Added use_ipv6 to the config file.

cookbooks/nova/attributes/default.rb

@@ -44,3 +44,4 @@ default[:nova][:image_service] = "nova.image.s3.S3ImageService"
 default[:nova][:glance_host] = "localhost"
 default[:nova][:glance_port] = "9292"
 default[:nova][:lock_path] = "/var/lib/nova/tmp"
+default[:nova][:use_ipv6] = "False"

cookbooks/nova/recipes/network.rb

@@ -20,6 +20,10 @@
 include_recipe "nova::common"
 nova_package("network")
 
+if node[:nova][:use_ipv6] == "True" then
+	package "radvd"
+end
+
 execute "sysctl -p" do
   user "root"
   action :nothing

cookbooks/nova/templates/default/nova.conf.erb

@@ -26,3 +26,4 @@
 --image_service=<%= node[:nova][:image_service] %>
 --lock_path=<%= node[:nova][:lock_path] %>
 --sql_idle_timeout=<%= node[:nova][:db][:sql_idle_timeout] %>
+--use_ipv6=<%= node[:nova][:use_ipv6] %>

cookbooks/nova/templates/default/sysctl.conf.erb

@@ -30,7 +30,7 @@ net.ipv4.ip_forward=1
 # Uncomment the next line to enable packet forwarding for IPv6
 #  Enabling this option disables Stateless Address Autoconfiguration
 #  based on Router Advertisements for this host
-#net.ipv6.conf.all.forwarding=1
+net.ipv6.conf.all.forwarding=1
 
 
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