Add rackspace networks if available

lib/ohai/plugins/rackspace.rb

@@ -93,6 +93,22 @@ def get_region()
   Ohai::Log.debug("Unable to find xenstore-ls, cannot capture region information for Rackspace cloud")
 end
 
+def get_networks
+  status, stdout, stderr = run_command(:no_status_check => true, :command => 'xenstore-ls vm-data/networking')
+  if status == 0
+    stdout.split("\n").map{|l| l.split('=').first.strip }.map do |item|
+      _status, _stdout, _stderr = run_command(:no_status_check => true, :command => "xenstore-read vm-data/networking/#{item}")
+      if status == 0
+        Yajl::Parser.new.parse(_stdout)
+      else
+        raise Ohai::Exceptions::Exec
+      end
+    end
+  end
+rescue Ohai::Exceptions::Exec
+  Ohai::Log.debug('Unable to capture custom private networking information for Rackspace cloud')
+end
+
 # Adds rackspace Mash
 if looks_like_rackspace?
   rackspace Mash.new
@@ -106,4 +122,5 @@ def get_region()
   rackspace[:local_ipv4] = rackspace[:private_ip]
   get_global_ipv6_address(:local_ipv6, :eth1)
   rackspace[:local_hostname] = hostname
+  rackspace[:networks] = get_networks
 end