AdvancedMine

local function downloadUpdate(pasteURL)
   fs.delete("startup.bak")
   fs.copy("startup", "startup.bak")
   fs.delete("startup")

   shell.run("pastebin", "get", pasteURL, "startup")
   os.reboot()
end

local _command, _args
local function receiveCommmand()
   local _, data = rednet.receive()
   data = textutils.unserialize(data)

   _command = data[1]

   table.remove(data[1], 1)
   _args = data
end

local function runCommand(command, args)
   if command == "update" then
      print("Updating!")
      downloadUpdate(args[1] or "ZSpt1WQH")
   end
end

local function run()

end

rednet.open("right")

while true do
   parallel.waitForAny(run, receiveCommmand)

   if _command then
      runCommand(_command, _args)

      _command = nil
      _args = nil
   end
end