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Commit ec66e9e7 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
Browse files

Merge "Write data to file when StatsCompanionSerivice (system_server) crashes" into pi-dev

parents 0aa191cc 1cf2ac52

cmds/statsd/src/StatsLogProcessor.cpp

+0 −1
Original line number Diff line number Diff line
@@ -355,7 +355,6 @@ void StatsLogProcessor::WriteDataToDisk() { 
        const ConfigKey& key = pair.first;

        vector<uint8_t> data;

        onDumpReportLocked(key, getElapsedRealtimeNs(), &data);

        // TODO: Add a guardrail to prevent accumulation of file on disk.

        string file_name = StringPrintf("%s/%ld_%d_%lld", STATS_DATA_DIR,

             (long)getWallClockSec(), key.GetUid(), (long long)key.GetId());

        StorageManager::writeFile(file_name.c_str(), &data[0], data.size());

cmds/statsd/src/StatsService.cpp

+12 −7
Original line number Diff line number Diff line
@@ -55,18 +55,22 @@ constexpr const char* kPermissionDump = "android.permission.DUMP"; 
class CompanionDeathRecipient : public IBinder::DeathRecipient {

public:

    CompanionDeathRecipient(const sp<AlarmMonitor>& anomalyAlarmMonitor,

                            const sp<AlarmMonitor>& periodicAlarmMonitor) :

                                mAnomalyAlarmMonitor(anomalyAlarmMonitor),

                                mPeriodicAlarmMonitor(periodicAlarmMonitor)  {}

                            const sp<AlarmMonitor>& periodicAlarmMonitor,

                            const sp<StatsLogProcessor>& processor)

        : mAnomalyAlarmMonitor(anomalyAlarmMonitor),

          mPeriodicAlarmMonitor(periodicAlarmMonitor),

          mProcessor(processor) {}

    virtual void binderDied(const wp<IBinder>& who);



private:

    sp<AlarmMonitor> mAnomalyAlarmMonitor;

    sp<AlarmMonitor> mPeriodicAlarmMonitor;

    sp<StatsLogProcessor> mProcessor;

};



void CompanionDeathRecipient::binderDied(const wp<IBinder>& who) {

    ALOGW("statscompanion service died");

    mProcessor->WriteDataToDisk();

    mAnomalyAlarmMonitor->setStatsCompanionService(nullptr);

    mPeriodicAlarmMonitor->setStatsCompanionService(nullptr);

    SubscriberReporter::getInstance().setStatsCompanionService(nullptr);
@@ -817,8 +821,9 @@ Status StatsService::statsCompanionReady() { 
                "statscompanion unavailable despite it contacting statsd!");

    }

    VLOG("StatsService::statsCompanionReady linking to statsCompanion.");

    IInterface::asBinder(statsCompanion)->linkToDeath(

            new CompanionDeathRecipient(mAnomalyAlarmMonitor, mPeriodicAlarmMonitor));

    IInterface::asBinder(statsCompanion)

        ->linkToDeath(new CompanionDeathRecipient(

            mAnomalyAlarmMonitor, mPeriodicAlarmMonitor, mProcessor));

    mAnomalyAlarmMonitor->setStatsCompanionService(statsCompanion);

    mPeriodicAlarmMonitor->setStatsCompanionService(statsCompanion);

    SubscriberReporter::getInstance().setStatsCompanionService(statsCompanion);

cmds/statsd/src/StatsService.h

+2 −2

File changed.

Contains only whitespace changes.