nebulous/monitoring
Code Issues Proposed changes

EMS Nebulous plugin changed to produce prediction events according to SLO Violation Detector Event Type III format

Browse Source 
Change-Id: I2578b37a73c42090370df21cd3700d0ae5d2bfe9
This commit is contained in:
ipatini 2024-01-17 13:40:22 +02:00
parent 33cee40ee1
commit d3d3097e22
1 changed files with 38 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
nebulous/ems-nebulous/src/main/java/eu/nebulous/ems/plugins/PredictionsPostTranslationPlugin.java
View File

@ -182,7 +182,7 @@ public class PredictionsPostTranslationPlugin implements PostTranslationPlugin {
} }
// Convert to Translator-to-Forecasting Methods event format // Convert to Translator-to-Forecasting Methods event format
final long currVersion = topicBeacon.getModelVersion(); /*final long currVersion = topicBeacon.getModelVersion();
final TopicBeaconProperties properties = topicBeacon.getProperties(); final TopicBeaconProperties properties = topicBeacon.getProperties();
final ValueRange allowedPredictionRateRange = final ValueRange allowedPredictionRateRange =
ValueRange.of(properties.getPredictionMinAllowedRate(), properties.getPredictionMaxAllowedRate()); ValueRange.of(properties.getPredictionMinAllowedRate(), properties.getPredictionMaxAllowedRate());
@ -198,12 +198,47 @@ public class PredictionsPostTranslationPlugin implements PostTranslationPlugin {
: properties.getPredictionRate()); : properties.getPredictionRate());
return map; return map;
}).collect(Collectors.toList()); }).collect(Collectors.toList());
log.debug("Topic Beacon: Transmitting Prediction info: Metric Contexts in event format: {}", payload); log.debug("PredictionsPostTranslationPlugin: Metric Contexts in event format: {}", payload);
// Skip event sending if payload is empty // Skip event sending if payload is empty
if (payload.isEmpty()) { if (payload.isEmpty()) {
return null; return null;
} }*/
// Convert to SLO Severity-based Violation Detector Event Type III format
// See: https://158.39.75.54/projects/nebulous-collaboration-hub/wiki/slo-severity-based-violation-detector
HashMap<String,Object> payload = new HashMap<>();
payload.put("name", "_" + _TC.getModelName());
payload.put("version", topicBeacon.getModelVersion());
payload.put("metric_list",
metricsOfTopLevelNodes.stream().map(mc -> {
HashMap<String, Object> map = new HashMap<>();
map.put("name", NebulousEmsTranslator.nameNormalization.apply( mc.getName() ));
MetricTemplate template = mc.getMetric().getMetricTemplate();
if (template!=null) {
switch (template.getValueType()) {
case FLOAT_TYPE, DOUBLE_TYPE, FloatType, DoubleType -> {
map.put("upper_bound", Double.toString(template.getUpperBound()));
map.put("lower_bound", Double.toString(template.getLowerBound()));
}
case INT_TYPE, IntType -> {
map.put("upper_bound", Integer.toString((int)template.getUpperBound()));
map.put("lower_bound", Integer.toString((int)template.getLowerBound()));
}
default -> {
log.warn("PredictionsPostTranslationPlugin: Metric Template type not supported. Will be ignored: type={}, metric={}",
template.getValueType(), mc.getMetric());
return null;
}
}
} else {
map.put("upper_bound", Double.toString(Double.POSITIVE_INFINITY));
map.put("lower_bound", Double.toString(Double.NEGATIVE_INFINITY));
}
return map;
})
.filter(Objects::nonNull)
.toList() );
// Serialize payload // Serialize payload
return topicBeacon.toJson(payload); return topicBeacon.toJson(payload);