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62 lines
1.7 KiB
62 lines
1.7 KiB
"""
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AmazingData 数据服务平台 - 认证依赖
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"""
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from fastapi import Depends, HTTPException, status
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from fastapi.security import OAuth2PasswordBearer
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from sqlalchemy.orm import Session
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from backend.models.database import get_db
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from backend.models.tables import User
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from backend.auth.jwt_handler import decode_access_token
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from typing import Optional
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# OAuth2 密码流
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/v1/auth/login", auto_error=False)
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async def get_current_user(
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token: Optional[str] = Depends(oauth2_scheme),
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db: Session = Depends(get_db)
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) -> Optional[User]:
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"""获取当前用户（可选认证）"""
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if not token:
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return None
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payload = decode_access_token(token)
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if payload is None:
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return None
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username: str = payload.get("sub")
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if username is None:
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return None
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user = db.query(User).filter(User.username == username).first()
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if user is None or not user.is_active:
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return None
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return user
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async def get_current_active_user(
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current_user: Optional[User] = Depends(get_current_user)
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) -> User:
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"""获取当前活跃用户（需要认证）"""
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if current_user is None:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Not authenticated",
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headers={"WWW-Authenticate": "Bearer"},
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)
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return current_user
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async def require_admin(
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current_user: User = Depends(get_current_active_user)
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) -> User:
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"""要求管理员权限"""
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if current_user.role != "admin":
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="Admin privileges required"
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)
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return current_user |