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selftests/bpf: Extend test for sockmap update with same

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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>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: John Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/bpf/20241202-sockmap-replace-v1-2-1e88579e7bd5@rbox.co
This commit is contained in:
Michal Luczaj
2024-12-02 12:29:24 +01:00
committed by Daniel Borkmann
parent ed1fc5d76b
commit 11d5245f60
1 changed files with 5 additions and 3 deletions
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8
tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
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@@ -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);
}