Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 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 | |
Yao Chen | 3c0b95c | 2017-12-16 14:34:20 -0800 | [diff] [blame] | 17 | #define DEBUG false // STOPSHIP if true |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 18 | #include "Log.h" |
| 19 | |
| 20 | #include "ValueMetricProducer.h" |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 21 | #include "guardrail/StatsdStats.h" |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 22 | #include "stats_log_util.h" |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 23 | |
| 24 | #include <cutils/log.h> |
| 25 | #include <limits.h> |
| 26 | #include <stdlib.h> |
| 27 | |
yro | b0378b0 | 2017-11-09 20:36:25 -0800 | [diff] [blame] | 28 | using android::util::FIELD_COUNT_REPEATED; |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 29 | using android::util::FIELD_TYPE_BOOL; |
| 30 | using android::util::FIELD_TYPE_FLOAT; |
| 31 | using android::util::FIELD_TYPE_INT32; |
| 32 | using android::util::FIELD_TYPE_INT64; |
| 33 | using android::util::FIELD_TYPE_MESSAGE; |
Yangster-mac | d1815dc | 2017-11-13 21:43:15 -0800 | [diff] [blame] | 34 | using android::util::FIELD_TYPE_STRING; |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 35 | using android::util::ProtoOutputStream; |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 36 | using std::list; |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 37 | using std::make_pair; |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 38 | using std::make_shared; |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 39 | using std::map; |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 40 | using std::shared_ptr; |
| 41 | using std::unique_ptr; |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 42 | using std::unordered_map; |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 43 | |
| 44 | namespace android { |
| 45 | namespace os { |
| 46 | namespace statsd { |
| 47 | |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 48 | // for StatsLogReport |
Yangster-mac | d1815dc | 2017-11-13 21:43:15 -0800 | [diff] [blame] | 49 | const int FIELD_ID_NAME = 1; |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 50 | const int FIELD_ID_START_REPORT_NANOS = 2; |
| 51 | const int FIELD_ID_END_REPORT_NANOS = 3; |
| 52 | const int FIELD_ID_VALUE_METRICS = 7; |
| 53 | // for ValueMetricDataWrapper |
| 54 | const int FIELD_ID_DATA = 1; |
| 55 | // for ValueMetricData |
| 56 | const int FIELD_ID_DIMENSION = 1; |
| 57 | const int FIELD_ID_BUCKET_INFO = 2; |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 58 | // for ValueBucketInfo |
| 59 | const int FIELD_ID_START_BUCKET_NANOS = 1; |
| 60 | const int FIELD_ID_END_BUCKET_NANOS = 2; |
| 61 | const int FIELD_ID_VALUE = 3; |
| 62 | |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 63 | static const uint64_t kDefaultBucketSizeMillis = 60 * 60 * 1000L; |
| 64 | |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 65 | // ValueMetric has a minimum bucket size of 10min so that we don't pull too frequently |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 66 | ValueMetricProducer::ValueMetricProducer(const ConfigKey& key, const ValueMetric& metric, |
| 67 | const int conditionIndex, |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 68 | const sp<ConditionWizard>& wizard, const int pullTagId, |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 69 | const uint64_t startTimeNs, |
| 70 | shared_ptr<StatsPullerManager> statsPullerManager) |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 71 | : MetricProducer(metric.name(), key, startTimeNs, conditionIndex, wizard), |
| 72 | mValueField(metric.value_field()), |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 73 | mStatsPullerManager(statsPullerManager), |
| 74 | mPullTagId(pullTagId) { |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 75 | // TODO: valuemetric for pushed events may need unlimited bucket length |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 76 | if (metric.has_bucket() && metric.bucket().has_bucket_size_millis()) { |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 77 | mBucketSizeNs = metric.bucket().bucket_size_millis() * 1000 * 1000; |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 78 | } else { |
| 79 | mBucketSizeNs = kDefaultBucketSizeMillis * 1000 * 1000; |
| 80 | } |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 81 | |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 82 | mDimensions = metric.dimensions(); |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 83 | |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 84 | if (metric.links().size() > 0) { |
| 85 | mConditionLinks.insert(mConditionLinks.begin(), metric.links().begin(), |
