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selftests/bpf: Use ASSERT_* instead of CHECK

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Replace usage of CHECK with a corresponding ASSERT_* macro for bpf_iter
tests. Only done if the final result is equivalent, no changes when
replacement means loosing some information, e.g. from formatting string.

Signed-off-by: Dmitrii Dolgov <9erthalion6@gmail.com>
Link: https://lore.kernel.org/r/20220510155233.9815-4-9erthalion6@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Dmitrii Dolgov 2022-05-10 17:52:32 +02:00 committed by Alexei Starovoitov
parent 6b2d16b657
commit f78625fdc9
1 changed files with 88 additions and 154 deletions
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242
tools/testing/selftests/bpf/prog_tests/bpf_iter.c
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@ -34,8 +34,7 @@ static void test_btf_id_or_null(void)
struct bpf_iter_test_kern3 *skel;
skel = bpf_iter_test_kern3__open_and_load();
if (CHECK(skel, "bpf_iter_test_kern3__open_and_load",
"skeleton open_and_load unexpectedly succeeded\n")) {
if (!ASSERT_ERR_PTR(skel, "bpf_iter_test_kern3__open_and_load")) {
bpf_iter_test_kern3__destroy(skel);
return;
}
@ -52,7 +51,7 @@ static void do_dummy_read(struct bpf_program *prog)
return;
iter_fd = bpf_iter_create(bpf_link__fd(link));
if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))
if (!ASSERT_GE(iter_fd, 0, "create_iter"))
goto free_link;
/* not check contents, but ensure read() ends without error */
@ -87,8 +86,7 @@ static void test_ipv6_route(void)
struct bpf_iter_ipv6_route *skel;
skel = bpf_iter_ipv6_route__open_and_load();
if (CHECK(!skel, "bpf_iter_ipv6_route__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_ipv6_route__open_and_load"))
return;
do_dummy_read(skel->progs.dump_ipv6_route);
@ -101,8 +99,7 @@ static void test_netlink(void)
struct bpf_iter_netlink *skel;
skel = bpf_iter_netlink__open_and_load();
if (CHECK(!skel, "bpf_iter_netlink__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_netlink__open_and_load"))
return;
do_dummy_read(skel->progs.dump_netlink);
@ -115,8 +112,7 @@ static void test_bpf_map(void)
struct bpf_iter_bpf_map *skel;
skel = bpf_iter_bpf_map__open_and_load();
if (CHECK(!skel, "bpf_iter_bpf_map__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_bpf_map__open_and_load"))
return;
do_dummy_read(skel->progs.dump_bpf_map);
@ -129,8 +125,7 @@ static void test_task(void)
struct bpf_iter_task *skel;
skel = bpf_iter_task__open_and_load();
if (CHECK(!skel, "bpf_iter_task__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_task__open_and_load"))
return;
do_dummy_read(skel->progs.dump_task);
@ -161,8 +156,7 @@ static void test_task_stack(void)
struct bpf_iter_task_stack *skel;
skel = bpf_iter_task_stack__open_and_load();
if (CHECK(!skel, "bpf_iter_task_stack__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_task_stack__open_and_load"))
return;
do_dummy_read(skel->progs.dump_task_stack);
@ -183,24 +177,22 @@ static void test_task_file(void)
void *ret;
skel = bpf_iter_task_file__open_and_load();
if (CHECK(!skel, "bpf_iter_task_file__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_task_file__open_and_load"))
return;
skel->bss->tgid = getpid();
