| /* |
| * 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. |
| */ |
| |
| #define DEBUG false |
| |
| #include "Log.h" |
| #include "DurationMetricProducer.h" |
| #include "guardrail/StatsdStats.h" |
| #include "stats_util.h" |
| #include "stats_log_util.h" |
| |
| #include <limits.h> |
| #include <stdlib.h> |
| |
| using android::util::FIELD_COUNT_REPEATED; |
| using android::util::FIELD_TYPE_BOOL; |
| using android::util::FIELD_TYPE_FLOAT; |
| using android::util::FIELD_TYPE_INT32; |
| using android::util::FIELD_TYPE_INT64; |
| using android::util::FIELD_TYPE_MESSAGE; |
| using android::util::FIELD_TYPE_STRING; |
| using android::util::ProtoOutputStream; |
| using std::string; |
| using std::unordered_map; |
| using std::vector; |
| |
| namespace android { |
| namespace os { |
| namespace statsd { |
| |
| // for StatsLogReport |
| const int FIELD_ID_ID = 1; |
| const int FIELD_ID_DURATION_METRICS = 6; |
| const int FIELD_ID_TIME_BASE = 9; |
| const int FIELD_ID_BUCKET_SIZE = 10; |
| const int FIELD_ID_DIMENSION_PATH_IN_WHAT = 11; |
| const int FIELD_ID_DIMENSION_PATH_IN_CONDITION = 12; |
| // for DurationMetricDataWrapper |
| const int FIELD_ID_DATA = 1; |
| // for DurationMetricData |
| const int FIELD_ID_DIMENSION_IN_WHAT = 1; |
| const int FIELD_ID_DIMENSION_IN_CONDITION = 2; |
| const int FIELD_ID_BUCKET_INFO = 3; |
| const int FIELD_ID_DIMENSION_LEAF_IN_WHAT = 4; |
| const int FIELD_ID_DIMENSION_LEAF_IN_CONDITION = 5; |
| // for DurationBucketInfo |
| const int FIELD_ID_DURATION = 3; |
| const int FIELD_ID_BUCKET_NUM = 4; |
| const int FIELD_ID_START_BUCKET_ELAPSED_MILLIS = 5; |
| const int FIELD_ID_END_BUCKET_ELAPSED_MILLIS = 6; |
| |
| DurationMetricProducer::DurationMetricProducer(const ConfigKey& key, const DurationMetric& metric, |
| 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 int64_t timeBaseNs, const int64_t startTimeNs) |
| : MetricProducer(metric.id(), key, timeBaseNs, conditionIndex, wizard), |
| mAggregationType(metric.aggregation_type()), |
| mStartIndex(startIndex), |
| mStopIndex(stopIndex), |
| mStopAllIndex(stopAllIndex), |
| mNested(nesting), |
| mContainANYPositionInInternalDimensions(false) { |
| if (metric.has_bucket()) { |
| mBucketSizeNs = |
| TimeUnitToBucketSizeInMillisGuardrailed(key.GetUid(), metric.bucket()) * 1000000; |
| } else { |
| mBucketSizeNs = LLONG_MAX; |
| } |
| |
| if (metric.has_dimensions_in_what()) { |
| translateFieldMatcher(metric.dimensions_in_what(), &mDimensionsInWhat); |
| mContainANYPositionInDimensionsInWhat = HasPositionANY(metric.dimensions_in_what()); |
| } |
| |
| if (internalDimensions.has_field()) { |
| translateFieldMatcher(internalDimensions, &mInternalDimensions); |
| mContainANYPositionInInternalDimensions = HasPositionANY(internalDimensions); |
| } |
| if (mContainANYPositionInInternalDimensions) { |
| ALOGE("Position ANY in internal dimension not supported."); |
| } |
| if (mContainANYPositionInDimensionsInWhat) { |
| ALOGE("Position ANY in dimension_in_what not supported."); |
| } |
| |
| if (metric.has_dimensions_in_condition()) { |
| translateFieldMatcher(metric.dimensions_in_condition(), &mDimensionsInCondition); |
| } |
| |
| mSliceByPositionALL = HasPositionALL(metric.dimensions_in_what()) || |
| HasPositionALL(metric.dimensions_in_condition()); |
| |
| if (metric.links().size() > 0) { |
| for (const auto& link : metric.links()) { |
| Metric2Condition mc; |
| mc.conditionId = link.condition(); |
| translateFieldMatcher(link.fields_in_what(), &mc.metricFields); |
| translateFieldMatcher(link.fields_in_condition(), &mc.conditionFields); |
| mMetric2ConditionLinks.push_back(mc); |
| } |
| } |
| mConditionSliced = (metric.links().size() > 0) || (mDimensionsInCondition.size() > 0); |
| mUnSlicedPartCondition = ConditionState::kUnknown; |
| |
| mUseWhatDimensionAsInternalDimension = equalDimensions(mDimensionsInWhat, mInternalDimensions); |
