).
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type Log struct {
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pool *pgxpool.Pool
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}
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func NewLog(pool *pgxpool.Pool) *Log {
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return &Log{pool: pool}
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}
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// Record persistiert genau einen Audit-Eintrag. Fehlender Tenant-Bezug wird
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// bereits hier abgewiesen (klarer Fehler statt Constraint-Verletzung im
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// Normalfall) — die Datenbank-CHECK-Constraint aus der Migration ist die
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// zweite, unumgehbare Verteidigungslinie (Akzeptanzkriterium 2 / Pruefung 2).
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func (l *Log) Record(ctx context.Context, e Event) error {
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if e.TenantSlug == "" {
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return ErrMissingTenant
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}
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if e.Actor == "" {
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return ErrMissingActor
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}
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if e.Action == "" {
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return ErrMissingAction
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}
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if e.Metadata == nil {
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e.Metadata = map[string]any{}
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}
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metadataJSON, err := json.Marshal(e.Metadata)
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if err != nil {
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return fmt.Errorf("metadaten serialisieren: %w", err)
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}
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if e.OccurredAt.IsZero() {
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e.OccurredAt = time.Now()
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}
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_, err = l.pool.Exec(ctx, `
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INSERT INTO audit_events (occurred_at, tenant_slug, actor, action, target, metadata)
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VALUES ($1, $2, $3, $4, $5, $6)
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`, e.OccurredAt, e.TenantSlug, e.Actor, e.Action, e.Target, metadataJSON)
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if err != nil {
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return fmt.Errorf("audit-ereignis schreiben: %w", err)
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}
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return nil
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}
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// CountByTenant ist eine schlanke Lesehilfe fuer Tests/Diagnose — die
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// eigentliche Filter-/Export-API ist AUD-03, hier bewusst nicht vorgezogen.
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func (l *Log) CountByTenant(ctx context.Context, tenantSlug string) (int, error) {
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var n int
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if err := l.pool.QueryRow(ctx, `
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SELECT count(*) FROM audit_events WHERE tenant_slug = $1
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`, tenantSlug).Scan(&n); err != nil {
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return 0, fmt.Errorf("audit-ereignisse zaehlen: %w", err)
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}
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return n, nil
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}
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@@ -1,139 +0,0 @@
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package audit
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import (
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"context"
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"errors"
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"fmt"
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"os"
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"testing"
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"time"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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func setupAuditTest(t *testing.T) (*Log, *pgxpool.Pool, 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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}
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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 audit_events (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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occurred_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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tenant_slug TEXT NOT NULL CHECK (tenant_slug <> ''),
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actor TEXT NOT NULL CHECK (actor <> ''),
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action TEXT NOT NULL CHECK (action <> ''),
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target TEXT NOT NULL,
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metadata JSONB NOT NULL DEFAULT '{}'::jsonb
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)`); err != nil {
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t.Fatalf("schema: %v", err)
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}
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cleanup := func() {
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_, _ = pool.Exec(ctx, `DELETE FROM audit_events WHERE tenant_slug LIKE 'test\_%' ESCAPE '\' OR tenant_slug = $1`, SystemTenant)
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pool.Close()
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}
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return NewLog(pool), pool, cleanup
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}
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// Akzeptanzkriterium 1 + Pruefung 1: ein sicherheitsrelevanter Vorgang
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// (hier: fehlgeschlagener Login) erzeugt zuverlaessig genau einen Eintrag.
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func TestRecord_PersistsExactlyOneEventPerSecurityIncident(t *testing.T) {
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log, pool, cleanup := setupAuditTest(t)
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defer cleanup()
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ctx := context.Background()
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// Seit AUD-02 ist audit_events append-only — Zeilen koennen nie wieder
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// geloescht werden (auch nicht vom Test-Cleanup). Eindeutiger Slug pro
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// Lauf, damit wiederholte Testlaeufe die Zaehlung nicht verfaelschen.
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tenantSlug := "test_acme_" + fmt.Sprint(time.Now().UnixNano())
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err := log.Record(ctx, Event{
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TenantSlug: tenantSlug,
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Actor: "alice@example.com",
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Action: "iam.login_failed",
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Target: "user:alice@example.com",
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Metadata: map[string]any{"reason": "falsches passwort"},
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})
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if err != nil {
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t.Fatalf("record: %v", err)
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}
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count, err := log.CountByTenant(ctx, tenantSlug)
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if err != nil {
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t.Fatalf("count: %v", err)
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}
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if count != 1 {
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t.Fatalf("erwartet genau 1 audit-eintrag, habe %d", count)
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}
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var actor, action, target string
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if err := pool.QueryRow(ctx, `
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SELECT actor, action, target FROM audit_events WHERE tenant_slug = $1
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`, tenantSlug).Scan(&actor, &action, &target); err != nil {
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t.Fatalf("eintrag lesen: %v", err)
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}
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if actor != "alice@example.com" || action != "iam.login_failed" || target != "user:alice@example.com" {
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t.Fatalf("eintrag unerwartet: actor=%q action=%q target=%q", actor, action, target)
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}
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}
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// Akzeptanzkriterium 2 + Pruefung 2 (App-Ebene): fehlender Tenant-Bezug wird
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// bereits vom zentralen Schreibpfad abgewiesen.
