private void decorateResource(DecoratorContext context) {
    Metric.Level globalLevel = Metric.Level.OK;
    List<String> labels = Lists.newArrayList();

    for (final Alert alert : profile.getAlerts()) {
      Measure measure = context.getMeasure(alert.getMetric());
      if (measure != null) {
        Metric.Level level = AlertUtils.getLevel(alert, measure);

        measure.setAlertStatus(level);
        String text = getText(alert, level);
        if (!StringUtils.isBlank(text)) {
          measure.setAlertText(text);
          labels.add(text);
        }

        context.saveMeasure(measure);

        if (Metric.Level.WARN == level && globalLevel != Metric.Level.ERROR) {
          globalLevel = Metric.Level.WARN;

        } else if (Metric.Level.ERROR == level) {
          globalLevel = Metric.Level.ERROR;
        }
      }
    }

    Measure globalMeasure = new Measure(CoreMetrics.ALERT_STATUS, globalLevel);
    globalMeasure.setAlertStatus(globalLevel);
    globalMeasure.setAlertText(StringUtils.join(labels, ", "));
    context.saveMeasure(globalMeasure);
  }
 @DependsUpon
 public List<Metric> dependsUponMetrics() {
   List<Metric> metrics = Lists.newLinkedList();
   for (Alert alert : profile.getAlerts()) {
     metrics.add(alert.getMetric());
   }
   return metrics;
 }
Esempio n. 3
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  private static boolean evaluateAlert(Alert alert, Measure measure, Metric.Level alertLevel) {
    String valueToEval;
    if (alertLevel.equals(Metric.Level.ERROR)) {
      valueToEval = alert.getValueError();

    } else if (alertLevel.equals(Metric.Level.WARN)) {
      valueToEval = alert.getValueWarning();
    } else {
      throw new IllegalStateException(alertLevel.toString());
    }
    if (StringUtils.isEmpty(valueToEval)) {
      return false;
    }

    Comparable criteriaValue = getValueForComparison(alert.getMetric(), valueToEval);
    Comparable metricValue = getMeasureValue(alert.getMetric(), measure);

    int comparison = metricValue.compareTo(criteriaValue);
    if (alert.isNotEqualsOperator() && comparison == 0
        || alert.isGreaterOperator() && comparison != 1
        || alert.isSmallerOperator() && comparison != -1
        || alert.isEqualsOperator() && comparison != 0) {
      return false;
    }
    return true;
  }
Esempio n. 4
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 private void importAlerts(RulesProfile profile) {
   if (profile.getAlerts() != null) {
     for (Iterator<Alert> ia = profile.getAlerts().iterator(); ia.hasNext(); ) {
       Alert alert = ia.next();
       Metric unMarshalledMetric = alert.getMetric();
       String validKey = unMarshalledMetric.getKey();
       Metric matchingMetricInDb = session.getSingleResult(Metric.class, "key", validKey);
       if (matchingMetricInDb == null) {
         LoggerFactory.getLogger(getClass()).error("Unable to find metric " + validKey);
         ia.remove();
         continue;
       }
       alert.setMetric(matchingMetricInDb);
       alert.setRulesProfile(profile);
     }
   }
 }
 private String getText(Alert alert, Metric.Level level) {
   if (level == Metric.Level.OK) {
     return null;
   }
   return alert.getAlertLabel(level);
 }