mirror of
https://github.com/freebsd/freebsd-src
synced 2024-09-18 15:53:37 +00:00
stress2: Added a regression test
This commit is contained in:
parent
f5639a06b8
commit
97a74bbe38
105
tools/test/stress2/misc/execpath.sh
Executable file
105
tools/test/stress2/misc/execpath.sh
Executable file
|
@ -0,0 +1,105 @@
|
|||
#!/bin/sh
|
||||
|
||||
#
|
||||
# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
|
||||
#
|
||||
# Copyright (c) 2021 Peter Holm <pho@FreeBSD.org>
|
||||
#
|
||||
# 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.
|
||||
#
|
||||
|
||||
# Bug 248184 - readlink("/proc/curproc/file") returns arbitrary correct name for programs with more than one link (name)
|
||||
# Test scenario for D32611 "exec: provide right hardlink name in AT_EXECPATH"
|
||||
|
||||
. ../default.cfg
|
||||
[ `id -u` -ne 0 ] && echo "Must be root!" && exit 1
|
||||
|
||||
dir=/tmp
|
||||
odir=`pwd`
|
||||
cd $dir
|
||||
sed '1,/^EOF/d' < $odir/$0 > $dir/execpath.c
|
||||
mycc -o execpath -Wall -Wextra -O0 -g execpath.c || exit 1
|
||||
rm -f execpath.c
|
||||
cd $odir
|
||||
|
||||
set -e
|
||||
mount | grep "on $mntpoint " | grep -q /dev/md && umount -f $mntpoint
|
||||
[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart
|
||||
mdconfig -a -t swap -s 2g -u $mdstart
|
||||
bsdlabel -w md$mdstart auto
|
||||
newfs $newfs_flags md${mdstart}$part > /dev/null
|
||||
mount /dev/md${mdstart}$part $mntpoint
|
||||
set +e
|
||||
|
||||
cd $mntpoint
|
||||
mkdir d1 d2
|
||||
cp /bin/sleep .
|
||||
ln sleep d1/sleep
|
||||
ln sleep d2/sleep
|
||||
s=0
|
||||
for p in $mntpoint/sleep $mntpoint/d1/sleep $mntpoint/d2/sleep; do
|
||||
(cd `dirname $p`; ./`basename $p` 10) &
|
||||
/bin/sleep .2
|
||||
path=`procstat binary $! | awk "/$!/ {print \\$NF}"`
|
||||
kill $!
|
||||
wait
|
||||
[ "$path" != "$p" ] && { s=1; echo "fail path=$path : prog=$p"; }
|
||||
done
|
||||
mv /tmp/execpath d1
|
||||
ln d1/execpath d2/execpath
|
||||
|
||||
r=`./d1/execpath`
|
||||
echo $r | grep -q "/d1/" || { s=1; echo "fail: $r. Expected d1 @ 1"; }
|
||||
r=`./d2/execpath`
|
||||
echo $r | grep -q "/d2/" || { s=1; echo "fail: $r. Expected d2 @ 2"; }
|
||||
r=`(cd d1; ./execpath)`
|
||||
echo $r | grep -q "/d1/" || { s=1; echo "fail: $r. Expected d1 @ 3"; }
|
||||
r=`(cd d2; ./execpath)`
|
||||
echo $r | grep -q "/d2/" || { s=1; echo "fail: $r. Expected d2 @ 4"; }
|
||||
|
||||
cd $odir
|
||||
|
||||
for i in `jot 6`; do
|
||||
mount | grep -q "on $mntpoint " || break
|
||||
umount $mntpoint && break || sleep 10
|
||||
[ $i -eq 6 ] &&
|
||||
{ echo FATAL; fstat -mf $mntpoint; exit 1; }
|
||||
done
|
||||
mdconfig -d -u $mdstart
|
||||
exit $s
|
||||
|
||||
EOF
|
||||
/* Test scenario by Tobias Kortkamp <tobik@freebsd.org> */
|
||||
|
||||
#include <sys/auxv.h>
|
||||
#include <limits.h>
|
||||
#include <stdio.h>
|
||||
|
||||
int
|
||||
main(void)
|
||||
{
|
||||
char pathname[PATH_MAX];
|
||||
|
||||
elf_aux_info(AT_EXECPATH, pathname, PATH_MAX);
|
||||
puts(pathname);
|
||||
return 0;
|
||||
}
|
Loading…
Reference in a new issue