mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
ext4: test block group metadata corruption checking and repair
Targeted fuzzing tests which destroy various pieces of filesystem or block group metadata; the tests look for (a) kernel detection of corruption, (b) e2fsck repair of said corruption, and (c) post-repair fs usability. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Darrick J. Wong
committed by
Dave Chinner
Dave Chinner
parent
bf16cde854
commit
e953517639
@@ -1398,6 +1398,17 @@ _require_xfs_crc()
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umount $SCRATCH_MNT
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}
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# this test requires the ext4 kernel support crc feature on scratch device
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#
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_require_scratch_ext4_crc()
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{
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_scratch_mkfs_ext4 >/dev/null 2>&1
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dumpe2fs -h $SCRATCH_DEV 2> /dev/null | grep -q metadata_csum || _notrun "metadata_csum not supported by this filesystem"
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_scratch_mount >/dev/null 2>&1 \
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|| _notrun "Kernel doesn't support metadata_csum feature"
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umount $SCRATCH_MNT
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}
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# this test requires the bigalloc feature to be available in mkfs.ext4
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#
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_require_ext4_mkfs_bigalloc()
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Executable
+122
@@ -0,0 +1,122 @@
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#! /bin/bash
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# FS QA Test No. 007
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#
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# Create and populate an ext4 filesystem, corrupt the primary superblock, then
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# see how the kernel and e2fsck deal with it.
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2015 Oracle, Inc. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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#rm -f $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/attr
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# real QA test starts here
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_supported_fs ext4
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_supported_os Linux
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_require_scratch
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test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
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_require_attrs
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rm -f $seqres.full
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TESTDIR="${SCRATCH_MNT}/scratchdir"
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TESTFILE="${TESTDIR}/testfile"
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echo "+ create scratch fs"
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_scratch_mkfs_ext4 > /dev/null 2>&1
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dumpe2fs -g "${SCRATCH_DEV}" > /dev/null 2>&1 || _notrun "dumpe2fs -g not supported"
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echo "+ mount fs image"
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_scratch_mount
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blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
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nr_groups="$(dumpe2fs -g "${SCRATCH_DEV}" 2> /dev/null | tail -n 1 | cut -d : -f 1)"
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test "${nr_groups}" -gt 0 || _notrun "scratch device not big enough for backup superblocks"
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backup_sb="$(dumpe2fs -g "${SCRATCH_DEV}" 2> /dev/null | awk -F ':' 'BEGIN {x = 0;} {if (x == 0 && int($3) > 1) {print $3; x++;}}')"
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echo "+ make some files"
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mkdir -p "${TESTDIR}"
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for x in `seq 1 128`; do
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touch "${SCRATCH_MNT}/junk.${x}"
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inode="$(stat -c '%i' "${SCRATCH_MNT}/junk.${x}")"
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if [ "$x" -gt 64 ] && [ "$((inode % 64))" -eq 0 ]; then
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mv "${SCRATCH_MNT}/junk.${x}" "${TESTFILE}.1"
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break
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fi
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done
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for x in `seq 2 64`; do
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touch "${TESTFILE}.${x}"
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done
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umount "${SCRATCH_MNT}"
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echo "+ check fs"
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e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
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echo "+ corrupt image"
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dumpe2fs -g "${SCRATCH_DEV}" 2>/dev/null | awk -F ':' '{if ($1 == 0) {print $3}}' | while read blk; do
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debugfs -w -R "zap_block ${blk}" "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "primary sb fuzz failed"
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done
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echo "+ mount image"
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_scratch_mount 2> /dev/null && _fail "mount should not succeed"
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echo "+ repair fs"
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# Have to specify backup sb and blocksize here so we don't pick up superblocks
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# scattered elsewhere on the scratch device.
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echo e2fsck -f -y -B "${blksz}" -b "${backup_sb}" "${SCRATCH_DEV}" >> $seqres.full 2>&1
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e2fsck -f -y -B "${blksz}" -b "${backup_sb}" "${SCRATCH_DEV}" >> $seqres.full 2>&1
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echo "+ mount image (2)"
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_scratch_mount
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echo "+ chattr -R -i"
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chattr -R -f -i "${SCRATCH_MNT}/"
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echo "+ modify files (2)"
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broken=0
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for x in `seq 1 64`; do
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test -e "${TESTFILE}.${x}" || continue
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stat "${TESTFILE}.${x}" >> /dev/null 2>&1
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test $? -ne 0 && broken=1
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echo moo | dd oflag=append of="${TESTFILE}.${x}" 2>/dev/null
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test $? -ne 0 && broken=1
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done
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echo "broken: ${broken}"
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umount "${SCRATCH_MNT}"
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echo "+ check fs (2)"
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e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
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status=0
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exit
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@@ -0,0 +1,13 @@
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QA output created by 007
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+ create scratch fs
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+ mount fs image
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+ make some files
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+ check fs
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+ corrupt image
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+ mount image
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+ repair fs
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+ mount image (2)
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+ chattr -R -i
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+ modify files (2)
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broken: 0
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+ check fs (2)
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Executable
+103
@@ -0,0 +1,103 @@
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#! /bin/bash
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# FS QA Test No. 008
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#
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# Create and populate an ext4 filesystem, corrupt a group descriptor, then
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# see how the kernel and e2fsck deal with it.