if (CHECK(pthread_create(&thread_id, NULL, &do_nothing, NULL),
"pthread_create", "pthread_create failed\n"))
if (!ASSERT_OK(pthread_create(&thread_id, NULL, &do_nothing, NULL),
"pthread_create"))
goto done;
do_dummy_read(skel->progs.dump_task_file);
if (CHECK(pthread_join(thread_id, &ret) || ret != NULL,
"pthread_join", "pthread_join failed\n"))
if (!ASSERT_FALSE(pthread_join(thread_id, &ret) || ret != NULL,
"pthread_join"))
goto done;
CHECK(skel->bss->count != 0, "check_count",
"invalid non pthread file visit count %d\n", skel->bss->count);
ASSERT_EQ(skel->bss->count, 0, "check_count");
done:
bpf_iter_task_file__destroy(skel);
@ -224,7 +216,7 @@ static int do_btf_read(struct bpf_iter_task_btf *skel)
return ret;
iter_fd = bpf_iter_create(bpf_link__fd(link));
if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))
if (!ASSERT_GE(iter_fd, 0, "create_iter"))
goto free_link;
err = read_fd_into_buffer(iter_fd, buf, TASKBUFSZ);
@ -238,9 +230,8 @@ static int do_btf_read(struct bpf_iter_task_btf *skel)
if (CHECK(err < 0, "read", "read failed: %s\n", strerror(errno)))
goto free_link;
CHECK(strstr(taskbuf, "(struct task_struct)") == NULL,
"check for btf representation of task_struct in iter data",
"struct task_struct not found");
ASSERT_HAS_SUBSTR(taskbuf, "(struct task_struct)",
"check for btf representation of task_struct in iter data");
free_link:
if (iter_fd > 0)
close(iter_fd);
@ -255,8 +246,7 @@ static void test_task_btf(void)
int ret;
skel = bpf_iter_task_btf__open_and_load();
if (CHECK(!skel, "bpf_iter_task_btf__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_task_btf__open_and_load"))
return;
bss = skel->bss;
@ -265,12 +255,10 @@ static void test_task_btf(void)
if (ret)
goto cleanup;
if (CHECK(bss->tasks == 0, "check if iterated over tasks",
"no task iteration, did BPF program run?\n"))
if (!ASSERT_NEQ(bss->tasks, 0, "no task iteration, did BPF program run?"))
goto cleanup;
CHECK(bss->seq_err != 0, "check for unexpected err",
"bpf_seq_printf_btf returned %ld", bss->seq_err);
ASSERT_EQ(bss->seq_err, 0, "check for unexpected err");
cleanup:
bpf_iter_task_btf__destroy(skel);
@ -281,8 +269,7 @@ static void test_tcp4(void)
struct bpf_iter_tcp4 *skel;
skel = bpf_iter_tcp4__open_and_load();
if (CHECK(!skel, "bpf_iter_tcp4__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_tcp4__open_and_load"))
return;
do_dummy_read(skel->progs.dump_tcp4);
@ -295,8 +282,7 @@ static void test_tcp6(void)
struct bpf_iter_tcp6 *skel;
skel = bpf_iter_tcp6__open_and_load();
if (CHECK(!skel, "bpf_iter_tcp6__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_tcp6__open_and_load"))
return;
do_dummy_read(skel->progs.dump_tcp6);
@ -309,8 +295,7 @@ static void test_udp4(void)
struct bpf_iter_udp4 *skel;
skel = bpf_iter_udp4__open_and_load();
if (CHECK(!skel, "bpf_iter_udp4__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_udp4__open_and_load"))
return;
do_dummy_read(skel->progs.dump_udp4);
@ -323,8 +308,7 @@ static void test_udp6(void)
struct bpf_iter_udp6 *skel;
skel = bpf_iter_udp6__open_and_load();
if (CHECK(!skel, "bpf_iter_udp6__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_udp6__open_and_load"))
return;
do_dummy_read(skel->progs.dump_udp6);
@ -349,7 +333,7 @@ static void test_unix(void)
static int do_read_with_fd(int iter_fd, const char *expected,
