org.apache.flink.runtime.rest.handler.job.metrics.JobTaskManagersComponentMetricsHandler Maven / Gradle / Ivy
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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
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package org.apache.flink.runtime.rest.handler.job.metrics;
import org.apache.flink.api.common.time.Time;
import org.apache.flink.runtime.clusterframework.types.ResourceID;
import org.apache.flink.runtime.executiongraph.AccessExecutionGraph;
import org.apache.flink.runtime.executiongraph.AccessExecutionJobVertex;
import org.apache.flink.runtime.executiongraph.AccessExecutionVertex;
import org.apache.flink.runtime.rest.handler.HandlerRequest;
import org.apache.flink.runtime.rest.handler.legacy.ExecutionGraphCache;
import org.apache.flink.runtime.rest.handler.legacy.metrics.MetricFetcher;
import org.apache.flink.runtime.rest.handler.legacy.metrics.MetricStore;
import org.apache.flink.runtime.rest.messages.EmptyRequestBody;
import org.apache.flink.runtime.rest.messages.job.metrics.JobTaskManagersComponentMetricsHeaders;
import org.apache.flink.runtime.rest.messages.job.metrics.JobTaskManagersComponentMetricsMessageParameters;
import org.apache.flink.runtime.taskmanager.TaskManagerLocation;
import org.apache.flink.runtime.webmonitor.RestfulGateway;
import org.apache.flink.runtime.webmonitor.retriever.GatewayRetriever;
import javax.annotation.Nullable;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.CompletableFuture;
/**
* Handler that returns job taskmanager componentMetrics.
*/
public class JobTaskManagersComponentMetricsHandler extends AbstractJobComponentMetricsHandler {
public JobTaskManagersComponentMetricsHandler(
CompletableFuture localRestAddress,
GatewayRetriever leaderRetriever,
Time timeout,
Map headers,
ExecutionGraphCache executionGraphCache,
MetricFetcher metricFetcher) {
super(localRestAddress, leaderRetriever, timeout, headers,
JobTaskManagersComponentMetricsHeaders.getInstance(),
executionGraphCache, metricFetcher);
}
@Nullable
@Override
protected Map getComponentId2MetricStores(HandlerRequest request,
MetricStore metricStore, Set requestedComponents) {
Map componentId2MetricStores = new HashMap<>();
if (requestedComponents.isEmpty()){
return componentId2MetricStores;
} else {
for (String componentId: requestedComponents) {
MetricStore.ComponentMetricStore componentMetricStore = metricStore.getTaskManagerMetricStore(componentId);
componentId2MetricStores.put(componentId, componentMetricStore);
}
return componentId2MetricStores;
}
}
@Override
protected Set getAvailableComponents(AccessExecutionGraph executionGraph,
HandlerRequest request) {
Set taskManagerIds = new HashSet<>();
for (AccessExecutionJobVertex vertex : executionGraph.getVerticesTopologically()) {
for (AccessExecutionVertex task : vertex.getTaskVertices()) {
TaskManagerLocation taskManagerLocation = task.getCurrentAssignedResourceLocation();
if (taskManagerLocation == null) {
continue;
} else {
ResourceID tmId = taskManagerLocation.getResourceID();
taskManagerIds.add(tmId.getResourceIdString());
}
}
}
return taskManagerIds;
}
}