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-rw-r--r--tools/testing/selftests/bpf/prog_tests/autoattach.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/autoattach.c b/tools/testing/selftests/bpf/prog_tests/autoattach.c
new file mode 100644
index 000000000000..dc5e01d279bd
--- /dev/null
+++ b/tools/testing/selftests/bpf/prog_tests/autoattach.c
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (c) 2022 Google */
+
+#include <test_progs.h>
+#include "test_autoattach.skel.h"
+
+void test_autoattach(void)
+{
+ struct test_autoattach *skel;
+
+ skel = test_autoattach__open_and_load();
+ if (!ASSERT_OK_PTR(skel, "skel_open_and_load"))
+ goto cleanup;
+
+ /* disable auto-attach for prog2 */
+ bpf_program__set_autoattach(skel->progs.prog2, false);
+ ASSERT_TRUE(bpf_program__autoattach(skel->progs.prog1), "autoattach_prog1");
+ ASSERT_FALSE(bpf_program__autoattach(skel->progs.prog2), "autoattach_prog2");
+ if (!ASSERT_OK(test_autoattach__attach(skel), "skel_attach"))
+ goto cleanup;
+
+ usleep(1);
+
+ ASSERT_TRUE(skel->bss->prog1_called, "attached_prog1");
+ ASSERT_FALSE(skel->bss->prog2_called, "attached_prog2");
+
+cleanup:
+ test_autoattach__destroy(skel);
+}
+