hdenman

  bytes_read = 0
  cmd = "ssh -i #{key_file} #{user}@#{ip} 'base64 /dev/urandom'"
  Open3.popen3(cmd) do |i, o, e, t|  # (in, out, error, monitor thread)
    begin
      Timeout.timeout(120) do
        while readables = IO.select([o, e])[0]
          readables.each{|r|
            if r == o
              dump = ""
              begin