Differential D30949 Diff 92829 tests/sys/racct/racct_jail_shm.sh

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tests/sys/racct/racct_jail_shm.sh

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				#-
				# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
				#
				# Copyright (c) 2021 The FreeBSD Foundation
				#
				# This software was developed by Cyril Zhang under sponsorship from
				# the FreeBSD Foundation.
				#
				# 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.
				#

				. $(atf_get_srcdir)/utils.subr

				atf_test_case racct_shm_count cleanup
				racct_shm_count_head()
				{
				atf_set "descr" "Tests nshm for a jail racct."
				atf_set "require.user" "root"
				}
				racct_shm_count_body()
				{
				racct_mkjail myjail
				rctl -a "jail:myjail:nshm:deny=20"

				racct_make_objects myjail 20
				racct_make_forbidden_object myjail 21
				racct_remove_objects myjail 20
				racct_make_objects myjail 20
				racct_make_forbidden_object myjail 21
				}
				racct_shm_count_cleanup()
				{
				rctl -r "jail:myjail:nshm:deny=20"
				# This is due to a bug in posix shared memory objects, and
				# is subject for removal.
				# Removing the shared memory objects should not be necessary.
				racct_remove_objects myjail 21
				racct_cleanup
				}

				atf_test_case racct_shm_size cleanup
				racct_shm_size_head()
				{
				atf_set "descr" "Tests shmsize for a jail racct."
				atf_set "require.user" "root"
				}
				racct_shm_size_body()
				{
				racct_mkjail myjail
				rctl -a "jail:myjail:shmsize:deny=10000"

				racct_make_objects myjail 20
				racct_truncate_objects myjail 19 512
				racct_truncate_forbidden_object myjail 20 512
				racct_truncate_objects myjail 19 0
				racct_truncate_objects myjail 19 512
				racct_truncate_forbidden_object myjail 20 512
				}
				racct_shm_size_cleanup()
				{
				rctl -r "jail:myjail:shmsize:deny=10000"
				# This is due to a bug in posix shared memory objects, and
				# is subject for removal.
				# Removing the shared memory objects should not be necessary.
				racct_remove_objects myjail 20
				racct_cleanup
				}

				racct_mkjail()
				{
				jailname=$1
				jail -c name=${jailname} persist
				echo $jailname >> created_jails.lst
				}
				racct_cleanup()
				{
				if [ -f created_jails.lst ]
				then
				for jailname in `cat created_jails.lst`
				do
				jail -r ${jailname}
				done
				rm created_jails.lst
				fi
				}

				racct_make_objects()
				{
				local jailname max
				jailname=$1
				max=$2
				for i in $(seq 1 $max); do
				atf_check -s exit:0 jexec "$jailname" posixshmcontrol create "/$jailname$i"
				done
				}

				racct_make_forbidden_object()
				{
				local jailname i
				jailname=$1
				i=$2
				atf_check -s exit:1 -e ignore jexec "$jailname" posixshmcontrol create "/$jailname$i"
				}

				racct_truncate_objects()
				{
				local jailname max size
				jailname=$1
				max=$2
				size=$3
				for i in $(seq 1 $max); do
				atf_check -s exit:0 jexec "$jailname" posixshmcontrol truncate -s "$size" "/$jailname$i"
				done
				}

				racct_truncate_forbidden_object()
				{
				local jailname i size
				jailname=$1
				i=$2
				size=$3
				atf_check -s exit:1 -e ignore jexec "$jailname" posixshmcontrol truncate -s "$size" "/$jailname$i"
				}

				racct_remove_objects()
				{
				local jailname max
				jailname=$1
				max=$2
				for i in $(seq 1 $max); do
				jexec $jailname posixshmcontrol rm "/$jailname$i"
				done
				}

				atf_init_test_cases()
				{
				atf_add_test_case racct_shm_count
				atf_add_test_case racct_shm_size
				}