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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.client;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import java.io.IOException;</span> |
| <span class="source-line-no">021</span><span id="line-21">import java.util.HashMap;</span> |
| <span class="source-line-no">022</span><span id="line-22">import java.util.List;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.util.Map;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.concurrent.Callable;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.stream.Collectors;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.ServerName;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.ipc.RpcControllerFactory;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.master.RegionState;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.slf4j.Logger;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">033</span><span id="line-33"></span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;</span> |
| <span class="source-line-no">035</span><span id="line-35"></span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.shaded.protobuf.RequestConverter;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AssignsResponse;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.BypassProcedureRequest;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.BypassProcedureResponse;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.FixMetaRequest;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableStateResponse;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.HbckService.BlockingInterface;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RegionSpecifierAndState;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RunHbckChoreRequest;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RunHbckChoreResponse;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ScheduleSCPsForUnknownServersRequest;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ScheduleSCPsForUnknownServersResponse;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ScheduleServerCrashProcedureResponse;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.UnassignsResponse;</span> |
| <span class="source-line-no">052</span><span id="line-52"></span> |
| <span class="source-line-no">053</span><span id="line-53">/**</span> |
| <span class="source-line-no">054</span><span id="line-54"> * Use {@link Connection#getHbck()} to obtain an instance of {@link Hbck} instead of constructing an</span> |
| <span class="source-line-no">055</span><span id="line-55"> * HBaseHbck directly.</span> |
| <span class="source-line-no">056</span><span id="line-56"> * <p></span> |
| <span class="source-line-no">057</span><span id="line-57"> * Connection should be an <i>unmanaged</i> connection obtained via</span> |
| <span class="source-line-no">058</span><span id="line-58"> * {@link ConnectionFactory#createConnection(Configuration)}.</span> |
| <span class="source-line-no">059</span><span id="line-59"> * </p></span> |
| <span class="source-line-no">060</span><span id="line-60"> * <p></span> |
| <span class="source-line-no">061</span><span id="line-61"> * NOTE: The methods in here can do damage to a cluster if applied in the wrong sequence or at the</span> |
| <span class="source-line-no">062</span><span id="line-62"> * wrong time. Use with caution. For experts only. These methods are only for the extreme case where</span> |
| <span class="source-line-no">063</span><span id="line-63"> * the cluster has been damaged or has achieved an inconsistent state because of some unforeseen</span> |
| <span class="source-line-no">064</span><span id="line-64"> * circumstance or bug and requires manual intervention.</span> |
| <span class="source-line-no">065</span><span id="line-65"> * <p></span> |
| <span class="source-line-no">066</span><span id="line-66"> * An instance of this class is lightweight and not-thread safe. A new instance should be created by</span> |
| <span class="source-line-no">067</span><span id="line-67"> * each thread. Pooling or caching of the instance is not recommended.</span> |
| <span class="source-line-no">068</span><span id="line-68"> * </p></span> |
| <span class="source-line-no">069</span><span id="line-69"> * @see ConnectionFactory</span> |
