http://git-wip-us.apache.org/repos/asf/hbase-site/blob/14db89d7/testdevapidocs/src-html/org/apache/hadoop/hbase/master/assignment/TestAssignmentManager.MockRSExecutor.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/master/assignment/TestAssignmentManager.MockRSExecutor.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/master/assignment/TestAssignmentManager.MockRSExecutor.html index f1db5ca..d8515d7 100644 --- a/testdevapidocs/src-html/org/apache/hadoop/hbase/master/assignment/TestAssignmentManager.MockRSExecutor.html +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/master/assignment/TestAssignmentManager.MockRSExecutor.html @@ -32,813 +32,820 @@ <span class="sourceLineNo">024</span>import static org.junit.Assert.fail;<a name="line.24"></a> <span class="sourceLineNo">025</span><a name="line.25"></a> <span class="sourceLineNo">026</span>import java.io.IOException;<a name="line.26"></a> -<span class="sourceLineNo">027</span>import java.net.SocketTimeoutException;<a name="line.27"></a> -<span class="sourceLineNo">028</span>import java.util.NavigableMap;<a name="line.28"></a> -<span class="sourceLineNo">029</span>import java.util.Random;<a name="line.29"></a> -<span class="sourceLineNo">030</span>import java.util.Set;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import java.util.SortedSet;<a name="line.31"></a> -<span class="sourceLineNo">032</span>import java.util.concurrent.ConcurrentSkipListMap;<a name="line.32"></a> -<span class="sourceLineNo">033</span>import java.util.concurrent.ConcurrentSkipListSet;<a name="line.33"></a> -<span class="sourceLineNo">034</span>import java.util.concurrent.ExecutionException;<a name="line.34"></a> -<span class="sourceLineNo">035</span>import java.util.concurrent.Executors;<a name="line.35"></a> -<span class="sourceLineNo">036</span>import java.util.concurrent.Future;<a name="line.36"></a> -<span class="sourceLineNo">037</span>import java.util.concurrent.ScheduledExecutorService;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import java.util.concurrent.TimeUnit;<a name="line.38"></a> -<span class="sourceLineNo">039</span><a name="line.39"></a> -<span class="sourceLineNo">040</span>import org.apache.hadoop.conf.Configuration;<a name="line.40"></a> -<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.CategoryBasedTimeout;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.42"></a> -<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.43"></a> -<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.NotServingRegionException;<a name="line.44"></a> -<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.ServerName;<a name="line.45"></a> -<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.TableName;<a name="line.46"></a> -<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.47"></a> -<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.48"></a> -<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.client.RetriesExhaustedException;<a name="line.49"></a> -<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.exceptions.UnexpectedStateException;<a name="line.50"></a> -<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.ipc.ServerNotRunningYetException;<a name="line.51"></a> -<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.52"></a> -<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.master.RegionState.State;<a name="line.53"></a> -<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureConstants;<a name="line.54"></a> -<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.master.procedure.ProcedureSyncWait;<a name="line.55"></a> -<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.master.procedure.RSProcedureDispatcher;<a name="line.56"></a> -<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.57"></a> -<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.procedure2.ProcedureMetrics;<a name="line.58"></a> -<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility;<a name="line.59"></a> -<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore;<a name="line.60"></a> -<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.procedure2.util.StringUtils;<a name="line.61"></a> -<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.regionserver.RegionServerAbortedException;<a name="line.62"></a> -<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.regionserver.RegionServerStoppedException;<a name="line.63"></a> -<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.64"></a> -<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.65"></a> -<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.66"></a> -<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.67"></a> -<span class="sourceLineNo">068</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.68"></a> -<span