mirror of
https://github.com/opnsense/src.git
synced 2026-04-29 18:32:49 -04:00
162 lines
3.3 KiB
Bash
Executable file
162 lines
3.3 KiB
Bash
Executable file
#!/bin/sh
|
|
|
|
#
|
|
# Copyright (c) 2008 Peter Holm <pho@FreeBSD.org>
|
|
# 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.
|
|
#
|
|
|
|
# Test scenario by marcus@freebsd.org
|
|
|
|
[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
|
|
|
|
. ../default.cfg
|
|
|
|
odir=`pwd`
|
|
cd /tmp
|
|
sed '1,/^EOF/d' < $odir/$0 > kinfo.c
|
|
mycc -o kinfo -Wall kinfo.c -lutil || exit 1
|
|
rm -f kinfo.c
|
|
|
|
mount | grep -q procfs || mount -t procfs procfs /proc
|
|
for i in `jot 20`; do
|
|
for j in `jot 5`; do
|
|
/tmp/kinfo &
|
|
done
|
|
|
|
for j in `jot 5`; do
|
|
wait
|
|
done
|
|
done
|
|
|
|
rm -f /tmp/kinfo
|
|
exit
|
|
EOF
|
|
|
|
#include <sys/types.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <sys/sysctl.h>
|
|
#include <sys/param.h>
|
|
#include <sys/user.h>
|
|
#include <sys/signal.h>
|
|
#include <fcntl.h>
|
|
#include <err.h>
|
|
#include <strings.h>
|
|
#include <sys/wait.h>
|
|
#include <libutil.h>
|
|
|
|
char buf[8096];
|
|
|
|
void
|
|
handler(int i) {
|
|
exit(0);
|
|
}
|
|
|
|
/* Stir /dev/proc */
|
|
int
|
|
churning(void) {
|
|
pid_t r;
|
|
int fd, status;
|
|
|
|
for (;;) {
|
|
r = fork();
|
|
if (r == 0) {
|
|
if ((fd = open("/proc/curproc/mem", O_RDONLY)) == -1)
|
|
err(1, "open(/proc/curproc/mem)");
|
|
bzero(buf, sizeof(buf));
|
|
exit(0);
|
|
}
|
|
if (r < 0) {
|
|
perror("fork");
|
|
exit(2);
|
|
}
|
|
wait(&status);
|
|
}
|
|
}
|
|
|
|
/* Get files for each proc */
|
|
void
|
|
list(void)
|
|
{
|
|
struct kinfo_file *freep;
|
|
struct kinfo_vmentry *freep_vm;
|
|
long i;
|
|
int cnt, name[4];
|
|
struct kinfo_proc *kipp;
|
|
size_t len;
|
|
|
|
name[0] = CTL_KERN;
|
|
name[1] = KERN_PROC;
|
|
name[2] = KERN_PROC_PROC;
|
|
|
|
len = 0;
|
|
if (sysctl(name, 3, NULL, &len, NULL, 0) < 0)
|
|
err(-1, "sysctl: kern.proc.all");
|
|
|
|
kipp = malloc(len);
|
|
if (kipp == NULL)
|
|
err(1, "malloc");
|
|
|
|
if (sysctl(name, 3, kipp, &len, NULL, 0) < 0) {
|
|
free(kipp);
|
|
// warn("sysctl: kern.proc.all");
|
|
return;
|
|
}
|
|
|
|
for (i = 0; i < len / sizeof(*kipp); i++) {
|
|
|
|
/* The test starts here */
|
|
freep = kinfo_getfile(kipp[i].ki_pid, &cnt);
|
|
free(freep);
|
|
|
|
freep_vm = kinfo_getvmmap(kipp[i].ki_pid, &cnt);
|
|
free(freep_vm);
|
|
/* End test */
|
|
}
|
|
free(kipp);
|
|
}
|
|
|
|
int
|
|
main(int argc, char **argv)
|
|
{
|
|
pid_t r;
|
|
signal(SIGALRM, handler);
|
|
alarm(60);
|
|
|
|
if ((r = fork()) == 0) {
|
|
alarm(60);
|
|
for (;;)
|
|
churning();
|
|
}
|
|
if (r < 0) {
|
|
perror("fork");
|
|
exit(2);
|
|
}
|
|
|
|
for (;;)
|
|
list();
|
|
|
|
return (0);
|
|
}
|