mirror of
https://github.com/linux-apfs/apfstests.git
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ext4: test file/dir/symlink metadata corruption checking and repair
Targeted fuzzing tests which destroy various pieces of file, directory, and symlink 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
e953517639
commit
fc4dd61688
Executable
+126
@@ -0,0 +1,126 @@
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#! /bin/bash
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# FS QA Test No. 013
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#
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# Create and populate an ext4 filesystem, corrupt an inode, then see how
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# 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
|
||||
# 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
|
||||
# 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="${TESTDIR}/testfile"
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echo "+ create scratch fs"
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_scratch_mkfs_ext4 > /dev/null 2>&1
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echo "+ mount fs image"
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_scratch_mount
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echo "+ make some files"
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mkdir -p "${TESTDIR}"
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for x in `seq 1 1024`; 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 512 ] && [ "$((inode % 64))" -eq 0 ]; then
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mv "${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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inode="$(stat -c '%i' "${TESTFILE}.1")"
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umount "${SCRATCH_MNT}"
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echo "+ check fs"
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e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
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echo "+ corrupt image"
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blk="$(debugfs -R "imap <$inode>" "${SCRATCH_DEV}" 2> /dev/null | grep located | sed -e 's/^.*block \([0-9]*\),.*$/\1/g')"
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debugfs -w -R "zap_block ${blk}" "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "inode fuzz failed"
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echo "+ mount image"
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_scratch_mount
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echo "+ modify files"
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broken=0
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for x in `seq 1 64`; do
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#test -e "${TESTFILE}.${x}" || continue
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stat "${TESTFILE}.${x}" >> $seqres.full 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 "+ repair fs"
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e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
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echo "+ mount image (2)"
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_scratch_mount
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echo "+ chattr -R -i"
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chattr -R -f -i "${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}" >> $seqres.full 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 +1,15 @@
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QA output created by 013
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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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broken: 1
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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
+124
@@ -0,0 +1,124 @@
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#! /bin/bash
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# FS QA Test No. 014
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#
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# Create and populate an ext4 filesystem, corrupt root directory, 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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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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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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debugfs -w -R "zap -f / 0" "${SCRATCH_DEV}" >> $seqres.full 2>&1
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echo "+ mount image"
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_scratch_mount
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echo "+ modify files"
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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}" >> $seqres.full 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 "+ repair fs"
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e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1 && _fail "e2fsck should not succeed"
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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}" >> $seqres.full 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 +1,15 @@
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QA output created by 014
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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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broken: 1