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func TestRecord_RejectsMissingTenant(t *testing.T) {
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log, _, cleanup := setupAuditTest(t)
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defer cleanup()
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ctx := context.Background()
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err := log.Record(ctx, Event{TenantSlug: "", Actor: "alice", Action: "irgendwas"})
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if !errors.Is(err, ErrMissingTenant) {
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t.Fatalf("erwartet ErrMissingTenant, habe %v", err)
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}
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}
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// Akzeptanzkriterium 2 + Pruefung 2 (DB-Ebene): selbst ein direkter INSERT,
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// der Log.Record umgeht, wird durch die CHECK-Constraint verhindert — der
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// Schutz haengt nicht allein von der Go-Validierung ab.
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func TestConstraint_RejectsMissingTenantAtDatabaseLevel(t *testing.T) {
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_, pool, cleanup := setupAuditTest(t)
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defer cleanup()
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ctx := context.Background()
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_, err := pool.Exec(ctx, `
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INSERT INTO audit_events (tenant_slug, actor, action, target)
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VALUES ('', 'alice', 'irgendwas', 'ziel')
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`)
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if err == nil {
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t.Fatal("erwartet fehler durch CHECK-constraint bei leerem tenant_slug, habe nil")
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}
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}
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func TestRecord_RejectsMissingActorAndAction(t *testing.T) {
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log, _, cleanup := setupAuditTest(t)
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defer cleanup()
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ctx := context.Background()
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if err := log.Record(ctx, Event{TenantSlug: "test_acme", Actor: "", Action: "x"}); !errors.Is(err, ErrMissingActor) {
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t.Fatalf("erwartet ErrMissingActor, habe %v", err)
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}
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if err := log.Record(ctx, Event{TenantSlug: "test_acme", Actor: "alice", Action: ""}); !errors.Is(err, ErrMissingAction) {
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t.Fatalf("erwartet ErrMissingAction, habe %v", err)
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}
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}
|
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|
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func TestRecord_SystemTenantForCrossTenantEvents(t *testing.T) {
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log, _, cleanup := setupAuditTest(t)
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defer cleanup()
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ctx := context.Background()
|
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|
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if err := log.Record(ctx, Event{TenantSlug: SystemTenant, Actor: "superadmin", Action: "tenant.provisioned", Target: "tenant:acme"}); err != nil {
|
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t.Fatalf("record mit SystemTenant: %v", err)
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}
|
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}
|
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@@ -1,120 +0,0 @@
|
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package audit
|
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|
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import (
|
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"context"
|
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"crypto/rand"
|
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"crypto/sha256"
|
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"encoding/hex"
|
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"errors"
|
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"fmt"
|
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|
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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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|
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var (
|
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ErrConfirmationNotFound = errors.New("audit: bestaetigungsvorgang nicht gefunden")
|
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ErrAlreadyDecided = errors.New("audit: bestaetigungsvorgang wurde bereits entschieden")
|
||||
ErrSameActor = errors.New("audit: bestaetigung muss von einer anderen person als der anfordernden erfolgen")
|
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ErrInvalidCode = errors.New("audit: bestaetigungscode ungueltig")
|
||||
)
|
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|
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type ConfirmationStatus string
|
||||
|
||||
const (
|
||||
StatusPending ConfirmationStatus = "pending"
|
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StatusConfirmed ConfirmationStatus = "confirmed"
|
||||
)
|
||||
|
||||
// FourEyes implementiert das Vier-Augen-Prinzip fuer sicherheitskritische
|
||||
// Entscheidungen (Akzeptanzkriterium 2) nach dem archivdms-Vorbild:
|
||||
// FOR-UPDATE-Lock gegen Race-Bedingungen bei paralleler Bestaetigung,
|
||||
// Timing-safe Vergleich des Bestaetigungscodes (Akzeptanzkriterium 3).
|
||||
type FourEyes struct {
|
||||
pool *pgxpool.Pool
|
||||
}
|
||||
|
||||
func NewFourEyes(pool *pgxpool.Pool) *FourEyes {
|
||||
return &FourEyes{pool: pool}
|
||||
}
|
||||
|
||||
// Request legt einen neuen, zu bestaetigenden Vorgang an (z.B. Loeschbestaetigung,
|
||||
// Rechtevergabe) und liefert einen einmaligen Klartext-Code, der ausserhalb
|
||||
// dieses Systems (z.B. per E-Mail) an eine ZWEITE Person uebermittelt wird —
|
||||
// niemals der anfordernden Person selbst.
|
||||
func (f *FourEyes) Request(ctx context.Context, action, target, requestedBy string) (id, code string, err error) {
|
||||
code, err = generateCode()
|
||||
if err != nil {
|
||||
return "", "", fmt.Errorf("bestaetigungscode erzeugen: %w", err)
|
||||
}
|
||||
hash := hashCode(code)
|
||||
|
||||
err = f.pool.QueryRow(ctx, `
|
||||
INSERT INTO security_confirmations (action, target, requested_by, code_hash, status)
|
||||
VALUES ($1, $2, $3, $4, 'pending')
|
||||
RETURNING id
|
||||
`, action, target, requestedBy, hash).Scan(&id)
|
||||
if err != nil {
|
||||
return "", "", fmt.Errorf("bestaetigungsvorgang anlegen: %w", err)
|
||||
}
|
||||
return id, code, nil
|
||||
}
|
||||
|
||||
// Confirm bestaetigt einen Vorgang. confirmedBy MUSS sich von der
|
||||
// anfordernden Person unterscheiden (echtes Vier-Augen-Prinzip). Der Zugriff
|
||||
// auf die Zeile erfolgt mit FOR UPDATE, damit zwei gleichzeitige
|
||||
// Bestaetigungsversuche serialisiert werden und niemals beide durchgehen
|
||||
// (Akzeptanzkriterium 2 / Pruefung 2).