bool read_one_char)
{
int err = -1, len, read_buf_len, start;
int len, read_buf_len, start;
char buf[16] = {};
read_buf_len = read_one_char ? 1 : 16;
@ -363,9 +347,7 @@ static int do_read_with_fd(int iter_fd, const char *expected,
if (CHECK(len < 0, "read", "read failed: %s\n", strerror(errno)))
return -1;
err = strcmp(buf, expected);
if (CHECK(err, "read", "incorrect read result: buf %s, expected %s\n",
buf, expected))
if (!ASSERT_STREQ(buf, expected, "read"))
return -1;
return 0;
@ -378,19 +360,17 @@ static void test_anon_iter(bool read_one_char)
int iter_fd, err;
skel = bpf_iter_test_kern1__open_and_load();
if (CHECK(!skel, "bpf_iter_test_kern1__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_test_kern1__open_and_load"))
return;
err = bpf_iter_test_kern1__attach(skel);
if (CHECK(err, "bpf_iter_test_kern1__attach",
"skeleton attach failed\n")) {
if (!ASSERT_OK(err, "bpf_iter_test_kern1__attach")) {
goto out;
}
link = skel->links.dump_task;
iter_fd = bpf_iter_create(bpf_link__fd(link));
if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))
if (!ASSERT_GE(iter_fd, 0, "create_iter"))
goto out;
do_read_with_fd(iter_fd, "abcd", read_one_char);
@ -423,8 +403,7 @@ static void test_file_iter(void)
int err;
skel1 = bpf_iter_test_kern1__open_and_load();
if (CHECK(!skel1, "bpf_iter_test_kern1__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel1, "bpf_iter_test_kern1__open_and_load"))
return;
link = bpf_program__attach_iter(skel1->progs.dump_task, NULL);
@ -447,12 +426,11 @@ static void test_file_iter(void)
* should change.
*/
skel2 = bpf_iter_test_kern2__open_and_load();
if (CHECK(!skel2, "bpf_iter_test_kern2__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel2, "bpf_iter_test_kern2__open_and_load"))
goto unlink_path;
err = bpf_link__update_program(link, skel2->progs.dump_task);
if (CHECK(err, "update_prog", "update_prog failed\n"))
if (!ASSERT_OK(err, "update_prog"))
goto destroy_skel2;
do_read(path, "ABCD");
@ -478,8 +456,7 @@ static void test_overflow(bool test_e2big_overflow, bool ret1)
char *buf;
skel = bpf_iter_test_kern4__open();
if (CHECK(!skel, "bpf_iter_test_kern4__open",
"skeleton open failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_test_kern4__open"))
return;
/* create two maps: bpf program will only do bpf_seq_write
@ -515,8 +492,8 @@ static void test_overflow(bool test_e2big_overflow, bool ret1)
}
skel->rodata->ret1 = ret1;
if (CHECK(bpf_iter_test_kern4__load(skel),
"bpf_iter_test_kern4__load", "skeleton load failed\n"))
if (!ASSERT_OK(bpf_iter_test_kern4__load(skel),
"bpf_iter_test_kern4__load"))
goto free_map2;
/* setup filtering map_id in bpf program */
@ -538,7 +515,7 @@ static void test_overflow(bool test_e2big_overflow, bool ret1)
goto free_map2;
iter_fd = bpf_iter_create(bpf_link__fd(link));
if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))
if (!ASSERT_GE(iter_fd, 0, "create_iter"))
goto free_link;
buf = malloc(expected_read_len);
@ -574,22 +551,16 @@ static void test_overflow(bool test_e2big_overflow, bool ret1)
goto free_buf;
}
if (CHECK(total_read_len != expected_read_len, "read",
"total len %u, expected len %u\n", total_read_len,
expected_read_len))
if (!ASSERT_EQ(total_read_len, expected_read_len, "read"))
goto free_buf;
if (CHECK(skel->bss->map1_accessed != 1, "map1_accessed",
