smbtorture: Find flapping list based on share name

With samba-in-kubernetes/sit-environment#117,
'variant' no longer indicates the method through which a particular
share is configured for client access. Instead determine the need for
VFS specific flapping file using the share name itself.

Signed-off-by: Anoop C S <[email protected]>

testcases/smbtorture/test_smbtorture.py

@@ -21,10 +21,10 @@
 test_info = testhelper.read_yaml(test_info_file)
 
 
-def flapping_file(backend: str, variant: str = "") -> str:
+def flapping_file(backend: str, share_name: str) -> str:
     file = "flapping." + backend
-    if variant and variant != "default":
-        file_variant = f"{file}-{variant}"
+    if 'vfs' in share_name:
+        file_variant = f"{file}-vfs"
         if os.path.exists(os.path.join(selftest_dir, file_variant)):
             return file_variant
     if os.path.exists(os.path.join(selftest_dir, file)):
@@ -62,9 +62,8 @@ def smbtorture(share_name: str, test: str, tmp_output: Path) -> bool:
     flapping_list = ["flapping", "flapping.d"]
     share = testhelper.get_share(test_info, share_name)
     test_backend = share["backend"].get("name")
-    test_backend_variant = share["backend"].get("variant")
     if test_backend is not None:
-        file = flapping_file(test_backend, test_backend_variant)
+        file = flapping_file(test_backend, share_name)
         if file is not None:
             flapping_list.append(file)
     for filter in flapping_list: