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apfstests/tests/generic/461
T
Chengguang Xu 2b4eae7fd8 common/rc: add scratch shutdown support for overlayfs
Enable shutdown tests on overlayfs. This requires configuring
overlayfs with TEST|SCRATCH_DEV pointing to block device, which act
as base fs of overlay. The legacy config (pointing TEST|SCRATCH_DEV
to existing directories) won't support shutdown.

Extend _require_scratch_shutdown() to deal with overlay by checking
shutdown support on $OVL_BASE_SCRATCH_MNT instead of $SCRATCH_MNT,
so we check shutdown support status against the underlying upper fs
of overlay.

Introduce new _scratch_shutdown() helper to do the actual shutdown
work and shutdown upper fs in the case of overlay. Also converting
existing bare 'src/godown' calls to use this helper to avoid false
failures when testing overlayfs.

generic/042 and generic/050 assume $SCRATCH_DEV to be a local
device, so add _require_local_device $SCRATCH_DEV rule.

[eguan: rewrite commit log]

Signed-off-by: Chengguang Xu <cgxu519@icloud.com>
Reviewed-by: Eryu Guan <eguan@redhat.com>
Signed-off-by: Eryu Guan <eguan@redhat.com>
2017-12-24 21:30:58 +08:00

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#!/bin/bash
# FS QA Test No. 461
#
# Shutdown stress test - exercise shutdown codepath with fsstress,
# make sure we don't BUG/WARN. Coverage for all fs with shutdown.
#
#-----------------------------------------------------------------------
# Copyright (c) 2013 Red Hat, Inc. All Rights Reserved.
# Copyright (c) 2017 Google, 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!
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
_cleanup()
{
cd /
_scratch_unmount 2>/dev/null
rm -f $tmp.*
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# real QA test starts here
_supported_fs generic
_supported_os Linux
_require_scratch_nocheck
_require_scratch_shutdown
_require_command "$KILLALL_PROG" killall
rm -f $seqres.full
_scratch_mkfs > $seqres.full 2>&1
_scratch_mount
SLEEP_TIME=$((10 * $TIME_FACTOR))
PROCS=$((4 * LOAD_FACTOR))
load_dir=$SCRATCH_MNT/test
$FSSTRESS_PROG $FSSTRESS_AVOID -n10000000 -p $PROCS -d $load_dir >> $seqres.full 2>&1 &
sleep $SLEEP_TIME
sync
# now shutdown and unmount
sleep 5
_scratch_shutdown
$KILLALL_PROG -q $FSSTRESS_PROG
wait
# for some reason fsstress processes manage to live on beyond the wait?
sleep 5
_scratch_unmount
echo "Silence is golden"
status=0
exit