Include cinder::volume in cloud::volume::storage

It's a dependency which was missing to run cinder-volume.

Close #116

Signed-off-by: Emilien Macchi <emilien.macchi@enovance.com>

manifests/volume/storage.pp

@@ -25,6 +25,8 @@ class cloud::volume::storage(
 
   include 'cloud::volume'
 
+  include 'cinder::volume'
+
   class { 'cinder::volume::rbd':
     rbd_pool           => $cinder_rbd_pool,
     glance_api_version => $glance_api_version,

spec/classes/cloud_volume_storage_spec.rb

@@ -59,6 +59,9 @@ describe 'cloud::volume::storage' do
     end
 
     it 'configure cinder volume with rbd backend' do
+
+      should include_class('cinder::volume')
+
       should contain_class('cinder::volume::rbd').with(
           :rbd_pool           => 'ceph_cinder',
           :glance_api_version => '2',