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apfstests/tests/overlay/006
T
Eryu Guan 4fb7f2da7c overlay: test visible whiteout issue after rename
Test visible whiteout issue after renaming file from lowerdir to a
dir in upperdir.

Upstream commit 45d117389696 ("ovl: ignore lower entries when
checking purity of non-directory entries") fixed the issue

Reviewed-by: Xiong Zhou <xzhou@redhat.com>
Signed-off-by: Eryu Guan <eguan@redhat.com>
2016-06-23 20:18:07 +08:00

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#! /bin/bash
# FS QA Test 006
#
# Test visible whiteout issue after renaming file from lowerdir to a dir in
# upperdir.
#
# Upstream commit 45d117389696 ("ovl: ignore lower entries when checking purity
# of non-directory entries") fixed the issue
#
#-----------------------------------------------------------------------
# Copyright (c) 2016 Red Hat Inc., 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 $0`
seqres=$RESULT_DIR/$seq
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
rm -f $seqres.full
# real QA test starts here
_supported_fs overlay
_supported_os Linux
_require_scratch
echo "Silence is golden"
# Remove all files from previous tests
_scratch_mkfs
# Create test file/dir before mount
mkdir $SCRATCH_DEV/$OVERLAY_LOWER_DIR
mkdir $SCRATCH_DEV/$OVERLAY_UPPER_DIR
touch $SCRATCH_DEV/$OVERLAY_LOWER_DIR/lowertestfile
mkdir $SCRATCH_DEV/$OVERLAY_UPPER_DIR/uppertestdir
_scratch_mount
# rename lowertestfile to uppertestdir, this triggers copyup and creates
# whiteout in $OVERLAY_UPPER_DIR
mv $SCRATCH_MNT/lowertestfile $SCRATCH_MNT/uppertestdir
# the lowertestfile can be removed
rm $SCRATCH_MNT/uppertestdir/lowertestfile
# no file no whiteout file in upptestdir
ls $SCRATCH_MNT/uppertestdir
# success, all done
status=0
exit