1 files changed, 63 insertions, 0 deletions
diff --git a/qa/workunits/fs/misc/subvolume.sh b/qa/workunits/fs/misc/subvolume.sh
new file mode 100755
index 00000000..75716a6c
--- /dev/null
+++ b/qa/workunits/fs/misc/subvolume.sh
@@ -0,0 +1,63 @@
+#!/bin/sh -x
+
+expect_failure() {
+	if "$@"; then return 1; else return 0; fi
+}
+
+set -e
+
+mkdir group
+mkdir group/subvol1
+
+setfattr -n ceph.dir.subvolume -v 1 group/subvol1
+
+# rename subvolume
+mv group/subvol1 group/subvol2
+
+# move file out of the subvolume
+touch group/subvol2/file1
+expect_failure python3 -c "import os; os.rename('group/subvol2/file1', 'group/file1')"
+# move file into the subvolume
+touch group/file2
+expect_failure python3 -c "import os; os.rename('group/file2', 'group/subvol2/file2')"
+
+# create hardlink within subvolume
+ln group/subvol2/file1 group/subvol2/file1_
+
+# create hardlink out of subvolume
+expect_failure ln group/subvol2/file1  group/file1_
+expect_failure ln group/file2 group/subvol1/file2_
+
+# create snapshot at subvolume root
+mkdir group/subvol2/.snap/s1
+
+# create snapshot at descendent dir of subvolume
+mkdir group/subvol2/dir
+expect_failure mkdir group/subvol2/dir/.snap/s2
+
+mkdir group/subvol3
+setfattr -n ceph.dir.subvolume -v 1 group/subvol3
+
+# move file across subvolumes
+expect_failure python3 -c "import os; os.rename('group/subvol2/file1', 'group/subvol3/file1')"
+
+# create hardlink across subvolumes
+expect_failure ln group/subvol2/file1 group/subvol3/file1
+
+# create subvolume inside existing subvolume
+expect_failure setfattr -n ceph.dir.subvolume -v 1 group/subvol2/dir
+
+# clear subvolume flag
+setfattr -n ceph.dir.subvolume -v 0 group/subvol2
+mkdir group/subvol2/dir/.snap/s2
+
+# parent subvolume override child subvolume
+setfattr -n ceph.dir.subvolume -v 1 group/subvol2/dir
+setfattr -n ceph.dir.subvolume -v 1 group/subvol2
+expect_failure mkdir group/subvol2/dir/.snap/s3
+
+rmdir group/subvol2/.snap/s1
+rmdir group/subvol2/dir/.snap/s2
+rm -rf group
+
+echo OK