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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.master.procedure;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.io.IOException;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.util.ArrayList;<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 org.apache.hadoop.fs.FileSystem;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import org.apache.hadoop.fs.Path;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.TableName;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.TableNotDisabledException;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.TableNotFoundException;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.backup.HFileArchiver;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.RegionReplicaUtil;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Result;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.ResultScanner;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Table;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.favored.FavoredNodesManager;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.filter.KeyOnlyFilter;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.master.MasterCoprocessorHost;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.master.MasterFileSystem;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.mob.MobConstants;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.mob.MobUtils;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.procedure2.ProcedureSuspendedException;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.procedure2.ProcedureUtil;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.util.CommonFSUtils;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.util.RetryCounter;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.slf4j.Logger;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.slf4j.LoggerFactory;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span><a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hbase.thirdparty.org.apache.commons.collections4.CollectionUtils;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span><a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.DeleteTableState;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ProcedureProtos;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span><a name="line.61"></a> |
| <span class="sourceLineNo">062</span>@InterfaceAudience.Private<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>public class DeleteTableProcedure extends AbstractStateMachineTableProcedure<DeleteTableState> {<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> private static final Logger LOG = LoggerFactory.getLogger(DeleteTableProcedure.class);<a name="line.64"></a> |
| <span class="sourceLineNo">065</span><a name="line.65"></a> |
| <span class="sourceLineNo">066</span> private List<RegionInfo> regions;<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> private TableName tableName;<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> private RetryCounter retryCounter;<a name="line.68"></a> |
| <span class="sourceLineNo">069</span><a name="line.69"></a> |
| <span class="sourceLineNo">070</span> public DeleteTableProcedure() {<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> // Required by the Procedure framework to create the procedure on replay<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> super();<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> }<a name="line.73"></a> |
| <span class="sourceLineNo">074</span><a name="line.74"></a> |
| <span class="sourceLineNo">075</span> public DeleteTableProcedure(final MasterProcedureEnv env, final TableName tableName) {<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> this(env, tableName, null);<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> }<a name="line.77"></a> |
| <span class="sourceLineNo">078</span><a name="line.78"></a> |
| <span class="sourceLineNo">079</span> public DeleteTableProcedure(final MasterProcedureEnv env, final TableName tableName,<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> final ProcedurePrepareLatch syncLatch) {<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> super(env, syncLatch);<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> this.tableName = tableName;<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> @Override<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> protected Flow executeFromState(final MasterProcedureEnv env, DeleteTableState state)<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> throws InterruptedException, ProcedureSuspendedException {<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> if (LOG.isTraceEnabled()) {<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> LOG.trace(this + " execute state=" + state);<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> }<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> try {<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> switch (state) {<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> case DELETE_TABLE_PRE_OPERATION:<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> // Verify if we can delete the table<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> boolean deletable = prepareDelete(env);<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> releaseSyncLatch();<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> if (!deletable) {<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> assert isFailed() : "the delete should have an exception here";<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> return Flow.NO_MORE_STATE;<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> }<a name="line.100"></a> |
| <span class="sourceLineNo">101</span><a name="line.101"></a> |
| <span class="sourceLineNo">102</span> // TODO: Move out... in the acquireLock()<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> LOG.debug("Waiting for RIT for {}", this);<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> regions = env.getAssignmentManager().getRegionStates()<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> .getRegionsOfTableForDeleting(getTableName());<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> assert regions != null && !regions.isEmpty() : "unexpected 0 regions";<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> ProcedureSyncWait.waitRegionInTransition(env, regions);<a name="line.107"></a> |
| <span class="sourceLineNo">108</span><a name="line.108"></a> |
| <span class="sourceLineNo">109</span> // Call coprocessors<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> preDelete(env);<a name="line.110"></a> |
| <span class="sourceLineNo">111</span><a name="line.111"></a> |
