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Code Issues Releases Wiki Activity

selftests/bpf: test_progs: remove asserts from subtests

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Otherwise they can bring the whole process down.

Cc: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Stanislav Fomichev <sdf@google.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
Stanislav Fomichev 2019-08-21 16:44:26 -07:00 committed by Daniel Borkmann
parent d38835b75f
commit 62d69f24fe
5 changed files with 40 additions and 26 deletions
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19
tools/testing/selftests/bpf/prog_tests/bpf_obj_id.c
View file

@ -48,15 +48,17 @@ void test_bpf_obj_id(void)
/* test_obj_id.o is a dumb prog. It should never fail
* to load.
*/
CHECK_FAIL(err);
assert(!err);
if (CHECK_FAIL(err))
continue;
/* Insert a magic value to the map */
map_fds[i] = bpf_find_map(__func__, objs[i], "test_map_id");
assert(map_fds[i] >= 0);
if (CHECK_FAIL(map_fds[i] < 0))
goto done;
err = bpf_map_update_elem(map_fds[i], &array_key,
&array_magic_value, 0);
assert(!err);
if (CHECK_FAIL(err))
goto done;
/* Check getting map info */
info_len = sizeof(struct bpf_map_info) * 2;
@ -95,9 +97,11 @@ void test_bpf_obj_id(void)
prog_infos[i].map_ids = ptr_to_u64(map_ids + i);
prog_infos[i].nr_map_ids = 2;
err = clock_gettime(CLOCK_REALTIME, &real_time_ts);
assert(!err);
if (CHECK_FAIL(err))
goto done;
err = clock_gettime(CLOCK_BOOTTIME, &boot_time_ts);
assert(!err);
if (CHECK_FAIL(err))
goto done;
err = bpf_obj_get_info_by_fd(prog_fds[i], &prog_infos[i],
&info_len);
load_time = (real_time_ts.tv_sec - boot_time_ts.tv_sec)
@ -223,7 +227,8 @@ void test_bpf_obj_id(void)
nr_id_found++;
err = bpf_map_lookup_elem(map_fd, &array_key, &array_value);
assert(!err);
if (CHECK_FAIL(err))
goto done;
err = bpf_obj_get_info_by_fd(map_fd, &map_info, &info_len);
CHECK(err || info_len != sizeof(struct bpf_map_info) ||

21
tools/testing/selftests/bpf/prog_tests/map_lock.c
View file

@ -54,17 +54,22 @@ void test_map_lock(void)
bpf_map_update_elem(map_fd[0], &key, vars, BPF_F_LOCK);
for (i = 0; i < 4; i++)
assert(pthread_create(&thread_id[i], NULL,
&spin_lock_thread, &prog_fd) == 0);
if (CHECK_FAIL(pthread_create(&thread_id[i], NULL,
&spin_lock_thread, &prog_fd)))
goto close_prog;
for (i = 4; i < 6; i++)
assert(pthread_create(&thread_id[i], NULL,
&parallel_map_access, &map_fd[i - 4]) == 0);
if (CHECK_FAIL(pthread_create(&thread_id[i], NULL,
&parallel_map_access,
&map_fd[i - 4])))
goto close_prog;
for (i = 0; i < 4; i++)
assert(pthread_join(thread_id[i], &ret) == 0 &&
ret == (void *)&prog_fd);
if (CHECK_FAIL(pthread_join(thread_id[i], &ret) ||
ret != (void *)&prog_fd))
goto close_prog;
for (i = 4; i < 6; i++)
assert(pthread_join(thread_id[i], &ret) == 0 &&
ret == (void *)&map_fd[i - 4]);
if (CHECK_FAIL(pthread_join(thread_id[i], &ret) ||
ret != (void *)&map_fd[i - 4]))
goto close_prog;
close_prog:
bpf_object__close(obj);
}

12
tools/testing/selftests/bpf/prog_tests/spinlock.c
View file

@ -16,12 +16,14 @@ void test_spinlock(void)
goto close_prog;
}
for (i = 0; i < 4; i++)
assert(pthread_create(&thread_id[i], NULL,
&spin_lock_thread, &prog_fd) == 0);
for (i = 0; i < 4; i++)
assert(pthread_join(thread_id[i], &ret) == 0 &&
ret == (void *)&prog_fd);
if (CHECK_FAIL(pthread_create(&thread_id[i], NULL,
&spin_lock_thread, &prog_fd)))
goto close_prog;
for (i = 0; i < 4; i++)
if (CHECK_FAIL(pthread_join(thread_id[i], &ret) ||
ret != (void *)&prog_fd))
goto close_prog;
close_prog:
bpf_object__close(obj);
}

7
tools/testing/selftests/bpf/prog_tests/stacktrace_build_id.c
View file

@ -51,9 +51,10 @@ void test_stacktrace_build_id(void)
"err %d errno %d\n", err, errno))
goto disable_pmu;
assert(system("dd if=/dev/urandom of=/dev/zero count=4 2> /dev/null")
== 0);
assert(system("./urandom_read") == 0);
if (CHECK_FAIL(system("dd if=/dev/urandom of=/dev/zero count=4 2> /dev/null")))
goto disable_pmu;
if (CHECK_FAIL(system("./urandom_read")))
goto disable_pmu;
/* disable stack trace collection */
key = 0;
val = 1;

7
tools/testing/selftests/bpf/prog_tests/stacktrace_build_id_nmi.c
View file

@ -82,9 +82,10 @@ void test_stacktrace_build_id_nmi(void)
"err %d errno %d\n", err, errno))
goto disable_pmu;
assert(system("dd if=/dev/urandom of=/dev/zero count=4 2> /dev/null")
== 0);
assert(system("taskset 0x1 ./urandom_read 100000") == 0);
if (CHECK_FAIL(system("dd if=/dev/urandom of=/dev/zero count=4 2> /dev/null")))
goto disable_pmu;
if (CHECK_FAIL(system("taskset 0x1 ./urandom_read 100000")))
goto disable_pmu;
/* disable stack trace collection */
key = 0;
val = 1;