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2015 Oracle, Inc. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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#rm -f $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/attr
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# real QA test starts here
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_supported_fs ext4
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_supported_os Linux
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_require_scratch
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test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
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_require_attrs
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rm -f $seqres.full
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TESTDIR="${SCRATCH_MNT}/scratchdir"
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TESTFILE="${TESTDIR}/testfile"
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echo "+ create scratch fs"
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_scratch_mkfs_ext4 > /dev/null 2>&1
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dumpe2fs -g "${SCRATCH_DEV}" > /dev/null 2>&1 || _notrun "dumpe2fs -g not supported"
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echo "+ mount fs image"
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_scratch_mount
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echo "+ make some files"
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mkdir -p "${TESTDIR}"
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for x in `seq 1 128`; do
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touch "${SCRATCH_MNT}/junk.${x}"
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inode="$(stat -c '%i' "${SCRATCH_MNT}/junk.${x}")"
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if [ "$x" -gt 64 ] && [ "$((inode % 64))" -eq 0 ]; then
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mv "${SCRATCH_MNT}/junk.${x}" "${TESTFILE}.1"
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break
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fi
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done
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for x in `seq 2 64`; do
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echo moo >> "${TESTFILE}.${x}"
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done
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umount "${SCRATCH_MNT}"
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echo "+ check fs"
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e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
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echo "+ corrupt image"
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dumpe2fs -g "${SCRATCH_DEV}" 2>/dev/null | awk -F ':' '{if (int($4) != -1) {print $4}}' | sed -e 's/-.*$//g' | awk '{if (int($1) > 0) {print $1}}' | while read blk; do
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debugfs -w -R "zap_block ${blk}" "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "group descriptor fuzz failed"
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done
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echo "+ mount image"
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_scratch_mount 2> /dev/null && _fail "mount should not succeed"
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echo "+ repair fs"
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e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
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e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
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echo "+ mount image (2)"
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_scratch_mount
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umount "${SCRATCH_MNT}"
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echo "+ check fs (2)"
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e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
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status=0
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exit
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@@ -0,0 +1,10 @@
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QA output created by 008
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+ create scratch fs
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+ mount fs image
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+ make some files
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+ check fs
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+ corrupt image
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+ mount image
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+ repair fs
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+ mount image (2)
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+ check fs (2)
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Executable
+113
@@ -0,0 +1,113 @@
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#! /bin/bash
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# FS QA Test No. 009
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#
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# Create and populate an ext4 filesystem, corrupt a block bitmap, then
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# see how the kernel and e2fsck deal with it.