| if (mWizard != nullptr && mConditionTrackerIndex >= 0) { |
| mSameConditionDimensionsInTracker = |
| mWizard->equalOutputDimensions(mConditionTrackerIndex, mDimensionsInCondition); |
| if (mMetric2ConditionLinks.size() == 1) { |
| mHasLinksToAllConditionDimensionsInTracker = |
| mWizard->equalOutputDimensions(mConditionTrackerIndex, |
| mMetric2ConditionLinks.begin()->conditionFields); |
| } |
| } |
| flushIfNeededLocked(startTimeNs); |
| // Adjust start for partial bucket |
| mCurrentBucketStartTimeNs = startTimeNs; |
| VLOG("metric %lld created. bucket size %lld start_time: %lld", (long long)metric.id(), |
| (long long)mBucketSizeNs, (long long)mTimeBaseNs); |
| } |
| |
| DurationMetricProducer::~DurationMetricProducer() { |
| VLOG("~DurationMetric() called"); |
| } |
| |
| sp<AnomalyTracker> DurationMetricProducer::addAnomalyTracker( |
| const Alert &alert, const sp<AlarmMonitor>& anomalyAlarmMonitor) { |
| std::lock_guard<std::mutex> lock(mMutex); |
| if (mAggregationType == DurationMetric_AggregationType_SUM) { |
| if (alert.trigger_if_sum_gt() > alert.num_buckets() * mBucketSizeNs) { |
| ALOGW("invalid alert for SUM: threshold (%f) > possible recordable value (%d x %lld)", |
| alert.trigger_if_sum_gt(), alert.num_buckets(), (long long)mBucketSizeNs); |
| return nullptr; |
| } |
| } |
| sp<DurationAnomalyTracker> anomalyTracker = |
| new DurationAnomalyTracker(alert, mConfigKey, anomalyAlarmMonitor); |
| if (anomalyTracker != nullptr) { |
| mAnomalyTrackers.push_back(anomalyTracker); |
| } |
| return anomalyTracker; |
| } |
| |
| unique_ptr<DurationTracker> DurationMetricProducer::createDurationTracker( |
| const MetricDimensionKey& eventKey) const { |
| switch (mAggregationType) { |
| case DurationMetric_AggregationType_SUM: |
| return make_unique<OringDurationTracker>( |
| mConfigKey, mMetricId, eventKey, mWizard, mConditionTrackerIndex, |
| mDimensionsInCondition, mNested, mCurrentBucketStartTimeNs, mCurrentBucketNum, |
| mTimeBaseNs, mBucketSizeNs, mConditionSliced, |
| mHasLinksToAllConditionDimensionsInTracker, mAnomalyTrackers); |
| case DurationMetric_AggregationType_MAX_SPARSE: |
| return make_unique<MaxDurationTracker>( |
| mConfigKey, mMetricId, eventKey, mWizard, mConditionTrackerIndex, |
| mDimensionsInCondition, mNested, mCurrentBucketStartTimeNs, mCurrentBucketNum, |
| mTimeBaseNs, mBucketSizeNs, mConditionSliced, |
| mHasLinksToAllConditionDimensionsInTracker, mAnomalyTrackers); |
| } |
| } |
| |
| // SlicedConditionChange optimization case 1: |
| // 1. If combination condition, logical operation is AND, only one sliced child predicate. |
| // 2. No condition in dimension |
| // 3. The links covers all dimension fields in the sliced child condition predicate. |
| void DurationMetricProducer::onSlicedConditionMayChangeLocked_opt1(bool condition, |
| const int64_t eventTime) { |
| if (mMetric2ConditionLinks.size() != 1 || |
| !mHasLinksToAllConditionDimensionsInTracker || |
| !mDimensionsInCondition.empty()) { |
| return; |
| } |
| |
| bool currentUnSlicedPartCondition = true; |
| if (!mWizard->IsSimpleCondition(mConditionTrackerIndex)) { |
| ConditionState unslicedPartState = |
| mWizard->getUnSlicedPartConditionState(mConditionTrackerIndex); |
| // When the unsliced part is still false, return directly. |
| if (mUnSlicedPartCondition == ConditionState::kFalse && |
| unslicedPartState == ConditionState::kFalse) { |
| return; |
| } |
| mUnSlicedPartCondition = unslicedPartState; |
| currentUnSlicedPartCondition = mUnSlicedPartCondition > 0; |
| } |
| |
| auto dimensionsChangedToTrue = mWizard->getChangedToTrueDimensions(mConditionTrackerIndex); |
| auto dimensionsChangedToFalse = mWizard->getChangedToFalseDimensions(mConditionTrackerIndex); |
| |
| // The condition change is from the unsliced predicates. |
