On Mon, Aug 22, 2011 at 6:11 AM, puppetlurker
<under.my.cont...@gmail.com> wrote:
> Greetings,
>
> I'm having an issue with my implementation of exported resources. I
> have a memcache server pool, and want to update the /etc/php.d/
> memcache.ini with the ips of all the servers. Previously, I hard coded
> the $memcacheservers array in the node manifest and the template
> collected and populated the template.
>
> Now that I'm moving to exported resouces, how do I get it to set an
> array in a way I can access it from a different scope? I tried moving
> the file { "/etc/php.d/memcache.ini": content => template(memcache/
> memcache.ini.erb) to the resource function (I understand exported
> resources shoulld not define other resources), but it only populates
> the first server collected, and complains about a duplicate resource
> if I have more than 1 exported server.
>
> I've tried defining the resource without the content the first time,
> then override the define with the content, but that only picks up the
> 2nd server. I've tried accessing the variable that gets populated
> after the Memcache::Servers <<| |>> but it doesn't get populated in
> this scope. I've tried looking up the
> scope.lookupvar('memcached::servers::memcacheservers') but the
> exported resource is a define not a class and I couldn't get it to
> work. I've tried just using a script to populate the file with the
> proper contents, but there is no way to ensure it is filled with all
> the servers, for example the script is executed out of order,
> replaced 3 times if there are 3 servers, and may contain 1, 2, or 3
> servers after a puppet run.
>
> Any suggestions?
I was looking at a similar issue where I need to export data, not
resource, and be able to lookup the data. It just happens that Dan has
published a prototype along the line of what you are looking for:
https://github.com/puppetlabs/puppetlabs-nodesearch
Thanks,
Nan
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