freebsd-dev/tests/sys/netinet/divert.sh

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#!/usr/bin/env atf-sh
#-
# SPDX-License-Identifier: BSD-2-Clause
#
# Copyright (c) 2020 Alexander V. Chernikov
#
# 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.
#
# $FreeBSD$
#
. $(atf_get_srcdir)/../common/vnet.subr
load_divert_module() {
kldstat -q -n ipdivert
if [ $? -ne 0 ]; then
atf_skip "ipdivert module is not loaded"
fi
}
atf_test_case "ipdivert_ip_output_remote_success" "cleanup"
ipdivert_ip_output_remote_success_head() {
atf_set descr 'Test diverting IPv4 packet to remote destination'
atf_set require.user root
atf_set require.progs scapy
}
ipdivert_ip_output_remote_success_body() {
ids=65530
id=`printf "%x" ${ids}`
if [ $$ -gt 65535 ]; then
xl=`printf "%x" $(($$ - 65535))`
yl="1"
else
xl=`printf "%x" $$`
yl=""
fi
vnet_init
load_divert_module
ip4a="192.0.2.5"
ip4b="192.0.2.6"
script_name="../common/divert.py"
epair=$(vnet_mkepair)
ifconfig ${epair}a up
ifconfig ${epair}a inet ${ip4a}/30
jname="v4t-${id}-${yl}-${xl}"
vnet_mkjail ${jname} ${epair}b
jexec ${jname} ifconfig ${epair}b up
jexec ${jname} ifconfig ${epair}b inet ${ip4b}/30
atf_check -s exit:0 $(atf_get_srcdir)/${script_name} \
--dip ${ip4b} --test_name ipdivert_ip_output_remote_success
count=`jexec ${jname} netstat -s -p icmp | grep 'Input histogram:' -A8 | grep -c 'echo: '`
# Verify redirect got installed
atf_check_equal "1" "${count}"
}
ipdivert_ip_output_remote_success_cleanup() {
vnet_cleanup
}
atf_test_case "ipdivert_ip_input_local_success" "cleanup"
ipdivert_ip_input_local_success_head() {
atf_set descr 'Test diverting IPv4 packet to remote destination'
atf_set require.user root
atf_set require.progs scapy
}
ipdivert_ip_input_local_success_body() {
ids=65529
id=`printf "%x" ${ids}`
if [ $$ -gt 65535 ]; then
xl=`printf "%x" $(($$ - 65535))`
yl="1"
else
xl=`printf "%x" $$`
yl=""
fi
vnet_init
load_divert_module
ip4a="192.0.2.5"
ip4b="192.0.2.6"
script_name="../common/divert.py"
epair=$(vnet_mkepair)
ifconfig ${epair}a up
ifconfig ${epair}a inet ${ip4a}/30
jname="v4t-${id}-${yl}-${xl}"
vnet_mkjail ${jname} ${epair}b
jexec ${jname} ifconfig ${epair}b up
jexec ${jname} ifconfig ${epair}b inet ${ip4b}/30
atf_check -s exit:0 jexec ${jname} $(atf_get_srcdir)/${script_name} \
--dip ${ip4b} --test_name ipdivert_ip_input_local_success
count=`jexec ${jname} netstat -s -p icmp | grep 'Input histogram:' -A8 | grep -c 'echo: '`
# Verify redirect got installed
atf_check_equal "1" "${count}"
}
ipdivert_ip_input_local_success_cleanup() {
vnet_cleanup
}
atf_init_test_cases()
{
atf_add_test_case "ipdivert_ip_output_remote_success"
atf_add_test_case "ipdivert_ip_input_local_success"
}
# end