| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <html lang="en"> |
| <head> |
| <title>Source code</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body> |
| <div class="sourceContainer"> |
| <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;<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>import static org.junit.Assert.fail;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span><a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.io.IOException;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.Collections;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.regionserver.Region;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.testclassification.MiscTests;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.junit.After;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.junit.Before;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.junit.ClassRule;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.junit.Rule;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.junit.Test;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.junit.experimental.categories.Category;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.junit.rules.TestName;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span><a name="line.45"></a> |
| <span class="sourceLineNo">046</span>/**<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> * Test being able to edit hbase:meta.<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> */<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>@Category({ MiscTests.class, MediumTests.class })<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>public class TestHBaseMetaEdit {<a name="line.50"></a> |
| <span class="sourceLineNo">051</span> @ClassRule<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> HBaseClassTestRule.forClass(TestHBaseMetaEdit.class);<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> @Rule<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> public TestName name = new TestName();<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> private final static HBaseTestingUtil UTIL = new HBaseTestingUtil();<a name="line.56"></a> |
| <span class="sourceLineNo">057</span><a name="line.57"></a> |
| <span class="sourceLineNo">058</span> @Before<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> public void before() throws Exception {<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> UTIL.startMiniCluster();<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> }<a name="line.61"></a> |
| <span class="sourceLineNo">062</span><a name="line.62"></a> |
| <span class="sourceLineNo">063</span> @After<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> public void after() throws Exception {<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> UTIL.shutdownMiniCluster();<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> }<a name="line.66"></a> |
| <span class="sourceLineNo">067</span><a name="line.67"></a> |
| <span class="sourceLineNo">068</span> // make sure that with every possible way, we get the same meta table descriptor.<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> private TableDescriptor getMetaDescriptor() throws TableNotFoundException, IOException {<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> Admin admin = UTIL.getAdmin();<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> TableDescriptor get = admin.getDescriptor(TableName.META_TABLE_NAME);<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> TableDescriptor list =<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> admin.listTableDescriptors(true).stream().filter(td -> td.isMetaTable()).findAny().get();<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> TableDescriptor listByName =<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> admin.listTableDescriptors(Collections.singletonList(TableName.META_TABLE_NAME)).get(0);<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> TableDescriptor listByNs =<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> admin.listTableDescriptorsByNamespace(NamespaceDescriptor.SYSTEM_NAMESPACE_NAME).stream()<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> .filter(td -> td.isMetaTable()).findAny().get();<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> assertEquals(get, list);<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> assertEquals(get, listByName);<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> assertEquals(get, listByNs);<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> return get;<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> /**<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> * Set versions, set HBASE-16213 indexed block encoding, and add a column family. Delete the<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> * column family. Then try to delete a core hbase:meta family (should fail). Verify they are all<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> * in place by looking at TableDescriptor AND by checking what the RegionServer sees after opening<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> * Region.<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> */<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> @Test<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> public void testEditMeta() throws IOException {<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> Admin admin = UTIL.getAdmin();<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> admin.tableExists(TableName.META_TABLE_NAME);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> TableDescriptor originalDescriptor = getMetaDescriptor();<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> ColumnFamilyDescriptor cfd = originalDescriptor.getColumnFamily(HConstants.CATALOG_FAMILY);<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> int oldVersions = cfd.getMaxVersions();<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> // Add '1' to current versions count. Set encoding too.