Author: melifaro Date: Tue Mar 10 19:52:19 2020 New Revision: 358853 URL: https://svnweb.freebsd.org/changeset/base/358853
Log: Add basic IPv4/IPv6 forwarding tests. MFC after: 2 weeks Differential Revision: https://reviews.freebsd.org/D24002 Added: head/tests/sys/common/sender.py (contents, props changed) head/tests/sys/netinet/forward.sh (contents, props changed) head/tests/sys/netinet6/forward6.sh (contents, props changed) Modified: head/tests/sys/common/Makefile head/tests/sys/netinet/Makefile head/tests/sys/netinet6/Makefile Modified: head/tests/sys/common/Makefile ============================================================================== --- head/tests/sys/common/Makefile Tue Mar 10 19:18:24 2020 (r358852) +++ head/tests/sys/common/Makefile Tue Mar 10 19:52:19 2020 (r358853) @@ -4,7 +4,9 @@ PACKAGE= tests TESTSDIR= ${TESTSBASE}/sys/common ${PACKAGE}FILES+= vnet.subr ${PACKAGE}FILES+= divert.py +${PACKAGE}FILES+= sender.py ${PACKAGE}FILESMODE_divert.py=0555 +${PACKAGE}FILESMODE_sender.py=0555 .include <bsd.test.mk> Added: head/tests/sys/common/sender.py ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/tests/sys/common/sender.py Tue Mar 10 19:52:19 2020 (r358853) @@ -0,0 +1,201 @@ +#!/usr/bin/env python +# - +# 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. +# +# $FreeBSD$ +# + + +from functools import partial +import socket +import scapy.all as sc +import argparse +import time + + +def parse_args(): + parser = argparse.ArgumentParser(description='divert socket tester') + parser.add_argument('--dip', type=str, help='destination packet IP') + parser.add_argument('--sip', type=str, help='source packet IP') + parser.add_argument('--dmac', type=str, help='packet dst mac') + parser.add_argument('--smac', type=str, help='packet src mac') + parser.add_argument('--iface', type=str, help='interface to use') + parser.add_argument('--test_name', type=str, required=True, + help='test name to run') + return parser.parse_args() + + +def send_packet(args, pkt): + sc.sendp(pkt, iface=args.iface, verbose=False) + + +def is_icmp6_echo_request(pkt): + return pkt.type == 0x86DD and pkt.payload.nh == 58 and \ + pkt.payload.payload.type == 128 + + +def check_forwarded_ip_packet(orig_pkt, fwd_pkt): + """ + Checks that forwarded ICMP packet @fwd_ptk is the same as + @orig_pkt. Assumes router-on-the-stick forwarding behaviour: + * src/dst macs are swapped + * TTL is decremented + """ + # Check ether fields + assert orig_pkt.src == fwd_pkt.dst + assert orig_pkt.dst == fwd_pkt.src + assert len(orig_pkt) == len(fwd_pkt) + # Check IP + fwd_ip = fwd_pkt[sc.IP] + orig_ip = orig_pkt[sc.IP] + assert orig_ip.src == orig_ip.src + assert orig_ip.dst == fwd_ip.dst + assert orig_ip.ttl == fwd_ip.ttl + 1 + # Check ICMP + fwd_icmp = fwd_ip[sc.ICMP] + orig_icmp = orig_ip[sc.ICMP] + assert bytes(orig_ip.payload) == bytes(fwd_ip.payload) + + +def fwd_ip_icmp_fast(args): + """ + Sends ICMP packet via args.iface interface. + Receives and checks the forwarded packet. + Assumes forwarding router decrements TTL + """ + + def filter_f(x): + return x.src == args.dmac and x.type == 0x0800 + + e = sc.Ether(src=args.smac, dst=args.dmac) + ip = sc.IP(src=args.sip, dst=args.dip) + icmp = sc.ICMP(type='echo-request') + pkt = e / ip / icmp + + send_cb = partial(send_packet, args, pkt) + packets = sc.sniff(iface=args.iface, started_callback=send_cb, + stop_filter=filter_f, lfilter=filter_f, timeout=5) + assert len(packets) > 0 + fwd_pkt = packets[-1] + try: + check_forwarded_ip_packet(pkt, fwd_pkt) + except Exception as e: + print('Original packet:') + pkt.show() + print('Forwarded packet:') + fwd_pkt.show() + for a_packet in packets: + a_packet.summary() + raise Exception from e + + +def fwd_ip_icmp_slow(args): + """ + Sends ICMP packet via args.iface interface. + Forces slow path processing by introducing IP option. + Receives and checks the forwarded packet. + Assumes forwarding router decrements TTL + """ + + def filter_f(x): + return x.src == args.dmac and x.type == 0x0800 + + e = sc.Ether(src=args.smac, dst=args.dmac) + # Add IP option to switch to 'normal' IP processing + stream_id = sc.IPOption_Stream_Id(security=0xFFFF) + ip = sc.IP(src=args.sip, dst=args.dip, + options=[sc.IPOption_Stream_Id(security=0xFFFF)]) + icmp = sc.ICMP(type='echo-request') + pkt = e / ip / icmp + + send_cb = partial(send_packet, args, pkt) + packets = sc.sniff(iface=args.iface, started_callback=send_cb, + stop_filter=filter_f, lfilter=filter_f, timeout=5) + assert len(packets) > 0 + check_forwarded_ip_packet(pkt, packets[-1]) + + +def check_forwarded_ip6_packet(orig_pkt, fwd_pkt): + """ + Checks that forwarded ICMP packet @fwd_ptk is the same as + @orig_pkt. Assumes router-on-the-stick forwarding behaviour: + * src/dst macs are swapped + * TTL is decremented + """ + # Check ether fields + assert orig_pkt.src == fwd_pkt.dst + assert orig_pkt.dst == fwd_pkt.src + assert len(orig_pkt) == len(fwd_pkt) + # Check IP + fwd_ip = fwd_pkt[sc.IPv6] + orig_ip = orig_pkt[sc.IPv6] + assert orig_ip.src == orig_ip.src + assert orig_ip.dst == fwd_ip.dst + assert orig_ip.hlim == fwd_ip.hlim + 1 + # Check ICMPv6 + assert bytes(orig_ip.payload) == bytes(fwd_ip.payload) + + +def fwd_ip6_icmp(args): + """ + Sends ICMPv6 packet via args.iface interface. + Receives and checks the forwarded packet. + Assumes forwarding router decrements TTL + """ + + def filter_f(x): + return x.src == args.dmac and is_icmp6_echo_request(x) + + e = sc.Ether(src=args.smac, dst=args.dmac) + ip = sc.IPv6(src=args.sip, dst=args.dip) + icmp = sc.ICMPv6EchoRequest() + pkt = e / ip / icmp + + send_cb = partial(send_packet, args, pkt) + packets = sc.sniff(iface=args.iface, started_callback=send_cb, + stop_filter=filter_f, lfilter=filter_f, timeout=5) + assert len(packets) > 0 + fwd_pkt = packets[-1] + try: + check_forwarded_ip6_packet(pkt, fwd_pkt) + except Exception as e: + print('Original packet:') + pkt.show() + print('Forwarded packet:') + fwd_pkt.show() + for idx, a_packet in enumerate(packets): + print('{}: {}'.format(idx, a_packet.summary())) + raise Exception from e + + +def main(): + args = parse_args() + test_ptr = globals()[args.test_name] + test_ptr(args) + + +if __name__ == '__main__': + main() Modified: head/tests/sys/netinet/Makefile ============================================================================== --- head/tests/sys/netinet/Makefile Tue Mar 10 19:18:24 2020 (r358852) +++ head/tests/sys/netinet/Makefile Tue Mar 10 19:52:19 2020 (r358853) @@ -9,7 +9,7 @@ ATF_TESTS_C= ip_reass_test \ so_reuseport_lb_test \ socket_afinet -ATF_TESTS_SH= fibs_test redirect divert +ATF_TESTS_SH= fibs_test redirect divert forward PROGS= udp_dontroute tcp_user_cookie Added: head/tests/sys/netinet/forward.