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# $FreeBSD$
#
# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
#
# Copyright (c) 2020 The FreeBSD Foundation
#
# This software was developed by Kristof Provost 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.
. $(atf_get_srcdir)/../common/vnet.subr
atf_test_case "bridge_transmit_ipv4_unicast" "cleanup"
bridge_transmit_ipv4_unicast_head()
{
atf_set descr 'bridge_transmit_ipv4_unicast bridging test'
atf_set require.user root
}
bridge_transmit_ipv4_unicast_body()
{
vnet_init
epair_alcatraz=$(vnet_mkepair)
epair_singsing=$(vnet_mkepair)
vnet_mkjail alcatraz ${epair_alcatraz}b
vnet_mkjail singsing ${epair_singsing}b
jexec alcatraz ifconfig ${epair_alcatraz}b 192.0.2.1/24 up
jexec singsing ifconfig ${epair_singsing}b 192.0.2.2/24 up
bridge=$(vnet_mkbridge)
ifconfig ${bridge} up
ifconfig ${epair_alcatraz}a up
ifconfig ${epair_singsing}a up
ifconfig ${bridge} addm ${epair_alcatraz}a
ifconfig ${bridge} addm ${epair_singsing}a
atf_check -s exit:0 -o ignore jexec alcatraz ping -c 3 -t 1 192.0.2.2
atf_check -s exit:0 -o ignore jexec singsing ping -c 3 -t 1 192.0.2.1
}
bridge_transmit_ipv4_unicast_cleanup()
{
vnet_cleanup
}
atf_test_case "stp" "cleanup"
stp_head()
{
atf_set descr 'Spanning tree test'
atf_set require.user root
atf_set require.progs jq
}
stp_body()
{
vnet_init
epair_one=$(vnet_mkepair)
epair_two=$(vnet_mkepair)
bridge_a=$(vnet_mkbridge)
bridge_b=$(vnet_mkbridge)
vnet_mkjail a ${bridge_a} ${epair_one}a ${epair_two}a
vnet_mkjail b ${bridge_b} ${epair_one}b ${epair_two}b
jexec a ifconfig ${bridge_a} up
jexec a ifconfig ${epair_one}a up
jexec a ifconfig ${epair_two}a up
jexec a ifconfig ${bridge_a} addm ${epair_one}a
jexec a ifconfig ${bridge_a} addm ${epair_two}a
jexec b ifconfig ${bridge_b} up
jexec b ifconfig ${epair_one}b up
jexec b ifconfig ${epair_two}b up
jexec b ifconfig ${bridge_b} addm ${epair_one}b
jexec b ifconfig ${bridge_b} addm ${epair_two}b
jexec a ifconfig ${bridge_a} 192.0.2.1/24
# Give the interfaces some time to come up and pass some traffic
sleep 5
# Confirm that there's looping traffic
nbr=$(jexec a netstat -I ${bridge_a} --libxo json \
| jq ".statistics.interface[0].\"received-packets\"")
if [ ${nbr} -lt 100 ]
then
atf_fail "Expected bridging loop, but found very few packets."
fi
# Enable spanning tree
jexec a ifconfig ${bridge_a} stp ${epair_one}a
jexec a ifconfig ${bridge_a} stp ${epair_two}a
jexec b ifconfig ${bridge_b} stp ${epair_one}b
jexec b ifconfig ${bridge_b} stp ${epair_two}b
# Give STP time to do its thing
sleep 5
a_discard=$(jexec a ifconfig ${bridge_a} | grep discarding)
b_discard=$(jexec b ifconfig ${bridge_b} | grep discarding)
if [ -z "${a_discard}" ] && [ -z "${b_discard}" ]
then
atf_fail "STP failed to detect bridging loop"
fi
}
stp_cleanup()
{
vnet_cleanup
}
atf_init_test_cases()
{
atf_add_test_case "bridge_transmit_ipv4_unicast"
atf_add_test_case "stp"
}
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