http://git-wip-us.apache.org/repos/asf/hbase-site/blob/50917b1d/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/DisableTableProcedure.BulkDisabler.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/DisableTableProcedure.BulkDisabler.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/DisableTableProcedure.BulkDisabler.html index 5439921..945a72c 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/DisableTableProcedure.BulkDisabler.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/DisableTableProcedure.BulkDisabler.html @@ -44,511 +44,508 @@ <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.36"></a> <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.TableState;<a name="line.37"></a> <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.constraint.ConstraintException;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.executor.EventType;<a name="line.39"></a> -<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.master.AssignmentManager;<a name="line.40"></a> -<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.master.BulkAssigner;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.master.MasterCoprocessorHost;<a name="line.42"></a> -<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.43"></a> -<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.master.RegionStates;<a name="line.44"></a> -<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.master.TableStateManager;<a name="line.45"></a> -<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.procedure2.StateMachineProcedure;<a name="line.46"></a> -<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.protobuf.ProtobufUtil;<a name="line.47"></a> -<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.protobuf.generated.MasterProcedureProtos;<a name="line.48"></a> -<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.protobuf.generated.MasterProcedureProtos.DisableTableState;<a name="line.49"></a> -<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.50"></a> -<span class="sourceLineNo">051</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.51"></a> -<span class="sourceLineNo">052</span>import org.apache.htrace.Trace;<a name="line.52"></a> -<span class="sourceLineNo">053</span><a name="line.53"></a> -<span class="sourceLineNo">054</span>@InterfaceAudience.Private<a name="line.54"></a> -<span class="sourceLineNo">055</span>public class DisableTableProcedure<a name="line.55"></a> -<span class="sourceLineNo">056</span> extends StateMachineProcedure<MasterProcedureEnv, DisableTableState><a name="line.56"></a> -<span class="sourceLineNo">057</span> implements TableProcedureInterface {<a name="line.57"></a> -<span class="sourceLineNo">058</span> private static final Log LOG = LogFactory.getLog(DisableTableProcedure.class);<a name="line.58"></a> -<span class="sourceLineNo">059</span><a name="line.59"></a> -<span class="sourceLineNo">060</span> private final AtomicBoolean aborted = new AtomicBoolean(false);<a name="line.60"></a> -<span class="sourceLineNo">061</span><a name="line.61"></a> -<span class="sourceLineNo">062</span> // This is for back compatible with 1.0 asynchronized operations.<a name="line.62"></a> -<span class="sourceLineNo">063</span> private final ProcedurePrepareLatch syncLatch;<a name="line.63"></a> -<span class="sourceLineNo">064</span><a name="line.64"></a> -<span class="sourceLineNo">065</span> private TableName tableName;<a name="line.65"></a> -<span class="sourceLineNo">066</span> private boolean skipTableStateCheck;<a name="line.66"></a> -<span class="sourceLineNo">067</span> private UserGroupInformation user;<a name="line.67"></a> -<span class="sourceLineNo">068</span><a name="line.68"></a> -<span class="sourceLineNo">069</span> private Boolean traceEnabled = null;<a name="line.69"></a> -<span class="sourceLineNo">070</span><a name="line.70"></a> -<span class="sourceLineNo">071</span> enum MarkRegionOfflineOpResult {<a name="line.71"></a> -<span class="sourceLineNo">072</span> MARK_ALL_REGIONS_OFFLINE_SUCCESSFUL,<a name="line.72"></a> -<span class="sourceLineNo">073</span> BULK_ASSIGN_REGIONS_FAILED,<a name="line.73"></a> -<span class="sourceLineNo">074</span> MARK_ALL_REGIONS_OFFLINE_INTERRUPTED,<a name="line.74"></a> -<span class="sourceLineNo">075</span> }<a name="line.75"></a> -<span class="sourceLineNo">076</span><a name="line.76"></a> -<span class="sourceLineNo">077</span> public DisableTableProcedure() {<a name="line.77"></a> -<span class="sourceLineNo">078</span> syncLatch = null;<a name="line.78"></a> -<span class="sourceLineNo">079</span> }<a name="line.79"></a> -<span class="sourceLineNo">080</span><a name="line.80"></a> -<span class="sourceLineNo">081</span> /**<a name="line.81"></a> -<span class="sourceLineNo">082</span> * Constructor<a name="line.82"></a> -<span class="sourceLineNo">083</span> * @param env MasterProcedureEnv<a name="line.83"></a> -<span class="sourceLineNo">084</span> * @param tableName the table to operate on<a name="line.84"></a> -<span class="sourceLineNo">085</span> * @param skipTableStateCheck whether to check table state<a name="line.85"></a> -<span class="sourceLineNo">086</span> * @throws IOException<a name="line.86"></a> -<span class="sourceLineNo">087</span> */<a name="line.87"></a> -<span class="sourceLineNo">088</span> public DisableTableProcedure(<a name="line.88"></a> -<span class="sourceLineNo">089</span> final MasterProcedureEnv env,<a name="line.89"></a> -<span class="sourceLineNo">090</span> final TableName tableName,<a name="line.90"></a> -<span class="sourceLineNo">091</span> final boolean skipTableStateCheck) throws IOException {<a name="line.91"></a> -<span class="sourceLineNo">092</span> this(env, tableName, skipTableStateCheck, null);<a name="line.92"></a> -<span class="sourceLineNo">093</span> }<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> * Constructor<a name="line.96"></a> -<span class="sourceLineNo">097</span> * @param env MasterProcedureEnv<a name="line.97"></a> -<span class="sourceLineNo">098</span> * @param tableName the table to operate on<a name="line.98"></a> -<span class="sourceLineNo">099</span> * @param skipTableStateCheck whether to check table state<a name="line.99"></a> -<span class="sourceLineNo">100</span> * @throws IOException<a name="line.100"></a> -<span class="sourceLineNo">101</span> */<a name="line.101"></a> -<span class="sourceLineNo">102</span> public DisableTableProcedure(<a name="line.102"></a> -<span class="sourceLineNo">103</span> final MasterProcedureEnv env,<a name="line.103"></a> -<span class="sourceLineNo">104</span> final TableName tableName,<a name="line.104"></a> -<span class="sourceLineNo">105</span> final boolean skipTableStateCheck,<a name="line.105"></a> -<span class="sourceLineNo">106</span> final ProcedurePrepareLatch syncLatch) throws IOException {<a name="line.106"></a> -<span class="sourceLineNo">107</span> this.tableName = tableName;<a name="line.107"></a> -<span class="sourceLineNo">108</span> this.skipTableStateCheck = skipTableStateCheck;<a name="line.108"></a> -<span class="sourceLineNo">109</span> this.user = env.getRequestUser().getUGI();<a name="line.109"></a> -<span class="sourceLineNo">110</span> this.setOwner(this.user.getShortUserName());<a name="line.110"></a> -<span class="sourceLineNo">111</span><a name="line.111"></a> -<span class="sourceLineNo">112</span> // Compatible with 1.0: We use latch to make sure that this procedure implementation is<a name="line.112"></a> -<span class="sourceLineNo">113</span> // compatible with 1.0 asynchronized operations. We need to lock the table and check<a name="line.113"></a> -<span class="sourceLineNo">114</span> // whether the Disable operation could be performed (table exists and online; table state<a name="line.114"></a> -<span class="sourceLineNo">115</span> // is ENABLED). Once it is done, we are good to release the latch and the client can<a name="line.115"></a> -<span class="sourceLineNo">116</span> // start asynchronously wait for the operation.<a name="line.116"></a> -<span class="sourceLineNo">117</span> //<a name="line.117"></a> -<span class="sourceLineNo">118</span> // Note: the member syncLatch could be null if we are in failover or recovery scenario.<a name="line.118"></a> -<span class="sourceLineNo">119</span> // This is ok for backward compatible, as 1.0 client would not able to peek at procedure.<a name="line.119"></a> -<span class="sourceLineNo">120</span> this.syncLatch = syncLatch;<a name="line.120"></a> -<span class="sourceLineNo">121</span> }<a name="line.121"></a> -<span class="sourceLineNo">122</span><a name="line.122"></a> -<span class="sourceLineNo">123</span> @Override<a name="line.123"></a> -<span class="sourceLineNo">124</span> protected Flow executeFromState(final MasterProcedureEnv env, final DisableTableState state)<a name="line.124"></a> -<span class="sourceLineNo">125</span> throws InterruptedException {<a name="line.125"></a> -<span class="sourceLineNo">126</span> if (isTraceEnabled()) {<a name="line.126"></a> -<span class="sourceLineNo">127</span> LOG.trace(this + " execute state=" + state);<a name="line.127"></a> -<span class="sourceLineNo">128</span> }<a name="line.128"></a> -<span class="sourceLineNo">129</span><a name="line.129"></a> -<span class="sourceLineNo">130</span> try {<a name="line.130"></a> -<span class="sourceLineNo">131</span> switch (state) {<a name="line.131"></a> -<span class="sourceLineNo">132</span> case DISABLE_TABLE_PREPARE:<a name="line.132"></a> -<span class="sourceLineNo">133</span> if (prepareDisable(env)) {<a name="line.133"></a> -<span class="sourceLineNo">134</span> setNextState(DisableTableState.DISABLE_TABLE_PRE_OPERATION);<a name="line.134"></a> -<span class="sourceLineNo">135</span> } else {<a name="line.135"></a> -<span class="sourceLineNo">136</span> assert isFailed() : "disable should have an exception here";<a name="line.136"></a> -<span class="sourceLineNo">137</span> return Flow.NO_MORE_STATE;<a name="line.137"></a> -<span class="sourceLineNo">138</span> }<a name="line.138"></a> -<span class="sourceLineNo">139</span> break;<a name="line.139"></a> -<span