From 9b48c972a9132269750235e1abc4f2904b458497 Mon Sep 17 00:00:00 2001 From: Koen De Wit Date: Mon, 20 Jan 2014 13:56:36 +1100 Subject: [PATCH] btrfs: moving and deleting sparse copies on btrfs Moving and deleting cloned ("reflinked") files on btrfs: - Create a file and a reflink - Move both to a directory - Delete the original (moved) file, check that the copy still exists. [sandeen: mostly cosmetic changes] Signed-off-by: Koen De Wit Signed-off-by: Eric Sandeen Signed-off-by: Dave Chinner --- tests/btrfs/028 | 81 +++++++++++++++++++++++++++++++++++++++++++++ tests/btrfs/028.out | 7 ++++ tests/btrfs/group | 1 + 3 files changed, 89 insertions(+) create mode 100644 tests/btrfs/028 create mode 100644 tests/btrfs/028.out diff --git a/tests/btrfs/028 b/tests/btrfs/028 new file mode 100644 index 00000000..06d2faf9 --- /dev/null +++ b/tests/btrfs/028 @@ -0,0 +1,81 @@ +#! /bin/bash +# FS QA Test No. 028 +# +# Moving and deleting cloned ("reflinked") files on btrfs: +# - Create a file and a reflink +# - Move both to a directory +# - Delete the original (moved) file, check that the copy still exists. +# +#----------------------------------------------------------------------- +# Copyright (c) 2014, Oracle and/or its affiliates. All Rights Reserved. +# +# 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` +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 15 + +_cleanup() +{ + cd / + 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_xfs_io_fiemap +_require_cp_reflink + +rm -f $seqres.full + +TESTDIR1=$TEST_DIR/test-$seq +rm -rf $TESTDIR1 +mkdir $TESTDIR1 + +echo "Create the original files and reflink dirs" +$XFS_IO_PROG -f -c 'pwrite -S 0x61 0 9000' $TESTDIR1/original \ + >> $seqres.full +cp --reflink $TESTDIR1/original $TESTDIR1/copy + +_verify_reflink $TESTDIR1/original $TESTDIR1/copy + +echo "Move orig & reflink copy to subdir and md5sum:" +mkdir $TESTDIR1/subdir +mv $TESTDIR1/original $TESTDIR1/subdir/original_moved +mv $TESTDIR1/copy $TESTDIR1/subdir/copy_moved +_verify_reflink $TESTDIR1/subdir/original_moved \ + $TESTDIR1/subdir/copy_moved + +md5sum $TESTDIR1/subdir/original_moved | _filter_test_dir +md5sum $TESTDIR1/subdir/copy_moved | _filter_test_dir + +echo "remove orig from subdir and md5sum reflink copy:" +rm $TESTDIR1/subdir/original_moved +md5sum $TESTDIR1/subdir/copy_moved | _filter_test_dir +rm -rf $TESTDIR1/subdir + +# success, all done +status=0 +exit diff --git a/tests/btrfs/028.out b/tests/btrfs/028.out new file mode 100644 index 00000000..f683fced --- /dev/null +++ b/tests/btrfs/028.out @@ -0,0 +1,7 @@ +QA output created by 028 +Create the original files and reflink dirs +Move orig & reflink copy to subdir and md5sum: +42d69d1a6d333a7ebdf64792a555e392 TEST_DIR/test-028/subdir/original_moved +42d69d1a6d333a7ebdf64792a555e392 TEST_DIR/test-028/subdir/copy_moved +remove orig from subdir and md5sum reflink copy: +42d69d1a6d333a7ebdf64792a555e392 TEST_DIR/test-028/subdir/copy_moved diff --git a/tests/btrfs/group b/tests/btrfs/group index a6318496..66571020 100644 --- a/tests/btrfs/group +++ b/tests/btrfs/group @@ -30,3 +30,4 @@ 025 auto quick 026 auto quick 027 auto quick +028 auto quick -- 2.30.2