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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.replication.regionserver;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.io.FileNotFoundException;<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.ArrayList;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.util.Arrays;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.Collections;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.HashSet;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.LinkedList;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.List;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.Map;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.Queue;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.Set;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.stream.Collectors;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.conf.Configuration;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.conf.Configured;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.fs.FileStatus;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.fs.FileSystem;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.Abortable;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.ServerName;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.Stoppable;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.ConnectionFactory;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.replication.TableCFs;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.io.WALLink;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.procedure2.util.StringUtils;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.replication.ReplicationFactory;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.replication.ReplicationPeerDescription;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.replication.ReplicationQueueInfo;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.replication.ReplicationQueueStorage;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.replication.ReplicationStorageFactory;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.replication.ReplicationTracker;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hadoop.util.Tool;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.util.ToolRunner;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.slf4j.Logger;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.slf4j.LoggerFactory;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span><a name="line.60"></a> |
| <span class="sourceLineNo">061</span>import org.apache.hbase.thirdparty.com.google.common.util.concurrent.AtomicLongMap;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span><a name="line.62"></a> |
| <span class="sourceLineNo">063</span>/**<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> * Provides information about the existing states of replication, replication peers and queues.<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> *<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> * Usage: hbase org.apache.hadoop.hbase.replication.regionserver.DumpReplicationQueues [args]<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> * Arguments: --distributed Polls each RS to dump information about the queue<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> * --hdfs Reports HDFS usage by the replication queues (note: can be overestimated).<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> */<a name="line.69"></a> |
| <span class="sourceLineNo">070</span>@InterfaceAudience.Private<a name="line.70"></a> |
| <span class="sourceLineNo">071</span>public class DumpReplicationQueues extends Configured implements Tool {<a name="line.71"></a> |
| <span class="sourceLineNo">072</span><a name="line.72"></a> |
| <span class="sourceLineNo">073</span> private static final Logger LOG = LoggerFactory.getLogger(DumpReplicationQueues.class.getName());<a name="line.73"></a> |
| <span class="sourceLineNo">074</span><a name="line.74"></a> |
| <span class="sourceLineNo">075</span> private List<String> deadRegionServers;<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> private List<String> deletedQueues;<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> private AtomicLongMap<String> peersQueueSize;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> private long totalSizeOfWALs;<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> private long numWalsNotFound;<a name="line.79"></a> |
| <span class="sourceLineNo">080</span><a name="line.80"></a> |
| <span class="sourceLineNo">081</span> public DumpReplicationQueues() {<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> deadRegionServers = new ArrayList<>();<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> deletedQueues = new ArrayList<>();<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> peersQueueSize = AtomicLongMap.create();<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> totalSizeOfWALs = 0;<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> numWalsNotFound = 0;<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> }<a name="line.87"></a> |
| <span class="sourceLineNo">088</span><a name="line.88"></a> |
| <span class="sourceLineNo">089</span> static class DumpOptions {<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> boolean hdfs = false;<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> boolean distributed = false;<a name="line.91"></a> |
| <span class="sourceLineNo">092</span><a name="line.92"></a> |
| <span class="sourceLineNo">093</span> public DumpOptions() {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> }<a name="line.94"></a> |
| <span class="sourceLineNo">095</span><a name="line.95"></a> |
| <span class="sourceLineNo">096</span> public DumpOptions(DumpOptions that) {<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> this.hdfs = that.hdfs;<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> this.distributed = that.distributed;<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> }<a name="line.99"></a> |
| <span class="sourceLineNo">100</span><a name="line.100"></a> |
| <span class="sourceLineNo">101</span> boolean isHdfs () {<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> return hdfs;<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> }<a name="line.103"></a> |
| <span class="sourceLineNo">104</span><a name="line.104"></a> |
| <span class="sourceLineNo">105</span> boolean isDistributed() {<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> return distributed;<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> void setHdfs (boolean hdfs) {<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> this.hdfs = hdfs;<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> }<a name="line.111"></a> |
| <span class="sourceLineNo">112</span><a name="line.112"></a> |
| <span class="sourceLineNo">113</span> void setDistributed(boolean distributed) {<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> this.distributed = distributed;<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> }<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> }<a name="line.116"></a> |
