local locker = true
local failed = true
local attempted_login = true
local password_server = 0 -- change to the ID of your password server computer
rednet.open("back") -- change to the side your rednet modem is on
while locker do
 attempted_login = false
 term.clear()
 term.setCursorPos(1,1)
 print("Welcome Roaming Profile Enabled")
 print("What would you like to do?")
 print("[1] Login (*)")
 print("[2] Open door")
 print("[3] Shutdown")
 write("> ")
 local input = read()
 if input == "3" then
  os.shutdown()
 elseif input == "1" or input == "2" then
  attempted_login = true
  print("Please login...")
  write("Username: ")
  local username = read()
  write("Password: ")
  local password = read("*")
  rednet.send(password_server, password , true)
  senderId, message, distance = rednet.receive(5)
  if username == message then
   failed = false
   locker = false
   term.clear()
   term.setCursorPos(1,1)
   print("Welcome ", username)
   if input == "2" then
     redstone.setOutput("right","true")
     sleep(4)
     redstone.setOutput("right","false")
     locker = true
   end



  else
   print("Invalid Username or Password.")
   sleep(3)
  end
 else
  print("Command not recognised...")
  sleep(2)
 end
end