Using puppetdbquery (https://github.com/dalen/puppet-puppetdbquery), you could
do something like this in your manifests -
$hosts = query_nodes('Class[memcached]', hostname)
And then loop through this in your template -
<% @hosts.sort.each do |host| -%><%= host %>:<%= @memcached_port %> <% end -%>
Matt
On Aug 13, 2014, at 9:26 AM, Andrew Melo <andrew.m...@gmail.com> wrote:
> Hello, all-
>
> I've been (unsuccessfully) looking for/thinking of a solution to the
> following problem and am unsuccessful, so I figured I'd ask here.
>
> If you have a service that's across multiple hosts (say, memcached or a
> mysql/galera HA cluster) where each node needs to know the hostnames of the
> other nodes in that service, is there another way to implement this in puppet
> other than first applying the role to each node in the service and then
> having a list of hostnames stored as a variable in hiera? I'm new to puppet,
> so I'm unsure if there's a better practice than having to hardcode the hiera
> part.
>
> Cheers,
> Andrew
>
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