Commit | Line | Data |
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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
b896c4f9 | 2 | #include <stdio.h> |
b896c4f9 | 3 | #include <unistd.h> |
63841bc0 | 4 | #include <bpf/libbpf.h> |
24a6034a | 5 | #include "trace_helpers.h" |
b896c4f9 AS |
6 | |
7 | int main(int ac, char **argv) | |
8 | { | |
63841bc0 DL |
9 | struct bpf_link *link = NULL; |
10 | struct bpf_program *prog; | |
11 | struct bpf_object *obj; | |
b896c4f9 | 12 | char filename[256]; |
63841bc0 | 13 | FILE *f; |
b896c4f9 | 14 | |
4a0ee788 | 15 | snprintf(filename, sizeof(filename), "%s.bpf.o", argv[0]); |
63841bc0 DL |
16 | obj = bpf_object__open_file(filename, NULL); |
17 | if (libbpf_get_error(obj)) { | |
18 | fprintf(stderr, "ERROR: opening BPF object file failed\n"); | |
19 | return 0; | |
20 | } | |
21 | ||
22 | prog = bpf_object__find_program_by_name(obj, "bpf_prog1"); | |
23 | if (!prog) { | |
24 | fprintf(stderr, "ERROR: finding a prog in obj file failed\n"); | |
25 | goto cleanup; | |
26 | } | |
27 | ||
28 | /* load BPF program */ | |
29 | if (bpf_object__load(obj)) { | |
30 | fprintf(stderr, "ERROR: loading BPF object file failed\n"); | |
31 | goto cleanup; | |
32 | } | |
b896c4f9 | 33 | |
63841bc0 DL |
34 | link = bpf_program__attach(prog); |
35 | if (libbpf_get_error(link)) { | |
36 | fprintf(stderr, "ERROR: bpf_program__attach failed\n"); | |
37 | link = NULL; | |
38 | goto cleanup; | |
b896c4f9 AS |
39 | } |
40 | ||
41 | f = popen("taskset 1 ping -c5 localhost", "r"); | |
42 | (void) f; | |
43 | ||
44 | read_trace_pipe(); | |
45 | ||
63841bc0 DL |
46 | cleanup: |
47 | bpf_link__destroy(link); | |
48 | bpf_object__close(obj); | |
b896c4f9 AS |
49 | return 0; |
50 | } |