mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Theodore Ts'o
56ff01f471
The check script requires that it be run as root, so adding individualized checks for this in each teat is not needed. Signed-off-by: Theodore Ts'o <tytso@mit.edu> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Dave Chinner <david@fromorbit.com>
183 lines
4.7 KiB
Bash
Executable File
183 lines
4.7 KiB
Bash
Executable File
#! /bin/bash
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# FSQA Test No. generic/019
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#
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# Run fsstress and fio(dio/aio and mmap) and simulate disk failure
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# check filesystem consistency at the end.
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#
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#-----------------------------------------------------------------------
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# (c) 2013 Dmitry Monakhov
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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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#
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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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fio_config=$tmp.fio
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status=1 # failure is the default!
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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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_supported_fs generic
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_supported_os Linux
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_require_scratch
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_require_fail_make_request
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SYSFS_BDEV=`_sysfs_dev $SCRATCH_DEV`
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allow_fail_make_request()
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{
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echo "Allow global fail_make_request feature"
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echo 100 > $DEBUGFS_MNT/fail_make_request/probability
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echo 9999999 > $DEBUGFS_MNT/fail_make_request/times
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echo 0 > /sys/kernel/debug/fail_make_request/verbose
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}
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disallow_fail_make_request()
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{
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echo "Disallow global fail_make_request feature"
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echo 0 > $DEBUGFS_MNT/fail_make_request/probability
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echo 0 > $DEBUGFS_MNT/fail_make_request/times
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}
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start_fail_scratch_dev()
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{
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echo "Force SCRATCH_DEV device failure"
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echo " echo 1 > $SYSFS_BDEV/make-it-fail" >> $seqres.full
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echo 1 > $SYSFS_BDEV/make-it-fail
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}
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stop_fail_scratch_dev()
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{
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echo "Make SCRATCH_DEV device operable again"
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echo " echo 0 > $SYSFS_BDEV/make-it-fail" >> $seqres.full
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echo 0 > $SYSFS_BDEV/make-it-fail
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}
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_cleanup()
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{
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poweron_scratch_dev
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disallow_fail_make_request
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rm -f $tmp.*
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}
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trap "_cleanup; exit \$status" 1 2 3 15
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RUN_TIME=$((20+10*$TIME_FACTOR))
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NUM_JOBS=$((4*LOAD_FACTOR))
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BLK_DEV_SIZE=`blockdev --getsz $SCRATCH_DEV`
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FILE_SIZE=$((BLK_DEV_SIZE * 512))
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cat >$fio_config <<EOF
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###########
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# $seq test's fio activity
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# Filenames derived from jobsname and jobid like follows:
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# ${JOB_NAME}.${JOB_ID}.${ITERATION_ID}
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[global]
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ioengine=libaio
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bs=4k
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directory=${SCRATCH_MNT}
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filesize=${FILE_SIZE}
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size=9999T
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continue_on_error=write
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ignore_error=EIO,ENOSPC:EIO
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error_dump=0
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[stress_dio_aio_activity]
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create_on_open=1
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fallocate=none
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iodepth=128*${LOAD_FACTOR}
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direct=1
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buffered=0
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numjobs=${NUM_JOBS}
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rw=randwrite
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runtime=40+${RUN_TIME}
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time_based
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[stress_mmap_activity]
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ioengine=mmap
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create_on_open=0
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fallocate=1
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fdatasync=40960
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filesize=8M
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size=9999T
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numjobs=${NUM_JOBS}
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rw=randwrite
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runtime=40+${RUN_TIME}
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time_based
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EOF
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_require_fio $fio_config
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# Disable all sync operations to get higher load
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FSSTRESS_AVOID="$FSSTRESS_AVOID -ffsync=0 -fsync=0 -ffdatasync=0 -f setattr=1"
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_workout()
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{
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out=$SCRATCH_MNT/fsstress.$$
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args=`_scale_fsstress_args -p 1 -n999999999 -f setattr=0 $FSSTRESS_AVOID -d $out`
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echo ""
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echo "Start fsstress.."
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echo ""
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echo "fsstress $args" >> $seqres.full
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$FSSTRESS_PROG $args > /dev/null 2>&1 &
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fs_pid=$!
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echo "Start fio.."
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cat $fio_config >> $seqres.full
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$FIO_PROG $fio_config >> $seqres.full 2>&1 &
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fio_pid=$!
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# Let's it work for awhile, and force device failure
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sleep $RUN_TIME
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start_fail_scratch_dev
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# After device turns in to failed state filesystem may yet not know about
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# that so buffered write(2) may succeed, but any integrity operations
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# such as (sync, fsync, fdatasync, direct-io) should fail.
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dd if=/dev/zero of=$SCRATCH_MNT/touch_failed_filesystem count=1 bs=4k conv=fsync \
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>> $seqres.full 2>&1 && \
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_fail "failed: still able to perform integrity fsync on $SCRATCH_MNT"
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kill $fs_pid
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wait $fs_pid
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wait $fio_pid
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# We expect that broken FS still can be umounted
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run_check _scratch_unmount
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# Once filesystem was umounted no one is able to write to block device
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# It is now safe to bring device back to normal state
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stop_fail_scratch_dev
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# In order to check that filesystem is able to recover journal on mount(2)
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# perform mount/umount, after that all errors should be fixed
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run_check _scratch_mount
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run_check _scratch_unmount
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}
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# real QA test starts here
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rm -f $seqres.full
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_scratch_mkfs >> $seqres.full 2>&1 || _fail "mkfs failed"
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_scratch_mount || _fail "mount failed"
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allow_fail_make_request
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_workout
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status=$?
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disallow_fail_make_request
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exit
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