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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. 015
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#
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# Create and populate an ext4 filesystem, corrupt an extent tree block, 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
|
||||
# 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
|
||||
# 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 $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/attr
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# real QA test starts here
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_supported_fs ext4
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_supported_os Linux
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_require_xfs_io_command "falloc"
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_require_xfs_io_command "fpunch"
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_require_scratch
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test -n "${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="${TESTDIR}/testfile"
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echo "+ create scratch fs"
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_scratch_mkfs_ext4 > /dev/null 2>&1
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echo "+ mount fs image"
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_scratch_mount
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blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
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freeblks="$((3 * blksz / 12))"
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echo "+ make some files"
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$XFS_IO_PROG -f -c "falloc 0 $((blksz * freeblks))" "${SCRATCH_MNT}/bigfile" >> $seqres.full
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seq 1 2 ${freeblks} | while read lblk; do
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$XFS_IO_PROG -f -c "fpunch $((lblk * blksz)) ${blksz}" "${SCRATCH_MNT}/bigfile" >> $seqres.full
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done
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umount "${SCRATCH_MNT}"
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echo "+ check fs"
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e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
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echo "+ corrupt image"
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debugfs "${SCRATCH_DEV}" -R 'ex /bigfile' 2> /dev/null | grep '^ 0' | awk '{print $8}' | while read blk; do
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$XFS_IO_PROG -f -c "pwrite -S 0x62 $((blk * blksz + 8)) 8" "${SCRATCH_DEV}" >> $seqres.full
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done
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echo "+ mount image"
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_scratch_mount
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echo "+ modify files"
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echo moo >> "${SCRATCH_MNT}/bigfile" 2> /dev/null && _fail "extent tree should be corrupt"
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umount "${SCRATCH_MNT}"
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|
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echo "+ repair fs"
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e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
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|
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echo "+ mount image (2)"
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_scratch_mount
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echo "+ modify files (2)"
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$XFS_IO_PROG -f -c "pwrite ${blksz} ${blksz}" "${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
|
||||
@@ -0,0 +1,12 @@
|
||||
QA output created by 015
|
||||
+ 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
+96
@@ -0,0 +1,96 @@
|
||||
#! /bin/bash
|
||||
# FS QA Test No. 016
|
||||
#
|
||||
# Create and populate an ext4 filesystem, corrupt a dirent 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 > /dev/null 2>&1
|
||||
|
||||
echo "+ mount fs image"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ make some files"
|
||||
for x in `seq 1 15`; do
|
||||
mkdir -p "${SCRATCH_MNT}/test/d_${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 /test 0" "${SCRATCH_DEV}" 2> /dev/null
|
||||
|
||||
echo "+ mount image"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ modify dirs"
|
||||
mkdir -p "${SCRATCH_MNT}/test/newdir" 2> /dev/null && _fail "directory should be corrupt"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ repair fs"
|
||||
e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
|
||||
|
||||
echo "+ mount image (2)"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ modify dirs (2)"
|
||||
mkdir -p "${SCRATCH_MNT}/test/newdir" || _fail "directory should be corrupt"
|
||||
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 016
|
||||
+ create scratch fs
|
||||
+ mount fs image
|
||||
+ make some files
|
||||
+ check fs
|
||||
+ corrupt image
|
||||
+ mount image
|
||||
+ modify dirs
|
||||
+ repair fs
|
||||
+ mount image (2)
|
||||
+ modify dirs (2)
|
||||
+ check fs (2)
|
||||
Executable
+99
@@ -0,0 +1,99 @@
|
||||
#! /bin/bash
|
||||
# FS QA Test No. 017
|
||||
#
|
||||
# Create and populate an ext4 filesystem, corrupt a htree 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="${TESTDIR}/testfile"
|