| 86 | metric.links().end()); |
| 87 | mConditionSliced = true; |
| 88 | } |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 89 | |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 90 | if (!metric.has_condition() && mPullTagId != -1) { |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 91 | VLOG("Setting up periodic pulling for %d", mPullTagId); |
| 92 | mStatsPullerManager->RegisterReceiver(mPullTagId, this, |
| 93 | metric.bucket().bucket_size_millis()); |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 94 | } |
Yangster-mac | d1815dc | 2017-11-13 21:43:15 -0800 | [diff] [blame] | 95 | VLOG("value metric %s created. bucket size %lld start_time: %lld", metric.name().c_str(), |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 96 | (long long)mBucketSizeNs, (long long)mStartTimeNs); |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 97 | } |
| 98 | |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 99 | // for testing |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 100 | ValueMetricProducer::ValueMetricProducer(const ConfigKey& key, const ValueMetric& metric, |
| 101 | const int conditionIndex, |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 102 | const sp<ConditionWizard>& wizard, const int pullTagId, |
| 103 | const uint64_t startTimeNs) |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 104 | : ValueMetricProducer(key, metric, conditionIndex, wizard, pullTagId, startTimeNs, |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 105 | make_shared<StatsPullerManager>()) { |
| 106 | } |
| 107 | |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 108 | ValueMetricProducer::~ValueMetricProducer() { |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 109 | VLOG("~ValueMetricProducer() called"); |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 110 | if (mPullTagId != -1) { |
| 111 | mStatsPullerManager->UnRegisterReceiver(mPullTagId, this); |
| 112 | } |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 113 | } |
| 114 | |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 115 | void ValueMetricProducer::onSlicedConditionMayChangeLocked(const uint64_t eventTime) { |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 116 | VLOG("Metric %s onSlicedConditionMayChange", mName.c_str()); |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 117 | } |
| 118 | |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 119 | void ValueMetricProducer::onDumpReportLocked(const uint64_t dumpTimeNs, StatsLogReport* report) { |
| 120 | flushIfNeededLocked(dumpTimeNs); |
| 121 | report->set_metric_name(mName); |
| 122 | report->set_start_report_nanos(mStartTimeNs); |
| 123 | auto value_metrics = report->mutable_value_metrics(); |
| 124 | for (const auto& pair : mPastBuckets) { |
| 125 | ValueMetricData* metricData = value_metrics->add_data(); |
| 126 | *metricData->mutable_dimension() = pair.first.getDimensionsValue(); |
| 127 | for (const auto& bucket : pair.second) { |
| 128 | ValueBucketInfo* bucketInfo = metricData->add_bucket_info(); |
| 129 | bucketInfo->set_start_bucket_nanos(bucket.mBucketStartNs); |
| 130 | bucketInfo->set_end_bucket_nanos(bucket.mBucketEndNs); |
| 131 | bucketInfo->set_value(bucket.mValue); |
| 132 | } |
| 133 | } |
| 134 | } |
| 135 | |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 136 | void ValueMetricProducer::onDumpReportLocked(const uint64_t dumpTimeNs, |
| 137 | ProtoOutputStream* protoOutput) { |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 138 | VLOG("metric %s dump report now...", mName.c_str()); |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 139 | flushIfNeededLocked(dumpTimeNs); |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 140 | protoOutput->write(FIELD_TYPE_STRING | FIELD_ID_NAME, mName); |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 141 | protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_START_REPORT_NANOS, (long long)mStartTimeNs); |
| 142 | long long protoToken = protoOutput->start(FIELD_TYPE_MESSAGE | FIELD_ID_VALUE_METRICS); |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 143 | |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 144 | for (const auto& pair : mPastBuckets) { |
| 145 | const HashableDimensionKey& hashableKey = pair.first; |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 146 | VLOG(" dimension key %s", hashableKey.c_str()); |
yro | b0378b0 | 2017-11-09 20:36:25 -0800 | [diff] [blame] | 147 | long long wrapperToken = |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 148 | protoOutput->start(FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_DATA); |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 149 | |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 150 | // First fill dimension. |