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2015 Oracle, Inc. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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#rm -f $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/attr
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# real QA test starts here
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_supported_fs ext4
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_supported_os Linux
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_require_xfs_io_command "falloc"
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_require_scratch
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test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
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_require_attrs
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rm -f $seqres.full
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TESTDIR="${SCRATCH_MNT}/scratchdir"
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TESTFILE="${TESTDIR}/testfile"
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echo "+ create scratch fs"
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_scratch_mkfs_ext4 > /dev/null 2>&1
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dumpe2fs -g "${SCRATCH_DEV}" > /dev/null 2>&1 || _notrun "dumpe2fs -g not supported"
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nr_groups="$(dumpe2fs -g "${SCRATCH_DEV}" 2> /dev/null | tail -n 1 | cut -d : -f 1)"
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echo "+ mount fs image"
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_scratch_mount
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# abuse orlov allocator in the hopes that each bg ends up with some inodes
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for i in `seq 1 $((nr_groups * 8))`; do
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mkdir -p "${SCRATCH_MNT}/d_${i}"
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done
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blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
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freeblks="$(stat -f -c '%a' "${SCRATCH_MNT}")"
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$XFS_IO_PROG -f -c "falloc 0 $((blksz * freeblks))" "${SCRATCH_MNT}/bigfile2" >> $seqres.full
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umount "${SCRATCH_MNT}"
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echo "+ make some files"
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_scratch_mount
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rm -rf "${SCRATCH_MNT}/bigfile2"
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touch "${SCRATCH_MNT}/bigfile"
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umount "${SCRATCH_MNT}"
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echo "+ check fs"
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e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
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echo "+ corrupt image"
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dumpe2fs -g "${SCRATCH_DEV}" 2>/dev/null | awk -F ':' '{if (int($5) > 0) {print $5}}' | while read blk; do
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debugfs -w -n -R "zap_block -p 0xff ${blk}" "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "block bitmap fuzz failed"
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done
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echo "+ mount image"
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_scratch_mount
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echo "+ modify files"
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b_bytes="$(stat -c '%B' "${SCRATCH_MNT}/bigfile")"
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$XFS_IO_PROG -f -c "falloc 0 $((blksz * freeblks))" "${SCRATCH_MNT}/bigfile" >> $seqres.full 2> /dev/null
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after="$(stat -c '%b' "${SCRATCH_MNT}/bigfile")"
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echo "$((after * b_bytes))" lt "$((blksz * freeblks / 4))" >> $seqres.full
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test "$((after * b_bytes))" -lt "$((blksz * freeblks / 4))" || _fail "falloc should fail"
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umount "${SCRATCH_MNT}"
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echo "+ repair fs"
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e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
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echo "+ mount image (2)"
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_scratch_mount
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|
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echo "+ modify files (2)"
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$XFS_IO_PROG -f -c "falloc 0 $((blksz * freeblks))" "${SCRATCH_MNT}/bigfile" >> $seqres.full
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umount "${SCRATCH_MNT}"
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|
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echo "+ check fs (2)"
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e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
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status=0
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exit
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@@ -0,0 +1,12 @@
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QA output created by 009
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+ create scratch fs
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+ mount fs image
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+ make some files
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+ check fs
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+ corrupt image
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+ mount image
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+ modify files
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+ repair fs
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+ mount image (2)
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+ modify files (2)
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+ check fs (2)
|
||||
Executable
+102
@@ -0,0 +1,102 @@
|