| <span class="source-line-no">070</span><span id="line-70"> * @see Hbck</span> |
| <span class="source-line-no">071</span><span id="line-71"> */</span> |
| <span class="source-line-no">072</span><span id="line-72">@InterfaceAudience.Private</span> |
| <span class="source-line-no">073</span><span id="line-73">public class HBaseHbck implements Hbck {</span> |
| <span class="source-line-no">074</span><span id="line-74"> private static final Logger LOG = LoggerFactory.getLogger(HBaseHbck.class);</span> |
| <span class="source-line-no">075</span><span id="line-75"></span> |
| <span class="source-line-no">076</span><span id="line-76"> private boolean aborted;</span> |
| <span class="source-line-no">077</span><span id="line-77"> private final BlockingInterface hbck;</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> private RpcControllerFactory rpcControllerFactory;</span> |
| <span class="source-line-no">080</span><span id="line-80"></span> |
| <span class="source-line-no">081</span><span id="line-81"> HBaseHbck(BlockingInterface hbck, RpcControllerFactory rpcControllerFactory) {</span> |
| <span class="source-line-no">082</span><span id="line-82"> this.hbck = hbck;</span> |
| <span class="source-line-no">083</span><span id="line-83"> this.rpcControllerFactory = rpcControllerFactory;</span> |
| <span class="source-line-no">084</span><span id="line-84"> }</span> |
| <span class="source-line-no">085</span><span id="line-85"></span> |
| <span class="source-line-no">086</span><span id="line-86"> @Override</span> |
| <span class="source-line-no">087</span><span id="line-87"> public void close() throws IOException {</span> |
| <span class="source-line-no">088</span><span id="line-88"> // currently does nothing</span> |
| <span class="source-line-no">089</span><span id="line-89"> }</span> |
| <span class="source-line-no">090</span><span id="line-90"></span> |
| <span class="source-line-no">091</span><span id="line-91"> @Override</span> |
| <span class="source-line-no">092</span><span id="line-92"> public void abort(String why, Throwable e) {</span> |
| <span class="source-line-no">093</span><span id="line-93"> this.aborted = true;</span> |
| <span class="source-line-no">094</span><span id="line-94"> // Currently does nothing but throw the passed message and exception</span> |
| <span class="source-line-no">095</span><span id="line-95"> throw new RuntimeException(why, e);</span> |
| <span class="source-line-no">096</span><span id="line-96"> }</span> |
| <span class="source-line-no">097</span><span id="line-97"></span> |
| <span class="source-line-no">098</span><span id="line-98"> @Override</span> |
| <span class="source-line-no">099</span><span id="line-99"> public boolean isAborted() {</span> |
| <span class="source-line-no">100</span><span id="line-100"> return this.aborted;</span> |
| <span class="source-line-no">101</span><span id="line-101"> }</span> |
| <span class="source-line-no">102</span><span id="line-102"></span> |
| <span class="source-line-no">103</span><span id="line-103"> @Override</span> |
| <span class="source-line-no">104</span><span id="line-104"> public TableState setTableStateInMeta(TableState state) throws IOException {</span> |
| <span class="source-line-no">105</span><span id="line-105"> try {</span> |
| <span class="source-line-no">106</span><span id="line-106"> GetTableStateResponse response =</span> |
| <span class="source-line-no">107</span><span id="line-107"> hbck.setTableStateInMeta(rpcControllerFactory.newController(),</span> |
| <span class="source-line-no">108</span><span id="line-108"> RequestConverter.buildSetTableStateInMetaRequest(state));</span> |
| <span class="source-line-no">109</span><span id="line-109"> return TableState.convert(state.getTableName(), response.getTableState());</span> |
| <span class="source-line-no">110</span><span id="line-110"> } catch (ServiceException se) {</span> |
| <span class="source-line-no">111</span><span id="line-111"> LOG.debug("table={}, state={}", state.getTableName(), state.getState(), se);</span> |
| <span class="source-line-no">112</span><span id="line-112"> throw new IOException(se);</span> |
| <span class="source-line-no">113</span><span id="line-113"> }</span> |
