package_data = Facter::Util::Resolution.exec('rpm --query --all  --qf "%{NAME}||%{VERSION}\n"')

package_data.split("\n").each do |line|

  rpm_detail      = line.split("||")
  package_name    = 'package_' + rpm_detail[0]
  package_version = rpm_detail[1]

  Facter.add(package_name) do
    setcode do
      Facter.value(package_version)
    end
  end

end