class="sourceLineNo">140</span> case DISABLE_TABLE_PRE_OPERATION:<a name="line.140"></a> -<span class="sourceLineNo">141</span> preDisable(env, state);<a name="line.141"></a> -<span class="sourceLineNo">142</span> setNextState(DisableTableState.DISABLE_TABLE_SET_DISABLING_TABLE_STATE);<a name="line.142"></a> -<span class="sourceLineNo">143</span> break;<a name="line.143"></a> -<span class="sourceLineNo">144</span> case DISABLE_TABLE_SET_DISABLING_TABLE_STATE:<a name="line.144"></a> -<span class="sourceLineNo">145</span> setTableStateToDisabling(env, tableName);<a name="line.145"></a> -<span class="sourceLineNo">146</span> setNextState(DisableTableState.DISABLE_TABLE_MARK_REGIONS_OFFLINE);<a name="line.146"></a> -<span class="sourceLineNo">147</span> break;<a name="line.147"></a> -<span class="sourceLineNo">148</span> case DISABLE_TABLE_MARK_REGIONS_OFFLINE:<a name="line.148"></a> -<span class="sourceLineNo">149</span> if (markRegionsOffline(env, tableName, true) ==<a name="line.149"></a> -<span class="sourceLineNo">150</span> MarkRegionOfflineOpResult.MARK_ALL_REGIONS_OFFLINE_SUCCESSFUL) {<a name="line.150"></a> -<span class="sourceLineNo">151</span> setNextState(DisableTableState.DISABLE_TABLE_SET_DISABLED_TABLE_STATE);<a name="line.151"></a> -<span class="sourceLineNo">152</span> } else {<a name="line.152"></a> -<span class="sourceLineNo">153</span> LOG.trace("Retrying later to disable the missing regions");<a name="line.153"></a> -<span class="sourceLineNo">154</span> }<a name="line.154"></a> -<span class="sourceLineNo">155</span> break;<a name="line.155"></a> -<span class="sourceLineNo">156</span> case DISABLE_TABLE_SET_DISABLED_TABLE_STATE:<a name="line.156"></a> -<span class="sourceLineNo">157</span> setTableStateToDisabled(env, tableName);<a name="line.157"></a> -<span class="sourceLineNo">158</span> setNextState(DisableTableState.DISABLE_TABLE_POST_OPERATION);<a name="line.158"></a> -<span class="sourceLineNo">159</span> break;<a name="line.159"></a> -<span class="sourceLineNo">160</span> case DISABLE_TABLE_POST_OPERATION:<a name="line.160"></a> -<span class="sourceLineNo">161</span> postDisable(env, state);<a name="line.161"></a> -<span class="sourceLineNo">162</span> return Flow.NO_MORE_STATE;<a name="line.162"></a> -<span class="sourceLineNo">163</span> default:<a name="line.163"></a> -<span class="sourceLineNo">164</span> throw new UnsupportedOperationException("unhandled state=" + state);<a name="line.164"></a> -<span class="sourceLineNo">165</span> }<a name="line.165"></a> -<span class="sourceLineNo">166</span> } catch (IOException e) {<a name="line.166"></a> -<span class="sourceLineNo">167</span> LOG.warn("Retriable error trying to disable table=" + tableName + " state=" + state, e);<a name="line.167"></a> -<span class="sourceLineNo">168</span> }<a name="line.168"></a> -<span class="sourceLineNo">169</span> return Flow.HAS_MORE_STATE;<a name="line.169"></a> -<span class="sourceLineNo">170</span> }<a name="line.170"></a> -<span class="sourceLineNo">171</span><a name="line.171"></a> -<span class="sourceLineNo">172</span> @Override<a name="line.172"></a> -<span class="sourceLineNo">173</span> protected void rollbackState(final MasterProcedureEnv env, final DisableTableState state)<a name="line.173"></a> -<span class="sourceLineNo">174</span> throws IOException {<a name="line.174"></a> -<span class="sourceLineNo">175</span> if (state == DisableTableState.DISABLE_TABLE_PREPARE) {<a name="line.175"></a> -<span class="sourceLineNo">176</span> // nothing to rollback, prepare-disable is just table-state checks.<a name="line.176"></a> -<span class="sourceLineNo">177</span> // We can fail if the table does not exist or is not disabled.<a name="line.177"></a> -<span class="sourceLineNo">178</span> ProcedurePrepareLatch.releaseLatch(syncLatch, this);<a name="line.178"></a> -<span class="sourceLineNo">179</span> return;<a name="line.179"></a> -<span class="sourceLineNo">180</span> }<a name="line.180"></a> -<span class="sourceLineNo">181</span><a name="line.181"></a> -<span class="sourceLineNo">182</span> // The delete doesn't have a rollback. The execution will succeed, at some point.<a name="line.182"></a> -<span class="sourceLineNo">183</span> throw new UnsupportedOperationException("unhandled state=" + state);<a name="line.183"></a> -<span class="sourceLineNo">184</span> }<a name="line.184"></a> -<span class="sourceLineNo">185</span><a name="line.185"></a> -<span class="sourceLineNo">186</span> @Override<a name="line.186"></a> -<span class="sourceLineNo">187</span> protected DisableTableState getState(final int stateId) {<a name="line.187"></a> -<span class="sourceLineNo">188</span> return DisableTableState.valueOf(stateId);<a name="line.188"></a> -<span class="sourceLineNo">189</span> }<a name="line.189"></a> -<span class="sourceLineNo">190</span><a name="line.190"></a> -<span class="sourceLineNo">191</span> @Override<a name="line.191"></a> -<span class="sourceLineNo">192</span> protected int getStateId(final DisableTableState state) {<a name="line.192"></a> -<span class="sourceLineNo">193</span> return state.getNumber();<a name="line.193"></a> -<span class="sourceLineNo">194</span> }<a name="line.194"></a> -<span class="sourceLineNo">195</span><a name="line.195"></a> -<span class="sourceLineNo">196</span> @Override<a name="line.196"></a> -<span class="sourceLineNo">197</span> protected DisableTableState getInitialState() {<a name="line.197"></a> -<span class="sourceLineNo">198</span> return DisableTableState.DISABLE_TABLE_PREPARE;<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> @Override<a name="line.201"></a> -<span class="sourceLineNo">202</span> protected void setNextState(final DisableTableState state) {<a name="line.202"></a> -<span class="sourceLineNo">203</span> if (aborted.get()) {<a name="line.203"></a> -<span class="sourceLineNo">204</span> setAbortFailure("disable-table", "abort requested");<a name="line.204"></a> -<span class="sourceLineNo">205</span> } else {<a name="line.205"></a> -<span class="sourceLineNo">206</span> super.setNextState(state);<a name="line.206"></a> -<span class="sourceLineNo">207</span> }<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> public boolean abort(final MasterProcedureEnv env) {<a name="line.211"></a> -<span class="sourceLineNo">212</span> aborted.set(true);<a name="line.212"></a> -<span class="sourceLineNo">213</span> return true;<a name="line.213"></a> -<span class="sourceLineNo">214</span> }<a name="line.214"></a> -<span class="sourceLineNo">215</span><a name="line.215"></a> -<span class="sourceLineNo">216</span> @Override<a name="line.216"></a> -<span class="sourceLineNo">217</span> protected boolean acquireLock(final MasterProcedureEnv env) {<a name="line.217"></a> -<span class="sourceLineNo">218</span> if (!env.isInitialized()) return false;<a name="line.218"></a> -<span class="sourceLineNo">219</span> return env.getProcedureQueue().tryAcquireTableExclusiveLock(<a name="line.219"></a> -<span class="sourceLineNo">220</span> tableName,<a name="line.220"></a> -<span class="sourceLineNo">221</span> EventType.C_M_DISABLE_TABLE.toString());<a name="line.221"></a> -<span class="sourceLineNo">222</span> }<a name="line.222"></a> -<span class="sourceLineNo">223</span><a name="line.223"></a> -<span class="sourceLineNo">224</span> @Override<a name="line.224"></a> -<span class="sourceLineNo">225</span> protected void releaseLock(final MasterProcedureEnv env) {<a name="line.225"></a> -<span class="sourceLineNo">226</span> env.getProcedureQueue().releaseTableExclusiveLock(tableName);<a name="line.226"></a> -<span class="sourceLineNo">227</span> }<a name="line.227"></a> -<span class="sourceLineNo">228</span><a name="line.228"></a> -<span class="sourceLineNo">229</span> @Override<a name="line.229"></a> -<span class="sourceLineNo">230</span> public void serializeStateData(final OutputStream stream) throws IOException {<a name="line.230"></a> -<span class="sourceLineNo">231</span> super.serializeStateData(stream);<a name="line.231"></a> -<span class="sourceLineNo">232</span><a name="line.232"></a> -<span class="sourceLineNo">233</span> MasterProcedureProtos.DisableTableStateData.Builder disableTableMsg =<a name="line.233"></a> -<span class="sourceLineNo">234</span> MasterProcedureProtos.DisableTableStateData.newBuilder()<a name="line.234"></a> -<span class="sourceLineNo">235</span> .setUserInfo(MasterProcedureUtil.toProtoUserInfo(user))<a name="line.235"></a> -<span class="sourceLineNo">236</span> .setTableName(ProtobufUtil.toProtoTableName(tableName))<a name="line.236"></a> -<span class="sourceLineNo">237</span> .setSkipTableStateCheck(skipTableStateCheck);<a name="line.237"></a> +<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.master.AssignmentManager;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.master.BulkAssigner;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.master.MasterCoprocessorHost;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.master.RegionStates;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.master.TableStateManager;<a name="line.44"></a> +<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.procedure2.StateMachineProcedure;<a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.protobuf.ProtobufUtil;<a name="line.46"></a> +<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.protobuf.generated.MasterProcedureProtos;<a name="line.47"></a> +<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.protobuf.generated.MasterProcedureProtos.DisableTableState;<a name="line.48"></a> +<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.49"></a> +<span class="sourceLineNo">050</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.50"></a> +<span class="sourceLineNo">051</span>import org.apache.htrace.Trace;<a name="line.51"></a> +<span class="sourceLineNo">052</span><a name="line.52"></a> +<span class="sourceLineNo">053</span>@InterfaceAudience.Private<a name="line.53"></a> +<span class="sourceLineNo">054</span>public class DisableTableProcedure<a name="line.54"></a> +<span class="sourceLineNo">055</span> extends StateMachineProcedure<MasterProcedureEnv, DisableTableState><a name="line.55"></a> +<span class="sourceLineNo">056</span> implements TableProcedureInterface {<a name="line.56"></a> +<span class="sourceLineNo">057</span> private static final Log LOG = LogFactory.getLog(DisableTableProcedure.class);<a name="line.57"></a> +<span class="sourceLineNo">058</span><a name="line.58"></a> +<span class="sourceLineNo">059</span> private final AtomicBoolean aborted = new AtomicBoolean(false);<a name="line.59"></a> +<span class="sourceLineNo">060</span><a name="line.60"></a> +<span class="sourceLineNo">061</span> // This is for back compatible with 1.0 asynchronized operations.