2016-08-15 08:56:26 -04:00
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#! /bin/bash
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# FS QA Test No. 388
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#
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# Test XFS log recovery ordering on v5 superblock filesystems. XFS had a problem
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# where it would incorrectly replay older modifications from the log over more
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# recent versions of metadata due to failure to update metadata LSNs during log
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# recovery. This could result in false positive reports of corruption during log
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# recovery and permanent mount failure.
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#
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# To test this situation, run frequent shutdowns immediately after log recovery.
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# Ensure that log recovery does not recover stale modifications and cause
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# spurious corruption reports and/or mount failures.
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2016 Red Hat, 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 $tmp.*
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$KILLALL_PROG -9 fsstress > /dev/null 2>&1
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_scratch_unmount > /dev/null 2>&1
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}
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# get standard environment, filters and checks
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. ./common/rc
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# Modify as appropriate.
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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_scratch_shutdown
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_require_command "$KILLALL_PROG" "killall"
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rm -f $seqres.full
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echo "Silence is golden."
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_scratch_mkfs >> $seqres.full 2>&1
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_scratch_mount || _fail "mount failed"
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for i in $(seq 1 50); do
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2017-02-05 01:53:34 -05:00
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($FSSTRESS_PROG $FSSTRESS_AVOID -d $SCRATCH_MNT -n 999999 -p 4 >> $seqres.full &) \
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2016-08-15 08:56:26 -04:00
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> /dev/null 2>&1
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# purposely include 0 second sleeps to test shutdown immediately after
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# recovery
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sleep $((RANDOM % 3))
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2017-02-03 15:50:37 -05:00
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./src/godown $SCRATCH_MNT
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2016-08-15 08:56:26 -04:00
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ps -e | grep fsstress > /dev/null 2>&1
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while [ $? -eq 0 ]; do
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$KILLALL_PROG -9 fsstress > /dev/null 2>&1
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wait > /dev/null 2>&1
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ps -e | grep fsstress > /dev/null 2>&1
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done
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# quit if mount fails so we don't shutdown the host fs
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_scratch_cycle_mount || _fail "cycle mount failed"
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done
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# success, all done
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status=0
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exit
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