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/*
* 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 vector<ConditionState>& initialConditionCache, const size_t startIndex,
const size_t stopIndex, const size_t stopAllIndex, const bool nesting,
const sp<ConditionWizard>& wizard, const FieldMatcher& internalDimensions,
const int64_t timeBaseNs, const int64_t startTimeNs,
const unordered_map<int, shared_ptr<Activation>>& eventActivationMap = {},
const unordered_map<int, vector<shared_ptr<Activation>>>& eventDeactivationMap = {},
const vector<int>& slicedStateAtoms = {},
const unordered_map<int, unordered_map<int, int64_t>>& stateGroupMap = {});
virtual ~DurationMetricProducer();
sp<AnomalyTracker> addAnomalyTracker(const Alert &alert,
const sp<AlarmMonitor>& anomalyAlarmMonitor) override;
void onStateChanged(const int64_t eventTimeNs, const int32_t atomId,
const HashableDimensionKey& primaryKey, const FieldValue& oldState,
const FieldValue& newState) override;
protected:
void onMatchedLogEventLocked(const size_t matcherIndex, const LogEvent& event) override;
void onMatchedLogEventInternalLocked(
const size_t matcherIndex, const MetricDimensionKey& eventKey,
const ConditionKey& conditionKeys, bool condition, const LogEvent& event,
const std::map<int, HashableDimensionKey>& statePrimaryKeys) override;
private:
void handleStartEvent(const MetricDimensionKey& eventKey, const ConditionKey& conditionKeys,
bool condition, const LogEvent& event);
void onDumpReportLocked(const int64_t dumpTimeNs,
const bool include_current_partial_bucket,
const bool erase_data,
const DumpLatency dumpLatency,
std::set<string> *str_set,
android::util::ProtoOutputStream* protoOutput) override;
void clearPastBucketsLocked(const int64_t dumpTimeNs) override;
// Internal interface to handle condition change.
void onConditionChangedLocked(const bool conditionMet, const int64_t eventTime) override;
// Internal interface to handle active state change.
void onActiveStateChangedLocked(const int64_t& eventTimeNs) override;
// Internal interface to handle sliced condition change.
void onSlicedConditionMayChangeLocked(bool overallCondition, const int64_t eventTime) override;
void onSlicedConditionMayChangeInternalLocked(bool overallCondition,
const int64_t eventTimeNs);
void onSlicedConditionMayChangeLocked_opt1(bool overallCondition, const int64_t eventTime);
void onSlicedConditionMayChangeLocked_opt2(bool overallCondition, const int64_t eventTime);
// Internal function to calculate the current used bytes.
size_t byteSizeLocked() const override;
void dumpStatesLocked(FILE* out, bool verbose) const override;
void dropDataLocked(const int64_t dropTimeNs) override;
// Util function to flush the old packet.
void flushIfNeededLocked(const int64_t& eventTime);
void flushCurrentBucketLocked(const int64_t& eventTimeNs,
const int64_t& nextBucketStartTimeNs) 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.
vector<Matcher> mInternalDimensions;
bool mContainANYPositionInInternalDimensions;
// This boolean is true iff When mInternalDimensions == mDimensionsInWhat
bool mUseWhatDimensionAsInternalDimension;
// Caches the current unsliced part condition.
ConditionState mUnSlicedPartCondition;
// Save the past buckets and we can clear when the StatsLogReport is dumped.
std::unordered_map<MetricDimensionKey, std::vector<DurationBucket>> mPastBuckets;
// The duration trackers in the current bucket.
std::unordered_map<HashableDimensionKey, 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, TestNonSlicedConditionUnknownState);
FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicates);
FRIEND_TEST(DurationMetricTrackerTest, TestFirstBucket);
FRIEND_TEST(DurationMetricProducerTest_PartialBucket, TestSumDuration);
FRIEND_TEST(DurationMetricProducerTest_PartialBucket,
TestSumDurationWithSplitInFollowingBucket);
FRIEND_TEST(DurationMetricProducerTest_PartialBucket, TestMaxDuration);
FRIEND_TEST(DurationMetricProducerTest_PartialBucket, TestMaxDurationWithSplitInNextBucket);
};
} // namespace statsd
} // namespace os
} // namespace android
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