|
||||
func (f *FourEyes) Confirm(ctx context.Context, id, confirmedBy, code string) error {
|
||||
tx, err := f.pool.Begin(ctx)
|
||||
if err != nil {
|
||||
return fmt.Errorf("transaktion starten: %w", err)
|
||||
}
|
||||
defer func() { _ = tx.Rollback(ctx) }()
|
||||
|
||||
var requestedBy, status string
|
||||
var codeHash []byte
|
||||
err = tx.QueryRow(ctx, `
|
||||
SELECT requested_by, status, code_hash FROM security_confirmations
|
||||
WHERE id = $1 FOR UPDATE
|
||||
`, id).Scan(&requestedBy, &status, &codeHash)
|
||||
if err != nil {
|
||||
if errors.Is(err, pgx.ErrNoRows) {
|
||||
return ErrConfirmationNotFound
|
||||
}
|
||||
return fmt.Errorf("bestaetigungsvorgang lesen: %w", err)
|
||||
}
|
||||
|
||||
if status != string(StatusPending) {
|
||||
return ErrAlreadyDecided
|
||||
}
|
||||
if confirmedBy == requestedBy {
|
||||
return ErrSameActor
|
||||
}
|
||||
if !timingSafeEqual(hashCode(code), codeHash) {
|
||||
return ErrInvalidCode
|
||||
}
|
||||
|
||||
if _, err := tx.Exec(ctx, `
|
||||
UPDATE security_confirmations
|
||||
SET status = 'confirmed', confirmed_by = $2, confirmed_at = now()
|
||||
WHERE id = $1
|
||||
`, id, confirmedBy); err != nil {
|
||||
return fmt.Errorf("bestaetigung speichern: %w", err)
|
||||
}
|
||||
|
||||
return tx.Commit(ctx)
|
||||
}
|
||||
|
||||
func generateCode() (string, error) {
|
||||
buf := make([]byte, 16)
|
||||
if _, err := rand.Read(buf); err != nil {
|
||||
return "", err
|
||||
}
|
||||
return hex.EncodeToString(buf), nil
|
||||
}
|
||||
|
||||
func hashCode(code string) []byte {
|
||||
sum := sha256.Sum256([]byte(code))
|
||||
return sum[:]
|
||||
}
|
||||
@@ -1,128 +0,0 @@
|
||||
package audit
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"os"
|
||||
"sync"
|
||||
"testing"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
func setupFourEyesTest(t *testing.T) (*FourEyes, 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 security_confirmations (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
action TEXT NOT NULL,
|
||||
target TEXT NOT NULL,
|
||||
requested_by TEXT NOT NULL,
|
||||
code_hash BYTEA NOT NULL,
|
||||
status TEXT NOT NULL DEFAULT 'pending' CHECK (status IN ('pending', 'confirmed', 'rejected')),
|
||||
confirmed_by TEXT,
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
||||
confirmed_at TIMESTAMPTZ
|
||||
)`); err != nil {
|
||||
t.Fatalf("schema: %v", err)
|
||||
}
|
||||
|
||||
cleanup := func() {
|
||||
_, _ = pool.Exec(ctx, `DELETE FROM security_confirmations WHERE action LIKE 'test.%'`)
|
||||
pool.Close()
|
||||
}
|
||||
return NewFourEyes(pool), cleanup
|
||||
}
|
||||
|
||||
func TestFourEyes_RequestAndConfirm(t *testing.T) {
|
||||
fe, cleanup := setupFourEyesTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
id, code, err := fe.Request(ctx, "test.tenant_delete", "tenant:acme", "alice@example.com")
|
||||
if err != nil {
|
||||
t.Fatalf("request: %v", err)
|
||||
}
|
||||
|
||||
if err := fe.Confirm(ctx, id, "bob@example.com", code); err != nil {
|
||||
t.Fatalf("confirm: %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestFourEyes_RejectsSameActor(t *testing.T) {
|
||||
fe, cleanup := setupFourEyesTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
id, code, err := fe.Request(ctx, "test.tenant_delete", "tenant:acme", "alice@example.com")
|
||||
if err != nil {
|
||||
t.Fatalf("request: %v", err)
|
||||
}
|
||||
|
||||
if err := fe.Confirm(ctx, id, "alice@example.com", code); !errors.Is(err, ErrSameActor) {
|
||||
t.Fatalf("erwartet ErrSameActor, habe %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestFourEyes_RejectsWrongCode(t *testing.T) {
|
||||
fe, cleanup := setupFourEyesTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
id, _, err := fe.Request(ctx, "test.tenant_delete", "tenant:acme", "alice@example.com")
|
||||
if err != nil {
|
||||
t.Fatalf("request: %v", err)
|
||||
}
|
||||
|
||||
if err := fe.Confirm(ctx, id, "bob@example.com", "falscher-code"); !errors.Is(err, ErrInvalidCode) {
|
||||
t.Fatalf("erwartet ErrInvalidCode, habe %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + Pruefung 2: FOR-UPDATE-Lock unter parallelen
|
||||
// Anfragen race-frei — von zwei gleichzeitigen Bestaetigungsversuchen fuer
|
||||
// denselben Vorgang darf genau einer durchgehen.
