1 /* 2 * Copyright (C) 2017 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 #pragma once 18 19 #include <gtest/gtest_prod.h> 20 #include "config/ConfigListener.h" 21 #include "logd/LogReader.h" 22 #include "metrics/MetricsManager.h" 23 #include "packages/UidMap.h" 24 #include "external/StatsPullerManager.h" 25 26 #include "frameworks/base/cmds/statsd/src/statsd_config.pb.h" 27 28 #include <stdio.h> 29 #include <unordered_map> 30 31 namespace android { 32 namespace os { 33 namespace statsd { 34 35 // Keep this in sync with DumpReportReason enum in stats_log.proto 36 enum DumpReportReason { 37 DEVICE_SHUTDOWN = 1, 38 CONFIG_UPDATED = 2, 39 CONFIG_REMOVED = 3, 40 GET_DATA_CALLED = 4, 41 ADB_DUMP = 5, 42 CONFIG_RESET = 6, 43 STATSCOMPANION_DIED = 7 44 }; 45 46 class StatsLogProcessor : public ConfigListener { 47 public: 48 StatsLogProcessor(const sp<UidMap>& uidMap, const sp<AlarmMonitor>& anomalyAlarmMonitor, 49 const sp<AlarmMonitor>& subscriberTriggerAlarmMonitor, 50 const int64_t timeBaseNs, 51 const std::function<bool(const ConfigKey&)>& sendBroadcast); 52 virtual ~StatsLogProcessor(); 53 54 void OnLogEvent(LogEvent* event, bool reconnectionStarts); 55 56 // for testing only. 57 void OnLogEvent(LogEvent* event); 58 59 void OnConfigUpdated(const int64_t timestampNs, const ConfigKey& key, 60 const StatsdConfig& config); 61 void OnConfigRemoved(const ConfigKey& key); 62 63 size_t GetMetricsSize(const ConfigKey& key) const; 64 65 void onDumpReport(const ConfigKey& key, const int64_t dumpTimeNs, 66 const bool include_current_partial_bucket, 67 const DumpReportReason dumpReportReason, vector<uint8_t>* outData); 68 69 /* Tells MetricsManager that the alarms in alarmSet have fired. Modifies anomaly alarmSet. */ 70 void onAnomalyAlarmFired( 71 const int64_t& timestampNs, 72 unordered_set<sp<const InternalAlarm>, SpHash<InternalAlarm>> alarmSet); 73 74 /* Tells MetricsManager that the alarms in alarmSet have fired. Modifies periodic alarmSet. */ 75 void onPeriodicAlarmFired( 76 const int64_t& timestampNs, 77 unordered_set<sp<const InternalAlarm>, SpHash<InternalAlarm>> alarmSet); 78 79 /* Flushes data to disk. Data on memory will be gone after written to disk. */ 80 void WriteDataToDisk(const DumpReportReason dumpReportReason); 81 82 // Reset all configs. 83 void resetConfigs(); 84 getUidMap()85 inline sp<UidMap> getUidMap() { 86 return mUidMap; 87 } 88 89 void dumpStates(FILE* out, bool verbose); 90 91 void informPullAlarmFired(const int64_t timestampNs); 92 93 int64_t getLastReportTimeNs(const ConfigKey& key); 94 setPrintLogs(bool enabled)95 inline void setPrintLogs(bool enabled) { 96 #ifdef VERY_VERBOSE_PRINTING 97 std::lock_guard<std::mutex> lock(mMetricsMutex); 98 mPrintAllLogs = enabled; 99 #endif 100 } 101 102 // Add a specific config key to the possible configs to dump ASAP. 103 void noteOnDiskData(const ConfigKey& key); 104 105 private: 106 // For testing only. getAnomalyAlarmMonitor()107 inline sp<AlarmMonitor> getAnomalyAlarmMonitor() const { 108 return mAnomalyAlarmMonitor; 109 } 110 getPeriodicAlarmMonitor()111 inline sp<AlarmMonitor> getPeriodicAlarmMonitor() const { 112 return mPeriodicAlarmMonitor; 113 } 114 115 mutable mutex mMetricsMutex; 116 117 std::unordered_map<ConfigKey, sp<MetricsManager>> mMetricsManagers; 118 119 std::unordered_map<ConfigKey, long> mLastBroadcastTimes; 120 121 // Tracks when we last checked the bytes consumed for each config key. 122 std::unordered_map<ConfigKey, long> mLastByteSizeTimes; 123 124 // Tracks which config keys has metric reports on disk 125 std::set<ConfigKey> mOnDiskDataConfigs; 126 127 sp<UidMap> mUidMap; // Reference to the UidMap to lookup app name and version for each uid. 128 129 StatsPullerManager mStatsPullerManager; 130 131 sp<AlarmMonitor> mAnomalyAlarmMonitor; 132 133 sp<AlarmMonitor> mPeriodicAlarmMonitor; 134 135 void resetIfConfigTtlExpiredLocked(const int64_t timestampNs); 136 137 void OnConfigUpdatedLocked( 138 const int64_t currentTimestampNs, const ConfigKey& key, const StatsdConfig& config); 139 140 void WriteDataToDiskLocked(const DumpReportReason dumpReportReason); 141 void WriteDataToDiskLocked(const ConfigKey& key, const int64_t timestampNs, 142 const DumpReportReason dumpReportReason); 143 144 void onConfigMetricsReportLocked(const ConfigKey& key, const int64_t dumpTimeStampNs, 145 const bool include_current_partial_bucket, 146 const DumpReportReason dumpReportReason, 147 util::ProtoOutputStream* proto); 148 149 /* Check if we should send a broadcast if approaching memory limits and if we're over, we 150 * actually delete the data. */ 151 void flushIfNecessaryLocked(int64_t timestampNs, const ConfigKey& key, 152 MetricsManager& metricsManager); 153 154 // Maps the isolated uid in the log event to host uid if the log event contains uid fields. 