| 151 | long long dimensionToken = protoOutput->start( |
| 152 | FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_DIMENSION); |
| 153 | writeDimensionsValueProtoToStream(hashableKey.getDimensionsValue(), protoOutput); |
| 154 | protoOutput->end(dimensionToken); |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 155 | |
| 156 | // Then fill bucket_info (ValueBucketInfo). |
| 157 | for (const auto& bucket : pair.second) { |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 158 | long long bucketInfoToken = protoOutput->start( |
| 159 | FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_BUCKET_INFO); |
| 160 | protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_START_BUCKET_NANOS, |
| 161 | (long long)bucket.mBucketStartNs); |
| 162 | protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_END_BUCKET_NANOS, |
| 163 | (long long)bucket.mBucketEndNs); |
| 164 | protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_VALUE, (long long)bucket.mValue); |
| 165 | protoOutput->end(bucketInfoToken); |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 166 | VLOG("\t bucket [%lld - %lld] count: %lld", (long long)bucket.mBucketStartNs, |
| 167 | (long long)bucket.mBucketEndNs, (long long)bucket.mValue); |
| 168 | } |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 169 | protoOutput->end(wrapperToken); |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 170 | } |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 171 | protoOutput->end(protoToken); |
| 172 | protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_END_REPORT_NANOS, (long long)dumpTimeNs); |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 173 | |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 174 | VLOG("metric %s dump report now...", mName.c_str()); |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 175 | mPastBuckets.clear(); |
Yao Chen | 288c600 | 2017-12-12 13:43:18 -0800 | [diff] [blame] | 176 | mStartTimeNs = mCurrentBucketStartTimeNs; |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 177 | // TODO: Clear mDimensionKeyMap once the report is dumped. |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 178 | } |
| 179 | |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 180 | void ValueMetricProducer::onConditionChangedLocked(const bool condition, const uint64_t eventTime) { |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 181 | mCondition = condition; |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 182 | |
Yao Chen | 2794da2 | 2017-12-13 16:01:55 -0800 | [diff] [blame] | 183 | if (eventTime < mCurrentBucketStartTimeNs) { |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 184 | VLOG("Skip event due to late arrival: %lld vs %lld", (long long)eventTime, |
| 185 | (long long)mCurrentBucketStartTimeNs); |
Yao Chen | 2794da2 | 2017-12-13 16:01:55 -0800 | [diff] [blame] | 186 | return; |
| 187 | } |
| 188 | |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 189 | flushIfNeededLocked(eventTime); |
| 190 | |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 191 | if (mPullTagId != -1) { |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 192 | if (mCondition == true) { |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 193 | mStatsPullerManager->RegisterReceiver(mPullTagId, this, mBucketSizeNs / 1000 / 1000); |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 194 | } else if (mCondition == false) { |
| 195 | mStatsPullerManager->UnRegisterReceiver(mPullTagId, this); |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 196 | } |
Yangster | 8de6939 | 2017-11-27 13:48:29 -0800 | [diff] [blame] | 197 | |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 198 | vector<shared_ptr<LogEvent>> allData; |
| 199 | if (mStatsPullerManager->Pull(mPullTagId, &allData)) { |
| 200 | if (allData.size() == 0) { |
| 201 | return; |
| 202 | } |
| 203 | for (const auto& data : allData) { |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 204 | onMatchedLogEventLocked(0, *data); |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 205 | } |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 206 | } |
Chenjie Yu | 5305e1d | 2017-10-31 13:49:36 -0700 | [diff] [blame] | 207 | return; |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 208 | } |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 209 | } |
| 210 | |
| 211 | void ValueMetricProducer::onDataPulled(const std::vector<std::shared_ptr<LogEvent>>& allData) { |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 212 | std::lock_guard<std::mutex> lock(mMutex); |
| 213 | |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 214 | if (mCondition == true || mConditionTrackerIndex < 0) { |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 215 | if (allData.size() == 0) { |
| 216 | return; |
