111 lines
2.5 KiB
C
111 lines
2.5 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/* Copyright (c) 2022 Facebook */
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#include <test_progs.h>
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#include <network_helpers.h>
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#include "dynptr_fail.skel.h"
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#include "dynptr_success.skel.h"
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enum test_setup_type {
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SETUP_SYSCALL_SLEEP,
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SETUP_SKB_PROG,
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};
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static struct {
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const char *prog_name;
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enum test_setup_type type;
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} success_tests[] = {
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{"test_read_write", SETUP_SYSCALL_SLEEP},
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{"test_dynptr_data", SETUP_SYSCALL_SLEEP},
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{"test_ringbuf", SETUP_SYSCALL_SLEEP},
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{"test_skb_readonly", SETUP_SKB_PROG},
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{"test_dynptr_skb_data", SETUP_SKB_PROG},
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{"test_adjust", SETUP_SYSCALL_SLEEP},
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{"test_adjust_err", SETUP_SYSCALL_SLEEP},
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{"test_zero_size_dynptr", SETUP_SYSCALL_SLEEP},
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{"test_dynptr_is_null", SETUP_SYSCALL_SLEEP},
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{"test_dynptr_is_rdonly", SETUP_SKB_PROG},
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{"test_dynptr_clone", SETUP_SKB_PROG},
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{"test_dynptr_skb_no_buff", SETUP_SKB_PROG},
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{"test_dynptr_skb_strcmp", SETUP_SKB_PROG},
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};
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static void verify_success(const char *prog_name, enum test_setup_type setup_type)
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{
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struct dynptr_success *skel;
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struct bpf_program *prog;
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struct bpf_link *link;
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int err;
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skel = dynptr_success__open();
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if (!ASSERT_OK_PTR(skel, "dynptr_success__open"))
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return;
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skel->bss->pid = getpid();
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prog = bpf_object__find_program_by_name(skel->obj, prog_name);
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if (!ASSERT_OK_PTR(prog, "bpf_object__find_program_by_name"))
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goto cleanup;
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bpf_program__set_autoload(prog, true);
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err = dynptr_success__load(skel);
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if (!ASSERT_OK(err, "dynptr_success__load"))
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goto cleanup;
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switch (setup_type) {
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case SETUP_SYSCALL_SLEEP:
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link = bpf_program__attach(prog);
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if (!ASSERT_OK_PTR(link, "bpf_program__attach"))
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goto cleanup;
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usleep(1);
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bpf_link__destroy(link);
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break;
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case SETUP_SKB_PROG:
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{
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int prog_fd;
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char buf[64];
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LIBBPF_OPTS(bpf_test_run_opts, topts,
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.data_in = &pkt_v4,
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.data_size_in = sizeof(pkt_v4),
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.data_out = buf,
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.data_size_out = sizeof(buf),
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.repeat = 1,
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);
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prog_fd = bpf_program__fd(prog);
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if (!ASSERT_GE(prog_fd, 0, "prog_fd"))
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goto cleanup;
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err = bpf_prog_test_run_opts(prog_fd, &topts);
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if (!ASSERT_OK(err, "test_run"))
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goto cleanup;
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break;
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}
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}
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ASSERT_EQ(skel->bss->err, 0, "err");
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cleanup:
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dynptr_success__destroy(skel);
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}
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void test_dynptr(void)
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{
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int i;
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for (i = 0; i < ARRAY_SIZE(success_tests); i++) {
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if (!test__start_subtest(success_tests[i].prog_name))
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continue;
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verify_success(success_tests[i].prog_name, success_tests[i].type);
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}
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RUN_TESTS(dynptr_fail);
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}
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