Added ruby 1.9.1 packages

Install ruby 1.9.1 packages to jenkins slaves.  Necessary for running
OpenStack ChefSpec cookbook tests.

Fixes: bug #1178516
Change-Id: Ibb31ea3e24bf837a7b05a8540854410dbc921b72
Reviewed-on: https://review.openstack.org/28820
Reviewed-by: Jeremy Stanley <fungi@yuggoth.org>
Reviewed-by: Clark Boylan <clark.boylan@gmail.com>
Reviewed-by: James E. Blair <corvus@inaugust.com>
Approved: Clark Boylan <clark.boylan@gmail.com>
Tested-by: Jenkins

modules/jenkins/manifests/params.pp

@@ -79,6 +79,9 @@ class jenkins::params {
       $python_zmq_package = 'python-zmq'
       $python3_dev_package = 'python3-all-dev'
       $rubygems_package = 'rubygems'
+      $ruby1_9_1_package = 'ruby1.9.1'
+      $ruby1_9_1_dev_package = 'ruby1.9.1-dev'
+      $ruby_bundler_package = 'ruby-bundler'
       $sqlite_package = 'sqlite3'
       $unzip_package = 'unzip'
       $xslt_package = 'xsltproc'

modules/jenkins/manifests/slave.pp

@@ -90,6 +90,18 @@ class jenkins::slave(
         ensure => present,
       }
 
+      package { $::jenkins::params::ruby1_9_1_package:
+        ensure => present,
+      }
+
+      package { $::jenkins::params::ruby1_9_1_dev_package:
+        ensure => present,
+      }
+
+      package { $::jenkins::params::ruby_bundler_package:
+        ensure => present,
+      }
+
     }
     default: {
       fail("Unsupported osfamily: ${::osfamily} The 'jenkins' module only supports osfamily Debian or RedHat (slaves only).")