Merge "bootstat: Log bootloader timing metrics to Tron."

#include <map>

#include <memory>

#include <string>

#include <vector>

#include <android/log.h>

#include <android-base/logging.h>

#include <android-base/parseint.h>

#include <android-base/strings.h>

#include <cutils/properties.h>

#include "boot_event_record_store.h"

  }

}

// Parses and records the set of bootloader stages and associated boot times

// from the ro.boot.boottime system property.

void RecordBootloaderTimings(BootEventRecordStore* boot_event_store) {

  // |ro.boot.boottime| is of the form 'stage1:time1,...,stageN:timeN'.

  std::string value = GetProperty("ro.boot.boottime");

  auto stages = android::base::Split(value, ",");

  for (auto const &stageTiming : stages) {

    // |stageTiming| is of the form 'stage:time'.

    auto stageTimingValues = android::base::Split(stageTiming, ":");

    DCHECK_EQ(2, stageTimingValues.size());

    std::string stageName = stageTimingValues[0];

    int32_t time_ms;

    if (android::base::ParseInt(stageTimingValues[1], &time_ms)) {

      boot_event_store->AddBootEventWithValue(

          "boottime.bootloader." + stageName, time_ms);

    }

  }

}

// Records several metrics related to the time it takes to boot the device,

// including disambiguating boot time on encrypted or non-encrypted devices.

void RecordBootComplete() {

  RecordInitBootTimeProp(&boot_event_store, "ro.boottime.init");

  RecordInitBootTimeProp(&boot_event_store, "ro.boottime.init.selinux");

  RecordInitBootTimeProp(&boot_event_store, "ro.boottime.init.cold_boot_wait");

  RecordBootloaderTimings(&boot_event_store);

}

// Records the boot_reason metric by querying the ro.boot.bootreason system