| // We need to find out the true dimensions from the sliced predicate and flip their condition |
| // state based on the new unsliced condition state. |
| if (dimensionsChangedToTrue == nullptr || dimensionsChangedToFalse == nullptr || |
| (dimensionsChangedToTrue->empty() && dimensionsChangedToFalse->empty())) { |
| std::set<HashableDimensionKey> trueConditionDimensions; |
| mWizard->getTrueSlicedDimensions(mConditionTrackerIndex, &trueConditionDimensions); |
| for (auto& whatIt : mCurrentSlicedDurationTrackerMap) { |
| HashableDimensionKey linkedConditionDimensionKey; |
| getDimensionForCondition(whatIt.first.getValues(), |
| mMetric2ConditionLinks[0], |
| &linkedConditionDimensionKey); |
| if (trueConditionDimensions.find(linkedConditionDimensionKey) != |
| trueConditionDimensions.end()) { |
| for (auto& condIt : whatIt.second) { |
| condIt.second->onConditionChanged( |
| currentUnSlicedPartCondition, eventTime); |
| } |
| } |
| } |
| } else { |
| // Handle the condition change from the sliced predicate. |
| if (currentUnSlicedPartCondition) { |
| for (auto& whatIt : mCurrentSlicedDurationTrackerMap) { |
| HashableDimensionKey linkedConditionDimensionKey; |
| getDimensionForCondition(whatIt.first.getValues(), |
| mMetric2ConditionLinks[0], |
| &linkedConditionDimensionKey); |
| if (dimensionsChangedToTrue->find(linkedConditionDimensionKey) != |
| dimensionsChangedToTrue->end()) { |
| for (auto& condIt : whatIt.second) { |
| condIt.second->onConditionChanged(true, eventTime); |
| } |
| } |
| if (dimensionsChangedToFalse->find(linkedConditionDimensionKey) != |
| dimensionsChangedToFalse->end()) { |
| for (auto& condIt : whatIt.second) { |
| condIt.second->onConditionChanged(false, eventTime); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| |
| // SlicedConditionChange optimization case 2: |
| // 1. If combination condition, logical operation is AND, only one sliced child predicate. |
| // 2. Has dimensions_in_condition and it equals to the output dimensions of the sliced predicate. |
| void DurationMetricProducer::onSlicedConditionMayChangeLocked_opt2(bool condition, |
| const int64_t eventTime) { |
| if (mMetric2ConditionLinks.size() > 1 || !mSameConditionDimensionsInTracker) { |
| return; |
| } |
| |
| auto dimensionsChangedToTrue = mWizard->getChangedToTrueDimensions(mConditionTrackerIndex); |
| auto dimensionsChangedToFalse = mWizard->getChangedToFalseDimensions(mConditionTrackerIndex); |
| |
| bool currentUnSlicedPartCondition = true; |
| if (!mWizard->IsSimpleCondition(mConditionTrackerIndex)) { |
| ConditionState unslicedPartState = |
| mWizard->getUnSlicedPartConditionState(mConditionTrackerIndex); |
| // When the unsliced part is still false, return directly. |
| if (mUnSlicedPartCondition == ConditionState::kFalse && |
| unslicedPartState == ConditionState::kFalse) { |
| return; |
| } |
| mUnSlicedPartCondition = unslicedPartState; |
| currentUnSlicedPartCondition = mUnSlicedPartCondition > 0; |
| } |
| |
| const std::set<HashableDimensionKey>* trueDimensionsToProcess = nullptr; |
| const std::set<HashableDimensionKey>* falseDimensionsToProcess = nullptr; |
| |
| std::set<HashableDimensionKey> currentTrueConditionDimensions; |
| if (dimensionsChangedToTrue == nullptr || dimensionsChangedToFalse == nullptr || |
| (dimensionsChangedToTrue->empty() && dimensionsChangedToFalse->empty())) { |
| mWizard->getTrueSlicedDimensions(mConditionTrackerIndex, ¤tTrueConditionDimensions); |
| trueDimensionsToProcess = ¤tTrueConditionDimensions; |
| } else if (currentUnSlicedPartCondition) { |
| // Handles the condition change from the sliced predicate. If the unsliced condition state |
| // is not true, not need to do anything. |
| trueDimensionsToProcess = dimensionsChangedToTrue; |
| falseDimensionsToProcess = dimensionsChangedToFalse; |
| } |
| |