| <span class="sourceLineNo">112</span> setNextState(DeleteTableState.DELETE_TABLE_CLEAR_FS_LAYOUT);<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> break;<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> case DELETE_TABLE_CLEAR_FS_LAYOUT:<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> LOG.debug("Deleting regions from filesystem for {}", this);<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> DeleteTableProcedure.deleteFromFs(env, getTableName(), regions, true);<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> setNextState(DeleteTableState.DELETE_TABLE_REMOVE_FROM_META);<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> break;<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> case DELETE_TABLE_REMOVE_FROM_META:<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> LOG.debug("Deleting regions from META for {}", this);<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> DeleteTableProcedure.deleteFromMeta(env, getTableName(), regions);<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> setNextState(DeleteTableState.DELETE_TABLE_UNASSIGN_REGIONS);<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> regions = null;<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> break;<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> case DELETE_TABLE_UNASSIGN_REGIONS:<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> LOG.debug("Deleting assignment state for {}", this);<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> DeleteTableProcedure.deleteAssignmentState(env, getTableName());<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> setNextState(DeleteTableState.DELETE_TABLE_POST_OPERATION);<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> break;<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> case DELETE_TABLE_POST_OPERATION:<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> postDelete(env);<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> retryCounter = null;<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> LOG.debug("Finished {}", this);<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> return Flow.NO_MORE_STATE;<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> default:<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> throw new UnsupportedOperationException("unhandled state=" + state);<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> }<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> } catch (IOException e) {<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> if (isRollbackSupported(state)) {<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> setFailure("master-delete-table", e);<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> } else {<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> if (retryCounter == null) {<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> retryCounter = ProcedureUtil.createRetryCounter(env.getMasterConfiguration());<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> }<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> long backoff = retryCounter.getBackoffTimeAndIncrementAttempts();<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> LOG.warn("Retriable error trying to delete table={},state={},suspend {}secs.",<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> getTableName(), state, backoff / 1000, e);<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> throw suspend(Math.toIntExact(backoff), true);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> }<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> }<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> retryCounter = null;<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> return Flow.HAS_MORE_STATE;<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> }<a name="line.153"></a> |
| <span class="sourceLineNo">154</span><a name="line.154"></a> |
| <span class="sourceLineNo">155</span> @Override<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> protected synchronized boolean setTimeoutFailure(MasterProcedureEnv env) {<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> setState(ProcedureProtos.ProcedureState.RUNNABLE);<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> env.getProcedureScheduler().addFront(this);<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> return false;<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> }<a name="line.160"></a> |
| <span class="sourceLineNo">161</span><a name="line.161"></a> |
| <span class="sourceLineNo">162</span> @Override<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> protected boolean abort(MasterProcedureEnv env) {<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> // TODO: Current behavior is: with no rollback and no abort support, procedure may get stuck<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> // looping in retrying failing a step forever. Default behavior of abort is changed to support<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> // aborting all procedures. Override the default wisely. Following code retains the current<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> // behavior. Revisit it later.<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> return isRollbackSupported(getCurrentState()) ? super.abort(env) : false;<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> }<a name="line.169"></a> |
| <span class="sourceLineNo">170</span><a name="line.170"></a> |
| <span class="sourceLineNo">171</span> @Override<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> protected void rollbackState(final MasterProcedureEnv env, final DeleteTableState state) {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> if (state == DeleteTableState.DELETE_TABLE_PRE_OPERATION) {<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> // nothing to rollback, pre-delete is just table-state checks.<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> // We can fail if the table does not exist or is not disabled.<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> // TODO: coprocessor rollback semantic is still undefined.<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> releaseSyncLatch();<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> return;<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> // The delete doesn't have a rollback. The execution will succeed, at some point.<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> throw new UnsupportedOperationException("unhandled state=" + state);<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> @Override<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> protected boolean isRollbackSupported(final DeleteTableState state) {<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> switch (state) {<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> case DELETE_TABLE_PRE_OPERATION:<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> return true;<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> default:<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> return false;<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> }<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> }<a name="line.193"></a> |