<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> cfd = ColumnFamilyDescriptorBuilder.newBuilder(cfd).setMaxVersions(oldVersions + 1)<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> .setConfiguration(ColumnFamilyDescriptorBuilder.DATA_BLOCK_ENCODING,<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> DataBlockEncoding.ROW_INDEX_V1.toString())<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> .build();<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> admin.modifyColumnFamily(TableName.META_TABLE_NAME, cfd);<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> byte[] extraColumnFamilyName = Bytes.toBytes("xtra");<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> ColumnFamilyDescriptor newCfd =<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> ColumnFamilyDescriptorBuilder.newBuilder(extraColumnFamilyName).build();<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> admin.addColumnFamily(TableName.META_TABLE_NAME, newCfd);<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> TableDescriptor descriptor = getMetaDescriptor();<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> // Assert new max versions is == old versions plus 1.<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> assertEquals(oldVersions + 1,<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> descriptor.getColumnFamily(HConstants.CATALOG_FAMILY).getMaxVersions());<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> descriptor = getMetaDescriptor();<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> // Assert new max versions is == old versions plus 1.<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> assertEquals(oldVersions + 1,<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> descriptor.getColumnFamily(HConstants.CATALOG_FAMILY).getMaxVersions());<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> assertTrue(descriptor.getColumnFamily(newCfd.getName()) != null);<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> String encoding = descriptor.getColumnFamily(HConstants.CATALOG_FAMILY).getConfiguration()<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> .get(ColumnFamilyDescriptorBuilder.DATA_BLOCK_ENCODING);<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> assertEquals(encoding, DataBlockEncoding.ROW_INDEX_V1.toString());<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> Region r = UTIL.getHBaseCluster().getRegionServer(0)<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> .getRegion(RegionInfoBuilder.FIRST_META_REGIONINFO.getEncodedName());<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> assertEquals(oldVersions + 1,<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> r.getStore(HConstants.CATALOG_FAMILY).getColumnFamilyDescriptor().getMaxVersions());<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> encoding = r.getStore(HConstants.CATALOG_FAMILY).getColumnFamilyDescriptor()<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> .getConfigurationValue(ColumnFamilyDescriptorBuilder.DATA_BLOCK_ENCODING);<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> assertEquals(encoding, DataBlockEncoding.ROW_INDEX_V1.toString());<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> assertTrue(r.getStore(extraColumnFamilyName) != null);<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> // Assert we can't drop critical hbase:meta column family but we can drop any other.<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> admin.deleteColumnFamily(TableName.META_TABLE_NAME, newCfd.getName());<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> descriptor = getMetaDescriptor();<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> assertTrue(descriptor.getColumnFamily(newCfd.getName()) == null);<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> try {<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> admin.deleteColumnFamily(TableName.META_TABLE_NAME, HConstants.CATALOG_FAMILY);<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> fail("Should not reach here");<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> } catch (HBaseIOException hioe) {<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> assertTrue(hioe.getMessage().contains("Delete of hbase:meta"));<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> }<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> }<a name="line.138"></a> |
| <span class="sourceLineNo">139</span><a name="line.139"></a> |
| <span class="sourceLineNo">140</span> /**<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> * Validate whether meta table can be altered as READ only, shouldn't be allowed otherwise it will<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> * break assignment functionalities. See HBASE-24977.<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> */<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> @Test<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> public void testAlterMetaWithReadOnly() throws IOException {<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> Admin admin = UTIL.getAdmin();<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> TableDescriptor origMetaTableDesc = admin.getDescriptor(TableName.META_TABLE_NAME);<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> assertFalse(origMetaTableDesc.isReadOnly());<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> TableDescriptor newTD =<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> TableDescriptorBuilder.newBuilder(origMetaTableDesc).setReadOnly(true).build();<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> try {<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> admin.modifyTable(newTD);<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> fail("Meta table can't be set as read only");<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> } catch (Exception e) {<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> assertFalse(admin.getDescriptor(TableName.META_TABLE_NAME).isReadOnly());<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> }<a name="line.156"></a> |
| <span class="sourceLineNo">157</span><a name="line.157"></a> |
| <span class="sourceLineNo">158</span> // Create a table to check region assignment & meta operation<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> TableName tableName = TableName.valueOf("tempTable");<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> TableDescriptor td = TableDescriptorBuilder.newBuilder(tableName).setReadOnly(true)<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.newBuilder(Bytes.toBytes("f1")).build())<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> .build();<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> UTIL.getAdmin().createTable(td);<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> UTIL.deleteTable(tableName);<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> }<a name="line.165"></a> |
| <span class="sourceLineNo">166</span>}<a name="line.166"></a> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </body> |
| </html> |
