| /** |
| * 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.replication; |
| |
| import java.util.Map; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.client.Admin; |
| import org.apache.hadoop.hbase.client.Get; |
| import org.apache.hadoop.hbase.client.Put; |
| import org.apache.hadoop.hbase.regionserver.HRegionServer; |
| import org.apache.hadoop.hbase.replication.regionserver.ReplicationStatus; |
| import org.apache.hadoop.hbase.testclassification.MediumTests; |
| import org.apache.hadoop.hbase.testclassification.ReplicationTests; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.junit.Assert; |
| import org.junit.ClassRule; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| @Category({ ReplicationTests.class, MediumTests.class }) |
| public class TestReplicationMetricsforUI extends TestReplicationBase { |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestReplicationMetricsforUI.class); |
| private static final byte[] qualName = Bytes.toBytes("q"); |
| |
| @Test |
| public void testReplicationMetrics() throws Exception { |
| try (Admin hbaseAdmin = UTIL1.getConnection().getAdmin()) { |
| Put p = new Put(Bytes.toBytes("starter")); |
| p.addColumn(famName, qualName, Bytes.toBytes("value help to test replication delay")); |
| htable1.put(p); |
| // make sure replication done |
| while (htable2.get(new Get(Bytes.toBytes("starter"))).size() == 0) { |
| Thread.sleep(500); |
| } |
| // sleep 5 seconds to make sure timePassedAfterLastShippedOp > 2 * ageOfLastShippedOp |
| Thread.sleep(5000); |
| HRegionServer rs = UTIL1.getRSForFirstRegionInTable(tableName); |
| Map<String, ReplicationStatus> metrics = rs.getWalGroupsReplicationStatus(); |
| Assert.assertEquals("metric size ", 1, metrics.size()); |
| long lastPosition = 0; |
| for (Map.Entry<String, ReplicationStatus> metric : metrics.entrySet()) { |
| Assert.assertEquals("peerId", PEER_ID2, metric.getValue().getPeerId()); |
| Assert.assertEquals("queue length", 1, metric.getValue().getQueueSize()); |
| Assert.assertEquals("replication delay", 0, metric.getValue().getReplicationDelay()); |
| Assert.assertTrue("current position >= 0", metric.getValue().getCurrentPosition() >= 0); |
| lastPosition = metric.getValue().getCurrentPosition(); |
| } |
| for (int i = 0; i < NB_ROWS_IN_BATCH; i++) { |
| p = new Put(Bytes.toBytes("" + Integer.toString(i))); |
| p.addColumn(famName, qualName, Bytes.toBytes("value help to test replication delay " + i)); |
| htable1.put(p); |
| } |
| while (htable2.get(new Get(Bytes.toBytes("" + Integer.toString(NB_ROWS_IN_BATCH - 1)))) |
| .size() == 0) { |
| Thread.sleep(500); |
| } |
| rs = UTIL1.getRSForFirstRegionInTable(tableName); |
| metrics = rs.getWalGroupsReplicationStatus(); |
| Path lastPath = null; |
| for (Map.Entry<String, ReplicationStatus> metric : metrics.entrySet()) { |
| lastPath = metric.getValue().getCurrentPath(); |
| Assert.assertEquals("peerId", PEER_ID2, metric.getValue().getPeerId()); |
| Assert.assertTrue("age of Last Shipped Op should be > 0 ", |
| metric.getValue().getAgeOfLastShippedOp() > 0); |
| Assert.assertTrue("current position should > last position", |
| metric.getValue().getCurrentPosition() - lastPosition > 0); |
| lastPosition = metric.getValue().getCurrentPosition(); |
| } |
| |
| hbaseAdmin.rollWALWriter(rs.getServerName()); |
| p = new Put(Bytes.toBytes("trigger")); |
| p.addColumn(famName, qualName, Bytes.toBytes("value help to test replication delay")); |
| htable1.put(p); |
| // make sure replication rolled to a new log |
| while (htable2.get(new Get(Bytes.toBytes("trigger"))).size() == 0) { |
| Thread.sleep(500); |
| } |
| // sleep 5 seconds to make sure timePassedAfterLastShippedOp > 2 * ageOfLastShippedOp |
| Thread.sleep(5000); |
| metrics = rs.getWalGroupsReplicationStatus(); |
| for (Map.Entry<String, ReplicationStatus> metric : metrics.entrySet()) { |
| Assert.assertEquals("replication delay", 0, metric.getValue().getReplicationDelay()); |
| Assert.assertTrue("current position should < last position", |
| metric.getValue().getCurrentPosition() < lastPosition); |
| Assert.assertNotEquals("current path", lastPath, metric.getValue().getCurrentPath()); |
| } |
| } |
| } |
| } |