001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.master;
019
020import static org.junit.jupiter.api.Assertions.assertEquals;
021
022import java.io.IOException;
023import java.util.HashMap;
024import java.util.List;
025import org.apache.hadoop.conf.Configuration;
026import org.apache.hadoop.hbase.HBaseTestingUtil;
027import org.apache.hadoop.hbase.ServerName;
028import org.apache.hadoop.hbase.SingleProcessHBaseCluster;
029import org.apache.hadoop.hbase.StartTestingClusterOption;
030import org.apache.hadoop.hbase.replication.ReplicationLoadSource;
031import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;
032import org.apache.hadoop.hbase.testclassification.MasterTests;
033import org.apache.hadoop.hbase.testclassification.MediumTests;
034import org.apache.hadoop.hbase.util.Pair;
035import org.apache.zookeeper.KeeperException;
036import org.junit.jupiter.api.AfterAll;
037import org.junit.jupiter.api.BeforeAll;
038import org.junit.jupiter.api.Tag;
039import org.junit.jupiter.api.Test;
040import org.slf4j.Logger;
041import org.slf4j.LoggerFactory;
042
043import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;
044import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;
045import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos;
046
047@Tag(MasterTests.TAG)
048@Tag(MediumTests.TAG)
049public class TestGetReplicationLoad {
050
051  private static final Logger LOG = LoggerFactory.getLogger(TestGetReplicationLoad.class);
052
053  private static SingleProcessHBaseCluster cluster;
054  private static HMaster master;
055  private static HBaseTestingUtil TEST_UTIL;
056
057  public static class MyMaster extends HMaster {
058    public MyMaster(Configuration conf) throws IOException, KeeperException, InterruptedException {
059      super(conf);
060    }
061  }
062
063  @BeforeAll
064  public static void startCluster() throws Exception {
065    LOG.info("Starting cluster");
066    TEST_UTIL = new HBaseTestingUtil();
067    // Set master class and use default values for other options.
068    StartTestingClusterOption option =
069      StartTestingClusterOption.builder().masterClass(TestMasterMetrics.MyMaster.class).build();
070    TEST_UTIL.startMiniCluster(option);
071    cluster = TEST_UTIL.getHBaseCluster();
072    LOG.info("Waiting for active/ready master");
073    cluster.waitForActiveAndReadyMaster();
074    master = cluster.getMaster();
075  }
076
077  @AfterAll
078  public static void after() throws Exception {
079    if (TEST_UTIL != null) {
080      TEST_UTIL.shutdownMiniCluster();
081    }
082  }
083
084  @Test
085  public void testGetReplicationMetrics() throws Exception {
086    String peer1 = "test1", peer2 = "test2", queueId = "1";
087    long ageOfLastShippedOp = 2, replicationLag = 3, timeStampOfLastShippedOp = 4,
088        timeStampOfNextToReplicate = 5, editsRead = 6, oPsShipped = 7;
089    int sizeOfLogQueue = 8;
090    boolean recovered = false, running = false, editsSinceRestart = false;
091    RegionServerStatusProtos.RegionServerReportRequest.Builder request =
092      RegionServerStatusProtos.RegionServerReportRequest.newBuilder();
093    ServerName serverName = cluster.getMaster(0).getServerName();
094    request.setServer(ProtobufUtil.toServerName(serverName));
095    ClusterStatusProtos.ReplicationLoadSource rload1 = ClusterStatusProtos.ReplicationLoadSource
096      .newBuilder().setPeerID(peer1).setAgeOfLastShippedOp(ageOfLastShippedOp)
097      .setReplicationLag(replicationLag).setTimeStampOfLastShippedOp(timeStampOfLastShippedOp)
098      .setSizeOfLogQueue(sizeOfLogQueue).setTimeStampOfNextToReplicate(timeStampOfNextToReplicate)
099      .setQueueId(queueId).setEditsRead(editsRead).setOPsShipped(oPsShipped).setRunning(running)
100      .setRecovered(recovered).setEditsSinceRestart(editsSinceRestart).build();
101    ClusterStatusProtos.ReplicationLoadSource rload2 =
102      ClusterStatusProtos.ReplicationLoadSource.newBuilder().setPeerID(peer2)
103        .setAgeOfLastShippedOp(ageOfLastShippedOp + 1).setReplicationLag(replicationLag + 1)
104        .setTimeStampOfLastShippedOp(timeStampOfLastShippedOp + 1)
105        .setSizeOfLogQueue(sizeOfLogQueue + 1)
106        .setTimeStampOfNextToReplicate(timeStampOfNextToReplicate + 1).setQueueId(queueId)
107        .setEditsRead(editsRead + 1).setOPsShipped(oPsShipped + 1).setRunning(running)
108        .setRecovered(recovered).setEditsSinceRestart(editsSinceRestart).build();
109
110    ClusterStatusProtos.ServerLoad sl = ClusterStatusProtos.ServerLoad.newBuilder()
111      .addReplLoadSource(rload1).addReplLoadSource(rload2).build();
112    request.setLoad(sl);
113    master.getReplicationPeerManager().addPeer(peer1,
114      ReplicationPeerConfig.newBuilder().setClusterKey("test").build(), true);
115    master.getReplicationPeerManager().addPeer(peer2,
116      ReplicationPeerConfig.newBuilder().setClusterKey("test").build(), true);
117    master.getMasterRpcServices().regionServerReport(null, request.build());
118    HashMap<String, List<Pair<ServerName, ReplicationLoadSource>>> replicationLoad =
119      master.getReplicationLoad(new ServerName[] { serverName });
120    assertEquals(2, replicationLoad.size(), "peer size ");
121    assertEquals(1, replicationLoad.get(peer1).size(), "load size ");
122    assertEquals(sizeOfLogQueue, replicationLoad.get(peer1).get(0).getSecond().getSizeOfLogQueue(),
123      "log queue size of peer1");
124    assertEquals(replicationLag + 1,
125      replicationLoad.get(peer2).get(0).getSecond().getReplicationLag(),
126      "replication lag of peer2");
127    master.stopMaster();
128  }
129}