class="sourceLineNo">069</span>import org.junit.After;<a name="line.69"></a> -<span class="sourceLineNo">070</span>import org.junit.Before;<a name="line.70"></a> -<span class="sourceLineNo">071</span>import org.junit.Ignore;<a name="line.71"></a> -<span class="sourceLineNo">072</span>import org.junit.Rule;<a name="line.72"></a> -<span class="sourceLineNo">073</span>import org.junit.Test;<a name="line.73"></a> -<span class="sourceLineNo">074</span>import org.junit.experimental.categories.Category;<a name="line.74"></a> -<span class="sourceLineNo">075</span>import org.junit.rules.ExpectedException;<a name="line.75"></a> -<span class="sourceLineNo">076</span>import org.junit.rules.TestName;<a name="line.76"></a> -<span class="sourceLineNo">077</span>import org.junit.rules.TestRule;<a name="line.77"></a> -<span class="sourceLineNo">078</span>import org.slf4j.Logger;<a name="line.78"></a> -<span class="sourceLineNo">079</span>import org.slf4j.LoggerFactory;<a name="line.79"></a> -<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.80"></a> -<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CloseRegionRequest;<a name="line.81"></a> -<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CloseRegionResponse;<a name="line.82"></a> -<span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.ExecuteProceduresRequest;<a name="line.83"></a> -<span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.ExecuteProceduresResponse;<a name="line.84"></a> -<span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.OpenRegionRequest;<a name="line.85"></a> -<span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.OpenRegionRequest.RegionOpenInfo;<a name="line.86"></a> -<span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.OpenRegionResponse;<a name="line.87"></a> -<span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.OpenRegionResponse.RegionOpeningState;<a name="line.88"></a> -<span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition;<a name="line.89"></a> -<span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode;<a name="line.90"></a> -<span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRegionStateTransitionRequest;<a name="line.91"></a> -<span class="sourceLineNo">092</span><a name="line.92"></a> -<span class="sourceLineNo">093</span>@Category({MasterTests.class, MediumTests.class})<a name="line.93"></a> -<span class="sourceLineNo">094</span>public class TestAssignmentManager {<a name="line.94"></a> -<span class="sourceLineNo">095</span> private static final Logger LOG = LoggerFactory.getLogger(TestAssignmentManager.class);<a name="line.95"></a> -<span class="sourceLineNo">096</span><a name="line.96"></a> -<span class="sourceLineNo">097</span> @Rule public TestName name = new TestName();<a name="line.97"></a> -<span class="sourceLineNo">098</span> @Rule public final TestRule timeout =<a name="line.98"></a> -<span class="sourceLineNo">099</span> CategoryBasedTimeout.builder().withTimeout(this.getClass()).<a name="line.99"></a> -<span class="sourceLineNo">100</span> withLookingForStuckThread(true).build();<a name="line.100"></a> -<span class="sourceLineNo">101</span> @Rule public final ExpectedException exception = ExpectedException.none();<a name="line.101"></a> -<span class="sourceLineNo">102</span><a name="line.102"></a> -<span class="sourceLineNo">103</span> private static final int PROC_NTHREADS = 64;<a name="line.103"></a> -<span class="sourceLineNo">104</span> private static final int NREGIONS = 1 * 1000;<a name="line.104"></a> -<span class="sourceLineNo">105</span> private static final int NSERVERS = Math.max(1, NREGIONS / 100);<a name="line.105"></a> -<span class="sourceLineNo">106</span><a name="line.106"></a> -<span class="sourceLineNo">107</span> private HBaseTestingUtility UTIL;<a name="line.107"></a> -<span class="sourceLineNo">108</span> private MockRSProcedureDispatcher rsDispatcher;<a name="line.108"></a> -<span class="sourceLineNo">109</span> private MockMasterServices master;<a name="line.109"></a> -<span class="sourceLineNo">110</span> private AssignmentManager am;<a name="line.110"></a> -<span class="sourceLineNo">111</span> private NavigableMap<ServerName, SortedSet<byte []>> regionsToRegionServers =<a name="line.111"></a> -<span class="sourceLineNo">112</span> new ConcurrentSkipListMap<ServerName, SortedSet<byte []>>();<a name="line.112"></a> -<span class="sourceLineNo">113</span> // Simple executor to run some simple tasks.