| /** |
| * 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.hbase.master; |
| |
| import java.io.IOException; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.CompatibilityFactory; |
| import org.apache.hadoop.hbase.CoordinatedStateManager; |
| import org.apache.hadoop.hbase.HBaseTestingUtility; |
| import org.apache.hadoop.hbase.MiniHBaseCluster; |
| import org.apache.hadoop.hbase.ServerName; |
| import org.apache.hadoop.hbase.protobuf.ProtobufUtil; |
| import org.apache.hadoop.hbase.protobuf.generated.ClusterStatusProtos; |
| import org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos; |
| import org.apache.hadoop.hbase.test.MetricsAssertHelper; |
| import org.apache.hadoop.hbase.testclassification.MasterTests; |
| import org.apache.hadoop.hbase.testclassification.MediumTests; |
| import org.apache.zookeeper.KeeperException; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| @Category({MasterTests.class, MediumTests.class}) |
| public class TestMasterMetrics { |
| |
| private static final Log LOG = LogFactory.getLog(TestMasterMetrics.class); |
| private static final MetricsAssertHelper metricsHelper = CompatibilityFactory |
| .getInstance(MetricsAssertHelper.class); |
| |
| private static MiniHBaseCluster cluster; |
| private static HMaster master; |
| private static HBaseTestingUtility TEST_UTIL; |
| |
| public static class MyMaster extends HMaster { |
| public MyMaster(Configuration conf, CoordinatedStateManager cp) throws IOException, |
| KeeperException, InterruptedException { |
| super(conf, cp); |
| } |
| |
| @Override |
| protected void tryRegionServerReport( |
| long reportStartTime, long reportEndTime) { |
| // do nothing |
| } |
| } |
| |
| @BeforeClass |
| public static void startCluster() throws Exception { |
| LOG.info("Starting cluster"); |
| TEST_UTIL = new HBaseTestingUtility(); |
| TEST_UTIL.startMiniCluster(1, 1, 1, null, MyMaster.class, null); |
| cluster = TEST_UTIL.getHBaseCluster(); |
| LOG.info("Waiting for active/ready master"); |
| cluster.waitForActiveAndReadyMaster(); |
| master = cluster.getMaster(); |
| } |
| |
| @AfterClass |
| public static void after() throws Exception { |
| if (TEST_UTIL != null) { |
| TEST_UTIL.shutdownMiniCluster(); |
| } |
| } |
| |
| @Test(timeout = 300000) |
| public void testClusterRequests() throws Exception { |
| |
| // sending fake request to master to see how metric value has changed |
| RegionServerStatusProtos.RegionServerReportRequest.Builder request = |
| RegionServerStatusProtos.RegionServerReportRequest.newBuilder(); |
| ServerName serverName = cluster.getMaster(0).getServerName(); |
| request.setServer(ProtobufUtil.toServerName(serverName)); |
| |
| MetricsMasterSource masterSource = master.getMasterMetrics().getMetricsSource(); |
| ClusterStatusProtos.ServerLoad sl = ClusterStatusProtos.ServerLoad.newBuilder() |
| .setTotalNumberOfRequests(10000) |
| .build(); |
| masterSource.init(); |
| request.setLoad(sl); |
| master.getMasterRpcServices().regionServerReport(null, request.build()); |
| |
| metricsHelper.assertCounter("cluster_requests", 10000, masterSource); |
| |
| sl = ClusterStatusProtos.ServerLoad.newBuilder() |
| .setTotalNumberOfRequests(15000) |
| .build(); |
| request.setLoad(sl); |
| master.getMasterRpcServices().regionServerReport(null, request.build()); |
| |
| metricsHelper.assertCounter("cluster_requests", 15000, masterSource); |
| |
| master.getMasterRpcServices().regionServerReport(null, request.build()); |
| |
| metricsHelper.assertCounter("cluster_requests", 15000, masterSource); |
| master.stopMaster(); |
| } |
| |
| @Test |
| public void testDefaultMasterMetrics() throws Exception { |
| MetricsMasterSource masterSource = master.getMasterMetrics().getMetricsSource(); |
| metricsHelper.assertGauge( "numRegionServers", 2, masterSource); |
| metricsHelper.assertGauge( "averageLoad", 2, masterSource); |
| metricsHelper.assertGauge( "numDeadRegionServers", 0, masterSource); |
| |
| metricsHelper.assertGauge("masterStartTime", master.getMasterStartTime(), masterSource); |
| metricsHelper.assertGauge("masterActiveTime", master.getMasterActiveTime(), masterSource); |
| |
| metricsHelper.assertTag("isActiveMaster", "true", masterSource); |
| metricsHelper.assertTag("serverName", master.getServerName().toString(), masterSource); |
| metricsHelper.assertTag("clusterId", master.getClusterId(), masterSource); |
| metricsHelper.assertTag("zookeeperQuorum", master.getZooKeeper().getQuorum(), masterSource); |
| } |
| |
| @Test |
| public void testDefaultMasterProcMetrics() throws Exception { |
| MetricsMasterProcSource masterSource = master.getMasterMetrics().getMetricsProcSource(); |
| metricsHelper.assertGauge("numMasterWALs", master.getNumWALFiles(), masterSource); |
| } |
| } |