155 void mapIsolatedUidToHostUidIfNecessaryLocked(LogEvent* event) const; 156 157 // Handler over the isolated uid change event. 158 void onIsolatedUidChangedEventLocked(const LogEvent& event); 159 160 // Reset all configs. 161 void resetConfigsLocked(const int64_t timestampNs); 162 // Reset the specified configs. 163 void resetConfigsLocked(const int64_t timestampNs, const std::vector<ConfigKey>& configs); 164 165 // Function used to send a broadcast so that receiver for the config key can call getData 166 // to retrieve the stored data. 167 std::function<bool(const ConfigKey& key)> mSendBroadcast; 168 169 const int64_t mTimeBaseNs; 170 171 // Largest timestamp of the events that we have processed. 172 int64_t mLargestTimestampSeen = 0; 173 174 int64_t mLastTimestampSeen = 0; 175 176 bool mInReconnection = false; 177 178 // Processed log count 179 uint64_t mLogCount = 0; 180 181 // Log loss detected count 182 int mLogLossCount = 0; 183 184 long mLastPullerCacheClearTimeSec = 0; 185 186 #ifdef VERY_VERBOSE_PRINTING 187 bool mPrintAllLogs = false; 188 #endif 189 190 FRIEND_TEST(StatsLogProcessorTest, TestOutOfOrderLogs); 191 FRIEND_TEST(StatsLogProcessorTest, TestRateLimitByteSize); 192 FRIEND_TEST(StatsLogProcessorTest, TestRateLimitBroadcast); 193 FRIEND_TEST(StatsLogProcessorTest, TestDropWhenByteSizeTooLarge); 194 FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForSumDuration1); 195 FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForSumDuration2); 196 FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForSumDuration3); 197 FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForMaxDuration1); 198 FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForMaxDuration2); 199 FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForMaxDuration3); 200 FRIEND_TEST(MetricConditionLinkE2eTest, TestMultiplePredicatesAndLinks1); 201 FRIEND_TEST(MetricConditionLinkE2eTest, TestMultiplePredicatesAndLinks2); 202 FRIEND_TEST(AttributionE2eTest, TestAttributionMatchAndSliceByFirstUid); 203 FRIEND_TEST(AttributionE2eTest, TestAttributionMatchAndSliceByChain); 204 FRIEND_TEST(GaugeMetricE2eTest, TestMultipleFieldsForPushedEvent); 205 FRIEND_TEST(GaugeMetricE2eTest, TestRandomSamplePulledEvents); 206 FRIEND_TEST(GaugeMetricE2eTest, TestRandomSamplePulledEvent_LateAlarm); 207 FRIEND_TEST(GaugeMetricE2eTest, TestAllConditionChangesSamplePulledEvents); 208 FRIEND_TEST(ValueMetricE2eTest, TestPulledEvents); 209 FRIEND_TEST(ValueMetricE2eTest, TestPulledEvents_LateAlarm); 210 211 FRIEND_TEST(DimensionInConditionE2eTest, TestCreateCountMetric_NoLink_OR_CombinationCondition); 212 FRIEND_TEST(DimensionInConditionE2eTest, TestCreateCountMetric_Link_OR_CombinationCondition); 213 FRIEND_TEST(DimensionInConditionE2eTest, TestDurationMetric_NoLink_OR_CombinationCondition); 214 FRIEND_TEST(DimensionInConditionE2eTest, TestDurationMetric_Link_OR_CombinationCondition); 215 216 FRIEND_TEST(DimensionInConditionE2eTest, TestDurationMetric_NoLink_SimpleCondition); 217 FRIEND_TEST(DimensionInConditionE2eTest, TestDurationMetric_Link_SimpleCondition); 218 FRIEND_TEST(DimensionInConditionE2eTest, TestDurationMetric_PartialLink_SimpleCondition); 219 220 FRIEND_TEST(DimensionInConditionE2eTest, TestDurationMetric_PartialLink_AND_CombinationCondition); 221 FRIEND_TEST(DimensionInConditionE2eTest, TestDurationMetric_NoLink_AND_CombinationCondition); 222 FRIEND_TEST(DimensionInConditionE2eTest, TestDurationMetric_Link_AND_CombinationCondition); 223 224 FRIEND_TEST(AnomalyDetectionE2eTest, TestSlicedCountMetric_single_bucket); 225 FRIEND_TEST(AnomalyDetectionE2eTest, TestSlicedCountMetric_multiple_buckets); 226 FRIEND_TEST(AnomalyDetectionE2eTest, TestDurationMetric_SUM_single_bucket); 227 FRIEND_TEST(AnomalyDetectionE2eTest, TestDurationMetric_SUM_multiple_buckets); 228 FRIEND_TEST(AnomalyDetectionE2eTest, TestDurationMetric_SUM_long_refractory_period); 229 230 FRIEND_TEST(AlarmE2eTest, TestMultipleAlarms); 231 FRIEND_TEST(ConfigTtlE2eTest, TestCountMetric); 232 }; 233 234 } // namespace statsd 235 } // namespace os 236 } // namespace android 237