| <span class="sourceLineNo">194</span><a name="line.194"></a> |
| <span class="sourceLineNo">195</span> @Override<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> protected DeleteTableState getState(final int stateId) {<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> return DeleteTableState.forNumber(stateId);<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> }<a name="line.198"></a> |
| <span class="sourceLineNo">199</span><a name="line.199"></a> |
| <span class="sourceLineNo">200</span> @Override<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> protected int getStateId(final DeleteTableState state) {<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> return state.getNumber();<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> }<a name="line.203"></a> |
| <span class="sourceLineNo">204</span><a name="line.204"></a> |
| <span class="sourceLineNo">205</span> @Override<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> protected DeleteTableState getInitialState() {<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> return DeleteTableState.DELETE_TABLE_PRE_OPERATION;<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> }<a name="line.208"></a> |
| <span class="sourceLineNo">209</span><a name="line.209"></a> |
| <span class="sourceLineNo">210</span> @Override<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> protected boolean holdLock(MasterProcedureEnv env) {<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> return true;<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> }<a name="line.213"></a> |
| <span class="sourceLineNo">214</span><a name="line.214"></a> |
| <span class="sourceLineNo">215</span> @Override<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> public TableName getTableName() {<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> return tableName;<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> }<a name="line.218"></a> |
| <span class="sourceLineNo">219</span><a name="line.219"></a> |
| <span class="sourceLineNo">220</span> @Override<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> public TableOperationType getTableOperationType() {<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> return TableOperationType.DELETE;<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> @Override<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> protected void serializeStateData(ProcedureStateSerializer serializer) throws IOException {<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> super.serializeStateData(serializer);<a name="line.227"></a> |
| <span class="sourceLineNo">228</span><a name="line.228"></a> |
| <span class="sourceLineNo">229</span> MasterProcedureProtos.DeleteTableStateData.Builder state =<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> MasterProcedureProtos.DeleteTableStateData.newBuilder()<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> .setUserInfo(MasterProcedureUtil.toProtoUserInfo(getUser()))<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> .setTableName(ProtobufUtil.toProtoTableName(tableName));<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> if (regions != null) {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> for (RegionInfo hri : regions) {<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> state.addRegionInfo(ProtobufUtil.toRegionInfo(hri));<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> }<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> }<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> serializer.serialize(state.build());<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> }<a name="line.239"></a> |
| <span class="sourceLineNo">240</span><a name="line.240"></a> |
| <span class="sourceLineNo">241</span> @Override<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> protected void deserializeStateData(ProcedureStateSerializer serializer) throws IOException {<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> super.deserializeStateData(serializer);<a name="line.243"></a> |
| <span class="sourceLineNo">244</span><a name="line.244"></a> |
| <span class="sourceLineNo">245</span> MasterProcedureProtos.DeleteTableStateData state =<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> serializer.deserialize(MasterProcedureProtos.DeleteTableStateData.class);<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> setUser(MasterProcedureUtil.toUserInfo(state.getUserInfo()));<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> tableName = ProtobufUtil.toTableName(state.getTableName());<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> if (state.getRegionInfoCount() == 0) {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> regions = null;<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> } else {<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> regions = new ArrayList<>(state.getRegionInfoCount());<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> for (HBaseProtos.RegionInfo hri : state.getRegionInfoList()) {<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> regions.add(ProtobufUtil.toRegionInfo(hri));<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> }<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> }<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> }<a name="line.257"></a> |
| <span class="sourceLineNo">258</span><a name="line.258"></a> |
| <span class="sourceLineNo">259</span> private boolean prepareDelete(final MasterProcedureEnv env) throws IOException {<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> try {<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> env.getMasterServices().checkTableModifiable(tableName);<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> } catch (TableNotFoundException | TableNotDisabledException e) {<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> setFailure("master-delete-table", e);<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> return false;<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> }<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> return true;<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> private boolean preDelete(final MasterProcedureEnv env) throws IOException, InterruptedException {<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> final MasterCoprocessorHost cpHost = env.getMasterCoprocessorHost();<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> if (cpHost != null) {<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> final TableName tableName = this.tableName;<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> cpHost.preDeleteTableAction(tableName, getUser());<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> }<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> return true;<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> }<a name="line.276"></a> |
