metricsd_main.cc revision 608e428006fa317badd51b941e05bdba42bd08bd
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 <base/at_exit.h> 18#include <base/command_line.h> 19#include <base/files/file_path.h> 20#include <base/logging.h> 21#include <base/strings/string_util.h> 22#include <base/time/time.h> 23#include <brillo/flag_helper.h> 24#include <brillo/syslog_logging.h> 25 26#include "constants.h" 27#include "uploader/upload_service.h" 28 29 30int main(int argc, char** argv) { 31 DEFINE_bool(foreground, false, "Don't daemonize"); 32 33 // Upload the metrics once and exit. (used for testing) 34 DEFINE_bool(uploader_test, 35 false, 36 "run the uploader once and exit"); 37 38 // Upload Service flags. 39 DEFINE_int32(upload_interval_secs, 40 1800, 41 "Interval at which metrics_daemon sends the metrics. (needs " 42 "-uploader)"); 43 DEFINE_string(server, 44 metrics::kMetricsServer, 45 "Server to upload the metrics to. (needs -uploader)"); 46 DEFINE_string(metrics_directory, 47 metrics::kMetricsDirectory, 48 "Root of the configuration files (testing only)"); 49 50 DEFINE_bool(logtostderr, false, "Log to standard error"); 51 DEFINE_bool(logtosyslog, false, "Log to syslog"); 52 53 brillo::FlagHelper::Init(argc, argv, "Brillo metrics daemon."); 54 55 int logging_location = (FLAGS_foreground ? brillo::kLogToStderr 56 : brillo::kLogToSyslog); 57 if (FLAGS_logtosyslog) 58 logging_location = brillo::kLogToSyslog; 59 60 if (FLAGS_logtostderr) 61 logging_location = brillo::kLogToStderr; 62 63 // Also log to stderr when not running as daemon. 64 brillo::InitLog(logging_location | brillo::kLogHeader); 65 66 if (FLAGS_logtostderr && FLAGS_logtosyslog) { 67 LOG(ERROR) << "only one of --logtosyslog and --logtostderr can be set"; 68 return 1; 69 } 70 71 if (!FLAGS_foreground && daemon(0, 0) != 0) { 72 return errno; 73 } 74 75 UploadService service(FLAGS_server, 76 base::TimeDelta::FromSeconds(FLAGS_upload_interval_secs), 77 base::FilePath(FLAGS_metrics_directory)); 78 79 service.Run(); 80} 81