client lua

Server = {	_host = "localhost",	_port = 0,}Client = {	_host = "localhost", -- Change to server IP	_port = 8080,}function Server:Run()	socket2 = require("socket")	self._server = assert(socket2.bind(self._host, self._port))	ip, port   = self._server:getsockname()	assert(ip, port)	print(ip..' running on port ' .. port)endfunction Server:LookForServerResponse()	print("Waiting for response")	self._client = assert(self._server:accept())	local line, error = self._client:receive()	print("Response Received")	line = string.sub(line,9,-1)	if line ~= "UPTODATE" then		self._dataFile = io.open("data.lua","w")		self._dataFile:write(line)		self._dataFile:close()		print("data file updated")	else		print("data file is up to date")	end	self._client:close()	Client:CloseConnectionToServer()endfunction Client:Run()	socket = require("socket")	md5 = require("md5")	self._client = assert(socket.connect(self._host, self._port))	ip, port   = self._client:getpeername()	assert(ip, port)	print("client connected to " .. ip .. " on " .. port)	self:OutputData()endfunction Client:OutputData()	self._dataFile = io.open("data.lua")	local data = self._dataFile:read("*a")	local md5 = md5.sum(data)	self._dataFile:close()	Server:Run()	local sip, sport = Server._server:getsockname()	print(sport)	assert(self._client:send(sport.."request"..md5.."\n"))	print("Request Sent")	Server:LookForServerResponse()endfunction Client:CloseConnectionToServer()	assert(self._client:send("close\n"))endClient:Run()