m2 += time.Month(12 * y2)

		return FromInt(int64(m2 - m1)), nil
	case timePartDay:
		return FromInt(int64(duration / (24 * time.Hour))), nil
	case timePartHour:
		hours := duration / time.Hour
		return FromInt(int64(hours)), nil
	case timePartMinute:
		minutes := duration / time.Minute
		return FromInt(int64(minutes)), nil
	case timePartSecond:
		seconds := duration / time.Second

All security bugs in [minio/minio](https://github,com/minio/minio) (or other minio/* repositories)
should be reported by email to ******@****.***. Your email will be acknowledged within 48 hours,
and you'll receive a more detailed response to your email within 72 hours indicating the next steps
in handling your report.

Please, provide a detailed explanation of the issue. In particular, outline the type of the security

        long days = duration.toDays();
        long hours = duration.toHoursPart();
        long minutes = duration.toMinutesPart();
        long seconds = duration.toSecondsPart();
        long millis = duration.toMillisPart();

        if (days > 0) {
            return String.format("%d d %02d:%02d h", days, hours, minutes);
        } else if (hours > 0) {
            return String.format("%02d:%02d h", hours, minutes);

	[op(0x15)]
	int ServerGetInfo([in,string,unique] wchar_t *servername,
			[in] int level,
			[out,switch_is(level)] ServerInfo *info);

	typedef struct {
		uint32_t elapsedt;  
		uint32_t msecs;  
		uint32_t hours;  
		uint32_t mins;  
		uint32_t secs;  
		uint32_t hunds;
		uint32_t timezone;  
		uint32_t tinterval;  
		uint32_t day;  
		uint32_t month;  
		uint32_t year;  
		uint32_t weekday;
	} TimeOfDayInfo;

		expectedSubStr string
	}{
		// Testcase index 0
		{72 * time.Hour, "my_download_url", "3 days before the latest release"},
		{3 * time.Hour, "https://my_download_url_is_huge/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "3 hours before the latest release"},
		{-72 * time.Hour, "another_update_url", ""},
		{0, "another_update_url", ""},
		{time.Hour, "", ""},
		{0 * time.Second, "my_download_url", "now"},

  }

  private static TimeUnit chooseUnit(long nanos) {
    if (DAYS.convert(nanos, NANOSECONDS) > 0) {
      return DAYS;
    }
    if (HOURS.convert(nanos, NANOSECONDS) > 0) {
      return HOURS;
    }
    if (MINUTES.convert(nanos, NANOSECONDS) > 0) {
      return MINUTES;
    }
    if (SECONDS.convert(nanos, NANOSECONDS) > 0) {
      return SECONDS;
    }

  }

  private static TimeUnit chooseUnit(long nanos) {
    if (DAYS.convert(nanos, NANOSECONDS) > 0) {
      return DAYS;
    }
    if (HOURS.convert(nanos, NANOSECONDS) > 0) {
      return HOURS;
    }
    if (MINUTES.convert(nanos, NANOSECONDS) > 0) {
      return MINUTES;
    }
    if (SECONDS.convert(nanos, NANOSECONDS) > 0) {
      return SECONDS;
    }

const val NIGHTLY_SNAPSHOT_BUILD_ID = "Promotion_Nightly"

/**
 * 0~23.
 * To avoid nightly promotion jobs running at the same time,
 * we run each branch on different hours.
 * master - 0:00
 * release - 1:00
 * release6x - 2:00
 * release7x - 3:00
 * ...
 * releaseNx - (N-4):00
 */
fun VersionedSettingsBranch.determineNightlyPromotionTriggerHour(): Int? {

	[op(0x15)]
	int ServerGetInfo([in,string,unique] wchar_t *servername,
			[in] int level,
			[out,switch_is(level)] ServerInfo *info);

	typedef struct {
		uint32_t elapsedt;  
		uint32_t msecs;  
		uint32_t hours;  
		uint32_t mins;  
		uint32_t secs;  
		uint32_t hunds;
		uint32_t timezone;  
		uint32_t tinterval;  
		uint32_t day;  
		uint32_t month;  
		uint32_t year;  
		uint32_t weekday;
	} TimeOfDayInfo;

}

// forwardTo moves time to t, clearing entries between last update and t.
func (l *lastDayTierStats) forwardTo(t time.Time) {
	if t.IsZero() {
		t = time.Now()
	}

	since := t.Sub(l.UpdatedAt).Hours()
	// within the hour since l.UpdatedAt
	if since < 1 {
		return
	}

	idx, lastIdx := t.Hour(), l.UpdatedAt.Hour()

	l.UpdatedAt = t // update to the latest time index

	if since >= 24 {