140 lines
3.4 KiB
C
140 lines
3.4 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <test_progs.h>
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#include "get_func_ip_test.skel.h"
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#include "get_func_ip_uprobe_test.skel.h"
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static noinline void uprobe_trigger(void)
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{
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}
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static void test_function_entry(void)
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{
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struct get_func_ip_test *skel = NULL;
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int err, prog_fd;
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LIBBPF_OPTS(bpf_test_run_opts, topts);
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skel = get_func_ip_test__open();
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if (!ASSERT_OK_PTR(skel, "get_func_ip_test__open"))
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return;
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err = get_func_ip_test__load(skel);
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if (!ASSERT_OK(err, "get_func_ip_test__load"))
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goto cleanup;
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err = get_func_ip_test__attach(skel);
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if (!ASSERT_OK(err, "get_func_ip_test__attach"))
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goto cleanup;
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skel->bss->uprobe_trigger = (unsigned long) uprobe_trigger;
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prog_fd = bpf_program__fd(skel->progs.test1);
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err = bpf_prog_test_run_opts(prog_fd, &topts);
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ASSERT_OK(err, "test_run");
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ASSERT_EQ(topts.retval, 0, "test_run");
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prog_fd = bpf_program__fd(skel->progs.test5);
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err = bpf_prog_test_run_opts(prog_fd, &topts);
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ASSERT_OK(err, "test_run");
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uprobe_trigger();
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ASSERT_EQ(skel->bss->test1_result, 1, "test1_result");
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ASSERT_EQ(skel->bss->test2_result, 1, "test2_result");
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ASSERT_EQ(skel->bss->test3_result, 1, "test3_result");
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ASSERT_EQ(skel->bss->test4_result, 1, "test4_result");
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ASSERT_EQ(skel->bss->test5_result, 1, "test5_result");
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ASSERT_EQ(skel->bss->test7_result, 1, "test7_result");
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ASSERT_EQ(skel->bss->test8_result, 1, "test8_result");
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cleanup:
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get_func_ip_test__destroy(skel);
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}
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#ifdef __x86_64__
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extern void uprobe_trigger_body(void);
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asm(
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".globl uprobe_trigger_body\n"
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".type uprobe_trigger_body, @function\n"
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"uprobe_trigger_body:\n"
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" nop\n"
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" ret\n"
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);
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static void test_function_body_kprobe(void)
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{
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struct get_func_ip_test *skel = NULL;
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LIBBPF_OPTS(bpf_test_run_opts, topts);
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LIBBPF_OPTS(bpf_kprobe_opts, kopts);
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struct bpf_link *link6 = NULL;
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int err, prog_fd;
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skel = get_func_ip_test__open();
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if (!ASSERT_OK_PTR(skel, "get_func_ip_test__open"))
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return;
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/* test6 is x86_64 specific and is disabled by default,
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* enable it for body test.
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*/
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bpf_program__set_autoload(skel->progs.test6, true);
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err = get_func_ip_test__load(skel);
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if (!ASSERT_OK(err, "get_func_ip_test__load"))
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goto cleanup;
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kopts.offset = skel->kconfig->CONFIG_X86_KERNEL_IBT ? 9 : 5;
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link6 = bpf_program__attach_kprobe_opts(skel->progs.test6, "bpf_fentry_test6", &kopts);
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if (!ASSERT_OK_PTR(link6, "link6"))
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goto cleanup;
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prog_fd = bpf_program__fd(skel->progs.test1);
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err = bpf_prog_test_run_opts(prog_fd, &topts);
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ASSERT_OK(err, "test_run");
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ASSERT_EQ(topts.retval, 0, "test_run");
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ASSERT_EQ(skel->bss->test6_result, 1, "test6_result");
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cleanup:
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bpf_link__destroy(link6);
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get_func_ip_test__destroy(skel);
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}
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static void test_function_body_uprobe(void)
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{
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struct get_func_ip_uprobe_test *skel = NULL;
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int err;
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skel = get_func_ip_uprobe_test__open_and_load();
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if (!ASSERT_OK_PTR(skel, "get_func_ip_uprobe_test__open_and_load"))
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return;
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err = get_func_ip_uprobe_test__attach(skel);
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if (!ASSERT_OK(err, "get_func_ip_test__attach"))
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goto cleanup;
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skel->bss->uprobe_trigger_body = (unsigned long) uprobe_trigger_body;
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uprobe_trigger_body();
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ASSERT_EQ(skel->bss->test1_result, 1, "test1_result");
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cleanup:
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get_func_ip_uprobe_test__destroy(skel);
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}
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static void test_function_body(void)
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{
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test_function_body_kprobe();
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test_function_body_uprobe();
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}
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#else
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#define test_function_body()
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#endif
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void test_get_func_ip_test(void)
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{
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test_function_entry();
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test_function_body();
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}
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