Daniil
65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
from __future__ import annotations
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import uuid
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from fastapi import Depends, HTTPException, status
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from fastapi.security import HTTPAuthorizationCredentials, HTTPBearer
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from jwt import ExpiredSignatureError, InvalidTokenError
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from sqlalchemy.ext.asyncio import AsyncSession
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from cpv3.infrastructure.security import decode_token
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from cpv3.db.session import get_db
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from cpv3.modules.users.models import User
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from cpv3.modules.users.repository import UserRepository
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_bearer = HTTPBearer(auto_error=True)
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async def get_current_user(
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credentials: HTTPAuthorizationCredentials = Depends(_bearer),
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db: AsyncSession = Depends(get_db, use_cache=False),
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) -> User:
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try:
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token = credentials.credentials
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try:
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payload = decode_token(token)
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except ExpiredSignatureError as e:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED, detail="Token expired"
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) from e
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except InvalidTokenError as e:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED, detail="Invalid token"
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) from e
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if payload.get("type") != "access":
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED, detail="Invalid token"
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)
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sub = payload.get("sub")
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if not sub:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED, detail="Invalid token"
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)
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try:
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user_id = uuid.UUID(str(sub))
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except ValueError as e:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED, detail="Invalid token"
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) from e
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user_repo = UserRepository(db)
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user = await user_repo.get_by_id(user_id)
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if user is None or not user.is_active:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED, detail="Invalid credentials"
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)
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return user
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finally:
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# Free the auth session immediately so long-running handlers don't pin a pool slot.
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await db.close()
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