| <span class="source-line-no">114</span><span id="line-114"> }</span> |
| <span class="source-line-no">115</span><span id="line-115"></span> |
| <span class="source-line-no">116</span><span id="line-116"> @Override</span> |
| <span class="source-line-no">117</span><span id="line-117"> public Map<String, RegionState.State> setRegionStateInMeta(</span> |
| <span class="source-line-no">118</span><span id="line-118"> Map<String, RegionState.State> nameOrEncodedName2State) throws IOException {</span> |
| <span class="source-line-no">119</span><span id="line-119"> try {</span> |
| <span class="source-line-no">120</span><span id="line-120"> if (LOG.isDebugEnabled()) {</span> |
| <span class="source-line-no">121</span><span id="line-121"> nameOrEncodedName2State.forEach((k, v) -> LOG.debug("region={}, state={}", k, v));</span> |
| <span class="source-line-no">122</span><span id="line-122"> }</span> |
| <span class="source-line-no">123</span><span id="line-123"> MasterProtos.SetRegionStateInMetaResponse response =</span> |
| <span class="source-line-no">124</span><span id="line-124"> hbck.setRegionStateInMeta(rpcControllerFactory.newController(),</span> |
| <span class="source-line-no">125</span><span id="line-125"> RequestConverter.buildSetRegionStateInMetaRequest(nameOrEncodedName2State));</span> |
| <span class="source-line-no">126</span><span id="line-126"> Map<String, RegionState.State> result = new HashMap<>();</span> |
| <span class="source-line-no">127</span><span id="line-127"> for (RegionSpecifierAndState nameAndState : response.getStatesList()) {</span> |
| <span class="source-line-no">128</span><span id="line-128"> result.put(nameAndState.getRegionSpecifier().getValue().toStringUtf8(),</span> |
| <span class="source-line-no">129</span><span id="line-129"> RegionState.State.convert(nameAndState.getState()));</span> |
| <span class="source-line-no">130</span><span id="line-130"> }</span> |
| <span class="source-line-no">131</span><span id="line-131"> return result;</span> |
| <span class="source-line-no">132</span><span id="line-132"> } catch (ServiceException se) {</span> |
| <span class="source-line-no">133</span><span id="line-133"> throw new IOException(se);</span> |
| <span class="source-line-no">134</span><span id="line-134"> }</span> |
| <span class="source-line-no">135</span><span id="line-135"> }</span> |
| <span class="source-line-no">136</span><span id="line-136"></span> |
| <span class="source-line-no">137</span><span id="line-137"> @Override</span> |
| <span class="source-line-no">138</span><span id="line-138"> public List<Long> assigns(List<String> encodedRegionNames, boolean override, boolean force)</span> |
| <span class="source-line-no">139</span><span id="line-139"> throws IOException {</span> |
| <span class="source-line-no">140</span><span id="line-140"> try {</span> |
| <span class="source-line-no">141</span><span id="line-141"> AssignsResponse response = this.hbck.assigns(rpcControllerFactory.newController(),</span> |
| <span class="source-line-no">142</span><span id="line-142"> RequestConverter.toAssignRegionsRequest(encodedRegionNames, override, force));</span> |
| <span class="source-line-no">143</span><span id="line-143"> return response.getPidList();</span> |
| <span class="source-line-no">144</span><span id="line-144"> } catch (ServiceException se) {</span> |
| <span class="source-line-no">145</span><span id="line-145"> LOG.debug(toCommaDelimitedString(encodedRegionNames), se);</span> |
| <span class="source-line-no">146</span><span id="line-146"> throw new IOException(se);</span> |
| <span class="source-line-no">147</span><span id="line-147"> }</span> |
| <span class="source-line-no">148</span><span id="line-148"> }</span> |
| <span class="source-line-no">149</span><span id="line-149"></span> |
| <span class="source-line-no">150</span><span id="line-150"> @Override</span> |
| <span class="source-line-no">151</span><span id="line-151"> public List<Long> unassigns(List<String> encodedRegionNames, boolean override, boolean force)</span> |
| <span class="source-line-no">152</span><span id="line-152"> throws IOException {</span> |
| <span class="source-line-no">153</span><span id="line-153"> try {</span> |
