Remotely logging data from OpenComputers

local c = require("component")
local comp = require("computer")
local gpu1 = c.gpu
local text = require("text")
local keyboard = require("keyboard")
local shell = require("shell")
local sides = require("sides")
local internet = require("internet")
local serial = require("serialization")
local json = require("json")
local rs = c.redstone
local requesturl = "http://example.com/projects/mc/oc/logger/log_data.php"
local tc = {}
local keb = {}
tc[1] = c.proxy(c.get("93e67b0d", "tank_controller"))
tc[2] = c.proxy(c.get("1e9203af", "tank_controller"))
tc[3] = c.proxy(c.get("ad455ad6", "tank_controller"))
tc[4] = c.proxy(c.get("ffb5a458", "tank_controller"))
tc[5] = c.proxy(c.get("3973b4f2", "tank_controller"))
tc[6] = c.proxy(c.get("253d0e4b", "tank_controller"))
tc[7] = c.proxy(c.get("d3ccad5a", "tank_controller"))
tc[8] = c.proxy(c.get("b9e69e58", "tank_controller"))

keb[1] = c.proxy(c.get("209bde93-7912-4c37-9924-3bf5ea66e700"))
keb[2] = c.proxy(c.get("613d00a4-5072-4406-ab37-ddd6ec814499"))
keb[3] = c.proxy(c.get("42f55695-5ef4-4296-8a12-24346eba59fc"))
keb[4] = c.proxy(c.get("d3b44d55-ef76-4c78-b3ec-8c9714d1a3d0"))
keb[5] = c.proxy(c.get("13564585-2dd7-40bd-8283-246f5e47920c"))

local running
local screen1_x = 40
local screen1_y = 13
running = true

gpu1.setResolution(screen1_x,screen1_y)
gpu1.fill(1, 1, screen1_x, screen1_y, " ")
function round(num, idp)
  local mult = 10^(idp or 0)
  return math.floor(num * mult + 0.5) / mult
end
local timer = 0
while true do
  local kebs = {}
  kebs["energy"] = 0
  kebs["maxenergy"] = 0
  local post_data = {}
  gpu1.setForeground(0xFFFFFF)
  gpu1.set(1,1, text.padRight("Tank status", screen1_x - 5))
  gpu1.set(screen1_x - 5,1, text.padRight(os.date("%H:%M", os.time()), 5))
  local i = 1
  post_data[i] = tc[i].getFluidInTank(sides.up)[1]
  post_data[i]['name'] = "Engineroom_Fuel_1"
  i = i + 1
  post_data[i] = tc[i].getFluidInTank(sides.up)[1]
  post_data[i]['name'] = "Engineroom_Fuel_2"
  i = i + 1
  post_data[i] = tc[i].getFluidInTank(sides.up)[1]
  post_data[i]['name'] = "Engineroom_Fuel_3"
  i = i + 1
  post_data[i] = tc[i].getFluidInTank(sides.up)[1]
  post_data[i]['name'] = "Engineroom_Fuel_4"
  i = i + 1
  post_data[i] = tc[i].getFluidInTank(sides.up)[1]
  post_data[i]['name'] = "Engineroom_Fuel_5"
  i = i + 1
  post_data[i] = tc[i].getFluidInTank(sides.up)[1]
  post_data[i]['name'] = "Engineroom_Fuel_6"
  i = i + 1
  post_data[i] = tc[i].getFluidInTank(sides.up)[1]
  post_data[i]['name'] = "Engineroom_Fuel_7"
  i = i + 1
  post_data[i] = tc[i].getFluidInTank(sides.up)[1]
  post_data[i]['name'] = "Engineroom_Fuel_8"
  i = i + 1
  post_data[i] = {}
  post_data[i]['name'] = "Engineroom_KEB_1"
  post_data[i]['energy'] = keb[1].getEnergyStored()
  post_data[i]['maxenergy'] = keb[1].getMaxEnergyStored()
  kebs["energy"] = kebs["energy"] + post_data[i]['energy']
  kebs["maxenergy"] = kebs["maxenergy"] + post_data[i]['maxenergy']
  i = i + 1
  post_data[i] = {}
  post_data[i]['name'] = "Engineroom_KEB_2"
  post_data[i]['energy'] = keb[2].getEnergyStored()
  post_data[i]['maxenergy'] = keb[2].getMaxEnergyStored()
  kebs["energy"] = kebs["energy"] + post_data[i]['energy']
  kebs["maxenergy"] = kebs["maxenergy"] + post_data[i]['maxenergy']
  i = i + 1
  post_data[i] = {}
  post_data[i]['name'] = "Engineroom_KEB_3"
  post_data[i]['energy'] = keb[3].getEnergyStored()
  post_data[i]['maxenergy'] = keb[3].getMaxEnergyStored()
  kebs["energy"] = kebs["energy"] + post_data[i]['energy']
  kebs["maxenergy"] = kebs["maxenergy"] + post_data[i]['maxenergy']
  i = i + 1
  post_data[i] = {}
  post_data[i]['name'] = "Engineroom_KEB_4"
  post_data[i]['energy'] = keb[4].getEnergyStored()
  post_data[i]['maxenergy'] = keb[4].getMaxEnergyStored()
  kebs["energy"] = kebs["energy"] + post_data[i]['energy']
  kebs["maxenergy"] = kebs["maxenergy"] + post_data[i]['maxenergy']
  i = i + 1
  post_data[i] = {}
  post_data[i]['name'] = "Engineroom_KEB_5"
  post_data[i]['energy'] = keb[5].getEnergyStored()
  post_data[i]['maxenergy'] = keb[5].getMaxEnergyStored()
  kebs["energy"] = kebs["energy"] + post_data[i]['energy']
  kebs["maxenergy"] = kebs["maxenergy"] + post_data[i]['maxenergy']

  local energyperc = kebs["energy"] / kebs["maxenergy"] * 100
  print(energyperc)
  local rswest = (95 - energyperc)
  local rsdown = 0
  if (kebs["energy"] / kebs["maxenergy"] * 100) < 95 then
	rsdown = 1
  end
  rs.setOutput(sides.west,rswest)
  rs.setOutput(sides.down,rsdown)
  -- runtime
  timer = timer + 1
  if (timer %60 == 0) then
    internet.request(requesturl, json:encode(post_data))
	timer = 0
  end
  os.sleep(0.1)
end