<a name="line.61"></a> +<span class="sourceLineNo">062</span> private final ProcedurePrepareLatch syncLatch;<a name="line.62"></a> +<span class="sourceLineNo">063</span><a name="line.63"></a> +<span class="sourceLineNo">064</span> private TableName tableName;<a name="line.64"></a> +<span class="sourceLineNo">065</span> private boolean skipTableStateCheck;<a name="line.65"></a> +<span class="sourceLineNo">066</span> private UserGroupInformation user;<a name="line.66"></a> +<span class="sourceLineNo">067</span><a name="line.67"></a> +<span class="sourceLineNo">068</span> private Boolean traceEnabled = null;<a name="line.68"></a> +<span class="sourceLineNo">069</span><a name="line.69"></a> +<span class="sourceLineNo">070</span> enum MarkRegionOfflineOpResult {<a name="line.70"></a> +<span class="sourceLineNo">071</span> MARK_ALL_REGIONS_OFFLINE_SUCCESSFUL,<a name="line.71"></a> +<span class="sourceLineNo">072</span> BULK_ASSIGN_REGIONS_FAILED,<a name="line.72"></a> +<span class="sourceLineNo">073</span> MARK_ALL_REGIONS_OFFLINE_INTERRUPTED,<a name="line.73"></a> +<span class="sourceLineNo">074</span> }<a name="line.74"></a> +<span class="sourceLineNo">075</span><a name="line.75"></a> +<span class="sourceLineNo">076</span> public DisableTableProcedure() {<a name="line.76"></a> +<span class="sourceLineNo">077</span> syncLatch = null;<a name="line.77"></a> +<span class="sourceLineNo">078</span> }<a name="line.78"></a> +<span class="sourceLineNo">079</span><a name="line.79"></a> +<span class="sourceLineNo">080</span> /**<a name="line.80"></a> +<span class="sourceLineNo">081</span> * Constructor<a name="line.81"></a> +<span class="sourceLineNo">082</span> * @param env MasterProcedureEnv<a name="line.82"></a> +<span class="sourceLineNo">083</span> * @param tableName the table to operate on<a name="line.83"></a> +<span class="sourceLineNo">084</span> * @param skipTableStateCheck whether to check table state<a name="line.84"></a> +<span class="sourceLineNo">085</span> * @throws IOException<a name="line.85"></a> +<span class="sourceLineNo">086</span> */<a name="line.86"></a> +<span class="sourceLineNo">087</span> public DisableTableProcedure(<a name="line.87"></a> +<span class="sourceLineNo">088</span> final MasterProcedureEnv env,<a name="line.88"></a> +<span class="sourceLineNo">089</span> final TableName tableName,<a name="line.89"></a> +<span class="sourceLineNo">090</span> final boolean skipTableStateCheck) throws IOException {<a name="line.90"></a> +<span class="sourceLineNo">091</span> this(env, tableName, skipTableStateCheck, null);<a name="line.91"></a> +<span class="sourceLineNo">092</span> }<a name="line.92"></a> +<span class="sourceLineNo">093</span><a name="line.93"></a> +<span class="sourceLineNo">094</span> /**<a name="line.94"></a> +<span class="sourceLineNo">095</span> * Constructor<a name="line.95"></a> +<span class="sourceLineNo">096</span> * @param env MasterProcedureEnv<a name="line.96"></a> +<span class="sourceLineNo">097</span> * @param tableName the table to operate on<a name="line.97"></a> +<span class="sourceLineNo">098</span> * @param skipTableStateCheck whether to check table state<a name="line.98"></a> +<span class="sourceLineNo">099</span> * @throws IOException<a name="line.99"></a> +<span class="sourceLineNo">100</span> */<a name="line.100"></a> +<span class="sourceLineNo">101</span> public DisableTableProcedure(<a name="line.101"></a> +<span class="sourceLineNo">102</span> final MasterProcedureEnv env,<a name="line.102"></a> +<span class="sourceLineNo">103</span> final TableName tableName,<a name="line.103"></a> +<span class="sourceLineNo">104</span> final boolean skipTableStateCheck,<a name="line.104"></a> +<span class="sourceLineNo">105</span> final ProcedurePrepareLatch syncLatch) throws IOException {<a name="line.105"></a> +<span class="sourceLineNo">106</span> this.tableName = tableName;<a name="line.106"></a> +<span class="sourceLineNo">107</span> this.skipTableStateCheck = skipTableStateCheck;<a name="line.107"></a> +<span class="sourceLineNo">108</span> this.user = env.getRequestUser().getUGI();<a name="line.108"></a> +<span class="sourceLineNo">109</span> this.setOwner(this.user.getShortUserName());<a name="line.109"></a> +<span class="sourceLineNo">110</span><a name="line.110"></a> +<span class="sourceLineNo">111</span> // Compatible with 1.0: We use latch to make sure that this procedure implementation is<a name="line.111"></a> +<span class="sourceLineNo">112</span> // compatible with 1.0 asynchronized operations. We need to lock the table and check<a name="line.112"></a> +<span class="sourceLineNo">113</span> // whether the Disable operation could be performed (table exists and online; table state<a name="line.113"></a> +<span class="sourceLineNo">114</span> // is ENABLED). Once it is done, we are good to release the latch and the client can<a name="line.114"></a> +<span class="sourceLineNo">115</span> // start asynchronously wait for the operation.<a name="line.115"></a> +<span class="sourceLineNo">116</span> //<a name="line.116"></a> +<span class="sourceLineNo">117</span> // Note: the member syncLatch could be null if we are in failover or recovery scenario.<a name="line.117"></a> +<span class="sourceLineNo">118</span> // This is ok for backward compatible, as 1.0 client would not able to peek at procedure.<a name="line.118"></a> +<span class="sourceLineNo">119</span> this.syncLatch = syncLatch;<a name="line.119"></a> +<span class="sourceLineNo">120</span> }<a name="line.120"></a> +<span class="sourceLineNo">121</span><a name="line.121"></a> +<span class="sourceLineNo">122</span> @Override<a name="line.122"></a> +<span class="sourceLineNo">123</span> protected Flow executeFromState(final MasterProcedureEnv env, final DisableTableState state)<a name="line.123"></a> +<span class="sourceLineNo">124</span> throws InterruptedException {<a name="line.124"></a> +<span class="sourceLineNo">125</span> if (isTraceEnabled()) {<a name="line.125"></a> +<span class="sourceLineNo">126</span> LOG.trace(this + " execute state=" + state);<a name="line.126"></a> +<span class="sourceLineNo">127</span> }<a name="line.127"></a> +<span class="sourceLineNo">128</span><a name="line.128"></a> +<span class="sourceLineNo">129</span> try {<a name="line.129"></a> +<span class="sourceLineNo">130</span> switch (state) {<a name="line.130"></a> +<span class="sourceLineNo">131</span> case DISABLE_TABLE_PREPARE:<a name="line.131"></a> +<span class="sourceLineNo">132</span> if (prepareDisable(env)) {<a name="line.132"></a> +<span class="sourceLineNo">133</span> setNextState(DisableTableState.DISABLE_TABLE_PRE_OPERATION);<a name="line.133"></a> +<span class="sourceLineNo">134</span> } else {<a name="line.134"></a> +<span class="sourceLineNo">135</span> assert isFailed() : "disable should have an exception here";<a name="line.135"></a> +<span class="sourceLineNo">136</span> return Flow.NO_MORE_STATE;<a name="line.136"></a> +<span class="sourceLineNo">137</span> }<a name="line.137"></a> +<span class="sourceLineNo">138</span> break;<a name="line.138"></a> +<span class="sourceLineNo">139</span> case DISABLE_TABLE_PRE_OPERATION:<a name="line.139"></a> +<span class="sourceLineNo">140</span> preDisable(env, state);<a name="line.140"></a> +<span class="sourceLineNo">141</span> setNextState(DisableTableState.DISABLE_TABLE_SET_DISABLING_TABLE_STATE);<a name="line.141"></a> +<span class="sourceLineNo">142</span> break;<a name="line.142"></a> +<span class="sourceLineNo">143</span> case DISABLE_TABLE_SET_DISABLING_TABLE_STATE:<a name="line.143"></a> +<span class="sourceLineNo">144</span> setTableStateToDisabling(env, tableName);<a name="line.144"></a> +<span class="sourceLineNo">145</span> setNextState(DisableTableState.DISABLE_TABLE_MARK_REGIONS_OFFLINE);<a name="line.145"></a> +<span class="sourceLineNo">146</span> break;<a name="line.146"></a> +<span class="sourceLineNo">147</span> case DISABLE_TABLE_MARK_REGIONS_OFFLINE:<a name="line.147"></a> +<span class="sourceLineNo">148</span> if (markRegionsOffline(env, tableName, true) ==<a name="line.148"></a> +<span class="sourceLineNo">149</span> MarkRegionOfflineOpResult.MARK_ALL_REGIONS_OFFLINE_SUCCESSFUL) {<a name="line.149"></a> +<span class="sourceLineNo">150</span> setNextState(DisableTableState.DISABLE_TABLE_SET_DISABLED_TABLE_STATE);<a name="line.150"></a> +<span class="sourceLineNo">151</span> } else {<a name="line.151"></a> +<span class="sourceLineNo">152</span> LOG.trace("Retrying later to disable the missing regions");<a name="line.152"></a> +<span class="sourceLineNo">153</span> }<a name="line.153"></a> +<span class="sourceLineNo">154</span> break;<a name="line.154"></a> +<span class="sourceLineNo">155</span> case DISABLE_TABLE_SET_DISABLED_TABLE_STATE:<a name="line.155"></a> +<span class="sourceLineNo">156</span> setTableStateToDisabled(env, tableName);<a name="line.156"></a> +<span class="sourceLineNo">157</span> setNextState(DisableTableState.DISABLE_TABLE_POST_OPERATION);<a name="line.157"></a> +<span class="sourceLineNo">158</span> break;<a name="line.158"></a> +<span class="sourceLineNo">159</span> case DISABLE_TABLE_POST_OPERATION:<a name="line.159"></a> +<span class="sourceLineNo">160</span> postDisable(env, state);<a name="line.160"></a> +<span class="sourceLineNo">161</span> return Flow.NO_MORE_STATE;<a name="line.161"></a> +<span class="sourceLineNo">162</span> default:<a name="line.162"></a> +<span class="sourceLineNo">163</span> throw new UnsupportedOperationException("unhandled state=" + state);<a name="line.163"></a> +<span class="sourceLineNo">164</span> }<a name="line.164"></a> +<span class="sourceLineNo">165</span> } catch (IOException e) {<a name="line.165"></a> +<span class="sourceLineNo">166</span> LOG.warn("Retriable error trying to disable table=" + tableName + " state=" + state, e);<a name="line.166"></a> +<span class="sourceLineNo">167</span> }<a name="line.167"></a> +<span class="sourceLineNo">168</span> return Flow.HAS_MORE_STATE;<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 DisableTableState state)<a name="line.172"></a> +<span class="sourceLineNo">173</span> throws IOException {<a name="line.173"></a> +<span class="sourceLineNo">174</span> if (state == DisableTableState.DISABLE_TABLE_PREPARE) {<a name="line.174"></a> +<span class="sourceLineNo">175</span> // nothing to rollback, prepare-disable is just table-state checks.