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selftests/bpf: Monitor traffic for select_reuseport.

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Enable traffic monitoring for the subtests of select_reuseport.

Acked-by: Stanislav Fomichev <sdf@fomichev.me>
Signed-off-by: Kui-Feng Lee <thinker.li@gmail.com>
Link: https://lore.kernel.org/r/20240815053254.470944-7-thinker.li@gmail.com
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
This commit is contained in:
Kui-Feng Lee
2024-08-14 22:32:54 -07:00
committed by Martin KaFai Lau
parent b407b52b18
commit 6935408597
1 changed files with 13 additions and 24 deletions
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37
tools/testing/selftests/bpf/prog_tests/select_reuseport.c
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@@ -37,9 +37,7 @@ static int sk_fds[REUSEPORT_ARRAY_SIZE];
static int reuseport_array = -1, outer_map = -1;
static enum bpf_map_type inner_map_type;
static int select_by_skb_data_prog;
static int saved_tcp_syncookie = -1;
static struct bpf_object *obj;
static int saved_tcp_fo = -1;
static __u32 index_zero;
static int epfd;
@@ -193,14 +191,6 @@ static int write_int_sysctl(const char *sysctl, int v)
return 0;
}
static void restore_sysctls(void)
{
if (saved_tcp_fo != -1)
write_int_sysctl(TCP_FO_SYSCTL, saved_tcp_fo);
if (saved_tcp_syncookie != -1)
write_int_sysctl(TCP_SYNCOOKIE_SYSCTL, saved_tcp_syncookie);
}
static int enable_fastopen(void)
{
int fo;
@@ -793,6 +783,7 @@ static void test_config(int sotype, sa_family_t family, bool inany)
TEST_INIT(test_pass_on_err),
TEST_INIT(test_detach_bpf),
};
struct netns_obj *netns;
char s[MAX_TEST_NAME];
const struct test *t;
@@ -808,9 +799,21 @@ static void test_config(int sotype, sa_family_t family, bool inany)
if (!test__start_subtest(s))
continue;
netns = netns_new("select_reuseport", true);
if (!ASSERT_OK_PTR(netns, "netns_new"))
continue;
if (CHECK_FAIL(enable_fastopen()))
goto out;
if (CHECK_FAIL(disable_syncookie()))
goto out;
setup_per_test(sotype, family, inany, t->no_inner_map);
t->fn(sotype, family);
cleanup_per_test(t->no_inner_map);
out:
netns_free(netns);
}
}
@@ -850,21 +853,7 @@ void test_map_type(enum bpf_map_type mt)
void serial_test_select_reuseport(void)
{
saved_tcp_fo = read_int_sysctl(TCP_FO_SYSCTL);
if (saved_tcp_fo < 0)
goto out;
saved_tcp_syncookie = read_int_sysctl(TCP_SYNCOOKIE_SYSCTL);
if (saved_tcp_syncookie < 0)
goto out;
if (enable_fastopen())
goto out;
if (disable_syncookie())
goto out;
test_map_type(BPF_MAP_TYPE_REUSEPORT_SOCKARRAY);
test_map_type(BPF_MAP_TYPE_SOCKMAP);
test_map_type(BPF_MAP_TYPE_SOCKHASH);
out:
restore_sysctls();
}