kodos

local keyboard = require("keyboard")
local computer = require("computer")
local fs = require("filesystem")
local event = require("event")
local shell = require("shell")
local auth = require("auth")
local term = require("term")

local running = true

while running do
  if fs.exists("/installer.lua") then -- Auto deletes the installer at first boot.
    fs.remove("/installer.lua")
  end

  local username = ""
  local password = ""

  login = auth.validate(username, password)

  if login then
    auth.userLog(username, "login_pass")
    if not fs.get("/tmp/").isReadOnly() then
      hn = io.open("/tmp/.hostname.dat", "w") -- Writes the user inputted username to file for future use.
       hn:write(username)
        hn:close()
      os.setenv("HOME", "/home/" .. username)
      os.setenv("USER", username)
      os.setenv("PATH", "/bin:/sbin:/usr/bin:/home/".. username .."/bin:.")
    end

    local file = io.open("/etc/hostname")

    if file then
      os.setenv("PS1", username .. "@" .. file:read("*l") .. "# ")
      file:close()
    else
      os.setenv("PS1", username .. "@" .. username .. "# ")
    end

    shell.setWorkingDirectory("/home/" .. username .. "/")
    username, password = "" -- This is just a "bandaid fix" till I find a better way of doing it.
    if fs.isAutorunEnabled() == false then
      fs.setAutorunEnabled(true)
    end
    running = false
    shell.execute("/.autorun.lua")
  else
    auth.userLog(username, "login_fail")
    term.clear()
    term.setCursor(1,1)
    io.stderr:write("Login failed: Invalid information.")
    os.sleep(2.5)
  end
end