netdev - [PATCH bpf-next v2 6/7] selftests/bpf: add tests for verdict skmsg to itself

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20230811093237.3024459-7-liujian56@huawei.com>
Date: Fri, 11 Aug 2023 17:32:36 +0800
From: Liu Jian <liujian56@...wei.com>
To: <john.fastabend@...il.com>, <jakub@...udflare.com>, <ast@...nel.org>,
	<daniel@...earbox.net>, <andrii@...nel.org>, <martin.lau@...ux.dev>,
	<song@...nel.org>, <yonghong.song@...ux.dev>, <kpsingh@...nel.org>,
	<sdf@...gle.com>, <haoluo@...gle.com>, <jolsa@...nel.org>,
	<davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
	<pabeni@...hat.com>, <dsahern@...nel.org>
CC: <netdev@...r.kernel.org>, <bpf@...r.kernel.org>, <liujian56@...wei.com>
Subject: [PATCH bpf-next v2 6/7] selftests/bpf: add tests for verdict skmsg to itself

Add tests for verdict skmsg to itself in sockmap_basic.c

Signed-off-by: Liu Jian <liujian56@...wei.com>
---
 .../selftests/bpf/prog_tests/sockmap_basic.c  | 32 +++++++++++++------
 1 file changed, 23 insertions(+), 9 deletions(-)

diff --git a/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c b/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
index 52bbf2825fe7..37b0c05b77ff 100644
--- a/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
+++ b/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
@@ -476,7 +476,7 @@ static void test_sockmap_skb_verdict_fionread(bool pass_prog)
 		test_sockmap_drop_prog__destroy(drop);
 }
 
-static void test_sockmap_msg_verdict(bool is_ingress, bool is_permanently)
+static void test_sockmap_msg_verdict(bool is_ingress, bool is_permanently, bool is_self)
 {
 	int key, sent, recvd, recv_fd;
 	int err, map, verdict, s, c0, c1, p0, p1;
@@ -519,13 +519,23 @@ static void test_sockmap_msg_verdict(bool is_ingress, bool is_permanently)
 		goto out_close;
 
 	if (is_ingress) {
-		recv_fd = c1;
 		skel->bss->skmsg_redir_flags = BPF_F_INGRESS;
-		skel->bss->skmsg_redir_key = 1;
+		if (is_self) {
+			skel->bss->skmsg_redir_key = 0;
+			recv_fd = p1;
+		} else {
+			skel->bss->skmsg_redir_key = 1;
+			recv_fd = c1;
+		}
 	} else {
-		recv_fd = c0;
 		skel->bss->skmsg_redir_flags = 0;
-		skel->bss->skmsg_redir_key = 2;
+		if (is_self) {
+			skel->bss->skmsg_redir_key = 0;
+			recv_fd = c1;
+		} else {
+			skel->bss->skmsg_redir_key = 2;
+			recv_fd = c0;
+		}
 	}
 
 	if (is_permanently)
@@ -590,11 +600,15 @@ void test_sockmap_basic(void)
 	if (test__start_subtest("sockmap skb_verdict fionread on drop"))
 		test_sockmap_skb_verdict_fionread(false);
 	if (test__start_subtest("sockmap msg_verdict"))
-		test_sockmap_msg_verdict(false, false);
+		test_sockmap_msg_verdict(false, false, false);
 	if (test__start_subtest("sockmap msg_verdict ingress"))
-		test_sockmap_msg_verdict(true, false);
+		test_sockmap_msg_verdict(true, false, false);
 	if (test__start_subtest("sockmap msg_verdict permanently"))
-		test_sockmap_msg_verdict(false, true);
+		test_sockmap_msg_verdict(false, true, false);
 	if (test__start_subtest("sockmap msg_verdict ingress permanently"))
-		test_sockmap_msg_verdict(true, true);
+		test_sockmap_msg_verdict(true, true, false);
+	if (test__start_subtest("sockmap msg_verdict permanently self"))
+		test_sockmap_msg_verdict(false, true, true);
+	if (test__start_subtest("sockmap msg_verdict ingress permanently self"))
+		test_sockmap_msg_verdict(true, true, true);
 }
-- 
2.34.1