metricsd_main.cc revision 6b8629a6490d01196368ae1ed5bc6967c6f127eb
1/* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include <thread> 18 19#include <base/at_exit.h> 20#include <base/command_line.h> 21#include <base/files/file_path.h> 22#include <base/logging.h> 23#include <base/metrics/statistics_recorder.h> 24#include <base/strings/string_util.h> 25#include <base/time/time.h> 26#include <brillo/flag_helper.h> 27#include <brillo/syslog_logging.h> 28 29#include "constants.h" 30#include "uploader/bn_metricsd_impl.h" 31#include "uploader/crash_counters.h" 32#include "uploader/upload_service.h" 33 34int main(int argc, char** argv) { 35 DEFINE_bool(foreground, false, "Don't daemonize"); 36 37 // Upload the metrics once and exit. (used for testing) 38 DEFINE_bool(uploader_test, false, "run the uploader once and exit"); 39 40 // Upload Service flags. 41 DEFINE_int32(upload_interval_secs, 1800, 42 "Interval at which metrics_daemon sends the metrics. (needs " 43 "-uploader)"); 44 DEFINE_string(server, metrics::kMetricsServer, 45 "Server to upload the metrics to. (needs -uploader)"); 46 DEFINE_string(private_directory, metrics::kMetricsdDirectory, 47 "Path to the private directory used by metricsd " 48 "(testing only)"); 49 DEFINE_string(shared_directory, metrics::kSharedMetricsDirectory, 50 "Path to the shared metrics directory, used by " 51 "metrics_collector, metricsd and all metrics clients " 52 "(testing only)"); 53 54 DEFINE_bool(logtostderr, false, "Log to standard error"); 55 DEFINE_bool(logtosyslog, false, "Log to syslog"); 56 57 brillo::FlagHelper::Init(argc, argv, "Brillo metrics daemon."); 58 59 int logging_location = 60 (FLAGS_foreground ? brillo::kLogToStderr : brillo::kLogToSyslog); 61 if (FLAGS_logtosyslog) 62 logging_location = brillo::kLogToSyslog; 63 64 if (FLAGS_logtostderr) 65 logging_location = brillo::kLogToStderr; 66 67 // Also log to stderr when not running as daemon. 68 brillo::InitLog(logging_location | brillo::kLogHeader); 69 70 if (FLAGS_logtostderr && FLAGS_logtosyslog) { 71 LOG(ERROR) << "only one of --logtosyslog and --logtostderr can be set"; 72 return 1; 73 } 74 75 if (!FLAGS_foreground && daemon(0, 0) != 0) { 76 return errno; 77 } 78 79 std::shared_ptr<CrashCounters> counters(new CrashCounters); 80 81 UploadService upload_service( 82 FLAGS_server, base::TimeDelta::FromSeconds(FLAGS_upload_interval_secs), 83 base::FilePath(FLAGS_private_directory), 84 base::FilePath(FLAGS_shared_directory), counters); 85 86 base::StatisticsRecorder::Initialize(); 87 88 // Create and start the binder thread. 89 BnMetricsdImpl binder_service(counters); 90 std::thread binder_thread(&BnMetricsdImpl::Run, &binder_service); 91 92 upload_service.Run(); 93} 94