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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.model.admin.monitoring;
import ai.vespa.metrics.set.Metric;
import ai.vespa.metrics.set.MetricSet;
import ai.vespa.metrics.set.Vespa9VespaMetricSet;
import ai.vespa.metricsproxy.core.VespaMetrics;
import ai.vespa.metricsproxy.http.ValuesFetcher;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import static ai.vespa.metrics.set.AutoscalingMetrics.autoscalingMetricSet;
import static ai.vespa.metrics.set.DefaultMetrics.defaultMetricSet;
import static ai.vespa.metrics.set.NetworkMetrics.networkMetricSet;
import static ai.vespa.metrics.set.SystemMetrics.systemMetricSet;
import static ai.vespa.metrics.set.VespaMetricSet.vespaMetricSet;
/**
* A metric consumer is a set of metrics given an id that can be requested at runtime.
*
* @author Trygve Berdal
* @author gjoranv
*/
// TODO: This construct seems redundant when we have metrics sets
public class MetricsConsumer {
// Pre-defined consumers
// See also ConsumersConfigGenerator and MetricsBuilder where these must be enumerated
public static final MetricsConsumer vespa =
consumer(VespaMetrics.vespaMetricsConsumerId.id, vespaMetricSet, systemMetricSet, networkMetricSet);
public static final MetricsConsumer defaultConsumer =
consumer(ValuesFetcher.defaultMetricsConsumerId.id, defaultMetricSet, systemMetricSet);
// Referenced from com.yahoo.vespa.hosted.provision.autoscale.NodeMetricsFetcher
public static final MetricsConsumer autoscaling =
consumer("autoscaling", autoscalingMetricSet);
public static final MetricsConsumer vespaCloud =
consumer("vespa-cloud", vespaMetricSet, systemMetricSet, networkMetricSet);
public static final MetricsConsumer vespa9 =
consumer("Vespa9", Vespa9VespaMetricSet.vespa9vespaMetricSet, systemMetricSet, networkMetricSet);
private final String id;
private final MetricSet metricSet;
/**
* @param id the consumer
* @param metricSet the metrics for this consumer
*/
public MetricsConsumer(String id, MetricSet metricSet) {
this.id = Objects.requireNonNull(id, "A consumer must have a non-null id.");;
this.metricSet = Objects.requireNonNull(metricSet, "A consumer must have a non-null metric set.");
}
public String id() {
return id;
}
public MetricSet metricSet() { return metricSet; }
/**
* @return map of metric with metric name as key
*/
public Map<String, Metric> metrics() {
return metricSet.getMetrics();
}
public static MetricsConsumer consumer(String id, MetricSet ... metricSets) {
return new MetricsConsumer(id, new MetricSet(id + "-consumer-metrics", List.of(), Arrays.asList(metricSets)));
}
}
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