cookbooks/fb_apache/templates/default/site.conf.erb

<% node['fb_apache']['sites'].to_hash.each do |vhost, conf| %>
<VirtualHost <%= vhost %>
<%   conf.each do |keyword, data| %>
<%     if data.is_a?(String) %>
  <%=    keyword %> <%= data %>
<%     elsif data.is_a?(Array) %>
<%       data.each do |entry| %>
  <%=    keyword %> <%= entry %>
<%       end %>
<%     elsif data.is_a?(Hash) %>
<%       FB::Apache.template_hash_handler(_buf, 1, keyword, data) %>
<%     end %>
<%   end %>
</VirtualHost>

<% end %>