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#! /bin/bash
|
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# FS QA Test No. 010
|
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#
|
||||
# Create and populate an ext4 filesystem, corrupt an inode bitmap, 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`
|
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seqres=$RESULT_DIR/$seq
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||||
echo "QA output created by $seq"
|
||||
|
||||
here=`pwd`
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||||
tmp=/tmp/$$
|
||||
status=1 # failure is the default!
|
||||
trap "_cleanup; exit \$status" 0 1 2 3 15
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|
||||
_cleanup()
|
||||
{
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||||
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="${TESTDIR}/testfile"
|
||||
|
||||
echo "+ create scratch fs"
|
||||
_scratch_mkfs_ext4 > /dev/null 2>&1
|
||||
dumpe2fs -g "${SCRATCH_DEV}" > /dev/null 2>&1 || _notrun "dumpe2fs -g not supported"
|
||||
resize2fs -M "${SCRATCH_DEV}" >> $seqres.full 2>&1
|
||||
nr_groups="$(dumpe2fs -g "${SCRATCH_DEV}" 2> /dev/null | tail -n 1 | cut -d : -f 1)"
|
||||
|
||||
echo "+ mount fs image"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ make some files"
|
||||
# abuse orlov allocator in the hopes that each bg ends up with some inodes
|
||||
for i in `seq 1 $((nr_groups * 8))`; do
|
||||
mkdir -p "${SCRATCH_MNT}/d_${i}"
|
||||
done
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ check fs"
|
||||
e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
|
||||
|
||||
echo "+ corrupt image"
|
||||
dumpe2fs -g "${SCRATCH_DEV}" 2>/dev/null | awk -F ':' '{if (int($6) > 0) {print $6}}' | while read blk; do
|
||||
debugfs -w -n -R "zap_block ${blk}" "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "inode bitmap fuzz failed"
|
||||
done
|
||||
|
||||
echo "+ mount image"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ modify files"
|
||||
touch "${SCRATCH_MNT}/file0" > /dev/null 2>&1 && _fail "touch should fail"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ repair fs"
|
||||
e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
|
||||
|
||||
echo "+ mount image (2)"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ modify files (2)"
|
||||
touch "${SCRATCH_MNT}/file1"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ check fs (2)"
|
||||
e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
|
||||
|
||||
status=0
|
||||
exit
|
||||
@@ -0,0 +1,12 @@
|
||||
QA output created by 010
|
||||
+ create scratch fs
|
||||
+ mount fs image
|
||||
+ make some files
|
||||
+ check fs
|
||||
+ corrupt image
|
||||
+ mount image
|
||||
+ modify files
|
||||
+ repair fs
|
||||
+ mount image (2)
|
||||
+ modify files (2)
|
||||
+ check fs (2)
|
||||
Executable
+88
@@ -0,0 +1,88 @@
|
||||
#! /bin/bash
|
||||
# FS QA Test No. 011
|
||||
#
|
||||
# Create and populate an ext4 filesystem, corrupt the MMP block, 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="${TESTDIR}/testfile"
|
||||
|
||||
echo "+ create scratch fs"
|
||||
_scratch_mkfs_ext4 -O mmp -E mmp_update_interval=2 > /dev/null 2>&1
|
||||
|
||||
echo "+ mount fs image"
|
||||
_scratch_mount
|
||||
blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
|
||||
|
||||
echo "+ make some files"
|
||||
echo moo > "${SCRATCH_MNT}/file0"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ check fs"
|
||||
e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
|
||||
|
||||
echo "+ corrupt image"
|
||||
blk="$(dumpe2fs "${SCRATCH_DEV}" 2> /dev/null | grep 'MMP block number' | sed -e 's/^MMP block number: *\([0-9]*\)$/\1/g')"
|
||||
$XFS_IO_PROG -f -c "pwrite -S 0x62 $((blk * blksz + 16)) 8" "${SCRATCH_DEV}" >> $seqres.full
|
||||
|
||||
echo "+ mount image"
|
||||
_scratch_mount 2> /dev/null && _fail "mount should fail due to bad MMP"
|
||||
|
||||
echo "+ repair fs"
|
||||
e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
|
||||
|
||||
echo "+ mount image (2)"
|
||||
_scratch_mount || _fail "mount should not fail; MMP has been fixed"
|
||||
|
||||
echo "+ check fs (2)"
|
||||
e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
|
||||
|
||||
status=0
|
||||
exit
|
||||
@@ -0,0 +1,10 @@
|
||||
QA output created by 011
|
||||
+ create scratch fs
|
||||
+ mount fs image
|
||||
+ make some files
|
||||
+ check fs
|
||||
+ corrupt image
|
||||
+ mount image
|
||||
+ repair fs
|
||||
+ mount image (2)
|
||||
+ check fs (2)
|
||||
Executable
+87
@@ -0,0 +1,87 @@
|
||||
#! /bin/bash
|
||||
# FS QA Test No. 012
|
||||
#
|
||||
# Create and populate an ext4 filesystem, corrupt the journal, 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="${TESTDIR}/testfile"
|
||||
|
||||
echo "+ create scratch fs"
|
||||
_scratch_mkfs_ext4 -O journal > /dev/null 2>&1
|
||||
|
||||
echo "+ mount fs image"
|
||||
_scratch_mount
|
||||
blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
|
||||
|
||||
echo "+ make some files"
|
||||
echo moo > "${SCRATCH_MNT}/file0"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ check fs"
|
||||
e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
|
||||
|
||||
echo "+ corrupt image"
|
||||
debugfs -w -R 'zap -f <8> 0' "${SCRATCH_DEV}" 2> /dev/null
|
||||
|
||||
echo "+ mount image"
|
||||
_scratch_mount 2> /dev/null && _fail "mount should fail due to bad journal"
|
||||
|
||||
echo "+ repair fs"
|
||||
e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
|
||||
|
||||
echo "+ mount image (2)"
|
||||
_scratch_mount || _fail "mount should not fail; journal has been fixed"
|
||||
|
||||
echo "+ check fs (2)"
|
||||
e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
|
||||
|
||||
status=0
|
||||
exit
|
||||
@@ -0,0 +1,10 @@
|
||||
QA output created by 012
|
||||
+ create scratch fs
|
||||
+ mount fs image
|
||||
+ make some files
|
||||
+ check fs
|
||||
+ corrupt image
|
||||
+ mount image
|
||||
+ repair fs
|
||||
+ mount image (2)
|
||||
+ check fs (2)
|
||||
@@ -9,6 +9,12 @@
|
||||
004 auto dump
|
||||
005 auto quick metadata ioctl rw
|
||||
006 dangerous_fuzzers
|
||||
007 fuzzers
|
||||
008 fuzzers
|
||||
009 fuzzers
|
||||
010 fuzzers
|
||||
011 fuzzers
|
||||
012 fuzzers
|
||||
271 auto rw quick
|
||||
301 aio dangerous ioctl rw stress
|
||||
302 aio dangerous ioctl rw stress
|
||||
|
||||
Reference in New Issue
Block a user