Facter.add(:botnets) do
  setcode do
    botnets = []
    if File.executable?('/usr/bin/botnet')
      listcmd = "su -s /bin/sh - nobody -c '/usr/bin/botnet list'"
      output = Facter::Util::Resolution.exec(listcmd)
      output.each_line do |line|
        if m = line.match(/^\[\d+\]\s+(.*\.py)/)
          botnets << File.basename(File.dirname(m[1]))
        end
      end
    end
    botnets.sort.join(',')
  end
end