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local comm = require "comm"
local shortport = require "shortport"
description = [[
Retrieves the day and time from the Daytime service.
]]
---
-- @output
-- PORT STATE SERVICE
-- 13/tcp open daytime
-- |_daytime: Wed Mar 31 14:48:58 MDT 2010
author = "Diman Todorov"
license = "Same as Nmap--See http://nmap.org/book/man-legal.html"
categories = {"discovery", "safe"}
portrule = shortport.port_or_service(13, "daytime", {"tcp", "udp"})
action = function(host, port)
local status, result = comm.exchange(host, port, "dummy", {lines=1, proto=port.protocol})
if status then
return result
end
end