||||
|
||||
echo "+ create scratch fs"
|
||||
_scratch_mkfs_ext4 > /dev/null 2>&1
|
||||
|
||||
echo "+ mount fs image"
|
||||
_scratch_mount
|
||||
blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
|
||||
|
||||
echo "+ make some files"
|
||||
mkdir -p "${SCRATCH_MNT}/test/"
|
||||
for x in `seq 1 $((blksz * 4 / 256))`; do
|
||||
fname="$(printf "%.255s\n" "$(perl -e "print \"${x}_\" x 500;")")"
|
||||
touch "${SCRATCH_MNT}/test/${fname}"
|
||||
done
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ check fs"
|
||||
e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
|
||||
|
||||
echo "+ corrupt image"
|
||||
debugfs -w -R "zap -f /test 0" "${SCRATCH_DEV}" 2> /dev/null
|
||||
|
||||
echo "+ mount image"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ modify dirs"
|
||||
mkdir -p "${SCRATCH_MNT}/test/newdir" 2> /dev/null && _fail "htree should be corrupt"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ repair fs"
|
||||
e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
|
||||
|
||||
echo "+ mount image (2)"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ modify dirs (2)"
|
||||
mkdir -p "${SCRATCH_MNT}/test/newdir" || _fail "htree should not be corrupt"
|
||||
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 017
|
||||
+ create scratch fs
|
||||
+ mount fs image
|
||||
+ make some files
|
||||
+ check fs
|
||||
+ corrupt image
|
||||
+ mount image
|
||||
+ modify dirs
|
||||
+ repair fs
|
||||
+ mount image (2)
|
||||
+ modify dirs (2)
|
||||
+ check fs (2)
|
||||
Executable
+97
@@ -0,0 +1,97 @@
|
||||
#! /bin/bash
|
||||
# FS QA Test No. 018
|
||||
#
|
||||
# Create and populate an ext4 filesystem, corrupt a xattr 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="${TESTDIR}/testfile"
|
||||
|
||||
echo "+ create scratch fs"
|
||||
_scratch_mkfs_ext4 > /dev/null 2>&1
|
||||
|
||||
echo "+ mount fs image"
|
||||
_scratch_mount
|
||||
blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
|
||||
|
||||
echo "+ make some files"
|
||||
$XFS_IO_PROG -f -c "pwrite -S 0x62 0 ${blksz}" "${SCRATCH_MNT}/attrfile" >> $seqres.full
|
||||
setfattr -n user.key -v "$(perl -e 'print "v" x 300;')" "${SCRATCH_MNT}/attrfile"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ check fs"
|
||||
e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
|
||||
|
||||
echo "+ corrupt image"
|
||||
blk="$(debugfs -R 'stat /attrfile' "${SCRATCH_DEV}" 2> /dev/null | grep 'File ACL:' | sed -e 's/^.*File ACL: \([0-9]*\).*Directory.*$/\1/g')"
|
||||
$XFS_IO_PROG -f -c "pwrite -S 0x62 $((blk * blksz + 20)) 8" "${SCRATCH_DEV}" >> $seqres.full
|
||||
|
||||
echo "+ mount image"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ modify attrs"
|
||||
setfattr -n user.newkey -v "$(perl -e 'print "v" x 300;')" "${SCRATCH_MNT}/attrfile" 2> /dev/null && _fail "xattr should be corrupt"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ repair fs"
|
||||
e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
|
||||
|
||||
echo "+ mount image (2)"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ modify attrs (2)"
|
||||
setfattr -n user.newkey -v "$(perl -e 'print "v" x 300;')" "${SCRATCH_MNT}/attrfile" || _fail "xattr should not be corrupt"
|
||||
umount "${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 018
|
||||
+ create scratch fs
|
||||
+ mount fs image
|
||||
+ make some files
|
||||
+ check fs
|
||||
+ corrupt image
|
||||
+ mount image
|
||||
+ modify attrs
|
||||
+ repair fs
|
||||
+ mount image (2)
|
||||
+ modify attrs (2)
|
||||
+ check fs (2)
|
||||
Executable
+95
@@ -0,0 +1,95 @@
|
||||
#! /bin/bash
|
||||
# FS QA Test No. 019
|
||||
#
|
||||
# Create and populate an ext4 filesystem, corrupt a big symlink, then
|
||||
# see how the kernel and e2fsck deal with it. (They won't)
|
||||
#
|
||||
#-----------------------------------------------------------------------
|
||||
# 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' "${SCRATCH_MNT}")"
|
||||
test "${blksz}" -gt 4096 && blksz=4096
|
||||
|
||||
echo "+ make some files"
|
||||
echo "file contents: moo" > "${SCRATCH_MNT}/x"
|
||||
str="$(perl -e "print './' x $(( (blksz / 2) - 16));")x"
|
||||
(cd $SCRATCH_MNT; ln -s "${str}" "long_symlink")
|
||||
cat "${SCRATCH_MNT}/long_symlink"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ check fs"
|
||||
e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
|
||||
|
||||
echo "+ corrupt image"
|
||||
debugfs -w -R 'zap -f /long_symlink -p 0x62 0' "${SCRATCH_DEV}" 2> /dev/null
|
||||
|
||||
echo "+ mount image"
|
||||
_scratch_mount 2> /dev/null
|
||||
cat "${SCRATCH_MNT}/long_symlink" 2>/dev/null && _fail "symlink should be broken"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ repair fs"
|
||||
e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
|
||||
|
||||
echo "+ mount image (2)"
|
||||
_scratch_mount
|
||||
cat "${SCRATCH_MNT}/long_symlink" 2>/dev/null && _fail "symlink should be broken"
|
||||
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 +1,11 @@
|
||||
QA output created by 019
|
||||
+ create scratch fs
|
||||
+ mount fs image
|
||||
+ make some files
|
||||
file contents: moo
|
||||
+ check fs
|
||||
+ corrupt image
|
||||
+ mount image
|
||||
+ repair fs
|
||||
+ mount image (2)
|
||||
+ check fs (2)
|
||||
@@ -15,6 +15,13 @@
|
||||
010 fuzzers
|
||||
011 fuzzers
|
||||
012 fuzzers
|
||||
013 fuzzers
|
||||
014 fuzzers
|
||||
015 fuzzers
|
||||
016 fuzzers
|
||||
017 fuzzers
|
||||
018 fuzzers
|
||||
019 fuzzers
|
||||
271 auto rw quick
|
||||
301 aio dangerous ioctl rw stress
|
||||
302 aio dangerous ioctl rw stress
|
||||
|
||||
Reference in New Issue
Block a user