| if (trueDimensionsToProcess == nullptr && falseDimensionsToProcess == nullptr) { |
| return; |
| } |
| |
| for (auto& whatIt : mCurrentSlicedDurationTrackerMap) { |
| if (falseDimensionsToProcess != nullptr) { |
| for (const auto& changedDim : *falseDimensionsToProcess) { |
| auto condIt = whatIt.second.find(changedDim); |
| if (condIt != whatIt.second.end()) { |
| condIt->second->onConditionChanged(false, eventTime); |
| } |
| } |
| } |
| if (trueDimensionsToProcess != nullptr) { |
| HashableDimensionKey linkedConditionDimensionKey; |
| if (!trueDimensionsToProcess->empty() && mMetric2ConditionLinks.size() == 1) { |
| getDimensionForCondition(whatIt.first.getValues(), |
| mMetric2ConditionLinks[0], |
| &linkedConditionDimensionKey); |
| } |
| for (auto& trueDim : *trueDimensionsToProcess) { |
| auto condIt = whatIt.second.find(trueDim); |
| if (condIt != whatIt.second.end()) { |
| condIt->second->onConditionChanged( |
| currentUnSlicedPartCondition, eventTime); |
| } else { |
| if (mMetric2ConditionLinks.size() == 0 || |
| trueDim.contains(linkedConditionDimensionKey)) { |
| if (!whatIt.second.empty()) { |
| auto newEventKey = MetricDimensionKey(whatIt.first, trueDim); |
| if (hitGuardRailLocked(newEventKey)) { |
| continue; |
| } |
| unique_ptr<DurationTracker> newTracker = |
| whatIt.second.begin()->second->clone(eventTime); |
| if (newTracker != nullptr) { |
| newTracker->setEventKey(newEventKey); |
| newTracker->onConditionChanged(true, eventTime); |
| whatIt.second[trueDim] = std::move(newTracker); |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| void DurationMetricProducer::onSlicedConditionMayChangeLocked(bool overallCondition, |
| const int64_t eventTime) { |
| VLOG("Metric %lld onSlicedConditionMayChange", (long long)mMetricId); |
| flushIfNeededLocked(eventTime); |
| |
| if (!mConditionSliced) { |
| return; |
| } |
| |
| bool changeDimTrackable = mWizard->IsChangedDimensionTrackable(mConditionTrackerIndex); |
| if (changeDimTrackable && mHasLinksToAllConditionDimensionsInTracker && |
| mDimensionsInCondition.empty()) { |
| onSlicedConditionMayChangeLocked_opt1(overallCondition, eventTime); |
| return; |
| } |
| |
| if (changeDimTrackable && mSameConditionDimensionsInTracker && |
| mMetric2ConditionLinks.size() <= 1) { |
| onSlicedConditionMayChangeLocked_opt2(overallCondition, eventTime); |
| return; |
| } |
| |
| // Now for each of the on-going event, check if the condition has changed for them. |
| for (auto& whatIt : mCurrentSlicedDurationTrackerMap) { |
| for (auto& pair : whatIt.second) { |
| pair.second->onSlicedConditionMayChange(overallCondition, eventTime); |
| } |
| } |
| |
| if (mDimensionsInCondition.empty()) { |
| return; |
| } |
| |
| if (mMetric2ConditionLinks.empty()) { |
| std::unordered_set<HashableDimensionKey> conditionDimensionsKeySet; |
| mWizard->getMetConditionDimension(mConditionTrackerIndex, mDimensionsInCondition, |
| !mSameConditionDimensionsInTracker, |
| &conditionDimensionsKeySet); |
| for (const auto& whatIt : mCurrentSlicedDurationTrackerMap) { |
| for (const auto& pair : whatIt.second) { |
| conditionDimensionsKeySet.erase(pair.first); |
| } |
| } |
| for (const auto& conditionDimension : conditionDimensionsKeySet) { |
| for (auto& whatIt : mCurrentSlicedDurationTrackerMap) { |
| if (!whatIt.second.empty()) { |
| auto newEventKey = MetricDimensionKey(whatIt.first, conditionDimension); |
| if (hitGuardRailLocked(newEventKey)) { |
| continue; |
| } |
| unique_ptr<DurationTracker> newTracker = |
| whatIt.second.begin()->second->clone(eventTime); |
| if (newTracker != nullptr) { |
| newTracker->setEventKey(MetricDimensionKey(newEventKey)); |
| newTracker->onSlicedConditionMayChange(overallCondition, eventTime); |
| whatIt.second[conditionDimension] = std::move(newTracker); |
| } |
| } |
| } |
| } |
| } else { |
| for (auto& whatIt : mCurrentSlicedDurationTrackerMap) { |