| 217 | } |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 218 | // For scheduled pulled data, the effective event time is snap to the nearest |
| 219 | // bucket boundary to make bucket finalize. |
| 220 | uint64_t realEventTime = allData.at(0)->GetTimestampNs(); |
| 221 | uint64_t eventTime = mStartTimeNs + ((realEventTime - mStartTimeNs)/mBucketSizeNs) * mBucketSizeNs; |
| 222 | |
| 223 | mCondition = false; |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 224 | for (const auto& data : allData) { |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 225 | data->setTimestampNs(eventTime-1); |
| 226 | onMatchedLogEventLocked(0, *data); |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 227 | } |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 228 | |
| 229 | mCondition = true; |
| 230 | for (const auto& data : allData) { |
| 231 | data->setTimestampNs(eventTime); |
| 232 | onMatchedLogEventLocked(0, *data); |
| 233 | } |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 234 | } |
| 235 | } |
| 236 | |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 237 | bool ValueMetricProducer::hitGuardRailLocked(const HashableDimensionKey& newKey) { |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 238 | // ===========GuardRail============== |
| 239 | // 1. Report the tuple count if the tuple count > soft limit |
| 240 | if (mCurrentSlicedBucket.find(newKey) != mCurrentSlicedBucket.end()) { |
| 241 | return false; |
| 242 | } |
| 243 | if (mCurrentSlicedBucket.size() > StatsdStats::kDimensionKeySizeSoftLimit - 1) { |
| 244 | size_t newTupleCount = mCurrentSlicedBucket.size() + 1; |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 245 | StatsdStats::getInstance().noteMetricDimensionSize(mConfigKey, mName, newTupleCount); |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 246 | // 2. Don't add more tuples, we are above the allowed threshold. Drop the data. |
| 247 | if (newTupleCount > StatsdStats::kDimensionKeySizeHardLimit) { |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 248 | ALOGE("ValueMetric %s dropping data for dimension key %s", mName.c_str(), |
Yao Chen | b356151 | 2017-11-21 18:07:17 -0800 | [diff] [blame] | 249 | newKey.c_str()); |
| 250 | return true; |
| 251 | } |
| 252 | } |
| 253 | |
| 254 | return false; |
| 255 | } |
| 256 | |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 257 | void ValueMetricProducer::onMatchedLogEventInternalLocked( |
Yangster | 8de6939 | 2017-11-27 13:48:29 -0800 | [diff] [blame] | 258 | const size_t matcherIndex, const HashableDimensionKey& eventKey, |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 259 | const ConditionKey& conditionKey, bool condition, |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 260 | const LogEvent& event) { |
Yangster | 8de6939 | 2017-11-27 13:48:29 -0800 | [diff] [blame] | 261 | uint64_t eventTimeNs = event.GetTimestampNs(); |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 262 | if (eventTimeNs < mCurrentBucketStartTimeNs) { |
| 263 | VLOG("Skip event due to late arrival: %lld vs %lld", (long long)eventTimeNs, |
| 264 | (long long)mCurrentBucketStartTimeNs); |
| 265 | return; |
| 266 | } |
| 267 | |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 268 | flushIfNeededLocked(eventTimeNs); |
| 269 | |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 270 | if (hitGuardRailLocked(eventKey)) { |
Yangster | 8de6939 | 2017-11-27 13:48:29 -0800 | [diff] [blame] | 271 | return; |
| 272 | } |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 273 | Interval& interval = mCurrentSlicedBucket[eventKey]; |
| 274 | |
| 275 | long value = get_value(event); |
| 276 | |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 277 | if (mPullTagId != -1) { // for pulled events |
| 278 | if (mCondition == true) { |
| 279 | interval.start = value; |
| 280 | interval.startUpdated = true; |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 281 | } else { |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 282 | if (interval.startUpdated) { |
| 283 | interval.sum += (value - interval.start); |
| 284 | interval.startUpdated = false; |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 285 | } else { |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 286 | VLOG("No start for matching end %ld", value); |
| 287 | interval.tainted += 1; |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 288 | } |
| 289 | } |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 290 | } else { // for pushed events |
| 291 | interval.sum += value; |
Yangster | 8de6939 | 2017-11-27 13:48:29 -0800 | [diff] [blame] | 292 | } |
Bookatz | de1b5562 | 2017-12-14 18:38:27 -0800 | [diff] [blame] | 293 | |
| 294 | for (auto& tracker : mAnomalyTrackers) { |
| 295 | tracker->detectAndDeclareAnomaly(eventTimeNs, mCurrentBucketNum, eventKey, interval.sum); |
