From patchwork Fri May 15 14:53:39 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Haines X-Patchwork-Id: 11552243 X-Patchwork-Delegate: omosnacek@gmail.com Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D65091391 for ; Fri, 15 May 2020 14:53:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AEB362076A for ; Fri, 15 May 2020 14:53:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=btinternet.com header.i=@btinternet.com header.b="QVShCHs1" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726513AbgEOOxv (ORCPT ); Fri, 15 May 2020 10:53:51 -0400 Received: from mailomta23-re.btinternet.com ([213.120.69.116]:24860 "EHLO re-prd-fep-043.btinternet.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726144AbgEOOxu (ORCPT ); Fri, 15 May 2020 10:53:50 -0400 Received: from re-prd-rgout-001.btmx-prd.synchronoss.net ([10.2.54.4]) by re-prd-fep-043.btinternet.com with ESMTP id <20200515145344.NYNM4106.re-prd-fep-043.btinternet.com@re-prd-rgout-001.btmx-prd.synchronoss.net>; Fri, 15 May 2020 15:53:44 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=btinternet.com; s=btmx201904; t=1589554424; bh=dEYqyqBFyPLjdPhInC/lZLh7/NGPgT70UhJJqyjRxsM=; h=From:To:Cc:Subject:Date:Message-Id:X-Mailer:MIME-Version; b=QVShCHs1yyAX3wbJ2G3gqYyKq8GsKeLW0C/1bquLimKsCorrAk+/xcqfStqLMlqQqFPSl+KIW+dMfcLPlTrHAqA5SDBlU0MbZHEEUVwDCObBGBHNopCrvIapSUpJjCNNvUwVv12o7oGooMHPKswuFOxI+mcaTo4F3LuPJxB4iebAtiUDD7lPCKb21CuE0c2sL3O4czxM7X9qZ10qdAJDSFgTlC2xoJlJmvT41Dmok0bAtvFtNszBEzN+0oPLs0fyzaHABkbFLqfqDfijdZEvtdwyuZmfIKdY4a6489n31kUdhQ2xL7Uh8vZFatUqHOzs3n5sTZWwsapzW11ETMz1WQ== Authentication-Results: btinternet.com; auth=pass (PLAIN) smtp.auth=richard_c_haines@btinternet.com X-Originating-IP: [86.190.32.24] X-OWM-Source-IP: 86.190.32.24 (GB) X-OWM-Env-Sender: richard_c_haines@btinternet.com X-VadeSecure-score: verdict=clean score=0/300, class=clean X-RazorGate-Vade: gggruggvucftvghtrhhoucdtuddrgeduhedrleekgdejlecutefuodetggdotefrodftvfcurfhrohhfihhlvgemuceutffkvffkuffjvffgnffgvefqofdpqfgfvfenuceurghilhhouhhtmecufedtudenucenucfjughrpefhvffufffkofgggfestdekredtredttdenucfhrhhomheptfhitghhrghrugcujfgrihhnvghsuceorhhitghhrghruggptggphhgrihhnvghssegsthhinhhtvghrnhgvthdrtghomheqnecuggftrfgrthhtvghrnhepleetffegveevjeehvefhtefgueevudettedutdffvdejkeeiteegheevfeejtdefnecukfhppeekiedrudeltddrfedvrddvgeenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhephhgvlhhopehlohgtrghlhhhoshhtrdhlohgtrghlughomhgrihhnpdhinhgvthepkeeirdduledtrdefvddrvdegpdhmrghilhhfrhhomhepoehrihgthhgrrhgupggtpghhrghinhgvshessghtihhnthgvrhhnvghtrdgtohhmqedprhgtphhtthhopeeoohhmohhsnhgrtggvsehrvgguhhgrthdrtghomheqpdhrtghpthhtohepoehrihgthhgrrhgupggtpghhrghinhgvshessghtihhnthgvrhhnvghtrdgtohhmqecuqfftvefrvfeprhhftgekvddvnehrihgthhgrrhgupggtpghhrghinhgvshessghtihhnthgvrhhnvghtrdgtohhmpdhrtghpthhtohepoehsvghlihhnuhigsehvghgvrhdrkhgvrhhnvghlrdhorhhgqe X-RazorGate-Vade-Verdict: clean 0 X-RazorGate-Vade-Classification: clean X-SNCR-hdrdom: btinternet.com Received: from localhost.localdomain (86.190.32.24) by re-prd-rgout-001.btmx-prd.synchronoss.net (5.8.340) (authenticated as richard_c_haines@btinternet.com) id 5E3A147D10ABF1FC; Fri, 15 May 2020 15:53:44 +0100 From: Richard Haines To: omosnace@redhat.com, selinux@vger.kernel.org Cc: Richard Haines Subject: [PATCH V3] selinux-testsuite: Add nftables to inet_socket and sctp tests Date: Fri, 15 May 2020 15:53:39 +0100 Message-Id: <20200515145339.189099-1-richard_c_haines@btinternet.com> X-Mailer: git-send-email 2.25.3 MIME-Version: 1.0 Sender: selinux-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: selinux@vger.kernel.org Support secmark tests that require nftables version 9.3 or