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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.namequeues;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.apache.hadoop.hbase.master.waleventtracker.WALEventTrackerTableCreator.WAL_EVENT_TRACKER_ENABLED_KEY;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.apache.hadoop.hbase.namequeues.WALEventTrackerTableAccessor.WAL_EVENT_TRACKER_TABLE_NAME;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertEquals;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.mockito.Mockito.doReturn;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import static org.mockito.Mockito.doThrow;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import static org.mockito.Mockito.mock;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import static org.mockito.Mockito.times;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import static org.mockito.Mockito.verify;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span><a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.io.IOException;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.conf.Configuration;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.regionserver.wal.WALEventTrackerListener;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.junit.ClassRule;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.junit.Rule;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.junit.Test;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.junit.experimental.categories.Category;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.junit.rules.TestName;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span><a name="line.42"></a> |
| <span class="sourceLineNo">043</span>@Category(SmallTests.class)<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>public class TestWalEventTrackerQueueService {<a name="line.44"></a> |
| <span class="sourceLineNo">045</span><a name="line.45"></a> |
| <span class="sourceLineNo">046</span> @ClassRule<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> HBaseClassTestRule.forClass(TestWalEventTrackerQueueService.class);<a name="line.48"></a> |
| <span class="sourceLineNo">049</span><a name="line.49"></a> |
| <span class="sourceLineNo">050</span> @Rule<a name="line.50"></a> |
| <span class="sourceLineNo">051</span> public TestName name = new TestName();<a name="line.51"></a> |
| <span class="sourceLineNo">052</span><a name="line.52"></a> |
| <span class="sourceLineNo">053</span> /*<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> * Test whether wal event tracker metrics are being incremented.<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> */<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> @Test<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> public void testMetrics() throws Exception {<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> String rsName = "test-region-server";<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> String walName = "test-wal-0";<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> long timeStamp = EnvironmentEdgeManager.currentTime();<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> String walState = WALEventTrackerListener.WalState.ACTIVE.name();<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> long walLength = 100L;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> WALEventTrackerPayload payload =<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> new WALEventTrackerPayload(rsName, walName, timeStamp, walState, walLength);<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> Configuration conf = HBaseConfiguration.create();<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> conf.setBoolean(WAL_EVENT_TRACKER_ENABLED_KEY, true);<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> conf.setLong(WALEventTrackerTableAccessor.SLEEP_INTERVAL_KEY, 100);<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> MetricsWALEventTrackerSourceImpl source = new MetricsWALEventTrackerSourceImpl(<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> name.getMethodName(), name.getMethodName(), name.getMethodName(), name.getMethodName());<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> WALEventTrackerQueueService service = new WALEventTrackerQueueService(conf, source);<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> service.addToQueue(payload);<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> Connection mockConnection = mock(Connection.class);<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> doReturn(conf).when(mockConnection).getConfiguration();<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> // Always throw IOException whenever mock connection is being used.<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> doThrow(new IOException()).when(mockConnection).getTable(WAL_EVENT_TRACKER_TABLE_NAME);<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> assertEquals(0L, source.getFailedPuts());<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> assertEquals(0L, source.getNumRecordsFailedPuts());<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> // Persist all the events.<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> service.persistAll(mockConnection);<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> assertEquals(1L, source.getFailedPuts());<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> assertEquals(1L, source.getNumRecordsFailedPuts());<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> // Verify that we tried MAX_RETRY_ATTEMPTS retry attempts to persist.<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> verify(mockConnection, times(1 + WALEventTrackerTableAccessor.DEFAULT_MAX_ATTEMPTS))<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> .getTable(WAL_EVENT_TRACKER_TABLE_NAME);<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> }<a name="line.85"></a> |
| <span class="sourceLineNo">086</span>}<a name="line.86"></a> |
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