391 lines
18 KiB
C++
391 lines
18 KiB
C++
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// Copyright (C) 2018 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <gtest/gtest.h>
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#include "src/statsd_metadata.pb.h"
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#include "src/StatsLogProcessor.h"
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#include "src/stats_log_util.h"
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#include "tests/statsd_test_util.h"
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#include <vector>
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namespace android {
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namespace os {
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namespace statsd {
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#ifdef __ANDROID__
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namespace {
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StatsdConfig CreateStatsdConfig(int num_buckets, int threshold, int refractory_period_sec) {
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StatsdConfig config;
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config.add_allowed_log_source("AID_ROOT"); // LogEvent defaults to UID of root.
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auto wakelockAcquireMatcher = CreateAcquireWakelockAtomMatcher();
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*config.add_atom_matcher() = wakelockAcquireMatcher;
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auto countMetric = config.add_count_metric();
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countMetric->set_id(123456);
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countMetric->set_what(wakelockAcquireMatcher.id());
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*countMetric->mutable_dimensions_in_what() = CreateAttributionUidDimensions(
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util::WAKELOCK_STATE_CHANGED, {Position::FIRST});
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countMetric->set_bucket(FIVE_MINUTES);
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auto alert = config.add_alert();
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alert->set_id(StringToId("alert"));
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alert->set_metric_id(123456);
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alert->set_num_buckets(num_buckets);
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alert->set_refractory_period_secs(refractory_period_sec);
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alert->set_trigger_if_sum_gt(threshold);
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return config;
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}
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} // namespace
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TEST(AnomalyDetectionE2eTest, TestSlicedCountMetric_single_bucket) {
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const int num_buckets = 1;
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const int threshold = 3;
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const int refractory_period_sec = 10;
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auto config = CreateStatsdConfig(num_buckets, threshold, refractory_period_sec);
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const uint64_t alert_id = config.alert(0).id();
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int64_t bucketStartTimeNs = 10000000000;
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int64_t bucketSizeNs = TimeUnitToBucketSizeInMillis(config.count_metric(0).bucket()) * 1000000;
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ConfigKey cfgKey;
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auto processor = CreateStatsLogProcessor(bucketStartTimeNs, bucketStartTimeNs, config, cfgKey);
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ASSERT_EQ(processor->mMetricsManagers.size(), 1u);
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EXPECT_TRUE(processor->mMetricsManagers.begin()->second->isConfigValid());
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ASSERT_EQ(1u, processor->mMetricsManagers.begin()->second->mAllAnomalyTrackers.size());
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sp<AnomalyTracker> anomalyTracker =
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processor->mMetricsManagers.begin()->second->mAllAnomalyTrackers[0];
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std::vector<int> attributionUids1 = {111};
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std::vector<string> attributionTags1 = {"App1"};
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std::vector<int> attributionUids2 = {111, 222};
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std::vector<string> attributionTags2 = {"App1", "GMSCoreModule1"};
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std::vector<int> attributionUids3 = {111, 333};
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std::vector<string> attributionTags3 = {"App1", "App3"};
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std::vector<int> attributionUids4 = {222, 333};
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std::vector<string> attributionTags4 = {"GMSCoreModule1", "App3"};
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std::vector<int> attributionUids5 = {222};
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std::vector<string> attributionTags5 = {"GMSCoreModule1"};
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FieldValue fieldValue1(Field(util::WAKELOCK_STATE_CHANGED, (int32_t)0x02010101),
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Value((int32_t)111));
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HashableDimensionKey whatKey1({fieldValue1});
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MetricDimensionKey dimensionKey1(whatKey1, DEFAULT_DIMENSION_KEY);
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FieldValue fieldValue2(Field(util::WAKELOCK_STATE_CHANGED, (int32_t)0x02010101),
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Value((int32_t)222));
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HashableDimensionKey whatKey2({fieldValue2});
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MetricDimensionKey dimensionKey2(whatKey2, DEFAULT_DIMENSION_KEY);
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auto event = CreateAcquireWakelockEvent(bucketStartTimeNs + 2, attributionUids1,
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attributionTags1, "wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + 2, attributionUids4, attributionTags4,
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"wl2");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey2));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + 3, attributionUids2, attributionTags2,
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"wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + 3, attributionUids5, attributionTags5,
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"wl2");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey2));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + 4, attributionUids3, attributionTags3,
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"wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + 4, attributionUids5, attributionTags5,
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"wl2");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey2));
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// Fired alarm and refractory period end timestamp updated.
