deliveryman-api/app/core/security.py

45 lines
1.5 KiB
Python

from datetime import datetime, timedelta, timezone
from typing import Optional
from jose import JWTError, jwt
from app.core.config import settings
from fastapi import Response
def create_access_token(data: dict, expires_delta: Optional[timedelta] = None) -> str:
to_encode = data.copy()
if expires_delta is not None:
expire = datetime.now(timezone.utc) + expires_delta
to_encode.update({"exp": expire})
encoded_jwt = jwt.encode(to_encode, settings.SECRET_KEY, algorithm="HS256")
return encoded_jwt
def set_jwt_cookie(response: Response, token: str):
"""设置JWT cookie"""
response.set_cookie(
key="access_token",
value=f"Bearer {token}",
httponly=True, # 防止JavaScript访问
secure=not settings.DEBUG, # 生产环境使用HTTPS
samesite="lax", # CSRF保护
max_age=None if settings.ACCESS_TOKEN_EXPIRE_MINUTES is None
else settings.ACCESS_TOKEN_EXPIRE_MINUTES * 60
)
def clear_jwt_cookie(response: Response):
"""清除JWT cookie"""
response.delete_cookie(
key="access_token",
httponly=True,
secure=not settings.DEBUG,
samesite="lax"
)
def verify_token(token: str) -> Optional[str]:
try:
payload = jwt.decode(token, settings.SECRET_KEY, algorithms=["HS256"])
phone: str = payload.get("sub")
if phone is None:
return None
return phone
except JWTError:
return None