<a name="line.113"></a> -<span class="sourceLineNo">114</span> private ScheduledExecutorService executor;<a name="line.114"></a> -<span class="sourceLineNo">115</span><a name="line.115"></a> -<span class="sourceLineNo">116</span> private ProcedureMetrics assignProcMetrics;<a name="line.116"></a> -<span class="sourceLineNo">117</span> private ProcedureMetrics unassignProcMetrics;<a name="line.117"></a> -<span class="sourceLineNo">118</span><a name="line.118"></a> -<span class="sourceLineNo">119</span> private long assignSubmittedCount = 0;<a name="line.119"></a> -<span class="sourceLineNo">120</span> private long assignFailedCount = 0;<a name="line.120"></a> -<span class="sourceLineNo">121</span> private long unassignSubmittedCount = 0;<a name="line.121"></a> -<span class="sourceLineNo">122</span> private long unassignFailedCount = 0;<a name="line.122"></a> -<span class="sourceLineNo">123</span><a name="line.123"></a> -<span class="sourceLineNo">124</span> private void setupConfiguration(Configuration conf) throws Exception {<a name="line.124"></a> -<span class="sourceLineNo">125</span> FSUtils.setRootDir(conf, UTIL.getDataTestDir());<a name="line.125"></a> -<span class="sourceLineNo">126</span> conf.setBoolean(WALProcedureStore.USE_HSYNC_CONF_KEY, false);<a name="line.126"></a> -<span class="sourceLineNo">127</span> conf.setInt(WALProcedureStore.SYNC_WAIT_MSEC_CONF_KEY, 10);<a name="line.127"></a> -<span class="sourceLineNo">128</span> conf.setInt(MasterProcedureConstants.MASTER_PROCEDURE_THREADS, PROC_NTHREADS);<a name="line.128"></a> -<span class="sourceLineNo">129</span> conf.setInt(RSProcedureDispatcher.RS_RPC_STARTUP_WAIT_TIME_CONF_KEY, 1000);<a name="line.129"></a> -<span class="sourceLineNo">130</span> conf.setInt(AssignmentManager.ASSIGN_MAX_ATTEMPTS, 100); // Have many so we succeed eventually.<a name="line.130"></a> -<span class="sourceLineNo">131</span> }<a name="line.131"></a> -<span class="sourceLineNo">132</span><a name="line.132"></a> -<span class="sourceLineNo">133</span> @Before<a name="line.133"></a> -<span class="sourceLineNo">134</span> public void setUp() throws Exception {<a name="line.134"></a> -<span class="sourceLineNo">135</span> UTIL = new HBaseTestingUtility();<a name="line.135"></a> -<span class="sourceLineNo">136</span> this.executor = Executors.newSingleThreadScheduledExecutor();<a name="line.136"></a> -<span class="sourceLineNo">137</span> setupConfiguration(UTIL.getConfiguration());<a name="line.137"></a> -<span class="sourceLineNo">138</span> master = new MockMasterServices(UTIL.getConfiguration(), this.regionsToRegionServers);<a name="line.138"></a> -<span class="sourceLineNo">139</span> rsDispatcher = new MockRSProcedureDispatcher(master);<a name="line.139"></a> -<span class="sourceLineNo">140</span> master.start(NSERVERS, rsDispatcher);<a name="line.140"></a> -<span class="sourceLineNo">141</span> am = master.getAssignmentManager();<a name="line.141"></a> -<span class="sourceLineNo">142</span> assignProcMetrics = am.getAssignmentManagerMetrics().getAssignProcMetrics();<a name="line.142"></a> -<span class="sourceLineNo">143</span> unassignProcMetrics = am.getAssignmentManagerMetrics().getUnassignProcMetrics();<a name="line.143"></a> -<span class="sourceLineNo">144</span> setUpMeta();<a name="line.144"></a> -<span class="sourceLineNo">145</span> }<a name="line.145"></a> -<span class="sourceLineNo">146</span><a name="line.146"></a> -<span class="sourceLineNo">147</span> private void setUpMeta() throws Exception {<a name="line.147"></a> -<span class="sourceLineNo">148</span> rsDispatcher.setMockRsExecutor(new GoodRsExecutor());<a name="line.148"></a> -<span class="sourceLineNo">149</span> am.assign(RegionInfoBuilder.FIRST_META_REGIONINFO);<a name="line.149"></a> -<span class="sourceLineNo">150</span> am.wakeMetaLoadedEvent();<a name="line.150"></a> -<span class="sourceLineNo">151</span> am.setFailoverCleanupDone(true);<a name="line.151"></a> -<span class="sourceLineNo">152</span> }<a name="line.152"></a> -<span class="sourceLineNo">153</span><a name="line.153"></a> -<span class="sourceLineNo">154</span> @After<a name="line.154"></a> -<span class="sourceLineNo">155</span> public void tearDown() throws Exception {<a name="line.155"></a> -<span class="sourceLineNo">156</span> master.stop("tearDown");<a name="line.156"></a> -<span class="sourceLineNo">157</span> this.executor.shutdownNow();<a name="line.157"></a> -<span class="sourceLineNo">158</span> }<a name="line.158"></a> -<span class="sourceLineNo">159</span><a name="line.159"></a> -<span class="sourceLineNo">160</span> @Test (expected=NullPointerException.class)<a name="line.160"></a> -<span class="sourceLineNo">161</span> public void testWaitServerReportEventWithNullServer() throws UnexpectedStateException {<a name="line.161"></a> -<span class="sourceLineNo">162</span> // Test what happens if we pass in null server. I'd expect it throws NPE.