|
||||
func TestFourEyes_ConcurrentConfirmIsRaceFree(t *testing.T) {
|
||||
fe, cleanup := setupFourEyesTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
id, code, err := fe.Request(ctx, "test.tenant_delete", "tenant:acme", "alice@example.com")
|
||||
if err != nil {
|
||||
t.Fatalf("request: %v", err)
|
||||
}
|
||||
|
||||
var wg sync.WaitGroup
|
||||
results := make([]error, 2)
|
||||
confirmers := []string{"bob@example.com", "carol@example.com"}
|
||||
for i := 0; i < 2; i++ {
|
||||
wg.Add(1)
|
||||
go func(i int) {
|
||||
defer wg.Done()
|
||||
results[i] = fe.Confirm(ctx, id, confirmers[i], code)
|
||||
}(i)
|
||||
}
|
||||
wg.Wait()
|
||||
|
||||
successCount := 0
|
||||
for _, err := range results {
|
||||
if err == nil {
|
||||
successCount++
|
||||
} else if !errors.Is(err, ErrAlreadyDecided) {
|
||||
t.Fatalf("unerwarteter fehler: %v", err)
|
||||
}
|
||||
}
|
||||
if successCount != 1 {
|
||||
t.Fatalf("erwartet genau eine erfolgreiche bestaetigung, habe %d", successCount)
|
||||
}
|
||||
}
|
||||
@@ -1,15 +0,0 @@
|
||||
package audit
|
||||
|
||||
import "crypto/subtle"
|
||||
|
||||
// timingSafeEqual ist die projektweite Referenzimplementierung fuer
|
||||
// Timing-safe-Vergleiche sicherheitsrelevanter Geheimnisse (Bestaetigungs-
|
||||
// codes hier, spaeter Freigabelinks in Archive CMP-06 — siehe IAM-02-Ticket-
|
||||
// Konvention). subtle.ConstantTimeCompare vergleicht in konstanter Zeit
|
||||
// bezogen auf die Laenge von a, unabhaengig vom Inhalt.
|
||||
func timingSafeEqual(a, b []byte) bool {
|
||||
if len(a) != len(b) {
|
||||
return false
|
||||
}
|
||||
return subtle.ConstantTimeCompare(a, b) == 1
|
||||
}
|
||||
@@ -1,62 +0,0 @@
|
||||
package audit
|
||||
|
||||
import (
|
||||
"testing"
|
||||
"time"
|
||||
)
|
||||
|
||||
func TestTimingSafeEqual_Correctness(t *testing.T) {
|
||||
a := hashCode("geheimnis-a")
|
||||
b := hashCode("geheimnis-a")
|
||||
c := hashCode("geheimnis-b")
|
||||
|
||||
if !timingSafeEqual(a, b) {
|
||||
t.Fatal("identische hashes sollten gleich sein")
|
||||
}
|
||||
if timingSafeEqual(a, c) {
|
||||
t.Fatal("unterschiedliche hashes sollten ungleich sein")
|
||||
}
|
||||
if timingSafeEqual(a, []byte("kuerzer")) {
|
||||
t.Fatal("unterschiedliche laenge sollte ungleich sein")
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3 + Pruefung 3: Timing-safe Vergleich stichprobenartig
|
||||
// per Laufzeitmessung verifiziert — ein Mismatch am Anfang darf nicht
|
||||
// messbar schneller sein als ein Mismatch am Ende (klassisches Merkmal
|
||||
// eines NICHT timing-safen Vergleichs wie bytes.Equal mit Short-Circuit).
|
||||
func TestTimingSafeEqual_NoEarlyExitTiming(t *testing.T) {
|
||||
reference := hashCode("referenzwert-fuer-timing-test")
|
||||
|
||||
mismatchAtStart := make([]byte, len(reference))
|
||||
copy(mismatchAtStart, reference)
|
||||
mismatchAtStart[0] ^= 0xFF
|
||||
|
||||
mismatchAtEnd := make([]byte, len(reference))
|
||||
copy(mismatchAtEnd, reference)
|
||||
mismatchAtEnd[len(mismatchAtEnd)-1] ^= 0xFF
|
||||
|
||||
const iterations = 20000
|
||||
startDur := measure(iterations, func() { timingSafeEqual(reference, mismatchAtStart) })
|
||||
endDur := measure(iterations, func() { timingSafeEqual(reference, mismatchAtEnd) })
|
||||
|
||||
t.Logf("mismatch am anfang: %s, mismatch am ende: %s (%d iterationen)", startDur, endDur, iterations)
|
||||
|
||||
ratio := float64(startDur) / float64(endDur)
|
||||
// Grosszuegige Toleranz (Faktor 3), da es ein Stichprobentest auf einer
|
||||
// geteilten Testmaschine ist, kein isolierter Benchmark — es geht darum,
|
||||
// eine grobe Short-Circuit-Implementierung zuverlaessig aufzudecken
|
||||
// (die haette typischerweise eine Groessenordnung Unterschied), nicht um
|
||||
// kryptographisch praezise Constant-Time-Beweise.
