module-nginx/templates/vhost/vhost_footer.erb

<% if @include_files %><% @include_files.each do |file| -%>
include <%= file %>;
<% end -%><% end -%>
}

<% if rewrite_www_to_non_www %>
server {
  listen                <%= listen_ip %>;
  server_name           www.<%= name.gsub(/^www\./, '') %>;
  rewrite               ^ http://<%= name.gsub(/^www\./, '') %>$uri permanent;
}
<% end %>