<a name="line.162"></a> -<span class="sourceLineNo">163</span> if (this.am.waitServerReportEvent(null, null)) throw new UnexpectedStateException();<a name="line.163"></a> -<span class="sourceLineNo">164</span> }<a name="line.164"></a> -<span class="sourceLineNo">165</span><a name="line.165"></a> -<span class="sourceLineNo">166</span> @Test<a name="line.166"></a> -<span class="sourceLineNo">167</span> public void testAssignWithGoodExec() throws Exception {<a name="line.167"></a> -<span class="sourceLineNo">168</span> // collect AM metrics before test<a name="line.168"></a> -<span class="sourceLineNo">169</span> collectAssignmentManagerMetrics();<a name="line.169"></a> -<span class="sourceLineNo">170</span><a name="line.170"></a> -<span class="sourceLineNo">171</span> testAssign(new GoodRsExecutor());<a name="line.171"></a> -<span class="sourceLineNo">172</span><a name="line.172"></a> -<span class="sourceLineNo">173</span> assertEquals(assignSubmittedCount + NREGIONS,<a name="line.173"></a> -<span class="sourceLineNo">174</span> assignProcMetrics.getSubmittedCounter().getCount());<a name="line.174"></a> -<span class="sourceLineNo">175</span> assertEquals(assignFailedCount, assignProcMetrics.getFailedCounter().getCount());<a name="line.175"></a> -<span class="sourceLineNo">176</span> }<a name="line.176"></a> -<span class="sourceLineNo">177</span><a name="line.177"></a> -<span class="sourceLineNo">178</span> @Test<a name="line.178"></a> -<span class="sourceLineNo">179</span> public void testAssignAndCrashBeforeResponse() throws Exception {<a name="line.179"></a> -<span class="sourceLineNo">180</span> final TableName tableName = TableName.valueOf("testAssignAndCrashBeforeResponse");<a name="line.180"></a> -<span class="sourceLineNo">181</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.181"></a> -<span class="sourceLineNo">182</span> rsDispatcher.setMockRsExecutor(new HangThenRSCrashExecutor());<a name="line.182"></a> -<span class="sourceLineNo">183</span> AssignProcedure proc = am.createAssignProcedure(hri);<a name="line.183"></a> -<span class="sourceLineNo">184</span> waitOnFuture(submitProcedure(proc));<a name="line.184"></a> -<span class="sourceLineNo">185</span> }<a name="line.185"></a> -<span class="sourceLineNo">186</span><a name="line.186"></a> -<span class="sourceLineNo">187</span> @Test<a name="line.187"></a> -<span class="sourceLineNo">188</span> public void testUnassignAndCrashBeforeResponse() throws Exception {<a name="line.188"></a> -<span class="sourceLineNo">189</span> final TableName tableName = TableName.valueOf("testAssignAndCrashBeforeResponse");<a name="line.189"></a> -<span class="sourceLineNo">190</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.190"></a> -<span class="sourceLineNo">191</span> rsDispatcher.setMockRsExecutor(new HangOnCloseThenRSCrashExecutor());<a name="line.191"></a> -<span class="sourceLineNo">192</span> for (int i = 0; i < HangOnCloseThenRSCrashExecutor.TYPES_OF_FAILURE; i++) {<a name="line.192"></a> -<span class="sourceLineNo">193</span> AssignProcedure assign = am.createAssignProcedure(hri);<a name="line.193"></a> -<span class="sourceLineNo">194</span> waitOnFuture(submitProcedure(assign));<a name="line.194"></a> -<span class="sourceLineNo">195</span> UnassignProcedure unassign = am.createUnassignProcedure(hri,<a name="line.195"></a> -<span class="sourceLineNo">196</span> am.getRegionStates().getRegionServerOfRegion(hri), false);<a name="line.196"></a> -<span class="sourceLineNo">197</span> waitOnFuture(submitProcedure(unassign));<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><a name="line.200"></a> -<span class="sourceLineNo">201</span> @Test<a name="line.201"></a> -<span class="sourceLineNo">202</span> public void testAssignWithRandExec() throws Exception {<a name="line.202"></a> -<span class="sourceLineNo">203</span> final TableName tableName = TableName.valueOf("testAssignWithRandExec");<a name="line.203"></a> -<span class="sourceLineNo">204</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.204"></a> -<span class="sourceLineNo">205</span><a name="line.205"></a> -<span class="sourceLineNo">206</span> rsDispatcher.setMockRsExecutor(new RandRsExecutor());<a name="line.206"></a> -<span class="sourceLineNo">207</span> // Loop a bunch of times so we hit various combos of exceptions.<a name="line.207"></a> -<span class="sourceLineNo">208</span> for (int i = 0; i < 10; i++) {<a name="line.208"></a> -<span class="sourceLineNo">209</span> LOG.info("" + i);<a name="line.209"></a> -<span class="sourceLineNo">210</span> AssignProcedure proc = am.createAssignProcedure(hri);<a name="line.210"></a> -<span class="sourceLineNo">211</span> waitOnFuture(submitProcedure(proc));<a name="line.211"></a> -<span class="sourceLineNo">212</span> }<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> @Ignore @Test // Disabled for now. Since HBASE-18551, this mock is insufficient.