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/tests/sys/netinet/forward.sh Tue Mar 10 19:52:19 2020 (r358853) @@ -0,0 +1,273 @@ +#!/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. +# +# $FreeBSD$ +# + +. $(atf_get_srcdir)/../common/vnet.subr + +atf_test_case "fwd_ip_icmp_iface_fast_success" "cleanup" +fwd_ip_icmp_iface_fast_success_head() { + + atf_set descr 'Test valid IPv4 on-stick fastforwarding to iface' + atf_set require.user root + atf_set require.progs scapy +} + +fwd_ip_icmp_iface_fast_success_body() { + + vnet_init + + ip4a="192.0.2.1" + ip4b="192.0.2.2" + plen=29 + src_ip="192.0.2.3" + + script_name="../common/sender.py" + + epair=$(vnet_mkepair) + ifconfig ${epair}a up + ifconfig ${epair}a inet ${ip4a}/${plen} + + jname="v4t-fwd_ip_icmp_iface_fast_success" + vnet_mkjail ${jname} ${epair}b + jexec ${jname} ifconfig ${epair}b up + jexec ${jname} ifconfig ${epair}b inet ${ip4b}/${plen} + + # Get router ip/mac + jail_ip=${ip4b} + jail_mac=`jexec ${jname} ifconfig ${epair}b ether | awk '$1~/ether/{print$2}'` + + our_mac=`ifconfig ${epair}a ether | awk '$1~/ether/{print$2}'` + + jexec ${jname} sysctl net.inet.ip.forwarding=1 + # As we're doing router-on-the-stick, turn sending IP redirects off: + jexec ${jname} sysctl net.inet.ip.redirect=0 + + # echo "LOCAL: ${local_ip} ${local_mac}" + # echo "REMOTE: ${remote_rtr_ip} ${remote_rtr_mac}" + + atf_check -s exit:0 $(atf_get_srcdir)/${script_name} \ + --test_name fwd_ip_icmp_fast \ + --smac ${our_mac} --dmac ${jail_mac} \ + --sip ${src_ip} --dip ${ip4a} \ + --iface ${epair}a + + # check counters are valid + atf_check -o match:'1 packet forwarded \(1 packet fast forwarded\)' jexec ${jname} netstat -sp ip +} + +fwd_ip_icmp_iface_fast_success_cleanup() { + + vnet_cleanup +} + +atf_test_case "fwd_ip_icmp_gw_fast_success" "cleanup" +fwd_ip_icmp_gw_fast_success_head() { + + atf_set descr 'Test valid IPv4 on-stick fastforwarding to gw' + atf_set require.user root + atf_set require.progs scapy +} + +fwd_ip_icmp_gw_fast_success_body() { + + vnet_init + + ip4a="192.0.2.1" + ip4b="192.0.2.2" + plen=29 + src_ip="192.0.2.3" + dst_ip="192.0.2.4" + + script_name="../common/sender.py" + + epair=$(vnet_mkepair) + ifconfig ${epair}a up + ifconfig ${epair}a inet ${ip4a}/${plen} + + jname="v4t-fwd_ip_icmp_gw_fast_success" + vnet_mkjail ${jname} ${epair}b + jexec ${jname} ifconfig ${epair}b up + jexec ${jname} ifconfig ${epair}b inet ${ip4b}/${plen} + + # Get router ip/mac + jail_ip=${ip4b} + jail_mac=`jexec ${jname} ifconfig ${epair}b ether | awk '$1~/ether/{print$2}'` + + our_mac=`ifconfig ${epair}a ether | awk '$1~/ether/{print$2}'` + + jexec ${jname} sysctl net.inet.ip.forwarding=1 + # As we're doing router-on-the-stick, turn sending IP redirects off: + jexec ${jname} sysctl net.inet.ip.redirect=0 + + # Add host route + jexec ${jname} route -4 add -host ${dst_ip} ${ip4a} + + # echo "LOCAL: ${local_ip} ${local_mac}" + # echo "REMOTE: ${remote_rtr_ip} ${remote_rtr_mac}" + + atf_check -s exit:0 $(atf_get_srcdir)/${script_name} \ + --test_name fwd_ip_icmp_fast \ + --smac ${our_mac} --dmac ${jail_mac} \ + --sip ${src_ip} --dip ${dst_ip} \ + --iface ${epair}a + + # check counters are valid + atf_check -o match:'1 packet forwarded \(1 packet fast forwarded\)' jexec ${jname} netstat -sp ip +} + +fwd_ip_icmp_gw_fast_success_cleanup() { + + vnet_cleanup +} + +atf_test_case "fwd_ip_icmp_iface_slow_success" "cleanup" +fwd_ip_icmp_iface_slow_success_head() { + + atf_set descr 'Test valid IPv4 on-stick "slow" forwarding to iface' + atf_set require.user root + atf_set require.progs scapy +} + +fwd_ip_icmp_iface_slow_success_body() { + + vnet_init + + ip4a="192.0.2.1" + ip4b="192.0.2.2" + plen=29 + src_ip="192.0.2.3" + + script_name="../common/sender.py" + + epair=$(vnet_mkepair) + ifconfig ${epair}a up + ifconfig ${epair}a inet ${ip4a}/${plen} + + jname="v4t-fwd_ip_icmp_iface_slow_success" + vnet_mkjail ${jname} ${epair}b + jexec ${jname} ifconfig ${epair}b up + jexec ${jname} ifconfig ${epair}b inet ${ip4b}/${plen} + + # Get router ip/mac + jail_ip=${ip4b} + jail_mac=`jexec ${jname} ifconfig ${epair}b ether | awk '$1~/ether/{print$2}'` + + our_mac=`ifconfig ${epair}a ether | awk '$1~/ether/{print$2}'` + + jexec ${jname} sysctl net.inet.ip.forwarding=1 + # As we're doing router-on-the-stick, turn sending IP redirects off: + jexec ${jname} sysctl net.inet.ip.redirect=0 + + # Generate packet with options to force slow-path + atf_check -s exit:0 $(atf_get_srcdir)/${script_name} \ + --test_name fwd_ip_icmp_slow \ + --smac ${our_mac} --dmac ${jail_mac} \ + --sip ${src_ip} --dip ${ip4a} \ + --iface ${epair}a + + # check counters are valid + atf_check -o match:'1 packet forwarded \(0 packets fast forwarded\)' jexec ${jname} netstat -sp ip +} + +fwd_ip_icmp_iface_slow_success_cleanup() { + + vnet_cleanup +} + +atf_test_case "fwd_ip_icmp_gw_slow_success" "cleanup" +fwd_ip_icmp_gw_slow_success_head() { + + atf_set descr 'Test valid IPv4 on-stick "slow" forwarding to gw' + atf_set require.user root + atf_set require.progs scapy +} + +fwd_ip_icmp_gw_slow_success_body() { + + vnet_init + + ip4a="192.0.2.1" + ip4b="192.0.2.2" + plen=29 + src_ip="192.0.2.3" + dst_ip="192.0.2.4" + + script_name="../common/sender.py" + + epair=$(vnet_mkepair) + ifconfig ${epair}a up + ifconfig ${epair}a inet ${ip4a}/${plen} + + jname="v4t-fwd_ip_icmp_gw_slow_success" + vnet_mkjail ${jname} ${epair}b + jexec ${jname} ifconfig ${epair}b up + jexec ${jname} ifconfig ${epair}b inet ${ip4b}/${plen} + + # Get router ip/mac + jail_ip=${ip4b} + jail_mac=`jexec ${jname} ifconfig ${epair}b ether | awk '$1~/ether/{print$2}'` + + our_mac=`ifconfig ${epair}a ether | awk '$1~/ether/{print$2}'` + + jexec ${jname} sysctl net.inet.ip.forwarding=1 + # As we're doing router-on-the-stick, turn sending IP redirects off: + jexec ${jname} sysctl net.inet.ip.redirect=0 + + # Add host route + jexec ${jname} route -4 add -host ${dst_ip} ${ip4a} + + # echo "LOCAL: ${local_ip} ${local_mac}" + # echo "REMOTE: ${remote_rtr_ip} ${remote_rtr_mac}" + + atf_check -s exit:0 $(atf_get_srcdir)/${script_name} \ + --test_name fwd_ip_icmp_fast \ + --smac ${our_mac} --dmac ${jail_mac} \ + --sip ${src_ip} --dip ${dst_ip} \ + --iface ${epair}a + + # check counters are valid + atf_check -o match:'1 packet forwarded \(1 packet fast forwarded\)' jexec ${jname} netstat -sp ip +} + +fwd_ip_icmp_gw_slow_success_cleanup() { + + vnet_cleanup +} + +atf_init_test_cases() +{ + + atf_add_test_case "fwd_ip_icmp_iface_fast_success" + atf_add_test_case "fwd_ip_icmp_gw_fast_success" + atf_add_test_case "fwd_ip_icmp_iface_slow_success" + atf_add_test_case "fwd_ip_icmp_gw_slow_success" +} + +# end + Modified: head/tests/sys/netinet6/Makefile ============================================================================== --- head/tests/sys/netinet6/Makefile Tue Mar 10 19:18:24 2020 (r358852) +++ head/tests/sys/netinet6/Makefile Tue Mar 10 19:52:19 2020 (r358853) @@ -10,7 +10,8 @@ ATF_TESTS_SH= \ mld \ scapyi386 \ redirect \ - divert + divert \ + forward6 ${PACKAGE}FILES+= exthdr.py ${PACKAGE}FILES+= mld.py Added: head/tests/sys/netinet6/forward6.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/tests/sys/netinet6/forward6.sh Tue Mar 10 19:52:19 2020 (r358853) @@ -0,0 +1,482 @@ +#!/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 "fwd_ip6_gu_icmp_iface_fast_success" "cleanup" +fwd_ip6_gu_icmp_iface_fast_success_head() { + + atf_set descr 'Test valid IPv6 global unicast fast-forwarding to interface' + atf_set require.user root + atf_set require.progs scapy +} + +fwd_ip6_gu_icmp_iface_fast_success_body() { + + ids=65529 + id=`printf "%x" ${ids}` + if [ $$ -gt 65535 ]; then + xl=`printf "%x" $(($$ - 65535))` + yl="1" + else + xl=`printf "%x" $$` + yl="" + fi + + vnet_init + + ip6a="2001:db8:6666:0000:${yl}:${id}:1:${xl}" + ip6b="2001:db8:6666:0000:${yl}:${id}:2:${xl}" + plen=96 + + src_ip="2001:db8:6666:0000:${yl}:${id}:3:${xl}" + + script_name="../common/sender.py" + + epair=$(vnet_mkepair) + ifconfig ${epair}a up + ifconfig ${epair}a inet6 ${ip6a}/${plen} + + jname="v6t-${id}-${yl}-${xl}" + vnet_mkjail ${jname} ${epair}b + jexec ${jname} ifconfig ${epair}b up + jexec ${jname} ifconfig ${epair}b inet6 ${ip6b}/${plen} + + jail_mac=`jexec ${jname} ifconfig ${epair}b ether | awk '$1~/ether/{print$2}'` + + our_mac=`ifconfig ${epair}a ether | awk '$1~/ether/{print$2}'` + + # wait for DAD to complete + while [ `jexec ${jname} ifconfig ${epair}b inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + while [ `ifconfig ${epair}a inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + + jexec ${jname} sysctl net.inet6.ip6.forwarding=1 + # As we're doing router-on-the-stick, turn sending IP redirects off: + jexec ${jname} sysctl net.inet6.ip6.redirect=0 + + atf_check -s exit:0 $(atf_get_srcdir)/${script_name} \ + --test_name fwd_ip6_icmp \ + --smac ${our_mac} --dmac ${jail_mac} \ + --sip ${src_ip} --dip ${ip6a} \ + --iface ${epair}a + + # check counters are valid + atf_check -o match:'1 packet forwarded' jexec ${jname} netstat -sp ip6 +} + +fwd_ip6_gu_icmp_iface_fast_success_cleanup() { + + vnet_cleanup +} + +atf_test_case "fwd_ip6_gu_icmp_gw_gu_fast_success" "cleanup" +fwd_ip6_gu_icmp_gw_gu_fast_success_head() { + + atf_set descr 'Test valid IPv6 global unicast fast-forwarding to GU gw' + atf_set require.user root + atf_set require.progs scapy +} + +fwd_ip6_gu_icmp_gw_gu_fast_success_body() { + + ids=65528 + id=`printf "%x" ${ids}` + if [ $$ -gt 65535 ]; then + xl=`printf "%x" $(($$ - 65535))` + yl="1" + else + xl=`printf "%x" $$` + yl="" + fi + + vnet_init + + ip6a="2001:db8:6666:0000:${yl}:${id}:1:${xl}" + ip6b="2001:db8:6666:0000:${yl}:${id}:2:${xl}" + plen=96 + + src_ip="2001:db8:6666:0000:${yl}:${id}:3:${xl}" + dst_ip="2001:db8:6666:0000:${yl}:${id}:4:${xl}" + + script_name="../common/sender.py" + + epair=$(vnet_mkepair) + ifconfig ${epair}a up + ifconfig ${epair}a inet6 ${ip6a}/${plen} + + jname="v6t-${id}-${yl}-${xl}" + vnet_mkjail ${jname} ${epair}b + jexec ${jname} ifconfig ${epair}b up + jexec ${jname} ifconfig ${epair}b inet6 ${ip6b}/${plen} + + jail_mac=`jexec ${jname} ifconfig ${epair}b ether | awk '$1~/ether/{print$2}'` + + our_mac=`ifconfig ${epair}a ether | awk '$1~/ether/{print$2}'` + + # wait for DAD to complete + while [ `jexec ${jname} ifconfig ${epair}b inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + while [ `ifconfig ${epair}a inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + + # Add static route back to us + jexec ${jname} route add -6 -host ${dst_ip} ${ip6a} + + jexec ${jname} sysctl net.inet6.ip6.forwarding=1 + # As we're doing router-on-the-stick, turn sending IP redirects off: + jexec ${jname} sysctl net.inet6.ip6.redirect=0 + + atf_check -s exit:0 $(atf_get_srcdir)/${script_name} \ + --test_name fwd_ip6_icmp \ + --smac ${our_mac} --dmac ${jail_mac} \ + --sip ${src_ip} --dip ${dst_ip} \ + --iface ${epair}a + + # check counters are valid + atf_check -o match:'1 packet forwarded' jexec ${jname} netstat -sp ip6 +} + +fwd_ip6_gu_icmp_gw_gu_fast_success_cleanup() { + + vnet_cleanup +} + +atf_test_case "fwd_ip6_gu_icmp_gw_ll_fast_success" "cleanup" +fwd_ip6_gu_icmp_gw_ll_fast_success_head() { + + atf_set descr 'Test valid IPv6 global unicast fast-forwarding to LL gw' + atf_set require.user root + atf_set require.progs scapy +} + +fwd_ip6_gu_icmp_gw_ll_fast_success_body() { + + ids=65527 + id=`printf "%x" ${ids}` + if [ $$ -gt 65535 ]; then + xl=`printf "%x" $(($$ - 65535))` + yl="1" + else + xl=`printf "%x" $$` + yl="" + fi + + vnet_init + + ip6a="2001:db8:6666:0000:${yl}:${id}:1:${xl}" + ip6b="2001:db8:6666:0000:${yl}:${id}:2:${xl}" + plen=96 + + src_ip="2001:db8:6666:0000:${yl}:${id}:3:${xl}" + dst_ip="2001:db8:6666:0000:${yl}:${id}:4:${xl}" + + script_name="../common/sender.py" + + epair=$(vnet_mkepair) + ifconfig ${epair}a up + ifconfig ${epair}a inet6 ${ip6a}/${plen} + + jname="v6t-${id}-${yl}-${xl}" + vnet_mkjail ${jname} ${epair}b + jexec ${jname} ifconfig ${epair}b up + jexec ${jname} ifconfig ${epair}b inet6 ${ip6b}/${plen} + + jail_mac=`jexec ${jname} ifconfig ${epair}b ether | awk '$1~/ether/{print$2}'` + + our_mac=`ifconfig ${epair}a ether | awk '$1~/ether/{print$2}'` + our_ll_ip=`ifconfig ${epair}a inet6 | awk '$1~/inet6/&& $2~/^fe80:/{print$2}' | awk -F% '{print$1}'` + + # wait for DAD to complete + while [ `jexec ${jname} ifconfig ${epair}b inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + while [ `ifconfig ${epair}a inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + + # Add static route back to us + atf_check -s exit:0 -o ignore jexec ${jname} route add -6 -host ${dst_ip} ${our_ll_ip}%${epair}b + + jexec ${jname} sysctl net.inet6.ip6.forwarding=1 + # As we're doing router-on-the-stick, turn sending IP redirects off: + jexec ${jname} sysctl net.inet6.ip6.redirect=0 + + atf_check -s exit:0 $(atf_get_srcdir)/${script_name} \ + --test_name fwd_ip6_icmp \ + --smac ${our_mac} --dmac ${jail_mac} \ + --sip ${src_ip} --dip ${dst_ip} \ + --iface ${epair}a + + # check counters are valid + atf_check -o match:'1 packet forwarded' jexec ${jname} netstat -sp ip6 +} + +fwd_ip6_gu_icmp_gw_ll_fast_success_cleanup() { + + vnet_cleanup +} + +atf_test_case "fwd_ip6_gu_icmp_iface_slow_success" "cleanup" +fwd_ip6_gu_icmp_iface_slow_success_head() { + + atf_set descr 'Test valid IPv6 global unicast fast-forwarding to interface' + atf_set require.user root + atf_set require.progs scapy +} + +fwd_ip6_gu_icmp_iface_slow_success_body() { + + ids=65526 + id=`printf "%x" ${ids}` + if [ $$ -gt 65535 ]; then + xl=`printf "%x" $(($$ - 65535))` + yl="1" + else + xl=`printf "%x" $$` + yl="" + fi + + vnet_init + + ip6a="2001:db8:6666:0000:${yl}:${id}:1:${xl}" + ip6b="2001:db8:6666:0000:${yl}:${id}:2:${xl}" + plen=96 + + src_ip="2001:db8:6666:0000:${yl}:${id}:3:${xl}" + + script_name="../common/sender.py" + + epair=$(vnet_mkepair) + ifconfig ${epair}a up + ifconfig ${epair}a inet6 ${ip6a}/${plen} + + jname="v6t-${id}-${yl}-${xl}" + vnet_mkjail ${jname} ${epair}b + jexec ${jname} ifconfig ${epair}b up + jexec ${jname} ifconfig ${epair}b inet6 ${ip6b}/${plen} + + jail_mac=`jexec ${jname} ifconfig ${epair}b ether | awk '$1~/ether/{print$2}'` + + our_mac=`ifconfig ${epair}a ether | awk '$1~/ether/{print$2}'` + + # wait for DAD to complete + while [ `jexec ${jname} ifconfig ${epair}b inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + while [ `ifconfig ${epair}a inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + + jexec ${jname} sysctl net.inet6.ip6.forwarding=1 + # Do not turn off route redirects to ensure slow path is on + + atf_check -s exit:0 $(atf_get_srcdir)/${script_name} \ + --test_name fwd_ip6_icmp \ + --smac ${our_mac} --dmac ${jail_mac} \ + --sip ${src_ip} --dip ${ip6a} \ + --iface ${epair}a + + # check counters are valid + atf_check -o match:'1 packet forwarded' jexec ${jname} netstat -sp ip6 +} + +fwd_ip6_gu_icmp_iface_slow_success_cleanup() { + + vnet_cleanup +} + +atf_test_case "fwd_ip6_gu_icmp_gw_gu_slow_success" "cleanup" +fwd_ip6_gu_icmp_gw_gu_slow_success_head() { + + atf_set descr 'Test valid IPv6 global unicast fast-forwarding to GU gw' + atf_set require.user root + atf_set require.progs scapy +} + +fwd_ip6_gu_icmp_gw_gu_slow_success_body() { + + ids=65525 + id=`printf "%x" ${ids}` + if [ $$ -gt 65535 ]; then + xl=`printf "%x" $(($$ - 65535))` + yl="1" + else + xl=`printf "%x" $$` + yl="" + fi + + vnet_init + + ip6a="2001:db8:6666:0000:${yl}:${id}:1:${xl}" + ip6b="2001:db8:6666:0000:${yl}:${id}:2:${xl}" + plen=96 + + src_ip="2001:db8:6666:0000:${yl}:${id}:3:${xl}" + dst_ip="2001:db8:6666:0000:${yl}:${id}:4:${xl}" + + script_name="../common/sender.py" + + epair=$(vnet_mkepair) + ifconfig ${epair}a up + ifconfig ${epair}a inet6 ${ip6a}/${plen} + + jname="v6t-${id}-${yl}-${xl}" + vnet_mkjail ${jname} ${epair}b + jexec ${jname} ifconfig ${epair}b up + jexec ${jname} ifconfig ${epair}b inet6 ${ip6b}/${plen} + + jail_mac=`jexec ${jname} ifconfig ${epair}b ether | awk '$1~/ether/{print$2}'` + + our_mac=`ifconfig ${epair}a ether | awk '$1~/ether/{print$2}'` + + # wait for DAD to complete + while [ `jexec ${jname} ifconfig ${epair}b inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + while [ `ifconfig ${epair}a inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + + # Add static route back to us + jexec ${jname} route add -6 -host ${dst_ip} ${ip6a} + + jexec ${jname} sysctl net.inet6.ip6.forwarding=1 + # Do not turn off route redirects to ensure slow path is on + + # atf_check -s exit:0 + $(atf_get_srcdir)/${script_name} \ + --test_name fwd_ip6_icmp \ + --smac ${our_mac} --dmac ${jail_mac} \ + --sip ${src_ip} --dip ${dst_ip} \ + --iface ${epair}a + jexec ${jname} netstat -sp ip6 + + # check counters are valid + atf_check -o match:'1 packet forwarded' jexec ${jname} netstat -sp ip6 +} + +fwd_ip6_gu_icmp_gw_gu_slow_success_cleanup() { + + vnet_cleanup +} + +atf_test_case "fwd_ip6_gu_icmp_gw_ll_slow_success" "cleanup" +fwd_ip6_gu_icmp_gw_ll_slow_success_head() { + + atf_set descr 'Test valid IPv6 global unicast fast-forwarding to LL gw' + atf_set require.user root + atf_set require.progs scapy +} + +fwd_ip6_gu_icmp_gw_ll_slow_success_body() { + + ids=65524 + id=`printf "%x" ${ids}` + if [ $$ -gt 65535 ]; then + xl=`printf "%x" $(($$ - 65535))` + yl="1" + else + xl=`printf "%x" $$` + yl="" + fi + + vnet_init + + ip6a="2001:db8:6666:0000:${yl}:${id}:1:${xl}" + ip6b="2001:db8:6666:0000:${yl}:${id}:2:${xl}" + plen=96 + + src_ip="2001:db8:6666:0000:${yl}:${id}:3:${xl}" + dst_ip="2001:db8:6666:0000:${yl}:${id}:4:${xl}" + + script_name="../common/sender.py" + + epair=$(vnet_mkepair) + ifconfig ${epair}a up + ifconfig ${epair}a inet6 ${ip6a}/${plen} + + jname="v6t-${id}-${yl}-${xl}" + vnet_mkjail ${jname} ${epair}b + jexec ${jname} ifconfig ${epair}b up + jexec ${jname} ifconfig ${epair}b inet6 ${ip6b}/${plen} + + jail_mac=`jexec ${jname} ifconfig ${epair}b ether | awk '$1~/ether/{print$2}'` + + our_mac=`ifconfig ${epair}a ether | awk '$1~/ether/{print$2}'` + our_ll_ip=`ifconfig ${epair}a inet6 | awk '$1~/inet6/&& $2~/^fe80:/{print$2}' | awk -F% '{print$1}'` + + # wait for DAD to complete + while [ `jexec ${jname} ifconfig ${epair}b inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + while [ `ifconfig ${epair}a inet6 | grep -c tentative` != "0" ]; do + sleep 0.1 + done + + # Add static route back to us + atf_check -s exit:0 -o ignore jexec ${jname} route add -6 -host ${dst_ip} ${our_ll_ip}%${epair}b + + jexec ${jname} sysctl net.inet6.ip6.forwarding=1 + # Do not turn off route redirects to ensure slow path is on + + atf_check -s exit:0 $(atf_get_srcdir)/${script_name} \ + --test_name fwd_ip6_icmp \ + --smac ${our_mac} --dmac ${jail_mac} \ + --sip ${src_ip} --dip ${dst_ip} \ + --iface ${epair}a + + # check counters are valid + atf_check -o match:'1 packet forwarded' jexec ${jname} netstat -sp ip6 +} + +fwd_ip6_gu_icmp_gw_ll_slow_success_cleanup() { + + vnet_cleanup +} + +atf_init_test_cases() +{ + + atf_add_test_case "fwd_ip6_gu_icmp_iface_fast_success" + atf_add_test_case "fwd_ip6_gu_icmp_gw_gu_fast_success" + atf_add_test_case "fwd_ip6_gu_icmp_gw_ll_fast_success" + atf_add_test_case "fwd_ip6_gu_icmp_iface_slow_success" + atf_add_test_case "fwd_ip6_gu_icmp_gw_gu_slow_success" + atf_add_test_case "fwd_ip6_gu_icmp_gw_ll_slow_success" +} + +# end + *** DIFF OUTPUT TRUNCATED AT 1000 LINES *** _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
