local host, port = "ulgrad.ru", 4999
local json = require('cjson.safe')
local base64 = require('base64')
local socket = require("socket")
local tcp = socket.tcp()

tcp:connect(host, port);

local pack = {}
pack['id'] = 'test'    
pack['room'] = {['temp'] = 12,['humi'] = 67} 
pack['cellar'] = {['temp'] = 14,['humi'] = 77} 
pack['weather'] = {['temp'] = 0,['humi'] = 57}
pack['sensors'] = {['28:61:64:34:80:10:F4:39'] = 18,['28:61:64:35:18:1E:74:EB'] = 17,['28:61:64:35:18:3C:3D:61'] = 19}    

--tcp:send(base64.encode(json.encode(pack)))

tcp:send('test')

while true do
    local s, status, partial = tcp:receive()
    print(s or partial)
    print(status)
    if status == "closed" then break end
end
tcp:close()