From: Dhairya Parmar <dparmar@redhat.com>
Date: Mon, 7 Aug 2023 11:12:20 +0000 (+0530)
Subject: mgr/nfs: add a helper to validate cephfs path
X-Git-Tag: v18.2.8~9^2~16^2~3
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=714adf62a71900345c656c9fa8cbd1db9236e19d;p=ceph.git

mgr/nfs: add a helper to validate cephfs path

Fixes: https://tracker.ceph.com/issues/62077
Signed-off-by: Dhairya Parmar <dparmar@redhat.com>
(cherry picked from commit cc7b69f90387d774c150ab5644b89804cbd9c190)
---

diff --git a/src/pybind/mgr/nfs/export.py b/src/pybind/mgr/nfs/export.py
index c6d5afabfef9..0d0a189b9163 100644
--- a/src/pybind/mgr/nfs/export.py
+++ b/src/pybind/mgr/nfs/export.py
@@ -65,6 +65,17 @@ def normalize_path(path: str) -> str:
     return path
 
 
+def validate_cephfs_path(mgr: 'Module', fs_name: str, path: str) -> None:
+    try:
+        cephfs_path_is_dir(mgr, fs_name, path)
+    except NotADirectoryError:
+        raise NFSException(f"path {path} is not a dir", -errno.ENOTDIR)
+    except cephfs.ObjectNotFound:
+        raise NFSObjectNotFound(f"path {path} does not exist")
+    except cephfs.Error as e:
+        raise NFSException(e.args[1], -e.args[0])
+
+
 class NFSRados:
     def __init__(self, rados: 'Rados', namespace: str) -> None:
         self.rados = rados