dvirlabs
e4d37dea3f
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- Added fallback to use bcrypt directly in verify_password - Ensures password verification works despite passlib version conflicts - Both hash and verify now handle bcrypt compatibility issue
110 lines
3.4 KiB
Python
110 lines
3.4 KiB
Python
from datetime import datetime, timedelta
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from typing import Optional
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from passlib.context import CryptContext
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from jose import JWTError, jwt
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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 app.config import settings
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from app.models import User
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from sqlalchemy.orm import Session
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from app.database.database import get_db
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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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try:
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return pwd_context.verify(plain_password, hashed_password)
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except ValueError as e:
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if "password cannot be longer than 72 bytes" in str(e):
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# Fallback: use bcrypt directly to avoid passlib version issues
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import bcrypt
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return bcrypt.checkpw(
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plain_password.encode('utf-8'),
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hashed_password.encode('utf-8')
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)
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raise
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def get_password_hash(password: str) -> str:
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try:
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return pwd_context.hash(password)
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except Exception as e:
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# Fallback: use bcrypt directly to avoid passlib version issues
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import bcrypt
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return bcrypt.hashpw(
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password.encode('utf-8'),
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bcrypt.gensalt()
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).decode('utf-8')
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def create_access_token(data: dict, expires_delta: Optional[timedelta] = None) -> str:
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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(
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minutes=settings.access_token_expire_minutes
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)
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to_encode.update({"exp": expire})
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encoded_jwt = jwt.encode(
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to_encode, settings.jwt_secret_key, algorithm=settings.jwt_algorithm
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)
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return encoded_jwt
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def verify_token(token: str) -> Optional[int]:
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try:
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payload = jwt.decode(
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token, settings.jwt_secret_key, algorithms=[settings.jwt_algorithm]
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)
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user_id_str: str = payload.get("sub")
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if user_id_str is None:
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return None
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# Convert string to integer
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user_id = int(user_id_str)
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return user_id
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except JWTError as e:
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return None
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except (ValueError, TypeError) as e:
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return None
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except Exception as e:
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return None
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def authenticate_user(db: Session, email: str, password: str) -> Optional[User]:
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user = db.query(User).filter(User.email == email).first()
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if not user or not verify_password(password, user.hashed_password):
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return None
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return user
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def get_current_user(
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credentials: HTTPAuthorizationCredentials = Depends(security),
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db: Session = Depends(get_db),
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) -> User:
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token = credentials.credentials
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user_id = verify_token(token)
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if user_id is None:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Invalid authentication credentials",
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)
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user = db.query(User).filter(User.id == user_id).first()
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if user is None:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="User not found",
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)
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return user
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def get_current_admin_user(current_user: User = Depends(get_current_user)) -> User:
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if not current_user.is_admin:
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="Admin access required",
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)
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return current_user
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