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sao: add encrtped response

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This commit is contained in:
Kevin Trocolli 2023-11-09 20:56:03 -05:00
parent 8769c99f4a
commit 840db275fa
1 changed files with 9 additions and 2 deletions
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11
titles/sao/index.py
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@ -6,6 +6,7 @@ from logging.handlers import TimedRotatingFileHandler
from os import path
from Crypto.Cipher import Blowfish
from hashlib import md5
import random
from core import CoreConfig, Utils
from core.title import BaseServlet
@ -87,10 +88,10 @@ class SaoServlet(BaseServlet):
return (True, "SAO1")
def render_POST(self, request: Request, game_code: str, matchers: Dict) -> bytes:
endpoint = matchers.get('endpoint', '')
request.responseHeaders.addRawHeader(b"content-type", b"text/html; charset=utf-8")
iv = b""
req_raw = request.content.read()
sao_request = req_raw.hex()
@ -103,7 +104,6 @@ class SaoServlet(BaseServlet):
return b""
if self.game_cfg.crypt.enable:
iv = req_raw[40:48]
cipher = Blowfish.new(self.game_cfg.crypt.key, Blowfish.MODE_CBC, iv)
crypt_data = req_raw[48:]
@ -125,4 +125,11 @@ class SaoServlet(BaseServlet):
self.logger.debug(f"Request: {request.content.getvalue().hex()}")
resp = handler(sao_request)
self.logger.debug(f"Response: {resp.hex()}")
if self.game_cfg.crypt.enable:
iv = random.randbytes(8)
cipher = Blowfish.new(self.game_cfg.crypt.key, Blowfish.MODE_CBC, iv)
data_crypt = cipher.encrypt(resp[24:])
resp = resp[:24] + iv + data_crypt
return resp