<a name="line.175"></a> +<span class="sourceLineNo">176</span> // We can fail if the table does not exist or is not disabled.<a name="line.176"></a> +<span class="sourceLineNo">177</span> ProcedurePrepareLatch.releaseLatch(syncLatch, this);<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 DisableTableState getState(final int stateId) {<a name="line.186"></a> +<span class="sourceLineNo">187</span> return DisableTableState.valueOf(stateId);<a name="line.187"></a> +<span class="sourceLineNo">188</span> }<a name="line.188"></a> +<span class="sourceLineNo">189</span><a name="line.189"></a> +<span class="sourceLineNo">190</span> @Override<a name="line.190"></a> +<span class="sourceLineNo">191</span> protected int getStateId(final DisableTableState state) {<a name="line.191"></a> +<span class="sourceLineNo">192</span> return state.getNumber();<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 DisableTableState getInitialState() {<a name="line.196"></a> +<span class="sourceLineNo">197</span> return DisableTableState.DISABLE_TABLE_PREPARE;<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 void setNextState(final DisableTableState state) {<a name="line.201"></a> +<span class="sourceLineNo">202</span> if (aborted.get()) {<a name="line.202"></a> +<span class="sourceLineNo">203</span> setAbortFailure("disable-table", "abort requested");<a name="line.203"></a> +<span class="sourceLineNo">204</span> } else {<a name="line.204"></a> +<span class="sourceLineNo">205</span> super.setNextState(state);<a name="line.205"></a> +<span class="sourceLineNo">206</span> }<a name="line.206"></a> +<span class="sourceLineNo">207</span> }<a name="line.207"></a> +<span class="sourceLineNo">208</span><a name="line.208"></a> +<span class="sourceLineNo">209</span> @Override<a name="line.209"></a> +<span class="sourceLineNo">210</span> public boolean abort(final MasterProcedureEnv env) {<a name="line.210"></a> +<span class="sourceLineNo">211</span> aborted.set(true);<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> protected boolean acquireLock(final MasterProcedureEnv env) {<a name="line.216"></a> +<span class="sourceLineNo">217</span> if (env.waitInitialized(this)) return false;<a name="line.217"></a> +<span class="sourceLineNo">218</span> return env.getProcedureQueue().tryAcquireTableExclusiveLock(tableName, "disable table");<a name="line.218"></a> +<span class="sourceLineNo">219</span> }<a name="line.219"></a> +<span class="sourceLineNo">220</span><a name="line.220"></a> +<span class="sourceLineNo">221</span> @Override<a name="line.221"></a> +<span class="sourceLineNo">222</span> protected void releaseLock(final MasterProcedureEnv env) {<a name="line.222"></a> +<span class="sourceLineNo">223</span> env.getProcedureQueue().releaseTableExclusiveLock(tableName);<a name="line.223"></a> +<span class="sourceLineNo">224</span> }<a name="line.224"></a> +<span class="sourceLineNo">225</span><a name="line.225"></a> +<span class="sourceLineNo">226</span> @Override<a name="line.226"></a> +<span class="sourceLineNo">227</span> public void serializeStateData(final OutputStream stream) throws IOException {<a name="line.227"></a> +<span class="sourceLineNo">228</span> super.serializeStateData(stream);<a name="line.228"></a> +<span class="sourceLineNo">229</span><a name="line.229"></a> +<span class="sourceLineNo">230</span> MasterProcedureProtos.DisableTableStateData.Builder disableTableMsg =<a name="line.230"></a> +<span class="sourceLineNo">231</span> MasterProcedureProtos.DisableTableStateData.newBuilder()<a name="line.231"></a> +<span class="sourceLineNo">232</span> .setUserInfo(MasterProcedureUtil.toProtoUserInfo(user))<a name="line.232"></a> +<span class="sourceLineNo">233</span> .setTableName(ProtobufUtil.toProtoTableName(tableName))<a name="line.233"></a> +<span class="sourceLineNo">234</span> .setSkipTableStateCheck(skipTableStateCheck);<a name="line.234"></a> +<span class="sourceLineNo">235</span><a name="line.235"></a> +<span class="sourceLineNo">236</span> disableTableMsg.build().writeDelimitedTo(stream);<a name="line.236"></a> +<span class="sourceLineNo">237</span> }<a name="line.237"></a> <span class="sourceLineNo">238</span><a name="line.238"></a> -<span class="sourceLineNo">239</span> disableTableMsg.build().writeDelimitedTo(stream);<a name="line.239"></a> -<span class="sourceLineNo">240</span> }<a name="line.240"></a> -<span class="sourceLineNo">241</span><a name="line.241"></a> -<span class="sourceLineNo">242</span> @Override<a name="line.242"></a> -<span class="sourceLineNo">243</span> public void deserializeStateData(final InputStream stream) throws IOException {<a name="line.243"></a> -<span class="sourceLineNo">244</span> super.deserializeStateData(stream);<a name="line.244"></a> -<span class="sourceLineNo">245</span><a name="line.245"></a> -<span class="sourceLineNo">246</span> MasterProcedureProtos.DisableTableStateData disableTableMsg =<a name="line.246"></a> -<span class="sourceLineNo">247</span> MasterProcedureProtos.DisableTableStateData.parseDelimitedFrom(stream);<a name="line.247"></a> -<span class="sourceLineNo">248</span> user = MasterProcedureUtil.toUserInfo(disableTableMsg.getUserInfo());<a name="line.248"></a> -<span class="sourceLineNo">249</span> tableName = ProtobufUtil.toTableName(disableTableMsg.getTableName());<a name="line.249"></a> -<span class="sourceLineNo">250</span> skipTableStateCheck = disableTableMsg.getSkipTableStateCheck();<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> @Override<a name="line.253"></a> -<span class="sourceLineNo">254</span> public void toStringClassDetails(StringBuilder sb) {<a name="line.254"></a> -<span class="sourceLineNo">255</span> sb.append(getClass().getSimpleName());<a name="line.255"></a> -<span class="sourceLineNo">256</span> sb.append(" (table=");<a name="line.256"></a> -<span class="sourceLineNo">257</span> sb.append(tableName);<a name="line.257"></a> -<span class="sourceLineNo">258</span> sb.append(")");<a name="line.258"></a> -<span class="sourceLineNo">259</span> }<a name="line.259"></a> -<span class="sourceLineNo">260</span><a name="line.260"></a> -<span class="sourceLineNo">261</span> @Override<a name="line.261"></a> -<span class="sourceLineNo">262</span> public TableName getTableName() {<a name="line.262"></a> -<span class="sourceLineNo">263</span> return tableName;<a name="line.263"></a> -<span class="sourceLineNo">264</span> }<a name="line.264"></a> -<span class="sourceLineNo">265</span><a name="line.265"></a> -<span class="sourceLineNo">266</span> @Override<a name="line.266"></a> -<span class="sourceLineNo">267</span> public TableOperationType getTableOperationType() {<a name="line.267"></a> -<span class="sourceLineNo">268</span> return TableOperationType.DISABLE;<a name="line.268"></a> -<span class="sourceLineNo">269</span> }<a name="line.269"></a> -<span class="sourceLineNo">270</span><a name="line.270"></a> -<span class="sourceLineNo">271</span> /**<a name="line.271"></a> -<span class="sourceLineNo">272</span> * Action before any real action of disabling table. Set the exception in the procedure instead<a name="line.272"></a> -<span class="sourceLineNo">273</span> * of throwing it. This approach is to deal with backward compatible with 1.0.<a name="line.273"></a> -<span class="sourceLineNo">274</span> * @param env MasterProcedureEnv<a name="line.274"></a> -<span class="sourceLineNo">275</span> * @throws IOException<a name="line.275"></a> -<span class="sourceLineNo">276</span> */<a name="line.276"></a> -<span class="sourceLineNo">277</span> private boolean prepareDisable(final MasterProcedureEnv env) throws IOException {<a name="line.277"></a> -<span class="sourceLineNo">278</span> boolean canTableBeDisabled = true;<a name="line.278"></a> -<span class="sourceLineNo">279</span> if (tableName.equals(TableName.META_TABLE_NAME)) {<a name="line.279"></a> -<span class="sourceLineNo">280</span> setFailure("master-disable-table", new ConstraintException("Cannot disable catalog table"));<a name="line.280"></a> +<span class="sourceLineNo">239</span> @Override<a name="line.239"></a> +<span class="sourceLineNo">240</span> public void deserializeStateData(final InputStream stream) throws IOException {<a name="line.240"></a> +<span class="sourceLineNo">241</span> super.deserializeStateData(stream);<a name="line.241"></a> +<span class="sourceLineNo">242</span><a name="line.242"></a> +<span class="sourceLineNo">243</span> MasterProcedureProtos.DisableTableStateData disableTableMsg =<a name="line.243"></a> +<span class="sourceLineNo">244</span> MasterProcedureProtos.DisableTableStateData.parseDelimitedFrom(stream);<a name="line.244"></a> +<span class="sourceLineNo">245</span> user = MasterProcedureUtil.toUserInfo(disableTableMsg.getUserInfo());<a name="line.245"></a> +<span class="sourceLineNo">246</span> tableName = ProtobufUtil.toTableName(disableTableMsg.getTableName());<a name="line.246"></a> +<span class="sourceLineNo">247</span> skipTableStateCheck = disableTableMsg.getSkipTableStateCheck();<a name="line.247"></a> +<span class="sourceLineNo">248</span> }<a name="line.248"></a> +<span class="sourceLineNo">249</span><a name="line.249"></a> +<span class="sourceLineNo">250</span> @Override<a name="line.250"></a> +<span class="sourceLineNo">251</span> public void toStringClassDetails(StringBuilder sb) {<a name="line.251"></a> +<span class="sourceLineNo">252</span> sb.append(getClass().getSimpleName());<a name="line.252"></a> +<span class="sourceLineNo">253</span> sb.append(" (table=");<a name="line.253"></a> +<span class="sourceLineNo">254</span> sb.append(tableName);<a name="line.254"></a> +<span class="sourceLineNo">255</span> sb.append(")");<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> @Override<a name="line.258"></a> +<span class="sourceLineNo">259</span> public TableName getTableName() {<a name="line.259"></a> +<span class="sourceLineNo">260</span> return tableName;<a name="line.260"></a> +<span class="sourceLineNo">261</span> }<a name="line.261"></a> +<span class="sourceLineNo">262</span><a name="line.262"></a> +<span class="sourceLineNo">263</span> @Override<a name="line.263"></a> +<span class="sourceLineNo">264</span> public TableOperationType getTableOperationType() {<a name="line.264"></a> +<span class="sourceLineNo">265</span> return TableOperationType.DISABLE;<a name="line.265"></a> +<span class="sourceLineNo">266</span> }<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> * Action before any real action of disabling table. Set the exception in the procedure instead<a name="line.269"></a> +<span class="sourceLineNo">270</span> * of throwing it. This approach is to deal with backward compatible with 1.0.