<a name="line.215"></a> -<span class="sourceLineNo">216</span> public void testSocketTimeout() throws Exception {<a name="line.216"></a> -<span class="sourceLineNo">217</span> final TableName tableName = TableName.valueOf(this.name.getMethodName());<a name="line.217"></a> -<span class="sourceLineNo">218</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.218"></a> -<span class="sourceLineNo">219</span><a name="line.219"></a> -<span class="sourceLineNo">220</span> // collect AM metrics before test<a name="line.220"></a> -<span class="sourceLineNo">221</span> collectAssignmentManagerMetrics();<a name="line.221"></a> -<span class="sourceLineNo">222</span><a name="line.222"></a> -<span class="sourceLineNo">223</span> rsDispatcher.setMockRsExecutor(new SocketTimeoutRsExecutor(20, 3));<a name="line.223"></a> -<span class="sourceLineNo">224</span> waitOnFuture(submitProcedure(am.createAssignProcedure(hri)));<a name="line.224"></a> -<span class="sourceLineNo">225</span><a name="line.225"></a> -<span class="sourceLineNo">226</span> rsDispatcher.setMockRsExecutor(new SocketTimeoutRsExecutor(20, 1));<a name="line.226"></a> -<span class="sourceLineNo">227</span> // exception.expect(ServerCrashException.class);<a name="line.227"></a> -<span class="sourceLineNo">228</span> waitOnFuture(submitProcedure(am.createUnassignProcedure(hri, null, false)));<a name="line.228"></a> -<span class="sourceLineNo">229</span><a name="line.229"></a> -<span class="sourceLineNo">230</span> assertEquals(assignSubmittedCount + 1, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.230"></a> -<span class="sourceLineNo">231</span> assertEquals(assignFailedCount, assignProcMetrics.getFailedCounter().getCount());<a name="line.231"></a> -<span class="sourceLineNo">232</span> assertEquals(unassignSubmittedCount + 1, unassignProcMetrics.getSubmittedCounter().getCount());<a name="line.232"></a> -<span class="sourceLineNo">233</span> assertEquals(unassignFailedCount + 1, unassignProcMetrics.getFailedCounter().getCount());<a name="line.233"></a> -<span class="sourceLineNo">234</span> }<a name="line.234"></a> -<span class="sourceLineNo">235</span><a name="line.235"></a> -<span class="sourceLineNo">236</span> @Test<a name="line.236"></a> -<span class="sourceLineNo">237</span> public void testServerNotYetRunning() throws Exception {<a name="line.237"></a> -<span class="sourceLineNo">238</span> testRetriesExhaustedFailure(TableName.valueOf(this.name.getMethodName()),<a name="line.238"></a> -<span class="sourceLineNo">239</span> new ServerNotYetRunningRsExecutor());<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> private void testRetriesExhaustedFailure(final TableName tableName,<a name="line.242"></a> -<span class="sourceLineNo">243</span> final MockRSExecutor executor) throws Exception {<a name="line.243"></a> -<span class="sourceLineNo">244</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.244"></a> -<span class="sourceLineNo">245</span><a name="line.245"></a> -<span class="sourceLineNo">246</span> // collect AM metrics before test<a name="line.246"></a> -<span class="sourceLineNo">247</span> collectAssignmentManagerMetrics();<a name="line.247"></a> -<span class="sourceLineNo">248</span><a name="line.248"></a> -<span class="sourceLineNo">249</span> // Test Assign operation failure<a name="line.249"></a> -<span class="sourceLineNo">250</span> rsDispatcher.setMockRsExecutor(executor);<a name="line.250"></a> -<span class="sourceLineNo">251</span> try {<a name="line.251"></a> -<span class="sourceLineNo">252</span> waitOnFuture(submitProcedure(am.createAssignProcedure(hri)));<a name="line.252"></a> -<span class="sourceLineNo">253</span> fail("unexpected assign completion");<a name="line.253"></a> -<span class="sourceLineNo">254</span> } catch (RetriesExhaustedException e) {<a name="line.254"></a> -<span class="sourceLineNo">255</span> // expected exception<a name="line.255"></a> -<span class="sourceLineNo">256</span> LOG.info("expected exception from assign operation: " + e.getMessage(), e);<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> // Assign the region (without problems)<a name="line.259"></a> -<span class="sourceLineNo">260</span> rsDispatcher.setMockRsExecutor(new GoodRsExecutor());<a name="line.260"></a> -<span class="sourceLineNo">261</span> waitOnFuture(submitProcedure(am.createAssignProcedure(hri)));<a name="line.261"></a> -<span class="sourceLineNo">262</span><a name="line.262"></a> -<span class="sourceLineNo">263</span> // TODO: Currently unassign just keeps trying until it sees a server crash.