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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.
#
# $FreeBSD$
#
. $(atf_get_srcdir)/../common/vnet.subr
atf_test_case "output_tcp_setup_success" "cleanup"
output_tcp_setup_success_head()
{
atf_set descr 'Test valid IPv4 TCP output'
atf_set require.user root
}
output_tcp_setup_success_body()
{
vnet_init
net_src="192.0.2."
net_dst="192.0.2."
ip_src="${net_src}1"
ip_dst="${net_dst}2"
plen=24
text="testtesttst"
port=4242
script_name=`dirname $0`/../common/net_receiver.py
script_name=`realpath ${script_name}`
jname="v4t-output_tcp_setup_success"
epair=$(vnet_mkepair)
vnet_mkjail ${jname}a ${epair}a
jexec ${jname}a ifconfig ${epair}a up
jexec ${jname}a ifconfig ${epair}a inet ${ip_src}/${plen}
vnet_mkjail ${jname}b ${epair}b
jexec ${jname}b ifconfig ${epair}b up
jexec ${jname}b ifconfig ${epair}b inet ${ip_dst}/${plen}
# run listener
args="--family inet --ports ${port} --match_str ${text}"
echo jexec ${jname}b ${script_name} ${args}
jexec ${jname}b ${script_name} --test_name "test_listen_tcp" ${args} &
cmd_pid=$!
# wait for the script init
counter=0
while [ `jexec ${jname}b sockstat -4qlp ${port} | wc -l` != "1" ]; do
sleep 0.01
counter=$((counter+1))
if [ ${counter} -ge 50 ]; then break; fi
done
if [ `jexec ${jname}b sockstat -4qlp ${port} | wc -l` != "1" ]; then
echo "App setup failed"
exit 1
fi
# run sender
echo -n "${text}" | jexec ${jname}a nc -N ${ip_dst} ${port}
exit_code=$?
if [ $exit_code -ne 0 ]; then atf_fail "sender exit code $exit_code" ; fi
wait ${cmd_pid}
exit_code=$?
if [ $exit_code -ne 0 ]; then atf_fail "receiver exit code $exit_code" ; fi
}
output_tcp_setup_success_cleanup()
{
vnet_cleanup
}
atf_test_case "output_udp_setup_success" "cleanup"
output_udp_setup_success_head()
{
atf_set descr 'Test valid IPv4 UDP output'
atf_set require.user root
}
output_udp_setup_success_body()
{
vnet_init
net_src="192.0.2."
net_dst="192.0.2."
ip_src="${net_src}1"
ip_dst="${net_dst}2"
plen=24
text="testtesttst"
port=4242
script_name=`dirname $0`/../common/net_receiver.py
script_name=`realpath ${script_name}`
jname="v4t-output_udp_setup_success"
epair=$(vnet_mkepair)
vnet_mkjail ${jname}a ${epair}a
jexec ${jname}a ifconfig ${epair}a up
jexec ${jname}a ifconfig ${epair}a inet ${ip_src}/${plen}
vnet_mkjail ${jname}b ${epair}b
jexec ${jname}b ifconfig ${epair}b up
jexec ${jname}b ifconfig ${epair}b inet ${ip_dst}/${plen}
# run listener
args="--family inet --ports ${port} --match_str ${text}"
echo jexec ${jname}b ${script_name} ${args}
jexec ${jname}b ${script_name} --test_name "test_listen_udp" ${args} &
cmd_pid=$!
# wait for the script init
counter=0
while [ `jexec ${jname}b sockstat -4qlp ${port} | wc -l` != "1" ]; do
sleep 0.1
counterc=$((counter+1))
if [ ${counter} -ge 50 ]; then break; fi
done
if [ `jexec ${jname}b sockstat -4qlp ${port} | wc -l` != "1" ]; then
echo "App setup failed"
exit 1
fi
# run sender
# TODO: switch from nc to some alternative to avoid 1-second delay
echo -n "${text}" | jexec ${jname}a nc -uNw1 ${ip_dst} ${port}
exit_code=$?
if [ $exit_code -ne 0 ]; then atf_fail "sender exit code $exit_code" ; fi
wait ${cmd_pid}
exit_code=$?
