password client

local locker = true
local failed = true
local attempted_login = true
local password_server = 9
local modem = peripheral.wrap("left")
modem.open(500)
while locker do
attempted_login = false
term.clear()
term.setCursorPos(1,1)
print("Welcome to a USERS PC : Roaming Profile Enabled")
print("What would you like to do?")
print("[1] Login (*)")
print("[2] Shutdown")
write("> ")
local input = read()
if input == "2" then
  os.shutdown()
elseif input == "1" then
  attempted_login = true
  print("Please login...")
  write("Username= ")
  local username = read()
  write ("Password: ")
  local password = read("*")
  modem.transmit(500, 500, password_server, username, true)
  event, senderId, message, distance = os.pullEvent("modem_message")
  if password == message then
   failed = false
   locker = false
   term.clear()
   term.setCursorPos(1,1)
   print("Welcome ", username)
  else
   print("Invalid Username or Password.")
   sleep(3)
  end
else
  print("Command not recognised...")
  sleep(2)
end
end