| <span class="source-line-no">154</span><span id="line-154"> UnassignsResponse response = this.hbck.unassigns(rpcControllerFactory.newController(),</span> |
| <span class="source-line-no">155</span><span id="line-155"> RequestConverter.toUnassignRegionsRequest(encodedRegionNames, override, force));</span> |
| <span class="source-line-no">156</span><span id="line-156"> return response.getPidList();</span> |
| <span class="source-line-no">157</span><span id="line-157"> } catch (ServiceException se) {</span> |
| <span class="source-line-no">158</span><span id="line-158"> LOG.debug(toCommaDelimitedString(encodedRegionNames), se);</span> |
| <span class="source-line-no">159</span><span id="line-159"> throw new IOException(se);</span> |
| <span class="source-line-no">160</span><span id="line-160"> }</span> |
| <span class="source-line-no">161</span><span id="line-161"> }</span> |
| <span class="source-line-no">162</span><span id="line-162"></span> |
| <span class="source-line-no">163</span><span id="line-163"> private static String toCommaDelimitedString(List<String> list) {</span> |
| <span class="source-line-no">164</span><span id="line-164"> return list.stream().collect(Collectors.joining(", "));</span> |
| <span class="source-line-no">165</span><span id="line-165"> }</span> |
| <span class="source-line-no">166</span><span id="line-166"></span> |
| <span class="source-line-no">167</span><span id="line-167"> @Override</span> |
| <span class="source-line-no">168</span><span id="line-168"> public List<Boolean> bypassProcedure(List<Long> pids, long waitTime, boolean override,</span> |
| <span class="source-line-no">169</span><span id="line-169"> boolean recursive) throws IOException {</span> |
| <span class="source-line-no">170</span><span id="line-170"> BypassProcedureResponse response = ProtobufUtil.call(new Callable<BypassProcedureResponse>() {</span> |
| <span class="source-line-no">171</span><span id="line-171"> @Override</span> |
| <span class="source-line-no">172</span><span id="line-172"> public BypassProcedureResponse call() throws Exception {</span> |
| <span class="source-line-no">173</span><span id="line-173"> try {</span> |
| <span class="source-line-no">174</span><span id="line-174"> return hbck.bypassProcedure(rpcControllerFactory.newController(),</span> |
| <span class="source-line-no">175</span><span id="line-175"> BypassProcedureRequest.newBuilder().addAllProcId(pids).setWaitTime(waitTime)</span> |
| <span class="source-line-no">176</span><span id="line-176"> .setOverride(override).setRecursive(recursive).build());</span> |
| <span class="source-line-no">177</span><span id="line-177"> } catch (Throwable t) {</span> |
| <span class="source-line-no">178</span><span id="line-178"> LOG.error(pids.stream().map(i -> i.toString()).collect(Collectors.joining(", ")), t);</span> |
| <span class="source-line-no">179</span><span id="line-179"> throw t;</span> |
| <span class="source-line-no">180</span><span id="line-180"> }</span> |
| <span class="source-line-no">181</span><span id="line-181"> }</span> |
| <span class="source-line-no">182</span><span id="line-182"> });</span> |
| <span class="source-line-no">183</span><span id="line-183"> return response.getBypassedList();</span> |
| <span class="source-line-no">184</span><span id="line-184"> }</span> |
| <span class="source-line-no">185</span><span id="line-185"></span> |
| <span class="source-line-no">186</span><span id="line-186"> @Override</span> |
| <span class="source-line-no">187</span><span id="line-187"> public List<Long> scheduleServerCrashProcedures(List<ServerName> serverNames) throws IOException {</span> |
| <span class="source-line-no">188</span><span id="line-188"> try {</span> |
| <span class="source-line-no">189</span><span id="line-189"> ScheduleServerCrashProcedureResponse response =</span> |
| <span class="source-line-no">190</span><span id="line-190"> this.hbck.scheduleServerCrashProcedure(rpcControllerFactory.newController(),</span> |
| <span class="source-line-no">191</span><span id="line-191"> RequestConverter.toScheduleServerCrashProcedureRequest(serverNames));</span> |
| <span class="source-line-no">192</span><span id="line-192"> return response.getPidList();</span> |
| <span class="source-line-no">193</span><span id="line-193"> } catch (ServiceException se) {</span> |