| <span class="sourceLineNo">117</span><a name="line.117"></a> |
| <span class="sourceLineNo">118</span> static DumpOptions parseOpts(Queue<String> args) {<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> DumpOptions opts = new DumpOptions();<a name="line.119"></a> |
| <span class="sourceLineNo">120</span><a name="line.120"></a> |
| <span class="sourceLineNo">121</span> String cmd = null;<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> while ((cmd = args.poll()) != null) {<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> if (cmd.equals("-h") || cmd.equals("--h") || cmd.equals("--help")) {<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> // place item back onto queue so that caller knows parsing was incomplete<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> args.add(cmd);<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> break;<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> }<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> final String hdfs = "--hdfs";<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> if (cmd.equals(hdfs)) {<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> opts.setHdfs(true);<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> continue;<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> }<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> final String distributed = "--distributed";<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> if (cmd.equals(distributed)) {<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> opts.setDistributed(true);<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> continue;<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> } else {<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> printUsageAndExit("ERROR: Unrecognized option/command: " + cmd, -1);<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> }<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> // check that --distributed is present when --hdfs is in the arguments<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> if (!opts.isDistributed() && opts.isHdfs()) {<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> printUsageAndExit("ERROR: --hdfs option can only be used with --distributed: " + cmd, -1);<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> }<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> }<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> return opts;<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> }<a name="line.146"></a> |
| <span class="sourceLineNo">147</span><a name="line.147"></a> |
| <span class="sourceLineNo">148</span> /**<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> * Main<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> *<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> * @param args<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> * @throws Exception<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> */<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> public static void main(String[] args) throws Exception {<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> Configuration conf = HBaseConfiguration.create();<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> int ret = ToolRunner.run(conf, new DumpReplicationQueues(), args);<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> System.exit(ret);<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> |
| <span class="sourceLineNo">160</span> @Override<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> public int run(String[] args) throws Exception {<a name="line.161"></a> |
| <span class="sourceLineNo">162</span><a name="line.162"></a> |
| <span class="sourceLineNo">163</span> int errCode = -1;<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> LinkedList<String> argv = new LinkedList<>();<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> argv.addAll(Arrays.asList(args));<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> DumpOptions opts = parseOpts(argv);<a name="line.166"></a> |
| <span class="sourceLineNo">167</span><a name="line.167"></a> |
| <span class="sourceLineNo">168</span> // args remaining, print help and exit<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> if (!argv.isEmpty()) {<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> errCode = 0;<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> printUsage();<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> return errCode;<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> }<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> return dumpReplicationQueues(opts);<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> }<a name="line.175"></a> |
| <span class="sourceLineNo">176</span><a name="line.176"></a> |
| <span class="sourceLineNo">177</span> protected void printUsage() {<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> printUsage(this.getClass().getName(), null);<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> }<a name="line.179"></a> |
| <span class="sourceLineNo">180</span><a name="line.180"></a> |
| <span class="sourceLineNo">181</span> protected static void printUsage(final String message) {<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> printUsage(DumpReplicationQueues.class.getName(), message);<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> }<a name="line.183"></a> |
| <span class="sourceLineNo">184</span><a name="line.184"></a> |
| <span class="sourceLineNo">185</span> protected static void printUsage(final String className, final String message) {<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> if (message != null && message.length() > 0) {<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> System.err.println(message);<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> }<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> System.err.println("Usage: hbase " + className + " \\");<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> System.err.println(" <OPTIONS> [-D<property=value>]*");<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> System.err.println();<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> System.err.println("General Options:");<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> System.err.println(" -h|--h|--help Show this help and exit.");<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> System.err.println(" --distributed Poll each RS and print its own replication queue. "<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> + "Default only polls ZooKeeper");<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> System.err.println(" --hdfs Use HDFS to calculate usage of WALs by replication."<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> + " It could be overestimated if replicating to multiple peers."<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> + " --distributed flag is also needed.");<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> }<a name="line.199"></a> |
