Raw Email with Telnet

require 'rubygems'
require 'socket'

$MAXSIZE = 4096


$config = {
        "host"  => "localhost",
        "port"  => "25",
        "-to" => "recipient@gmail.com",
        "-from" => "spoofed_sender@gmail.com",
        "-subject" => "Subject",
        "-msg"  => "msg"
}

def main( argc, argv )

        $config = $config.merge( Hash[*argv] )

        p $config


        sock = TCPSocket::new( $config["host"] , $config["port"] )

        sock.puts "ehlo #{ $config["-from"].split("@").last }"
        puts sock.gets
        sock.puts "mail from: #{ $config["-from"] }"
        puts sock.gets
        sock.puts "rcpt to: #{ $config["-to"] }"
        puts sock.gets
        sock.puts "data"
        sock.puts "Subject: #{ $config["-subject"] }"
        sock.puts "#{ $config["-msg"] }"
        sock.puts "."
        puts sock.gets


        sock.close()

end

main( ARGV.length , ARGV )