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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.master;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.junit.Assert.assertEquals;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertFalse;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertTrue;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span><a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.client.MasterSwitchType;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.junit.After;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.junit.ClassRule;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.junit.Test;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.junit.experimental.categories.Category;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span><a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ZooKeeperProtos;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span><a name="line.37"></a> |
| <span class="sourceLineNo">038</span>@Category({ MasterTests.class, MediumTests.class })<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>public class TestSplitOrMergeStateStore extends MasterStateStoreTestBase {<a name="line.39"></a> |
| <span class="sourceLineNo">040</span><a name="line.40"></a> |
| <span class="sourceLineNo">041</span> @ClassRule<a name="line.41"></a> |
| <span class="sourceLineNo">042</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> HBaseClassTestRule.forClass(TestSplitOrMergeStateStore.class);<a name="line.43"></a> |
| <span class="sourceLineNo">044</span><a name="line.44"></a> |
| <span class="sourceLineNo">045</span> @After<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> public void tearDown() throws Exception {<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> cleanup();<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> ZKUtil.deleteNodeRecursively(UTIL.getZooKeeperWatcher(),<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> UTIL.getZooKeeperWatcher().getZNodePaths().switchZNode);<a name="line.49"></a> |
| <span class="sourceLineNo">050</span> }<a name="line.50"></a> |
| <span class="sourceLineNo">051</span><a name="line.51"></a> |
| <span class="sourceLineNo">052</span> @Test<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> public void testSplit() throws Exception {<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> testReadWrite(MasterSwitchType.SPLIT);<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> }<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> @Test<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> public void testMerge() throws Exception {<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> testReadWrite(MasterSwitchType.MERGE);<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> }<a name="line.60"></a> |
| <span class="sourceLineNo">061</span><a name="line.61"></a> |
| <span class="sourceLineNo">062</span> @Test<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> public void testSplitMigrate() throws Exception {<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> testMigrate(MasterSwitchType.SPLIT,<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> ZNodePaths.joinZNode(UTIL.getZooKeeperWatcher().getZNodePaths().switchZNode,<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> UTIL.getConfiguration().get("zookeeper.znode.switch.split", "split")));<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> }<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> @Test<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> public void testMergeMigrate() throws Exception {<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> testMigrate(MasterSwitchType.MERGE,<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> ZNodePaths.joinZNode(UTIL.getZooKeeperWatcher().getZNodePaths().switchZNode,<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> UTIL.getConfiguration().get("zookeeper.znode.switch.merge", "merge")));<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> }<a name="line.74"></a> |
| <span class="sourceLineNo">075</span><a name="line.75"></a> |
| <span class="sourceLineNo">076</span> private void testReadWrite(MasterSwitchType type) throws Exception {<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> SplitOrMergeStateStore store =<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> new SplitOrMergeStateStore(REGION, UTIL.getZooKeeperWatcher(), UTIL.getConfiguration());<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> assertTrue(store.isSplitOrMergeEnabled(type));<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> store.setSplitOrMergeEnabled(false, type);<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> assertFalse(store.isSplitOrMergeEnabled(type));<a name="line.81"></a> |
| <span class="sourceLineNo">082</span><a name="line.82"></a> |
| <span class="sourceLineNo">083</span> // restart<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> store = new SplitOrMergeStateStore(REGION, UTIL.getZooKeeperWatcher(), UTIL.getConfiguration());<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> assertFalse(store.isSplitOrMergeEnabled(type));<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> store.setSplitOrMergeEnabled(true, type);<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> assertTrue(store.isSplitOrMergeEnabled(type));<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> }<a name="line.88"></a> |
| <span class="sourceLineNo">089</span><a name="line.89"></a> |
| <span class="sourceLineNo">090</span> private void testMigrate(MasterSwitchType type, String zkPath) throws Exception {<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> // prepare data on zk which set snapshot cleanup enabled to false, since the default value is<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> // true<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> byte[] zkData = ProtobufUtil.prependPBMagic(<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> ZooKeeperProtos.SwitchState.newBuilder().setEnabled(false).build().toByteArray());<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> ZKUtil.createSetData(UTIL.getZooKeeperWatcher(), zkPath, zkData);<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> SplitOrMergeStateStore store =<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> new SplitOrMergeStateStore(REGION, UTIL.getZooKeeperWatcher(), UTIL.getConfiguration());<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> assertFalse(store.isSplitOrMergeEnabled(type));<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> // should have deleted the node on zk<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> assertEquals(-1, ZKUtil.checkExists(UTIL.getZooKeeperWatcher(), zkPath));<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> }<a name="line.102"></a> |
| <span class="sourceLineNo">103</span>}<a name="line.103"></a> |
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