50 lines
1.3 KiB
Python
50 lines
1.3 KiB
Python
from functools import lru_cache
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from fastapi import Depends, HTTPException, status
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from fastapi.security import OAuth2PasswordBearer
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from jose import JWTError
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from sqlalchemy import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.database import get_db
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from app.models.user import User
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from app.services.api_key_manager import APIKeyManager
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from app.services.auth import verify_token
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/v1/auth/login")
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@lru_cache(maxsize=1)
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def get_key_manager() -> APIKeyManager:
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manager = APIKeyManager()
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manager.load_env_keys()
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return manager
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async def get_current_user(
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token: str = Depends(oauth2_scheme),
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db: AsyncSession = Depends(get_db),
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) -> User:
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credentials_exception = HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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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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try:
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payload = verify_token(token)
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user_id: str | None = payload.get("sub")
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if user_id is None:
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raise credentials_exception
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except (JWTError, ValueError):
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raise credentials_exception
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stmt = select(User).where(User.id == user_id)
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result = await db.execute(stmt)
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user = result.scalar_one_or_none()
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if user is None:
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raise credentials_exception
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return user
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