From: Patrick Donnelly <pdonnell@ibm.com>
Date: Tue, 27 May 2025 14:03:12 +0000 (-0400)
Subject: qa: test for child dir with first beyond parent snaps
X-Git-Tag: v20.2.1~38^2~24^2~1
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=34c8da5536ee20a1bcde067e3e672f5a1f2755d2;p=ceph.git

qa: test for child dir with first beyond parent snaps

If the parent directory has snapshots but the child was created after, then we
should be able to modify its charmap.

Signed-off-by: Patrick Donnelly <pdonnell@ibm.com>
Fixes: https://tracker.ceph.com/issues/71462
(cherry picked from commit 659e4262d042dc50a381846c25640c76a06bdec2)
---

diff --git a/qa/tasks/cephfs/test_dir_charmap.py b/qa/tasks/cephfs/test_dir_charmap.py
index 06e6c4efc9ac..5b82753b365c 100644
--- a/qa/tasks/cephfs/test_dir_charmap.py
+++ b/qa/tasks/cephfs/test_dir_charmap.py
@@ -280,6 +280,28 @@ class TestCharMapVxattr(CephFSTestCase, CharMapMixin):
             else:
                 self.fail("should fail")
 
+    def test_cs_no_parent_snaps_set_insensitive(self):
+        """
+        That setting a charmap succeeds for an empty directory with first beyond parent snaps.
+        """
+
+        attrs = {
+          "ceph.dir.casesensitive": False,
+          "ceph.dir.normalization": "nfc",
+          "ceph.dir.encoding": "utf8",
+        }
+
+        self.mount_a.run_shell_payload("mkdir -p foo/bar; mkdir foo/.snap/one; rmdir foo/bar; mkdir foo/bar")
+        for attr, v in attrs.items():
+            try:
+                self.mount_a.setfattr("foo/bar", attr, v, helpfulexception=True)
+            except DirectoryNotEmptyError:
+                self.fail("should not fail")
+        try:
+            self.check_cs("foo/bar", casesensitive=False, normalization="nfc")
+        except DirectoryNotEmptyError:
+            self.fail("should not fail")
+
     def test_cs_remount(self):
         """
         That a remount continues to see the charmap.