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + 5, attributionUids1, attributionTags1,
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"wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(refractory_period_sec + bucketStartTimeNs / NS_PER_SEC + 1,
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anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + 100, attributionUids1, attributionTags1,
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"wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(refractory_period_sec + bucketStartTimeNs / NS_PER_SEC + 1,
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anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + bucketSizeNs - 1, attributionUids1,
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attributionTags1, "wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(refractory_period_sec + (bucketStartTimeNs + bucketSizeNs - 1) / NS_PER_SEC + 1,
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anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + bucketSizeNs + 1, attributionUids1,
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attributionTags1, "wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(refractory_period_sec + (bucketStartTimeNs + bucketSizeNs - 1) / NS_PER_SEC + 1,
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anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + bucketSizeNs + 1, attributionUids4,
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attributionTags4, "wl2");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey2));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + bucketSizeNs + 2, attributionUids5,
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attributionTags5, "wl2");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey2));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + bucketSizeNs + 3, attributionUids5,
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attributionTags5, "wl2");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey2));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + bucketSizeNs + 4, attributionUids5,
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attributionTags5, "wl2");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(refractory_period_sec + (bucketStartTimeNs + bucketSizeNs + 4) / NS_PER_SEC + 1,
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anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey2));
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}
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TEST(AnomalyDetectionE2eTest, TestSlicedCountMetric_multiple_buckets) {
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const int num_buckets = 3;
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const int threshold = 3;
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const int refractory_period_sec = 10;
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auto config = CreateStatsdConfig(num_buckets, threshold, refractory_period_sec);
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const uint64_t alert_id = config.alert(0).id();
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int64_t bucketStartTimeNs = 10000000000;
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int64_t bucketSizeNs = TimeUnitToBucketSizeInMillis(config.count_metric(0).bucket()) * 1000000;
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ConfigKey cfgKey;
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auto processor = CreateStatsLogProcessor(bucketStartTimeNs, bucketStartTimeNs, config, cfgKey);
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ASSERT_EQ(processor->mMetricsManagers.size(), 1u);
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EXPECT_TRUE(processor->mMetricsManagers.begin()->second->isConfigValid());
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ASSERT_EQ(1u, processor->mMetricsManagers.begin()->second->mAllAnomalyTrackers.size());
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sp<AnomalyTracker> anomalyTracker =
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processor->mMetricsManagers.begin()->second->mAllAnomalyTrackers[0];
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std::vector<int> attributionUids1 = {111};
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std::vector<string> attributionTags1 = {"App1"};
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std::vector<int> attributionUids2 = {111, 222};
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std::vector<string> attributionTags2 = {"App1", "GMSCoreModule1"};
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FieldValue fieldValue1(Field(util::WAKELOCK_STATE_CHANGED, (int32_t)0x02010101),
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Value((int32_t)111));
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HashableDimensionKey whatKey1({fieldValue1});
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MetricDimensionKey dimensionKey1(whatKey1, DEFAULT_DIMENSION_KEY);
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auto event = CreateAcquireWakelockEvent(bucketStartTimeNs + 2, attributionUids1,
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attributionTags1, "wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + 3, attributionUids2, attributionTags2,
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"wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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// Fired alarm and refractory period end timestamp updated.
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + 4, attributionUids1, attributionTags1,
