Fixed bug 2069125: Manila driver error with ONTAP SVM-scoped user

Fixed the issue for the NetApp driver in the ZAPI workflow where a
Vserver-scoped user failed to add rules for a share when the
Vserver LIF was not configured with Kerberos.

Closes-Bug: #2069125
Change-Id: I8544efbdac207c54d75c55ee4a039c5324433794
(cherry picked from commit 232627db3b)

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

@@ -22,6 +22,7 @@ import re
 import time
 
 from oslo_log import log
+from oslo_utils import excutils
 from oslo_utils import strutils
 from oslo_utils import units
 from oslo_utils import uuidutils
@@ -2048,7 +2049,15 @@ class NetAppCmodeClient(client_base.NetAppBaseClient):
                     }
                 }
             }
-            result = self.send_request('kerberos-config-get', api_args)
+            result = None
+            # Catch the exception in case kerberos is not configured with LIF.
+            try:
+                result = self.send_request('kerberos-config-get', api_args)
+            except netapp_api.NaApiError as e:
+                with excutils.save_and_reraise_exception() as exc_context:
+                    if "entry doesn't exist" in e.message:
+                        exc_context.reraise = False
+                        return False
 
             attributes = result.get_child_by_name('attributes')
             kerberos_info = attributes.get_child_by_name(

releasenotes/notes/bug-2069125-fix-manila-driver-error-with-ontap-svm-scoped-user-when-add-rule-1ae120a96dd8f68a.yaml

@@ -0,0 +1,8 @@
+---
+fixes:
+  - |
+    NetApp driver `bug #2069125
+    <https://bugs.launchpad.net/manila/+bug/2069125>`_:
+    Fixed the issue for the NetApp ONTAP driver in the ZAPI workflow,
+    where certain vserver accounts failed to add access rules for a share
+    when the vserver network interface was not configured with kerberos.