Merge "Fix the backup restore issue for NetApp driver for REST client" into stable/2024.1

manila/share/drivers/netapp/dataontap/client/client_cmode.py

@@ -6258,7 +6258,7 @@ class NetAppCmodeClient(client_base.NetAppBaseClient):
     def snapmirror_restore_vol(self, source_path=None, dest_path=None,
                                source_vserver=None, dest_vserver=None,
                                source_volume=None, dest_volume=None,
-                               source_snapshot=None):
+                               des_cluster=None, source_snapshot=None):
         """Restore snapshot copy from destination volume to source volume"""
         self._ensure_snapmirror_v2()
 

manila/share/drivers/netapp/dataontap/client/client_cmode_rest.py

@@ -5402,15 +5402,9 @@ class NetAppRestClient(object):
     def snapmirror_restore_vol(self, source_path=None, dest_path=None,
                                source_vserver=None, dest_vserver=None,
                                source_volume=None, dest_volume=None,
-                               source_snapshot=None):
+                               des_cluster=None, source_snapshot=None):
         """Restore snapshot copy from destination volume to source volume"""
-        snapmirror_info = self.get_snapmirror_destinations(dest_path,
+        snapmirror_info = self.get_snapmirrors(dest_path, source_path)
-                                                           source_path,
-                                                           dest_vserver,
-                                                           source_vserver,
-                                                           dest_volume,
-                                                           source_volume,
-                                                           )
         if not snapmirror_info:
             msg = _("There is no relationship between source "
                     "'%(source_path)s' and destination cluster"
@@ -5420,7 +5414,8 @@ class NetAppRestClient(object):
                         }
             raise exception.NetAppException(msg % msg_args)
         uuid = snapmirror_info[0].get('uuid')
-        body = {"destination": {"path": dest_path},
+        body = {"destination": {"path": dest_path,
+                                "cluster": {"name": des_cluster}},
                 "source_snapshot": source_snapshot}
         try:
             self.send_request(f"/snapmirror/relationships/{uuid}/restore",

manila/share/drivers/netapp/dataontap/cluster_mode/lib_base.py

@@ -4636,13 +4636,25 @@ class NetAppCmodeFileStorageLibrary(object):
             raise exception.NetAppException("Not able to find vserver "
                                             " and volume from SnpMirror"
                                             " relationship.")
+        backend_name = self._get_backend(backup)
+        des_vserver_client = self._get_api_client_for_backend(
+            backend_name,
+            vserver=des_vserver,
+        )
+        vserver_client = src_vserver_client
+        backend_config = data_motion.get_backend_configuration(
+            backend_name)
+        if not backend_config.netapp_use_legacy_client:
+            vserver_client = des_vserver_client
         snap_name = self._get_backup_snapshot_name(backup,
                                                    share_instance['id'])
         source_path = src_vserver + ":" + src_vol_name
         des_path = des_vserver + ":" + des_vol
-        src_vserver_client.snapmirror_restore_vol(source_path=des_path,
+        source_cluster = src_vserver_client.get_cluster_name()
-                                                  dest_path=source_path,
+        vserver_client.snapmirror_restore_vol(source_path=des_path,
-                                                  source_snapshot=snap_name)
+                                              dest_path=source_path,
+                                              source_snapshot=snap_name,
+                                              des_cluster=source_cluster)
 
     @na_utils.trace
     def restore_backup_continue(self, context, backup,

manila/tests/share/drivers/netapp/dataontap/client/test_client_cmode_rest.py

@@ -6901,7 +6901,8 @@ class NetAppRestCmodeClientTestCase(test.TestCase):
     def test_snapmirror_restore_vol(self):
         uuid = fake.VOLUME_ITEM_SIMPLE_RESPONSE_REST["uuid"]
         body = {
-            "destination": {"path": fake.SM_DEST_PATH},
+            "destination": {"path": fake.SM_DEST_PATH,
+                            "cluster": {"name": fake.CLUSTER_NAME}},
             "source_snapshot": fake.SNAPSHOT_NAME
         }
         snapmirror_info = [{'destination-vserver': "fake_des_vserver",
@@ -6909,12 +6910,13 @@ class NetAppRestCmodeClientTestCase(test.TestCase):
                             'relationship-status': "idle",
                             'uuid': uuid}]
 
-        self.mock_object(self.client, 'get_snapmirror_destinations',
+        self.mock_object(self.client, 'get_snapmirrors',
                          mock.Mock(return_value=snapmirror_info))
         self.mock_object(self.client, 'send_request')
         self.client.snapmirror_restore_vol(source_path=fake.SM_SOURCE_PATH,
                                            dest_path=fake.SM_DEST_PATH,
-                                           source_snapshot=fake.SNAPSHOT_NAME)
+                                           source_snapshot=fake.SNAPSHOT_NAME,
+                                           des_cluster=fake.CLUSTER_NAME)
         self.client.send_request.assert_called_once_with(
             f'/snapmirror/relationships/{uuid}/restore', 'post', body=body)
 

manila/tests/share/drivers/netapp/dataontap/cluster_mode/test_lib_base.py

@@ -7902,7 +7902,9 @@ class NetAppFileStorageLibraryTestCase(test.TestCase):
         vserver_client.snapmirror_restore_vol.assert_called_once_with(
             source_path=mock.ANY,
             dest_path=mock.ANY,
-            source_snapshot=mock.ANY)
+            source_snapshot=mock.ANY,
+            des_cluster=mock.ANY,
+        )
 
     def test_restore_backup_continue(self):
         vserver_client = mock.Mock()

releasenotes/notes/bug-2059399-fix-backup-restore-failing-for-rest-bc060fcf893ae0f6.yaml

@@ -0,0 +1,10 @@
+---
+fixes:
+  - |
+    NetApp driver `bug #2059399
+    <https://bugs.launchpad.net/manila/+bug/2059399>`_:
+    Fix the backup restore issue for NetApp driver for REST client.
+    Backup restore is failing across the ONTAP cluster for REST client.
+    Added the logic to use to destination vserver client for REST client
+    to restore the backup and modify the restore lib for cmode REST
+    client accordingly.