1## 2# SPDX-License-Identifier: BSD-2-Clause 3# 4# Copyright (c) 2025 Rubicon Communications, LLC ("Netgate") 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25# SUCH DAMAGE. 26 27. $(atf_get_srcdir)/../../common/vnet.subr 28 29atf_test_case "multi_read" "cleanup" 30multi_read_head() 31{ 32 atf_set descr 'Test multiple readers on /dev/bpf' 33 atf_set require.user root 34} 35 36multi_read_body() 37{ 38 vnet_init 39 40 epair=$(vnet_mkepair) 41 ifconfig ${epair}a inet 192.0.2.1/24 up 42 43 vnet_mkjail alcatraz ${epair}b 44 jexec alcatraz ifconfig ${epair}b inet 192.0.2.2/24 up 45 46 atf_check -s exit:0 -o ignore \ 47 ping -c 1 192.0.2.2 48 49 # Start a multi-thread (or multi-process) read on bpf 50 $(atf_get_srcdir)/bpf_multi_read ${epair}a & 51 52 # Generate traffic 53 ping -f 192.0.2.2 >/dev/null 2>&1 & 54 55 # Now let this run for 10 seconds 56 sleep 10 57} 58 59multi_read_cleanup() 60{ 61 vnet_cleanup 62} 63 64atf_init_test_cases() 65{ 66 atf_add_test_case "multi_read" 67} 68