Maia/backend/app/utils/security.py

50 lines
1.4 KiB
Python

import jwt
from datetime import datetime, timedelta
import bcrypt
from typing import Optional
from app.config import settings
def hash_password(password: str) -> str:
salt = bcrypt.gensalt()
return bcrypt.hashpw(password.encode("utf-8"), salt).decode("utf-8")
def verify_password(plain_password: str, hashed_password: str) -> bool:
try:
return bcrypt.checkpw(
plain_password.encode("utf-8"),
hashed_password.encode("utf-8"),
)
except Exception:
return False
def create_access_token(user_id: str) -> str:
payload = {
"sub": user_id,
"exp": datetime.utcnow() + timedelta(minutes=settings.JWT_EXPIRE_MINUTES),
"iat": datetime.utcnow(),
"type": "access",
}
return jwt.encode(payload, settings.JWT_SECRET, algorithm="HS256")
def create_refresh_token(user_id: str) -> str:
payload = {
"sub": user_id,
"exp": datetime.utcnow() + timedelta(days=settings.JWT_REFRESH_EXPIRE_DAYS),
"iat": datetime.utcnow(),
"type": "refresh",
}
return jwt.encode(payload, settings.JWT_SECRET, algorithm="HS256")
def decode_token(token: str) -> Optional[dict]:
try:
return jwt.decode(token, settings.JWT_SECRET, algorithms=["HS256"])
except jwt.ExpiredSignatureError:
return None
except jwt.InvalidTokenError:
return None