Date: Mon, 15 Jan 2024 13:04:25 GMT From: Kristof Provost <kp@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 3f9a6e0b85d4 - main - pf tests: dummynet + nat fragmentation test Message-ID: <202401151304.40FD4PLl074939@gitrepo.freebsd.org>
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The branch main has been updated by kp: URL: https://cgit.FreeBSD.org/src/commit/?id=3f9a6e0b85d418b49b3a3b859b9992e407cb66d5 commit 3f9a6e0b85d418b49b3a3b859b9992e407cb66d5 Author: Kristof Provost <kp@FreeBSD.org> AuthorDate: 2024-01-12 16:09:52 +0000 Commit: Kristof Provost <kp@FreeBSD.org> CommitDate: 2024-01-15 13:02:02 +0000 pf tests: dummynet + nat fragmentation test Ensure that we do the right thing when we reassemble fragmented packet and send it through a dummynet pipe. Sponsored by: Rubicon Communications, LLC ("Netgate") --- tests/sys/netpfil/pf/fragmentation_pass.sh | 48 ++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/tests/sys/netpfil/pf/fragmentation_pass.sh b/tests/sys/netpfil/pf/fragmentation_pass.sh index 737977bfd9cf..d505accba5f2 100644 --- a/tests/sys/netpfil/pf/fragmentation_pass.sh +++ b/tests/sys/netpfil/pf/fragmentation_pass.sh @@ -506,6 +506,53 @@ dummynet_cleanup() pft_cleanup } +atf_test_case "dummynet_nat" "cleanup" +dummynet_nat_head() +{ + atf_set descr 'Test dummynet on NATed fragmented traffic' + atf_set require.user root +} + +dummynet_nat_body() +{ + pft_init + dummynet_init + + epair_one=$(vnet_mkepair) + ifconfig ${epair_one}a 192.0.2.1/24 up + + epair_two=$(vnet_mkepair) + + vnet_mkjail alcatraz ${epair_one}b ${epair_two}a + jexec alcatraz ifconfig ${epair_one}b 192.0.2.2/24 up + jexec alcatraz ifconfig ${epair_two}a 198.51.100.1/24 up + jexec alcatraz sysctl net.inet.ip.forwarding=1 + + vnet_mkjail singsing ${epair_two}b + jexec singsing ifconfig ${epair_two}b 198.51.100.2/24 up + jexec singsing route add default 198.51.100.1 + + route add 198.51.100.0/24 192.0.2.2 + + jexec alcatraz dnctl pipe 1 config bw 1600Byte/s + jexec alcatraz dnctl pipe 2 config bw 1700Byte/s + + jexec alcatraz pfctl -e + pft_set_rules alcatraz \ + "set reassemble yes" \ + "nat on ${epair_two}a from 192.0.2.0/24 -> (${epair_two}a)" \ + "block in" \ + "pass in inet proto icmp all icmp-type echoreq dnpipe (1, 2)" + + atf_check -s exit:0 -o ignore ping -c 1 198.51.100.2 + atf_check -s exit:0 -o ignore ping -c 1 -s 2000 198.51.100.2 +} + +dummynet_nat_cleanup() +{ + pft_cleanup +} + atf_init_test_cases() { atf_add_test_case "too_many_fragments" @@ -518,4 +565,5 @@ atf_init_test_cases() atf_add_test_case "no_df" atf_add_test_case "reassemble_slowpath" atf_add_test_case "dummynet" + atf_add_test_case "dummynet_nat" }
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