| ConditionKey conditionKey; |
| for (const auto& link : mMetric2ConditionLinks) { |
| getDimensionForCondition(whatIt.first.getValues(), link, |
| &conditionKey[link.conditionId]); |
| } |
| std::unordered_set<HashableDimensionKey> conditionDimensionsKeys; |
| mWizard->query(mConditionTrackerIndex, conditionKey, mDimensionsInCondition, |
| !mSameConditionDimensionsInTracker, |
| !mHasLinksToAllConditionDimensionsInTracker, |
| &conditionDimensionsKeys); |
| |
| for (const auto& conditionDimension : conditionDimensionsKeys) { |
| if (!whatIt.second.empty() && |
| whatIt.second.find(conditionDimension) == whatIt.second.end()) { |
| auto newEventKey = MetricDimensionKey(whatIt.first, conditionDimension); |
| if (hitGuardRailLocked(newEventKey)) { |
| continue; |
| } |
| auto newTracker = whatIt.second.begin()->second->clone(eventTime); |
| if (newTracker != nullptr) { |
| newTracker->setEventKey(newEventKey); |
| newTracker->onSlicedConditionMayChange(overallCondition, eventTime); |
| whatIt.second[conditionDimension] = std::move(newTracker); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| void DurationMetricProducer::onConditionChangedLocked(const bool conditionMet, |
| const int64_t eventTime) { |
| VLOG("Metric %lld onConditionChanged", (long long)mMetricId); |
| mCondition = conditionMet; |
| flushIfNeededLocked(eventTime); |
| for (auto& whatIt : mCurrentSlicedDurationTrackerMap) { |
| for (auto& pair : whatIt.second) { |
| pair.second->onConditionChanged(conditionMet, eventTime); |
| } |
| } |
| } |
| |
| void DurationMetricProducer::dropDataLocked(const int64_t dropTimeNs) { |
| flushIfNeededLocked(dropTimeNs); |
| mPastBuckets.clear(); |
| } |
| |
| void DurationMetricProducer::clearPastBucketsLocked(const int64_t dumpTimeNs) { |
| flushIfNeededLocked(dumpTimeNs); |
| mPastBuckets.clear(); |
| } |
| |
| void DurationMetricProducer::onDumpReportLocked(const int64_t dumpTimeNs, |
| const bool include_current_partial_bucket, |
| const bool erase_data, |
| std::set<string> *str_set, |
| ProtoOutputStream* protoOutput) { |
| if (include_current_partial_bucket) { |
| flushLocked(dumpTimeNs); |
| } else { |
| flushIfNeededLocked(dumpTimeNs); |
| } |
| if (mPastBuckets.empty()) { |
| VLOG(" Duration metric, empty return"); |
| return; |
| } |
| |
| protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_ID, (long long)mMetricId); |
| protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_TIME_BASE, (long long)mTimeBaseNs); |
| protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_BUCKET_SIZE, (long long)mBucketSizeNs); |
| |
| if (!mSliceByPositionALL) { |
| if (!mDimensionsInWhat.empty()) { |
| uint64_t dimenPathToken = protoOutput->start( |
| FIELD_TYPE_MESSAGE | FIELD_ID_DIMENSION_PATH_IN_WHAT); |
| writeDimensionPathToProto(mDimensionsInWhat, protoOutput); |
| protoOutput->end(dimenPathToken); |
| } |
| if (!mDimensionsInCondition.empty()) { |
| uint64_t dimenPathToken = protoOutput->start( |
| FIELD_TYPE_MESSAGE | FIELD_ID_DIMENSION_PATH_IN_CONDITION); |
| writeDimensionPathToProto(mDimensionsInCondition, protoOutput); |
| protoOutput->end(dimenPathToken); |
| } |
| } |
| |
| uint64_t protoToken = protoOutput->start(FIELD_TYPE_MESSAGE | FIELD_ID_DURATION_METRICS); |
| |
| VLOG("Duration metric %lld dump report now...", (long long)mMetricId); |
| |
| for (const auto& pair : mPastBuckets) { |
| const MetricDimensionKey& dimensionKey = pair.first; |
| VLOG(" dimension key %s", dimensionKey.toString().c_str()); |
| |
| uint64_t wrapperToken = |
| protoOutput->start(FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_DATA); |
| |
| // First fill dimension. |
| if (mSliceByPositionALL) { |
| uint64_t dimensionToken = protoOutput->start( |
| FIELD_TYPE_MESSAGE | FIELD_ID_DIMENSION_IN_WHAT); |
| writeDimensionToProto(dimensionKey.getDimensionKeyInWhat(), str_set, protoOutput); |
