xref: /freebsd/tools/test/stress2/misc/fifo4.sh (revision 088cc7d221bb0743fc5ec12de983559b812366bd)
18a272653SPeter Holm#!/bin/sh
28a272653SPeter Holm
38a272653SPeter Holm#
44d846d26SWarner Losh# SPDX-License-Identifier: BSD-2-Clause
58a272653SPeter Holm#
68a272653SPeter Holm# Copyright (c) 2018 Dell EMC Isilon
78a272653SPeter Holm#
88a272653SPeter Holm# Redistribution and use in source and binary forms, with or without
98a272653SPeter Holm# modification, are permitted provided that the following conditions
108a272653SPeter Holm# are met:
118a272653SPeter Holm# 1. Redistributions of source code must retain the above copyright
128a272653SPeter Holm#    notice, this list of conditions and the following disclaimer.
138a272653SPeter Holm# 2. Redistributions in binary form must reproduce the above copyright
148a272653SPeter Holm#    notice, this list of conditions and the following disclaimer in the
158a272653SPeter Holm#    documentation and/or other materials provided with the distribution.
168a272653SPeter Holm#
178a272653SPeter Holm# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
188a272653SPeter Holm# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
198a272653SPeter Holm# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
208a272653SPeter Holm# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
218a272653SPeter Holm# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
228a272653SPeter Holm# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
238a272653SPeter Holm# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
248a272653SPeter Holm# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
258a272653SPeter Holm# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
268a272653SPeter Holm# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
278a272653SPeter Holm# SUCH DAMAGE.
288a272653SPeter Holm#
298a272653SPeter Holm
30*088cc7d2SAlexander Ziaee# tmpfs(4) version of fifo2.sh
318a272653SPeter Holm# No problems seen on HEAD.
328a272653SPeter Holm
338a272653SPeter Holm[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
348a272653SPeter Holm
358a272653SPeter Holm. ../default.cfg
368a272653SPeter Holm
378a272653SPeter Holmodir=`pwd`
388a272653SPeter Holmcd /tmp
398a272653SPeter Holmsed '1,/^EOF/d' < $odir/fifo2.sh > fifo2.c
408a272653SPeter Holmrm -f /tmp/fifo2
418a272653SPeter Holmmycc -o fifo2 -Wall -Wextra -O2 -g fifo2.c -lpthread || exit 1
428a272653SPeter Holmrm -f fifo2.c
438a272653SPeter Holm
448a272653SPeter Holmmount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint
458a272653SPeter Holm
468a272653SPeter Holmmount -o size=1g -t tmpfs tmpfs $mntpoint
478a272653SPeter Holmchmod 777 $mntpoint
488a272653SPeter Holmfor i in `jot 5`; do
498a272653SPeter Holm	mkfifo $mntpoint/f$i
508a272653SPeter Holm	chmod 777 $mntpoint/f$i
518a272653SPeter Holmdone
528a272653SPeter Holm
538a272653SPeter Holmdaemon sh -c "(cd $odir/../testcases/swap; ./swap -t 10m -i 20 -l 100)" > \
548a272653SPeter Holm    /dev/null
558a272653SPeter Holmsleeptime=12
568a272653SPeter Holmst=`date '+%s'`
578a272653SPeter Holmwhile [ $((`date '+%s'` - st)) -lt $((10 * sleeptime)) ]; do
588a272653SPeter Holm	(cd $mntpoint; /tmp/fifo2) &
598a272653SPeter Holm	while ! pgrep -q fifo2; do :; done
608a272653SPeter Holm	start=`date '+%s'`
618a272653SPeter Holm	while [ $((`date '+%s'` - start)) -lt $sleeptime ]; do
628a272653SPeter Holm		pgrep -q fifo2 || break
638a272653SPeter Holm		sleep .5
648a272653SPeter Holm	done
658a272653SPeter Holm	while pgrep -q fifo2; do pkill -9 fifo2; done
668a272653SPeter Holm	wait
678a272653SPeter Holmdone
688a272653SPeter Holmpkill -9 swap fifo2
698a272653SPeter Holmwhile pgrep -q "swap|fifo2"; do pkill -9 swap fifo2; done
708a272653SPeter Holm
718a272653SPeter Holmfor i in `jot 10`; do
728a272653SPeter Holm	mount | grep -q "on $mntpoint "  && \
738a272653SPeter Holm		umount $mntpoint > /dev/null 2>&1 && break
748a272653SPeter Holm	sleep 10
758a272653SPeter Holmdone
768a272653SPeter Holms=0
778a272653SPeter Holmmount | grep -q "on $mntpoint " &&
788a272653SPeter Holm    { echo "umount $mntpoint failed"; s=1; }
798a272653SPeter Holmrm -f /tmp/fifo2
808a272653SPeter Holmexit $s
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