if [ $exit_code -ne 0 ]; then atf_fail "receiver exit code $exit_code" ; fi
}
output_udp_setup_success_cleanup()
{
vnet_cleanup
}
atf_test_case "output_raw_success" "cleanup"
output_raw_success_head()
{
atf_set descr 'Test valid IPv4 raw output'
atf_set require.user root
}
output_raw_success_body()
{
vnet_init
net_src="192.0.2."
net_dst="192.0.2."
ip_src="${net_src}1"
ip_dst="${net_dst}2"
plen=24
script_name=`dirname $0`/../common/net_receiver.py
script_name=`realpath ${script_name}`
jname="v4t-output_raw_success"
epair=$(vnet_mkepair)
vnet_mkjail ${jname}a ${epair}a
jexec ${jname}a ifconfig ${epair}a up
jexec ${jname}a ifconfig ${epair}a inet ${ip_src}/${plen}
vnet_mkjail ${jname}b ${epair}b
jexec ${jname}b ifconfig ${epair}b up
jexec ${jname}b ifconfig ${epair}b inet ${ip_dst}/${plen}
atf_check -o match:'1 packets transmitted, 1 packets received' jexec ${jname}a ping -nc1 ${ip_dst}
}
output_raw_success_cleanup()
{
vnet_cleanup
}
# Multipath tests are done the following way:
# epair0
# jailA lo < > lo jailB
# epair1
# jailA has 2 routes towards /24 prefix on jailB loopback, via 2 epairs
# jailB has 1 route towards /24 prefix on jailA loopback, via epair0
#
# jailA initiates connections/sends packets towards IPs on jailB loopback.
# Script then compares amount of packets sent via epair0 and epair1
mpath_check()
{
if [ "`sysctl -i -n net.route.multipath`" != 1 ]; then
atf_skip "This test requires ROUTE_MPATH enabled"
fi
}
atf_test_case "output_tcp_flowid_mpath_success" "cleanup"
output_tcp_flowid_mpath_success_head()
{
atf_set descr 'Test valid IPv4 TCP output flowid generation'
atf_set require.user root
}
output_tcp_flowid_mpath_success_body()
{
vnet_init
mpath_check
net_src="192.0.2."
net_dst="198.51.100."
ip_src="${net_src}1"
ip_dst="${net_dst}1"
plen=24
text="testtesttst"
script_name=`dirname $0`/../common/net_receiver.py
script_name=`realpath ${script_name}`
jname="v4t-output_tcp_flowid_mpath_success"
epair0=$(vnet_mkepair)
epair1=$(vnet_mkepair)
lo_src=$(vnet_mkloopback)
lo_dst=$(vnet_mkloopback)
vnet_mkjail ${jname}a ${epair0}a ${epair1}a ${lo_src}
# Setup transit IPv4 networks
jexec ${jname}a ifconfig ${epair0}a up
jexec ${jname}a ifconfig ${epair0}a inet 203.0.113.1/30
jexec ${jname}a ifconfig ${epair1}a up
jexec ${jname}a ifconfig ${epair1}a inet 203.0.113.5/30
jexec ${jname}a ifconfig ${lo_src} up
vnet_mkjail ${jname}b ${epair0}b ${epair1}b ${lo_dst}
jexec ${jname}b ifconfig ${epair0}b up
jexec ${jname}b ifconfig ${epair0}b inet 203.0.113.2/30
jexec ${jname}b ifconfig ${epair1}b up
jexec ${jname}b ifconfig ${epair1}b inet 203.0.113.6/30
jexec ${jname}b ifconfig ${lo_dst} up
# DST ips/ports to test
ips="4 29 48 53 55 61 71 80 84 87 90 91 119 131 137 153 154 158 162 169 169 171 176 187 197 228 233 235 236 237 245 251"
ports="53540 49743 43067 9131 16734 5150 14379 40292 20634 51302 3387 24387 9282 14275 42103 26881 42461 29520 45714 11096"
jexec ${jname}a ifconfig ${lo_src} inet ${ip_src}/32
jexec ${jname}b ifconfig ${lo_dst} inet ${ip_dst}/32
for i in ${ips}; do
jexec ${jname}b ifconfig ${lo_dst} alias ${net_dst}${i}/32
done
# Add routes
# A -> towards B via epair0a
jexec ${jname}a route add -4 -net ${net_dst}0/${plen} 203.0.113.2
# A -> towards B via epair1a
jexec ${jname}a route add -4 -net ${net_dst}0/${plen} 203.0.113.6
# B towards A via epair0b
jexec ${jname}b route add -4 -net ${net_src}0/${plen} 203.0.113.1
# Base setup verification
atf_check -o match:'1 packets transmitted, 1 packets received' jexec ${jname}a ping -nc1 ${ip_dst}
# run listener
num_ports=`echo ${ports} | wc -w`
num_ips=`echo ${ips} | wc -w`
count_examples=$((num_ports*num_ips))
listener_ports=`echo ${ports} | tr ' ' '\n' | sort -n | tr '\n' ',' | sed -e 's?,$??'`
args="--family inet --ports ${listener_ports} --count ${count_examples} --match_str ${text}"
echo jexec ${jname}b ${script_name} ${args}
jexec ${jname}b ${script_name} --test_name "test_listen_tcp" ${args} &
cmd_pid=$!