"expected 1 actual %d\n", skel->bss->map1_accessed))
if (!ASSERT_EQ(skel->bss->map1_accessed, 1, "map1_accessed"))
goto free_buf;
if (CHECK(skel->bss->map2_accessed != 2, "map2_accessed",
"expected 2 actual %d\n", skel->bss->map2_accessed))
if (!ASSERT_EQ(skel->bss->map2_accessed, 2, "map2_accessed"))
goto free_buf;
CHECK(skel->bss->map2_seqnum1 != skel->bss->map2_seqnum2,
"map2_seqnum", "two different seqnum %lld %lld\n",
skel->bss->map2_seqnum1, skel->bss->map2_seqnum2);
ASSERT_EQ(skel->bss->map2_seqnum1, skel->bss->map2_seqnum2, "map2_seqnum");
free_buf:
free(buf);
@ -622,8 +593,7 @@ static void test_bpf_hash_map(void)
char buf[64];
skel = bpf_iter_bpf_hash_map__open();
if (CHECK(!skel, "bpf_iter_bpf_hash_map__open",
"skeleton open failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_bpf_hash_map__open"))
return;
skel->bss->in_test_mode = true;
@ -658,7 +628,7 @@ static void test_bpf_hash_map(void)
expected_val += val;
err = bpf_map_update_elem(map_fd, &key, &val, BPF_ANY);
if (CHECK(err, "map_update", "map_update failed\n"))
if (!ASSERT_OK(err, "map_update"))
goto out;
}
@ -668,7 +638,7 @@ static void test_bpf_hash_map(void)
goto out;
iter_fd = bpf_iter_create(bpf_link__fd(link));
if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))
if (!ASSERT_GE(iter_fd, 0, "create_iter"))
goto free_link;
/* do some tests */
@ -678,17 +648,11 @@ static void test_bpf_hash_map(void)
goto close_iter;
/* test results */
if (CHECK(skel->bss->key_sum_a != expected_key_a,
"key_sum_a", "got %u expected %u\n",
skel->bss->key_sum_a, expected_key_a))
if (!ASSERT_EQ(skel->bss->key_sum_a, expected_key_a, "key_sum_a"))
goto close_iter;
if (CHECK(skel->bss->key_sum_b != expected_key_b,
"key_sum_b", "got %u expected %u\n",
skel->bss->key_sum_b, expected_key_b))
if (!ASSERT_EQ(skel->bss->key_sum_b, expected_key_b, "key_sum_b"))
goto close_iter;
if (CHECK(skel->bss->val_sum != expected_val,
"val_sum", "got %llu expected %llu\n",
skel->bss->val_sum, expected_val))
if (!ASSERT_EQ(skel->bss->val_sum, expected_val, "val_sum"))
goto close_iter;
close_iter:
@ -717,16 +681,14 @@ static void test_bpf_percpu_hash_map(void)
void *val;
skel = bpf_iter_bpf_percpu_hash_map__open();
if (CHECK(!skel, "bpf_iter_bpf_percpu_hash_map__open",
"skeleton open failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_bpf_percpu_hash_map__open"))
return;
skel->rodata->num_cpus = bpf_num_possible_cpus();
val = malloc(8 * bpf_num_possible_cpus());
err = bpf_iter_bpf_percpu_hash_map__load(skel);
if (CHECK(!skel, "bpf_iter_bpf_percpu_hash_map__load",
"skeleton load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_bpf_percpu_hash_map__load"))
goto out;
/* update map values here */
@ -744,7 +706,7 @@ static void test_bpf_percpu_hash_map(void)
}
err = bpf_map_update_elem(map_fd, &key, val, BPF_ANY);
if (CHECK(err, "map_update", "map_update failed\n"))
if (!ASSERT_OK(err, "map_update"))
goto out;
}
@ -757,7 +719,7 @@ static void test_bpf_percpu_hash_map(void)
goto out;
iter_fd = bpf_iter_create(bpf_link__fd(link));
if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))
if (!ASSERT_GE(iter_fd, 0, "create_iter"))
goto free_link;
/* do some tests */
@ -767,17 +729,11 @@ static void test_bpf_percpu_hash_map(void)
goto close_iter;
