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.replication;
019
020import static org.junit.jupiter.api.Assertions.assertEquals;
021import static org.junit.jupiter.api.Assertions.assertNotEquals;
022
023import java.io.IOException;
024import java.util.EnumSet;
025import org.apache.hadoop.hbase.ClusterMetrics;
026import org.apache.hadoop.hbase.ServerMetrics;
027import org.apache.hadoop.hbase.ServerName;
028import org.apache.hadoop.hbase.Waiter;
029import org.apache.hadoop.hbase.client.Admin;
030import org.apache.hadoop.hbase.testclassification.MediumTests;
031import org.apache.hadoop.hbase.testclassification.ReplicationTests;
032import org.junit.jupiter.api.Tag;
033import org.junit.jupiter.api.Test;
034
035@Tag(ReplicationTests.TAG)
036@Tag(MediumTests.TAG)
037public class TestReplicationStatusSink extends TestReplicationBase {
038
039  @Test
040  public void testReplicationStatusSink() throws Exception {
041    try (Admin admin = UTIL2.getConnection().getAdmin()) {
042      ServerName server = UTIL2.getHBaseCluster().getRegionServer(0).getServerName();
043      ReplicationLoadSink loadSink = getLatestSinkMetric(admin, server);
044      // First checks if status of timestamp of last applied op is same as RS start, since no edits
045      // were replicated yet
046      assertEquals(loadSink.getTimestampStarted(), loadSink.getTimestampsOfLastAppliedOp());
047      // now insert some rows on source, so that it gets delivered to target
048      TestReplicationStatus.insertRowsOnSource();
049      long wait =
050        Waiter.waitFor(UTIL2.getConfiguration(), 10000, (Waiter.Predicate<Exception>) () -> {
051          ReplicationLoadSink loadSink1 = getLatestSinkMetric(admin, server);
052          return loadSink1.getTimestampsOfLastAppliedOp() > loadSink1.getTimestampStarted();
053        });
054      assertNotEquals(-1, wait);
055    }
056  }
057
058  private ReplicationLoadSink getLatestSinkMetric(Admin admin, ServerName server)
059    throws IOException {
060    ClusterMetrics metrics =
061      admin.getClusterMetrics(EnumSet.of(ClusterMetrics.Option.LIVE_SERVERS));
062    ServerMetrics sm = metrics.getLiveServerMetrics().get(server);
063    return sm.getReplicationLoadSink();
064  }
065
066}