# wait for the app init
counter=0
init=0
while [ ${counter} -le 50 ]; do
_ports=`jexec ${jname}b sockstat -4ql | awk "\\\$3 == ${cmd_pid} {print \\\$6}"|awk -F: "{print \\\$2}" | sort -n | tr '\n' ','`
if [ "${_ports}" = "${listener_ports}," ]; then
init=1
break;
fi
done
if [ ${init} -eq 0 ]; then
jexec ${jname}b sockstat -6ql | awk "\$3 == ${cmd_pid}"
echo "App setup failed"
exit 1
fi
echo "App setup done"
# run sender
for _ip in ${ips}; do
ip="${net_dst}${_ip}"
for port in ${ports}; do
echo -n "${text}" | jexec ${jname}a nc -nN ${ip} ${port}
exit_code=$?
if [ $exit_code -ne 0 ]; then atf_fail "sender exit code $exit_code" ; fi
done
done
wait ${cmd_pid}
exit_code=$?
if [ $exit_code -ne 0 ]; then atf_fail "receiver exit code $exit_code" ; fi
pkt_0=`jexec ${jname}a netstat -Wf link -I ${epair0}a | head | awk '$1!~/^Name/{print$8}'`
pkt_1=`jexec ${jname}a netstat -Wf link -I ${epair1}a | head | awk '$1!~/^Name/{print$8}'`
if [ ${pkt_0} -le 10 ]; then
echo "Balancing failure: 1: ${pkt_0} 2: ${pkt_1}"
exit 1
fi
if [ ${pkt_1} -le 10 ]; then
echo "Balancing failure: 1: ${pkt_0} 2: ${pkt_1}"
exit 1
fi
echo "TCP Balancing: 1: ${pkt_0} 2: ${pkt_1}"
}
output_tcp_flowid_mpath_success_cleanup()
{
vnet_cleanup
}
atf_test_case "output_udp_flowid_mpath_success" "cleanup"
output_udp_flowid_mpath_success_head()
{
atf_set descr 'Test valid IPv4 UDP output flowid generation'
atf_set require.user root
}
output_udp_flowid_mpath_success_body()
{
vnet_init
mpath_check
# Note this test will spawn around ~100 nc processes
net_src="192.0.2."
net_dst="198.51.100."