| protoOutput->end(dimensionToken); |
| |
| if (dimensionKey.hasDimensionKeyInCondition()) { |
| uint64_t dimensionInConditionToken = protoOutput->start( |
| FIELD_TYPE_MESSAGE | FIELD_ID_DIMENSION_IN_CONDITION); |
| writeDimensionToProto(dimensionKey.getDimensionKeyInCondition(), |
| str_set, protoOutput); |
| protoOutput->end(dimensionInConditionToken); |
| } |
| } else { |
| writeDimensionLeafNodesToProto(dimensionKey.getDimensionKeyInWhat(), |
| FIELD_ID_DIMENSION_LEAF_IN_WHAT, str_set, protoOutput); |
| if (dimensionKey.hasDimensionKeyInCondition()) { |
| writeDimensionLeafNodesToProto(dimensionKey.getDimensionKeyInCondition(), |
| FIELD_ID_DIMENSION_LEAF_IN_CONDITION, |
| str_set, protoOutput); |
| } |
| } |
| // Then fill bucket_info (DurationBucketInfo). |
| for (const auto& bucket : pair.second) { |
| uint64_t bucketInfoToken = protoOutput->start( |
| FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_BUCKET_INFO); |
| if (bucket.mBucketEndNs - bucket.mBucketStartNs != mBucketSizeNs) { |
| protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_START_BUCKET_ELAPSED_MILLIS, |
| (long long)NanoToMillis(bucket.mBucketStartNs)); |
| protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_END_BUCKET_ELAPSED_MILLIS, |
| (long long)NanoToMillis(bucket.mBucketEndNs)); |
| } else { |
| protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_BUCKET_NUM, |
| (long long)(getBucketNumFromEndTimeNs(bucket.mBucketEndNs))); |
| } |
| protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_DURATION, (long long)bucket.mDuration); |
| protoOutput->end(bucketInfoToken); |
| VLOG("\t bucket [%lld - %lld] duration: %lld", (long long)bucket.mBucketStartNs, |
| (long long)bucket.mBucketEndNs, (long long)bucket.mDuration); |
| } |
| |
| protoOutput->end(wrapperToken); |
| } |
| |
| protoOutput->end(protoToken); |
| if (erase_data) { |
| mPastBuckets.clear(); |
| } |
| } |
| |
| void DurationMetricProducer::flushIfNeededLocked(const int64_t& eventTimeNs) { |
| int64_t currentBucketEndTimeNs = getCurrentBucketEndTimeNs(); |
| |
| if (currentBucketEndTimeNs > eventTimeNs) { |
| return; |
| } |
| VLOG("flushing..........."); |
| for (auto whatIt = mCurrentSlicedDurationTrackerMap.begin(); |
| whatIt != mCurrentSlicedDurationTrackerMap.end();) { |
| for (auto it = whatIt->second.begin(); it != whatIt->second.end();) { |
| if (it->second->flushIfNeeded(eventTimeNs, &mPastBuckets)) { |
| VLOG("erase bucket for key %s %s", |
| whatIt->first.toString().c_str(), it->first.toString().c_str()); |
| it = whatIt->second.erase(it); |
| } else { |
| ++it; |
| } |
| } |
| if (whatIt->second.empty()) { |
| whatIt = mCurrentSlicedDurationTrackerMap.erase(whatIt); |
| } else { |
| whatIt++; |
| } |
| } |
| |
| int numBucketsForward = 1 + (eventTimeNs - currentBucketEndTimeNs) / mBucketSizeNs; |
| mCurrentBucketStartTimeNs = currentBucketEndTimeNs + (numBucketsForward - 1) * mBucketSizeNs; |
| mCurrentBucketNum += numBucketsForward; |
| } |
| |
| void DurationMetricProducer::flushCurrentBucketLocked(const int64_t& eventTimeNs) { |
| for (auto whatIt = mCurrentSlicedDurationTrackerMap.begin(); |
| whatIt != mCurrentSlicedDurationTrackerMap.end();) { |
| for (auto it = whatIt->second.begin(); it != whatIt->second.end();) { |
| if (it->second->flushCurrentBucket(eventTimeNs, &mPastBuckets)) { |
| VLOG("erase bucket for key %s %s", whatIt->first.toString().c_str(), |
| it->first.toString().c_str()); |
| it = whatIt->second.erase(it); |
| } else { |
| ++it; |
| } |
| } |
| if (whatIt->second.empty()) { |
| whatIt = mCurrentSlicedDurationTrackerMap.erase(whatIt); |
| } else { |
| whatIt++; |
| } |
| } |
| } |
| |
| void DurationMetricProducer::dumpStatesLocked(FILE* out, bool verbose) const { |
| if (mCurrentSlicedDurationTrackerMap.size() == 0) { |
| return; |
| } |
| |
