ceph/qa/workunits/fs/misc/subvolume.sh

   1 #!/bin/sh -x
   2
   3 expect_failure() {
   4         if "$@"; then return 1; else return 0; fi
   5 }
   6
   7 set -e
   8
   9 mkdir group
  10 mkdir group/subvol1
  11
  12 setfattr -n ceph.dir.subvolume -v 1 group/subvol1
  13
  14 # rename subvolume
  15 mv group/subvol1 group/subvol2
  16
  17 # move file out of the subvolume
  18 touch group/subvol2/file1
  19 expect_failure python3 -c "import os; os.rename('group/subvol2/file1', 'group/file1')"
  20 # move file into the subvolume
  21 touch group/file2
  22 expect_failure python3 -c "import os; os.rename('group/file2', 'group/subvol2/file2')"
  23
  24 # create hardlink within subvolume
  25 ln group/subvol2/file1 group/subvol2/file1_
  26
  27 # create hardlink out of subvolume
  28 expect_failure ln group/subvol2/file1  group/file1_
  29 expect_failure ln group/file2 group/subvol1/file2_
  30
  31 # create snapshot at subvolume root
  32 mkdir group/subvol2/.snap/s1
  33
  34 # create snapshot at descendent dir of subvolume
  35 mkdir group/subvol2/dir
  36 expect_failure mkdir group/subvol2/dir/.snap/s2
  37
  38 mkdir group/subvol3
  39 setfattr -n ceph.dir.subvolume -v 1 group/subvol3
  40
  41 # move file across subvolumes
  42 expect_failure python3 -c "import os; os.rename('group/subvol2/file1', 'group/subvol3/file1')"
  43
  44 # create hardlink across subvolumes
  45 expect_failure ln group/subvol2/file1 group/subvol3/file1
  46
  47 # create subvolume inside existing subvolume
  48 expect_failure setfattr -n ceph.dir.subvolume -v 1 group/subvol2/dir
  49
  50 # clear subvolume flag
  51 setfattr -n ceph.dir.subvolume -v 0 group/subvol2
  52 mkdir group/subvol2/dir/.snap/s2
  53
  54 # parent subvolume override child subvolume
  55 setfattr -n ceph.dir.subvolume -v 1 group/subvol2/dir
  56 setfattr -n ceph.dir.subvolume -v 1 group/subvol2
  57 expect_failure mkdir group/subvol2/dir/.snap/s3
  58
  59 rmdir group/subvol2/.snap/s1
  60 rmdir group/subvol2/dir/.snap/s2
  61 rm -rf group
  62
  63 echo OK