ip_src="${net_src}1"
ip_dst="${net_dst}1"
plen=24
text="testtesttst"
script_name=`dirname $0`/../common/net_receiver.py
script_name=`realpath ${script_name}`
jname="v4t-output_tcp_flowid_mpath_success"
epair0=$(vnet_mkepair)
epair1=$(vnet_mkepair)
lo_src=$(vnet_mkloopback)
lo_dst=$(vnet_mkloopback)
vnet_mkjail ${jname}a ${epair0}a ${epair1}a ${lo_src}
# Setup transit IPv4 networks
jexec ${jname}a ifconfig ${epair0}a up
jexec ${jname}a ifconfig ${epair0}a inet 203.0.113.1/30
jexec ${jname}a ifconfig ${epair1}a up
jexec ${jname}a ifconfig ${epair1}a inet 203.0.113.5/30
jexec ${jname}a ifconfig ${lo_src} up
vnet_mkjail ${jname}b ${epair0}b ${epair1}b ${lo_dst}
jexec ${jname}b ifconfig ${epair0}b up
jexec ${jname}b ifconfig ${epair0}b inet 203.0.113.2/30
jexec ${jname}b ifconfig ${epair1}b up
jexec ${jname}b ifconfig ${epair1}b inet 203.0.113.6/30
jexec ${jname}b ifconfig ${lo_dst} up
# DST ips/ports to test
ips="4 29 48 53 55 61 71 80 84 87 90 91 119 131 137 153 154 158 162 169 169 171 176 187 197 228 233 235 236 237 245 251"
ports="53540 49743 43067 9131 16734 5150 14379 40292 20634 51302 3387 24387 9282 14275 42103 26881 42461 29520 45714 11096"
jexec ${jname}a ifconfig ${lo_src} inet ${ip_src}/32
jexec ${jname}b ifconfig ${lo_dst} inet ${ip_dst}/32
for i in ${ips}; do
jexec ${jname}b ifconfig ${lo_dst} alias ${net_dst}${i}/32
done
# Add routes
# A -> towards B via epair0a
jexec ${jname}a route add -4 -net ${net_dst}0/${plen} 203.0.113.2
# A -> towards B via epair1a
jexec ${jname}a route add -4 -net ${net_dst}0/${plen} 203.0.113.6
# B towards A via epair0b
jexec ${jname}b route add -4 -net ${net_src}0/${plen} 203.0.113.1
# Base setup verification
atf_check -o match:'1 packets transmitted, 1 packets received' jexec ${jname}a ping -nc1 ${ip_dst}
# run listener
num_ports=`echo ${ports} | wc -w`
num_ips=`echo ${ips} | wc -w`
count_examples=$((num_ports*num_ips))
listener_ports=`echo ${ports} | tr ' ' '\n' | sort -n | tr '\n' ',' | sed -e 's?,$??'`
args="--family inet --ports ${listener_ports} --count ${count_examples} --match_str ${text}"
echo jexec ${jname}b ${script_name} ${args}
jexec ${jname}b ${script_name} --test_name "test_listen_udp" ${args} &
cmd_pid=$!
# wait for the app init
counter=0
init=0
while [ ${counter} -le 50 ]; do
_ports=`jexec ${jname}b sockstat -4ql | awk "\\\$3 == ${cmd_pid} {print \\\$6}"|awk -F: "{print \\\$2}" | sort -n | tr '\n' ','`
if [ "${_ports}" = "${listener_ports}," ]; then
init=1
break;
fi
done
if [ ${init} -eq 0 ]; then
jexec ${jname}b sockstat -4ql | awk "\$3 == ${cmd_pid}"
echo "App setup failed"
exit 1
fi
echo "App setup done"
# run sender
for _ip in ${ips}; do
ip="${net_dst}${_ip}"
for port in ${ports}; do
# XXX: switch to something that allows immediate exit
echo -n "${text}" | jexec ${jname}a nc -nuNw1 ${ip} ${port} &
sleep 0.01
done
done
wait ${cmd_pid}
exit_code=$?
if [ $exit_code -ne 0 ]; then atf_fail "receiver exit code $exit_code" ; fi
pkt_0=`jexec ${jname}a netstat -Wf link -I ${epair0}a | head | awk '$1!~/^Name/{print$8}'`
pkt_1=`jexec ${jname}a netstat -Wf link -I ${epair1}a | head | awk '$1!~/^Name/{print$8}'`
if [ ${pkt_0} -le 10 ]; then
echo "Balancing failure: 1: ${pkt_0} 2: ${pkt_1}"
exit 1
fi
if [ ${pkt_1} -le 10 ]; then
echo "Balancing failure: 1: ${pkt_0} 2: ${pkt_1}"
exit 1
fi
echo "UDP BALANCING: 1: ${pkt_0} 2: ${pkt_1}"
}
output_udp_flowid_mpath_success_cleanup()
{
vnet_cleanup
}
atf_test_case "output_raw_flowid_mpath_success" "cleanup"
output_raw_flowid_mpath_success_head()
{
atf_set descr 'Test valid IPv4 raw output flowid generation'
atf_set require.user root
}
output_raw_flowid_mpath_success_body()
{
vnet_init
mpath_check
net_src="192.0.2."
