selftests/bpf: Monitor traffic for sockmap_listen.

Enable traffic monitor for each subtest of sockmap_listen.

Acked-by: Stanislav Fomichev <sdf@fomichev.me>
Signed-off-by: Kui-Feng Lee <thinker.li@gmail.com>
Link: https://lore.kernel.org/r/20240815053254.470944-6-thinker.li@gmail.com
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>

diff --git a/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c b/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c
index 9ce0e0e..ebb5f63 100644 (file)
--- a/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c
+++ b/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c
@@ -1925,6 +1925,7 @@ static void test_udp_unix_redir(struct test_sockmap_listen *skel, struct bpf_map
                                int family)
 {
        const char *family_name, *map_name;
+       struct netns_obj *netns;
        char s[MAX_TEST_NAME];
 
        family_name = family_str(family);
@@ -1932,8 +1933,15 @@ static void test_udp_unix_redir(struct test_sockmap_listen *skel, struct bpf_map
        snprintf(s, sizeof(s), "%s %s %s", map_name, family_name, __func__);
        if (!test__start_subtest(s))
                return;
+
+       netns = netns_new("sockmap_listen", true);
+       if (!ASSERT_OK_PTR(netns, "netns_new"))
+               return;
+
        inet_unix_skb_redir_to_connected(skel, map, family);
        unix_inet_skb_redir_to_connected(skel, map, family);
+
+       netns_free(netns);
 }
 
 static void run_tests(struct test_sockmap_listen *skel, struct bpf_map *map,