| /** |
| * 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.ozone.scm.node; |
| |
| import org.apache.hadoop.hdds.conf.OzoneConfiguration; |
| import org.apache.hadoop.hdds.protocol.DatanodeDetails; |
| import org.apache.hadoop.hdds.protocol.proto |
| .StorageContainerDatanodeProtocolProtos.NodeReportProto; |
| import org.apache.hadoop.hdds.protocol.proto |
| .StorageContainerDatanodeProtocolProtos.StorageReportProto; |
| import org.apache.hadoop.hdds.scm.TestUtils; |
| import org.apache.hadoop.hdds.scm.node.SCMNodeMetrics; |
| import org.apache.hadoop.metrics2.MetricsRecordBuilder; |
| import org.apache.hadoop.ozone.HddsDatanodeService; |
| import org.apache.hadoop.ozone.MiniOzoneCluster; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import static org.apache.hadoop.test.MetricsAsserts.assertCounter; |
| import static org.apache.hadoop.test.MetricsAsserts.assertGauge; |
| import static org.apache.hadoop.test.MetricsAsserts.getLongCounter; |
| import static org.apache.hadoop.test.MetricsAsserts.getMetrics; |
| |
| /** |
| * Test cases to verify the metrics exposed by SCMNodeManager. |
| */ |
| public class TestSCMNodeMetrics { |
| |
| private MiniOzoneCluster cluster; |
| |
| @Before |
| public void setup() throws Exception { |
| OzoneConfiguration conf = new OzoneConfiguration(); |
| cluster = MiniOzoneCluster.newBuilder(conf).build(); |
| cluster.waitForClusterToBeReady(); |
| } |
| |
| /** |
| * Verifies heartbeat processing count. |
| * |
| * @throws InterruptedException |
| */ |
| @Test |
| public void testHBProcessing() throws InterruptedException { |
| MetricsRecordBuilder metrics = getMetrics( |
| SCMNodeMetrics.class.getSimpleName()); |
| long hbProcessed = getLongCounter("NumHBProcessed", metrics); |
| cluster.getHddsDatanodes().get(0) |
| .getDatanodeStateMachine().triggerHeartbeat(); |
| // Give some time so that SCM receives and processes the heartbeat. |
| Thread.sleep(100L); |
| assertCounter("NumHBProcessed", hbProcessed + 1, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| } |
| |
| /** |
| * Verifies heartbeat processing failure count. |
| */ |
| @Test |
| public void testHBProcessingFailure() { |
| MetricsRecordBuilder metrics = getMetrics( |
| SCMNodeMetrics.class.getSimpleName()); |
| long hbProcessedFailed = getLongCounter("NumHBProcessingFailed", metrics); |
| cluster.getStorageContainerManager().getScmNodeManager() |
| .processHeartbeat(TestUtils.randomDatanodeDetails()); |
| assertCounter("NumHBProcessingFailed", hbProcessedFailed + 1, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| } |
| |
| /** |
| * Verifies node report processing count. |
| * |
| * @throws InterruptedException |
| */ |
| @Test |
| public void testNodeReportProcessing() throws InterruptedException { |
| MetricsRecordBuilder metrics = getMetrics( |
| SCMNodeMetrics.class.getSimpleName()); |
| long nrProcessed = getLongCounter("NumNodeReportProcessed", metrics); |
| HddsDatanodeService datanode = cluster.getHddsDatanodes().get(0); |
| StorageReportProto storageReport = TestUtils.createStorageReport( |
| datanode.getDatanodeDetails().getUuid(), "/tmp", 100, 10, 90, null); |
| NodeReportProto nodeReport = NodeReportProto.newBuilder() |
| .addStorageReport(storageReport).build(); |
| datanode.getDatanodeStateMachine().getContext().addReport(nodeReport); |
| cluster.getStorageContainerManager().getScmNodeManager() |
| .processNodeReport(datanode.getDatanodeDetails(), nodeReport); |
| |
| assertCounter("NumNodeReportProcessed", nrProcessed + 1, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| } |
| |
| /** |
| * Verifies node report processing failure count. |
| */ |
| @Test |
| public void testNodeReportProcessingFailure() { |
| MetricsRecordBuilder metrics = getMetrics( |
| SCMNodeMetrics.class.getSimpleName()); |
| long nrProcessed = getLongCounter("NumNodeReportProcessingFailed", |
| metrics); |
| DatanodeDetails datanode = TestUtils.randomDatanodeDetails(); |
| StorageReportProto storageReport = TestUtils.createStorageReport( |
| datanode.getUuid(), "/tmp", 100, 10, 90, null); |
| NodeReportProto nodeReport = NodeReportProto.newBuilder() |
| .addStorageReport(storageReport).build(); |
| |
| cluster.getStorageContainerManager().getScmNodeManager() |
| .processNodeReport(datanode, nodeReport); |
| assertCounter("NumNodeReportProcessingFailed", nrProcessed + 1, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| } |
| |
| /** |
| * Verify that datanode aggregated state and capacity metrics are reported. |
| */ |
| @Test |
| public void testNodeCountAndInfoMetricsReported() throws Exception { |
| HddsDatanodeService datanode = cluster.getHddsDatanodes().get(0); |
| StorageReportProto storageReport = TestUtils.createStorageReport( |
| datanode.getDatanodeDetails().getUuid(), "/tmp", 100, 10, 90, null); |
| NodeReportProto nodeReport = NodeReportProto.newBuilder() |
| .addStorageReport(storageReport).build(); |
| datanode.getDatanodeStateMachine().getContext().addReport(nodeReport); |
| cluster.getStorageContainerManager().getScmNodeManager() |
| .processNodeReport(datanode.getDatanodeDetails(), nodeReport); |
| |
| assertGauge("HealthyNodes", 1, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| assertGauge("StaleNodes", 0, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| assertGauge("DeadNodes", 0, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| assertGauge("DecommissioningNodes", 0, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| assertGauge("DecommissionedNodes", 0, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| assertGauge("DiskCapacity", 100L, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| assertGauge("DiskUsed", 10L, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| assertGauge("DiskRemaining", 90L, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| assertGauge("SSDCapacity", 0L, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| assertGauge("SSDUsed", 0L, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| assertGauge("SSDRemaining", 0L, |
| getMetrics(SCMNodeMetrics.class.getSimpleName())); |
| } |
| |
| @After |
| public void teardown() { |
| cluster.shutdown(); |
| } |
| } |