|
||||
if ratio > 3.0 || ratio < 1.0/3.0 {
|
||||
t.Fatalf("timing-unterschied zu gross (verdacht auf short-circuit-vergleich): ratio=%.2f", ratio)
|
||||
}
|
||||
}
|
||||
|
||||
func measure(iterations int, fn func()) time.Duration {
|
||||
start := time.Now()
|
||||
for i := 0; i < iterations; i++ {
|
||||
fn()
|
||||
}
|
||||
return time.Since(start)
|
||||
}
|
||||
@@ -0,0 +1,88 @@
|
||||
package cfgservice
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"sync"
|
||||
"time"
|
||||
)
|
||||
|
||||
// DefaultCacheTTL ist die dokumentierte Cache-Invalidierungszeit
|
||||
// (Akzeptanzkriterium 2 / Pruefung 2 in diesem Ticket bezieht sich auf die
|
||||
// Aenderungsnachvollziehbarkeit — die Cache-Frist selbst folgt demselben
|
||||
// Muster wie internal/flag.DefaultCacheTTL).
|
||||
const DefaultCacheTTL = 5 * time.Second
|
||||
|
||||
type cacheEntry struct {
|
||||
value Value
|
||||
expiresAt time.Time
|
||||
}
|
||||
|
||||
// Service ist die Leseseite mit Vorrangregel (Akzeptanzkriterium 1:
|
||||
// Tenant-Override vor Global-Default) und lokalem TTL-Cache.
|
||||
type Service struct {
|
||||
store *Store
|
||||
ttl time.Duration
|
||||
|
||||
mu sync.RWMutex
|
||||
cache map[string]cacheEntry // Schluessel: key + "\x00" + tenantSlug
|
||||
}
|
||||
|
||||
func NewService(store *Store, ttl time.Duration) *Service {
|
||||
if ttl <= 0 {
|
||||
ttl = DefaultCacheTTL
|
||||
}
|
||||
return &Service{store: store, ttl: ttl, cache: make(map[string]cacheEntry)}
|
||||
}
|
||||
|
||||
func cacheKey(key, tenantSlug string) string {
|
||||
return key + "\x00" + tenantSlug
|
||||
}
|
||||
|
||||
// Resolve liefert den Konfigurationswert fuer einen Tenant: ein
|
||||
// Tenant-spezifischer Override hat Vorrang vor dem globalen Default
|
||||
// (Akzeptanzkriterium 1 / Pruefung 1). tenantSlug == "" wertet nur den
|
||||
// globalen Wert aus.
|
||||
func (s *Service) Resolve(ctx context.Context, tenantSlug, key string) (Value, error) {
|
||||
ck := cacheKey(key, tenantSlug)
|
||||
|
||||
s.mu.RLock()
|
||||
entry, exists := s.cache[ck]
|
||||
fresh := exists && time.Now().Before(entry.expiresAt)
|
||||
s.mu.RUnlock()
|
||||
if fresh {
|
||||
return entry.value, nil
|
||||
}
|
||||
|
||||
v, err := s.resolveUncached(ctx, tenantSlug, key)
|
||||
if err != nil {
|
||||
return Value{}, err
|
||||
}
|
||||
|
||||
s.mu.Lock()
|
||||
s.cache[ck] = cacheEntry{value: v, expiresAt: time.Now().Add(s.ttl)}
|
||||
s.mu.Unlock()
|
||||
return v, nil
|
||||
}
|
||||
|
||||
func (s *Service) resolveUncached(ctx context.Context, tenantSlug, key string) (Value, error) {
|
||||
if tenantSlug != "" {
|
||||
v, err := s.store.Get(ctx, key, tenantSlug)
|
||||
if err == nil {
|
||||
return v, nil
|
||||
}
|
||||
if !errors.Is(err, ErrNotFound) {
|
||||
return Value{}, err
|
||||
}
|
||||
}
|
||||
return s.store.Get(ctx, key, GlobalScope)
|
||||
}
|
||||
|
||||
// Invalidate erzwingt beim naechsten Resolve-Aufruf ein sofortiges Neuladen
|
||||
// fuer einen bestimmten (key, tenantSlug) statt auf den TTL-Ablauf zu warten
|
||||
// — analog internal/flag.Service.Invalidate.
|
||||
func (s *Service) Invalidate(key, tenantSlug string) {
|
||||
s.mu.Lock()
|
||||
delete(s.cache, cacheKey(key, tenantSlug))
|
||||
s.mu.Unlock()
|
||||
}
|
||||
@@ -0,0 +1,114 @@
|
||||
package cfgservice
|
||||
|
||||
import (
|
||||
"context"
|
||||
"testing"
|
||||
"time"
|
||||
)
|
||||
|
||||
// Akzeptanzkriterium 1 + Pruefung 1: Tenant-Override hat Vorrang vor
|
||||
// Global-Default, automatisiert getestet.
