first commit

app/utils/exceptions.py

@@ -0,0 +1,31 @@
+from fastapi import HTTPException, status
+
+class AuthenticationError(HTTPException):
+    """인증 오류"""
+    def __init__(self, detail: str = "인증에 실패했습니다"):
+        super().__init__(status_code=status.HTTP_401_UNAUTHORIZED, detail=detail)
+
+class PermissionDeniedError(HTTPException):
+    """권한 부족 오류"""
+    def __init__(self, detail: str = "권한이 없습니다"):
+        super().__init__(status_code=status.HTTP_403_FORBIDDEN, detail=detail)
+
+class NotFoundError(HTTPException):
+    """리소스를 찾을 수 없음"""
+    def __init__(self, detail: str = "리소스를 찾을 수 없습니다"):
+        super().__init__(status_code=status.HTTP_404_NOT_FOUND, detail=detail)
+
+class BadRequestError(HTTPException):
+    """잘못된 요청"""
+    def __init__(self, detail: str = "잘못된 요청입니다"):
+        super().__init__(status_code=status.HTTP_400_BAD_REQUEST, detail=detail)
+
+class ConflictError(HTTPException):
+    """충돌 오류 (중복 등)"""
+    def __init__(self, detail: str = "이미 존재하는 리소스입니다"):
+        super().__init__(status_code=status.HTTP_409_CONFLICT, detail=detail)
+
+class InternalServerError(HTTPException):
+    """서버 내부 오류"""
+    def __init__(self, detail: str = "서버 오류가 발생했습니다"):
+        super().__init__(status_code=status.HTTP_500_INTERNAL_SERVER_ERROR, detail=detail)

app/utils/jwt_handler.py

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+from datetime import datetime, timedelta
+from typing import Optional
+from jose import JWTError, jwt
+from app.config import settings
+
+def create_access_token(data: dict, expires_delta: Optional[timedelta] = None) -> str:
+    """JWT Access Token 생성"""
+    to_encode = data.copy()
+    
+    if expires_delta:
+        expire = datetime.utcnow() + expires_delta
+    else:
+        expire = datetime.utcnow() + timedelta(minutes=settings.JWT_ACCESS_TOKEN_EXPIRE_MINUTES)
+    
+    to_encode.update({"exp": expire})
+    encoded_jwt = jwt.encode(to_encode, settings.JWT_SECRET_KEY, algorithm=settings.JWT_ALGORITHM)
+    return encoded_jwt
+
+def create_refresh_token(data: dict) -> str:
+    """JWT Refresh Token 생성"""
+    to_encode = data.copy()
+    expire = datetime.utcnow() + timedelta(days=settings.JWT_REFRESH_TOKEN_EXPIRE_DAYS)
+    to_encode.update({"exp": expire, "type": "refresh"})
+    encoded_jwt = jwt.encode(to_encode, settings.JWT_SECRET_KEY, algorithm=settings.JWT_ALGORITHM)
+    return encoded_jwt
+
+def decode_token(token: str) -> Optional[dict]:
+    """JWT 토큰 디코드"""
+    try:
+        payload = jwt.decode(token, settings.JWT_SECRET_KEY, algorithms=[settings.JWT_ALGORITHM])
+        return payload
+    except JWTError:
+        return None
+
+def verify_token(token: str) -> bool:
+    """토큰 유효성 검증"""
+    payload = decode_token(token)
+    return payload is not None

app/utils/security.py

@@ -0,0 +1,12 @@
+from passlib.context import CryptContext
+
+# bcrypt 컨텍스트
+pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
+
+def hash_password(password: str) -> str:
+    """비밀번호 해시화"""
+    return pwd_context.hash(password)
+
+def verify_password(plain_password: str, hashed_password: str) -> bool:
+    """비밀번호 검증"""
+    return pwd_context.verify(plain_password, hashed_password)