18a272653SPeter Holm#!/bin/sh 28a272653SPeter Holm 38a272653SPeter Holm# 48a272653SPeter Holm# Copyright (c) 2017 Dell EMC Isilon 58a272653SPeter Holm# All rights reserved. 68a272653SPeter Holm# 78a272653SPeter Holm# Redistribution and use in source and binary forms, with or without 88a272653SPeter Holm# modification, are permitted provided that the following conditions 98a272653SPeter Holm# are met: 108a272653SPeter Holm# 1. Redistributions of source code must retain the above copyright 118a272653SPeter Holm# notice, this list of conditions and the following disclaimer. 128a272653SPeter Holm# 2. Redistributions in binary form must reproduce the above copyright 138a272653SPeter Holm# notice, this list of conditions and the following disclaimer in the 148a272653SPeter Holm# documentation and/or other materials provided with the distribution. 158a272653SPeter Holm# 168a272653SPeter Holm# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 178a272653SPeter Holm# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 188a272653SPeter Holm# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 198a272653SPeter Holm# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 208a272653SPeter Holm# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 218a272653SPeter Holm# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 228a272653SPeter Holm# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 238a272653SPeter Holm# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 248a272653SPeter Holm# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 258a272653SPeter Holm# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 268a272653SPeter Holm# SUCH DAMAGE. 278a272653SPeter Holm# 288a272653SPeter Holm 298a272653SPeter Holm# Copy of link.sh with leak detection added 308a272653SPeter Holm 318a272653SPeter Holm[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 328a272653SPeter Holm 338a272653SPeter Holm. ../default.cfg 348a272653SPeter Holm 358a272653SPeter Holmhere=`pwd` 368a272653SPeter Holmcd /tmp 378a272653SPeter Holmsed '1,/^EOF/d' < $here/link.sh > link.c 388a272653SPeter Holmmycc -o link -Wall -Wextra -O2 -g link.c || exit 1 398a272653SPeter Holmrm -f link.c 408a272653SPeter Holm 418a272653SPeter Holmmount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint 428a272653SPeter Holm[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart 438a272653SPeter Holm 448a272653SPeter Holmmdconfig -a -t swap -s 1g -u $mdstart || exit 1 45*608c97bfSPeter Holmnewfs $newfs_flags md$mdstart > /dev/null 46*608c97bfSPeter Holmmount /dev/md$mdstart $mntpoint 478a272653SPeter Holm 488a272653SPeter Holmdaemon sh -c "(cd $here/../testcases/swap; ./swap -t 5m -i 20 -h -l 100)" \ 498a272653SPeter Holm > /dev/null 2>&1 508a272653SPeter Holm/tmp/link $mntpoint > /dev/null 2>&1 & 518a272653SPeter Holm 528a272653SPeter Holmm1=`vmstat -m | awk '/ mount/ {print $2}'` 538a272653SPeter Holmfor i in `jot 100`; do 548a272653SPeter Holm umount -f $mntpoint && 55*608c97bfSPeter Holm mount /dev/md$mdstart $mntpoint 568a272653SPeter Holm sleep .1 578a272653SPeter Holmdone 588a272653SPeter Holmm2=`vmstat -m | awk '/ mount/ {print $2}'` 598a272653SPeter Holmpkill -9 link 608a272653SPeter Holmwhile pgrep -q swap; do 618a272653SPeter Holm pkill -9 swap 628a272653SPeter Holmdone 638a272653SPeter Holmwait 648a272653SPeter Holm 658a272653SPeter Holmwhile mount | grep $mntpoint | grep -q /dev/md; do 668a272653SPeter Holm umount $mntpoint || sleep 1 678a272653SPeter Holmdone 688a272653SPeter Holmmdconfig -d -u $mdstart 698a272653SPeter Holm 708a272653SPeter Holm[ -d "$mntpoint" ] && (cd $mntpoint && find . -delete) 718a272653SPeter Holmrm -f /tmp/link 728a272653SPeter Holmleak=$((m2 - m1)) 738a272653SPeter Holm[ $leak -gt 2 ] && 748a272653SPeter Holm { echo "Leaked $leak InUse \"mount\""; s=1; vmstat -m | \ 758a272653SPeter Holm sed -n '1p;/ mount/p'; } || 768a272653SPeter Holm s=0 778a272653SPeter Holmexit $s 78