Commit 57ef7715 authored by Martin KaFai Lau's avatar Martin KaFai Lau Committed by Alexei Starovoitov

selftests/bpf: Replace CHECK with ASSERT in test_local_storage

This patch migrates the CHECK macro to ASSERT macro.
Signed-off-by: default avatarMartin KaFai Lau <martin.lau@kernel.org>
Link: https://lore.kernel.org/r/20230308065936.1550103-16-martin.lau@linux.devSigned-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 7e30a847
......@@ -13,8 +13,6 @@
#include "network_helpers.h"
#include "task_local_storage_helpers.h"
static unsigned int duration;
#define TEST_STORAGE_VALUE 0xbeefdead
struct storage {
......@@ -60,36 +58,30 @@ static bool check_syscall_operations(int map_fd, int obj_fd)
/* Looking up an existing element should fail initially */
err = bpf_map_lookup_elem_flags(map_fd, &obj_fd, &lookup_val, 0);
if (CHECK(!err || errno != ENOENT, "bpf_map_lookup_elem",
"err:%d errno:%d\n", err, errno))
if (!ASSERT_EQ(err, -ENOENT, "bpf_map_lookup_elem"))
return false;
/* Create a new element */
err = bpf_map_update_elem(map_fd, &obj_fd, &val, BPF_NOEXIST);
if (CHECK(err < 0, "bpf_map_update_elem", "err:%d errno:%d\n", err,
errno))
if (!ASSERT_OK(err, "bpf_map_update_elem"))
return false;
/* Lookup the newly created element */
err = bpf_map_lookup_elem_flags(map_fd, &obj_fd, &lookup_val, 0);
if (CHECK(err < 0, "bpf_map_lookup_elem", "err:%d errno:%d", err,
errno))
if (!ASSERT_OK(err, "bpf_map_lookup_elem"))
return false;
/* Check the value of the newly created element */
if (CHECK(lookup_val.value != val.value, "bpf_map_lookup_elem",
"value got = %x errno:%d", lookup_val.value, val.value))
if (!ASSERT_EQ(lookup_val.value, val.value, "bpf_map_lookup_elem"))
return false;
err = bpf_map_delete_elem(map_fd, &obj_fd);
if (CHECK(err, "bpf_map_delete_elem()", "err:%d errno:%d\n", err,
errno))
if (!ASSERT_OK(err, "bpf_map_delete_elem()"))
return false;
/* The lookup should fail, now that the element has been deleted */
err = bpf_map_lookup_elem_flags(map_fd, &obj_fd, &lookup_val, 0);
if (CHECK(!err || errno != ENOENT, "bpf_map_lookup_elem",
"err:%d errno:%d\n", err, errno))
if (!ASSERT_EQ(err, -ENOENT, "bpf_map_lookup_elem"))
return false;
return true;
......@@ -104,35 +96,32 @@ void test_test_local_storage(void)
char cmd[256];
skel = local_storage__open_and_load();
if (CHECK(!skel, "skel_load", "lsm skeleton failed\n"))
if (!ASSERT_OK_PTR(skel, "skel_load"))
goto close_prog;
err = local_storage__attach(skel);
if (CHECK(err, "attach", "lsm attach failed: %d\n", err))
if (!ASSERT_OK(err, "attach"))
goto close_prog;
task_fd = sys_pidfd_open(getpid(), 0);
if (CHECK(task_fd < 0, "pidfd_open",
"failed to get pidfd err:%d, errno:%d", task_fd, errno))
if (!ASSERT_GE(task_fd, 0, "pidfd_open"))
goto close_prog;
if (!check_syscall_operations(bpf_map__fd(skel->maps.task_storage_map),
task_fd))
goto close_prog;
if (CHECK(!mkdtemp(tmp_dir_path), "mkdtemp",
"unable to create tmpdir: %d\n", errno))
if (!ASSERT_OK_PTR(mkdtemp(tmp_dir_path), "mkdtemp"))
goto close_prog;
snprintf(tmp_exec_path, sizeof(tmp_exec_path), "%s/copy_of_rm",
tmp_dir_path);
snprintf(cmd, sizeof(cmd), "cp /bin/rm %s", tmp_exec_path);
if (CHECK_FAIL(system(cmd)))
if (!ASSERT_OK(system(cmd), "system(cp)"))
goto close_prog_rmdir;
rm_fd = open(tmp_exec_path, O_RDONLY);
if (CHECK(rm_fd < 0, "open", "failed to open %s err:%d, errno:%d",
tmp_exec_path, rm_fd, errno))
if (!ASSERT_GE(rm_fd, 0, "open(tmp_exec_path)"))
goto close_prog_rmdir;
if (!check_syscall_operations(bpf_map__fd(skel->maps.inode_storage_map),
......@@ -145,7 +134,7 @@ void test_test_local_storage(void)
* LSM program.
*/
err = run_self_unlink(&skel->bss->monitored_pid, tmp_exec_path);
if (CHECK(err != EPERM, "run_self_unlink", "err %d want EPERM\n", err))
if (!ASSERT_EQ(err, EPERM, "run_self_unlink"))
goto close_prog_rmdir;
/* Set the process being monitored to be the current process */
......@@ -156,18 +145,16 @@ void test_test_local_storage(void)
*/
snprintf(cmd, sizeof(cmd), "mv %s/copy_of_rm %s/check_null_ptr",
tmp_dir_path, tmp_dir_path);
if (CHECK_FAIL(system(cmd)))
if (!ASSERT_OK(system(cmd), "system(mv)"))
goto close_prog_rmdir;
CHECK(skel->data->inode_storage_result != 0, "inode_storage_result",
"inode_local_storage not set\n");
ASSERT_EQ(skel->data->inode_storage_result, 0, "inode_storage_result");
serv_sk = start_server(AF_INET6, SOCK_STREAM, NULL, 0, 0);
if (CHECK(serv_sk < 0, "start_server", "failed to start server\n"))
if (!ASSERT_GE(serv_sk, 0, "start_server"))
goto close_prog_rmdir;
CHECK(skel->data->sk_storage_result != 0, "sk_storage_result",
"sk_local_storage not set\n");
ASSERT_EQ(skel->data->sk_storage_result, 0, "sk_storage_result");
if (!check_syscall_operations(bpf_map__fd(skel->maps.sk_storage_map),
serv_sk))
......
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