2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (c) 2013 Red Hat, Inc. All Rights Reserved.
5 # FS QA Test No. btrfs/020
7 # btrfs device replace test on RO fs
9 # Regression test for commit:
10 # bbb651e Btrfs: don't allow the replace procedure on read only filesystems
13 seqres=$RESULT_DIR/$seq
14 echo "QA output created by $seq"
19 status=1 # failure is the default!
25 $UMOUNT_PROG $loop_mnt
26 _destroy_loop_device $loop_dev1
27 losetup -d $loop_dev2 >/dev/null 2>&1
28 _destroy_loop_device $loop_dev3
30 rm -f $fs_img1 $fs_img2 $fs_img3
33 trap "_cleanup ; exit \$status" 0 1 2 3 15
35 # get standard environment, filters and checks
39 # real QA test starts here
45 echo "Silence is golden"
47 loop_mnt=$TEST_DIR/$seq.$$.mnt
48 fs_img1=$TEST_DIR/$seq.$$.img1
49 fs_img2=$TEST_DIR/$seq.$$.img2
50 fs_img3=$TEST_DIR/$seq.$$.img3
52 $XFS_IO_PROG -f -c "truncate 256m" $fs_img1 >>$seqres.full 2>&1
53 $XFS_IO_PROG -f -c "truncate 256m" $fs_img2 >>$seqres.full 2>&1
54 $XFS_IO_PROG -f -c "truncate 256m" $fs_img3 >>$seqres.full 2>&1
56 loop_dev1=`_create_loop_device $fs_img1`
57 loop_dev2=`_create_loop_device $fs_img2`
58 loop_dev3=`_create_loop_device $fs_img3`
60 _mkfs_dev -m raid1 -d raid1 $loop_dev1 $loop_dev2 >>$seqres.full 2>&1
61 _mount -o ro $loop_dev1 $loop_mnt
63 $BTRFS_UTIL_PROG replace start -B 2 $loop_dev3 $loop_mnt >>$seqres.full 2>&1 && \
64 _fail "FAIL: Device replaced on RO btrfs"