This module configures a Unicorn multi-instance installation.
Basic configuration of an unicorn instance (example taken from the puppet module).
::unicorn::instance { 'puppetmaster':
working_directory => '/usr/share/puppet/ext/rack/files/',
listen => '\'/var/run/puppet/puppetmaster_unicorn.sock\', :backlog => 512',
pid => '/var/run/puppet/puppetmaster_unicorn.pid',
user => 'puppet',
}