1 // SPDX-License-Identifier: GPL-2.0
2
3 #include <test_progs.h>
4 #include "bad_struct_ops.skel.h"
5 #include "bad_struct_ops2.skel.h"
6
7 static void invalid_prog_reuse(void)
8 {
9 struct bad_struct_ops *skel;
10 char *log = NULL;
11 int err;
12
13 skel = bad_struct_ops__open();
14 if (!ASSERT_OK_PTR(skel, "bad_struct_ops__open"))
15 return;
16
17 if (start_libbpf_log_capture())
18 goto cleanup;
19
20 err = bad_struct_ops__load(skel);
21 log = stop_libbpf_log_capture();
22 ASSERT_ERR(err, "bad_struct_ops__load should fail");
23 ASSERT_HAS_SUBSTR(log,
24 "struct_ops init_kern testmod_2 func ptr test_1: invalid reuse of prog test_1",
25 "expected init_kern message");
26
27 cleanup:
28 free(log);
29 bad_struct_ops__destroy(skel);
30 }
31
32 static void unused_program(void)
33 {
34 struct bad_struct_ops2 *skel;
35 char *log = NULL;
36 int err;
37
38 skel = bad_struct_ops2__open();
39 if (!ASSERT_OK_PTR(skel, "bad_struct_ops2__open"))
40 return;
41
42 /* struct_ops programs not referenced from any maps are open
43 * with autoload set to true.
44 */
45 ASSERT_TRUE(bpf_program__autoload(skel->progs.foo), "foo autoload == true");
46
47 if (start_libbpf_log_capture())
48 goto cleanup;
49
50 err = bad_struct_ops2__load(skel);
51 ASSERT_ERR(err, "bad_struct_ops2__load should fail");
52 log = stop_libbpf_log_capture();
53 ASSERT_HAS_SUBSTR(log, "prog 'foo': failed to load",
54 "message about 'foo' failing to load");
55
56 cleanup:
57 free(log);
58 bad_struct_ops2__destroy(skel);
59 }
60
61 void test_bad_struct_ops(void)
62 {
63 if (test__start_subtest("invalid_prog_reuse"))
64 invalid_prog_reuse();
65 if (test__start_subtest("unused_program"))
66 unused_program();
67 }
68
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