Yuerchu
b02a4638da
- Introduced a new dependency in `middleware/dependencies.py` to provide an asynchronous database session using SQLModel. - This dependency can be utilized in route functions to facilitate database operations.
63 lines
1.6 KiB
Python
63 lines
1.6 KiB
Python
from typing import Annotated
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from fastapi import Depends, HTTPException
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from jwt import InvalidTokenError
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import jwt
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from models.user import User
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from pkg.JWT import jwt as JWT
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from .dependencies import SessionDep
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credentials_exception = HTTPException(
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status_code=401,
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detail="Could not validate credentials",
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headers={"WWW-Authenticate": "Bearer"},
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)
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async def AuthRequired(
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session: SessionDep,
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token: Annotated[str, Depends(JWT.oauth2_scheme)],
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) -> User:
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"""
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AuthRequired 需要登录
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"""
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try:
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payload = jwt.decode(token, JWT.SECRET_KEY, algorithms="HS256")
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username = payload.get("sub")
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if username is None:
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raise credentials_exception
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# 从数据库获取用户信息
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user = await User.get(session, User.username == username)
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if not user:
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raise credentials_exception
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return user
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except InvalidTokenError:
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raise credentials_exception
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async def SignRequired(
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session: SessionDep,
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token: Annotated[str, Depends(JWT.oauth2_scheme)],
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) -> User | None:
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"""
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SignAuthRequired 需要验证请求签名
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"""
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pass
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async def AdminRequired(
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user: Annotated[User, Depends(AuthRequired)],
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) -> User:
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"""
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验证是否为管理员。
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使用方法：
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>>> APIRouter(dependencies=[Depends(AdminRequired)])
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"""
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# TODO: 跨表联查时需要使用 awaitable_attrs
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# if await user.awaitable_attrs.group.admin:
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if user.group.admin:
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return user
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raise HTTPException(status_code=403, detail="Admin Required") |