75 lines
2.8 KiB
Python
75 lines
2.8 KiB
Python
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"""
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Модуль безопасности: JWT, хеширование паролей
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"""
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from datetime import datetime, timedelta
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from typing import Optional
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from jose import JWTError, jwt
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from passlib.context import CryptContext
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from fastapi import Depends, HTTPException, status
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from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
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from sqlalchemy.orm import Session
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from app.core.config import settings
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from app.core.database import get_service_db
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from app.models.service_db import AppUser
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pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
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security = HTTPBearer()
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def verify_password(plain_password: str, hashed_password: str) -> bool:
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"""Проверка пароля"""
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return pwd_context.verify(plain_password, hashed_password)
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def get_password_hash(password: str) -> str:
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"""Хеширование пароля"""
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return pwd_context.hash(password)
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def create_access_token(data: dict, expires_delta: Optional[timedelta] = None):
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"""Создание JWT токена"""
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to_encode = data.copy()
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if expires_delta:
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expire = datetime.utcnow() + expires_delta
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else:
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expire = datetime.utcnow() + timedelta(minutes=settings.JWT_ACCESS_TOKEN_EXPIRE_MINUTES)
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to_encode.update({"exp": expire})
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encoded_jwt = jwt.encode(to_encode, settings.JWT_SECRET_KEY, algorithm=settings.JWT_ALGORITHM)
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return encoded_jwt
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async def get_current_user(
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credentials: HTTPAuthorizationCredentials = Depends(security),
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db: Session = Depends(get_service_db)
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) -> AppUser:
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"""Получение текущего пользователя из JWT токена"""
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credentials_exception = HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Не удалось проверить учетные данные",
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headers={"WWW-Authenticate": "Bearer"},
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)
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try:
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token = credentials.credentials
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payload = jwt.decode(token, settings.JWT_SECRET_KEY, algorithms=[settings.JWT_ALGORITHM])
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user_id: int = 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:
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raise credentials_exception
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user = db.query(AppUser).filter(AppUser.id == user_id, AppUser.is_active == True).first()
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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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async def get_admin_user(current_user: AppUser = Depends(get_current_user)) -> AppUser:
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"""Проверка, что пользователь является администратором"""
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if current_user.role.role_name != "Admin":
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="Недостаточно прав доступа"
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)
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return current_user
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