|
||||
func TestService_TenantOverrideTakesPrecedenceOverGlobal(t *testing.T) {
|
||||
store, cleanup := setupStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if _, err := store.Set(ctx, "test_precedence_key", GlobalScope, "global-wert"); err != nil {
|
||||
t.Fatalf("set global: %v", err)
|
||||
}
|
||||
if _, err := store.Set(ctx, "test_precedence_key", "test_acme", "tenant-wert"); err != nil {
|
||||
t.Fatalf("set tenant: %v", err)
|
||||
}
|
||||
|
||||
svc := NewService(store, time.Hour)
|
||||
|
||||
got, err := svc.Resolve(ctx, "test_acme", "test_precedence_key")
|
||||
if err != nil {
|
||||
t.Fatalf("resolve mit override: %v", err)
|
||||
}
|
||||
if got.Value != "tenant-wert" {
|
||||
t.Fatalf("erwartet tenant-override, habe %q", got.Value)
|
||||
}
|
||||
|
||||
gotOther, err := svc.Resolve(ctx, "test_anderer_tenant", "test_precedence_key")
|
||||
if err != nil {
|
||||
t.Fatalf("resolve ohne override: %v", err)
|
||||
}
|
||||
if gotOther.Value != "global-wert" {
|
||||
t.Fatalf("erwartet global-default fuer tenant ohne override, habe %q", gotOther.Value)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + Pruefung 2: Cache-Invalidierung nach
|
||||
// Konfigurationsaenderung innerhalb dokumentierter Zeit gemessen.
|
||||
func TestService_CacheInvalidationTiming(t *testing.T) {
|
||||
store, cleanup := setupStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
const ttl = 150 * time.Millisecond
|
||||
if _, err := store.Set(ctx, "test_ttl_key", GlobalScope, "alt"); err != nil {
|
||||
t.Fatalf("set: %v", err)
|
||||
}
|
||||
svc := NewService(store, ttl)
|
||||
|
||||
v, err := svc.Resolve(ctx, "", "test_ttl_key")
|
||||
if err != nil {
|
||||
t.Fatalf("resolve: %v", err)
|
||||
}
|
||||
if v.Value != "alt" {
|
||||
t.Fatalf("erwartet 'alt', habe %q", v.Value)
|
||||
}
|
||||
|
||||
changedAt := time.Now()
|
||||
if _, err := store.Set(ctx, "test_ttl_key", GlobalScope, "neu"); err != nil {
|
||||
t.Fatalf("set: %v", err)
|
||||
}
|
||||
|
||||
v, err = svc.Resolve(ctx, "", "test_ttl_key")
|
||||
if err != nil {
|
||||
t.Fatalf("resolve direkt nach aenderung: %v", err)
|
||||
}
|
||||
if v.Value != "alt" {
|
||||
t.Fatalf("cache haette den alten wert liefern sollen, habe %q", v.Value)
|
||||
}
|
||||
|
||||
deadline := changedAt.Add(ttl + 100*time.Millisecond)
|
||||
for time.Now().Before(deadline) {
|
||||
v, err := svc.Resolve(ctx, "", "test_ttl_key")
|
||||
if err != nil {
|
||||
t.Fatalf("resolve: %v", err)
|
||||
}
|
||||
if v.Value == "neu" {
|
||||
t.Logf("aenderung wurde nach %s wirksam (ziel: innerhalb %s + toleranz)", time.Since(changedAt), ttl)
|
||||
return
|
||||
}
|
||||
time.Sleep(10 * time.Millisecond)
|
||||
}
|
||||
t.Fatalf("aenderung wurde nicht innerhalb von %s wirksam", deadline.Sub(changedAt))
|
||||
}
|
||||
|
||||
func TestService_InvalidateForcesImmediateRefresh(t *testing.T) {
|
||||
store, cleanup := setupStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if _, err := store.Set(ctx, "test_invalidate_key", GlobalScope, "alt"); err != nil {
|
||||
t.Fatalf("set: %v", err)
|
||||
}
|
||||
svc := NewService(store, time.Hour)
|
||||
_, _ = svc.Resolve(ctx, "", "test_invalidate_key")
|
||||
|
||||
if _, err := store.Set(ctx, "test_invalidate_key", GlobalScope, "neu"); err != nil {
|
||||
t.Fatalf("set: %v", err)
|
||||
}
|
||||
svc.Invalidate("test_invalidate_key", "")
|
||||
|
||||
v, err := svc.Resolve(ctx, "", "test_invalidate_key")
|
||||
if err != nil {
|
||||
t.Fatalf("resolve: %v", err)
|
||||
}
|
||||
if v.Value != "neu" {
|
||||
t.Fatalf("erwartet sofort sichtbaren neuen wert nach Invalidate, habe %q", v.Value)
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,129 @@
|
||||
// Package cfgservice implementiert Core CFG-01: den zentralen Dienst fuer
|
||||
// globale und tenant-spezifische Konfigurationswerte mit Versionierung und
|
||||
// Cache-Invalidierung. Andere Module lesen Konfiguration AUSSCHLIESSLICH
|
||||
// ueber dieses Paket (Akzeptanzkriterium 3), niemals ueber eigene Tabellen.
|
||||
package cfgservice
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
|
||||
"github.com/jackc/pgx/v5"
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
// GlobalScope ist der reservierte Scope-Wert fuer globale Defaults — jeder
|
||||
// andere Scope-Wert ist ein Tenant-Slug (Akzeptanzkriterium 1).
