66 lines
1.9 KiB
Python
66 lines
1.9 KiB
Python
import bcrypt
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from datetime import datetime, timedelta
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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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SECRET_KEY = "rips-manager-secret-key-change-in-production"
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ALGORITHM = "HS256"
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ACCESS_TOKEN_EXPIRE_HOURS = 12
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security = HTTPBearer(auto_error=False)
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def hash_password(password: str) -> str:
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return bcrypt.hashpw(password.encode(), bcrypt.gensalt()).decode()
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def verify_password(password: str, password_hash: str) -> bool:
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return bcrypt.checkpw(password.encode(), password_hash.encode())
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def create_token(user_id: int, username: str) -> str:
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payload = {
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"user_id": user_id,
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"username": username,
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}
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return jwt.encode(payload, SECRET_KEY, algorithm=ALGORITHM)
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from typing import Optional
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def decode_token(token: str) -> Optional[dict]:
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try:
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payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
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return payload
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except JWTError:
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return None
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from fastapi import Request
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def get_current_user(request: Request, credentials: HTTPAuthorizationCredentials = Depends(security)):
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if hasattr(request.state, "user") and request.state.user:
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return request.state.user
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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="Not authenticated",
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)
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payload = decode_token(credentials.credentials)
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if payload is None:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Invalid token",
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)
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return payload
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def optional_user(request: Request, credentials: HTTPAuthorizationCredentials = Depends(security)):
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if hasattr(request.state, "user") and request.state.user:
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return request.state.user
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if credentials is None:
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return None
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return decode_token(credentials.credentials)
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