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Message-ID: <20230927093013.1951659-6-liujian56@huawei.com>
Date: Wed, 27 Sep 2023 17:30:11 +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 v5 5/7] selftests/bpf: add two skmsg verdict tests for BPF_F_PERMANENT flag

Add two tests for BPF_F_PERMANENT flag in sockmap_basic.c.

Signed-off-by: Liu Jian <liujian56@...wei.com>
---
 .../selftests/bpf/prog_tests/sockmap_basic.c    | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c b/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
index 93bf1907abd9..1a29e76fe29f 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)
+static void test_sockmap_msg_verdict(bool is_ingress, bool is_permanent)
 {
 	int key, sent, recvd, recv_fd;
 	int err, map, verdict, s, c0, c1, p0, p1;
@@ -528,11 +528,18 @@ static void test_sockmap_msg_verdict(bool is_ingress)
 		skel->bss->skmsg_redir_key = 2;
 	}
 
+	if (is_permanent)
+		skel->bss->skmsg_redir_flags |= BPF_F_PERMANENT;
+
 	sent = xsend(p1, &buf, sizeof(buf), 0);
 	ASSERT_EQ(sent, sizeof(buf), "xsend(p1)");
 	recvd = recv_timeout(recv_fd, &buf, sizeof(buf), SOCK_NONBLOCK, IO_TIMEOUT_SEC);
 	ASSERT_EQ(recvd, sizeof(buf), "recv_timeout(recv_fd)");
 
+	sent = xsend(p1, &buf, sizeof(buf), 0);
+	ASSERT_EQ(sent, sizeof(buf), "xsend(p1)");
+	recvd = recv_timeout(recv_fd, &buf, sizeof(buf), SOCK_NONBLOCK, IO_TIMEOUT_SEC);
+	ASSERT_EQ(recvd, sizeof(buf), "recv_timeout(recv_fd)");
 out_close:
 	close(c0);
 	close(p0);
@@ -583,7 +590,11 @@ 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);
+		test_sockmap_msg_verdict(false, false);
 	if (test__start_subtest("sockmap msg_verdict ingress"))
-		test_sockmap_msg_verdict(true);
+		test_sockmap_msg_verdict(true, false);
+	if (test__start_subtest("sockmap msg_verdict permanent"))
+		test_sockmap_msg_verdict(false, true);
+	if (test__start_subtest("sockmap msg_verdict ingress permanent"))
+		test_sockmap_msg_verdict(true, true);
 }
-- 
2.34.1


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