| <span class="sourceLineNo">200</span><a name="line.200"></a> |
| <span class="sourceLineNo">201</span> protected static void printUsageAndExit(final String message, final int exitCode) {<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> printUsage(message);<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> System.exit(exitCode);<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> }<a name="line.204"></a> |
| <span class="sourceLineNo">205</span><a name="line.205"></a> |
| <span class="sourceLineNo">206</span> private int dumpReplicationQueues(DumpOptions opts) throws Exception {<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> Configuration conf = getConf();<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> Connection connection = ConnectionFactory.createConnection(conf);<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> Admin admin = connection.getAdmin();<a name="line.209"></a> |
| <span class="sourceLineNo">210</span><a name="line.210"></a> |
| <span class="sourceLineNo">211</span> ZKWatcher zkw = new ZKWatcher(conf, "DumpReplicationQueues" + System.currentTimeMillis(),<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> new WarnOnlyAbortable(), true);<a name="line.212"></a> |
| <span class="sourceLineNo">213</span><a name="line.213"></a> |
| <span class="sourceLineNo">214</span> try {<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> // Our zk watcher<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> LOG.info("Our Quorum: " + zkw.getQuorum());<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> List<TableCFs> replicatedTableCFs = admin.listReplicatedTableCFs();<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> if (replicatedTableCFs.isEmpty()) {<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> LOG.info("No tables with a configured replication peer were found.");<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> return(0);<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> } else {<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> LOG.info("Replicated Tables: " + replicatedTableCFs);<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> }<a name="line.223"></a> |
| <span class="sourceLineNo">224</span><a name="line.224"></a> |
| <span class="sourceLineNo">225</span> List<ReplicationPeerDescription> peers = admin.listReplicationPeers();<a name="line.225"></a> |
| <span class="sourceLineNo">226</span><a name="line.226"></a> |
| <span class="sourceLineNo">227</span> if (peers.isEmpty()) {<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> LOG.info("Replication is enabled but no peer configuration was found.");<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> }<a name="line.229"></a> |
| <span class="sourceLineNo">230</span><a name="line.230"></a> |
| <span class="sourceLineNo">231</span> System.out.println("Dumping replication peers and configurations:");<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> System.out.println(dumpPeersState(peers));<a name="line.232"></a> |
| <span class="sourceLineNo">233</span><a name="line.233"></a> |
| <span class="sourceLineNo">234</span> if (opts.isDistributed()) {<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> LOG.info("Found [--distributed], will poll each RegionServer.");<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> Set<String> peerIds = peers.stream().map((peer) -> peer.getPeerId())<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> .collect(Collectors.toSet());<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> System.out.println(dumpQueues(zkw, peerIds, opts.isHdfs()));<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> System.out.println(dumpReplicationSummary());<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> } else {<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> // use ZK instead<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> System.out.print("Dumping replication znodes via ZooKeeper:");<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> System.out.println(ZKUtil.getReplicationZnodesDump(zkw));<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> }<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> return (0);<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> } catch (IOException e) {<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> return (-1);<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> } finally {<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> zkw.close();<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> }<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> }<a name="line.251"></a> |
| <span class="sourceLineNo">252</span><a name="line.252"></a> |
| <span class="sourceLineNo">253</span> public String dumpReplicationSummary() {<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> StringBuilder sb = new StringBuilder();<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> if (!deletedQueues.isEmpty()) {<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> sb.append("Found " + deletedQueues.size() + " deleted queues"<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> + ", run hbck -fixReplication in order to remove the deleted replication queues\n");<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> for (String deletedQueue : deletedQueues) {<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> sb.append(" " + deletedQueue + "\n");<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> }<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> }<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> if (!deadRegionServers.isEmpty()) {<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> sb.append("Found " + deadRegionServers.size() + " dead regionservers"<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> + ", restart one regionserver to transfer the queues of dead regionservers\n");<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> for (String deadRs : deadRegionServers) {<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> sb.append(" " + deadRs + "\n");<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> }<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> }<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> if (!peersQueueSize.isEmpty()) {<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> sb.append("Dumping all peers's number of WALs in replication queue\n");<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> for (Map.Entry<String, Long> entry : peersQueueSize.asMap().entrySet()) {<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> sb.append(" PeerId: " + entry.getKey() + " , sizeOfLogQueue: " + entry.getValue() + "\n");<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> }<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> }<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> sb.append(" Total size of WALs on HDFS: " + StringUtils.humanSize(totalSizeOfWALs) + "\n");<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> if (numWalsNotFound > 0) {<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> sb.append(" ERROR: There are " + numWalsNotFound + " WALs not found!!!\n");<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> }<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> return sb.toString();<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> }<a name="line.280"></a> |
