netmanagers/puppet-varnish — pull request #4 by malaikah (2013-09-30 14:30:36+00:00)
Title: Adding logic to varnish.conf template to to allow the specification of a purely in-memory cache.

As previously configured, a user would need to supply their own template in order to specify an in-memory cache. Adding this bit of logic to the template (or something similar) allows you to specify the 'storage_file' as 'malloc' and run a RAM-based cache.