mirror of
https://github.com/Lost-MSth/Arcaea-server.git
synced 2025-12-14 08:06:23 +08:00
014531f3f1
- For Arcaea 5.10.1(c) - Add support for Link Play 2.0. - New partners "Luna & Ilot" and "Eto & Hoppe" - Add support for the skill of "Eto & Hoppe". - Add support for refreshing ratings of Recent 30 via API and webpage. Note: This is a bug testing version.
115 lines
3.9 KiB
Python
115 lines
3.9 KiB
Python
import binascii
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import logging
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import socketserver
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import threading
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from json import dumps, loads
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from .aes import decrypt, encrypt
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from .config import Config
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from .store import Store, TCPRouter, clear_player, clear_room
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from .udp_class import bi
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from .udp_parser import CommandParser
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logging.basicConfig(format='[%(asctime)s] %(levelname)s in %(module)s: %(message)s',
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level=logging.INFO)
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class UDP_handler(socketserver.BaseRequestHandler):
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def handle(self):
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client_msg, server = self.request
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# print(client_msg)
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try:
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token = client_msg[:8]
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iv = client_msg[8:20]
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tag = client_msg[20:36]
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ciphertext = client_msg[36:]
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user = Store.link_play_data.get(bi(token))
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if user is None:
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return None
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plaintext = decrypt(user['key'], b'', iv, ciphertext, tag)
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except Exception as e:
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logging.error(e)
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return None
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# if Config.DEBUG:
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# logging.info(
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# f'UDP-From-{self.client_address[0]}-{binascii.b2a_hex(plaintext)}')
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commands = CommandParser(
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user['room'], user['player_index']).get_commands(plaintext)
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if user['room'].players[user['player_index']].player_id == 0:
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clear_player(bi(token))
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if user['room'].player_num == 0:
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clear_room(user['room'])
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commands = [i for i in commands if i[2] == 0x12]
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# 处理不能正确被踢的问题
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for i in commands:
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iv, ciphertext, tag = encrypt(user['key'], i, b'')
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# if Config.DEBUG:
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# logging.info(
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# f'UDP-To-{self.client_address[0]}-{binascii.b2a_hex(i)}')
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server.sendto(token + iv + tag + ciphertext, self.client_address)
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AUTH_LEN = len(Config.AUTHENTICATION)
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TCP_AES_KEY = Config.TCP_SECRET_KEY.encode('utf-8').ljust(16, b'\x00')[:16]
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class TCP_handler(socketserver.StreamRequestHandler):
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def handle(self):
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try:
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if self.rfile.read(AUTH_LEN).decode('utf-8') != Config.AUTHENTICATION:
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self.wfile.write(b'No authentication')
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logging.warning(
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f'TCP-{self.client_address[0]}-No authentication')
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return None
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cipher_len = int.from_bytes(self.rfile.read(8), byteorder='little')
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if cipher_len > Config.TCP_MAX_LENGTH:
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self.wfile.write(b'Body too long')
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logging.warning(f'TCP-{self.client_address[0]}-Body too long')
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return None
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iv = self.rfile.read(12)
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tag = self.rfile.read(16)
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ciphertext = self.rfile.read(cipher_len)
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self.data = decrypt(TCP_AES_KEY, b'', iv, ciphertext, tag)
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message = self.data.decode('utf-8')
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data = loads(message)
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except Exception as e:
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logging.error(e)
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return None
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if Config.DEBUG:
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logging.info(f'TCP-From-{self.client_address[0]}-{message}')
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r = TCPRouter(data).handle()
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try:
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r = dumps(r)
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if Config.DEBUG:
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logging.info(f'TCP-To-{self.client_address[0]}-{r}')
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iv, ciphertext, tag = encrypt(TCP_AES_KEY, r.encode('utf-8'), b'')
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r = len(ciphertext).to_bytes(
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8, byteorder='little') + iv + tag + ciphertext
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except Exception as e:
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logging.error(e)
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return None
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self.wfile.write(r)
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def link_play(ip: str = Config.HOST, udp_port: int = Config.UDP_PORT, tcp_port: int = Config.TCP_PORT):
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udp_server = socketserver.ThreadingUDPServer((ip, udp_port), UDP_handler)
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tcp_server = socketserver.ThreadingTCPServer((ip, tcp_port), TCP_handler)
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threads = [threading.Thread(target=udp_server.serve_forever), threading.Thread(
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target=tcp_server.serve_forever)]
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[t.start() for t in threads]
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[t.join() for t in threads]
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