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btrfs-progs: tests/convert: ensure btrfs-convert won't rollback the filesystem after balance 

Signed-off-by: Qu Wenruo <wqu@suse.com>
[ add shell quotes, rename test ]
Signed-off-by: David Sterba <dsterba@suse.com>
master
Qu Wenruo 2017-11-29 21:48:06 +08:00 committed by David Sterba
parent e8f9653fc0
commit 1f36022071
1 changed files with 33 additions and 0 deletions
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33
tests/convert-tests/015-no-rollback-after-balance/test.sh 100755
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#!/bin/bash
# Check if btrfs-convert refuses to rollback the filesystem, and leave the fs
# and the convert image untouched
source "$TOP/tests/common"
source "$TOP/tests/common.convert"
setup_root_helper
prepare_test_dev
check_prereq btrfs-convert
check_global_prereq mke2fs
# convert_test_prep_fs() will create large enough file inside the test device,
# that's good enough for us to test rollback failure.
convert_test_prep_fs ext4 mke2fs -t ext4 -b 4096
run_check_umount_test_dev
convert_test_do_convert "" 4096
run_check_mount_test_dev
# Now the fs is converted, balance it so later rollback should fail
run_check $SUDO_HELPER "$TOP/btrfs" balance start --full-balance "$TEST_MNT"
run_check_umount_test_dev
# rollback should fail
run_mustfail "rollback fs after balance" "$TOP/btrfs-convert" -r "$TEST_DEV"
# Ensure the fs and convert image can pass the check
run_check "$TOP/btrfs" check "$TEST_DEV"
run_check_mount_test_dev
run_check $SUDO_HELPER e2fsck -fn "$TEST_MNT/ext2_saved/image"
run_check_umount_test_dev