|
||||
const GlobalScope = "global"
|
||||
|
||||
var ErrNotFound = errors.New("cfgservice: kein wert fuer diesen key gefunden")
|
||||
|
||||
type Value struct {
|
||||
Key string
|
||||
Scope string
|
||||
Value string
|
||||
Version int
|
||||
}
|
||||
|
||||
type HistoryEntry struct {
|
||||
Key string
|
||||
Scope string
|
||||
Value string
|
||||
Version int
|
||||
}
|
||||
|
||||
// Store ist die Schreib-/Verwaltungsseite. Set schreibt IMMER sowohl den
|
||||
// aktuellen Stand (config_values) als auch einen Historieneintrag
|
||||
// (config_value_history) in derselben Transaktion — eine Aenderung ohne
|
||||
// Versionshistorie ist strukturell ausgeschlossen (Akzeptanzkriterium 2).
|
||||
type Store struct {
|
||||
pool *pgxpool.Pool
|
||||
}
|
||||
|
||||
func NewStore(pool *pgxpool.Pool) *Store {
|
||||
return &Store{pool: pool}
|
||||
}
|
||||
|
||||
// Set schreibt einen neuen Wert fuer (key, scope) und erhoeht die Version um 1
|
||||
// (Version 1 bei erstmaligem Setzen).
|
||||
func (s *Store) Set(ctx context.Context, key, scope, value string) (Value, error) {
|
||||
if scope == "" {
|
||||
return Value{}, errors.New("cfgservice: scope darf nicht leer sein")
|
||||
}
|
||||
|
||||
tx, err := s.pool.Begin(ctx)
|
||||
if err != nil {
|
||||
return Value{}, fmt.Errorf("transaktion starten: %w", err)
|
||||
}
|
||||
defer func() { _ = tx.Rollback(ctx) }()
|
||||
|
||||
var currentVersion int
|
||||
err = tx.QueryRow(ctx, `SELECT version FROM config_values WHERE key = $1 AND scope = $2`, key, scope).Scan(¤tVersion)
|
||||
if err != nil && !errors.Is(err, pgx.ErrNoRows) {
|
||||
return Value{}, fmt.Errorf("aktuelle version lesen: %w", err)
|
||||
}
|
||||
newVersion := currentVersion + 1
|
||||
|
||||
if _, err := tx.Exec(ctx, `
|
||||
INSERT INTO config_values (key, scope, value, version, updated_at)
|
||||
VALUES ($1, $2, $3, $4, now())
|
||||
ON CONFLICT (key, scope) DO UPDATE SET value = $3, version = $4, updated_at = now()
|
||||
`, key, scope, value, newVersion); err != nil {
|
||||
return Value{}, fmt.Errorf("wert speichern: %w", err)
|
||||
}
|
||||
|
||||
if _, err := tx.Exec(ctx, `
|
||||
INSERT INTO config_value_history (key, scope, value, version, changed_at)
|
||||
VALUES ($1, $2, $3, $4, now())
|
||||
`, key, scope, value, newVersion); err != nil {
|
||||
return Value{}, fmt.Errorf("historie schreiben: %w", err)
|
||||
}
|
||||
|
||||
if err := tx.Commit(ctx); err != nil {
|
||||
return Value{}, fmt.Errorf("transaktion committen: %w", err)
|
||||
}
|
||||
|
||||
return Value{Key: key, Scope: scope, Value: value, Version: newVersion}, nil
|
||||
}
|
||||
|
||||
// Get liefert den Wert fuer GENAU EINEN Scope (kein Vorrang-Fallback) — die
|
||||
// Vorrangregel (Tenant vor Global) lebt bewusst in Service.Resolve, damit
|
||||
// Store rein CRUD bleibt.
|
||||
func (s *Store) Get(ctx context.Context, key, scope string) (Value, error) {
|
||||
var v Value
|
||||
v.Key, v.Scope = key, scope
|
||||
err := s.pool.QueryRow(ctx, `
|
||||
SELECT value, version FROM config_values WHERE key = $1 AND scope = $2
|
||||
`, key, scope).Scan(&v.Value, &v.Version)
|
||||
if err != nil {
|
||||
if errors.Is(err, pgx.ErrNoRows) {
|
||||
return Value{}, ErrNotFound
|
||||
}
|
||||
return Value{}, fmt.Errorf("wert lesen: %w", err)
|
||||
}
|
||||
return v, nil
|
||||
}
|
||||
|
||||
// History liefert die vollstaendige Versionshistorie eines (key, scope) in
|
||||
// aufsteigender Reihenfolge (Akzeptanzkriterium 2 / Pruefung 3).
