Keith Smith
42 lines
1.3 KiB
Python
42 lines
1.3 KiB
Python
from fastapi import Depends, HTTPException, status
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from fastapi.security import OAuth2PasswordBearer
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from sqlalchemy import select
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from sqlalchemy.orm import Session
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from app.auth.security import decode_access_token
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from app.db.session import get_db
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from app.models import User
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/auth/login")
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ROLE_ORDER = {
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"viewer": 10,
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"operator": 20,
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"admin": 30,
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"owner": 40,
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}
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def get_current_user(token: str = Depends(oauth2_scheme), db: Session = Depends(get_db)) -> User:
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email = decode_access_token(token)
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if not email:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Invalid authentication token",
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headers={"WWW-Authenticate": "Bearer"},
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)
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user = db.scalar(select(User).where(User.email == email))
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if user is None or not user.is_active:
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raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="Inactive or missing user")
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return user
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def require_role(minimum_role: str):
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def dependency(user: User = Depends(get_current_user)) -> User:
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if ROLE_ORDER.get(user.role, 0) < ROLE_ORDER[minimum_role]:
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raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail="Insufficient role")
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return user
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return dependency
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