<a name="line.263"></a> -<span class="sourceLineNo">264</span> // There is no count on unassign.<a name="line.264"></a> -<span class="sourceLineNo">265</span> /*<a name="line.265"></a> -<span class="sourceLineNo">266</span> // Test Unassign operation failure<a name="line.266"></a> -<span class="sourceLineNo">267</span> rsDispatcher.setMockRsExecutor(executor);<a name="line.267"></a> -<span class="sourceLineNo">268</span> waitOnFuture(submitProcedure(am.createUnassignProcedure(hri, null, false)));<a name="line.268"></a> -<span class="sourceLineNo">269</span><a name="line.269"></a> -<span class="sourceLineNo">270</span> assertEquals(assignSubmittedCount + 2, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.270"></a> -<span class="sourceLineNo">271</span> assertEquals(assignFailedCount + 1, assignProcMetrics.getFailedCounter().getCount());<a name="line.271"></a> -<span class="sourceLineNo">272</span> assertEquals(unassignSubmittedCount + 1, unassignProcMetrics.getSubmittedCounter().getCount());<a name="line.272"></a> -<span class="sourceLineNo">273</span><a name="line.273"></a> -<span class="sourceLineNo">274</span> // TODO: We supposed to have 1 failed assign, 1 successful assign and a failed unassign<a name="line.274"></a> -<span class="sourceLineNo">275</span> // operation. But ProcV2 framework marks aborted unassign operation as success. Fix it!<a name="line.275"></a> -<span class="sourceLineNo">276</span> assertEquals(unassignFailedCount, unassignProcMetrics.getFailedCounter().getCount());<a name="line.276"></a> -<span class="sourceLineNo">277</span> */<a name="line.277"></a> -<span class="sourceLineNo">278</span> }<a name="line.278"></a> -<span class="sourceLineNo">279</span><a name="line.279"></a> +<span class="sourceLineNo">027</span>import java.io.InterruptedIOException;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import java.net.SocketTimeoutException;<a name="line.28"></a> +<span class="sourceLineNo">029</span>import java.util.NavigableMap;<a name="line.29"></a> +<span class="sourceLineNo">030</span>import java.util.Random;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import java.util.Set;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import java.util.SortedSet;<a name="line.32"></a> +<span class="sourceLineNo">033</span>import java.util.concurrent.ConcurrentSkipListMap;<a name="line.33"></a> +<span class="sourceLineNo">034</span>import java.util.concurrent.ConcurrentSkipListSet;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import java.util.concurrent.ExecutionException;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import java.util.concurrent.Executors;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import java.util.concurrent.Future;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import java.util.concurrent.ScheduledExecutorService;<a name="line.38"></a> +<span class="sourceLineNo">039</span>import java.util.concurrent.TimeUnit;<a name="line.39"></a> +<span class="sourceLineNo">040</span><a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.apache.hadoop.conf.Configuration;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.CategoryBasedTimeout;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.44"></a> +<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.NotServingRegionException;<a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.ServerName;<a name="line.46"></a> +<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.TableName;<a name="line.47"></a> +<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.48"></a> +<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.49"></a> +<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.client.RetriesExhaustedException;<a name="line.50"></a> +<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.exceptions.UnexpectedStateException;<a name="line.51"></a> +<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.ipc.ServerNotRunningYetException;<a name="line.52"></a> +<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.53"></a> +<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.master.RegionState.State;<a name="line.54"></a> +<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureConstants;<a name="line.55"></a> +<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.master.procedure.ProcedureSyncWait;<a name="line.56"></a> +<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.master.procedure.RSProcedureDispatcher;<a name="line.57"></a> +<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.58"></a> +<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.procedure2.ProcedureMetrics;<a