/* test results */
if (CHECK(skel->bss->key_sum_a != expected_key_a,
"key_sum_a", "got %u expected %u\n",
skel->bss->key_sum_a, expected_key_a))
if (!ASSERT_EQ(skel->bss->key_sum_a, expected_key_a, "key_sum_a"))
goto close_iter;
if (CHECK(skel->bss->key_sum_b != expected_key_b,
"key_sum_b", "got %u expected %u\n",
skel->bss->key_sum_b, expected_key_b))
if (!ASSERT_EQ(skel->bss->key_sum_b, expected_key_b, "key_sum_b"))
goto close_iter;
if (CHECK(skel->bss->val_sum != expected_val,
"val_sum", "got %u expected %u\n",
skel->bss->val_sum, expected_val))
if (!ASSERT_EQ(skel->bss->val_sum, expected_val, "val_sum"))
goto close_iter;
close_iter:
@ -802,8 +758,7 @@ static void test_bpf_array_map(void)
int len, start;
skel = bpf_iter_bpf_array_map__open_and_load();
if (CHECK(!skel, "bpf_iter_bpf_array_map__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_bpf_array_map__open_and_load"))
return;
map_fd = bpf_map__fd(skel->maps.arraymap1);
@ -816,7 +771,7 @@ static void test_bpf_array_map(void)
first_val = val;
err = bpf_map_update_elem(map_fd, &i, &val, BPF_ANY);
if (CHECK(err, "map_update", "map_update failed\n"))
if (!ASSERT_OK(err, "map_update"))
goto out;
}
@ -829,7 +784,7 @@ static void test_bpf_array_map(void)
goto out;
iter_fd = bpf_iter_create(bpf_link__fd(link));
if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))
if (!ASSERT_GE(iter_fd, 0, "create_iter"))
goto free_link;
/* do some tests */
@ -849,21 +804,16 @@ static void test_bpf_array_map(void)
res_first_key, res_first_val, first_val))
goto close_iter;
if (CHECK(skel->bss->key_sum != expected_key,
"key_sum", "got %u expected %u\n",
skel->bss->key_sum, expected_key))
if (!ASSERT_EQ(skel->bss->key_sum, expected_key, "key_sum"))
goto close_iter;
if (CHECK(skel->bss->val_sum != expected_val,
"val_sum", "got %llu expected %llu\n",
skel->bss->val_sum, expected_val))
if (!ASSERT_EQ(skel->bss->val_sum, expected_val, "val_sum"))
goto close_iter;
for (i = 0; i < bpf_map__max_entries(skel->maps.arraymap1); i++) {
err = bpf_map_lookup_elem(map_fd, &i, &val);
if (CHECK(err, "map_lookup", "map_lookup failed\n"))
if (!ASSERT_OK(err, "map_lookup"))
goto out;
if (CHECK(i != val, "invalid_val",
"got value %llu expected %u\n", val, i))
if (!ASSERT_EQ(i, val, "invalid_val"))
goto out;
}
@ -888,16 +838,14 @@ static void test_bpf_percpu_array_map(void)
int len;
skel = bpf_iter_bpf_percpu_array_map__open();
if (CHECK(!skel, "bpf_iter_bpf_percpu_array_map__open",
"skeleton open failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_bpf_percpu_array_map__open"))
return;
skel->rodata->num_cpus = bpf_num_possible_cpus();
val = malloc(8 * bpf_num_possible_cpus());
err = bpf_iter_bpf_percpu_array_map__load(skel);
if (CHECK(!skel, "bpf_iter_bpf_percpu_array_map__load",
"skeleton load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_bpf_percpu_array_map__load"))
goto out;
/* update map values here */
@ -911,7 +859,7 @@ static void test_bpf_percpu_array_map(void)
}
err = bpf_map_update_elem(map_fd, &i, val, BPF_ANY);
if (CHECK(err, "map_update", "map_update failed\n"))
if (!ASSERT_OK(err, "map_update"))
goto out;
}
@ -924,7 +872,7 @@ static void test_bpf_percpu_array_map(void)
goto out;
iter_fd = bpf_iter_create(bpf_link__fd(link));
if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))