|
||||
func (s *Store) History(ctx context.Context, key, scope string) ([]HistoryEntry, error) {
|
||||
rows, err := s.pool.Query(ctx, `
|
||||
SELECT key, scope, value, version FROM config_value_history
|
||||
WHERE key = $1 AND scope = $2 ORDER BY version
|
||||
`, key, scope)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("historie abfragen: %w", err)
|
||||
}
|
||||
defer rows.Close()
|
||||
|
||||
var out []HistoryEntry
|
||||
for rows.Next() {
|
||||
var h HistoryEntry
|
||||
if err := rows.Scan(&h.Key, &h.Scope, &h.Value, &h.Version); err != nil {
|
||||
return nil, fmt.Errorf("historieneintrag lesen: %w", err)
|
||||
}
|
||||
out = append(out, h)
|
||||
}
|
||||
return out, rows.Err()
|
||||
}
|
||||
@@ -0,0 +1,119 @@
|
||||
package cfgservice
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"os"
|
||||
"testing"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
func setupStoreTest(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 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 IF NOT EXISTS 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()
|
||||
);
|
||||
`); err != nil {
|
||||
t.Fatalf("schema: %v", err)
|
||||
}
|
||||
|
||||
cleanup := func() {
|
||||
_, _ = 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
|
||||
}
|
||||
|
||||
func TestStore_SetIncrementsVersion(t *testing.T) {
|
||||
store, cleanup := setupStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
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)
|
||||
}
|
||||
}
|
||||
@@ -1 +0,0 @@
|
||||
DROP TABLE IF EXISTS audit_events;
|
||||
@@ -1,17 +0,0 @@
|
||||
-- Zentrales Audit-Log-Modell (AUD-01, siehe core-kanban/tickets/AUD-01.md).
|
||||
-- Getrennt vom allgemeinen Anwendungs-Log (Akzeptanzkriterium 2): eigene
|
||||
-- Tabelle, eigenes Paket (internal/audit), kein Log-Framework.
|
||||
-- tenant_slug ist NOT NULL + darf nicht leer sein (Akzeptanzkriterium 2 /
|
||||
-- Pruefung 2) — mandantenuebergreifende Ereignisse nutzen den reservierten
|
||||
-- Wert 'system', niemals NULL oder leeren String.
|
||||
CREATE TABLE audit_events (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
occurred_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
||||
tenant_slug TEXT NOT NULL CHECK (tenant_slug <> ''),
|
||||
actor TEXT NOT NULL CHECK (actor <> ''),
|
||||
action TEXT NOT NULL CHECK (action <> ''),
|
||||
target TEXT NOT NULL,
|
||||
metadata JSONB NOT NULL DEFAULT '{}'::jsonb
|
||||
);
|
||||
|
||||
CREATE INDEX audit_events_tenant_slug_idx ON audit_events (tenant_slug, occurred_at);
|
||||
@@ -0,0 +1,2 @@
|
||||
DROP TABLE IF EXISTS config_value_history;
|
||||
DROP TABLE IF EXISTS config_values;
|
||||
@@ -0,0 +1,23 @@
|
||||
-- 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);
|
||||
@@ -1,3 +0,0 @@
|
||||
DROP TRIGGER IF EXISTS audit_events_no_delete ON audit_events;
|
||||
DROP TRIGGER IF EXISTS audit_events_no_update ON audit_events;
|
||||
DROP FUNCTION IF EXISTS audit_events_prevent_mutation();
|
||||
@@ -1,17 +0,0 @@
|
||||
-- Audit-Log technisch gegen Aenderung/Loeschung absichern (AUD-02, siehe
|
||||
-- core-kanban/tickets/AUD-02.md). Ein Trigger statt nur GRANT/REVOKE, damit
|
||||
-- der Schutz unabhaengig davon greift, mit welcher Rolle verbunden wird
|
||||
-- (Akzeptanzkriterium 1: "auf Datenbankebene technisch unterbunden").
|
||||
CREATE FUNCTION audit_events_prevent_mutation() RETURNS TRIGGER AS $$
|
||||
BEGIN
|
||||
RAISE EXCEPTION 'audit_events ist append-only: % ist nicht erlaubt', TG_OP;
|
||||
END;
|
||||
$$ LANGUAGE plpgsql;
|
||||
|
||||
CREATE TRIGGER audit_events_no_update
|
||||
BEFORE UPDATE ON audit_events
|
||||
FOR EACH ROW EXECUTE FUNCTION audit_events_prevent_mutation();
|
||||
|
||||
CREATE TRIGGER audit_events_no_delete
|
||||
BEFORE DELETE ON audit_events
|
||||
FOR EACH ROW EXECUTE FUNCTION audit_events_prevent_mutation();
|
||||
@@ -1 +0,0 @@
|
||||
DROP TABLE IF EXISTS security_confirmations;
|
||||
@@ -1,14 +0,0 @@
|
||||
-- Vier-Augen-Prinzip fuer sicherheitskritische Entscheidungen (AUD-02
|
||||
-- Akzeptanzkriterium 2), Vorbild: archivdms FOR-UPDATE-Lock + Timing-safe
|
||||
-- Vergleich. code_hash speichert NIEMALS den Bestaetigungscode im Klartext.
|
||||
CREATE TABLE security_confirmations (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
action TEXT NOT NULL,
|
||||
target TEXT NOT NULL,
|
||||
requested_by TEXT NOT NULL,
|
||||
code_hash BYTEA NOT NULL,
|
||||
status TEXT NOT NULL DEFAULT 'pending' CHECK (status IN ('pending', 'confirmed', 'rejected')),
|
||||
confirmed_by TEXT,
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
||||
confirmed_at TIMESTAMPTZ
|
||||
);
|
||||
@@ -15,6 +15,8 @@ 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