tools/testing/selftests/bpf/prog_tests/autoattach.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /* Copyright (c) 2022 Google */
   3
   4 #include <test_progs.h>
   5 #include "test_autoattach.skel.h"
   6
   7 void test_autoattach(void)
   8 {
   9         struct test_autoattach *skel;
  10
  11         skel = test_autoattach__open_and_load();
  12         if (!ASSERT_OK_PTR(skel, "skel_open_and_load"))
  13                 goto cleanup;
  14
  15         /* disable auto-attach for prog2 */
  16         bpf_program__set_autoattach(skel->progs.prog2, false);
  17         ASSERT_TRUE(bpf_program__autoattach(skel->progs.prog1), "autoattach_prog1");
  18         ASSERT_FALSE(bpf_program__autoattach(skel->progs.prog2), "autoattach_prog2");
  19         if (!ASSERT_OK(test_autoattach__attach(skel), "skel_attach"))
  20                 goto cleanup;
  21
  22         usleep(1);
  23
  24         ASSERT_TRUE(skel->bss->prog1_called, "attached_prog1");
  25         ASSERT_FALSE(skel->bss->prog2_called, "attached_prog2");
  26
  27 cleanup:
  28         test_autoattach__destroy(skel);
  29 }
  30