mgr/rook/rook_cluster: do not duplicate StorageClassDeviceSets

Signed-off-by: Joseph Sawaya <jsawaya@redhat.com>

diff --git a/src/pybind/mgr/rook/rook_cluster.py b/src/pybind/mgr/rook/rook_cluster.py
index a4bc0917ef6a8cee521a95c1bdccd10d46c15ab5..4a080fa922379597cb247dc27955aae23987c347 100644 (file)
--- a/src/pybind/mgr/rook/rook_cluster.py
+++ b/src/pybind/mgr/rook/rook_cluster.py
@@ -415,9 +415,14 @@ class DefaultCreator():
             if not hasattr(new_cluster.spec.storage, 'storageClassDeviceSets') or not new_cluster.spec.storage.storageClassDeviceSets:
                 new_cluster.spec.storage.storageClassDeviceSets = ccl.StorageClassDeviceSetsList()
 
+            existing_scds = [
+                scds.name for scds in new_cluster.spec.storage.storageClassDeviceSets
+            ]
             for device in to_create:
                 new_scds = self.device_to_device_set(drive_group, device)
                 new_cluster.spec.storage.storageClassDeviceSets.append(new_scds)
+                if new_scds.name not in existing_scds:
+                    new_cluster.spec.storage.storageClassDeviceSets.append(new_scds)
             return new_cluster
         return _add_osds