def login(self, usr, pwd, server):
error_counter = 0 if not config["behavior"][
"unlimited_retry"] else -0x3fffffff # min(int32)
while True:
salt = self.challenge(server,
time.time() + random.randint(0xF, 0xFF))
packet = make_packet(salt, usr, pwd, config["cqu_server"]["mac"])
self.socket.sendto(packet, (server, 61440))
data, address = self.socket.recvfrom(1024)
if address == (server, 61440) and data[:1] == b"\x04":
log("登录成功")
break
else:
if data.startswith(b"\x05\x00\x00\x05\x03"):
log("帐号密码错误，无效的帐号密码已清除", error=True)
config.reset()
exit()
elif data.startswith(b"\x05\x00\x00\x05\x04"):
log("帐号已欠费，请充值后再次登录", error=True)
exit()
elif data.startswith(b"\x05\x00\x00\x05\x05"):
log("帐号已停机，请前往管理页面开机", error=True)
exit()
else:
log("登录失败，原因未知", error=True)
error_counter += 1
if error_counter >= 5:
exit()
return data[23:39], salt
def keep_alive(self, salt, ptail, password, server):
_ = self.send_heartbeat_packet(build_heartbeat_packet(
0, b"\x00" * 4, 1, True),
check_start=True)
i = 1
tail = b"\x00" * 4
for j in (1, 3):
tail = self.send_heartbeat_packet(build_heartbeat_packet(
i, tail, j, False),
check_start=True)
i += 1
while True:
try:
time.sleep(20)
self.keep_alive1(salt, ptail, password)
for j in (1, 3):
tail = self.send_heartbeat_packet(build_heartbeat_packet(
i, tail, j, False),
check_start=False)
i = (i + 1) % 127
socket.gethostbyname("www.taobao.com")
reset_error_count()
except Exception:
log("网络断开，尝试重新登陆", error=True)
return
def send_heartbeat_packet(self, packet, check_start=False) -> bytes:
heartbeat_error_count = 0
while True:
self.socket.sendto(packet, (config["cqu_server"]["server"], 61440))
if heartbeat_error_count > 10:
if config["behavior"]["unlimited_retry"]:
raise ConnectionResetError("重新登录")
else:
exit()
try:
data, _ = self.socket.recvfrom(1024)
except socket.timeout:
log("心跳包发送失败，是否在其他地方登录？", warning=True)
time.sleep(3)
heartbeat_error_count += 1
continue
if check_start is True:
if not data.startswith(b"\x07"):
log("心跳包发送失败", warning=True)
time.sleep(3)
heartbeat_error_count += 1
continue
return data[16:20]
def __init__(self):
self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
try:
self.socket.bind(("0.0.0.0", 61440))
except OSError:
log("绑定端口失败，是否有其他drcom正在运行？")
exit()
self.socket.settimeout(3)
def challenge(self, svr, ran):
while True:
t = struct.pack("<H", int(ran) % 0xFFFF)
self.socket.sendto(b"\x01\x02" + t + b"\x09" + b"\x00" * 15,
(svr, 61440))
try:
data, address = self.socket.recvfrom(1024)
except Exception:
log("尝试与服务器通信失败，物理连接可能出现问题", error=True)
continue
if address == (svr, 61440) and data[:1] == b"\x02":
break
else:
log("尝试与服务器通信时发生未知错误", error=True)
continue
return data[4:8]
def __main__(self):
username = config["user_info"]["username"]
password = config["user_info"]["password"]
server = config["cqu_server"]["server"]
while True:
try:
tail, salt = self.login(username, password, server)
except Exception as e:
log("登录失败 " + str(e), error=True)
continue
check_update('cqu-de')
# 体面的退出
try:
self.empty_socket_buffer()
self.keep_alive1(salt, tail, password)
self.keep_alive(salt, tail, password, server)
except KeyboardInterrupt:
log("de已完全退出，再见！")
sys.exit()