# $NetBSD: t_tap.sh,v 1.5 2020/06/25 18:30:42 jruoho Exp $ # # Copyright (c) 2020 The NetBSD Foundation, Inc. # All rights reserved. # # This code is derived from software contributed to The NetBSD Foundation # by Jukka Ruohonen. # # 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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. # taps="/tmp/taps" atf_test_case manytaps cleanup manytaps_head() { atf_set "require.user" "root" atf_set "descr" "Test creating many, many tap(4)'s (PR kern/55417)" } manytaps_body() { atf_skip "The test causes a panic (PR kern/55417)" seq 65535 65000 > $taps # Try to avoid stalling automated runs. while read tap; do ifconfig "tap$tap" if [ $? -eq 0 ]; then echo "Skipping existing tap$tap" continue fi ifconfig "tap$tap" create echo "Created tap$tap" done < $taps } manytaps_cleanup() { if [ -f $taps ]; then while read tap; do ifconfig "tap$tap" if [ $? -eq 0 ]; then ifconfig "tap$tap" destroy echo "Destroyed tap$tap" fi done < $taps rm $taps fi } atf_test_case overflow cleanup overflow_head() { atf_set "require.user" "root" atf_set "descr" "Test creating a tap(4) with a " \ "negative device number (PR kern/53546)" } overflow_body() { atf_skip "The test causes a panic (PR kern/53546)" ifconfig tap99999 create } overflow_cleanup() { ifconfig tap99999 if [ $? -eq 0 ]; then ifconfig tap99999 destroy fi } atf_init_test_cases() { atf_add_test_case manytaps atf_add_test_case overflow }