From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from synology.com ([59.124.61.242]:58731 "EHLO synology.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935369AbdADLuQ (ORCPT ); Wed, 4 Jan 2017 06:50:16 -0500 From: robbieko Subject: [PATCH v3 4/4] xfstests: btrfs/134: add test for incremental send which renames a directory already being deleted Date: Wed, 4 Jan 2017 18:53:30 +0800 Message-Id: <1483527210-2530-5-git-send-email-robbieko@synology.com> In-Reply-To: <1483527210-2530-1-git-send-email-robbieko@synology.com> References: <1483527210-2530-1-git-send-email-robbieko@synology.com> Sender: fstests-owner@vger.kernel.org To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org, Robbie Ko List-ID: From: Robbie Ko Test that an incremental send operation dosen't work because it tries to rename a directory which is already deleted. This test exercises scenarios used to fail in btrfs and are fixed by the following patch for the linux kernel: "Btrfs: incremental send, add generation check for inode is waiting for move." Signed-off-by: Robbie Ko --- V3: remove "run_" based helpers V2: improve the change log tests/btrfs/134 | 124 ++++++++++++++++++++++++++++++++++++++++++++++++++++ tests/btrfs/134.out | 9 ++++ tests/btrfs/group | 1 + 3 files changed, 134 insertions(+) create mode 100755 tests/btrfs/134 create mode 100644 tests/btrfs/134.out diff --git a/tests/btrfs/134 b/tests/btrfs/134 new file mode 100755 index 0000000..87c108e --- /dev/null +++ b/tests/btrfs/134 @@ -0,0 +1,124 @@ +#! /bin/bash +# FS QA Test No. btrfs/134 +# +# Test that an incremental send operation dosen't work because +# it tries to rename a directory which is already deleted. +# +#----------------------------------------------------------------------- +# Copyright (C) 2016 Synology Inc. All Rights Reserved. +# Author: Robbie Ko +# +# 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 + +mkdir $SCRATCH_MNT/d1 +mkdir $SCRATCH_MNT/d4 +mkdir $SCRATCH_MNT/d3 + +# Filesystem looks like: +# +# . (ino 256) +# |--- d1 (ino 257) +# |--- d4 (ino 258) +# |--- d3 (ino 259) +# +$BTRFS_UTIL_PROG subvolume snapshot -r $SCRATCH_MNT \ + $SCRATCH_MNT/mysnap1 > /dev/null + +$BTRFS_UTIL_PROG send $SCRATCH_MNT/mysnap1 -f \ + $send_files_dir/1.snap 2>&1 1>/dev/null | _filter_scratch + +_scratch_unmount +_scratch_mkfs >>$seqres.full 2>&1 +_scratch_mount +mkdir $SCRATCH_MNT/d1 +mkdir $SCRATCH_MNT/d2 +mkdir $SCRATCH_MNT/d3 +mkdir $SCRATCH_MNT/d4 +mv $SCRATCH_MNT/d1 $SCRATCH_MNT/d3/d1 +mv $SCRATCH_MNT/d3 $SCRATCH_MNT/d4/d3 +mv $SCRATCH_MNT/d2 $SCRATCH_MNT/d1 + +# Filesystem now looks like: +# +# . (ino 256) +# |--- d1 (ino 258) +# |--- d4 (ino 260) +# | |--- d3/ (ino 259) +# | | |--- d1/ (ino 257) +# +$BTRFS_UTIL_PROG subvolume snapshot -r $SCRATCH_MNT \ + $SCRATCH_MNT/mysnap2 > /dev/null + +$BTRFS_UTIL_PROG receive $SCRATCH_MNT -f $send_files_dir/1.snap > /dev/null +rm $send_files_dir/1.snap + +$FSSUM_PROG -A -f -w $send_files_dir/1.fssum $SCRATCH_MNT/mysnap1 +$FSSUM_PROG -A -f -w $send_files_dir/2.fssum $SCRATCH_MNT/mysnap2 + +$BTRFS_UTIL_PROG send $SCRATCH_MNT/mysnap1 -f \ + $send_files_dir/1.snap 2>&1 1>/dev/null | _filter_scratch +$BTRFS_UTIL_PROG send -p $SCRATCH_MNT/mysnap1 $SCRATCH_MNT/mysnap2 \ + -f $send_files_dir/2.snap 2>&1 1>/dev/null | _filter_scratch + +# Now recreate the filesystem by receiving both send streams and verify we get +# the same content that the original filesystem had. +_scratch_unmount +_scratch_mkfs >>$seqres.full 2>&1 +_scratch_mount + +$BTRFS_UTIL_PROG receive $SCRATCH_MNT -f $send_files_dir/1.snap > /dev/null +$FSSUM_PROG -r $send_files_dir/1.fssum $SCRATCH_MNT/mysnap1 +$BTRFS_UTIL_PROG receive $SCRATCH_MNT -f $send_files_dir/2.snap > /dev/null +$FSSUM_PROG -r $send_files_dir/2.fssum $SCRATCH_MNT/mysnap2 + +echo "Silence is golden" +status=0 +exit diff --git a/tests/btrfs/134.out b/tests/btrfs/134.out new file mode 100644 index 0000000..700a78f --- /dev/null +++ b/tests/btrfs/134.out @@ -0,0 +1,9 @@ +QA output created by 134 +At subvol SCRATCH_MNT/mysnap1 +At subvol mysnap1 +At subvol SCRATCH_MNT/mysnap1 +At subvol SCRATCH_MNT/mysnap2 +At subvol mysnap1 +OK +OK +Silence is golden diff --git a/tests/btrfs/group b/tests/btrfs/group index 779caec..831283e 100644 --- a/tests/btrfs/group +++ b/tests/btrfs/group @@ -136,3 +136,4 @@ 131 auto quick send 132 auto quick send 133 auto quick send +134 auto quick send -- 1.9.1