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30 lines
677 B
Lua
30 lines
677 B
Lua
id = "Echo"
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description = "Connects to the UDP echo service, sends a string, receives a string and if both\
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strings are equal reports success."
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author = "Diman Todorov <diman.todorov@gmail.com>"
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license = "Same as Nmap--See http://nmap.org/man/man-legal.html"
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categories = {"demo"}
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require "shortport"
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portrule = shortport.port_or_service(7, "echo", "udp")
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action = function(host, port)
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local echostr = "hello there"
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local socket = nmap.new_socket()
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socket:connect(host.ip, port.number, "udp")
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socket:send(echostr)
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local status, result = socket:receive_lines(1);
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socket:close()
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if (result == echostr) then
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return "UDP Echo: correct response"
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end
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return
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end
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