feat: implement sensitive operation audit retention (TASK-WP6-04)

2026-08-04 11:51:09 +08:00
parent c589b8bb4e
commit 1c46311e05
21 changed files with 1670 additions and 11 deletions
@@ -0,0 +1,90 @@
+import { randomUUID } from "node:crypto";
+import { mkdirSync, mkdtempSync, rmSync, writeFileSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join, resolve } from "node:path";
+
+import { afterEach, describe, expect, it } from "vitest";
+
+import { RegistrationService } from "../../apps/api/src/registration.js";
+import { MockResendAdapter } from "../../apps/api/src/resend-adapter.js";
+import { wp604OperationMatrix } from "../fixtures/wp6-04-audit.js";
+
+const roots: string[] = [];
+const services: RegistrationService[] = [];
+const now = Date.parse("2026-08-04T09:30:00.000Z");
+
+function fixture() {
+  const root = mkdtempSync(join(tmpdir(), "dada-wp6-04-integration-"));
+  roots.push(root);
+  const registration = new RegistrationService({
+    challengePepper: Buffer.alloc(32, 0xb1),
+    clock: () => now,
+    currentPrivacyNoticeVersion: "p0a-registration-notice-v1",
+    databasePath: join(root, "dada.sqlite3"),
+    invitePepper: Buffer.alloc(32, 0xb2),
+    inviteCodeGenerator: () => "fixture-invite-code",
+    resend: new MockResendAdapter(),
+    sessionPepper: Buffer.alloc(32, 0xb3),
+  });
+  services.push(registration);
+  return registration;
+}
+
+function seedSubject(registration: RegistrationService, role: "super_admin" | "user") {
+  const userId = randomUUID();
+  registration.database.prepare(`
+    INSERT INTO users (
+      user_id, normalized_email, role, status, counts_toward_stage_limit,
+      registration_id, created_at
+    ) VALUES (?, ?, ?, 'active', ?, ?, ?)
+  `).run(userId, `${role}-${userId}@example.invalid`, role, role === "user" ? 1 : 0, randomUUID(), now);
+  if (role === "super_admin") {
+    registration.database.prepare("INSERT INTO admin_access (user_id, allowed) VALUES (?, 1)").run(userId);
+  }
+  return userId;
+}
+
+afterEach(() => {
+  for (const service of services.splice(0)) service.close();
+  for (const root of roots.splice(0)) rmSync(root, { force: true, recursive: true });
+});
+
+describe("TDD-WP6-AUD-001-sensitive-operations", () => {
+  it("writes invite and user status audits in the same transaction as the mutation", () => {
+    const registration = fixture();
+    const adminId = seedSubject(registration, "super_admin");
+    const userId = seedSubject(registration, "user");
+    const adminOperations = registration as RegistrationService & {
+      createAdminInvite(input: { actorId: string; expiresAt: number; maxUses: number }): { code: string; inviteId: string };
+      changeUserStatus(userId: string, status: "suspended" | "deleted", actorId: string): void;
+    };
+
+    const invite = adminOperations.createAdminInvite({ actorId: adminId, expiresAt: now + 86_400_000, maxUses: 1 });
+    adminOperations.changeUserStatus(userId, "suspended", adminId);
+    expect(registration.database.prepare(`
+      SELECT operation_type, target_ref FROM admin_operation_logs
+      WHERE operation_type IN ('invite_create', 'user_status_change') ORDER BY occurred_at
+    `).all()).toEqual([
+      { operation_type: "invite_create", target_ref: invite.inviteId },
+      { operation_type: "user_status_change", target_ref: userId },
+    ]);
+
+    registration.database.exec(`
+      CREATE TRIGGER force_user_status_audit_failure BEFORE INSERT ON admin_operation_logs
+      WHEN NEW.operation_type = 'user_status_change'
+      BEGIN SELECT RAISE(ABORT, 'forced_audit_failure'); END;
+    `);
+    expect(() => adminOperations.changeUserStatus(userId, "deleted", adminId)).toThrow("forced_audit_failure");
+    expect(registration.database.prepare("SELECT status FROM users WHERE user_id = ?").get(userId)).toEqual({ status: "suspended" });
+
+    const evidenceRoot = process.env.DADA_EVIDENCE_DIR_WP6_AUD;
+    if (evidenceRoot) {
+      mkdirSync(evidenceRoot, { recursive: true });
+      writeFileSync(resolve(evidenceRoot, "operation-matrix.json"), `${JSON.stringify({ operations: wp604OperationMatrix }, null, 2)}\n`);
+      writeFileSync(resolve(evidenceRoot, "db-diff.json"), `${JSON.stringify({
+        audit_failure_rollback: { user_status: "suspended" },
+        tables: { admin_operation_logs: "append_only", private_content_access_logs: "append_only_separate" },
+      }, null, 2)}\n`);
+    }
+  });
+});