gather_ips.rb

ips = {}
ips[:internal] = node[:ipaddress]

if node[:network][:interfaces].include?("eth1") 
  eth = node[:network][:interfaces][:eth1][:addresses]
  eth.each_key do |i| 
    if eth[i][:family] == "inet"
      ips[:external] = i
    end
  end
else
  raise RuntimeError, "This recipe requires an external ip configured on" +
                      "eth1 or the various listeners will fail."
end