From: Filipe Manana Date: Wed, 7 Jun 2017 15:36:31 +0000 (+0100) Subject: btrfs: test incremental send after renaming and linking file X-Git-Tag: v2022.05.01~2018 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=034744b823858c611607d0328aee4d5f01b59cec;p=users%2Fhch%2Fxfstests-dev.git btrfs: test incremental send after renaming and linking file 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. The btrfs bug is fixed by the following patch for the linux kernel: "Btrfs: send, fix invalid path after renaming and linking file" Signed-off-by: Filipe Manana Reviewed-by: Eryu Guan Signed-off-by: Eryu Guan --- diff --git a/tests/btrfs/144 b/tests/btrfs/144 new file mode 100755 index 000000000..c4c7be2a9 --- /dev/null +++ b/tests/btrfs/144 @@ -0,0 +1,118 @@ +#! /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 +# +# 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 diff --git a/tests/btrfs/144.out b/tests/btrfs/144.out new file mode 100644 index 000000000..f9e34ddbf --- /dev/null +++ b/tests/btrfs/144.out @@ -0,0 +1,6 @@ +QA output created by 144 +At subvol SCRATCH_MNT/mysnap1 +At subvol SCRATCH_MNT/mysnap2 +At subvol mysnap1 +OK +OK diff --git a/tests/btrfs/group b/tests/btrfs/group index 1fa6c7813..be0548796 100644 --- a/tests/btrfs/group +++ b/tests/btrfs/group @@ -146,3 +146,4 @@ 141 auto quick 142 auto quick 143 auto quick +144 auto quick send