64 lines
1.9 KiB
Python
64 lines
1.9 KiB
Python
# core/security.py
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from passlib.context import CryptContext
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from datetime import datetime, timedelta
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from typing import Optional
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#
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import os
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import jwt
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import logging
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logger = logging.getLogger(__name__)
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# Configuración de hashing de contraseñas
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pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
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# Configuración de JWT
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SECRET_KEY = os.getenv("SECRET_KEY", "xma-secret-key-change-in-production")
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ALGORITHM = "HS256"
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ACCESS_TOKEN_EXPIRE_HOURS = int(os.getenv("ACCESS_TOKEN_EXPIRE_HOURS", "1"))
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def get_password_hash(password: str) -> str:
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"""Genera hash de contraseña con bcrypt"""
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if password.startswith("$2b$") or password.startswith("$2a$"):
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raise ValueError("La contrasena ya esta hasheada")
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password_bytes = password.encode('utf-8')
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if len(password_bytes) > 72:
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password = password[:72]
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return pwd_context.hash(password)
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def verify_password(plain_password: str, hashed_password: str) -> bool:
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try:
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return pwd_context.verify(plain_password, hashed_password)
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except Exception as e:
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logger.error(f"Error verifying password: {e}")
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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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"""Crea token JWT"""
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to_encode = data.copy()
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if expires_delta:
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expire = datetime.utcnow() + expires_delta
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else:
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expire = datetime.utcnow() + timedelta(hours=ACCESS_TOKEN_EXPIRE_HOURS)
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to_encode.update({"exp": expire, "iat": datetime.utcnow()})
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encoded_jwt = jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
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return encoded_jwt
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def decode_access_token(token: str) -> dict:
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"""Decodifica token JWT"""
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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 jwt.ExpiredSignatureError:
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raise ValueError("Token expirado")
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except jwt.InvalidTokenError:
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raise ValueError("Token inválido") |