| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #pragma once |
| |
| |
| #include <unordered_map> |
| |
| #include <android/util/ProtoOutputStream.h> |
| #include "../anomaly/DurationAnomalyTracker.h" |
| #include "../condition/ConditionTracker.h" |
| #include "../matchers/matcher_util.h" |
| #include "MetricProducer.h" |
| #include "duration_helper/DurationTracker.h" |
| #include "duration_helper/MaxDurationTracker.h" |
| #include "duration_helper/OringDurationTracker.h" |
| #include "frameworks/base/cmds/statsd/src/statsd_config.pb.h" |
| #include "stats_util.h" |
| |
| using namespace std; |
| |
| namespace android { |
| namespace os { |
| namespace statsd { |
| |
| class DurationMetricProducer : public MetricProducer { |
| public: |
| DurationMetricProducer(const ConfigKey& key, const DurationMetric& durationMetric, |
| const int conditionIndex, const size_t startIndex, |
| const size_t stopIndex, const size_t stopAllIndex, const bool nesting, |
| const sp<ConditionWizard>& wizard, |
| const FieldMatcher& internalDimensions, const uint64_t startTimeNs); |
| |
| virtual ~DurationMetricProducer(); |
| |
| sp<AnomalyTracker> addAnomalyTracker(const Alert &alert) override; |
| |
| protected: |
| void onMatchedLogEventInternalLocked( |
| const size_t matcherIndex, const MetricDimensionKey& eventKey, |
| const ConditionKey& conditionKeys, bool condition, |
| const LogEvent& event) override; |
| |
| private: |
| void onDumpReportLocked(const uint64_t dumpTimeNs, |
| android::util::ProtoOutputStream* protoOutput) override; |
| void onDumpReportLocked(const uint64_t dumpTimeNs, StatsLogReport* report) override; |
| |
| // Internal interface to handle condition change. |
| void onConditionChangedLocked(const bool conditionMet, const uint64_t eventTime) override; |
| |
| // Internal interface to handle sliced condition change. |
| void onSlicedConditionMayChangeLocked(const uint64_t eventTime) override; |
| |
| // Internal function to calculate the current used bytes. |
| size_t byteSizeLocked() const override; |
| |
| void dumpStatesLocked(FILE* out, bool verbose) const override; |
| |
| // Util function to flush the old packet. |
| void flushIfNeededLocked(const uint64_t& eventTime); |
| |
| void flushCurrentBucketLocked(const uint64_t& eventTimeNs) override; |
| |
| const DurationMetric_AggregationType mAggregationType; |
| |
| // Index of the SimpleAtomMatcher which defines the start. |
| const size_t mStartIndex; |
| |
| // Index of the SimpleAtomMatcher which defines the stop. |
| const size_t mStopIndex; |
| |
| // Index of the SimpleAtomMatcher which defines the stop all for all dimensions. |
| const size_t mStopAllIndex; |
| |
| // nest counting -- for the same key, stops must match the number of starts to make real stop |
| const bool mNested; |
| |
| // The dimension from the atom predicate. e.g., uid, wakelock name. |
| const FieldMatcher mInternalDimensions; |
| |
| // Save the past buckets and we can clear when the StatsLogReport is dumped. |
| // TODO: Add a lock to mPastBuckets. |
| std::unordered_map<MetricDimensionKey, std::vector<DurationBucket>> mPastBuckets; |
| |
| // The current bucket. |
| std::unordered_map<MetricDimensionKey, std::unique_ptr<DurationTracker>> |
| mCurrentSlicedDurationTrackerMap; |
| |
| // Helper function to create a duration tracker given the metric aggregation type. |
| std::unique_ptr<DurationTracker> createDurationTracker( |
| const MetricDimensionKey& eventKey) const; |
| |
| // This hides the base class's std::vector<sp<AnomalyTracker>> mAnomalyTrackers |
| std::vector<sp<DurationAnomalyTracker>> mAnomalyTrackers; |
| |
| // Util function to check whether the specified dimension hits the guardrail. |
| bool hitGuardRailLocked(const MetricDimensionKey& newKey); |
| |
| static const size_t kBucketSize = sizeof(DurationBucket{}); |
| |
| FRIEND_TEST(DurationMetricTrackerTest, TestNoCondition); |
| FRIEND_TEST(DurationMetricTrackerTest, TestNonSlicedCondition); |
| FRIEND_TEST(DurationMetricTrackerTest, TestSumDurationWithUpgrade); |
| FRIEND_TEST(DurationMetricTrackerTest, TestSumDurationWithUpgradeInFollowingBucket); |
| FRIEND_TEST(DurationMetricTrackerTest, TestMaxDurationWithUpgrade); |
| FRIEND_TEST(DurationMetricTrackerTest, TestMaxDurationWithUpgradeInNextBucket); |
| FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicates); |
| }; |
| |
| } // namespace statsd |
| } // namespace os |
| } // namespace android |