name="line.59"></a> +<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility;<a name="line.60"></a> +<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore;<a name="line.61"></a> +<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.procedure2.util.StringUtils;<a name="line.62"></a> +<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.regionserver.RegionServerAbortedException;<a name="line.63"></a> +<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.regionserver.RegionServerStoppedException;<a name="line.64"></a> +<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.65"></a> +<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.66"></a> +<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.67"></a> +<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.68"></a> +<span class="sourceLineNo">069</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.69"></a> +<span class="sourceLineNo">070</span>import org.junit.After;<a name="line.70"></a> +<span class="sourceLineNo">071</span>import org.junit.Before;<a name="line.71"></a> +<span class="sourceLineNo">072</span>import org.junit.Ignore;<a name="line.72"></a> +<span class="sourceLineNo">073</span>import org.junit.Rule;<a name="line.73"></a> +<span class="sourceLineNo">074</span>import org.junit.Test;<a name="line.74"></a> +<span class="sourceLineNo">075</span>import org.junit.experimental.categories.Category;<a name="line.75"></a> +<span class="sourceLineNo">076</span>import org.junit.rules.ExpectedException;<a name="line.76"></a> +<span class="sourceLineNo">077</span>import org.junit.rules.TestName;<a name="line.77"></a> +<span class="sourceLineNo">078</span>import org.junit.rules.TestRule;<a name="line.78"></a> +<span class="sourceLineNo">079</span>import org.slf4j.Logger;<a name="line.79"></a> +<span class="sourceLineNo">080</span>import org.slf4j.LoggerFactory;<a name="line.80"></a> +<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.81"></a> +<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CloseRegionRequest;<a name="line.82"></a> +<span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CloseRegionResponse;<a name="line.83"></a> +<span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.ExecuteProceduresRequest;<a name="line.84"></a> +<span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.ExecuteProceduresResponse;<a name="line.85"></a> +<span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.OpenRegionRequest;<a name="line.86"></a> +<span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.OpenRegionRequest.RegionOpenInfo;<a name="line.87"></a> +<span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.OpenRegionResponse;<a name="line.88"></a> +<span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.OpenRegionResponse.RegionOpeningState;<a name="line.89"></a> +<span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition;<a name="line.90"></a> +<span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode;<a name="line.91"></a> +<span class="sourceLineNo">092</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRegionStateTransitionRequest;<a name="line.92"></a> +<span class="sourceLineNo">093</span><a name="line.93"></a> +<span class="sourceLineNo">094</span>@Category({MasterTests.class, MediumTests.class})<a name="line.94"></a> +<span class="sourceLineNo">095</span>public class TestAssignmentManager {<a name="line.95"></a> +<span class="sourceLineNo">096</span> private static final Logger LOG = LoggerFactory.getLogger(TestAssignmentManager.class);<a name="line.96"></a> +<span class="sourceLineNo">097</span><a name="line.97"></a> +<span class="sourceLineNo">098</span> @Rule public TestName name = new TestName();<a name="line.98"></a> +<span class="sourceLineNo">099</span> @Rule public final TestRule timeout =<a name="line.99"></a> +<span class="sourceLineNo">100</span> CategoryBasedTimeout.builder().withTimeout(this.getClass()).<a name="line.100"></a> +<span class="sourceLineNo">101</span> withLookingForStuckThread(true).build();<a name="line.101"></a> +<span class="sourceLineNo">102</span> @Rule public final ExpectedException exception = ExpectedException.none();<a name="line.102"></a> +<span class="sourceLineNo">103</span><a name="line.103"></a> +<span class="sourceLineNo">104</span> private static final int PROC_NTHREADS = 64;<a name="line.104"></a> +<span class="sourceLineNo">105</span> private static final int NREGIONS = 1 * 1000;<a name="line.105"></a> +<span class="sourceLineNo">106</span> private static final int NSERVERS = Math.max(1, NREGIONS / 100);<a name="line.106"></a> +<span class="sourceLineNo">107</span><a name="line.107"></a> +<span class="sourceLineNo">108</span> private HBaseTestingUtility UTIL;<a name="line.108"></a> +<span class="sourceLineNo">109</span> private MockRSProcedureDispatcher rsDispatcher;<a name="line.109"></a> +<span class="sourceLineNo">110</span> private MockMasterServices master;<a name="line.110"></a> +<span class="sourceLineNo">111</span> private AssignmentManager am;<a name="line.111"></a> +<span class="sourceLineNo">112</span> private NavigableMap<ServerName, SortedSet<byte []>> regionsToRegionServers =<a name="line.112"></a> +<span class="sourceLineNo">113</span> new ConcurrentSkipListMap<ServerName, SortedSet<byte []>>();<a name="line.113"></a> +<span class="sourceLineNo">114</span> // Simple executor to run some simple tasks.