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Diffstat (limited to 'tests/sys/netpfil/pf/forward.sh')
| -rw-r--r-- | tests/sys/netpfil/pf/forward.sh | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/tests/sys/netpfil/pf/forward.sh b/tests/sys/netpfil/pf/forward.sh new file mode 100644 index 000000000000..e9539bc9d278 --- /dev/null +++ b/tests/sys/netpfil/pf/forward.sh @@ -0,0 +1,170 @@ +# +# SPDX-License-Identifier: BSD-2-Clause +# +# Copyright (c) 2017 Kristof Provost <kp@FreeBSD.org> +# +# 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. + +. $(atf_get_srcdir)/utils.subr + +common_dir=$(atf_get_srcdir)/../common + +atf_test_case "v4" "cleanup" +v4_head() +{ + atf_set descr 'Basic forwarding test' + atf_set require.user root + + # We need scapy to be installed for out test scripts to work + atf_set require.progs python3 scapy +} + +v4_body() +{ + pft_init + + epair_send=$(vnet_mkepair) + ifconfig ${epair_send}a 192.0.2.1/24 up + + epair_recv=$(vnet_mkepair) + ifconfig ${epair_recv}a up + + vnet_mkjail alcatraz ${epair_send}b ${epair_recv}b + jexec alcatraz ifconfig ${epair_send}b 192.0.2.2/24 up + jexec alcatraz ifconfig ${epair_recv}b 198.51.100.2/24 up + jexec alcatraz sysctl net.inet.ip.forwarding=1 + jexec alcatraz arp -s 198.51.100.3 00:01:02:03:04:05 + route add -net 198.51.100.0/24 192.0.2.2 + + # Sanity check, can we forward ICMP echo requests without pf? + atf_check -s exit:0 ${common_dir}/pft_ping.py \ + --sendif ${epair_send}a \ + --to 198.51.100.3 \ + --recvif ${epair_recv}a + + jexec alcatraz pfctl -e + + # Forward with pf enabled + pft_set_rules alcatraz "block in" + atf_check -s exit:1 ${common_dir}/pft_ping.py \ + --sendif ${epair_send}a \ + --to 198.51.100.3 \ + --recvif ${epair_recv}a + + pft_set_rules alcatraz "block out" + atf_check -s exit:1 ${common_dir}/pft_ping.py \ + --sendif ${epair_send}a \ + --to 198.51.100.3 \ + --recv ${epair_recv}a + + # Allow ICMP + pft_set_rules alcatraz "block in" "pass in proto icmp" + atf_check -s exit:0 ${common_dir}/pft_ping.py \ + --sendif ${epair_send}a \ + --to 198.51.100.3 \ + --recvif ${epair_recv}a +} + +v4_cleanup() +{ + pft_cleanup +} + +atf_test_case "v6" "cleanup" +v6_head() +{ + atf_set descr 'Basic IPv6 forwarding test' + atf_set require.user root + atf_set require.progs python3 scapy +} + +v6_body() +{ + pft_init + + epair_send=$(vnet_mkepair) + epair_recv=$(vnet_mkepair) + + ifconfig ${epair_send}a inet6 2001:db8:42::1/64 up no_dad -ifdisabled + ifconfig ${epair_recv}a up + + vnet_mkjail alcatraz ${epair_send}b ${epair_recv}b + + jexec alcatraz ifconfig ${epair_send}b inet6 2001:db8:42::2/64 up no_dad + jexec alcatraz ifconfig ${epair_recv}b inet6 2001:db8:43::2/64 up no_dad + jexec alcatraz sysctl net.inet6.ip6.forwarding=1 + jexec alcatraz ndp -s 2001:db8:43::3 00:01:02:03:04:05 + route add -6 2001:db8:43::/64 2001:db8:42::2 + + # Sanity check, can we forward ICMP echo requests without pf? + atf_check -s exit:0 ${common_dir}/pft_ping.py \ + --sendif ${epair_send}a \ + --to 2001:db8:43::3 \ + --recvif ${epair_recv}a + + jexec alcatraz pfctl -e + + # Block incoming echo request packets + pft_set_rules alcatraz \ + "block in inet6 proto icmp6 icmp6-type echoreq" + atf_check -s exit:1 ${common_dir}/pft_ping.py \ + --sendif ${epair_send}a \ + --to 2001:db8:43::3 \ + --recvif ${epair_recv}a + + # Block outgoing echo request packets + pft_set_rules alcatraz \ + "block out inet6 proto icmp6 icmp6-type echoreq" + atf_check -s exit:1 -e ignore ${common_dir}/pft_ping.py \ + --sendif ${epair_send}a \ + --to 2001:db8:43::3 \ + --recvif ${epair_recv}a + + # Allow ICMPv6 but nothing else + pft_set_rules alcatraz \ + "block out" \ + "pass out inet6 proto icmp6" + atf_check -s exit:0 ${common_dir}/pft_ping.py \ + --sendif ${epair_send}a \ + --to 2001:db8:43::3 \ + --recvif ${epair_recv}a + + # Allowing ICMPv4 does not allow ICMPv6 + pft_set_rules alcatraz \ + "block out inet6 proto icmp6 icmp6-type echoreq" \ + "pass in proto icmp" + atf_check -s exit:1 ${common_dir}/pft_ping.py \ + --sendif ${epair_send}a \ + --to 2001:db8:43::3 \ + --recvif ${epair_recv}a +} + +v6_cleanup() +{ + pft_cleanup +} + +atf_init_test_cases() +{ + atf_add_test_case "v4" + atf_add_test_case "v6" +} |