| <span class="sourceLineNo">281</span><a name="line.281"></a> |
| <span class="sourceLineNo">282</span> public String dumpPeersState(List<ReplicationPeerDescription> peers) throws Exception {<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> Map<String, String> currentConf;<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> StringBuilder sb = new StringBuilder();<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> for (ReplicationPeerDescription peer : peers) {<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> ReplicationPeerConfig peerConfig = peer.getPeerConfig();<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> sb.append("Peer: " + peer.getPeerId() + "\n");<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> sb.append(" " + "State: " + (peer.isEnabled() ? "ENABLED" : "DISABLED") + "\n");<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> sb.append(" " + "Cluster Name: " + peerConfig.getClusterKey() + "\n");<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> sb.append(" " + "Replication Endpoint: " + peerConfig.getReplicationEndpointImpl() + "\n");<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> currentConf = peerConfig.getConfiguration();<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> // Only show when we have a custom configuration for the peer<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> if (currentConf.size() > 1) {<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> sb.append(" " + "Peer Configuration: " + currentConf + "\n");<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> }<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> sb.append(" " + "Peer Table CFs: " + peerConfig.getTableCFsMap() + "\n");<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> sb.append(" " + "Peer Namespaces: " + peerConfig.getNamespaces() + "\n");<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> }<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> return sb.toString();<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> }<a name="line.300"></a> |
| <span class="sourceLineNo">301</span><a name="line.301"></a> |
| <span class="sourceLineNo">302</span> public String dumpQueues(ZKWatcher zkw, Set<String> peerIds,<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> boolean hdfs) throws Exception {<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> ReplicationQueueStorage queueStorage;<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> ReplicationTracker replicationTracker;<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> StringBuilder sb = new StringBuilder();<a name="line.306"></a> |
| <span class="sourceLineNo">307</span><a name="line.307"></a> |
| <span class="sourceLineNo">308</span> queueStorage = ReplicationStorageFactory.getReplicationQueueStorage(zkw, getConf());<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> replicationTracker = ReplicationFactory.getReplicationTracker(zkw, new WarnOnlyAbortable(),<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> new WarnOnlyStoppable());<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> Set<String> liveRegionServers = new HashSet<>(replicationTracker.getListOfRegionServers());<a name="line.311"></a> |
| <span class="sourceLineNo">312</span><a name="line.312"></a> |
| <span class="sourceLineNo">313</span> // Loops each peer on each RS and dumps the queues<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> List<ServerName> regionservers = queueStorage.getListOfReplicators();<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> if (regionservers == null || regionservers.isEmpty()) {<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> return sb.toString();<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> }<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> for (ServerName regionserver : regionservers) {<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> List<String> queueIds = queueStorage.getAllQueues(regionserver);<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> if (!liveRegionServers.contains(regionserver.getServerName())) {<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> deadRegionServers.add(regionserver.getServerName());<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> }<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> for (String queueId : queueIds) {<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> ReplicationQueueInfo queueInfo = new ReplicationQueueInfo(queueId);<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> List<String> wals = queueStorage.getWALsInQueue(regionserver, queueId);<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> Collections.sort(wals);<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> if (!peerIds.contains(queueInfo.getPeerId())) {<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> deletedQueues.add(regionserver + "/" + queueId);<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> sb.append(formatQueue(regionserver, queueStorage, queueInfo, queueId, wals, true, hdfs));<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> } else {<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> sb.append(formatQueue(regionserver, queueStorage, queueInfo, queueId, wals, false, hdfs));<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> }<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> }<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> }<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> return sb.toString();<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> }<a name="line.336"></a> |
| <span class="sourceLineNo">337</span><a name="line.337"></a> |
| <span class="sourceLineNo">338</span> private String formatQueue(ServerName regionserver, ReplicationQueueStorage queueStorage,<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> ReplicationQueueInfo queueInfo, String queueId, List<String> wals, boolean isDeleted,<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> boolean hdfs) throws Exception {<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> StringBuilder sb = new StringBuilder();<a name="line.341"></a> |
| <span class="sourceLineNo">342</span><a name="line.342"></a> |
| <span class="sourceLineNo">343</span> List<ServerName> deadServers;<a name="line.343"></a> |
| <span class="sourceLineNo">344</span><a name="line.344"></a> |
