def working(self):
'''维护客户端的访问,客户端可以给服务端发送消息,但是只能进行验证和简单的查看服务器消息
无法做任何高级操作'''
try:
_client_message = self.clientsock.recv(
LMServer.BUFSIZE) # 获取指定大小的报文
_text = decryption(_client_message)
if _text:
_obj = eval(_text.decode(LMServer.ENCODING)) # json对象\
# print(_obj)
self.server.handle_user_command(self, _obj)
else:
self.send_message(
payback(MsgType.ERROR, reason="invalid message"))
except ConnectionResetError as e:
self.debug("LMotorClient.working:" + str(e))
self.shutdown()
except ConnectionAbortedError as e:
self.shutdown()
# 客户端正常被关闭
except json.JSONDecodeError as e:
# 如果解析json遇到错误,自动忽略这条消息
# print("错误2")
self.send_message(payback(MsgType.ERROR, reason="invalid message"))
except Exception as e:
self.shutdown()
self.server.logger.log(
"unknown error happened at client main loop:%s" % str(e),
LogType.ERROR, "LMClient.working()")
def working(self):
'''维护服务器的主逻辑代码'''
try:
self.debug("wait for connection...")
pack = self.server_sock.accept() # 接受客户端的连接
_clientsock, _addr = pack # 解包
# 以下代码用于验证客户端是否是有效的客户端
_random_string = make_number_sequence()
_clientsock.send(
encryption(_random_string.encode(LMServer.ENCODING)))
_message = _clientsock.recv(LMServer.BUFSIZE)
data = decryption(_message)
if data:
data = data.decode(LMServer.ENCODING)
if data == md5(_random_string, LMServer.ENCODING):
self.debug("a connection from %s is built" % str(pack[1]))
worker = LMClient(pack, self, debug=True) # 创建工作者
worker.start()
worker.send_message(payback(MsgType.RESULT, msg=SUCCESS))
else:
_clientsock.close()
else:
_clientsock.close()
# 以上代码用于验证客户端是否是有效的客户端
# 遇到无效的客户端时直接关闭
except Exception as e:
self.logger.log("unknow error happened at server main loop:%s" %
str(e),
LogType.ERROR,
position="LMServer.working()")
def working(self):
'''接受管理员的命令并添加到消息队列'''
if self.valid_count >= 0:
try:
_message = self.managersock.recv(LMServer.BUFSIZE) # 获取指定大小的报文
_text = decryption(_message)
if _text:
_obj = eval(_text)
# print(_obj)
# 管理员线程必须由普通线程晋升而来,不然此处应该设置相应的安全措施
self.server.handle_admin_command(self, _obj)
else:
self.send_message(
payback(MsgType.ERROR, reason="invalid message"))
except ConnectionResetError as e:
self.debug("LMotorManager.working:" + str(e))
self.clearsock(reason="在接受管理员命令的时候遇到了connection_reset_error")
except json.JSONDecodeError as e:
self.send_message(
payback(MsgType.ERROR, reason="invalid message"))
except SyntaxError as e:
self.debug("LMotorManager.working:" + str(e))
pass
except Exception as e:
self.debug("LMotorManager.working:" + str(e))
self.clearsock(reason="在接受管理员命令的时候遇到了未知的错误:{}".format(str(e)))
self.server.logger.log(
"unknown error happened at manager main loop:%s,%s" %
(str(e), str(type(e))), LogType.ERROR,
"LMManager.working()")
else:
self.clearsock(reason="在接受管理员命令的时候发现管理员已经超过三次没有回复心跳包")
def connect(self):
try:
self.localsock.connect(self.server_addr)
pwd = decryption(self.localsock.recv(BUFSIZE)).decode(ENCODING)
pwd = encryption(md5(pwd,ENCODING).encode(ENCODING))
self.localsock.send(pwd)
return True
except Exception as e:
print(e)
return False
def working(self):
''' show message from server '''
while 1:
try:
msg = self.localsock.recv(BUFSIZE)
msg = decryption(msg).decode(ENCODING)
_obj = eval(msg)
if _obj.get("type") == 999:
msg = str({"type":999})
self.localsock.send(encryption(msg.encode(ENCODING)))
else:
print(_obj)
self.flag = True
except Exception as e:
self.show_message(e)
break
