feat(dsgvo): Art. 17 Anonymisierung von Mitarbeiterkonten
Statt Hard-Delete (kollidiert mit Lohn-/Steuer-Aufbewahrung) werden bei
DSGVO-Löschanfrage die personenbezogenen Felder der bestehenden User-Zeile
überschrieben; referenzierte Daten (Zeit/Abwesenheit/Auszahlung/AuditLog)
bleiben entkoppelt erhalten.
- users.anonymized_at (Migration 0040); UserOut.anonymized_at.
- user_service.anonymize_user: überschreibt Name/E-Mail (eindeutig anon-<id>@deleted.local),
entfernt Auth-Material (Passwort/PIN/QR/NFC/TOTP/LDAP-DN), is_active=False, löscht Sessions,
AuditLog 'user_anonymized'. Personalnummer bleibt reserviert (kein Personenbezug mehr).
Selbst-Anonymisierung (400), Doppelanonymisierung/Reaktivierung anonymisierter Konten (409).
- POST /users/{id}/anonymize (COMPANY_ADMIN/SUPER_ADMIN, mandantengeprüft).
- UsersPage: "Anonymisieren"-Button mit Sicherheitsabfrage + "Anonymisiert"-Badge.
193/193 Tests grün. Deployed 137 + 164.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
This commit is contained in:
@@ -57,6 +57,9 @@ class User(Base):
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# Pro-User-Benachrichtigungseinstellungen (agent-11 PR3). Leeres dict = alle an.
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notification_prefs: Mapped[dict] = mapped_column(JSONB, nullable=False, default=dict, server_default="{}")
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# DSGVO Art. 17: Zeitpunkt der Anonymisierung (Personenbezug entfernt). NULL = aktiv.
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anonymized_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
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# Kiosk auth
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kiosk_pin_hash: Mapped[str | None] = mapped_column(Text)
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kiosk_qr_token: Mapped[str | None] = mapped_column(Text, unique=True)
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@@ -232,6 +232,18 @@ async def reactivate_user(
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return UserOut.model_validate(user)
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@router.post("/{user_id}/anonymize", response_model=UserOut)
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async def anonymize_user(
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user_id: UUID,
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current_user: User = require_role(*_admin_roles),
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db: AsyncSession = Depends(get_db),
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):
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"""DSGVO Art. 17: Personenbezug des Kontos entfernen (nicht umkehrbar).
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Referenzierte Daten (Zeit/Abwesenheit/Auszahlung) bleiben entkoppelt erhalten."""
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user = await user_service.anonymize_user(user_id, current_user, db)
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return UserOut.model_validate(user)
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@router.post("/{user_id}/kiosk-pin", response_model=MessageResponse)
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async def set_kiosk_pin(
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user_id: UUID,
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@@ -30,6 +30,7 @@ class UserOut(BaseModel):
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work_schedule_id: uuid.UUID | None = None
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entry_date: date | None = None
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exit_date: date | None = None
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anonymized_at: datetime | None = None
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class NotificationTypeOut(BaseModel):
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@@ -335,9 +335,57 @@ class UserService:
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async def reactivate(self, user_id: UUID, current_user: User, db: AsyncSession) -> User:
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user = await self.get_by_id(user_id, current_user.company_id, db)
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if user.anonymized_at is not None:
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raise HTTPException(status_code=409, detail="Anonymisierte Konten können nicht reaktiviert werden.")
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user.is_active = True
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return user
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async def anonymize_user(self, user_id: UUID, current_user: User, db: AsyncSession) -> User:
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"""DSGVO Art. 17: Personenbezug eines Users entfernen (statt Hard-Delete).
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Die User-Zeile + alle Referenzen (Zeit, Abwesenheit, Auszahlungen, AuditLog)
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bleiben für die gesetzliche Aufbewahrung erhalten, verlieren aber den Personenbezug.
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Personalnummer bleibt reserviert. Nicht umkehrbar.
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"""
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if user_id == current_user.id:
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raise HTTPException(status_code=400, detail="Das eigene Konto kann nicht anonymisiert werden.")
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user = await self.get_by_id(user_id, current_user.company_id, db)
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if user.anonymized_at is not None:
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raise HTTPException(status_code=409, detail="Konto ist bereits anonymisiert.")
