Date: Tue, 20 Aug 2024 15:15:42 GMT From: Kristof Provost <kp@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: 7024e1066d5a - stable/13 - pf tests: ensure that traceroutes using ICMP work Message-ID: <202408201515.47KFFgnT010518@gitrepo.freebsd.org>
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The branch stable/13 has been updated by kp: URL: https://cgit.FreeBSD.org/src/commit/?id=7024e1066d5aba76dbbc85eb191357da7d32c619 commit 7024e1066d5aba76dbbc85eb191357da7d32c619 Author: Kristof Provost <kp@FreeBSD.org> AuthorDate: 2024-08-12 10:14:43 +0000 Commit: Kristof Provost <kp@FreeBSD.org> CommitDate: 2024-08-20 07:21:57 +0000 pf tests: ensure that traceroutes using ICMP work PR: 280701 MFC after: 1 week Sponsored by: Rubicon Communications, LLC ("Netgate") (cherry picked from commit 34063cb714602972b6d985ad747fc8f66a8daae1) --- tests/sys/netpfil/pf/icmp.sh | 65 +++++++++++++++++++++++++++++++++++++++++++ tests/sys/netpfil/pf/icmp6.sh | 65 +++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 130 insertions(+) diff --git a/tests/sys/netpfil/pf/icmp.sh b/tests/sys/netpfil/pf/icmp.sh index 72b531b08c51..16c4123b8dfe 100644 --- a/tests/sys/netpfil/pf/icmp.sh +++ b/tests/sys/netpfil/pf/icmp.sh @@ -71,7 +71,72 @@ cve_2019_5598_cleanup() pft_cleanup } +atf_test_case "ttl_exceeded" "cleanup" +ttl_exceeded_head() +{ + atf_set descr 'Test that we correctly translate TTL exceeded back' + atf_set require.user root +} + +ttl_exceeded_body() +{ + pft_init + + epair_srv=$(vnet_mkepair) + epair_int=$(vnet_mkepair) + epair_cl=$(vnet_mkepair) + + vnet_mkjail srv ${epair_srv}a + jexec srv ifconfig ${epair_srv}a 192.0.2.1/24 up + jexec srv route add default 192.0.2.2 + + vnet_mkjail int ${epair_srv}b ${epair_int}a + jexec int sysctl net.inet.ip.forwarding=1 + jexec int ifconfig ${epair_srv}b 192.0.2.2/24 up + jexec int ifconfig ${epair_int}a 203.0.113.2/24 up + + vnet_mkjail nat ${epair_int}b ${epair_cl}b + jexec nat ifconfig ${epair_int}b 203.0.113.1/24 up + jexec nat ifconfig ${epair_cl}b 198.51.100.2/24 up + jexec nat sysctl net.inet.ip.forwarding=1 + jexec nat route add default 203.0.113.2 + + vnet_mkjail cl ${epair_cl}a + jexec cl ifconfig ${epair_cl}a 198.51.100.1/24 up + jexec cl route add default 198.51.100.2 + + jexec nat pfctl -e + pft_set_rules nat \ + "nat on ${epair_int}b from 198.51.100.0/24 -> (${epair_int}b)" \ + "pass" + + # Sanity checks + atf_check -s exit:0 -o ignore \ + jexec cl ping -c 1 198.51.100.2 + atf_check -s exit:0 -o ignore \ + jexec cl ping -c 1 203.0.113.1 + atf_check -s exit:0 -o ignore \ + jexec cl ping -c 1 203.0.113.2 + atf_check -s exit:0 -o ignore \ + jexec cl ping -c 1 192.0.2.1 + + echo "UDP" + atf_check -s exit:0 -e ignore -o match:".*203.0.113.2.*" \ + jexec cl traceroute 192.0.2.1 + jexec nat pfctl -Fs + + echo "ICMP" + atf_check -s exit:0 -e ignore -o match:".*203.0.113.2.*" \ + jexec cl traceroute -I 192.0.2.1 +} + +ttl_exceeded_cleanup() +{ + pft_cleanup +} + atf_init_test_cases() { atf_add_test_case "cve_2019_5598" + atf_add_test_case "ttl_exceeded" } diff --git a/tests/sys/netpfil/pf/icmp6.sh b/tests/sys/netpfil/pf/icmp6.sh index 35d20c83cc4f..c54b54c20a87 100644 --- a/tests/sys/netpfil/pf/icmp6.sh +++ b/tests/sys/netpfil/pf/icmp6.sh @@ -83,7 +83,72 @@ zero_id_cleanup() pft_cleanup } +atf_test_case "ttl_exceeded" "cleanup" +ttl_exceeded_head() +{ + atf_set descr 'Test that we correctly translate TTL exceeded back' + atf_set require.user root +} + +ttl_exceeded_body() +{ + pft_init + + epair_srv=$(vnet_mkepair) + epair_int=$(vnet_mkepair) + epair_cl=$(vnet_mkepair) + + vnet_mkjail srv ${epair_srv}a + jexec srv ifconfig ${epair_srv}a inet6 2001:db8:1::1/64 no_dad up + jexec srv route add -6 default 2001:db8:1::2 + + vnet_mkjail int ${epair_srv}b ${epair_int}a + jexec int sysctl net.inet6.ip6.forwarding=1 + jexec int ifconfig ${epair_srv}b inet6 2001:db8:1::2/64 no_dad up + jexec int ifconfig ${epair_int}a inet6 2001:db8:2::2/64 no_dad up + + vnet_mkjail nat ${epair_int}b ${epair_cl}b + jexec nat ifconfig ${epair_int}b inet6 2001:db8:2::1 no_dad up + jexec nat ifconfig ${epair_cl}b inet6 2001:db8:3::2/64 no_dad up + jexec nat sysctl net.inet6.ip6.forwarding=1 + jexec nat route add -6 default 2001:db8:2::2 + + vnet_mkjail cl ${epair_cl}a + jexec cl ifconfig ${epair_cl}a inet6 2001:db8:3::1/64 no_dad up + jexec cl route add -6 default 2001:db8:3::2 + + jexec nat pfctl -e + pft_set_rules nat \ + "nat on ${epair_int}b from 2001:db8:3::/64 -> (${epair_int}b:0)" \ + "pass" + + # Sanity checks + atf_check -s exit:0 -o ignore \ + jexec cl ping -c 1 2001:db8:3::2 + atf_check -s exit:0 -o ignore \ + jexec cl ping -c 1 2001:db8:2::1 + atf_check -s exit:0 -o ignore \ + jexec cl ping -c 1 2001:db8:2::2 + atf_check -s exit:0 -o ignore \ + jexec cl ping -c 1 2001:db8:1::1 + + echo "UDP" + atf_check -s exit:0 -e ignore -o match:".*2001:db8:2::2.*" \ + jexec cl traceroute6 2001:db8:1::1 + jexec nat pfctl -Fs + + echo "ICMP" + atf_check -s exit:0 -e ignore -o match:".*2001:db8:2::2.*" \ + jexec cl traceroute6 -I 2001:db8:1::1 +} + +ttl_exceeded_cleanup() +{ + pft_cleanup +} + atf_init_test_cases() { atf_add_test_case "zero_id" + atf_add_test_case "ttl_exceeded" }
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