[chef] Re: Fwd: help with erb templates

["Joshua Miller" < >]

Not in front of a computer right now but have a look at the haproxy cookbook.

​ 

http://community.opscode.com/cookbooks/haproxy/source

—

Joshua

​

On Wed, May 29, 2013 at 12:10 PM, Azul < ="mailto: ">> wrote:

> It has been a long day,
>
> How can I pass an array as symbol in chef ?
> I want to build a list of all the FQDNs containing my role 'web', and pass that list to my erb template.
>
> Tried to do it directly from the template, but it looks it only supports ruby code and not exactly chef code.
>
>
> my recipe,
>
>  44 template "#{node[:apache][:dir]}/httpd.conf" do
>  45   source "httpd.erb"
>  49   variables({
>  50       :list_of_nodes => [],
>  51       :list_of_nodes => search(:node, "role:web" )
>  52   })
>  53   notifies :restart, resources(:service =>"httpd")
>  54 end
>
>
> my httpd.erb template
>
>  60 <% count=0 %>
>  61 <% @list_of_nodes.each do |result| %>
>  62    <% puts "hostname#{count} = #{result['fqdn']}"%>
>  67    <% count = count + 1  %>
>  68 <% end  %>
>
>
> the result should be:
> hostname0 = asdfsdf.sdfdsf.com
> hostname1 = asdfkjew.com
> .
> .
> .
>
>
> Right now I simply get a no method .each for you,
> [2013-05-29T18:54:18+00:00] FATAL: Chef::Mixin::Template::TemplateError: undefined method `each' for nil:NilClass