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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.rsgroup;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.io.ByteArrayInputStream;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.io.IOException;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.util.List;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.util.Map;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.Set;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span><a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.conf.Configuration;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.TableName;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.client.ConnectionFactory;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.client.Result;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.Table;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.exceptions.DeserializationException;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.net.Address;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.protobuf.ProtobufUtil;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.protobuf.generated.RSGroupProtos;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.zookeeper.KeeperException;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.junit.Assert;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span><a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hbase.thirdparty.com.google.common.collect.Maps;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span><a name="line.45"></a> |
| <span class="sourceLineNo">046</span>@InterfaceAudience.Private<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>public class VerifyingRSGroupAdminClient implements RSGroupAdmin {<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> private Table table;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> private ZKWatcher zkw;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span> private RSGroupAdmin wrapped;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span><a name="line.51"></a> |
| <span class="sourceLineNo">052</span> public VerifyingRSGroupAdminClient(RSGroupAdmin RSGroupAdmin, Configuration conf)<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> throws IOException {<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> wrapped = RSGroupAdmin;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> table = ConnectionFactory.createConnection(conf)<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> .getTable(RSGroupInfoManager.RSGROUP_TABLE_NAME);<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> zkw = new ZKWatcher(conf, this.getClass().getSimpleName(), null);<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> }<a name="line.58"></a> |
| <span class="sourceLineNo">059</span><a name="line.59"></a> |
| <span class="sourceLineNo">060</span> @Override<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> public void addRSGroup(String groupName) throws IOException {<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> wrapped.addRSGroup(groupName);<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> verify();<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> }<a name="line.64"></a> |
| <span class="sourceLineNo">065</span><a name="line.65"></a> |
| <span class="sourceLineNo">066</span> @Override<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> public RSGroupInfo getRSGroupInfo(String groupName) throws IOException {<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> return wrapped.getRSGroupInfo(groupName);<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> @Override<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> public RSGroupInfo getRSGroupInfoOfTable(TableName tableName) throws IOException {<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> return wrapped.getRSGroupInfoOfTable(tableName);<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> @Override<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> public void moveServers(Set<Address> servers, String targetGroup) throws IOException {<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> wrapped.moveServers(servers, targetGroup);<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> verify();<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> }<a name="line.80"></a> |
| <span class="sourceLineNo">081</span><a name="line.81"></a> |
| <span class="sourceLineNo">082</span> @Override<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> public void moveTables(Set<TableName> tables, String targetGroup) throws IOException {<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> wrapped.moveTables(tables, targetGroup);<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> verify();<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> }<a name="line.86"></a> |
| <span class="sourceLineNo">087</span><a name="line.87"></a> |
| <span class="sourceLineNo">088</span> @Override<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> public void removeRSGroup(String name) throws IOException {<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> wrapped.removeRSGroup(name);<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> verify();<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> @Override<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> public boolean balanceRSGroup(String groupName) throws IOException {<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> return wrapped.balanceRSGroup(groupName);<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> }<a name="line.97"></a> |
| <span class="sourceLineNo">098</span><a name="line.98"></a> |
| <span class="sourceLineNo">099</span> @Override<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> public List<RSGroupInfo> listRSGroups() throws IOException {<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> return wrapped.listRSGroups();<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> |
| <span class="sourceLineNo">104</span> @Override<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> public RSGroupInfo getRSGroupOfServer(Address hostPort) throws IOException {<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> return wrapped.getRSGroupOfServer(hostPort);<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> }<a name="line.107"></a> |
| <span class="sourceLineNo">108</span><a name="line.108"></a> |
| <span class="sourceLineNo">109</span> @Override<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> public void moveServersAndTables(Set<Address> servers, Set<TableName> tables, String targetGroup)<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> throws IOException {<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> wrapped.moveServersAndTables(servers, tables, targetGroup);<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> verify();<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> }<a name="line.114"></a> |
| <span class="sourceLineNo">115</span><a name="line.115"></a> |
| <span class="sourceLineNo">116</span> @Override<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> public void removeServers(Set<Address> servers) throws IOException {<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> wrapped.removeServers(servers);<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> verify();<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> }<a name="line.120"></a> |
| <span class="sourceLineNo">121</span><a name="line.121"></a> |
| <span class="sourceLineNo">122</span> public void verify() throws IOException {<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> Map<String, RSGroupInfo> groupMap = Maps.newHashMap();<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> Set<RSGroupInfo> zList = Sets.newHashSet();<a name="line.124"></a> |
| <span class="sourceLineNo">125</span><a name="line.125"></a> |
| <span class="sourceLineNo">126</span> for (Result result : table.getScanner(new Scan())) {<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> RSGroupProtos.RSGroupInfo proto =<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> RSGroupProtos.RSGroupInfo.parseFrom(<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> result.getValue(<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> RSGroupInfoManager.META_FAMILY_BYTES,<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> RSGroupInfoManager.META_QUALIFIER_BYTES));<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> groupMap.put(proto.getName(), RSGroupProtobufUtil.toGroupInfo(proto));<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> }<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> Assert.assertEquals(Sets.newHashSet(groupMap.values()),<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> Sets.newHashSet(wrapped.listRSGroups()));<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> try {<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> String groupBasePath = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "rsgroup");<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> for(String znode: ZKUtil.listChildrenNoWatch(zkw, groupBasePath)) {<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> byte[] data = ZKUtil.getData(zkw, ZNodePaths.joinZNode(groupBasePath, znode));<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> if(data.length > 0) {<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> ProtobufUtil.expectPBMagicPrefix(data);<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> ByteArrayInputStream bis = new ByteArrayInputStream(<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> data, ProtobufUtil.lengthOfPBMagic(), data.length);<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> zList.add(RSGroupProtobufUtil.toGroupInfo(RSGroupProtos.RSGroupInfo.parseFrom(bis)));<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> }<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> }<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> Assert.assertEquals(zList.size(), groupMap.size());<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> for(RSGroupInfo RSGroupInfo : zList) {<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> Assert.assertTrue(groupMap.get(RSGroupInfo.getName()).equals(RSGroupInfo));<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> }<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> } catch (KeeperException e) {<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> throw new IOException("ZK verification failed", e);<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> } catch (DeserializationException e) {<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> throw new IOException("ZK verification failed", e);<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> } catch (InterruptedException e) {<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> throw new IOException("ZK verification failed", e);<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> }<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> }<a name="line.158"></a> |
| <span class="sourceLineNo">159</span>}<a name="line.159"></a> |
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| </pre> |
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