The branch main has been updated by kp:
URL:
https://cgit.FreeBSD.org/src/commit/?id=6598cababf6425181a755ec97c3fa66d7ee31393
commit 6598cababf6425181a755ec97c3fa66d7ee31393
Author: Kristof Provost <k...@freebsd.org>
AuthorDate: 2021-06-30 12:22:27 +0000
Commit: Kristof Provost <k...@freebsd.org>
CommitDate: 2021-09-10 13:16:37 +0000
pf tests: synproxy to localhost test
Test syn-proxying a connection to the local host.
Sponsored by: Modirum MDPay
MFC after: 1 week
Differential Revision: https://reviews.freebsd.org/D31854
---
tests/sys/netpfil/pf/synproxy.sh | 83 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 83 insertions(+)
diff --git a/tests/sys/netpfil/pf/synproxy.sh b/tests/sys/netpfil/pf/synproxy.sh
index aedbb8885129..a111f40cfbcf 100644
--- a/tests/sys/netpfil/pf/synproxy.sh
+++ b/tests/sys/netpfil/pf/synproxy.sh
@@ -79,7 +79,90 @@ synproxy_cleanup()
pft_cleanup
}
+atf_test_case "local" "cleanup"
+local_head()
+{
+ atf_set descr 'Synproxy a locally terminated connection'
+ atf_set require.user root
+}
+
+local_body()
+{
+ pft_init
+
+ epair=$(vnet_mkepair)
+ ifconfig ${epair}a 192.0.2.2/24 up
+
+ vnet_mkjail alcatraz ${epair}b
+ jexec alcatraz ifconfig ${epair}b 192.0.2.1/24 up
+ jexec alcatraz /usr/sbin/inetd -p inetd-alcatraz.pid \
+ $(atf_get_srcdir)/echo_inetd.conf
+
+ jexec alcatraz pfctl -e
+ pft_set_rules alcatraz "set fail-policy return" \
+ "scrub in all fragment reassemble" \
+ "pass in quick on ${epair}b proto tcp from any to any port 7
synproxy state"
+
+ # Sanity check
+ atf_check -s exit:0 -o ignore ping -c 1 192.0.2.1
+
+ # Check that we can talk to the jail, after synproxying
+ reply=$(echo ping | nc -N -w 5 192.0.2.1 7)
+ if [ "${reply}" != "ping" ];
+ then
+ atf_fail "echo failed"
+ fi
+}
+
+local_cleanup()
+{
+ rm -f inetd-alcatraz.pid
+ pft_cleanup
+}
+
+atf_test_case "local_v6" "cleanup"
+local_v6_head()
+{
+ atf_set descr 'Synproxy (v6) a locally terminated connection'
+ atf_set require.user root
+}
+
+local_v6_body()
+{
+ pft_init
+
+ epair=$(vnet_mkepair)
+ ifconfig ${epair}a inet6 2001:db8:42::1/64 up
+
+ vnet_mkjail alcatraz ${epair}b
+ jexec alcatraz ifconfig ${epair}b inet6 2001:db8:42::2/64 up
+ jexec alcatraz /usr/sbin/inetd -p inetd-alcatraz.pid \
+ $(atf_get_srcdir)/echo_inetd.conf
+
+ jexec alcatraz pfctl -e
+ pft_set_rules alcatraz "set fail-policy return" \
+ "scrub in all fragment reassemble" \
+ "pass in quick on ${epair}b proto tcp from any to any port 7
synproxy state"
+
+ # Sanity check
+ atf_check -s exit:0 -o ignore ping6 -c 1 2001:db8:42::2
+
+ reply=$(echo ping | nc -N -w 5 2001:db8:42::2 7)
+ if [ "${reply}" != "ping" ];
+ then
+ atf_fail "echo failed"
+ fi
+}
+
+local_v6_cleanup()
+{
+ rm -f inetd-alcatraz.pid
+ pft_cleanup
+}
+
atf_init_test_cases()
{
atf_add_test_case "synproxy"
+ atf_add_test_case "local"
+ atf_add_test_case "local_v6"
}
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