| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * 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 |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.hadoop.yarn.server.resourcemanager.scheduler; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.metrics2.MetricsSource; |
| import org.apache.hadoop.metrics2.MetricsSystem; |
| |
| import java.util.function.Consumer; |
| |
| import static org.apache.hadoop.yarn.server.resourcemanager.scheduler |
| .TestQueueMetrics.userSource; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| /** |
| * This class holds queue and user metrics for a particular queue, |
| * used for testing metrics. |
| * Reference for the parent queue is also stored for every queue, |
| * except if the queue is root. |
| */ |
| public final class QueueInfo { |
| private final QueueInfo parentQueueInfo; |
| private final Queue queue; |
| final QueueMetrics queueMetrics; |
| final MetricsSource queueSource; |
| final MetricsSource userSource; |
| |
| public QueueInfo(QueueInfo parent, String queueName, MetricsSystem ms, |
| Configuration conf, String user) { |
| Queue parentQueue = parent == null ? null : parent.queue; |
| parentQueueInfo = parent; |
| queueMetrics = |
| QueueMetrics.forQueue(ms, queueName, parentQueue, true, conf); |
| queue = mock(Queue.class); |
| when(queue.getMetrics()).thenReturn(queueMetrics); |
| queueSource = ms.getSource(QueueMetrics.sourceName(queueName).toString()); |
| |
| // need to call getUserMetrics so that a non-null userSource is returned |
| // with the call to userSource(..) |
| queueMetrics.getUserMetrics(user); |
| userSource = userSource(ms, queueName, user); |
| } |
| |
| public QueueInfo getRoot() { |
| QueueInfo root = this; |
| while (root.parentQueueInfo != null) { |
| root = root.parentQueueInfo; |
| } |
| return root; |
| } |
| |
| public void checkAllQueueSources(Consumer<MetricsSource> consumer) { |
| checkQueueSourcesRecursive(this, consumer); |
| } |
| |
| private void checkQueueSourcesRecursive(QueueInfo queueInfo, |
| Consumer<MetricsSource> consumer) { |
| consumer.accept(queueInfo.queueSource); |
| if (queueInfo.parentQueueInfo != null) { |
| checkQueueSourcesRecursive(queueInfo.parentQueueInfo, consumer); |
| } |
| } |
| |
| public void checkAllQueueMetrics(Consumer<QueueMetrics> consumer) { |
| checkAllQueueMetricsRecursive(this, consumer); |
| } |
| |
| private void checkAllQueueMetricsRecursive(QueueInfo queueInfo, Consumer |
| <QueueMetrics> consumer) { |
| consumer.accept(queueInfo.queueMetrics); |
| if (queueInfo.parentQueueInfo != null) { |
| checkAllQueueMetricsRecursive(queueInfo.parentQueueInfo, consumer); |
| } |
| } |
| } |