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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 <gtest/gtest_prod.h>
#include "config/ConfigListener.h"
#include "logd/LogReader.h"
#include "metrics/MetricsManager.h"
#include "packages/UidMap.h"
#include "external/StatsPullerManager.h"
#include "frameworks/base/cmds/statsd/src/statsd_config.pb.h"
#include <stdio.h>
#include <unordered_map>
namespace android {
namespace os {
namespace statsd {
class StatsLogProcessor : public ConfigListener {
public:
StatsLogProcessor(const sp<UidMap>& uidMap, const sp<AlarmMonitor>& anomalyAlarmMonitor,
const sp<AlarmMonitor>& subscriberTriggerAlarmMonitor,
const long timeBaseSec,
const std::function<void(const ConfigKey&)>& sendBroadcast);
virtual ~StatsLogProcessor();
void OnLogEvent(LogEvent* event);
void OnConfigUpdated(const ConfigKey& key, const StatsdConfig& config);
void OnConfigRemoved(const ConfigKey& key);
size_t GetMetricsSize(const ConfigKey& key) const;
void onDumpReport(const ConfigKey& key, const uint64_t dumpTimeNs, vector<uint8_t>* outData);
/* Tells MetricsManager that the alarms in alarmSet have fired. Modifies anomaly alarmSet. */
void onAnomalyAlarmFired(
const uint64_t timestampNs,
unordered_set<sp<const InternalAlarm>, SpHash<InternalAlarm>> alarmSet);
/* Tells MetricsManager that the alarms in alarmSet have fired. Modifies periodic alarmSet. */
void onPeriodicAlarmFired(
const uint64_t timestampNs,
unordered_set<sp<const InternalAlarm>, SpHash<InternalAlarm>> alarmSet);
/* Flushes data to disk. Data on memory will be gone after written to disk. */
void WriteDataToDisk();
inline sp<UidMap> getUidMap() {
return mUidMap;
}
void dumpStates(FILE* out, bool verbose);
private:
mutable mutex mMetricsMutex;
std::unordered_map<ConfigKey, sp<MetricsManager>> mMetricsManagers;
std::unordered_map<ConfigKey, long> mLastBroadcastTimes;
// Tracks when we last checked the bytes consumed for each config key.
std::unordered_map<ConfigKey, long> mLastByteSizeTimes;
sp<UidMap> mUidMap; // Reference to the UidMap to lookup app name and version for each uid.
StatsPullerManager mStatsPullerManager;
sp<AlarmMonitor> mAnomalyAlarmMonitor;
sp<AlarmMonitor> mPeriodicAlarmMonitor;
void onDumpReportLocked(const ConfigKey& key, const uint64_t dumpTimeNs,
vector<uint8_t>* outData);
/* Check if we should send a broadcast if approaching memory limits and if we're over, we
* actually delete the data. */
void flushIfNecessaryLocked(uint64_t timestampNs, const ConfigKey& key,
MetricsManager& metricsManager);
// Maps the isolated uid in the log event to host uid if the log event contains uid fields.
void mapIsolatedUidToHostUidIfNecessaryLocked(LogEvent* event) const;
// Handler over the isolated uid change event.
void onIsolatedUidChangedEventLocked(const LogEvent& event);
// Function used to send a broadcast so that receiver for the config key can call getData
// to retrieve the stored data.
std::function<void(const ConfigKey& key)> mSendBroadcast;
const long mTimeBaseSec;
int64_t mLastLogTimestamp;
long mLastPullerCacheClearTimeSec = 0;
FRIEND_TEST(StatsLogProcessorTest, TestRateLimitByteSize);
FRIEND_TEST(StatsLogProcessorTest, TestRateLimitBroadcast);
FRIEND_TEST(StatsLogProcessorTest, TestDropWhenByteSizeTooLarge);
FRIEND_TEST(StatsLogProcessorTest, TestDropWhenByteSizeTooLarge);
FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForSumDuration1);
FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForSumDuration2);
FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForSumDuration3);
FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForMaxDuration1);
FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForMaxDuration2);
FRIEND_TEST(WakelockDurationE2eTest, TestAggregatedPredicateDimensionsForMaxDuration3);
FRIEND_TEST(MetricConditionLinkE2eTest, TestMultiplePredicatesAndLinks1);
FRIEND_TEST(MetricConditionLinkE2eTest, TestMultiplePredicatesAndLinks2);
FRIEND_TEST(AttributionE2eTest, TestAttributionMatchAndSlice);
FRIEND_TEST(GaugeMetricE2eTest, TestMultipleFieldsForPushedEvent);
FRIEND_TEST(DimensionInConditionE2eTest, TestCountMetricNoLink);
FRIEND_TEST(DimensionInConditionE2eTest, TestCountMetricWithLink);
FRIEND_TEST(DimensionInConditionE2eTest, TestDurationMetricNoLink);
FRIEND_TEST(DimensionInConditionE2eTest, TestDurationMetricWithLink);
};
} // namespace statsd
} // namespace os
} // namespace android