artemis/core/allnet.py
2023-02-18 22:58:40 -05:00

403 lines
15 KiB
Python

from typing import Dict, List, Any, Optional, Tuple
import logging, coloredlogs
from logging.handlers import TimedRotatingFileHandler
from twisted.web.http import Request
from datetime import datetime
import pytz
import base64
import zlib
from Crypto.PublicKey import RSA
from Crypto.Hash import SHA
from Crypto.Signature import PKCS1_v1_5
from time import strptime
from core.config import CoreConfig
from core.data import Data
from core.utils import Utils
class AllnetServlet:
def __init__(self, core_cfg: CoreConfig, cfg_folder: str):
super().__init__()
self.config = core_cfg
self.config_folder = cfg_folder
self.data = Data(core_cfg)
self.uri_registry: Dict[str, Tuple[str, str]] = {}
self.logger = logging.getLogger("allnet")
if not hasattr(self.logger, "initialized"):
log_fmt_str = "[%(asctime)s] Allnet | %(levelname)s | %(message)s"
log_fmt = logging.Formatter(log_fmt_str)
fileHandler = TimedRotatingFileHandler("{0}/{1}.log".format(self.config.server.log_dir, "allnet"), when="d", backupCount=10)
fileHandler.setFormatter(log_fmt)
consoleHandler = logging.StreamHandler()
consoleHandler.setFormatter(log_fmt)
self.logger.addHandler(fileHandler)
self.logger.addHandler(consoleHandler)
self.logger.setLevel(core_cfg.allnet.loglevel)
coloredlogs.install(level=core_cfg.allnet.loglevel, logger=self.logger, fmt=log_fmt_str)
self.logger.initialized = True
plugins = Utils.get_all_titles()
if len(plugins) == 0:
self.logger.error("No games detected!")
for _, mod in plugins.items():
for code in mod.game_codes:
if hasattr(mod, "use_default_title") and mod.use_default_title:
if hasattr(mod, "include_protocol") and mod.include_protocol:
if hasattr(mod, "title_secure") and mod.title_secure:
uri = "https://"
else:
uri = "http://"
else:
uri = ""
if core_cfg.server.is_develop:
uri += f"{core_cfg.title.hostname}:{core_cfg.title.port}"
else:
uri += f"{core_cfg.title.hostname}"
uri += f"/{code}/$v"
if hasattr(mod, "trailing_slash") and mod.trailing_slash:
uri += "/"
else:
if hasattr(mod, "uri"):
uri = mod.uri
else:
uri = ""
if hasattr(mod, "host"):
host = mod.host
elif hasattr(mod, "use_default_host") and mod.use_default_host:
if core_cfg.server.is_develop:
host = f"{core_cfg.title.hostname}:{core_cfg.title.port}"
else:
host = f"{core_cfg.title.hostname}"
else:
host = ""
self.uri_registry[code] = (uri, host)
self.logger.info(f"Allnet serving {len(self.uri_registry)} games on port {core_cfg.allnet.port}")
def handle_poweron(self, request: Request):
request_ip = request.getClientAddress().host
try:
req = AllnetPowerOnRequest(self.allnet_req_to_dict(request.content.getvalue()))
# Validate the request. Currently we only validate the fields we plan on using
if not req.game_id or not req.ver or not req.token or not req.serial or not req.ip:
raise AllnetRequestException(f"Bad auth request params from {request_ip} - {vars(req)}")
except AllnetRequestException as e:
self.logger.error(e)
return b""
if req.format_ver == 3:
resp = AllnetPowerOnResponse3(req.token)
else:
resp = AllnetPowerOnResponse2()
if req.game_id not in self.uri_registry:
msg = f"Unrecognised game {req.game_id} attempted allnet auth from {request_ip}."
self.data.base.log_event("allnet", "ALLNET_AUTH_UNKNOWN_GAME", logging.WARN, msg)
self.logger.warn(msg)
resp.stat = 0
return self.dict_to_http_form_string([vars(resp)])
resp.uri, resp.host = self.uri_registry[req.game_id]
machine = self.data.arcade.get_machine(req.serial)
if machine is None and not self.config.server.allow_unregistered_serials:
msg = f"Unrecognised serial {req.serial} attempted allnet auth from {request_ip}."
