diff mbox series

[bpf,2/3] selftest/bpf: Extend test for sockmap update with same

Message ID 20241202-sockmap-replace-v1-2-1e88579e7bd5@rbox.co (mailing list archive)
State Accepted
Commit 11d5245f608f8ac01c97b93f31497cef7b96e457
Delegated to: BPF
Headers show
Series bpf, sockmap: Fix the element replace | expand

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Commit Message

Michal Luczaj Dec. 2, 2024, 11:29 a.m. UTC 
Verify that the sockmap link was not severed, and socket's entry is indeed
removed from the map when the corresponding descriptor gets closed.

Signed-off-by: Michal Luczaj <mhal@rbox.co>
---
 tools/testing/selftests/bpf/prog_tests/sockmap_basic.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

Comments

John Fastabend Dec. 9, 2024, 5:50 a.m. UTC | #1 
Michal Luczaj wrote:
> Verify that the sockmap link was not severed, and socket's entry is indeed
> removed from the map when the corresponding descriptor gets closed.
> 
> Signed-off-by: Michal Luczaj <mhal@rbox.co>
> ---

Reviewed-by: John Fastabend <john.fastabend@gmail.com>
diff mbox series

Patch

diff --git a/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c b/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
index fdff0652d7ef5cdd4892af8c2c83cbf18cbf163f..248754296d972286e45d79331e95a8a6ae824590 100644
--- a/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
+++ b/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
@@ -934,8 +934,10 @@  static void test_sockmap_same_sock(void)
 
 	err = socketpair(AF_UNIX, SOCK_STREAM, 0, stream);
 	ASSERT_OK(err, "socketpair(af_unix, sock_stream)");
-	if (err)
+	if (err) {
+		close(tcp);
 		goto out;
+	}
 
 	for (i = 0; i < 2; i++) {
 		err = bpf_map_update_elem(map, &zero, &stream[0], BPF_ANY);
@@ -954,14 +956,14 @@  static void test_sockmap_same_sock(void)
 		ASSERT_OK(err, "bpf_map_update_elem(tcp)");
 	}
 
+	close(tcp);
 	err = bpf_map_delete_elem(map, &zero);
-	ASSERT_OK(err, "bpf_map_delete_elem(entry)");
+	ASSERT_ERR(err, "bpf_map_delete_elem(entry)");
 
 	close(stream[0]);
 	close(stream[1]);
 out:
 	close(dgram);
-	close(tcp);
 	close(udp);
 	test_sockmap_pass_prog__destroy(skel);
 }