Puppet Facter v2+v3 compatible broadcast address fact provider. Get broadcast address for each available network interface.

broadcast.rb

# Fact: broadcast
#
# Purpose:
# Get broadcast addresses for each interface.
#

Facter.value('interfaces').split(',').each do |interface|
  Facter.add("broadcast_" + interface) do
    setcode do
      require 'ipaddr'
      netmask = Facter.value('netmask_'+interface)
      ip = Facter.value('ipaddress_'+interface)

      if netmask and ip
        ip = IPAddr.new(ip, Socket::AF_INET)
        subnet = IPAddr.new(netmask, Socket::AF_INET)
        ip.mask(subnet.to_s).to_range.last.to_s
      else
        nil
      end
    end
  end
end