greater and kernel 4.20 or greater. Signed-off-by: Richard Haines --- V2 Change: Use common tests for iptables/nftables V3 Change: Use function README.md | 4 +- tests/inet_socket/nftables-flush | 2 + tests/inet_socket/nftables-load | 74 ++++++++++++++++++++++++ tests/inet_socket/test | 99 ++++++++++++++++++++------------ tests/sctp/nftables-flush | 2 + tests/sctp/nftables-load | 68 ++++++++++++++++++++++ tests/sctp/test | 87 +++++++++++++++++----------- 7 files changed, 265 insertions(+), 71 deletions(-) create mode 100644 tests/inet_socket/nftables-flush create mode 100644 tests/inet_socket/nftables-load create mode 100644 tests/sctp/nftables-flush create mode 100644 tests/sctp/nftables-load diff --git a/README.md b/README.md index 1f7e5d9..d65e9b8 100644 --- a/README.md +++ b/README.md @@ -57,6 +57,7 @@ similar dependencies): * keyutils-libs-devel _(tools used by the keys tests)_ * kernel-devel _(used by the kernel module tests)_ * quota, xfsprogs-devel and libuuid-devel _(used by the filesystem tests)_ +* nftables _(used by inet_socket and sctp tests if ver >= 9.3 for secmark testing )_ On a modern Fedora system you can install these dependencies with the following command: @@ -77,7 +78,8 @@ following command: kernel-devel \ quota \ xfsprogs-devel \ - libuuid-devel + libuuid-devel \ + nftables #### Debian diff --git a/tests/inet_socket/nftables-flush b/tests/inet_socket/nftables-flush new file mode 100644 index 0000000..7d62b8d --- /dev/null +++ b/tests/inet_socket/nftables-flush @@ -0,0 +1,2 @@ +delete table ip security +delete table ip6 security diff --git a/tests/inet_socket/nftables-load b/tests/inet_socket/nftables-load new file mode 100644 index 0000000..11ec382 --- /dev/null +++ b/tests/inet_socket/nftables-load @@ -0,0 +1,74 @@ +# Based on NFT project example. Requires kernel >= 4.20 and nft >= 0.9.3 + +add table ip security +add table ip6 security + +table ip security { + + secmark inet_server { + "system_u:object_r:test_server_packet_t:s0" + } + + map secmapping_in_out { + type inet_service : secmark + elements = { 65535 : "inet_server" } + } + + chain input { + type filter hook input priority 0; + + # label new incoming packets and add to connection + ct state new meta secmark set tcp dport map @secmapping_in_out + ct state new meta secmark set udp dport map @secmapping_in_out + ct state new ct secmark set meta secmark + + # set label for est/rel packets from connection + ct state established,related meta secmark set ct secmark + } + + chain output { + type filter hook output priority 0; + + # label new outgoing packets and add to connection + ct state new meta secmark set tcp dport map @secmapping_in_out + # 'established' is used here so that the error return is the + # same as the 'iptables-load' tests (no reply from server) + ct state established meta secmark set udp dport map @secmapping_in_out + ct state new ct secmark set meta secmark + + # set label for est/rel packets from connection + ct state established,related meta secmark set ct secmark + } +} + +table ip6 security { + + secmark inet_server { + "system_u:object_r:test_server_packet_t:s0" + } + + map secmapping_in_out { + type inet_service : secmark + elements = { 65535 : "inet_server" } + } + + chain input { + type filter hook input priority 0; + + ct state new meta secmark set tcp dport map @secmapping_in_out + ct state new meta secmark set udp dport map @secmapping_in_out + ct state new ct secmark set meta secmark + + ct state established,related meta secmark set ct secmark + } + + chain output { + type filter hook output priority 0; + + ct state new meta secmark set tcp dport map @secmapping_in_out + ct state established meta secmark set udp dport map @secmapping_in_out + ct state new ct secmark set meta secmark + + ct state established,related meta secmark set ct secmark + } +} diff --git a/tests/inet_socket/test b/tests/inet_socket/test index 47ce106..c2ad1ce 100755 --- a/tests/inet_socket/test +++ b/tests/inet_socket/test @@ -27,6 +27,19 @@ BEGIN { $test_calipso_stream = 1; } + # Determine nftables version, must be >= 0.9.3 for secmark support + # with kernel >= 4.20 + $test_nft = 0; + $nft = `nft -v`; + $nft =~ s/\D//g; + $kverminstream = "4.20"; + + $rc = `$basedir/../kvercmp $kvercur $kverminstream`; + if ( $nft gt "092" and $rc > 0 ) { + $test_count += 8; + $test_nft = 1; + } + plan tests => $test_count; } @@ -348,64 +361,76 @@ if ($test_ipsec) { system "/bin/sh $basedir/ipsec-flush"; } -# Load iptables (IPv4 & IPv6) configuration. -system "/bin/sh $basedir/iptables-load"; +# +################## Test iptables/nftables configuration ###################### +# +sub test_tables { -# Start the stream server. -$pid = server_start( "-t test_inet_server_t", "-n stream 65535" ); + # Start the stream server. + $pid = server_start( "-t test_inet_server_t", "-n stream 65535" ); -# Verify that authorized client can communicate with the server. -$result = system + # Verify that authorized client can communicate with the server. + $result = system "runcon -t test_inet_client_t -- $basedir/client -e nopeer stream 127.0.0.1 65535"; -ok( $result eq 0 ); + ok( $result eq 0 ); -# Verify that unauthorized client cannot communicate with the server. -$result = system + # Verify that unauthorized client cannot communicate with the server. + $result = system "runcon -t test_inet_bad_client_t -- $basedir/client -e nopeer stream 127.0.0.1 65535 2>&1"; -ok( $result >> 8 eq 5 ); + ok( $result >> 8 eq 5 ); -# Verify that authorized client can communicate with the server. -$result = system - "runcon -t test_inet_client_t -- $basedir/client -e nopeer stream ::1 65535"; -ok( $result eq 0 ); + # Verify that authorized client can communicate with the server. + $result = system +"runcon -t test_inet_client_t -- $basedir/client -e nopeer stream ::1 65535"; + ok( $result eq 0 ); -# Verify that unauthorized client cannot communicate with the server. -$result = system + # Verify that unauthorized client cannot communicate with the server. + $result = system "runcon -t test_inet_bad_client_t -- $basedir/client -e nopeer stream ::1 65535 2>&1"; -ok( $result >> 8 eq 5 ); + ok( $result >> 8 eq 5 ); -# Kill the server. -server_end($pid); + # Kill the server. + server_end($pid); -# Start the dgram server. -$pid = server_start( "-t test_inet_server_t", "-n dgram 65535" ); + # Start the dgram server. + $pid = server_start( "-t test_inet_server_t", "-n dgram 65535" ); -# Verify that authorized client can communicate with the server. -$result = system + # Verify that authorized client can communicate with the server. + $result = system "runcon -t test_inet_client_t $basedir/client -e nopeer dgram 127.0.0.1 65535"; -ok( $result eq 0 ); + ok( $result eq 0 ); -# Verify that unauthorized client cannot communicate with the server. -$result = system + # Verify that unauthorized client cannot communicate with the server. + $result = system "runcon -t test_inet_bad_client_t -- $basedir/client -e nopeer dgram 127.0.0.1 65535 2>&1"; -ok( $result >> 8 eq 8 ); + ok( $result >> 8 eq 8 ); -# Verify that authorized client can communicate with the server. -$result = system - "runcon -t test_inet_client_t $basedir/client -e nopeer dgram ::1 65535"; -ok( $result eq 0 ); + # Verify that authorized client can