| fprintf(out, "DurationMetric %lld dimension size %lu\n", (long long)mMetricId, |
| (unsigned long)mCurrentSlicedDurationTrackerMap.size()); |
| if (verbose) { |
| for (const auto& whatIt : mCurrentSlicedDurationTrackerMap) { |
| for (const auto& slice : whatIt.second) { |
| fprintf(out, "\t(what)%s\t(condition)%s\n", whatIt.first.toString().c_str(), |
| slice.first.toString().c_str()); |
| slice.second->dumpStates(out, verbose); |
| } |
| } |
| } |
| } |
| |
| bool DurationMetricProducer::hitGuardRailLocked(const MetricDimensionKey& newKey) { |
| auto whatIt = mCurrentSlicedDurationTrackerMap.find(newKey.getDimensionKeyInWhat()); |
| if (whatIt != mCurrentSlicedDurationTrackerMap.end()) { |
| auto condIt = whatIt->second.find(newKey.getDimensionKeyInCondition()); |
| if (condIt != whatIt->second.end()) { |
| return false; |
| } |
| if (whatIt->second.size() > StatsdStats::kDimensionKeySizeSoftLimit - 1) { |
| size_t newTupleCount = whatIt->second.size() + 1; |
| StatsdStats::getInstance().noteMetricDimensionInConditionSize( |
| mConfigKey, mMetricId, newTupleCount); |
| // 2. Don't add more tuples, we are above the allowed threshold. Drop the data. |
| if (newTupleCount > StatsdStats::kDimensionKeySizeHardLimit) { |
| ALOGE("DurationMetric %lld dropping data for condition dimension key %s", |
| (long long)mMetricId, newKey.getDimensionKeyInCondition().toString().c_str()); |
| return true; |
| } |
| } |
| } else { |
| // 1. Report the tuple count if the tuple count > soft limit |
| if (mCurrentSlicedDurationTrackerMap.size() > StatsdStats::kDimensionKeySizeSoftLimit - 1) { |
| size_t newTupleCount = mCurrentSlicedDurationTrackerMap.size() + 1; |
| StatsdStats::getInstance().noteMetricDimensionSize( |
| mConfigKey, mMetricId, newTupleCount); |
| // 2. Don't add more tuples, we are above the allowed threshold. Drop the data. |
| if (newTupleCount > StatsdStats::kDimensionKeySizeHardLimit) { |
| ALOGE("DurationMetric %lld dropping data for what dimension key %s", |
| (long long)mMetricId, newKey.getDimensionKeyInWhat().toString().c_str()); |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| void DurationMetricProducer::handleStartEvent(const MetricDimensionKey& eventKey, |
| const ConditionKey& conditionKeys, |
| bool condition, const LogEvent& event) { |
| const auto& whatKey = eventKey.getDimensionKeyInWhat(); |
| const auto& condKey = eventKey.getDimensionKeyInCondition(); |
| |
| auto whatIt = mCurrentSlicedDurationTrackerMap.find(whatKey); |
| if (whatIt == mCurrentSlicedDurationTrackerMap.end()) { |
| if (hitGuardRailLocked(eventKey)) { |
| return; |
| } |
| mCurrentSlicedDurationTrackerMap[whatKey][condKey] = createDurationTracker(eventKey); |
| } else { |
| if (whatIt->second.find(condKey) == whatIt->second.end()) { |
| if (hitGuardRailLocked(eventKey)) { |
| return; |
| } |
| mCurrentSlicedDurationTrackerMap[whatKey][condKey] = createDurationTracker(eventKey); |
| } |
| } |
| |
| auto it = mCurrentSlicedDurationTrackerMap.find(whatKey)->second.find(condKey); |
| if (mUseWhatDimensionAsInternalDimension) { |
| it->second->noteStart(whatKey, condition, |
| event.GetElapsedTimestampNs(), conditionKeys); |
| return; |
| } |
| |
| if (mInternalDimensions.empty()) { |
| it->second->noteStart(DEFAULT_DIMENSION_KEY, condition, |
| event.GetElapsedTimestampNs(), conditionKeys); |
| } else { |
| HashableDimensionKey dimensionKey = DEFAULT_DIMENSION_KEY; |
| filterValues(mInternalDimensions, event.getValues(), &dimensionKey); |
| it->second->noteStart( |
| dimensionKey, condition, event.GetElapsedTimestampNs(), conditionKeys); |
| } |
| |
| } |
| |
| void DurationMetricProducer::onMatchedLogEventInternalLocked( |
| const size_t matcherIndex, const MetricDimensionKey& eventKey, |
| const ConditionKey& conditionKeys, bool condition, |
| const LogEvent& event) { |