| <span class="sourceLineNo">277</span><a name="line.277"></a> |
| <span class="sourceLineNo">278</span> private void postDelete(final MasterProcedureEnv env) throws IOException, InterruptedException {<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> deleteTableStates(env, tableName);<a name="line.279"></a> |
| <span class="sourceLineNo">280</span><a name="line.280"></a> |
| <span class="sourceLineNo">281</span> final MasterCoprocessorHost cpHost = env.getMasterCoprocessorHost();<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> if (cpHost != null) {<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> final TableName tableName = this.tableName;<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> cpHost.postCompletedDeleteTableAction(tableName, getUser());<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> }<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> }<a name="line.286"></a> |
| <span class="sourceLineNo">287</span><a name="line.287"></a> |
| <span class="sourceLineNo">288</span> protected static void deleteFromFs(final MasterProcedureEnv env, final TableName tableName,<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> final List<RegionInfo> regions, final boolean archive) throws IOException {<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> final MasterFileSystem mfs = env.getMasterServices().getMasterFileSystem();<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> final FileSystem fs = mfs.getFileSystem();<a name="line.291"></a> |
| <span class="sourceLineNo">292</span><a name="line.292"></a> |
| <span class="sourceLineNo">293</span> final Path tableDir = CommonFSUtils.getTableDir(mfs.getRootDir(), tableName);<a name="line.293"></a> |
| <span class="sourceLineNo">294</span><a name="line.294"></a> |
| <span class="sourceLineNo">295</span> if (fs.exists(tableDir)) {<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> // Archive regions from FS (temp directory)<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> if (archive) {<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> List<Path> regionDirList = new ArrayList<>();<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> for (RegionInfo region : regions) {<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> if (RegionReplicaUtil.isDefaultReplica(region)) {<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> regionDirList.add(FSUtils.getRegionDirFromTableDir(tableDir, region));<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> List<RegionInfo> mergeRegions =<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> env.getAssignmentManager().getRegionStateStore().getMergeRegions(region);<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> if (!CollectionUtils.isEmpty(mergeRegions)) {<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> mergeRegions.stream()<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> .forEach(r -> regionDirList.add(FSUtils.getRegionDirFromTableDir(tableDir, r)));<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> }<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> }<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> }<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> HFileArchiver.archiveRegions(env.getMasterConfiguration(), fs, mfs.getRootDir(), tableDir,<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> regionDirList);<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> if (!regionDirList.isEmpty()) {<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> LOG.debug("Archived {} regions", tableName);<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> }<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> }<a name="line.315"></a> |
| <span class="sourceLineNo">316</span><a name="line.316"></a> |
| <span class="sourceLineNo">317</span> // Archive mob data<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> Path mobTableDir =<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> CommonFSUtils.getTableDir(new Path(mfs.getRootDir(), MobConstants.MOB_DIR_NAME), tableName);<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> Path regionDir = new Path(mobTableDir, MobUtils.getMobRegionInfo(tableName).getEncodedName());<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> if (fs.exists(regionDir)) {<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> HFileArchiver.archiveRegion(fs, mfs.getRootDir(), mobTableDir, regionDir);<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> }<a name="line.323"></a> |
| <span class="sourceLineNo">324</span><a name="line.324"></a> |
| <span class="sourceLineNo">325</span> // Delete table directory from FS<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> if (!fs.delete(tableDir, true) && fs.exists(tableDir)) {<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> throw new IOException("Couldn't delete " + tableDir);<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> }<a name="line.328"></a> |
| <span class="sourceLineNo">329</span><a name="line.329"></a> |
| <span class="sourceLineNo">330</span> // Delete the table directory where the mob files are saved<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> if (mobTableDir != null && fs.exists(mobTableDir)) {<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> if (!fs.delete(mobTableDir, true)) {<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> throw new IOException("Couldn't delete mob dir " + mobTableDir);<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> }<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> }<a name="line.335"></a> |
| <span class="sourceLineNo">336</span><a name="line.336"></a> |
| <span class="sourceLineNo">337</span> // Delete the directory on wal filesystem<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> FileSystem walFs = mfs.getWALFileSystem();<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> Path tableWALDir = CommonFSUtils.getWALTableDir(env.getMasterConfiguration(), tableName);<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> if (walFs.exists(tableWALDir) && !walFs.delete(tableWALDir, true)) {<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> throw new IOException("Couldn't delete table dir on wal filesystem" + tableWALDir);<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> }<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> }<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> }<a name="line.344"></a> |
| <span class="sourceLineNo">345</span><a name="line.345"></a> |