if (!ASSERT_GE(iter_fd, 0, "create_iter"))
goto free_link;
/* do some tests */
@ -934,13 +882,9 @@ static void test_bpf_percpu_array_map(void)
goto close_iter;
/* test results */
if (CHECK(skel->bss->key_sum != expected_key,
"key_sum", "got %u expected %u\n",
skel->bss->key_sum, expected_key))
if (!ASSERT_EQ(skel->bss->key_sum, expected_key, "key_sum"))
goto close_iter;
if (CHECK(skel->bss->val_sum != expected_val,
"val_sum", "got %u expected %u\n",
skel->bss->val_sum, expected_val))
if (!ASSERT_EQ(skel->bss->val_sum, expected_val, "val_sum"))
goto close_iter;
close_iter:
@ -965,17 +909,16 @@ static void test_bpf_sk_storage_delete(void)
char buf[64];
skel = bpf_iter_bpf_sk_storage_helpers__open_and_load();
if (CHECK(!skel, "bpf_iter_bpf_sk_storage_helpers__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_bpf_sk_storage_helpers__open_and_load"))
return;
map_fd = bpf_map__fd(skel->maps.sk_stg_map);
sock_fd = socket(AF_INET6, SOCK_STREAM, 0);
if (CHECK(sock_fd < 0, "socket", "errno: %d\n", errno))
if (!ASSERT_GE(sock_fd, 0, "socket"))
goto out;
err = bpf_map_update_elem(map_fd, &sock_fd, &val, BPF_NOEXIST);
if (CHECK(err, "map_update", "map_update failed\n"))
if (!ASSERT_OK(err, "map_update"))
goto out;
memset(&linfo, 0, sizeof(linfo));
@ -988,7 +931,7 @@ static void test_bpf_sk_storage_delete(void)
goto out;
iter_fd = bpf_iter_create(bpf_link__fd(link));
if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))
if (!ASSERT_GE(iter_fd, 0, "create_iter"))
goto free_link;
/* do some tests */
@ -1026,22 +969,21 @@ static void test_bpf_sk_storage_get(void)
int sock_fd = -1;
skel = bpf_iter_bpf_sk_storage_helpers__open_and_load();
if (CHECK(!skel, "bpf_iter_bpf_sk_storage_helpers__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_bpf_sk_storage_helpers__open_and_load"))
return;
sock_fd = socket(AF_INET6, SOCK_STREAM, 0);
if (CHECK(sock_fd < 0, "socket", "errno: %d\n", errno))
if (!ASSERT_GE(sock_fd, 0, "socket"))
goto out;
err = listen(sock_fd, 1);
if (CHECK(err != 0, "listen", "errno: %d\n", errno))
if (!ASSERT_OK(err, "listen"))
goto close_socket;
map_fd = bpf_map__fd(skel->maps.sk_stg_map);
err = bpf_map_update_elem(map_fd, &sock_fd, &val, BPF_NOEXIST);
if (CHECK(err, "bpf_map_update_elem", "map_update_failed\n"))
if (!ASSERT_OK(err, "bpf_map_update_elem"))
goto close_socket;
do_dummy_read(skel->progs.fill_socket_owner);
@ -1077,15 +1019,14 @@ static void test_bpf_sk_storage_map(void)
char buf[64];
skel = bpf_iter_bpf_sk_storage_map__open_and_load();
if (CHECK(!skel, "bpf_iter_bpf_sk_storage_map__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_bpf_sk_storage_map__open_and_load"))
return;
map_fd = bpf_map__fd(skel->maps.sk_stg_map);
num_sockets = ARRAY_SIZE(sock_fd);
for (i = 0; i < num_sockets; i++) {
sock_fd[i] = socket(AF_INET6, SOCK_STREAM, 0);
if (CHECK(sock_fd[i] < 0, "socket", "errno: %d\n", errno))
if (!ASSERT_GE(sock_fd[i], 0, "socket"))
goto out;
val = i + 1;
@ -1093,7 +1034,7 @@ static void test_bpf_sk_storage_map(void)
err = bpf_map_update_elem(map_fd, &sock_fd[i], &val,
BPF_NOEXIST);
if (CHECK(err, "map_update", "map_update failed\n"))
if (!ASSERT_OK(err, "map_update"))
goto out;
}
@ -1106,7 +1047,7 @@ static void test_bpf_sk_storage_map(void)
goto out;