| ALOGW("Not used in duration tracker."); |
| } |
| |
| void DurationMetricProducer::onMatchedLogEventLocked(const size_t matcherIndex, |
| const LogEvent& event) { |
| int64_t eventTimeNs = event.GetElapsedTimestampNs(); |
| if (eventTimeNs < mTimeBaseNs) { |
| return; |
| } |
| |
| flushIfNeededLocked(event.GetElapsedTimestampNs()); |
| |
| // Handles Stopall events. |
| if (matcherIndex == mStopAllIndex) { |
| for (auto& whatIt : mCurrentSlicedDurationTrackerMap) { |
| for (auto& pair : whatIt.second) { |
| pair.second->noteStopAll(event.GetElapsedTimestampNs()); |
| } |
| } |
| return; |
| } |
| |
| HashableDimensionKey dimensionInWhat; |
| if (!mDimensionsInWhat.empty()) { |
| filterValues(mDimensionsInWhat, event.getValues(), &dimensionInWhat); |
| } else { |
| dimensionInWhat = DEFAULT_DIMENSION_KEY; |
| } |
| |
| // Handles Stop events. |
| if (matcherIndex == mStopIndex) { |
| if (mUseWhatDimensionAsInternalDimension) { |
| auto whatIt = mCurrentSlicedDurationTrackerMap.find(dimensionInWhat); |
| if (whatIt != mCurrentSlicedDurationTrackerMap.end()) { |
| for (const auto& condIt : whatIt->second) { |
| condIt.second->noteStop(dimensionInWhat, event.GetElapsedTimestampNs(), false); |
| } |
| } |
| return; |
| } |
| |
| HashableDimensionKey internalDimensionKey = DEFAULT_DIMENSION_KEY; |
| if (!mInternalDimensions.empty()) { |
| filterValues(mInternalDimensions, event.getValues(), &internalDimensionKey); |
| } |
| |
| auto whatIt = mCurrentSlicedDurationTrackerMap.find(dimensionInWhat); |
| if (whatIt != mCurrentSlicedDurationTrackerMap.end()) { |
| for (const auto& condIt : whatIt->second) { |
| condIt.second->noteStop( |
| internalDimensionKey, event.GetElapsedTimestampNs(), false); |
| } |
| } |
| return; |
| } |
| |
| bool condition; |
| ConditionKey conditionKey; |
| std::unordered_set<HashableDimensionKey> dimensionKeysInCondition; |
| if (mConditionSliced) { |
| for (const auto& link : mMetric2ConditionLinks) { |
| getDimensionForCondition(event.getValues(), link, &conditionKey[link.conditionId]); |
| } |
| |
| auto conditionState = |
| mWizard->query(mConditionTrackerIndex, conditionKey, mDimensionsInCondition, |
| !mSameConditionDimensionsInTracker, |
| !mHasLinksToAllConditionDimensionsInTracker, |
| &dimensionKeysInCondition); |
| condition = (conditionState == ConditionState::kTrue); |
| if (mDimensionsInCondition.empty() && condition) { |
| dimensionKeysInCondition.insert(DEFAULT_DIMENSION_KEY); |
| } |
| } else { |
| condition = mCondition; |
| if (condition) { |
| dimensionKeysInCondition.insert(DEFAULT_DIMENSION_KEY); |
| } |
| } |
| |
| if (dimensionKeysInCondition.empty()) { |
| handleStartEvent(MetricDimensionKey(dimensionInWhat, DEFAULT_DIMENSION_KEY), |
| conditionKey, condition, event); |
| } else { |
| auto whatIt = mCurrentSlicedDurationTrackerMap.find(dimensionInWhat); |
| // If the what dimension is already there, we should update all the trackers even |
| // the condition is false. |
| if (whatIt != mCurrentSlicedDurationTrackerMap.end()) { |
| for (const auto& condIt : whatIt->second) { |
| const bool cond = dimensionKeysInCondition.find(condIt.first) != |
| dimensionKeysInCondition.end() && condition; |
| handleStartEvent(MetricDimensionKey(dimensionInWhat, condIt.first), |
| conditionKey, cond, event); |
| dimensionKeysInCondition.erase(condIt.first); |
| } |
| } |
| for (const auto& conditionDimension : dimensionKeysInCondition) { |
| handleStartEvent(MetricDimensionKey(dimensionInWhat, conditionDimension), conditionKey, |
| condition, event); |
| } |
| } |
| } |
| |
| size_t DurationMetricProducer::byteSizeLocked() const { |
| size_t totalSize = 0; |
| for (const auto& pair : mPastBuckets) { |
| totalSize += pair.second.size() * kBucketSize; |
| } |
| return totalSize; |
| } |
| |
| } // namespace statsd |
| } // namespace os |
| } // namespace android |