Computercraft turtle remote control script

remote

-- remote listener
os.loadAPI("inventory")
os.loadAPI("path")
running = true

-- this should be configurable somehow
modem = peripheral.wrap("right")
modem.open(0)
while running do
  local event, modemSide, senderChannel, 
    replyChannel, message, senderDistance = os.pullEvent("modem_message")
    print(message)
    print(replyChannel)
    if message == "quit" then
      running = false
      modem.transmit(1, 0, "quit")
    elseif message == "ping" then
      modem.transmit(1, 0, senderDistance)
    else
      local success, result = pcall(function() return loadstring(message)() end)
      modem.transmit(1, 0, textutils.serialize(result)) -- very secure
    end
end