private void writeDbValues() {
if (localDB != null) {
try {
localDB.put(LocalDB.DB.PWM_STATS, DB_KEY_CUMULATIVE, statsCummulative.output());
localDB.put(LocalDB.DB.PWM_STATS, currentDailyKey.toString(), statsDaily.output());
for (final Statistic.EpsType loopEpsType : Statistic.EpsType.values()) {
for (final Statistic.EpsDuration loopEpsDuration : Statistic.EpsDuration.values()) {
final String key = "EPS-" + loopEpsType.toString();
final String mapKey = loopEpsType.toString() + loopEpsDuration.toString();
final String value = JsonUtil.serialize(this.epsMeterMap.get(mapKey));
localDB.put(LocalDB.DB.PWM_STATS, key, value);
}
}
} catch (LocalDBException e) {
LOGGER.error("error outputting pwm statistics: " + e.getMessage());
}
}
}
public void init(PwmApplication pwmApplication) throws PwmException {
for (final Statistic.EpsType type : Statistic.EpsType.values()) {
for (final Statistic.EpsDuration duration : Statistic.EpsDuration.values()) {
epsMeterMap.put(
type.toString() + duration.toString(), new EventRateMeter(duration.getTimeDuration()));
}
}
status = STATUS.OPENING;
this.localDB = pwmApplication.getLocalDB();
this.pwmApplication = pwmApplication;
if (localDB == null) {
LOGGER.error("LocalDB is not available, will remain closed");
status = STATUS.CLOSED;
return;
}
{
final String storedCummulativeBundleStr =
localDB.get(LocalDB.DB.PWM_STATS, DB_KEY_CUMULATIVE);
if (storedCummulativeBundleStr != null && storedCummulativeBundleStr.length() > 0) {
statsCummulative = StatisticsBundle.input(storedCummulativeBundleStr);
}
}
{
for (final Statistic.EpsType loopEpsType : Statistic.EpsType.values()) {
for (final Statistic.EpsType loopEpsDuration : Statistic.EpsType.values()) {
final String key = "EPS-" + loopEpsType.toString() + loopEpsDuration.toString();
final String storedValue = localDB.get(LocalDB.DB.PWM_STATS, key);
if (storedValue != null && storedValue.length() > 0) {
try {
final EventRateMeter eventRateMeter =
JsonUtil.deserialize(storedValue, EventRateMeter.class);
epsMeterMap.put(loopEpsType.toString() + loopEpsDuration.toString(), eventRateMeter);
} catch (Exception e) {
LOGGER.error(
"unexpected error reading last EPS rate for "
+ loopEpsType
+ " from LocalDB: "
+ e.getMessage());
}
}
}
}
}
{
final String storedInitialString =
localDB.get(LocalDB.DB.PWM_STATS, DB_KEY_INITIAL_DAILY_KEY);
if (storedInitialString != null && storedInitialString.length() > 0) {
initialDailyKey = new DailyKey(storedInitialString);
}
}
{
currentDailyKey = new DailyKey(new Date());
final String storedDailyStr = localDB.get(LocalDB.DB.PWM_STATS, currentDailyKey.toString());
if (storedDailyStr != null && storedDailyStr.length() > 0) {
statsDaily = StatisticsBundle.input(storedDailyStr);
}
}
try {
localDB.put(
LocalDB.DB.PWM_STATS,
DB_KEY_TEMP,
PwmConstants.DEFAULT_DATETIME_FORMAT.format(new Date()));
} catch (IllegalStateException e) {
LOGGER.error("unable to write to localDB, will remain closed, error: " + e.getMessage());
status = STATUS.CLOSED;
return;
}
localDB.put(LocalDB.DB.PWM_STATS, DB_KEY_VERSION, DB_VALUE_VERSION);
localDB.put(LocalDB.DB.PWM_STATS, DB_KEY_INITIAL_DAILY_KEY, initialDailyKey.toString());
{ // setup a timer to roll over at 0 Zula and one to write current stats every 10 seconds
final String threadName = Helper.makeThreadName(pwmApplication, this.getClass()) + " timer";
daemonTimer = new Timer(threadName, true);
daemonTimer.schedule(new FlushTask(), 10 * 1000, DB_WRITE_FREQUENCY_MS);
daemonTimer.schedule(new NightlyTask(), Helper.nextZuluZeroTime());
}
if (pwmApplication.getApplicationMode() == PwmApplication.MODE.RUNNING) {
if (pwmApplication.getConfig().readSettingAsBoolean(PwmSetting.PUBLISH_STATS_ENABLE)) {
long lastPublishTimestamp = pwmApplication.getInstallTime().getTime();
{
final String lastPublishDateStr =
localDB.get(LocalDB.DB.PWM_STATS, KEY_CLOUD_PUBLISH_TIMESTAMP);
if (lastPublishDateStr != null && lastPublishDateStr.length() > 0) {
try {
lastPublishTimestamp = Long.parseLong(lastPublishDateStr);
} catch (Exception e) {
LOGGER.error(
"unexpected error reading last publish timestamp from PwmDB: " + e.getMessage());
}
}
}
final Date nextPublishTime =
new Date(
lastPublishTimestamp
+ PwmConstants.STATISTICS_PUBLISH_FREQUENCY_MS
+ (long) PwmRandom.getInstance().nextInt(3600 * 1000));
daemonTimer.schedule(
new PublishTask(), nextPublishTime, PwmConstants.STATISTICS_PUBLISH_FREQUENCY_MS);
}
}
status = STATUS.OPEN;
}