iter_fd = bpf_iter_create(bpf_link__fd(link));
if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))
if (!ASSERT_GE(iter_fd, 0, "create_iter"))
goto free_link;
/* do some tests */
@ -1116,14 +1057,10 @@ static void test_bpf_sk_storage_map(void)
goto close_iter;
/* test results */
if (CHECK(skel->bss->ipv6_sk_count != num_sockets,
"ipv6_sk_count", "got %u expected %u\n",
skel->bss->ipv6_sk_count, num_sockets))
if (!ASSERT_EQ(skel->bss->ipv6_sk_count, num_sockets, "ipv6_sk_count"))
goto close_iter;
if (CHECK(skel->bss->val_sum != expected_val,
"val_sum", "got %u expected %u\n",
skel->bss->val_sum, expected_val))
if (!ASSERT_EQ(skel->bss->val_sum, expected_val, "val_sum"))
goto close_iter;
close_iter:
@ -1146,8 +1083,7 @@ static void test_rdonly_buf_out_of_bound(void)
struct bpf_link *link;
skel = bpf_iter_test_kern5__open_and_load();
if (CHECK(!skel, "bpf_iter_test_kern5__open_and_load",
"skeleton open_and_load failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_test_kern5__open_and_load"))
return;
memset(&linfo, 0, sizeof(linfo));
@ -1166,8 +1102,7 @@ static void test_buf_neg_offset(void)
struct bpf_iter_test_kern6 *skel;
skel = bpf_iter_test_kern6__open_and_load();
if (CHECK(skel, "bpf_iter_test_kern6__open_and_load",
"skeleton open_and_load unexpected success\n"))
if (!ASSERT_ERR_PTR(skel, "bpf_iter_test_kern6__open_and_load"))
bpf_iter_test_kern6__destroy(skel);
}
@ -1199,13 +1134,13 @@ static void test_task_vma(void)
char maps_path[64];
skel = bpf_iter_task_vma__open();
if (CHECK(!skel, "bpf_iter_task_vma__open", "skeleton open failed\n"))
if (!ASSERT_OK_PTR(skel, "bpf_iter_task_vma__open"))
return;
skel->bss->pid = getpid();
err = bpf_iter_task_vma__load(skel);
if (CHECK(err, "bpf_iter_task_vma__load", "skeleton load failed\n"))
if (!ASSERT_OK(err, "bpf_iter_task_vma__load"))
goto out;
skel->links.proc_maps = bpf_program__attach_iter(
@ -1217,7 +1152,7 @@ static void test_task_vma(void)
}
iter_fd = bpf_iter_create(bpf_link__fd(skel->links.proc_maps));
if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))
if (!ASSERT_GE(iter_fd, 0, "create_iter"))
goto out;
/* Read CMP_BUFFER_SIZE (1kB) from bpf_iter. Read in small chunks
@ -1229,7 +1164,7 @@ static void test_task_vma(void)
MIN(read_size, CMP_BUFFER_SIZE - len));
if (!err)
break;
if (CHECK(err < 0, "read_iter_fd", "read_iter_fd failed\n"))
if (!ASSERT_GE(err, 0, "read_iter_fd"))
goto out;
len += err;
}
@ -1237,18 +1172,17 @@ static void test_task_vma(void)
/* read CMP_BUFFER_SIZE (1kB) from /proc/pid/maps */
snprintf(maps_path, 64, "/proc/%u/maps", skel->bss->pid);
proc_maps_fd = open(maps_path, O_RDONLY);
if (CHECK(proc_maps_fd < 0, "open_proc_maps", "open_proc_maps failed\n"))
if (!ASSERT_GE(proc_maps_fd, 0, "open_proc_maps"))
goto out;
err = read_fd_into_buffer(proc_maps_fd, proc_maps_output, CMP_BUFFER_SIZE);
if (CHECK(err < 0, "read_prog_maps_fd", "read_prog_maps_fd failed\n"))
if (!ASSERT_GE(err, 0, "read_prog_maps_fd"))
goto out;
/* strip and compare the first line of the two files */
str_strip_first_line(task_vma_output);
str_strip_first_line(proc_maps_output);
CHECK(strcmp(task_vma_output, proc_maps_output), "compare_output",
"found mismatch\n");
ASSERT_STREQ(task_vma_output, proc_maps_output, "compare_output");
out:
close(proc_maps_fd);
close(iter_fd);