self.data.base.log_event("allnet", "ALLNET_AUTH_UNKNOWN_SERIAL", logging.WARN, msg)
self.logger.warn(msg)
resp.stat = 0
return self.dict_to_http_form_string([vars(resp)])
if machine is not None:
arcade = self.data.arcade.get_arcade(machine["arcade"])
req.country = arcade["country"] if machine["country"] is None else machine["country"]
req.place_id = arcade["id"]
req.allnet_id = machine["id"]
req.name = arcade["name"]
req.nickname = arcade["nickname"]
req.region0 = arcade["region_id"]
req.region_name0 = arcade["country"]
req.region_name1 = arcade["state"]
req.region_name2 = arcade["city"]
req.client_timezone = arcade["timezone"] if arcade["timezone"] is not None else "+0900"
msg = f"{req.serial} authenticated from {request_ip}: {req.game_id} v{req.ver}"
self.data.base.log_event("allnet", "ALLNET_AUTH_SUCCESS", logging.INFO, msg)
self.logger.info(msg)
return self.dict_to_http_form_string([vars(resp)])
def handle_dlorder(self, request: Request):
request_ip = request.getClientAddress().host
try:
req = AllnetDownloadOrderRequest(self.billing_req_to_dict(request.content.getvalue()))
# Validate the request. Currently we only validate the fields we plan on using
if not req.game_id or not req.ver or not req.token or not req.serial or not req.ip:
raise AllnetRequestException(f"Bad auth request params from {request_ip} - {vars(req)}")
except AllnetRequestException as e:
self.logger.error(e)
return b""
resp = AllnetDownloadOrderResponse()
if not self.config.allnet.allow_online_updates:
return self.dict_to_http_form_string(vars(resp))
else: # TODO: Actual dlorder response
return self.dict_to_http_form_string(vars(resp))
def handle_billing_request(self, request: Request):
req_dict = self.billing_req_to_dict(request.content.getvalue())
request_ip = request.getClientAddress()
if req_dict is None:
self.logger.error(f"Failed to parse request {request.content.getvalue()}")
return b""
self.logger.debug(f"request {req_dict}")
rsa = RSA.import_key(open(self.config.billing.sign_key, 'rb').read())
signer = PKCS1_v1_5.new(rsa)
digest = SHA.new()
kc_playlimit = int(req_dict[0]["playlimit"])
kc_nearfull = int(req_dict[0]["nearfull"])
kc_billigtype = int(req_dict[0]["billingtype"])
kc_playcount = int(req_dict[0]["playcnt"])
kc_serial: str = req_dict[0]["keychipid"]
kc_game: str = req_dict[0]["gameid"]
kc_date = strptime(req_dict[0]["date"], "%Y%m%d%H%M%S")
kc_serial_bytes = kc_serial.encode()
machine = self.data.arcade.get_machine(kc_serial)
if machine is None and not self.config.server.allow_unregistered_serials:
msg = f"Unrecognised serial {kc_serial} attempted billing checkin from {request_ip} for game {kc_game}."
self.data.base.log_event("allnet", "BILLING_CHECKIN_NG_SERIAL", logging.WARN, msg)
self.logger.warn(msg)
resp = BillingResponse("", "", "", "")
resp.result = "1"
return self.dict_to_http_form_string([vars(resp)])
msg = f"Billing checkin from {request.getClientIP()}: game {kc_game} keychip {kc_serial} playcount " \
f"{kc_playcount} billing_type {kc_billigtype} nearfull {kc_nearfull} playlimit {kc_playlimit}"
self.logger.info(msg)
self.data.base.log_event('billing', 'BILLING_CHECKIN_OK', logging.INFO, msg)
while kc_playcount > kc_playlimit:
kc_playlimit += 1024
kc_nearfull += 1024
playlimit = kc_playlimit
nearfull = kc_nearfull + (kc_billigtype * 0x00010000)
digest.update(playlimit.to_bytes(4, 'little') + kc_serial_bytes)
playlimit_sig = signer.sign(digest).hex()
digest = SHA.new()
digest.update(nearfull.to_bytes(4, 'little') + kc_serial_bytes)
nearfull_sig = signer.sign(digest).hex()
# TODO: playhistory
resp = BillingResponse(playlimit, playlimit_sig, nearfull, nearfull_sig)
resp_str = self.dict_to_http_form_string([vars(resp)])
if resp_str is None:
self.logger.error(f"Failed to parse response {vars(resp)}")
self.logger.debug(f"response {vars(resp)}")
return resp_str.encode("utf-8")
def kvp_to_dict(self, *kvp: str) -> List[Dict[str, Any]]:
ret: List[Dict[str, Any]] = []
for x in kvp:
items = x.split('&')
tmp = {}
for item in items:
kvp = item.split('=')
if len(kvp) == 2:
tmp[kvp[0]] = kvp[1]
ret.append(tmp)
def billing_req_to_dict(self, data: bytes):
"""
Parses an billing request string into a python dictionary
"""
try:
