97 lines
3.6 KiB
Python
97 lines
3.6 KiB
Python
from typing import Dict, Any, Optional
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from types import ModuleType
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from twisted.web.http import Request
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import logging
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import importlib
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from os import walk
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import jwt
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from base64 import b64decode
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from datetime import datetime, timezone
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from .config import CoreConfig
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class Utils:
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real_title_port = None
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real_title_port_ssl = None
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@classmethod
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def get_all_titles(cls) -> Dict[str, ModuleType]:
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ret: Dict[str, Any] = {}
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for root, dirs, files in walk("titles"):
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for dir in dirs:
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if not dir.startswith("__"):
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try:
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mod = importlib.import_module(f"titles.{dir}")
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if hasattr(mod, "game_codes") and hasattr(
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mod, "index"
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): # Minimum required to function
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ret[dir] = mod
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except ImportError as e:
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logging.getLogger("core").error(f"get_all_titles: {dir} - {e}")
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raise
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return ret
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@classmethod
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def get_ip_addr(cls, req: Request) -> str:
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return (
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req.getAllHeaders()[b"x-forwarded-for"].decode()
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if b"x-forwarded-for" in req.getAllHeaders()
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else req.getClientAddress().host
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)
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@classmethod
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def get_title_port(cls, cfg: CoreConfig):
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if cls.real_title_port is not None: return cls.real_title_port
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if cfg.title.port == 0:
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cls.real_title_port = cfg.allnet.port
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else:
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cls.real_title_port = cfg.title.port
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return cls.real_title_port
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@classmethod
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def get_title_port_ssl(cls, cfg: CoreConfig):
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if cls.real_title_port_ssl is not None: return cls.real_title_port_ssl
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if cfg.title.port_ssl == 0:
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cls.real_title_port_ssl = 443
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else:
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cls.real_title_port_ssl = cfg.title.port_ssl
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return cls.real_title_port_ssl
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def create_sega_auth_key(aime_id: int, game: str, place_id: int, keychip_id: str, b64_secret: str, exp_seconds: int = 86400, err_logger: str = 'aimedb') -> Optional[str]:
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logger = logging.getLogger(err_logger)
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try:
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return jwt.encode({ "aime_id": aime_id, "game": game, "place_id": place_id, "keychip_id": keychip_id, "exp": int(datetime.now(tz=timezone.utc).timestamp()) + exp_seconds }, b64decode(b64_secret), algorithm="HS256")
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except jwt.InvalidKeyError:
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logger.error("Failed to encode Sega Auth Key because the secret is invalid!")
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return None
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except Exception as e:
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logger.error(f"Unknown exception occoured when encoding Sega Auth Key! {e}")
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return None
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def decode_sega_auth_key(token: str, b64_secret: str, err_logger: str = 'aimedb') -> Optional[Dict]:
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logger = logging.getLogger(err_logger)
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try:
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return jwt.decode(token, "secret", b64decode(b64_secret), algorithms=["HS256"], options={"verify_signature": True})
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except jwt.ExpiredSignatureError:
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logger.error("Sega Auth Key failed to validate due to an expired signature!")
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return None
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except jwt.InvalidSignatureError:
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logger.error("Sega Auth Key failed to validate due to an invalid signature!")
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return None
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except jwt.DecodeError as e:
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logger.error(f"Sega Auth Key failed to decode! {e}")
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return None
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except jwt.InvalidTokenError as e:
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logger.error(f"Sega Auth Key is invalid! {e}")
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return None
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except Exception as e:
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logger.error(f"Unknown exception occoured when decoding Sega Auth Key! {e}")
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return None
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