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old = {"first_name": user.first_name, "last_name": user.last_name, "email": user.email}
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# Personenbezogene Felder überschreiben / Auth-Material entfernen
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user.first_name = "Anonymisiert"
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user.last_name = str(user.id)[:8]
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user.email = f"anon-{user.id}@deleted.local"
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user.password_hash = None
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user.kiosk_pin_hash = None
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user.kiosk_qr_token = None
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user.kiosk_nfc_uid = None
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user.totp_secret = None
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user.totp_enabled = False
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user.ldap_dn = None
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user.kuerzel = None
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user.invite_token_hash = None
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user.is_active = False
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user.anonymized_at = datetime.now(timezone.utc)
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# personnel_number bleibt erhalten (reserviert, kein Personenbezug mehr)
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# Aktive Sessions des Users beenden (Refresh-Tokens entwerten)
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await db.execute(text("DELETE FROM sessions WHERE user_id = :uid"), {"uid": str(user.id)})
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db.add(AuditLog(
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company_id=current_user.company_id,
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user_id=current_user.id,
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action="user_anonymized",
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entity_type="user",
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entity_id=user.id,
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old_value=old,
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new_value={"anonymized_at": user.anonymized_at.isoformat(), "target_user_id": str(user.id)},
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))
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return user
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# ── Kiosk ─────────────────────────────────────────────────────────────────
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async def set_kiosk_pin(self, user: User, pin: str, db: AsyncSession) -> None:
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@@ -0,0 +1,23 @@
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"""DSGVO Art. 17: users.anonymized_at
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Revision ID: 0040
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Revises: 0039
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Create Date: 2026-06-23
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Markiert anonymisierte Konten (Personenbezug entfernt, Zeile + Referenzen bleiben
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für die gesetzliche Aufbewahrung erhalten). NULL = aktives Konto.
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"""
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from alembic import op
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revision = "0040"
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down_revision = "0039"
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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op.execute("ALTER TABLE users ADD COLUMN IF NOT EXISTS anonymized_at TIMESTAMPTZ")
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def downgrade() -> None:
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op.execute("ALTER TABLE users DROP COLUMN IF EXISTS anonymized_at")
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@@ -126,3 +126,38 @@ async def test_kiosk_pin_must_be_numeric(client: AsyncClient, registered_user):
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json={"pin": "abcd"},
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)
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assert resp.status_code == 422
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async def test_anonymize_user(client: AsyncClient, registered_user):
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"""DSGVO Art. 17: Anonymisierung entfernt den Personenbezug, Konto wird inaktiv."""
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inv = await client.post(INVITE_URL, headers=auth(registered_user["tokens"]), json={
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"email": "gdpr@test.de", "first_name": "Max", "last_name": "Muster",
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"role": "EMPLOYEE", "initial_password": "Secret123",
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})
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user_id = inv.json()["id"]
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resp = await client.post(f"{USERS_URL}/{user_id}/anonymize", headers=auth(registered_user["tokens"]))
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assert resp.status_code == 200, resp.text
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body = resp.json()
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assert body["anonymized_at"] is not None
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assert body["first_name"] == "Anonymisiert"
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assert body["email"] == f"anon-{user_id}@deleted.local"
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assert body["is_active"] is False
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# Login mit alter E-Mail unmöglich
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login = await client.post("/api/v1/auth/login", json={"email": "gdpr@test.de", "password": "Secret123"})
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assert login.status_code == 401
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# Reaktivierung eines anonymisierten Kontos wird abgelehnt
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react = await client.post(f"{USERS_URL}/{user_id}/reactivate", headers=auth(registered_user["tokens"]))
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assert react.status_code == 409
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# Erneutes Anonymisieren wird abgelehnt
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again = await client.post(f"{USERS_URL}/{user_id}/anonymize", headers=auth(registered_user["tokens"]))
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assert again.status_code == 409
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async def test_cannot_anonymize_self(client: AsyncClient, registered_user):
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user_id = registered_user["user"]["id"]
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resp = await client.post(f"{USERS_URL}/{user_id}/anonymize", headers=auth(registered_user["tokens"]))
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assert resp.status_code == 400
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