147 lines
5.7 KiB
Python
147 lines
5.7 KiB
Python
from twisted.web.http import Request
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import yaml
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import logging
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import coloredlogs
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from logging.handlers import TimedRotatingFileHandler
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from os import path
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from typing import Tuple, List
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from twisted.internet import reactor, endpoints
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from twisted.web import server, resource
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import importlib
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from core.config import CoreConfig
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from .config import IDZConfig
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from .const import IDZConstants
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from .userdb import IDZUserDBFactory, IDZUserDBWeb, IDZKey
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from .echo import IDZEcho
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from .handlers import IDZHandlerLoadConfigB
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class IDZServlet:
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def __init__(self, core_cfg: CoreConfig, cfg_dir: str) -> None:
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self.core_cfg = core_cfg
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self.game_cfg = IDZConfig()
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if path.exists(f"{cfg_dir}/{IDZConstants.CONFIG_NAME}"):
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self.game_cfg.update(
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yaml.safe_load(open(f"{cfg_dir}/{IDZConstants.CONFIG_NAME}"))
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)
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self.logger = logging.getLogger("idz")
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if not hasattr(self.logger, "inited"):
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log_fmt_str = "[%(asctime)s] IDZ | %(levelname)s | %(message)s"
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log_fmt = logging.Formatter(log_fmt_str)
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fileHandler = TimedRotatingFileHandler(
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"{0}/{1}.log".format(self.core_cfg.server.log_dir, "idz"),
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encoding="utf8",
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when="d",
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backupCount=10,
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)
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self.rsa_keys: List[IDZKey] = []
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fileHandler.setFormatter(log_fmt)
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consoleHandler = logging.StreamHandler()
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consoleHandler.setFormatter(log_fmt)
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self.logger.addHandler(fileHandler)
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self.logger.addHandler(consoleHandler)
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self.logger.setLevel(self.game_cfg.server.loglevel)
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coloredlogs.install(
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level=self.game_cfg.server.loglevel, logger=self.logger, fmt=log_fmt_str
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)
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self.logger.inited = True
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@classmethod
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def rsaHashKeyN(cls, data):
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hash_ = 0
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for i in data:
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hash_ = hash_ * IDZConstants.HASH_MUL + (i ^ IDZConstants.HASH_XOR) ^ IDZConstants.HASH_LUT[i & 0xf]
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hash_ &= 0xffffffff
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return hash_
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@classmethod
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def get_allnet_info(
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cls, game_code: str, core_cfg: CoreConfig, cfg_dir: str
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) -> Tuple[bool, str, str]:
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game_cfg = IDZConfig()
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if path.exists(f"{cfg_dir}/{IDZConstants.CONFIG_NAME}"):
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game_cfg.update(
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yaml.safe_load(open(f"{cfg_dir}/{IDZConstants.CONFIG_NAME}"))
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)
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if not game_cfg.server.enable:
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return (False, "", "")
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if len(game_cfg.rsa_keys) <= 0 or not game_cfg.server.aes_key:
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logging.getLogger("idz").error("IDZ: No RSA/AES keys! IDZ cannot start")
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return (False, "", "")
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hostname = core_cfg.title.hostname if not game_cfg.server.hostname else game_cfg.server.hostname
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return (
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True,
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f"",
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f"{hostname}:{game_cfg.ports.userdb}",
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)
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def setup(self):
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for key in self.game_cfg.rsa_keys:
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if "N" not in key or "d" not in key or "e" not in key:
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self.logger.error(f"Invalid IDZ key {key}")
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continue
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hashN = self.rsaHashKeyN(str(key["N"]).encode())
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self.rsa_keys.append(IDZKey(key["N"], key["d"], key["e"], hashN))
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if len(self.rsa_keys) <= 0:
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self.logger.error("No valid RSA keys provided! IDZ cannot start!")
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return
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handler_map = [{} for _ in range(IDZConstants.NUM_VERS)]
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handler_mod = mod = importlib.import_module(f"titles.idz.handlers")
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for cls_name in dir(handler_mod):
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if cls_name.startswith("__"):
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continue
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try:
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mod = getattr(handler_mod, cls_name)
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mod_cmds: List = getattr(mod, "cmd_codes")
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while len(mod_cmds) < IDZConstants.NUM_VERS:
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mod_cmds.append(None)
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for i in range(len(mod_cmds)):
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if mod_cmds[i] is None:
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mod_cmds[i] = mod_cmds[i - 1]
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handler_map[i][mod_cmds[i]] = mod
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except AttributeError as e:
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continue
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endpoints.serverFromString(reactor, f"tcp:{self.game_cfg.ports.userdb}:interface={self.core_cfg.server.listen_address}")\
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.listen(IDZUserDBFactory(self.core_cfg, self.game_cfg, self.rsa_keys, handler_map))
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reactor.listenUDP(self.game_cfg.ports.echo, IDZEcho(self.core_cfg, self.game_cfg))
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reactor.listenUDP(self.game_cfg.ports.echo + 1, IDZEcho(self.core_cfg, self.game_cfg))
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reactor.listenUDP(self.game_cfg.ports.match, IDZEcho(self.core_cfg, self.game_cfg))
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reactor.listenUDP(self.game_cfg.ports.userdb + 1, IDZEcho(self.core_cfg, self.game_cfg))
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self.logger.info(f"UserDB Listening on port {self.game_cfg.ports.userdb}")
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def render_POST(self, request: Request, version: int, url_path: str) -> bytes:
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req_raw = request.content.getvalue()
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self.logger.info(f"IDZ POST request: {url_path} - {req_raw}")
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return b""
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def render_GET(self, request: Request, version: int, url_path: str) -> bytes:
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self.logger.info(f"IDZ GET request: {url_path}")
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request.responseHeaders.setRawHeaders('Content-Type', [b"text/plain; charset=utf-8"])
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request.responseHeaders.setRawHeaders("Last-Modified", [b"Sun, 23 Apr 2023 05:33:20 GMT"])
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news = self.game_cfg.server.news if self.game_cfg.server.news else f"Welcome to Initial D Arcade Stage Zero on {self.core_cfg.server.name}!"
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news += "\r\n"
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news = "1979/01/01 00:00:00 2099/12/31 23:59:59 " + news
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return news.encode()
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