159 lines
No EOL
4.9 KiB
Python
159 lines
No EOL
4.9 KiB
Python
from datetime import datetime, timedelta, timezone
|
|
from typing import Optional, Dict, Any, Tuple
|
|
from fastapi import Depends, HTTPException, status
|
|
from fastapi.security import OAuth2PasswordBearer
|
|
from jose import JWTError, jwt
|
|
import logging
|
|
|
|
from modules.gateway_interface import get_gateway_interface
|
|
from modules.utility import APP_CONFIG
|
|
|
|
# Get Config Data
|
|
SECRET_KEY = APP_CONFIG.get("APP_JWT_SECRET_SECRET")
|
|
ALGORITHM = APP_CONFIG.get("Auth_ALGORITHM")
|
|
ACCESS_TOKEN_EXPIRE_MINUTES = int(APP_CONFIG.get("APP_TOKEN_EXPIRY"))
|
|
|
|
|
|
# OAuth2 Setup
|
|
oauth2_scheme = OAuth2PasswordBearer(tokenUrl="token")
|
|
|
|
# Logger
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
def create_access_token(data: dict, expires_delta: Optional[timedelta] = None) -> str:
|
|
"""
|
|
Erstellt ein JWT Access Token.
|
|
|
|
Args:
|
|
data: Zu kodierende Daten (meist Benutzer-ID oder Benutzername)
|
|
expires_delta: Gültigkeitsdauer des Tokens (optional)
|
|
|
|
Returns:
|
|
JWT Token als String
|
|
"""
|
|
to_encode = data.copy()
|
|
|
|
if expires_delta:
|
|
expire = datetime.now(timezone.utc) + expires_delta
|
|
else:
|
|
expire = datetime.now(timezone.utc) + timedelta(minutes=ACCESS_TOKEN_EXPIRE_MINUTES)
|
|
|
|
to_encode.update({"exp": expire})
|
|
encoded_jwt = jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
|
|
|
|
return encoded_jwt
|
|
|
|
|
|
async def get_current_user(token: str = Depends(oauth2_scheme)) -> Dict[str, Any]:
|
|
"""
|
|
Extrahiert und validiert den aktuellen Benutzer aus dem JWT Token.
|
|
|
|
Args:
|
|
token: JWT Token aus dem Authorization-Header
|
|
|
|
Returns:
|
|
Benutzerdaten
|
|
|
|
Raises:
|
|
HTTPException: Bei ungültigem Token oder Benutzer
|
|
"""
|
|
credentials_exception = HTTPException(
|
|
status_code=status.HTTP_401_UNAUTHORIZED,
|
|
detail="Ungültige Authentifizierungsdaten",
|
|
headers={"WWW-Authenticate": "Bearer"},
|
|
)
|
|
|
|
try:
|
|
# Token dekodieren
|
|
payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
|
|
|
|
# Benutzername aus dem Token extrahieren
|
|
username: str = payload.get("sub")
|
|
if username is None:
|
|
raise credentials_exception
|
|
|
|
# Mandanten-ID aus dem Token extrahieren (falls vorhanden)
|
|
mandate_id: int = payload.get("mandate_id", 1) # Standard: Root-Mandant
|
|
|
|
except JWTError:
|
|
logger.warning("Ungültiges JWT Token")
|
|
raise credentials_exception
|
|
|
|
# Gateway-Interface ohne Kontext initialisieren
|
|
gateway = get_gateway_interface()
|
|
|
|
# Benutzer aus der Datenbank abrufen
|
|
user = gateway.get_user_by_username(username)
|
|
|
|
if user is None:
|
|
logger.warning(f"Benutzer {username} nicht gefunden")
|
|
raise credentials_exception
|
|
|
|
if user.get("disabled", False):
|
|
logger.warning(f"Benutzer {username} ist deaktiviert")
|
|
raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail="Benutzer ist deaktiviert")
|
|
|
|
return user
|
|
|
|
|
|
async def get_current_active_user(current_user: Dict[str, Any] = Depends(get_current_user)) -> Dict[str, Any]:
|
|
"""
|
|
Stellt sicher, dass der Benutzer aktiv ist.
|
|
|
|
Args:
|
|
current_user: Aktuelle Benutzerdaten
|
|
|
|
Returns:
|
|
Benutzerdaten
|
|
|
|
Raises:
|
|
HTTPException: Wenn der Benutzer deaktiviert ist
|
|
"""
|
|
if current_user.get("disabled", False):
|
|
raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail="Benutzer ist deaktiviert")
|
|
|
|
return current_user
|
|
|
|
|
|
async def get_user_context(current_user: Dict[str, Any]) -> Tuple[int, int]:
|
|
"""
|
|
Extrahiert die Mandanten-ID und Benutzer-ID aus dem aktuellen Benutzer.
|
|
Enhanced with better logging.
|
|
|
|
Args:
|
|
current_user: Der aktuelle Benutzer
|
|
|
|
Returns:
|
|
Tuple von (mandate_id, user_id)
|
|
"""
|
|
# Default values
|
|
default_mandate_id = 0
|
|
default_user_id = 0
|
|
|
|
# Extract mandate_id
|
|
mandate_id = current_user.get("mandate_id", None)
|
|
if mandate_id is None:
|
|
logger.warning(f"No mandate_id found in current_user, using default: {default_mandate_id}")
|
|
mandate_id = default_mandate_id
|
|
else:
|
|
try:
|
|
mandate_id = int(mandate_id)
|
|
except (ValueError, TypeError):
|
|
logger.error(f"Invalid mandate_id value: {mandate_id}, using default: {default_mandate_id}")
|
|
mandate_id = default_mandate_id
|
|
|
|
# Extract user_id
|
|
user_id = current_user.get("id", None)
|
|
if user_id is None:
|
|
logger.warning(f"No user_id found in current_user, using default: {default_user_id}")
|
|
user_id = default_user_id
|
|
else:
|
|
try:
|
|
user_id = int(user_id)
|
|
except (ValueError, TypeError):
|
|
logger.error(f"Invalid user_id value: {user_id}, using default: {default_user_id}")
|
|
user_id = default_user_id
|
|
|
|
# logger.info(f"User context: mandate_id={mandate_id}, user_id={user_id}")
|
|
return mandate_id, user_id |