blob: 831bed49def668aca6d628d66526fae2badb87f1 [file] [log] [blame]
#! /bin/bash
# FS QA Test No. 014
#
# Create and populate an ext4 filesystem, corrupt root directory, then
# see how the kernel and e2fsck deal with it.
#
#-----------------------------------------------------------------------
# Copyright (c) 2015 Oracle, 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 $tmp.*
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
. ./common/attr
# real QA test starts here
_supported_fs ext4
_supported_os Linux
_require_scratch
test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
_require_attrs
rm -f $seqres.full
TESTDIR="${SCRATCH_MNT}/scratchdir"
TESTFILE="${TESTDIR}/testfile"
echo "+ create scratch fs"
_scratch_mkfs_ext4 > /dev/null 2>&1
echo "+ mount fs image"
_scratch_mount
echo "+ make some files"
mkdir -p "${TESTDIR}"
for x in `seq 1 128`; do
touch "${SCRATCH_MNT}/junk.${x}"
inode="$(stat -c '%i' "${SCRATCH_MNT}/junk.${x}")"
if [ "$x" -gt 64 ] && [ "$((inode % 64))" -eq 0 ]; then
mv "${SCRATCH_MNT}/junk.${x}" "${TESTFILE}.1"
break
fi
done
for x in `seq 2 64`; do
touch "${TESTFILE}.${x}"
done
umount "${SCRATCH_MNT}"
echo "+ check fs"
e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
echo "+ corrupt image"
debugfs -w -R "zap -f / 0" "${SCRATCH_DEV}" >> $seqres.full 2>&1
echo "+ mount image"
_scratch_mount
echo "+ modify files"
broken=0
for x in `seq 1 64`; do
#test -e "${TESTFILE}.${x}" || continue
stat "${TESTFILE}.${x}" >> $seqres.full 2>&1
test $? -ne 0 && broken=1
echo moo | dd oflag=append of="${TESTFILE}.${x}" 2>/dev/null
test $? -ne 0 && broken=1
done
echo "broken: ${broken}"
umount "${SCRATCH_MNT}"
echo "+ repair fs"
e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1 && _fail "e2fsck should not succeed"
echo "+ mount image (2)"
_scratch_mount
echo "+ chattr -R -i"
$CHATTR_PROG -R -f -i "${SCRATCH_MNT}/"
echo "+ modify files (2)"
broken=0
for x in `seq 1 64`; do
test -e "${TESTFILE}.${x}" || continue
stat "${TESTFILE}.${x}" >> $seqres.full 2>&1
test $? -ne 0 && broken=1
echo moo | dd oflag=append of="${TESTFILE}.${x}" 2>/dev/null
test $? -ne 0 && broken=1
done
echo "broken: ${broken}"
umount "${SCRATCH_MNT}"
echo "+ check fs (2)"
e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
status=0
exit