1*86d7f5d3SJohn Marino#!/bin/sh 2*86d7f5d3SJohn Marino 3*86d7f5d3SJohn Marino# 4*86d7f5d3SJohn Marino# Copyright (c) 2008 Peter Holm <pho@FreeBSD.org> 5*86d7f5d3SJohn Marino# All rights reserved. 6*86d7f5d3SJohn Marino# 7*86d7f5d3SJohn Marino# Redistribution and use in source and binary forms, with or without 8*86d7f5d3SJohn Marino# modification, are permitted provided that the following conditions 9*86d7f5d3SJohn Marino# are met: 10*86d7f5d3SJohn Marino# 1. Redistributions of source code must retain the above copyright 11*86d7f5d3SJohn Marino# notice, this list of conditions and the following disclaimer. 12*86d7f5d3SJohn Marino# 2. Redistributions in binary form must reproduce the above copyright 13*86d7f5d3SJohn Marino# notice, this list of conditions and the following disclaimer in the 14*86d7f5d3SJohn Marino# documentation and/or other materials provided with the distribution. 15*86d7f5d3SJohn Marino# 16*86d7f5d3SJohn Marino# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17*86d7f5d3SJohn Marino# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18*86d7f5d3SJohn Marino# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19*86d7f5d3SJohn Marino# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20*86d7f5d3SJohn Marino# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21*86d7f5d3SJohn Marino# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22*86d7f5d3SJohn Marino# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23*86d7f5d3SJohn Marino# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24*86d7f5d3SJohn Marino# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25*86d7f5d3SJohn Marino# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26*86d7f5d3SJohn Marino# SUCH DAMAGE. 27*86d7f5d3SJohn Marino# 28*86d7f5d3SJohn Marino# $FreeBSD$ 29*86d7f5d3SJohn Marino# 30*86d7f5d3SJohn Marino 31*86d7f5d3SJohn Marino# Test scenario by marcus@freebsd.org 32*86d7f5d3SJohn Marino 33*86d7f5d3SJohn Marino[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 34*86d7f5d3SJohn Marino 35*86d7f5d3SJohn Marino. ../default.cfg 36*86d7f5d3SJohn Marino 37*86d7f5d3SJohn Marinoodir=`pwd` 38*86d7f5d3SJohn Marinocd /tmp 39*86d7f5d3SJohn Marinosed '1,/^EOF/d' < $odir/$0 > fullpath.c 40*86d7f5d3SJohn Marinocc -o fullpath -Wall fullpath.c 41*86d7f5d3SJohn Marinorm -f fullpath.c 42*86d7f5d3SJohn Marinocd /proc 43*86d7f5d3SJohn Marino 44*86d7f5d3SJohn Marinofor i in `jot 5`; do 45*86d7f5d3SJohn Marino /tmp/fullpath & 46*86d7f5d3SJohn Marinodone 47*86d7f5d3SJohn Marino 48*86d7f5d3SJohn Marinofor i in `jot 30`; do 49*86d7f5d3SJohn Marino for j in `jot 25`; do 50*86d7f5d3SJohn Marino pid=`perl -e 'print splice(@ARGV,rand(@ARGV),1), " ";' $(echo [0-9]*)` 51*86d7f5d3SJohn Marino# echo $pid 52*86d7f5d3SJohn Marino procstat -f $pid > /dev/null 2>&1 53*86d7f5d3SJohn Marino procstat -f $pid > /dev/null 2>&1 54*86d7f5d3SJohn Marino procstat -f $pid > /dev/null 2>&1 55*86d7f5d3SJohn Marino procstat -f $pid > /dev/null 2>&1 56*86d7f5d3SJohn Marino procstat -f $pid > /dev/null 2>&1 57*86d7f5d3SJohn Marino done 58*86d7f5d3SJohn Marinodone 59*86d7f5d3SJohn Marino 60*86d7f5d3SJohn Marinofor i in `jot 5`; do 61*86d7f5d3SJohn Marino wait 62*86d7f5d3SJohn Marinodone 63*86d7f5d3SJohn Marino 64*86d7f5d3SJohn Marinorm -f /tmp/fullpath 65*86d7f5d3SJohn Marinoexit 66*86d7f5d3SJohn MarinoEOF 67*86d7f5d3SJohn Marino 68*86d7f5d3SJohn Marino#include <stdio.h> 69*86d7f5d3SJohn Marino#include <signal.h> 70*86d7f5d3SJohn Marino#include <stdlib.h> 71*86d7f5d3SJohn Marino#include <unistd.h> 72*86d7f5d3SJohn Marino#include <err.h> 73*86d7f5d3SJohn Marino#include <strings.h> 74*86d7f5d3SJohn Marino#include <sys/wait.h> 75*86d7f5d3SJohn Marino 76*86d7f5d3SJohn Marinochar buf[4096]; 77*86d7f5d3SJohn Marino 78*86d7f5d3SJohn Marinovoid 79*86d7f5d3SJohn Marinohandler(int i) { 80*86d7f5d3SJohn Marino exit(0); 81*86d7f5d3SJohn Marino} 82*86d7f5d3SJohn Marino 83*86d7f5d3SJohn Marinoint 84*86d7f5d3SJohn Marinotest(void) { 85*86d7f5d3SJohn Marino pid_t r; 86*86d7f5d3SJohn Marino int status; 87*86d7f5d3SJohn Marino 88*86d7f5d3SJohn Marino for (;;) { 89*86d7f5d3SJohn Marino r = fork(); 90*86d7f5d3SJohn Marino if (r == 0) { 91*86d7f5d3SJohn Marino bzero(buf, sizeof(buf)); 92*86d7f5d3SJohn Marino exit(0); /*child dies */ 93*86d7f5d3SJohn Marino } 94*86d7f5d3SJohn Marino if (r < 0) { 95*86d7f5d3SJohn Marino perror("fork"); 96*86d7f5d3SJohn Marino exit(2); 97*86d7f5d3SJohn Marino } 98*86d7f5d3SJohn Marino wait(&status); 99*86d7f5d3SJohn Marino } 100*86d7f5d3SJohn Marino return 0; 101*86d7f5d3SJohn Marino} 102*86d7f5d3SJohn Marino 103*86d7f5d3SJohn Marinoint main(int argc, char **argv) 104*86d7f5d3SJohn Marino{ 105*86d7f5d3SJohn Marino int i; 106*86d7f5d3SJohn Marino 107*86d7f5d3SJohn Marino i = 0; 108*86d7f5d3SJohn Marino signal(SIGALRM, handler); 109*86d7f5d3SJohn Marino alarm(60); 110*86d7f5d3SJohn Marino 111*86d7f5d3SJohn Marino 112*86d7f5d3SJohn Marino return test(); 113*86d7f5d3SJohn Marino} 114