diff mbox series

[PATCHv2,bpf-next,16/24] selftests/bpf: Add uprobe_multi api test

Message ID 20230620083550.690426-17-jolsa@kernel.org (mailing list archive)
State Superseded
Delegated to: BPF
Headers show
Series bpf: Add multi uprobe link | expand

Checks

Context Check Description
bpf/vmtest-bpf-next-PR fail PR summary
bpf/vmtest-bpf-next-VM_Test-1 success Logs for ${{ matrix.test }} on ${{ matrix.arch }} with ${{ matrix.toolchain_full }}
bpf/vmtest-bpf-next-VM_Test-2 success Logs for ShellCheck
bpf/vmtest-bpf-next-VM_Test-3 success Logs for build for aarch64 with gcc
bpf/vmtest-bpf-next-VM_Test-4 success Logs for build for s390x with gcc
bpf/vmtest-bpf-next-VM_Test-5 success Logs for build for x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-6 fail Logs for build for x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-7 success Logs for set-matrix
bpf/vmtest-bpf-next-VM_Test-8 success Logs for veristat
netdev/series_format fail Series longer than 15 patches (and no cover letter)
netdev/tree_selection success Clearly marked for bpf-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 8 this patch: 8
netdev/cc_maintainers warning 6 maintainers not CCed: kpsingh@kernel.org martin.lau@linux.dev shuah@kernel.org song@kernel.org mykolal@fb.com linux-kselftest@vger.kernel.org
netdev/build_clang success Errors and warnings before: 8 this patch: 8
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 8 this patch: 8
netdev/checkpatch warning WARNING: line length of 82 exceeds 80 columns WARNING: line length of 84 exceeds 80 columns WARNING: line length of 85 exceeds 80 columns WARNING: line length of 88 exceeds 80 columns WARNING: line length of 91 exceeds 80 columns WARNING: line length of 92 exceeds 80 columns
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Jiri Olsa June 20, 2023, 8:35 a.m. UTC 
Adding uprobe_multi test for bpf_program__attach_uprobe_multi_opts
attach function.

Testing attachment using glob patterns and via bpf_uprobe_multi_opts
paths/syms fields.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
 .../bpf/prog_tests/uprobe_multi_test.c        | 71 +++++++++++++++++++
 1 file changed, 71 insertions(+)
diff mbox series

Patch

diff --git a/tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c b/tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c
index 5cd1116bbb62..28b8e8d451fb 100644
--- a/tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c
+++ b/tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c
@@ -69,8 +69,79 @@  static void test_skel_api(void)
 	uprobe_multi__destroy(skel);
 }
 
+static void
+test_attach_api(const char *binary, const char *pattern, struct bpf_uprobe_multi_opts *opts)
+{
+	struct bpf_link *link1 = NULL, *link2 = NULL;
+	struct bpf_link *link3 = NULL, *link4 = NULL;
+	struct uprobe_multi *skel = NULL;
+
+	skel = uprobe_multi__open_and_load();
+	if (!ASSERT_OK_PTR(skel, "uprobe_multi__open_and_load"))
+		goto cleanup;
+
+	opts->retprobe = false;
+	link1 = bpf_program__attach_uprobe_multi_opts(skel->progs.test_uprobe, -1,
+						      binary, pattern, opts);
+	if (!ASSERT_OK_PTR(link1, "bpf_program__attach_uprobe_multi_opts"))
+		goto cleanup;
+
+	opts->retprobe = true;
+	link2 = bpf_program__attach_uprobe_multi_opts(skel->progs.test_uretprobe, -1,
+						      binary, pattern, opts);
+	if (!ASSERT_OK_PTR(link2, "bpf_program__attach_uprobe_multi_opts_retprobe"))
+		goto cleanup;
+
+	opts->retprobe = false;
+	link3 = bpf_program__attach_uprobe_multi_opts(skel->progs.test_uprobe_sleep, -1,
+						      binary, pattern, opts);
+	if (!ASSERT_OK_PTR(link1, "bpf_program__attach_uprobe_multi_opts"))
+		goto cleanup;
+
+	opts->retprobe = true;
+	link4 = bpf_program__attach_uprobe_multi_opts(skel->progs.test_uretprobe_sleep, -1,
+						      binary, pattern, opts);
+	if (!ASSERT_OK_PTR(link2, "bpf_program__attach_uprobe_multi_opts_retprobe"))
+		goto cleanup;
+
+	uprobe_multi_test_run(skel);
+
+cleanup:
+	bpf_link__destroy(link4);
+	bpf_link__destroy(link3);
+	bpf_link__destroy(link2);
+	bpf_link__destroy(link1);
+	uprobe_multi__destroy(skel);
+}
+
+static void test_attach_api_pattern(void)
+{
+	LIBBPF_OPTS(bpf_uprobe_multi_opts, opts);
+
+	test_attach_api("/proc/self/exe", "uprobe_multi_func_*", &opts);
+	test_attach_api("/proc/self/exe", "uprobe_multi_func_?", &opts);
+}
+
+static void test_attach_api_syms(void)
+{
+	LIBBPF_OPTS(bpf_uprobe_multi_opts, opts);
+	const char *syms[3] = {
+		"uprobe_multi_func_1",
+		"uprobe_multi_func_2",
+		"uprobe_multi_func_3",
+	};
+
+	opts.syms = syms;
+	opts.cnt = ARRAY_SIZE(syms);
+	test_attach_api("/proc/self/exe", NULL, &opts);
+}
+
 void test_uprobe_multi_test(void)
 {
 	if (test__start_subtest("skel_api"))
 		test_skel_api();
+	if (test__start_subtest("attach_api_pattern"))
+		test_attach_api_pattern();
+	if (test__start_subtest("attach_api_syms"))
+		test_attach_api_syms();
 }