| <span class="sourceLineNo">346</span> /**<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> * There may be items for this table still up in hbase:meta in the case where the info:regioninfo<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> * column was empty because of some write error. Remove ALL rows from hbase:meta that have to do<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> * with this table.<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> * <p/><a name="line.350"></a> |
| <span class="sourceLineNo">351</span> * See HBASE-12980.<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> */<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> private static void cleanRegionsInMeta(final MasterProcedureEnv env, final TableName tableName)<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> throws IOException {<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> Scan tableScan = MetaTableAccessor.getScanForTableName(env.getMasterConfiguration(), tableName)<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> .setFilter(new KeyOnlyFilter());<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> long now = EnvironmentEdgeManager.currentTime();<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> List<Delete> deletes = new ArrayList<>();<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> try (<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> Table metaTable = env.getMasterServices().getConnection().getTable(TableName.META_TABLE_NAME);<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> ResultScanner scanner = metaTable.getScanner(tableScan)) {<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> for (;;) {<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> Result result = scanner.next();<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> if (result == null) {<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> break;<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> }<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> deletes.add(new Delete(result.getRow(), now));<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> }<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> if (!deletes.isEmpty()) {<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> LOG.warn("Deleting some vestigial " + deletes.size() + " rows of " + tableName + " from "<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> + TableName.META_TABLE_NAME);<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> metaTable.delete(deletes);<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> }<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> }<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> }<a name="line.375"></a> |
| <span class="sourceLineNo">376</span><a name="line.376"></a> |
| <span class="sourceLineNo">377</span> protected static void deleteFromMeta(final MasterProcedureEnv env, final TableName tableName,<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> List<RegionInfo> regions) throws IOException {<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> // Clean any remaining rows for this table.<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> cleanRegionsInMeta(env, tableName);<a name="line.380"></a> |
| <span class="sourceLineNo">381</span><a name="line.381"></a> |
| <span class="sourceLineNo">382</span> // clean region references from the server manager<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> env.getMasterServices().getServerManager().removeRegions(regions);<a name="line.383"></a> |
| <span class="sourceLineNo">384</span><a name="line.384"></a> |
| <span class="sourceLineNo">385</span> // Clear Favored Nodes for this table<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> FavoredNodesManager fnm = env.getMasterServices().getFavoredNodesManager();<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> if (fnm != null) {<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> fnm.deleteFavoredNodesForRegions(regions);<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> }<a name="line.389"></a> |
| <span class="sourceLineNo">390</span><a name="line.390"></a> |
| <span class="sourceLineNo">391</span> deleteTableDescriptorCache(env, tableName);<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> }<a name="line.392"></a> |
| <span class="sourceLineNo">393</span><a name="line.393"></a> |
| <span class="sourceLineNo">394</span> protected static void deleteAssignmentState(final MasterProcedureEnv env,<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> final TableName tableName) throws IOException {<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> // Clean up regions of the table in RegionStates.<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> LOG.debug("Removing '" + tableName + "' from region states.");<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> env.getMasterServices().getAssignmentManager().deleteTable(tableName);<a name="line.398"></a> |
| <span class="sourceLineNo">399</span><a name="line.399"></a> |
| <span class="sourceLineNo">400</span> // If entry for this table states, remove it.<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> LOG.debug("Marking '" + tableName + "' as deleted.");<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> env.getMasterServices().getTableStateManager().setDeletedTable(tableName);<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> }<a name="line.403"></a> |
| <span class="sourceLineNo">404</span><a name="line.404"></a> |
| <span class="sourceLineNo">405</span> protected static void deleteTableDescriptorCache(final MasterProcedureEnv env,<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> final TableName tableName) throws IOException {<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> LOG.debug("Removing '" + tableName + "' descriptor.");<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> env.getMasterServices().getTableDescriptors().remove(tableName);<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> }<a name="line.409"></a> |
| <span class="sourceLineNo">410</span><a name="line.410"></a> |
| <span class="sourceLineNo">411</span> protected static void deleteTableStates(final MasterProcedureEnv env, final TableName tableName)<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> throws IOException {<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> if (!tableName.isSystemTable()) {<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> ProcedureSyncWait.getMasterQuotaManager(env).removeTableFromNamespaceQuota(tableName);<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> }<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> }<a name="line.416"></a> |
| <span class="sourceLineNo">417</span>}<a name="line.417"></a> |
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| </div> |
| </body> |
| </html> |
