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|
#!/bin/sh
#
# Copyright (c) 2016 EMC Corp.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
# Demonstate nullfs(5) inode leak.
# Fixed by r295717.
. ../default.cfg
N=3
mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint
mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart
mdconfig -a -t swap -s 2g -u $mdstart || exit 1
bsdlabel -w md$mdstart auto
newfs -n md${mdstart}$part > /dev/null
mount /dev/md${mdstart}$part $mntpoint
chmod 777 $mntpoint
set `df -ik $mntpoint | tail -1 | awk '{print $4,$7}'`
export KBLOCKS=$(($1 / N))
export INODES=$(($2 / N))
export runRUNTIME=2m
export LOAD=80
export symlinkLOAD=80
export rwLOAD=80
export TESTPROGS="
testcases/rw/rw
testcases/creat/creat
testcases/mkdir/mkdir
"
for i in `jot $N 1`; do
eval mp$i=${mntpoint}$i
done
for i in `jot $N 1`; do
eval mp=\$mp$i
[ -d $mp ] || mkdir -p $mp
mount | grep $mp | grep -q nullfs && umount -f $mp
msrc=$mntpoint/d$i
mkdir -p $msrc
chmod 777 $msrc
mount -t nullfs $msrc $mp
chmod 777 $mp
export RUNDIR=$mp/stressX
export CTRLDIR=$mp/stressX.control
mkdir $RUNDIR $CTRLDIR
chmod 777 $RUNDIR $CTRLDIR
su $testuser -c 'cd ..; ./testcases/run/run $TESTPROGS' > \
/dev/null 2>&1 &
mps="$mps $mp"
done
(cd ../testcases/swap; ./swap -t 10m -i 20 > /dev/null 2>&1) &
sleep 1
while pgrep -q run; do
find $mps -ls > /dev/null 2>&1
done
while pgrep -q swap; do
pkill -9 swap
done
wait
(cd $mntpoint; find . -delete)
sync; sleep 1; sync; sleep 1; sync
inodes=`df -i $mntpoint | tail -1 | awk '{print $6}'`
if [ $inodes -ne 4 ]; then
echo "FAIL 1"
e=1
mount | sed -n "1p;/${mntpoint#/}/p"
echo
df -ik | sed -n "1p;/${mntpoint#/}/p"
printf "\nfind ${mntpoint}* -ls\n"
find ${mntpoint}* -ls
for i in `jot $N 1`; do
eval mp=\$mp$i
echo "umount $mp"
mount | grep $mp | grep -q nullfs && umount $mp
done
echo
df -ik | sed -n "1p;/${mntpoint#/}/p"
else
for i in `jot $N 1`; do
eval mp=\$mp$i
mount | grep $mp | grep -q nullfs && umount $mp
done
inodes=`df -i $mntpoint | tail -1 | awk '{print $6}'`
if [ $inodes -ne 1 ]; then
echo "FAIL 2"
e=2
mount | sed -n "1p;/${mntpoint#/}/p"
echo
df -ik | sed -n "1p;/${mntpoint#/}/p"
fi
fi
while mount | grep $mntpoint | grep -q /dev/md; do
umount $mntpoint || sleep 1
done
mdconfig -d -u $mdstart
exit $e
|
