relay.lua

local component = require("component")
local f = require("filesystem")
local event = require("event")
local m = component.modem
local t = component.tunnel
local arch

arch = "relay"

for x in f.list("/mnt/") do
  for y in f.list("/mnt/"..x) do
    if y == arch then
      externaldisk = x
    end
  end
end

print(externaldisk .. " ready!")

function loadfile(file)
  for i in f.list("/mnt/" .. externaldisk) do
    if i == file then
      local result = "/mnt/" .. externaldisk .. i
      print(result)
      return tostring(result)
    end
  end
end


function readfile(file)
  for line in io.lines(file) do
    print(line)
    return line

  end
end



function split(string)
  local result = {}
  local one, two = string.match(string,"(.-);(.+)")

  table.insert(result,one)
  table.insert(result,two)

  return result
end



local cmd
local msg
m.setStrength(255)

local localport = tonumber(readfile(loadfile("port")))
m.open(localport)

print("begin code!")

while true do

  print(arch)
  print(localport)
  print(externaldisk)
  print("ready")

  local eventName, myAddress, itsAddress, port, distance, message = event.pull("modem_message")

  cmd = split(message)

  print(cmd[1])
  print(cmd[2])

  if cmd[1]=="msg" then
    msg = split(cmd[2])
    if msg[1]=="hard" then
      t.send(msg[2])
    else
      m.broadcast(msg[1],msg[2])
    end
  else
    os.execute(cmd[2])
  end

end