| 296 | } |
Yangster | 8de6939 | 2017-11-27 13:48:29 -0800 | [diff] [blame] | 297 | } |
| 298 | |
Yao Chen | 6a8c799 | 2017-11-29 20:02:07 +0000 | [diff] [blame] | 299 | long ValueMetricProducer::get_value(const LogEvent& event) { |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 300 | status_t err = NO_ERROR; |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 301 | long val = event.GetLong(mValueField, &err); |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 302 | if (err == NO_ERROR) { |
| 303 | return val; |
| 304 | } else { |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 305 | VLOG("Can't find value in message. %s", event.ToString().c_str()); |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 306 | return 0; |
| 307 | } |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 308 | } |
| 309 | |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 310 | void ValueMetricProducer::flushIfNeededLocked(const uint64_t& eventTimeNs) { |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 311 | if (mCurrentBucketStartTimeNs + mBucketSizeNs > eventTimeNs) { |
| 312 | VLOG("eventTime is %lld, less than next bucket start time %lld", (long long)eventTimeNs, |
| 313 | (long long)(mCurrentBucketStartTimeNs + mBucketSizeNs)); |
| 314 | return; |
| 315 | } |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 316 | VLOG("finalizing bucket for %ld, dumping %d slices", (long)mCurrentBucketStartTimeNs, |
| 317 | (int)mCurrentSlicedBucket.size()); |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 318 | ValueBucket info; |
| 319 | info.mBucketStartNs = mCurrentBucketStartTimeNs; |
| 320 | info.mBucketEndNs = mCurrentBucketStartTimeNs + mBucketSizeNs; |
Yangster-mac | e2cd6d5 | 2017-11-09 20:38:30 -0800 | [diff] [blame] | 321 | info.mBucketNum = mCurrentBucketNum; |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 322 | |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 323 | int tainted = 0; |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 324 | for (const auto& slice : mCurrentSlicedBucket) { |
Chenjie Yu | 6736c89 | 2017-11-09 10:50:09 -0800 | [diff] [blame] | 325 | tainted += slice.second.tainted; |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 326 | info.mValue = slice.second.sum; |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 327 | // it will auto create new vector of ValuebucketInfo if the key is not found. |
| 328 | auto& bucketList = mPastBuckets[slice.first]; |
| 329 | bucketList.push_back(info); |
Bookatz | de1b5562 | 2017-12-14 18:38:27 -0800 | [diff] [blame] | 330 | |
| 331 | for (auto& tracker : mAnomalyTrackers) { |
| 332 | if (tracker != nullptr) { |
| 333 | tracker->addPastBucket(slice.first, info.mValue, info.mBucketNum); |
| 334 | } |
| 335 | } |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 336 | } |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 337 | VLOG("%d tainted pairs in the bucket", tainted); |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 338 | |
| 339 | // Reset counters |
Chenjie Yu | a7259ab | 2017-12-10 08:31:05 -0800 | [diff] [blame] | 340 | mCurrentSlicedBucket.clear(); |
Yangster-mac | e2cd6d5 | 2017-11-09 20:38:30 -0800 | [diff] [blame] | 341 | |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 342 | int64_t numBucketsForward = (eventTimeNs - mCurrentBucketStartTimeNs) / mBucketSizeNs; |
Yangster-mac | e2cd6d5 | 2017-11-09 20:38:30 -0800 | [diff] [blame] | 343 | mCurrentBucketStartTimeNs = mCurrentBucketStartTimeNs + numBucketsForward * mBucketSizeNs; |
| 344 | mCurrentBucketNum += numBucketsForward; |
| 345 | |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 346 | if (numBucketsForward > 1) { |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 347 | VLOG("Skipping forward %lld buckets", (long long)numBucketsForward); |
| 348 | } |
Yao Chen | f09569f | 2017-12-13 17:00:51 -0800 | [diff] [blame] | 349 | VLOG("metric %s: new bucket start time: %lld", mName.c_str(), |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 350 | (long long)mCurrentBucketStartTimeNs); |
| 351 | } |
| 352 | |
Yangster | f2bee6f | 2017-11-29 12:01:05 -0800 | [diff] [blame] | 353 | size_t ValueMetricProducer::byteSizeLocked() const { |
Yangster-mac | e2cd6d5 | 2017-11-09 20:38:30 -0800 | [diff] [blame] | 354 | size_t totalSize = 0; |
| 355 | for (const auto& pair : mPastBuckets) { |
| 356 | totalSize += pair.second.size() * kBucketSize; |
| 357 | } |
| 358 | return totalSize; |
yro | 2b0f886 | 2017-11-06 14:27:31 -0800 | [diff] [blame] | 359 | } |
| 360 | |
Chenjie Yu | b3dda41 | 2017-10-24 13:41:59 -0700 | [diff] [blame] | 361 | } // namespace statsd |
| 362 | } // namespace os |
Yao Chen | 93fe3a3 | 2017-11-02 13:52:59 -0700 | [diff] [blame] | 363 | } // namespace android |