| #! /bin/bash |
| # FS QA Test No. btrfs/144 |
| # |
| # Test that an incremental send operation works correctly when an inode A is |
| # renamed, a new hard link added to it and some other inode B is renamed to |
| # the old name of inode A. |
| # |
| #----------------------------------------------------------------------- |
| # |
| # Copyright (C) 2017 SUSE Linux Products GmbH. All Rights Reserved. |
| # Author: Filipe Manana <fdmanana@suse.com> |
| # |
| # This program is free software; you can redistribute it and/or |
| # modify it under the terms of the GNU General Public License as |
| # published by the Free Software Foundation. |
| # |
| # This program is distributed in the hope that it would be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write the Free Software Foundation, |
| # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| #----------------------------------------------------------------------- |
| # |
| |
| seq=`basename $0` |
| seqres=$RESULT_DIR/$seq |
| echo "QA output created by $seq" |
| |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| _cleanup() |
| { |
| cd / |
| rm -fr $send_files_dir |
| rm -f $tmp.* |
| } |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| |
| # real QA test starts here |
| _supported_fs btrfs |
| _supported_os Linux |
| _require_test |
| _require_scratch |
| _require_fssum |
| |
| send_files_dir=$TEST_DIR/btrfs-test-$seq |
| |
| rm -f $seqres.full |
| rm -fr $send_files_dir |
| mkdir $send_files_dir |
| |
| _scratch_mkfs >>$seqres.full 2>&1 |
| _scratch_mount |
| |
| touch $SCRATCH_MNT/f1 |
| touch $SCRATCH_MNT/f2 |
| touch $SCRATCH_MNT/f3 |
| |
| # Filesystem looks like: |
| # |
| # . (ino 256) |
| # | |
| # |--- f1 (ino 257) |
| # |--- f2 (ino 258) |
| # |--- f3 (ino 259) |
| # |
| $BTRFS_UTIL_PROG subvolume snapshot -r $SCRATCH_MNT \ |
| $SCRATCH_MNT/mysnap1 > /dev/null |
| |
| $BTRFS_UTIL_PROG send -f $send_files_dir/1.snap \ |
| $SCRATCH_MNT/mysnap1 2>&1 1>/dev/null | _filter_scratch |
| |
| mv $SCRATCH_MNT/f3 $SCRATCH_MNT/f4 |
| ln $SCRATCH_MNT/f2 $SCRATCH_MNT/f5 |
| mv $SCRATCH_MNT/f2 $SCRATCH_MNT/f3 |
| mv $SCRATCH_MNT/f1 $SCRATCH_MNT/f2 |
| |
| # Filesystem now looks like: |
| # |
| # . (ino 256) |
| # | |
| # |--- f2 (ino 257) |
| # |--- f3 (ino 258) |
| # |--- f4 (ino 259) |
| # |--- f5 (ino 258) |
| # |
| |
| $BTRFS_UTIL_PROG subvolume snapshot -r $SCRATCH_MNT \ |
| $SCRATCH_MNT/mysnap2 > /dev/null |
| |
| $BTRFS_UTIL_PROG send -p $SCRATCH_MNT/mysnap1 -f $send_files_dir/2.snap \ |
| $SCRATCH_MNT/mysnap2 2>&1 1>/dev/null | _filter_scratch |
| |
| $FSSUM_PROG -A -f -w $send_files_dir/1.fssum $SCRATCH_MNT/mysnap1 |
| $FSSUM_PROG -A -f -w $send_files_dir/2.fssum \ |
| -x $SCRATCH_MNT/mysnap2/mysnap1 $SCRATCH_MNT/mysnap2 |
| |
| # Now recreate the filesystem by receiving both send streams and verify we get |
| # the same content that the original filesystem had. |
| _scratch_unmount |
| _scratch_mkfs >>$seqres.full 2>&1 |
| _scratch_mount |
| |
| $BTRFS_UTIL_PROG receive -f $send_files_dir/1.snap $SCRATCH_MNT > /dev/null |
| $BTRFS_UTIL_PROG receive -f $send_files_dir/2.snap $SCRATCH_MNT > /dev/null |
| $FSSUM_PROG -r $send_files_dir/1.fssum $SCRATCH_MNT/mysnap1 |
| $FSSUM_PROG -r $send_files_dir/2.fssum $SCRATCH_MNT/mysnap2 |
| |
| status=0 |
| exit |