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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.client;<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.assertFalse;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertTrue;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span><a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.io.IOException;<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.HBaseTestingUtil;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.TableName;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.testclassification.ClientTests;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.junit.AfterClass;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.junit.BeforeClass;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.junit.ClassRule;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.junit.Test;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.junit.experimental.categories.Category;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span><a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hbase.thirdparty.com.google.common.io.Closeables;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span><a name="line.37"></a> |
| <span class="sourceLineNo">038</span>/**<a name="line.38"></a> |
| <span class="sourceLineNo">039</span> * Fix an infinite loop in {@link AsyncNonMetaRegionLocator}, see the comments on HBASE-21943 for<a name="line.39"></a> |
| <span class="sourceLineNo">040</span> * more details.<a name="line.40"></a> |
| <span class="sourceLineNo">041</span> */<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>@Category({ MediumTests.class, ClientTests.class })<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>public class TestAsyncTableLocateRegionForDeletedTable {<a name="line.43"></a> |
| <span class="sourceLineNo">044</span><a name="line.44"></a> |
| <span class="sourceLineNo">045</span> @ClassRule<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> HBaseClassTestRule.forClass(TestAsyncTableLocateRegionForDeletedTable.class);<a name="line.47"></a> |
| <span class="sourceLineNo">048</span><a name="line.48"></a> |
| <span class="sourceLineNo">049</span> private static final HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();<a name="line.49"></a> |
| <span class="sourceLineNo">050</span><a name="line.50"></a> |
| <span class="sourceLineNo">051</span> private static TableName TABLE_NAME = TableName.valueOf("async");<a name="line.51"></a> |
| <span class="sourceLineNo">052</span><a name="line.52"></a> |
| <span class="sourceLineNo">053</span> private static byte[] FAMILY = Bytes.toBytes("cf");<a name="line.53"></a> |
| <span class="sourceLineNo">054</span><a name="line.54"></a> |
| <span class="sourceLineNo">055</span> private static byte[] QUALIFIER = Bytes.toBytes("cq");<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> private static byte[] VALUE = Bytes.toBytes("value");<a name="line.57"></a> |
| <span class="sourceLineNo">058</span><a name="line.58"></a> |
| <span class="sourceLineNo">059</span> private static AsyncConnection ASYNC_CONN;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span><a name="line.60"></a> |
| <span class="sourceLineNo">061</span> @BeforeClass<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> public static void setUpBeforeClass() throws Exception {<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> TEST_UTIL.startMiniCluster(3);<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> TEST_UTIL.createTable(TABLE_NAME, FAMILY);<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> TEST_UTIL.waitTableAvailable(TABLE_NAME);<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> TEST_UTIL.getAdmin().balancerSwitch(false, true);<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> ASYNC_CONN = ConnectionFactory.createAsyncConnection(TEST_UTIL.getConfiguration()).get();<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> assertFalse(ASYNC_CONN.isClosed());<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> }<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> @AfterClass<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> public static void tearDownAfterClass() throws Exception {<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> Closeables.close(ASYNC_CONN, true);<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> assertTrue(ASYNC_CONN.isClosed());<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> TEST_UTIL.shutdownMiniCluster();<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> }<a name="line.76"></a> |
| <span class="sourceLineNo">077</span><a name="line.77"></a> |
| <span class="sourceLineNo">078</span> @Test<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> public void test() throws IOException, InterruptedException {<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> try (Table table = TEST_UTIL.getConnection().getTable(TABLE_NAME)) {<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> for (int i = 0; i < 100; i++) {<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> table.put(new Put(Bytes.toBytes(i)).addColumn(FAMILY, QUALIFIER, VALUE));<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> }<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> }<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> TEST_UTIL.getAdmin().split(TABLE_NAME, Bytes.toBytes(50));<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> TEST_UTIL.waitFor(60000,<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> () -> TEST_UTIL.getMiniHBaseCluster().getRegions(TABLE_NAME).size() == 2);<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> // make sure we can access the split regions<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> try (Table table = TEST_UTIL.getConnection().getTable(TABLE_NAME)) {<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> for (int i = 0; i < 100; i++) {<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> assertFalse(table.get(new Get(Bytes.toBytes(i))).isEmpty());<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> }<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> }<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> // let's cache the two old locations<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> AsyncTableRegionLocator locator = ASYNC_CONN.getRegionLocator(TABLE_NAME);<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> locator.getRegionLocation(Bytes.toBytes(0)).join();<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> locator.getRegionLocation(Bytes.toBytes(99)).join();<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> // recreate the table<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> TEST_UTIL.getAdmin().disableTable(TABLE_NAME);<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> TEST_UTIL.getAdmin().deleteTable(TABLE_NAME);<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> TEST_UTIL.createTable(TABLE_NAME, FAMILY);<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> TEST_UTIL.waitTableAvailable(TABLE_NAME);<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> // confirm that we can still get the correct location<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> assertFalse(ASYNC_CONN.getTable(TABLE_NAME).exists(new Get(Bytes.toBytes(99))).join());<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> }<a name="line.105"></a> |
| <span class="sourceLineNo">106</span>}<a name="line.106"></a> |
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