71 lines
2.4 KiB
Python
71 lines
2.4 KiB
Python
import os
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import bcrypt
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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 fastapi import Depends, HTTPException, status
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from fastapi.security import OAuth2PasswordBearer
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from sqlalchemy.orm import Session
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from database import get_db
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import models
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SECRET_KEY = os.getenv("SECRET_KEY", "changeme")
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ALGORITHM = "HS256"
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ACCESS_TOKEN_EXPIRE_HOURS = 24
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/auth/login")
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def hash_password(password: str) -> str:
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"""비밀번호 bcrypt 해시 생성"""
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salt = bcrypt.gensalt(rounds=12)
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return bcrypt.hashpw(password.encode("utf-8"), salt).decode("utf-8")
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def verify_password(plain: str, hashed: str) -> bool:
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"""비밀번호 검증"""
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try:
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return bcrypt.checkpw(plain.encode("utf-8"), hashed.encode("utf-8"))
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except Exception:
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return False
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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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expire = datetime.utcnow() + (expires_delta or timedelta(hours=ACCESS_TOKEN_EXPIRE_HOURS))
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to_encode.update({"exp": expire})
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return jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
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def get_current_user(
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token: str = Depends(oauth2_scheme),
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db: Session = Depends(get_db)
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) -> models.User:
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credentials_exception = HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="인증 정보가 유효하지 않습니다.",
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headers={"WWW-Authenticate": "Bearer"},
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)
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try:
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payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
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user_id: str = 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(models.User).filter(
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models.User.id == int(user_id),
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models.User.is_active == True
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).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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def require_role(*roles):
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def checker(current_user: models.User = Depends(get_current_user)):
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if current_user.role not in roles:
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raise HTTPException(status_code=403, detail="권한이 없습니다.")
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return current_user
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return checker
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require_admin = require_role("admin")
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require_mechanic = require_role("mechanic", "admin")
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require_manufacturer = require_role("manufacturer", "admin")
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