| <span class="source-line-no">194</span><span id="line-194"> LOG.debug(toCommaDelimitedString(</span> |
| <span class="source-line-no">195</span><span id="line-195"> serverNames.stream().map(serverName -> ProtobufUtil.toServerName(serverName).toString())</span> |
| <span class="source-line-no">196</span><span id="line-196"> .collect(Collectors.toList())),</span> |
| <span class="source-line-no">197</span><span id="line-197"> se);</span> |
| <span class="source-line-no">198</span><span id="line-198"> throw new IOException(se);</span> |
| <span class="source-line-no">199</span><span id="line-199"> }</span> |
| <span class="source-line-no">200</span><span id="line-200"> }</span> |
| <span class="source-line-no">201</span><span id="line-201"></span> |
| <span class="source-line-no">202</span><span id="line-202"> @Override</span> |
| <span class="source-line-no">203</span><span id="line-203"> public List<Long> scheduleSCPsForUnknownServers() throws IOException {</span> |
| <span class="source-line-no">204</span><span id="line-204"> try {</span> |
| <span class="source-line-no">205</span><span id="line-205"> ScheduleSCPsForUnknownServersResponse response =</span> |
| <span class="source-line-no">206</span><span id="line-206"> this.hbck.scheduleSCPsForUnknownServers(rpcControllerFactory.newController(),</span> |
| <span class="source-line-no">207</span><span id="line-207"> ScheduleSCPsForUnknownServersRequest.newBuilder().build());</span> |
| <span class="source-line-no">208</span><span id="line-208"> return response.getPidList();</span> |
| <span class="source-line-no">209</span><span id="line-209"> } catch (ServiceException se) {</span> |
| <span class="source-line-no">210</span><span id="line-210"> LOG.debug("Failed to run ServerCrashProcedures for unknown servers", se);</span> |
| <span class="source-line-no">211</span><span id="line-211"> throw new IOException(se);</span> |
| <span class="source-line-no">212</span><span id="line-212"> }</span> |
| <span class="source-line-no">213</span><span id="line-213"> }</span> |
| <span class="source-line-no">214</span><span id="line-214"></span> |
| <span class="source-line-no">215</span><span id="line-215"> @Override</span> |
| <span class="source-line-no">216</span><span id="line-216"> public boolean runHbckChore() throws IOException {</span> |
| <span class="source-line-no">217</span><span id="line-217"> try {</span> |
| <span class="source-line-no">218</span><span id="line-218"> RunHbckChoreResponse response = this.hbck.runHbckChore(rpcControllerFactory.newController(),</span> |
| <span class="source-line-no">219</span><span id="line-219"> RunHbckChoreRequest.newBuilder().build());</span> |
| <span class="source-line-no">220</span><span id="line-220"> return response.getRan();</span> |
| <span class="source-line-no">221</span><span id="line-221"> } catch (ServiceException se) {</span> |
| <span class="source-line-no">222</span><span id="line-222"> LOG.debug("Failed to run HBCK chore", se);</span> |
| <span class="source-line-no">223</span><span id="line-223"> throw new IOException(se);</span> |
| <span class="source-line-no">224</span><span id="line-224"> }</span> |
| <span class="source-line-no">225</span><span id="line-225"> }</span> |
| <span class="source-line-no">226</span><span id="line-226"></span> |
| <span class="source-line-no">227</span><span id="line-227"> @Override</span> |
| <span class="source-line-no">228</span><span id="line-228"> public void fixMeta() throws IOException {</span> |
| <span class="source-line-no">229</span><span id="line-229"> try {</span> |
| <span class="source-line-no">230</span><span id="line-230"> this.hbck.fixMeta(rpcControllerFactory.newController(), FixMetaRequest.newBuilder().build());</span> |
| <span class="source-line-no">231</span><span id="line-231"> } catch (ServiceException se) {</span> |
| <span class="source-line-no">232</span><span id="line-232"> throw new IOException(se);</span> |
| <span class="source-line-no">233</span><span id="line-233"> }</span> |
| <span class="source-line-no">234</span><span id="line-234"> }</span> |
| <span class="source-line-no">235</span><span id="line-235">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
