platform_system_core/init/subcontext_benchmark.cpp

72 lines
2.1 KiB
C++

/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "subcontext.h"
#include <benchmark/benchmark.h>
#include <selinux/selinux.h>
namespace android {
namespace init {
static void BenchmarkSuccess(benchmark::State& state) {
if (getuid() != 0) {
state.SkipWithError("Skipping benchmark, must be run as root.");
return;
}
char* context;
if (getcon(&context) != 0) {
state.SkipWithError("getcon() failed");
return;
}
auto subcontext = Subcontext({"path"}, context);
free(context);
while (state.KeepRunning()) {
subcontext.Execute(std::vector<std::string>{"return_success"});
}
if (subcontext.pid() > 0) {
kill(subcontext.pid(), SIGTERM);
kill(subcontext.pid(), SIGKILL);
}
}
BENCHMARK(BenchmarkSuccess);
BuiltinFunctionMap BuildTestFunctionMap() {
auto function = [](const BuiltinArguments& args) { return Result<void>{}; };
BuiltinFunctionMap test_function_map = {
{"return_success", {0, 0, {true, function}}},
};
return test_function_map;
}
} // namespace init
} // namespace android
int main(int argc, char** argv) {
if (argc > 1 && !strcmp(basename(argv[1]), "subcontext")) {
auto test_function_map = android::init::BuildTestFunctionMap();
return android::init::SubcontextMain(argc, argv, &test_function_map);
}
::benchmark::Initialize(&argc, argv);
if (::benchmark::ReportUnrecognizedArguments(argc, argv)) return 1;
::benchmark::RunSpecifiedBenchmarks();
}