mirror of
https://github.com/zylon-ai/private-gpt.git
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65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
import random
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import string
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from datetime import datetime, timedelta
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from typing import Dict, Any, Optional, Union
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from jose import JWTError, jwt
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from passlib.context import CryptContext
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from private_gpt.users.core.config import settings
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ACCESS_TOKEN_EXPIRE_MINUTES = 60 * 24 * 1 # 12 hrs # Default Value
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REFRESH_TOKEN_EXPIRE_MINUTES = 60 * 24 * 7 # 7 days # Default Value
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ALGORITHM = "HS256"
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# JWT_SECRET_KEY = settings.SECRET_KEY
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# JWT_REFRESH_SECRET_KEY = settings.REFRESH_KEY
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JWT_SECRET_KEY = "QUICKGPT"
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JWT_REFRESH_SECRET_KEY = "QUICKGPT_REFRESH"
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pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
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def verify_password(plain_password: str, hashed_password: str) -> bool:
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return pwd_context.verify(plain_password, hashed_password)
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def get_password_hash(password: str) -> str:
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return pwd_context.hash(password)
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def create_access_token(subject: Union[str, Any], expires_delta: int = None) -> str:
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if expires_delta is not None:
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expires_delta = datetime.utcnow() + expires_delta
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else:
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expires_delta = datetime.utcnow() + timedelta(minutes=ACCESS_TOKEN_EXPIRE_MINUTES)
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to_encode = {"exp": expires_delta, **subject}
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encoded_jwt = jwt.encode(to_encode, JWT_SECRET_KEY, ALGORITHM)
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return encoded_jwt
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def create_refresh_token(subject: Union[str, Any], expires_delta: int = None) -> str:
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if expires_delta is not None:
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expires_delta = datetime.utcnow() + expires_delta
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else:
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expires_delta = datetime.utcnow() + timedelta(minutes=REFRESH_TOKEN_EXPIRE_MINUTES)
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to_encode = {"exp": expires_delta, **subject}
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encoded_jwt = jwt.encode(to_encode, JWT_REFRESH_SECRET_KEY, ALGORITHM)
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return encoded_jwt
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def generate_random_password(length: int = 12) -> str:
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"""
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Generate a random password.
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"""
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characters = string.ascii_letters + string.digits
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return ''.join(random.choice(characters) for i in range(length))
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def verify_refresh_token(token: str) -> Optional[Dict[str, Any]]:
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try:
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payload = jwt.decode(token, JWT_REFRESH_SECRET_KEY,
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algorithms=[ALGORITHM])
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return payload
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except JWTError:
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return None
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