Merge pull request #24 from horakmar/master

Add configuration options for integration with glance.
diff --git a/cinder/files/backend/_gpfs.conf b/cinder/files/backend/_gpfs.conf
index 09289b2..3c2fcef 100644
--- a/cinder/files/backend/_gpfs.conf
+++ b/cinder/files/backend/_gpfs.conf
@@ -4,7 +4,8 @@
 volume_backend_name={{ backend_name }}
 volume_driver = cinder.volume.drivers.ibm.gpfs.GPFSDriver
 gpfs_mount_point_base={{ backend.mount_point }}
-#gpfs_mount_point_base=/mnt/gpfs-openstack/cinder/gold
+gpfs_images_dir={{ backend.gpfs_images_dir }}
+gpfs_images_share_mode={{ backend.gpfs_images_share_mode }}
 gpfs_max_clone_depth=3
 gpfs_sparse_volumes=true
-gpfs_storage_pool=system
\ No newline at end of file
+gpfs_storage_pool=system
diff --git a/tests/pillar/gpfs_single.sls b/tests/pillar/gpfs_single.sls
index 4491ac6..4fffd3c 100644
--- a/tests/pillar/gpfs_single.sls
+++ b/tests/pillar/gpfs_single.sls
@@ -56,10 +56,14 @@
         type_name: GPFS-GOLD
         engine: gpfs
         mount_point: '/mnt/gpfs-openstack/cinder/gold'
+        gpfs_images_dir: '/mnt/gpfs-openstack/glance/images'
+        gpfs_images_share_mode: copy_on_write
       GPFS-SILVER:
         type_name: GPFS-SILVER
         engine: gpfs
         mount_point: '/mnt/gpfs-openstack/cinder/silver'
+        gpfs_images_dir: '/mnt/gpfs-openstack/glance/images'
+        gpfs_images_share_mode: copy_on_write
     identity:
       engine: keystone
       host: 127.0.0.1