<a name="line.270"></a> +<span class="sourceLineNo">271</span> * @param env MasterProcedureEnv<a name="line.271"></a> +<span class="sourceLineNo">272</span> * @throws IOException<a name="line.272"></a> +<span class="sourceLineNo">273</span> */<a name="line.273"></a> +<span class="sourceLineNo">274</span> private boolean prepareDisable(final MasterProcedureEnv env) throws IOException {<a name="line.274"></a> +<span class="sourceLineNo">275</span> boolean canTableBeDisabled = true;<a name="line.275"></a> +<span class="sourceLineNo">276</span> if (tableName.equals(TableName.META_TABLE_NAME)) {<a name="line.276"></a> +<span class="sourceLineNo">277</span> setFailure("master-disable-table", new ConstraintException("Cannot disable catalog table"));<a name="line.277"></a> +<span class="sourceLineNo">278</span> canTableBeDisabled = false;<a name="line.278"></a> +<span class="sourceLineNo">279</span> } else if (!MetaTableAccessor.tableExists(env.getMasterServices().getConnection(), tableName)) {<a name="line.279"></a> +<span class="sourceLineNo">280</span> setFailure("master-disable-table", new TableNotFoundException(tableName));<a name="line.280"></a> <span class="sourceLineNo">281</span> canTableBeDisabled = false;<a name="line.281"></a> -<span class="sourceLineNo">282</span> } else if (!MetaTableAccessor.tableExists(env.getMasterServices().getConnection(), tableName)) {<a name="line.282"></a> -<span class="sourceLineNo">283</span> setFailure("master-disable-table", new TableNotFoundException(tableName));<a name="line.283"></a> -<span class="sourceLineNo">284</span> canTableBeDisabled = false;<a name="line.284"></a> -<span class="sourceLineNo">285</span> } else if (!skipTableStateCheck) {<a name="line.285"></a> -<span class="sourceLineNo">286</span> // There could be multiple client requests trying to disable or enable<a name="line.286"></a> -<span class="sourceLineNo">287</span> // the table at the same time. Ensure only the first request is honored<a name="line.287"></a> -<span class="sourceLineNo">288</span> // After that, no other requests can be accepted until the table reaches<a name="line.288"></a> -<span class="sourceLineNo">289</span> // DISABLED or ENABLED.<a name="line.289"></a> -<span class="sourceLineNo">290</span> //<a name="line.290"></a> -<span class="sourceLineNo">291</span> // Note: in 1.0 release, we called TableStateManager.setTableStateIfInStates() to set<a name="line.291"></a> -<span class="sourceLineNo">292</span> // the state to DISABLING from ENABLED. The implementation was done before table lock<a name="line.292"></a> -<span class="sourceLineNo">293</span> // was implemented. With table lock, there is no need to set the state here (it will<a name="line.293"></a> -<span class="sourceLineNo">294</span> // set the state later on). A quick state check should be enough for us to move forward.<a name="line.294"></a> -<span class="sourceLineNo">295</span> TableStateManager tsm =<a name="line.295"></a> -<span class="sourceLineNo">296</span> env.getMasterServices().getAssignmentManager().getTableStateManager();<a name="line.296"></a> -<span class="sourceLineNo">297</span> TableState.State state = tsm.getTableState(tableName);<a name="line.297"></a> -<span class="sourceLineNo">298</span> if(!state.equals(TableState.State.ENABLED)){<a name="line.298"></a> -<span class="sourceLineNo">299</span> LOG.info("Table " + tableName + " isn't enabled;is "+state.name()+"; skipping disable");<a name="line.299"></a> -<span class="sourceLineNo">300</span> setFailure("master-disable-table", new TableNotEnabledException(<a name="line.300"></a> -<span class="sourceLineNo">301</span> tableName+" state is "+state.name()));<a name="line.301"></a> -<span class="sourceLineNo">302</span> canTableBeDisabled = false;<a name="line.302"></a> -<span class="sourceLineNo">303</span> }<a name="line.303"></a> -<span class="sourceLineNo">304</span> }<a name="line.304"></a> +<span class="sourceLineNo">282</span> } else if (!skipTableStateCheck) {<a name="line.282"></a> +<span class="sourceLineNo">283</span> // There could be multiple client requests trying to disable or enable<a name="line.283"></a> +<span class="sourceLineNo">284</span> // the table at the same time. Ensure only the first request is honored<a name="line.284"></a> +<span class="sourceLineNo">285</span> // After that, no other requests can be accepted until the table reaches<a name="line.285"></a> +<span class="sourceLineNo">286</span> // DISABLED or ENABLED.<a name="line.286"></a> +<span class="sourceLineNo">287</span> //<a name="line.287"></a> +<span class="sourceLineNo">288</span> // Note: in 1.0 release, we called TableStateManager.setTableStateIfInStates() to set<a name="line.288"></a> +<span class="sourceLineNo">289</span> // the state to DISABLING from ENABLED. The implementation was done before table lock<a name="line.289"></a> +<span class="sourceLineNo">290</span> // was implemented. With table lock, there is no need to set the state here (it will<a name="line.290"></a> +<span class="sourceLineNo">291</span> // set the state later on). A quick state check should be enough for us to move forward.<a name="line.291"></a> +<span class="sourceLineNo">292</span> TableStateManager tsm =<a name="line.292"></a> +<span class="sourceLineNo">293</span> env.getMasterServices().getAssignmentManager().getTableStateManager();<a name="line.293"></a> +<span class="sourceLineNo">294</span> TableState.State state = tsm.getTableState(tableName);<a name="line.294"></a> +<span class="sourceLineNo">295</span> if(!state.equals(TableState.State.ENABLED)){<a name="line.295"></a> +<span class="sourceLineNo">296</span> LOG.info("Table " + tableName + " isn't enabled;is "+state.name()+"; skipping disable");<a name="line.296"></a> +<span class="sourceLineNo">297</span> setFailure("master-disable-table", new TableNotEnabledException(<a name="line.297"></a> +<span class="sourceLineNo">298</span> tableName+" state is "+state.name()));<a name="line.298"></a> +<span class="sourceLineNo">299</span> canTableBeDisabled = false;<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><a name="line.302"></a> +<span class="sourceLineNo">303</span> // We are done the check. Future actions in this procedure could be done asynchronously.<a name="line.303"></a> +<span class="sourceLineNo">304</span> ProcedurePrepareLatch.releaseLatch(syncLatch, this);<a name="line.304"></a> <span class="sourceLineNo">305</span><a name="line.305"></a> -<span class="sourceLineNo">306</span> // We are done the check. Future actions in this procedure could be done asynchronously.<a name="line.306"></a> -<span class="sourceLineNo">307</span> ProcedurePrepareLatch.releaseLatch(syncLatch, this);<a name="line.307"></a> +<span class="sourceLineNo">306</span> return canTableBeDisabled;<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> return canTableBeDisabled;<a name="line.309"></a> -<span class="sourceLineNo">310</span> }<a name="line.310"></a> -<span class="sourceLineNo">311</span><a name="line.311"></a> -<span class="sourceLineNo">312</span> /**<a name="line.312"></a> -<span class="sourceLineNo">313</span> * Action before disabling table.<a name="line.313"></a> -<span class="sourceLineNo">314</span> * @param env MasterProcedureEnv<a name="line.314"></a> -<span class="sourceLineNo">315</span> * @param state the procedure state<a name="line.315"></a> -<span class="sourceLineNo">316</span> * @throws IOException<a name="line.316"></a> -<span class="sourceLineNo">317</span> * @throws InterruptedException<a name="line.317"></a> -<span class="sourceLineNo">318</span> */<a name="line.318"></a> -<span class="sourceLineNo">319</span> protected void preDisable(final MasterProcedureEnv env, final DisableTableState state)<a name="line.319"></a> -<span class="sourceLineNo">320</span> throws IOException, InterruptedException {<a name="line.320"></a> -<span class="sourceLineNo">321</span> runCoprocessorAction(env, state);<a name="line.321"></a> -<span class="sourceLineNo">322</span> }<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> * Mark table state to Disabling<a name="line.325"></a> -<span class="sourceLineNo">326</span> * @param env MasterProcedureEnv<a name="line.326"></a> -<span class="sourceLineNo">327</span> * @throws IOException<a name="line.327"></a> -<span class="sourceLineNo">328</span> */<a name="line.328"></a> -<span class="sourceLineNo">329</span> protected static void setTableStateToDisabling(<a name="line.329"></a> -<span class="sourceLineNo">330</span> final MasterProcedureEnv env,<a name="line.330"></a> -<span class="sourceLineNo">331</span> final TableName tableName) throws IOException {<a name="line.331"></a> -<span class="sourceLineNo">332</span> // Set table disabling flag up in zk.