142 lines
4.4 KiB
C++
142 lines
4.4 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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#define LOG_TAG "perfstatsd"
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#include <perfstatsd.h>
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#include <perfstatsd_service.h>
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enum MODE { DUMP_HISTORY, SET_OPTION };
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android::sp<Perfstatsd> perfstatsdSp;
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void *perfstatsdMain(void *) {
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LOG(INFO) << "main thread started";
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perfstatsdSp = new Perfstatsd();
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while (true) {
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perfstatsdSp->refresh();
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perfstatsdSp->pause();
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}
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return NULL;
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}
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void help(char **argv) {
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std::string usage = argv[0];
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usage = "Usage: " + usage + " [-s][-d][-o]\n" +
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"Options:\n"
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" -s, start as service\n"
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" -d, dump perf stats history for dumpstate_board\n"
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" -o, set key/value option";
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fprintf(stderr, "%s\n", usage.c_str());
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}
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int startService(void) {
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pthread_t perfstatsdMainThread;
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errno = pthread_create(&perfstatsdMainThread, NULL, perfstatsdMain, NULL);
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if (errno != 0) {
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PLOG(ERROR) << "Failed to create main thread";
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return -1;
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} else {
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pthread_setname_np(perfstatsdMainThread, "perfstatsd_main");
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}
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android::ProcessState::initWithDriver("/dev/vndbinder");
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if (PerfstatsdPrivateService::start() != android::OK) {
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PLOG(ERROR) << "Failed to start perfstatsd service";
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return -1;
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} else
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LOG(INFO) << "perfstatsd_pri_service started";
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android::ProcessState::self()->startThreadPool();
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android::IPCThreadState::self()->joinThreadPool();
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pthread_join(perfstatsdMainThread, NULL);
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return 0;
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}
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int serviceCall(int mode, const std::string &key, const std::string &value) {
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android::ProcessState::initWithDriver("/dev/vndbinder");
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android::sp<IPerfstatsdPrivate> perfstatsdPrivateService = getPerfstatsdPrivateService();
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if (perfstatsdPrivateService == NULL) {
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PLOG(ERROR) << "Cannot find perfstatsd service.";
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fprintf(stdout, "Cannot find perfstatsd service.\n");
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return -1;
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}
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switch (mode) {
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case DUMP_HISTORY: {
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std::string history;
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LOG(INFO) << "dump perfstats history.";
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if (!perfstatsdPrivateService->dumpHistory(&history).isOk() || history.empty()) {
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PLOG(ERROR) << "perf stats history is not available";
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fprintf(stdout, "perf stats history is not available\n");
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return -1;
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}
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fprintf(stdout, "%s\n", history.c_str());
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break;
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}
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case SET_OPTION:
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LOG(INFO) << "set option: " << key << " , " << value;
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if (!perfstatsdPrivateService
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->setOptions(std::forward<const std::string>(key),
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std::forward<const std::string>(value))
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.isOk()) {
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PLOG(ERROR) << "fail to set options";
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fprintf(stdout, "fail to set options\n");
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return -1;
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}
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break;
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}
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return 0;
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}
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int serviceCall(int mode) {
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std::string empty("");
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return serviceCall(mode, empty, empty);
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}
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int main(int argc, char **argv) {
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android::base::InitLogging(argv, android::base::LogdLogger(android::base::SYSTEM));
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int c;
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while ((c = getopt(argc, argv, "sdo:h")) != -1) {
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switch (c) {
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case 's':
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return startService();
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case 'd':
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return serviceCall(DUMP_HISTORY);
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case 'o':
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// set options
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if (argc == 4) {
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std::string key(argv[2]);
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std::string value(argv[3]);
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return serviceCall(SET_OPTION, std::move(key), std::move(value));
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}
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FALLTHROUGH_INTENDED;
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case 'h':
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// print usage
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FALLTHROUGH_INTENDED;
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default:
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help(argv);
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return 2;
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}
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}
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return 0;
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}
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