class ForemanSalt::FactParser

def macs
  unless @macs
    @macs = {}
    facts.each do |fact, value|
      next unless value && fact.to_s =~ /^hwaddr_interfaces/
      data = fact.split(FactName::SEPARATOR)
      interface = data[1]
      macs[interface] = value
    end
  end
  @macs
end