| <span class="sourceLineNo">345</span> sb.append("Dumping replication queue info for RegionServer: [" + regionserver + "]" + "\n");<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> sb.append(" Queue znode: " + queueId + "\n");<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> sb.append(" PeerID: " + queueInfo.getPeerId() + "\n");<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> sb.append(" Recovered: " + queueInfo.isQueueRecovered() + "\n");<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> deadServers = queueInfo.getDeadRegionServers();<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> if (deadServers.isEmpty()) {<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> sb.append(" No dead RegionServers found in this queue." + "\n");<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> } else {<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> sb.append(" Dead RegionServers: " + deadServers + "\n");<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> }<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> sb.append(" Was deleted: " + isDeleted + "\n");<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> sb.append(" Number of WALs in replication queue: " + wals.size() + "\n");<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> peersQueueSize.addAndGet(queueInfo.getPeerId(), wals.size());<a name="line.357"></a> |
| <span class="sourceLineNo">358</span><a name="line.358"></a> |
| <span class="sourceLineNo">359</span> for (String wal : wals) {<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> long position = queueStorage.getWALPosition(regionserver, queueInfo.getPeerId(), wal);<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> sb.append(" Replication position for " + wal + ": " + (position > 0 ? position : "0"<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> + " (not started or nothing to replicate)") + "\n");<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> }<a name="line.363"></a> |
| <span class="sourceLineNo">364</span><a name="line.364"></a> |
| <span class="sourceLineNo">365</span> if (hdfs) {<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> FileSystem fs = FileSystem.get(getConf());<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> sb.append(" Total size of WALs on HDFS for this queue: "<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> + StringUtils.humanSize(getTotalWALSize(fs, wals, regionserver)) + "\n");<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> }<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> return sb.toString();<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> }<a name="line.371"></a> |
| <span class="sourceLineNo">372</span><a name="line.372"></a> |
| <span class="sourceLineNo">373</span> /**<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> * return total size in bytes from a list of WALs<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> */<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> private long getTotalWALSize(FileSystem fs, List<String> wals, ServerName server)<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> throws IOException {<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> long size = 0;<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> FileStatus fileStatus;<a name="line.379"></a> |
| <span class="sourceLineNo">380</span><a name="line.380"></a> |
| <span class="sourceLineNo">381</span> for (String wal : wals) {<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> try {<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> fileStatus = (new WALLink(getConf(), server.getServerName(), wal)).getFileStatus(fs);<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> } catch (IOException e) {<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> if (e instanceof FileNotFoundException) {<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> numWalsNotFound++;<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> LOG.warn("WAL " + wal + " couldn't be found, skipping", e);<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> } else {<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> LOG.warn("Can't get file status of WAL " + wal + ", skipping", e);<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> }<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> continue;<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> }<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> size += fileStatus.getLen();<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> }<a name="line.394"></a> |
| <span class="sourceLineNo">395</span><a name="line.395"></a> |
| <span class="sourceLineNo">396</span> totalSizeOfWALs += size;<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> return size;<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> }<a name="line.398"></a> |
| <span class="sourceLineNo">399</span><a name="line.399"></a> |
| <span class="sourceLineNo">400</span> private static class WarnOnlyAbortable implements Abortable {<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> @Override<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> public void abort(String why, Throwable e) {<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> LOG.warn("DumpReplicationQueue received abort, ignoring. Reason: " + why);<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> if (LOG.isDebugEnabled()) {<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> LOG.debug(e.toString(), e);<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> }<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> }<a name="line.407"></a> |
| <span class="sourceLineNo">408</span><a name="line.408"></a> |
| <span class="sourceLineNo">409</span> @Override<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> public boolean isAborted() {<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> return false;<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> }<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> }<a name="line.413"></a> |
| <span class="sourceLineNo">414</span><a name="line.414"></a> |
| <span class="sourceLineNo">415</span> private static class WarnOnlyStoppable implements Stoppable {<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> @Override<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> public void stop(String why) {<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> LOG.warn("DumpReplicationQueue received stop, ignoring. Reason: " + why);<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> }<a name="line.419"></a> |
| <span class="sourceLineNo">420</span><a name="line.420"></a> |
| <span class="sourceLineNo">421</span> @Override<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> public boolean isStopped() {<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> return false;<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> }<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> }<a name="line.425"></a> |
| <span class="sourceLineNo">426</span>}<a name="line.426"></a> |
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| </div> |
| </body> |
| </html> |