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"wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(0u, anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + bucketSizeNs + 1, attributionUids1,
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attributionTags1, "wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(refractory_period_sec + (bucketStartTimeNs + bucketSizeNs + 1) / NS_PER_SEC + 1,
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anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + bucketSizeNs + 2, attributionUids2,
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attributionTags2, "wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(refractory_period_sec + (bucketStartTimeNs + bucketSizeNs + 1) / NS_PER_SEC + 1,
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anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + 3 * bucketSizeNs + 1, attributionUids2,
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attributionTags2, "wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(refractory_period_sec + (bucketStartTimeNs + bucketSizeNs + 1) / NS_PER_SEC + 1,
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anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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event = CreateAcquireWakelockEvent(bucketStartTimeNs + 3 * bucketSizeNs + 2, attributionUids2,
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attributionTags2, "wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(refractory_period_sec + (bucketStartTimeNs + 3 * bucketSizeNs + 2) / NS_PER_SEC + 1,
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anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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}
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TEST(AnomalyDetectionE2eTest, TestCountMetric_save_refractory_to_disk_no_data_written) {
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const int num_buckets = 1;
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const int threshold = 0;
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const int refractory_period_sec = 86400 * 365; // 1 year
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auto config = CreateStatsdConfig(num_buckets, threshold, refractory_period_sec);
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const int64_t alert_id = config.alert(0).id();
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int64_t bucketStartTimeNs = 10000000000;
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int configUid = 2000;
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int64_t configId = 1000;
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ConfigKey cfgKey(configUid, configId);
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auto processor = CreateStatsLogProcessor(bucketStartTimeNs, bucketStartTimeNs, config, cfgKey);
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ASSERT_EQ(processor->mMetricsManagers.size(), 1u);
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EXPECT_TRUE(processor->mMetricsManagers.begin()->second->isConfigValid());
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ASSERT_EQ(1u, processor->mMetricsManagers.begin()->second->mAllAnomalyTrackers.size());
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metadata::StatsMetadataList result;
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int64_t mockWallClockNs = 1584991200 * NS_PER_SEC;
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int64_t mockElapsedTimeNs = bucketStartTimeNs + 5000 * NS_PER_SEC;
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processor->WriteMetadataToProto(mockWallClockNs, mockElapsedTimeNs, &result);
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ASSERT_EQ(result.stats_metadata_size(), 0);
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}
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TEST(AnomalyDetectionE2eTest, TestCountMetric_save_refractory_to_disk) {
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const int num_buckets = 1;
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const int threshold = 0;
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const int refractory_period_sec = 86400 * 365; // 1 year
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auto config = CreateStatsdConfig(num_buckets, threshold, refractory_period_sec);
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const int64_t alert_id = config.alert(0).id();
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int64_t bucketStartTimeNs = 10000000000;
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int configUid = 2000;
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int64_t configId = 1000;
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ConfigKey cfgKey(configUid, configId);
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auto processor = CreateStatsLogProcessor(bucketStartTimeNs, bucketStartTimeNs, config, cfgKey);
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ASSERT_EQ(processor->mMetricsManagers.size(), 1u);
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EXPECT_TRUE(processor->mMetricsManagers.begin()->second->isConfigValid());
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ASSERT_EQ(1u, processor->mMetricsManagers.begin()->second->mAllAnomalyTrackers.size());
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sp<AnomalyTracker> anomalyTracker =
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processor->mMetricsManagers.begin()->second->mAllAnomalyTrackers[0];
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std::vector<int> attributionUids1 = {111};
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std::vector<string> attributionTags1 = {"App1"};
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std::vector<int> attributionUids2 = {111, 222};
