46 lines
1.6 KiB
Python
Executable File
46 lines
1.6 KiB
Python
Executable File
import os
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from datetime import datetime, timedelta
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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 jose import JWTError, jwt
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SECRET_KEY = os.getenv("JWT_SECRET", "fallback-secret-change-this")
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ALGORITHM = "HS256"
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EXPIRE_HOURS = int(os.getenv("JWT_EXPIRE_HOURS", "12"))
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AUTH_USERNAME = os.getenv("AUTH_USERNAME", "admin")
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AUTH_PASSWORD = os.getenv("AUTH_PASSWORD", "changeme1234")
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bearer = HTTPBearer(auto_error=False)
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def authenticate(username: str, password: str) -> bool:
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return username == AUTH_USERNAME and password == AUTH_PASSWORD
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def create_access_token(username: str) -> str:
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expire = datetime.utcnow() + timedelta(hours=EXPIRE_HOURS)
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return jwt.encode({"sub": username, "exp": expire}, SECRET_KEY, algorithm=ALGORITHM)
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def require_auth(credentials: HTTPAuthorizationCredentials = Depends(bearer)):
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if credentials is None:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="인증이 필요합니다",
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headers={"WWW-Authenticate": "Bearer"},
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)
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try:
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payload = jwt.decode(credentials.credentials, SECRET_KEY, algorithms=[ALGORITHM])
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username: str = payload.get("sub")
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if username is None or username != AUTH_USERNAME:
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raise JWTError()
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except JWTError:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="토큰이 유효하지 않거나 만료되었습니다",
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headers={"WWW-Authenticate": "Bearer"},
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)
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return username
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