04fcb5f9a1
bpf_prog_test_run is being deprecated in favor of the OPTS-based bpf_prog_test_run_opts. We end up unable to use CHECK in most cases, so replace usages with ASSERT_* calls. Signed-off-by: Delyan Kratunov <delyank@fb.com> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20220202235423.1097270-2-delyank@fb.com
246 lines
6.6 KiB
C
246 lines
6.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <test_progs.h>
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#include "atomics.lskel.h"
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static void test_add(struct atomics_lskel *skel)
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{
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int err, prog_fd;
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int link_fd;
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LIBBPF_OPTS(bpf_test_run_opts, topts);
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link_fd = atomics_lskel__add__attach(skel);
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if (!ASSERT_GT(link_fd, 0, "attach(add)"))
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return;
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prog_fd = skel->progs.add.prog_fd;
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err = bpf_prog_test_run_opts(prog_fd, &topts);
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if (!ASSERT_OK(err, "test_run_opts err"))
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goto cleanup;
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if (!ASSERT_OK(topts.retval, "test_run_opts retval"))
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goto cleanup;
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ASSERT_EQ(skel->data->add64_value, 3, "add64_value");
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ASSERT_EQ(skel->bss->add64_result, 1, "add64_result");
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ASSERT_EQ(skel->data->add32_value, 3, "add32_value");
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ASSERT_EQ(skel->bss->add32_result, 1, "add32_result");
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ASSERT_EQ(skel->bss->add_stack_value_copy, 3, "add_stack_value");
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ASSERT_EQ(skel->bss->add_stack_result, 1, "add_stack_result");
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ASSERT_EQ(skel->data->add_noreturn_value, 3, "add_noreturn_value");
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cleanup:
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close(link_fd);
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}
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static void test_sub(struct atomics_lskel *skel)
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{
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int err, prog_fd;
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int link_fd;
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LIBBPF_OPTS(bpf_test_run_opts, topts);
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link_fd = atomics_lskel__sub__attach(skel);
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if (!ASSERT_GT(link_fd, 0, "attach(sub)"))
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return;
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prog_fd = skel->progs.sub.prog_fd;
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err = bpf_prog_test_run_opts(prog_fd, &topts);
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if (!ASSERT_OK(err, "test_run_opts err"))
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goto cleanup;
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if (!ASSERT_OK(topts.retval, "test_run_opts retval"))
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goto cleanup;
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ASSERT_EQ(skel->data->sub64_value, -1, "sub64_value");
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ASSERT_EQ(skel->bss->sub64_result, 1, "sub64_result");
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ASSERT_EQ(skel->data->sub32_value, -1, "sub32_value");
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ASSERT_EQ(skel->bss->sub32_result, 1, "sub32_result");
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ASSERT_EQ(skel->bss->sub_stack_value_copy, -1, "sub_stack_value");
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ASSERT_EQ(skel->bss->sub_stack_result, 1, "sub_stack_result");
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ASSERT_EQ(skel->data->sub_noreturn_value, -1, "sub_noreturn_value");
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cleanup:
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close(link_fd);
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}
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static void test_and(struct atomics_lskel *skel)
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{
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int err, prog_fd;
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int link_fd;
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LIBBPF_OPTS(bpf_test_run_opts, topts);
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link_fd = atomics_lskel__and__attach(skel);
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if (!ASSERT_GT(link_fd, 0, "attach(and)"))
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return;
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prog_fd = skel->progs.and.prog_fd;
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err = bpf_prog_test_run_opts(prog_fd, &topts);
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if (!ASSERT_OK(err, "test_run_opts err"))
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goto cleanup;
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if (!ASSERT_OK(topts.retval, "test_run_opts retval"))
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goto cleanup;
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ASSERT_EQ(skel->data->and64_value, 0x010ull << 32, "and64_value");
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ASSERT_EQ(skel->bss->and64_result, 0x110ull << 32, "and64_result");
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ASSERT_EQ(skel->data->and32_value, 0x010, "and32_value");
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ASSERT_EQ(skel->bss->and32_result, 0x110, "and32_result");
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ASSERT_EQ(skel->data->and_noreturn_value, 0x010ull << 32, "and_noreturn_value");
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cleanup:
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close(link_fd);
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}
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static void test_or(struct atomics_lskel *skel)
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{
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int err, prog_fd;
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int link_fd;
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LIBBPF_OPTS(bpf_test_run_opts, topts);
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link_fd = atomics_lskel__or__attach(skel);
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if (!ASSERT_GT(link_fd, 0, "attach(or)"))
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return;
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prog_fd = skel->progs.or.prog_fd;
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err = bpf_prog_test_run_opts(prog_fd, &topts);
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if (!ASSERT_OK(err, "test_run_opts err"))
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goto cleanup;
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if (!ASSERT_OK(topts.retval, "test_run_opts retval"))
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goto cleanup;
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ASSERT_EQ(skel->data->or64_value, 0x111ull << 32, "or64_value");
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ASSERT_EQ(skel->bss->or64_result, 0x110ull << 32, "or64_result");
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ASSERT_EQ(skel->data->or32_value, 0x111, "or32_value");
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ASSERT_EQ(skel->bss->or32_result, 0x110, "or32_result");
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ASSERT_EQ(skel->data->or_noreturn_value, 0x111ull << 32, "or_noreturn_value");
