1 /* 2 * Copyright (C) 2018 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 #define DEBUG false // STOPSHIP if true 18 #include "Log.h" 19 20 #include <android/os/IIncidentManager.h> 21 #include <android/os/IncidentReportArgs.h> 22 #include <binder/IServiceManager.h> 23 24 #include "external/Perfetto.h" 25 #include "external/Perfprofd.h" 26 #include "subscriber/IncidentdReporter.h" 27 #include "subscriber/SubscriberReporter.h" 28 29 namespace android { 30 namespace os { 31 namespace statsd { 32 33 void triggerSubscribers(int64_t ruleId, int64_t metricId, const MetricDimensionKey& dimensionKey, 34 int64_t metricValue, const ConfigKey& configKey, 35 const std::vector<Subscription>& subscriptions) { 36 VLOG("informSubscribers called."); 37 if (subscriptions.empty()) { 38 VLOG("No Subscriptions were associated."); 39 return; 40 } 41 42 for (const Subscription& subscription : subscriptions) { 43 if (subscription.probability_of_informing() < 1 44 && ((float)rand() / RAND_MAX) >= subscription.probability_of_informing()) { 45 // Note that due to float imprecision, 0.0 and 1.0 might not truly mean never/always. 46 // The config writer was advised to use -0.1 and 1.1 for never/always. 47 ALOGI("Fate decided that a subscriber would not be informed."); 48 continue; 49 } 50 switch (subscription.subscriber_information_case()) { 51 case Subscription::SubscriberInformationCase::kIncidentdDetails: 52 if (!GenerateIncidentReport(subscription.incidentd_details(), ruleId, metricId, 53 dimensionKey, metricValue, configKey)) { 54 ALOGW("Failed to generate incident report."); 55 } 56 break; 57 case Subscription::SubscriberInformationCase::kPerfettoDetails: 58 if (!CollectPerfettoTraceAndUploadToDropbox(subscription.perfetto_details(), 59 subscription.id(), ruleId, configKey)) { 60 ALOGW("Failed to generate perfetto traces."); 61 } 62 break; 63 case Subscription::SubscriberInformationCase::kBroadcastSubscriberDetails: 64 SubscriberReporter::getInstance().alertBroadcastSubscriber(configKey, subscription, 65 dimensionKey); 66 break; 67 case Subscription::SubscriberInformationCase::kPerfprofdDetails: 68 if (!CollectPerfprofdTraceAndUploadToDropbox(subscription.perfprofd_details(), 69 ruleId, configKey)) { 70 ALOGW("Failed to generate perfprofd traces."); 71 } 72 break; 73 default: 74 break; 75 } 76 } 77 } 78 79 } // namespace statsd 80 } // namespace os 81 } // namespace android 82
