1#!/bin/sh 2 3# 4# SPDX-License-Identifier: BSD-2-Clause-FreeBSD 5# 6# Copyright (c) 2022 Peter Holm <pho@FreeBSD.org> 7# 8# Redistribution and use in source and binary forms, with or without 9# modification, are permitted provided that the following conditions 10# are met: 11# 1. Redistributions of source code must retain the above copyright 12# notice, this list of conditions and the following disclaimer. 13# 2. Redistributions in binary form must reproduce the above copyright 14# notice, this list of conditions and the following disclaimer in the 15# documentation and/or other materials provided with the distribution. 16# 17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27# SUCH DAMAGE. 28# 29 30# Parallel mount and umount test. 31# Copy of unionfs9.sh, with a subdirectory mount point. 32 33[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 34. ../default.cfg 35 36mounts=3 # Number of parallel scripts 37CONT=/tmp/unionfs9.continue 38 39set -e 40mdconfig -a -t swap -s 256m -u $mdstart 41newfs $newfs_flags -n md$mdstart > /dev/null 42mount /dev/md$mdstart $mntpoint 43 44for i in `jot $mounts $((mdstart + 2))`; do 45 mdconfig -a -t swap -s 512m -u $((mdstart + i)) 46 newfs $newfs_flags -n md$((mdstart + i)) > /dev/null 47 mkdir -p ${mntpoint}$i 48 mount /dev/md$((mdstart + i)) ${mntpoint}$i 49 mkdir -p ${mntpoint}$i/dir 50done 51set +e 52echo Pre: 53mount | grep mnt 54 55(cd $mntpoint; jot 500 | xargs touch) 56(cd ../testcases/swap; ./swap -t 5m -i 20 > /dev/null) & 57 58# Start the parallel tests 59touch $CONT 60for i in `jot $mounts $((mdstart + 2))`; do 61 while [ -f $CONT ]; do 62 find ${mntpoint}$i -type f -maxdepth 2 -ls > \ 63 /dev/null 2>&1 64 done & 65 # The test: Parallel mount and unmounts 66 start=`date +%s` 67 ( 68 while [ $((`date +%s` - start)) -lt 300 ]; do 69 mount_unionfs $mntpoint ${mntpoint}$i/dir 70 opt=$([ `jot -r 1 0 1` -eq 0 ] && echo "-f") 71 while mount | grep -q ${mntpoint}$i/dir; do 72 umount $opt ${mntpoint}$i/dir 73 done 74 done > /dev/null 2>&1 75 rm -f $CONT 76 ) & 77done 78while [ -f $CONT ] ; do sleep 1; done 79while pgrep -q swap; do pkill swap; done 80wait 81echo Post: 82mount | grep mnt 83 84for i in `jot $mounts $((mdstart + 2))`; do 85 umount ${mntpoint}$i > /dev/null 2>&1 86 mdconfig -d -u $((mdstart + i)) 87 rmdir ${mntpoint}$i 88done 89while mount | grep $mntpoint | grep -q /dev/md; do 90 umount $mntpoint || sleep 1 91 [ $((n += 1)) -gt 300 ] && { echo FAIL; exit 1; } 92done 93mdconfig -d -u $mdstart 94exit 0 95