Files
sqlalchemy-fastapi-pydentic…/server/backend/JWT.py
T
2025-10-12 18:59:42 +03:00

36 lines
1.6 KiB
Python

from datetime import datetime, timedelta, timezone #jwt
from jose import JWTError, jwt
from fastapi import HTTPException, Depends, status
from fastapi.security import OAuth2PasswordBearer
from server.database import db
from dotenv import load_dotenv #Работа с env для jwt
import os
load_dotenv()
SECRET_KEY = os.getenv('SECRET_KEY')
ALGORITHM = os.getenv('ALGORITHM')
ACCESS_TOKEN_EXPIRE_MINUTES = int(os.getenv('ACCESS_TOKEN_EXPIRE_MINUTES'))
oauth2_scheme = OAuth2PasswordBearer(tokenUrl="login") #Создание jwt
class Token():
@staticmethod
async def create_token(data: dict, expires_delta: timedelta | None = None):
to_encode = data.copy()
expire = datetime.now(timezone.utc) + (expires_delta or timedelta(minutes=15))
to_encode.update({"exp": expire})
encoded_jwt = jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
return encoded_jwt
class AccessToken(Token):
@staticmethod
async def create(data:dict, expires_delta: timedelta | None = None):
return await Token.create_token(data, expires_delta)
async def current_user(token: str = Depends(oauth2_scheme)): #Проверка jwt
try:
payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
email: str = payload.get("sub")
if email is None:
raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="Invalid token")
return email
except JWTError:
raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="Invalid token")