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std::vector<string> attributionTags2 = {"App1", "GMSCoreModule1"};
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FieldValue fieldValue1(Field(util::WAKELOCK_STATE_CHANGED, (int32_t)0x02010101),
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Value((int32_t)111));
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HashableDimensionKey whatKey1({fieldValue1});
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MetricDimensionKey dimensionKey1(whatKey1, DEFAULT_DIMENSION_KEY);
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auto event = CreateAcquireWakelockEvent(bucketStartTimeNs + 2, attributionUids1,
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attributionTags1, "wl1");
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processor->OnLogEvent(event.get());
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EXPECT_EQ(refractory_period_sec + (bucketStartTimeNs + 2) / NS_PER_SEC + 1,
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anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
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metadata::StatsMetadataList result;
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int64_t mockWallClockNs = 1584991200 * NS_PER_SEC;
|
||
|
|
int64_t mockElapsedTimeNs = bucketStartTimeNs + 5000 * NS_PER_SEC;
|
||
|
|
processor->WriteMetadataToProto(mockWallClockNs, mockElapsedTimeNs, &result);
|
||
|
|
|
||
|
|
metadata::StatsMetadata statsMetadata = result.stats_metadata(0);
|
||
|
|
ASSERT_EQ(result.stats_metadata_size(), 1);
|
||
|
|
EXPECT_EQ(statsMetadata.config_key().config_id(), configId);
|
||
|
|
EXPECT_EQ(statsMetadata.config_key().uid(), configUid);
|
||
|
|
|
||
|
|
metadata::AlertMetadata alertMetadata = statsMetadata.alert_metadata(0);
|
||
|
|
ASSERT_EQ(statsMetadata.alert_metadata_size(), 1);
|
||
|
|
EXPECT_EQ(alertMetadata.alert_id(), alert_id);
|
||
|
|
metadata::AlertDimensionKeyedData keyedData = alertMetadata.alert_dim_keyed_data(0);
|
||
|
|
ASSERT_EQ(alertMetadata.alert_dim_keyed_data_size(), 1);
|
||
|
|
EXPECT_EQ(keyedData.last_refractory_ends_sec(),
|
||
|
|
anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1) -
|
||
|
|
mockElapsedTimeNs / NS_PER_SEC +
|
||
|
|
mockWallClockNs / NS_PER_SEC);
|
||
|
|
|
||
|
|
metadata::MetricDimensionKey metadataDimKey = keyedData.dimension_key();
|
||
|
|
metadata::FieldValue dimKeyInWhat = metadataDimKey.dimension_key_in_what(0);
|
||
|
|
EXPECT_EQ(dimKeyInWhat.field().tag(), fieldValue1.mField.getTag());
|
||
|
|
EXPECT_EQ(dimKeyInWhat.field().field(), fieldValue1.mField.getField());
|
||
|
|
EXPECT_EQ(dimKeyInWhat.value_int(), fieldValue1.mValue.int_value);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(AnomalyDetectionE2eTest, TestCountMetric_load_refractory_from_disk) {
|
||
|
|
const int num_buckets = 1;
|
||
|
|
const int threshold = 0;
|
||
|
|
const int refractory_period_sec = 86400 * 365; // 1 year
|
||
|
|
auto config = CreateStatsdConfig(num_buckets, threshold, refractory_period_sec);
|
||
|
|
const int64_t alert_id = config.alert(0).id();
|
||
|
|
|
||
|
|
int64_t bucketStartTimeNs = 10000000000;
|
||
|
|
|
||
|
|
int configUid = 2000;
|
||
|
|
int64_t configId = 1000;
|
||
|
|
ConfigKey cfgKey(configUid, configId);
|
||
|
|
auto processor = CreateStatsLogProcessor(bucketStartTimeNs, bucketStartTimeNs, config, cfgKey);
|
||
|
|
ASSERT_EQ(processor->mMetricsManagers.size(), 1u);
|
||
|
|
EXPECT_TRUE(processor->mMetricsManagers.begin()->second->isConfigValid());
|
||
|
|
ASSERT_EQ(1u, processor->mMetricsManagers.begin()->second->mAllAnomalyTrackers.size());
|
||
|
|
|
||
|
|
sp<AnomalyTracker> anomalyTracker =
|
||
|
|
processor->mMetricsManagers.begin()->second->mAllAnomalyTrackers[0];
|
||
|
|
|
||
|
|
std::vector<int> attributionUids1 = {111};
|
||
|
|
std::vector<string> attributionTags1 = {"App1"};
|
||
|
|
std::vector<int> attributionUids2 = {111, 222};
|
||
|
|
std::vector<string> attributionTags2 = {"App1", "GMSCoreModule1"};
|
||
|
|
|
||
|
|
FieldValue fieldValue1(Field(util::WAKELOCK_STATE_CHANGED, (int32_t)0x02010101),
|
||
|
|
Value((int32_t)111));
|
||
|
|
HashableDimensionKey whatKey1({fieldValue1});
|
||
|
|
MetricDimensionKey dimensionKey1(whatKey1, DEFAULT_DIMENSION_KEY);
|
||
|
|
|
||
|
|
auto event = CreateAcquireWakelockEvent(bucketStartTimeNs + 2, attributionUids1,
|
||
|
|
attributionTags1, "wl1");
|
||
|
|
processor->OnLogEvent(event.get());
|
||
|
|
EXPECT_EQ(refractory_period_sec + (bucketStartTimeNs + 2) / NS_PER_SEC + 1,
|
||
|
|
anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1));
|
||
|
|
|
||
|
|
int64_t mockWallClockNs = 1584991200 * NS_PER_SEC;
|
||
|
|
int64_t mockElapsedTimeNs = bucketStartTimeNs + 5000 * NS_PER_SEC;
|
||
|
|
processor->SaveMetadataToDisk(mockWallClockNs, mockElapsedTimeNs);
|
||
|
|
|
||
|
|
auto processor2 = CreateStatsLogProcessor(bucketStartTimeNs, bucketStartTimeNs, config, cfgKey);
|
||
|
|
int64_t mockElapsedTimeSinceBoot = 10 * NS_PER_SEC;
|
||
|
|
processor2->LoadMetadataFromDisk(mockWallClockNs, mockElapsedTimeSinceBoot);
|
||
|
|
|
||
|
|
sp<AnomalyTracker> anomalyTracker2 =
|
||
|
|
processor2->mMetricsManagers.begin()->second->mAllAnomalyTrackers[0];
|
||
|
|
EXPECT_EQ(anomalyTracker2->getRefractoryPeriodEndsSec(dimensionKey1) -
|
||
|
|
mockElapsedTimeSinceBoot / NS_PER_SEC,
|
||
|
|
anomalyTracker->getRefractoryPeriodEndsSec(dimensionKey1) -
|
||
|
|
mockElapsedTimeNs / NS_PER_SEC);
|
||
|
|
}
|
||
|
|
|
||
|
|
#else
|
||
|
|
GTEST_LOG_(INFO) << "This test does nothing.\n";
|
||
|
|
#endif
|
||
|
|
|
||
|
|
} // namespace statsd
|
||
|
|
} // namespace os
|
||
|
|
} // namespace android
|