<a name="line.332"></a> -<span class="sourceLineNo">333</span> env.getMasterServices().getAssignmentManager().getTableStateManager().setTableState(<a name="line.333"></a> -<span class="sourceLineNo">334</span> tableName,<a name="line.334"></a> -<span class="sourceLineNo">335</span> TableState.State.DISABLING);<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> /**<a name="line.338"></a> -<span class="sourceLineNo">339</span> * Mark regions of the table offline with retries<a name="line.339"></a> -<span class="sourceLineNo">340</span> * @param env MasterProcedureEnv<a name="line.340"></a> -<span class="sourceLineNo">341</span> * @param tableName the target table<a name="line.341"></a> -<span class="sourceLineNo">342</span> * @param retryRequired whether to retry if the first run failed<a name="line.342"></a> -<span class="sourceLineNo">343</span> * @return whether the operation is fully completed or being interrupted.<a name="line.343"></a> -<span class="sourceLineNo">344</span> * @throws IOException<a name="line.344"></a> -<span class="sourceLineNo">345</span> */<a name="line.345"></a> -<span class="sourceLineNo">346</span> protected static MarkRegionOfflineOpResult markRegionsOffline(<a name="line.346"></a> -<span class="sourceLineNo">347</span> final MasterProcedureEnv env,<a name="line.347"></a> -<span class="sourceLineNo">348</span> final TableName tableName,<a name="line.348"></a> -<span class="sourceLineNo">349</span> final Boolean retryRequired) throws IOException {<a name="line.349"></a> -<span class="sourceLineNo">350</span> // Dev consideration: add a config to control max number of retry. For now, it is hard coded.<a name="line.350"></a> -<span class="sourceLineNo">351</span> int maxTry = (retryRequired ? 10 : 1);<a name="line.351"></a> -<span class="sourceLineNo">352</span> MarkRegionOfflineOpResult operationResult =<a name="line.352"></a> -<span class="sourceLineNo">353</span> MarkRegionOfflineOpResult.BULK_ASSIGN_REGIONS_FAILED;<a name="line.353"></a> -<span class="sourceLineNo">354</span> do {<a name="line.354"></a> -<span class="sourceLineNo">355</span> try {<a name="line.355"></a> -<span class="sourceLineNo">356</span> operationResult = markRegionsOffline(env, tableName);<a name="line.356"></a> -<span class="sourceLineNo">357</span> if (operationResult == MarkRegionOfflineOpResult.MARK_ALL_REGIONS_OFFLINE_SUCCESSFUL) {<a name="line.357"></a> -<span class="sourceLineNo">358</span> break;<a name="line.358"></a> -<span class="sourceLineNo">359</span> }<a name="line.359"></a> +<span class="sourceLineNo">309</span> /**<a name="line.309"></a> +<span class="sourceLineNo">310</span> * Action before disabling table.<a name="line.310"></a> +<span class="sourceLineNo">311</span> * @param env MasterProcedureEnv<a name="line.311"></a> +<span class="sourceLineNo">312</span> * @param state the procedure state<a name="line.312"></a> +<span class="sourceLineNo">313</span> * @throws IOException<a name="line.313"></a> +<span class="sourceLineNo">314</span> * @throws InterruptedException<a name="line.314"></a> +<span class="sourceLineNo">315</span> */<a name="line.315"></a> +<span class="sourceLineNo">316</span> protected void preDisable(final MasterProcedureEnv env, final DisableTableState state)<a name="line.316"></a> +<span class="sourceLineNo">317</span> throws IOException, InterruptedException {<a name="line.317"></a> +<span class="sourceLineNo">318</span> runCoprocessorAction(env, state);<a name="line.318"></a> +<span class="sourceLineNo">319</span> }<a name="line.319"></a> +<span class="sourceLineNo">320</span><a name="line.320"></a> +<span class="sourceLineNo">321</span> /**<a name="line.321"></a> +<span class="sourceLineNo">322</span> * Mark table state to Disabling<a name="line.322"></a> +<span class="sourceLineNo">323</span> * @param env MasterProcedureEnv<a name="line.323"></a> +<span class="sourceLineNo">324</span> * @throws IOException<a name="line.324"></a> +<span class="sourceLineNo">325</span> */<a name="line.325"></a> +<span class="sourceLineNo">326</span> protected static void setTableStateToDisabling(<a name="line.326"></a> +<span class="sourceLineNo">327</span> final MasterProcedureEnv env,<a name="line.327"></a> +<span class="sourceLineNo">328</span> final TableName tableName) throws IOException {<a name="line.328"></a> +<span class="sourceLineNo">329</span> // Set table disabling flag up in zk.<a name="line.329"></a> +<span class="sourceLineNo">330</span> env.getMasterServices().getAssignmentManager().getTableStateManager().setTableState(<a name="line.330"></a> +<span class="sourceLineNo">331</span> tableName,<a name="line.331"></a> +<span class="sourceLineNo">332</span> TableState.State.DISABLING);<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> /**<a name="line.335"></a> +<span class="sourceLineNo">336</span> * Mark regions of the table offline with retries<a name="line.336"></a> +<span class="sourceLineNo">337</span> * @param env MasterProcedureEnv<a name="line.337"></a> +<span class="sourceLineNo">338</span> * @param tableName the target table<a name="line.338"></a> +<span class="sourceLineNo">339</span> * @param retryRequired whether to retry if the first run failed<a name="line.339"></a> +<span class="sourceLineNo">340</span> * @return whether the operation is fully completed or being interrupted.<a name="line.340"></a> +<span class="sourceLineNo">341</span> * @throws IOException<a name="line.341"></a> +<span class="sourceLineNo">342</span> */<a name="line.342"></a> +<span class="sourceLineNo">343</span> protected static MarkRegionOfflineOpResult markRegionsOffline(<a name="line.343"></a> +<span class="sourceLineNo">344</span> final MasterProcedureEnv env,<a name="line.344"></a> +<span class="sourceLineNo">345</span> final TableName tableName,<a name="line.345"></a> +<span class="sourceLineNo">346</span> final Boolean retryRequired) throws IOException {<a name="line.346"></a> +<span class="sourceLineNo">347</span> // Dev consideration: add a config to control max number of retry. For now, it is hard coded.<a name="line.347"></a> +<span class="sourceLineNo">348</span> int maxTry = (retryRequired ? 10 : 1);<a name="line.348"></a> +<span class="sourceLineNo">349</span> MarkRegionOfflineOpResult operationResult =<a name="line.349"></a> +<span class="sourceLineNo">350</span> MarkRegionOfflineOpResult.BULK_ASSIGN_REGIONS_FAILED;<a name="line.350"></a> +<span class="sourceLineNo">351</span> do {<a name="line.351"></a> +<span class="sourceLineNo">352</span> try {<a name="line.352"></a> +<span class="sourceLineNo">353</span> operationResult = markRegionsOffline(env, tableName);<a name="line.353"></a> +<span class="sourceLineNo">354</span> if (operationResult == MarkRegionOfflineOpResult.MARK_ALL_REGIONS_OFFLINE_SUCCESSFUL) {<a name="line.354"></a> +<span class="sourceLineNo">355</span> break;<a name="line.355"></a> +<span class="sourceLineNo">356</span> }<a name="line.356"></a> +<span class="sourceLineNo">357</span> maxTry--;<a name="line.357"></a> +<span class="sourceLineNo">358</span> } catch (Exception e) {<a name="line.358"></a> +<span class="sourceLineNo">359</span> LOG.warn("Received exception while marking regions online. tries left: " + maxTry, e);<a name="line.359"></a> <span class="sourceLineNo">360</span> maxTry--;<a name="line.360"></a> -<span class="sourceLineNo">361</span> } catch (Exception e) {<a name="line.361"></a> -<span class="sourceLineNo">362</span> LOG.warn("Received exception while marking regions online. tries left: " + maxTry, e);<a name="line.362"></a> -<span class="sourceLineNo">363</span> maxTry--;<a name="line.363"></a> -<span class="sourceLineNo">364</span> if (maxTry > 0) {<a name="line.364"></a> -<span class="sourceLineNo">365</span> continue; // we still have some retry left, try again.<a name="line.365"></a> -<span class="sourceLineNo">366</span> }<a name="line.366"></a> -<span class="sourceLineNo">367</span> throw e;<a name="line.367"></a> -<span class="sourceLineNo">368</span> }<a name="line.368"></a> -<span class="sourceLineNo">369</span> } while (maxTry > 0);<a name="line.369"></a> -<span class="sourceLineNo">370</span><a name="line.370"></a> -<span class="sourceLineNo">371</span> if (operationResult != MarkRegionOfflineOpResult.MARK_ALL_REGIONS_OFFLINE_SUCCESSFUL) {<a name="line.371"></a> -<span class="sourceLineNo">372</span> LOG.warn("Some or all regions of the Table '" + tableName + "' were still online");<a name="line.372"></a> -<span class="sourceLineNo">373</span> }<a name="line.373"></a> +<span class="sourceLineNo">361</span> if (maxTry > 0) {<a name="line.361"></a> +<span class="sourceLineNo">362</span> continue; // we still have some retry left, try again.<a name="line.362"></a> +<span class="sourceLineNo">363</span> }<a name="line.363"></a> +<span class="sourceLineNo">364</span> throw e;<a name="line.364"></a> +<span class="sourceLineNo">365</span> }<a name="line.365"></a> +<span class="sourceLineNo">366</span> } while (maxTry > 0);<a name="line.366"></a> +<span class="sourceLineNo">367</span><a name="line.367"></a> +<span class="sourceLineNo">368</span> if (operationResult != MarkRegionOfflineOpResult.MARK_ALL_REGIONS_OFFLINE_SUCCESSFUL) {<a name="line.368"></a> +<span class="sourceLineNo">369</span> LOG.warn("Some or all regions of the Table '" + tableName + "' were still online");<a name="line.369"></a> +<span class="sourceLineNo">370</span> }<a name="line.370"></a> +<span class="sourceLineNo">371</span><a name="line.371"></a> +<span class="sourceLineNo">372</span> return operationResult;<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> return operationResult;<a name="line.375"></a> -<span class="sourceLineNo">376</span> }<a name="line.376"></a> -<span class="sourceLineNo">377</span><a name="line.377"></a> -<span class="sourceLineNo">378</span> /**<a name="line.378"></a> -<span class="sourceLineNo">379</span> * Mark regions of the table offline<a name="line.379"></a> -<span class="sourceLineNo">380</span> * @param env MasterProcedureEnv<a name="line.380"></a> -<span class="sourceLineNo">381</span> * @param tableName the target table<a name="line.381"></a> -<span class="sourceLineNo">382</span> * @return whether the operation is fully completed or being interrupted.