communicate with the server. + $result = system + "runcon -t test_inet_client_t $basedir/client -e nopeer dgram ::1 65535"; + ok( $result eq 0 ); -# Verify that unauthorized client cannot communicate with the server. -$result = system + # Verify that unauthorized client cannot communicate with the server. + $result = system "runcon -t test_inet_bad_client_t -- $basedir/client -e nopeer dgram ::1 65535 2>&1"; -ok( $result >> 8 eq 8 ); + ok( $result >> 8 eq 8 ); -# Kill the server. -server_end($pid); + # Kill the server. + server_end($pid); +} -# Flush iptables configuration. +print "Testing iptables (IPv4/IPv6).\n"; +system "/bin/sh $basedir/iptables-load"; +test_tables(); system "/bin/sh $basedir/iptables-flush"; +if ($test_nft) { + print "Testing nftables (IPv4/IPv6).\n"; + system "nft -f $basedir/nftables-load"; + test_tables(); + system "nft -f $basedir/nftables-flush"; +} + if ($test_calipso_stream) { # Load NetLabel configuration for CALIPSO/IPv6 labeling over loopback. diff --git a/tests/sctp/nftables-flush b/tests/sctp/nftables-flush new file mode 100644 index 0000000..7d62b8d --- /dev/null +++ b/tests/sctp/nftables-flush @@ -0,0 +1,2 @@ +delete table ip security +delete table ip6 security diff --git a/tests/sctp/nftables-load b/tests/sctp/nftables-load new file mode 100644 index 0000000..2cac3bb --- /dev/null +++ b/tests/sctp/nftables-load @@ -0,0 +1,68 @@ +# Based on NFT project example. Requires kernel >= 4.20 and nft >= 0.9.3 + +add table ip security +add table ip6 security + +table ip security { + + secmark sctp_server { + "system_u:object_r:test_sctp_server_packet_t:s0" + } + + map secmapping_in_out { + type inet_service : secmark + elements = { 1035 : "sctp_server" } + } + + chain input { + type filter hook input priority 0; + + # label new incoming packets and add to connection + ct state new meta secmark set sctp dport map @secmapping_in_out + ct state new ct secmark set meta secmark + + # set label for est/rel packets from connection + ct state established,related meta secmark set ct secmark + } + + chain output { + type filter hook output priority 0; + + # label new outgoing packets and add to connection + ct state new meta secmark set sctp dport map @secmapping_in_out + ct state new ct secmark set meta secmark + + # set label for est/rel packets from connection + ct state established,related meta secmark set ct secmark + } +} + +table ip6 security { + + secmark sctp_server { + "system_u:object_r:test_sctp_server_packet_t:s0" + } + + map secmapping_in_out { + type inet_service : secmark + elements = { 1035 : "sctp_server" } + } + + chain input { + type filter hook input priority 0; + + ct state new meta secmark set sctp dport map @secmapping_in_out + ct state new ct secmark set meta secmark + + ct state established,related meta secmark set ct secmark + } + + chain output { + type filter hook output priority 0; + + ct state new meta secmark set sctp dport map @secmapping_in_out + ct state new ct secmark set meta secmark + + ct state established,related meta secmark set ct secmark + } +} diff --git a/tests/sctp/test b/tests/sctp/test index 6631da4..8305aba 100755 --- a/tests/sctp/test +++ b/tests/sctp/test @@ -56,6 +56,16 @@ BEGIN { $test_calipso = 1; } + # Determine nftables version, must be >= 0.9.3 for secmark support. + $test_nft = 0; + $nft = `nft -v`; + $nft =~ s/\D//g; + + if ( $nft gt "092" ) { + $test_count += 8; + $test_nft = 1; + } + plan tests => $test_count; } } @@ -749,64 +759,75 @@ if ($test_calipso) { } # -##################### Test iptables configuration ############################ +################## Test iptables/nftables configuration ###################### # -print "# Testing iptables (IPv4/IPv6).\n"; -system "/bin/sh $basedir/iptables-load"; +sub test_tables { -# Start the stream server. -$pid = - server_start( "-t test_sctp_server_t", "sctp_server", "$v -n stream 1035" ); + # Start the stream server. + $pid = server_start( "-t test_sctp_server_t", + "sctp_server", "$v -n stream 1035" ); -# Verify that authorized client can communicate with the server STREAM->STREAM. -$result = system + # Verify that authorized client can communicate with the server STREAM->STREAM. + $result = system "runcon -t test_sctp_client_t $basedir/sctp_client $v -e nopeer stream 127.0.0.1 1035"; -ok( $result eq 0 ); + ok( $result eq 0 ); # Verify that a client without peer { recv } permission cannot communicate with the server STREAM->STREAM. -$result = system + $result = system "runcon -t test_sctp_deny_peer_client_t -- $basedir/sctp_client $v -e nopeer stream 127.0.0.1 1035 2>&1"; -ok( $result >> 8 eq 6 ); + ok( $result >> 8 eq 6 ); -# Verify that authorized client can communicate with the server STREAM->STREAM. -$result = system + # Verify that authorized client can communicate with the server STREAM->STREAM. + $result = system "runcon -t test_sctp_client_t $basedir/sctp_client $v -e nopeer stream ::1 1035"; -ok( $result eq 0 ); + ok( $result eq 0 ); # Verify that a client without peer { recv } permission cannot communicate with the server STREAM->STREAM. -$result = system + $result = system "runcon -t test_sctp_deny_peer_client_t -- $basedir/sctp_client $v -e nopeer stream ::1 1035 2>&1"; -ok( $result >> 8 eq 6 ); + ok( $result >> 8 eq 6 ); -# Kill the stream server. -server_end($pid); + # Kill the stream server. + server_end($pid); -# Start the seq server. -$pid = server_start( "-t test_sctp_server_t", "sctp_server", "$v -n seq 1035" ); + # Start the seq server. + $pid = + server_start( "-t test_sctp_server_t", "sctp_server", "$v -n seq 1035" ); -# Verify that authorized client can communicate with the server SEQ->SEQ. -$result = system + # Verify that authorized client can communicate with the server SEQ->SEQ. + $result = system "runcon -t test_sctp_client_t $basedir/sctp_client $v -e nopeer seq 127.0.0.1 1035"; -ok( $result eq 0 ); + ok( $result eq 0 ); # Verify that a client without peer { recv } permission cannot communicate with the server SEQ->SEQ. -$result = system + $result = system "runcon -t test_sctp_deny_peer_client_t -- $basedir/sctp_client $v -e nopeer seq 127.0.0.1 1035 2>&1"; -ok( $result >> 8 eq 6 ); + ok( $result >> 8 eq 6 ); -# Verify that authorized client can communicate with the server SEQ->SEQ. -$result = system - "runcon -t test_sctp_client_t $basedir/sctp_client $v -e nopeer seq ::1 1035"; -ok( $result eq 0 ); + # Verify that authorized client can communicate with the server SEQ->SEQ. + $result = system +"runcon -t test_sctp_client_t $basedir/sctp_client $v -e nopeer seq ::1 1035"; + ok( $result eq 0 ); # Verify that a client without peer { recv } permission cannot communicate with the server SEQ->SEQ. -$result = system + $result = system "runcon -t test_sctp_deny_peer_client_t -- $basedir/sctp_client $v -e nopeer seq ::1 1035 2>&1"; -ok( $result >> 8 eq 6 ); + ok( $result >> 8 eq 6 ); -# Kill the seq server. -server_end($pid); + # Kill the seq server. + server_end($pid); +} +print "# Testing iptables (IPv4/IPv6).\n"; +system "/bin/sh $basedir/iptables-load"; +test_tables(); system "/bin/sh $basedir/iptables-flush"; +if ($test_nft) { + print "# Testing nftables (IPv4/IPv6).\n"; + system "nft -f $basedir/nftables-load"; + test_tables(); + system "nft -f $basedir/nftables-flush"; +} + exit;