net_dst="198.51.100."
ip_src="${net_src}1"
ip_dst="${net_dst}1"
plen=24
text="testtesttst"
jname="v4t-output_tcp_flowid_mpath_success"
epair0=$(vnet_mkepair)
epair1=$(vnet_mkepair)
lo_src=$(vnet_mkloopback)
lo_dst=$(vnet_mkloopback)
vnet_mkjail ${jname}a ${epair0}a ${epair1}a ${lo_src}
# Setup transit IPv4 networks
jexec ${jname}a ifconfig ${epair0}a up
jexec ${jname}a ifconfig ${epair0}a inet 203.0.113.1/30
jexec ${jname}a ifconfig ${epair1}a up
jexec ${jname}a ifconfig ${epair1}a inet 203.0.113.5/30
jexec ${jname}a ifconfig ${lo_src} up
vnet_mkjail ${jname}b ${epair0}b ${epair1}b ${lo_dst}
jexec ${jname}b ifconfig ${epair0}b up
jexec ${jname}b ifconfig ${epair0}b inet 203.0.113.2/30
jexec ${jname}b ifconfig ${epair1}b up
jexec ${jname}b ifconfig ${epair1}b inet 203.0.113.6/30
jexec ${jname}b ifconfig ${lo_dst} up
# DST ips/ports to test
ips="4 29 48 53 55 61 71 80 84 87 90 91 119 131 137 153 154 158 162 169 169 171 176 187 197 228 233 235 236 237 245 251"
jexec ${jname}a ifconfig ${lo_src} inet ${ip_src}/32
jexec ${jname}b ifconfig ${lo_dst} inet ${ip_dst}/32
for i in ${ips}; do
jexec ${jname}b ifconfig ${lo_dst} alias ${net_dst}${i}/32
done
# Add routes
# A -> towards B via epair0a
jexec ${jname}a route add -4 -net ${net_dst}0/${plen} 203.0.113.2
# A -> towards B via epair1a
jexec ${jname}a route add -4 -net ${net_dst}0/${plen} 203.0.113.6
# B towards A via epair0b
jexec ${jname}b route add -4 -net ${net_src}0/${plen} 203.0.113.1
# Base setup verification
atf_check -o match:'1 packets transmitted, 1 packets received' jexec ${jname}a ping -nc1 ${ip_dst}
# run sender
valid_message='1 packets transmitted, 1 packets received'
for _ip in ${ips}; do
ip="${net_dst}${_ip}"
atf_check -o match:"${valid_message}" jexec ${jname}a ping -nc1 ${ip}
done
pkt_0=`jexec ${jname}a netstat -Wf link -I ${epair0}a | head | awk '$1!~/^Name/{print$8}'`
pkt_1=`jexec ${jname}a netstat -Wf link -I ${epair1}a | head | awk '$1!~/^Name/{print$8}'`
jexec ${jname}a netstat -bWf link -I ${epair0}a
jexec ${jname}a netstat -bWf link -I ${epair1}a
if [ ${pkt_0} -le 10 ]; then
echo "Balancing failure: 1: ${pkt_0} 2: ${pkt_1}"
exit 1
fi
if [ ${pkt_1} -le 10 ]; then
echo "Balancing failure: 1: ${pkt_0} 2: ${pkt_1}"
exit 1
fi
echo "RAW BALANCING: 1: ${pkt_0} 2: ${pkt_1}"
}
output_raw_flowid_mpath_success_cleanup()
{
vnet_cleanup
}
atf_init_test_cases()
{
atf_add_test_case "output_tcp_setup_success"
atf_add_test_case "output_udp_setup_success"
atf_add_test_case "output_raw_success"
atf_add_test_case "output_tcp_flowid_mpath_success"
atf_add_test_case "output_udp_flowid_mpath_success"
atf_add_test_case "output_raw_flowid_mpath_success"
}
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