tests/btrfs/164

   1 #! /bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3 # Copyright (c) 2018 Oracle.  All Rights Reserved.
   4 #
   5 # FS QA Test 164 seed device delete test
   6 #
   7 # Test case to verify that a seed device can be deleted
   8 #  Create a seed device
   9 #  Create a sprout device
  10 #  Remount RW
  11 #  Run device delete on the seed device
  12 . ./common/preamble
  13 _begin_fstest auto quick volume
  14
  15 # Override the default cleanup function.
  16 _cleanup()
  17 {
  18         cd /
  19         rm -f $tmp.*
  20         _btrfs_rescan_devices
  21 }
  22
  23 # Import common functions.
  24 . ./common/module
  25
  26 # real QA test starts here
  27
  28 # Modify as appropriate.
  29 _supported_fs btrfs
  30 _require_btrfs_forget_or_module_loadable
  31 _require_scratch_dev_pool 2
  32
  33 _scratch_dev_pool_get 2
  34
  35 dev_seed=$(echo $SCRATCH_DEV_POOL | awk '{print $1}')
  36 dev_sprout=$(echo $SCRATCH_DEV_POOL | awk '{print $2}')
  37
  38 create_seed()
  39 {
  40         _mkfs_dev $dev_seed
  41         run_check _mount $dev_seed $SCRATCH_MNT
  42         $XFS_IO_PROG -f -d -c "pwrite -S 0xab 0 256K" $SCRATCH_MNT/foobar >\
  43                 /dev/null
  44         echo -- gloden --
  45         od -x $SCRATCH_MNT/foobar
  46         _run_btrfs_util_prog filesystem show -m $SCRATCH_MNT
  47         _scratch_unmount
  48         $BTRFS_TUNE_PROG -S 1 $dev_seed
  49         run_check _mount $dev_seed $SCRATCH_MNT
  50 }
  51
  52 add_sprout()
  53 {
  54         _run_btrfs_util_prog device add -f $dev_sprout $SCRATCH_MNT
  55         run_check mount -o rw,remount $dev_seed $SCRATCH_MNT
  56         _run_btrfs_util_prog filesystem show -m $SCRATCH_MNT
  57 }
  58
  59 delete_seed()
  60 {
  61         _run_btrfs_util_prog device delete $dev_seed $SCRATCH_MNT
  62         _scratch_unmount
  63         _btrfs_forget_or_module_reload
  64         run_check _mount $dev_sprout $SCRATCH_MNT
  65         _run_btrfs_util_prog filesystem show -m $SCRATCH_MNT
  66         echo -- sprout --
  67         od -x $SCRATCH_MNT/foobar
  68         _scratch_unmount
  69 }
  70
  71 seed_is_mountable()
  72 {
  73         run_check _mount $dev_seed $SCRATCH_MNT
  74         _run_btrfs_util_prog filesystem show -m $SCRATCH_MNT
  75         _scratch_unmount
  76 }
  77
  78 create_seed
  79 add_sprout
  80 delete_seed
  81
  82 seed_is_mountable
  83
  84 _scratch_dev_pool_put
  85 _btrfs_rescan_devices
  86
  87 status=0
  88 exit