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cleanup:
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close(link_fd);
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}
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static void test_xor(struct atomics_lskel *skel)
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{
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int err, prog_fd;
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int link_fd;
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LIBBPF_OPTS(bpf_test_run_opts, topts);
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link_fd = atomics_lskel__xor__attach(skel);
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if (!ASSERT_GT(link_fd, 0, "attach(xor)"))
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return;
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prog_fd = skel->progs.xor.prog_fd;
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err = bpf_prog_test_run_opts(prog_fd, &topts);
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if (!ASSERT_OK(err, "test_run_opts err"))
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goto cleanup;
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if (!ASSERT_OK(topts.retval, "test_run_opts retval"))
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goto cleanup;
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ASSERT_EQ(skel->data->xor64_value, 0x101ull << 32, "xor64_value");
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ASSERT_EQ(skel->bss->xor64_result, 0x110ull << 32, "xor64_result");
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ASSERT_EQ(skel->data->xor32_value, 0x101, "xor32_value");
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ASSERT_EQ(skel->bss->xor32_result, 0x110, "xor32_result");
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ASSERT_EQ(skel->data->xor_noreturn_value, 0x101ull << 32, "xor_nxoreturn_value");
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cleanup:
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close(link_fd);
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}
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static void test_cmpxchg(struct atomics_lskel *skel)
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{
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int err, prog_fd;
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int link_fd;
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LIBBPF_OPTS(bpf_test_run_opts, topts);
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link_fd = atomics_lskel__cmpxchg__attach(skel);
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if (!ASSERT_GT(link_fd, 0, "attach(cmpxchg)"))
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return;
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prog_fd = skel->progs.cmpxchg.prog_fd;
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err = bpf_prog_test_run_opts(prog_fd, &topts);
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if (!ASSERT_OK(err, "test_run_opts err"))
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goto cleanup;
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if (!ASSERT_OK(topts.retval, "test_run_opts retval"))
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goto cleanup;
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ASSERT_EQ(skel->data->cmpxchg64_value, 2, "cmpxchg64_value");
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ASSERT_EQ(skel->bss->cmpxchg64_result_fail, 1, "cmpxchg_result_fail");
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ASSERT_EQ(skel->bss->cmpxchg64_result_succeed, 1, "cmpxchg_result_succeed");
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ASSERT_EQ(skel->data->cmpxchg32_value, 2, "lcmpxchg32_value");
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ASSERT_EQ(skel->bss->cmpxchg32_result_fail, 1, "cmpxchg_result_fail");
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ASSERT_EQ(skel->bss->cmpxchg32_result_succeed, 1, "cmpxchg_result_succeed");
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cleanup:
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close(link_fd);
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}
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static void test_xchg(struct atomics_lskel *skel)
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{
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int err, prog_fd;
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int link_fd;
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LIBBPF_OPTS(bpf_test_run_opts, topts);
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link_fd = atomics_lskel__xchg__attach(skel);
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if (!ASSERT_GT(link_fd, 0, "attach(xchg)"))
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return;
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prog_fd = skel->progs.xchg.prog_fd;
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err = bpf_prog_test_run_opts(prog_fd, &topts);
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if (!ASSERT_OK(err, "test_run_opts err"))
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goto cleanup;
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if (!ASSERT_OK(topts.retval, "test_run_opts retval"))
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goto cleanup;
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ASSERT_EQ(skel->data->xchg64_value, 2, "xchg64_value");
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ASSERT_EQ(skel->bss->xchg64_result, 1, "xchg64_result");
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ASSERT_EQ(skel->data->xchg32_value, 2, "xchg32_value");
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ASSERT_EQ(skel->bss->xchg32_result, 1, "xchg32_result");
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cleanup:
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close(link_fd);
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}
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void test_atomics(void)
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{
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struct atomics_lskel *skel;
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__u32 duration = 0;
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skel = atomics_lskel__open_and_load();
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if (CHECK(!skel, "skel_load", "atomics skeleton failed\n"))
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return;
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if (skel->data->skip_tests) {
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printf("%s:SKIP:no ENABLE_ATOMICS_TESTS (missing Clang BPF atomics support)",
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__func__);
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test__skip();
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goto cleanup;
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}
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skel->bss->pid = getpid();
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if (test__start_subtest("add"))
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test_add(skel);
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if (test__start_subtest("sub"))
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test_sub(skel);
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if (test__start_subtest("and"))
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test_and(skel);
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if (test__start_subtest("or"))
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test_or(skel);
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if (test__start_subtest("xor"))
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test_xor(skel);
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if (test__start_subtest("cmpxchg"))
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test_cmpxchg(skel);
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if (test__start_subtest("xchg"))
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test_xchg(skel);
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cleanup:
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atomics_lskel__destroy(skel);
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}
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