<a name="line.382"></a> -<span class="sourceLineNo">383</span> * @throws IOException<a name="line.383"></a> -<span class="sourceLineNo">384</span> */<a name="line.384"></a> -<span class="sourceLineNo">385</span> private static MarkRegionOfflineOpResult markRegionsOffline(<a name="line.385"></a> -<span class="sourceLineNo">386</span> final MasterProcedureEnv env,<a name="line.386"></a> -<span class="sourceLineNo">387</span> final TableName tableName) throws IOException {<a name="line.387"></a> -<span class="sourceLineNo">388</span> // Get list of online regions that are of this table. 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(regions.size() > 0) {<a name="line.397"></a> -<span class="sourceLineNo">398</span> LOG.info("Offlining " + regions.size() + " regions.");<a name="line.398"></a> -<span class="sourceLineNo">399</span><a name="line.399"></a> -<span class="sourceLineNo">400</span> BulkDisabler bd = new BulkDisabler(env, tableName, regions);<a name="line.400"></a> -<span class="sourceLineNo">401</span> try {<a name="line.401"></a> -<span class="sourceLineNo">402</span> if (!bd.bulkAssign()) {<a name="line.402"></a> -<span class="sourceLineNo">403</span> operationResult = MarkRegionOfflineOpResult.BULK_ASSIGN_REGIONS_FAILED;<a name="line.403"></a> -<span class="sourceLineNo">404</span> }<a name="line.404"></a> -<span class="sourceLineNo">405</span> } catch (InterruptedException e) {<a name="line.405"></a> -<span class="sourceLineNo">406</span> LOG.warn("Disable was interrupted");<a name="line.406"></a> -<span class="sourceLineNo">407</span> // Preserve the interrupt.<a name="line.407"></a> -<span class="sourceLineNo">408</span> Thread.currentThread().interrupt();<a name="line.408"></a> -<span class="sourceLineNo">409</span> operationResult = MarkRegionOfflineOpResult.MARK_ALL_REGIONS_OFFLINE_INTERRUPTED;<a name="line.409"></a> -<span class="sourceLineNo">410</span> }<a name="line.410"></a> -<span class="sourceLineNo">411</span> }<a name="line.411"></a> -<span class="sourceLineNo">412</span> return operationResult;<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> /**<a name="line.415"></a> -<span class="sourceLineNo">416</span> * Mark table state to Disabled<a name="line.416"></a> -<span class="sourceLineNo">417</span> * @param env MasterProcedureEnv<a name="line.417"></a> -<span class="sourceLineNo">418</span> * @throws IOException<a name="line.418"></a> -<span class="sourceLineNo">419</span> */<a name="line.419"></a> -<span class="sourceLineNo">420</span> protected static void setTableStateToDisabled(<a name="line.420"></a> -<span class="sourceLineNo">421</span> final MasterProcedureEnv env,<a name="line.421"></a> -<span class="sourceLineNo">422</span> final TableName tableName) throws IOException {<a name="line.422"></a> -<span class="sourceLineNo">423</span> // Flip the table to disabled<a name="line.423"></a> -<span class="sourceLineNo">424</span> env.getMasterServices().getAssignmentManager().getTableStateManager().setTableState(<a name="line.424"></a> -<span class="sourceLineNo">425</span> tableName,<a name="line.425"></a> -<span class="sourceLineNo">426</span> TableState.State.DISABLED);<a name="line.426"></a> -<span class="sourceLineNo">427</span> LOG.info("Disabled table, " + tableName + ", is completed.");<a name="line.427"></a> -<span class="sourceLineNo">428</span> }<a name="line.428"></a> -<span class="sourceLineNo">429</span><a name="line.429"></a> -<span class="sourceLineNo">430</span> /**<a name="line.430"></a> -<span class="sourceLineNo">431</span> * Action after disabling table.<a name="line.431"></a> -<span class="sourceLineNo">432</span> * @param env MasterProcedureEnv<a name="line.432"></a> -<span class="sourceLineNo">433</span> * @param state the procedure state<a name="line.433"></a> -<span class="sourceLineNo">434</span> * @throws IOException<a name="line.434"></a> -<span class="sourceLineNo">435</span> * @throws InterruptedException<a name="line.435"></a> -<span class="sourceLineNo">436</span> */<a name="line.436"></a> -<span class="sourceLineNo">437</span> protected void postDisable(final MasterProcedureEnv env, final DisableTableState state)<a name="line.437"></a> -<span class="sourceLineNo">438</span> throws IOException, InterruptedException {<a name="line.438"></a> -<span class="sourceLineNo">439</span> runCoprocessorAction(env, state);<a name="line.439"></a> -<span class="sourceLineNo">440</span> }<a name="line.440"></a> -<span class="sourceLineNo">441</span><a name="line.441"></a> -<span class="sourceLineNo">442</span> /**<a name="line.442"></a> -<span class="sourceLineNo">443</span> * The procedure could be restarted from a different machine. If the variable is null, we need to<a name="line.443"></a> -<span class="sourceLineNo">444</span> * retrieve it.<a name="line.444"></a> -<span class="sourceLineNo">445</span> * @return traceEnabled<a name="line.445"></a> -<span class="sourceLineNo">446</span> */<a name="line.446"></a> -<span class="sourceLineNo">447</span> private Boolean isTraceEnabled() {<a name="line.447"></a> -<span class="sourceLineNo">448</span> if (traceEnabled == null) {<a name="line.448"></a> -<span class="sourceLineNo">449</span> traceEnabled = LOG.isTraceEnabled();<a name="line.449"></a> -<span class="sourceLineNo">450</span> }<a name="line.450"></a> -<span class="sourceLineNo">451</span> return traceEnabled;<a name="line.451"></a> -<span class="sourceLineNo">452</span> }<a name="line.452"></a> -<span class="sourceLineNo">453</span><a name="line.453"></a> -<span class="sourceLineNo">454</span> /**<a name="line.454"></a> -<span class="sourceLineNo">455</span> * Coprocessor Action.<a name="line.455"></a> -<span class="sourceLineNo">456</span> * @param env MasterProcedureEnv<a name="line.456"></a> -<span class="sourceLineNo">457</span> * @param state the procedure state<a name="line.457"></a> -<span class="sourceLineNo">458</span> * @throws IOException<a name="line.458"></a> -<span class="sourceLineNo">459</span> * @throws InterruptedException<a name="line.459"></a> -<span class="sourceLineNo">460</span> */<a name="line.460"></a> -<span class="sourceLineNo">461</span> private void runCoprocessorAction(final MasterProcedureEnv env, final DisableTableState state)<a name="line.461"></a> -<span class="sourceLineNo">462</span> throws IOException, InterruptedException {<a name="line.462"></a> -<span class="sourceLineNo">463</span> final MasterCoprocessorHost cpHost = env.getMasterCoprocessorHost();<a name="line.463"></a> -<span class="sourceLineNo">464</span> if (cpHost != null) {<a name="line.464"></a> -<span class="sourceLineNo">465</span> user.doAs(new PrivilegedExceptionAction<Void>() {<a name="line.465"></a> -<span class="sourceLineNo">466</span> @Override<a name="line.466"></a> -<span class="sourceLineNo">467</span> public Void run() throws Exception {<a name="line.467"></a> -<span class="sourceLineNo">468</span> switch (state) {<a name="line.468"></a> -<span class="sourceLineNo">469</span> case DISABLE_TABLE_PRE_OPERATION:<a name="line.469"></a> -<span class="sourceLineNo">470</span> cpHost.preDisableTableHandler(tableName);<a name="line.470"></a> +<span class="sourceLineNo">375</span> /**<a name="line.375"></a> +<span class="sourceLineNo">376</span> * Mark regions of the table offline<a name="line.376"></a> +<span class="sourceLineNo">377</span> * @param env MasterProcedureEnv<a name="line.377"></a> +<span class="sourceLineNo">378</span> * @param tableName the target table<a name="line.378"></a> +<span class="sourceLineNo">379</span> * @return whether the operation is fully completed or being interrupted.<a name="line.379"></a> +<span class="sourceLineNo">380</span> * @throws IOException<a name="line.380"></a> +<span class="sourceLineNo">381</span> */<a name="line.381"></a> +<span class="sourceLineNo">382</span> private static MarkRegionOfflineOpResult markRegionsOffline(<a name="line.382"></a> +<span class="sourceLineNo">383</span> final MasterProcedureEnv env,<a name="line.383"></a> +<span class="sourceLineNo">384</span> final TableName tableName) throws IOException {<a name="line.384"></a> +<span class="sourceLineNo">385</span> // Get list of online regions that are of this table. Regions that are<a name="line.385"></a> +<span class="sourceLineNo">386</span> // already closed will not be included in this list; i.e. the returned<a name="line.386"></a> +<span class="sourceLineNo">387</span> // list is not ALL regions in a table, its all online regions according<a name="line.387"></a> +<span class="sourceLineNo">388</span> // to the in-memory state on this master.<a name="line.388"></a> +<span class="sourceLineNo">389</span> MarkRegionOfflineOpResult operationResult =<a name="line.389"></a> +<span class="sourceLineNo">390</span> MarkRegionOfflineOpResult.MARK_ALL_REGIONS_OFFLINE_SUCCESSFUL;<a name="line.390"></a> +<span class="sourceLineNo">391</span> final List<HRegionInfo> regions =<a name="line.391"></a> +<span class="sourceLineNo">392</span> env.getMasterServices().getAssignmentManager().getRegionStates()<a name="line.392"></a> +<span class="sourceLineNo">393</span> .getRegionsOfTable(tableName);<a name="line.393"></a> +<span class="sourceLineNo">394</span> if (regions.size() > 0) {<a name="line.394"></a> +<span class="sourceLineNo">395</span> LOG.info("Offlining " + regions.size() + " regions.");<a name="line.395"></a> +<span class="sourceLineNo">396</span><a name="line.396"></a> +<span class="sourceLineNo">397</span> BulkDisabler bd = new BulkDisabler(env, tableName, regions);<a name="line.397"></a> +<span class="sourceLineNo">398</span> try {<a name="line.398"></a> +<span class="sourceLineNo">399</span> if (!bd.bulkAssign()) {<a name="line.399"></a> +<span class="sourceLineNo">400</span> operationResult = MarkRegionOfflineOpResult.BULK_ASSIGN_REGIONS_FAILED;<a name="line.400"></a> +<span class="sourceLineNo">401</span> }<a name="line.401"></a> +<span class="sourceLineNo">402</span> } catch (InterruptedException e) {<a name="line.402"></a> +<span class="sourceLineNo">403</span> LOG.warn("Disable was interrupted");<a name="line.403"></a> +<span class="sourceLineNo">404</span> // Preserve the interrupt.