762653bdac
Bug: 173166524 Test: adb shell stop Test: adb shell start Change-Id: I09722380f249405aeeb8a68287828d602313baa2
94 lines
2.7 KiB
C++
94 lines
2.7 KiB
C++
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdlib.h>
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#include <unistd.h>
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#include <iostream>
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#include <string>
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#include <vector>
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#include <android-base/properties.h>
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using android::base::GetProperty;
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using android::base::SetProperty;
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using namespace std::literals;
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static void ControlService(bool start, const std::string& service) {
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if (!android::base::SetProperty(start ? "ctl.start" : "ctl.stop", service)) {
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std::cerr << "Unable to " << (start ? "start" : "stop") << " service '" << service
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<< "'\nSee dmesg for error reason." << std::endl;
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exit(EXIT_FAILURE);
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}
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}
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static void ControlDefaultServices(bool start) {
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std::vector<std::string> services = {
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"netd",
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"surfaceflinger",
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"audioserver",
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"zygote",
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};
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// Only start zygote_secondary if not single arch.
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std::string zygote_configuration = GetProperty("ro.zygote", "");
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if (zygote_configuration != "zygote32" && zygote_configuration != "zygote64") {
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services.emplace_back("zygote_secondary");
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}
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if (start) {
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for (const auto& service : services) {
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ControlService(true, service);
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}
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} else {
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for (auto it = services.crbegin(); it != services.crend(); ++it) {
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ControlService(false, *it);
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}
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}
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}
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static int StartStop(int argc, char** argv, bool start) {
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if (getuid()) {
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std::cerr << "Must be root" << std::endl;
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return EXIT_FAILURE;
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}
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if (argc == 1) {
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ControlDefaultServices(start);
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}
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if (argc == 2 && argv[1] == "--help"s) {
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std::cout << "usage: " << (start ? "start" : "stop")
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<< " [SERVICE...]\n"
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"\n"
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<< (start ? "Starts" : "Stops")
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<< " the given system service, or netd/surfaceflinger/zygotes." << std::endl;
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return EXIT_SUCCESS;
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}
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for (int i = 1; i < argc; ++i) {
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ControlService(start, argv[i]);
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}
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return EXIT_SUCCESS;
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}
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extern "C" int start_main(int argc, char** argv) {
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return StartStop(argc, argv, true);
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}
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extern "C" int stop_main(int argc, char** argv) {
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return StartStop(argc, argv, false);
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}
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