decomp = zlib.decompressobj(-zlib.MAX_WBITS)
unzipped = decomp.decompress(data)
sections = unzipped.decode('ascii').split('\r\n')
return Utils.kvp_to_dict(sections)
except Exception as e:
print(e)
return None
def allnet_req_to_dict(self, data: str) -> Optional[List[Dict[str, Any]]]:
"""
Parses an allnet request string into a python dictionary
"""
try:
zipped = base64.b64decode(data)
unzipped = zlib.decompress(zipped)
sections = unzipped.decode('utf-8').split('\r\n')
return Utils.kvp_to_dict(sections)
except Exception as e:
print(e)
return None
def dict_to_http_form_string(self, data:List[Dict[str, Any]], crlf: bool = False, trailing_newline: bool = True) -> Optional[str]:
"""
Takes a python dictionary and parses it into an allnet response string
"""
try:
urlencode = ""
for item in data:
for k,v in item.items():
urlencode += f"{k}={v}&"
if crlf:
urlencode = urlencode[:-1] + "\r\n"
else:
urlencode = urlencode[:-1] + "\n"
if not trailing_newline:
if crlf:
urlencode = urlencode[:-2]
else:
urlencode = urlencode[:-1]
return urlencode
except Exception as e:
print(e)
return None
class AllnetPowerOnRequest():
def __init__(self, req: Dict) -> None:
if req is None:
raise AllnetRequestException("Request processing failed")
self.game_id: str = req["game_id"] if "game_id" in req else ""
self.ver: str = req["ver"] if "ver" in req else ""
self.serial: str = req["serial"] if "serial" in req else ""
self.ip: str = req["ip"] if "ip" in req else ""
self.firm_ver: str = req["firm_ver"] if "firm_ver" in req else ""
self.boot_ver: str = req["boot_ver"] if "boot_ver" in req else ""
self.encode: str = req["encode"] if "encode" in req else ""
try:
self.hops = int(req["hops"]) if "hops" in req else 0
self.format_ver = int(req["format_ver"]) if "format_ver" in req else 2
self.token = int(req["token"]) if "token" in req else 0
except ValueError as e:
raise AllnetRequestException(f"Failed to parse int: {e}")
class AllnetPowerOnResponse3():
def __init__(self, token) -> None:
self.stat = 1
self.uri = ""
self.host = ""
self.place_id = "123"
self.name = ""
self.nickname = ""
self.region0 = "1"
self.region_name0 = "W"
self.region_name1 = ""
self.region_name2 = ""
self.region_name3 = ""
self.country = "JPN"
self.allnet_id = "123"
self.client_timezone = "+0900"
self.utc_time = datetime.now(tz=pytz.timezone('UTC')).strftime("%Y-%m-%dT%H:%M:%SZ")
self.setting = ""
self.res_ver = "3"
self.token = str(token)
class AllnetPowerOnResponse2():
def __init__(self) -> None:
self.stat = 1
self.uri = ""
self.host = ""
self.place_id = "123"
self.name = "Test"
self.nickname = "Test123"
self.region0 = "1"
self.region_name0 = "W"
self.region_name1 = "X"
self.region_name2 = "Y"
self.region_name3 = "Z"
self.country = "JPN"
self.year = datetime.now().year
self.month = datetime.now().month
self.day = datetime.now().day
self.hour = datetime.now().hour
self.minute = datetime.now().minute
self.second = datetime.now().second
self.setting = "1"
self.timezone = "+0900"
self.res_class = "PowerOnResponseV2"
class AllnetDownloadOrderRequest():
def __init__(self, req: Dict) -> None:
self.game_id = req["game_id"] if "game_id" in req else ""
self.ver = req["ver"] if "ver" in req else ""
self.serial = req["serial"] if "serial" in req else ""
self.encode = req["encode"] if "encode" in req else ""
class AllnetDownloadOrderResponse():
def __init__(self, stat: int = 1, serial: str = "", uri: str = "null") -> None:
self.stat = stat
self.serial = serial
self.uri = uri
class BillingResponse():
def __init__(self, playlimit: str = "", playlimit_sig: str = "", nearfull: str = "", nearfull_sig: str = "",
playhistory: str = "000000/0:000000/0:000000/0") -> None:
self.result = "0"
self.waitime = "100"
self.linelimit = "1"
self.message = ""
self.playlimit = playlimit
self.playlimitsig = playlimit_sig
self.protocolver = "1.000"
self.nearfull = nearfull
self.nearfullsig = nearfull_sig
self.fixlogincnt = "0"
self.fixinterval = "5"
self.playhistory = playhistory
# playhistory -> YYYYMM/C:...
# YYYY -> 4 digit year, MM -> 2 digit month, C -> Playcount during that period
class AllnetRequestException(Exception):
def __init__(self, message="Allnet Request Error") -> None:
self.message = message
super().__init__(self.message)