<a name="line.404"></a> +<span class="sourceLineNo">405</span> Thread.currentThread().interrupt();<a name="line.405"></a> +<span class="sourceLineNo">406</span> operationResult = MarkRegionOfflineOpResult.MARK_ALL_REGIONS_OFFLINE_INTERRUPTED;<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> return operationResult;<a name="line.409"></a> +<span class="sourceLineNo">410</span> }<a name="line.410"></a> +<span class="sourceLineNo">411</span><a name="line.411"></a> +<span class="sourceLineNo">412</span> /**<a name="line.412"></a> +<span class="sourceLineNo">413</span> * Mark table state to Disabled<a name="line.413"></a> +<span class="sourceLineNo">414</span> * @param env MasterProcedureEnv<a name="line.414"></a> +<span class="sourceLineNo">415</span> * @throws IOException<a name="line.415"></a> +<span class="sourceLineNo">416</span> */<a name="line.416"></a> +<span class="sourceLineNo">417</span> protected static void setTableStateToDisabled(<a name="line.417"></a> +<span class="sourceLineNo">418</span> final MasterProcedureEnv env,<a name="line.418"></a> +<span class="sourceLineNo">419</span> final TableName tableName) throws IOException {<a name="line.419"></a> +<span class="sourceLineNo">420</span> // Flip the table to disabled<a name="line.420"></a> +<span class="sourceLineNo">421</span> env.getMasterServices().getAssignmentManager().getTableStateManager().setTableState(<a name="line.421"></a> +<span class="sourceLineNo">422</span> tableName,<a name="line.422"></a> +<span class="sourceLineNo">423</span> TableState.State.DISABLED);<a name="line.423"></a> +<span class="sourceLineNo">424</span> LOG.info("Disabled table, " + tableName + ", is completed.");<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> +<span class="sourceLineNo">427</span> /**<a name="line.427"></a> +<span class="sourceLineNo">428</span> * Action after disabling table.<a name="line.428"></a> +<span class="sourceLineNo">429</span> * @param env MasterProcedureEnv<a name="line.429"></a> +<span class="sourceLineNo">430</span> * @param state the procedure state<a name="line.430"></a> +<span class="sourceLineNo">431</span> * @throws IOException<a name="line.431"></a> +<span class="sourceLineNo">432</span> * @throws InterruptedException<a name="line.432"></a> +<span class="sourceLineNo">433</span> */<a name="line.433"></a> +<span class="sourceLineNo">434</span> protected void postDisable(final MasterProcedureEnv env, final DisableTableState state)<a name="line.434"></a> +<span class="sourceLineNo">435</span> throws IOException, InterruptedException {<a name="line.435"></a> +<span class="sourceLineNo">436</span> runCoprocessorAction(env, state);<a name="line.436"></a> +<span class="sourceLineNo">437</span> }<a name="line.437"></a> +<span class="sourceLineNo">438</span><a name="line.438"></a> +<span class="sourceLineNo">439</span> /**<a name="line.439"></a> +<span class="sourceLineNo">440</span> * The procedure could be restarted from a different machine. If the variable is null, we need to<a name="line.440"></a> +<span class="sourceLineNo">441</span> * retrieve it.<a name="line.441"></a> +<span class="sourceLineNo">442</span> * @return traceEnabled<a name="line.442"></a> +<span class="sourceLineNo">443</span> */<a name="line.443"></a> +<span class="sourceLineNo">444</span> private Boolean isTraceEnabled() {<a name="line.444"></a> +<span class="sourceLineNo">445</span> if (traceEnabled == null) {<a name="line.445"></a> +<span class="sourceLineNo">446</span> traceEnabled = LOG.isTraceEnabled();<a name="line.446"></a> +<span class="sourceLineNo">447</span> }<a name="line.447"></a> +<span class="sourceLineNo">448</span> return traceEnabled;<a name="line.448"></a> +<span class="sourceLineNo">449</span> }<a name="line.449"></a> +<span class="sourceLineNo">450</span><a name="line.450"></a> +<span class="sourceLineNo">451</span> /**<a name="line.451"></a> +<span class="sourceLineNo">452</span> * Coprocessor Action.<a name="line.452"></a> +<span class="sourceLineNo">453</span> * @param env MasterProcedureEnv<a name="line.453"></a> +<span class="sourceLineNo">454</span> * @param state the procedure state<a name="line.454"></a> +<span class="sourceLineNo">455</span> * @throws IOException<a name="line.455"></a> +<span class="sourceLineNo">456</span> * @throws InterruptedException<a name="line.456"></a> +<span class="sourceLineNo">457</span> */<a name="line.457"></a> +<span class="sourceLineNo">458</span> private void runCoprocessorAction(final MasterProcedureEnv env, final DisableTableState state)<a name="line.458"></a> +<span class="sourceLineNo">459</span> throws IOException, InterruptedException {<a name="line.459"></a> +<span class="sourceLineNo">460</span> final MasterCoprocessorHost cpHost = env.getMasterCoprocessorHost();<a name="line.460"></a> +<span class="sourceLineNo">461</span> if (cpHost != null) {<a name="line.461"></a> +<span class="sourceLineNo">462</span> user.doAs(new PrivilegedExceptionAction<Void>() {<a name="line.462"></a> +<span class="sourceLineNo">463</span> @Override<a name="line.463"></a> +<span class="sourceLineNo">464</span> public Void run() throws Exception {<a name="line.464"></a> +<span class="sourceLineNo">465</span> switch (state) {<a name="line.465"></a> +<span class="sourceLineNo">466</span> case DISABLE_TABLE_PRE_OPERATION:<a name="line.466"></a> +<span class="sourceLineNo">467</span> cpHost.preDisableTableHandler(tableName);<a name="line.467"></a> +<span class="sourceLineNo">468</span> break;<a name="line.468"></a> +<span class="sourceLineNo">469</span> case DISABLE_TABLE_POST_OPERATION:<a name="line.469"></a> +<span class="sourceLineNo">470</span> cpHost.postDisableTableHandler(tableName);<a name="line.470"></a> <span class="sourceLineNo">471</span> break;<a name="line.471"></a> -<span class="sourceLineNo">472</span> case DISABLE_TABLE_POST_OPERATION:<a name="line.472"></a> -<span class="sourceLineNo">473</span> cpHost.postDisableTableHandler(tableName);<a name="line.473"></a> -<span class="sourceLineNo">474</span> break;<a name="line.474"></a> -<span class="sourceLineNo">475</span> default:<a name="line.475"></a> -<span class="sourceLineNo">476</span> throw new UnsupportedOperationException(this + " unhandled state=" + state);<a name="line.476"></a> -<span class="sourceLineNo">477</span> }<a name="line.477"></a> -<span class="sourceLineNo">478</span> return null;<a name="line.478"></a> -<span class="sourceLineNo">479</span> }<a name="line.479"></a> -<span class="sourceLineNo">480</span> });<a name="line.480"></a> -<span class="sourceLineNo">481</span> }<a name="line.481"></a> -<span class="sourceLineNo">482</span> }<a name="line.482"></a> -<span class="sourceLineNo">483</span><a name="line.483"></a> -<span class="sourceLineNo">484</span> /**<a name="line.484"></a> -<span class="sourceLineNo">485</span> * Run bulk disable.<a name="line.485"></a> -<span class="sourceLineNo">486</span> */<a name="line.486"></a> -<span class="sourceLineNo">487</span> private static class BulkDisabler extends BulkAssigner {<a name="line.487"></a> -<span class="sourceLineNo">488</span> private final AssignmentManager assignmentManager;<a name="line.488"></a> -<span class="sourceLineNo">489</span> private final List<HRegionInfo> regions;<a name="line.489"></a> -<span class="sourceLineNo">490</span> private final TableName tableName;<a name="line.490"></a> -<span class="sourceLineNo">491</span> private final int waitingTimeForEvents;<a name="line.491"></a> -<span class="sourceLineNo">492</span><a name="line.492"></a> -<span class="sourceLineNo">493</span> public BulkDisabler(final MasterProcedureEnv env, final TableName tableName,<a name="line.493"></a> -<span class="sourceLineNo">494</span> final List<HRegionInfo> regions) {<a name="line.494"></a> -<span class="sourceLineNo">495</span> super(env.getMasterServices());<a name="line.495"></a> -<span class="sourceLineNo">496</span> this.assignmentManager = env.getMasterServices().getAssignmentManager();<a name="line.496"></a> -<span class="sourceLineNo">497</span> this.tableName = tableName;<a name="line.497"></a> -<span class="sourceLineNo">498</span> this.regions = regions;<a name="line.498"></a> -<span class="sourceLineNo">499</span> this.waitingTimeForEvents =<a name="line.499"></a> -<span class="sourceLineNo">500</span> env.getMasterServices().getConfiguration()<a name="line.500"></a> -<span class="sourceLineNo">501</span> .getInt("hbase.master.event.waiting.time", 1000);<a name="line.501"></a> -<span class="sourceLineNo">502</span> }<a name="line.502"></a> -<span class="sourceLineNo">503</span><a name="line.503"></a> -<span class="sourceLineNo">504</span> @Override<a name="line.504"></a> -<span class="sourceLineNo">505</span> protected void populatePool(ExecutorService pool) {<a name="line.505"></a> -<span class="sourceLineNo">506</span> RegionStates regionStates = assignmentManager.getRegionStates();<a name="line.506"></a> -<span class="sourceLineNo">507</span> for (final HRegionInfo region : regions) {<a name="line.507"></a> -<span class="sourceLineNo">508</span> if (regionStates.isRegionInTransition(region)<a name="line.508"></a> -<span class="sourceLineNo">509</span> && !regionStates.isRegionInState(region, RegionState.State.FAILED_CLOSE)) {<a name="line.509"></a> -<span class="sourceLineNo">510</span> continue;<a name="line.510"></a> -<span class="sourceLineNo">511</span> }<a name="line.511"></a> -<span class="sourceLineNo">512</span> pool.execute(Trace.wrap("DisableTableHandler.BulkDisabler", new Runnable() {<a name="line.512"></a> -<span class="sourceLineNo">513</span> @Override<a name="line.513"></a> -<span class="sourceLineNo">514</span> public void run() {<a name="line.514"></a> -<span class="sourceLineNo">515<
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