<a name="line.114"></a> +<span class="sourceLineNo">115</span> private ScheduledExecutorService executor;<a name="line.115"></a> +<span class="sourceLineNo">116</span><a name="line.116"></a> +<span class="sourceLineNo">117</span> private ProcedureMetrics assignProcMetrics;<a name="line.117"></a> +<span class="sourceLineNo">118</span> private ProcedureMetrics unassignProcMetrics;<a name="line.118"></a> +<span class="sourceLineNo">119</span><a name="line.119"></a> +<span class="sourceLineNo">120</span> private long assignSubmittedCount = 0;<a name="line.120"></a> +<span class="sourceLineNo">121</span> private long assignFailedCount = 0;<a name="line.121"></a> +<span class="sourceLineNo">122</span> private long unassignSubmittedCount = 0;<a name="line.122"></a> +<span class="sourceLineNo">123</span> private long unassignFailedCount = 0;<a name="line.123"></a> +<span class="sourceLineNo">124</span><a name="line.124"></a> +<span class="sourceLineNo">125</span> private void setupConfiguration(Configuration conf) throws Exception {<a name="line.125"></a> +<span class="sourceLineNo">126</span> FSUtils.setRootDir(conf, UTIL.getDataTestDir());<a name="line.126"></a> +<span class="sourceLineNo">127</span> conf.setBoolean(WALProcedureStore.USE_HSYNC_CONF_KEY, false);<a name="line.127"></a> +<span class="sourceLineNo">128</span> conf.setInt(WALProcedureStore.SYNC_WAIT_MSEC_CONF_KEY, 10);<a name="line.128"></a> +<span class="sourceLineNo">129</span> conf.setInt(MasterProcedureConstants.MASTER_PROCEDURE_THREADS, PROC_NTHREADS);<a name="line.129"></a> +<span class="sourceLineNo">130</span> conf.setInt(RSProcedureDispatcher.RS_RPC_STARTUP_WAIT_TIME_CONF_KEY, 1000);<a name="line.130"></a> +<span class="sourceLineNo">131</span> conf.setInt(AssignmentManager.ASSIGN_MAX_ATTEMPTS, 100); // Have many so we succeed eventually.<a name="line.131"></a> +<span class="sourceLineNo">132</span> }<a name="line.132"></a> +<span class="sourceLineNo">133</span><a name="line.133"></a> +<span class="sourceLineNo">134</span> @Before<a name="line.134"></a> +<span class="sourceLineNo">135</span> public void setUp() throws Exception {<a name="line.135"></a> +<span class="sourceLineNo">136</span> UTIL = new HBaseTestingUtility();<a name="line.136"></a> +<span class="sourceLineNo">137</span> this.executor = Executors.newSingleThreadScheduledExecutor();<a name="line.137"></a> +<span class="sourceLineNo">138</span> setupConfiguration(UTIL.getConfiguration());<a name="line.138"></a> +<span class="sourceLineNo">139</span> master = new MockMasterServices(UTIL.getConfiguration(), this.regionsToRegionServers);<a name="line.139"></a> +<span class="sourceLineNo">140</span> rsDispatcher = new MockRSProcedureDispatcher(master);<a name="line.140"></a> +<span class="sourceLineNo">141</span> master.start(NSERVERS, rsDispatcher);<a name="line.141"></a> +<span class="sourceLineNo">142</span> am = master.getAssignmentManager();<a name="line.142"></a> +<span class="sourceLineNo">143</span> assignProcMetrics = am.getAssignmentManagerMetrics().getAssignProcMetrics();<a name="line.143"></a> +<span class="sourceLineNo">144</span> unassignProcMetrics = am.getAssignmentManagerMetrics().getUnassignProcMetrics();<a name="line.144"></a> +<span class="sourceLineNo">145</span> setUpMeta();<a name="line.145"></a> +<span class="sourceLineNo">146</span> }<a name="line.146"></a> +<span class="sourceLineNo">147</span><a name="line.147"></a> +<span class="sourceLineNo">148</span> private void setUpMeta() throws Exception {<a name="line.148"></a> +<span class="sourceLineNo">149</span> rsDispatcher.setMockRsExecutor(new GoodRsExecutor());<a name="line.149"></a> +<span class="sourceLineNo">150</span> am.assign(RegionInfoBuilder.FIRST_META_REGIONINFO);<a name="line.150"></a> +<span class="sourceLineNo">151</span> am.wakeMetaLoadedEvent();<a name="line.151"></a> +<span class="sourceLineNo">152</span> am.setFailoverCleanupDone(true);<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> @After<a name="line.155"></a> +<span class="sourceLineNo">156</span> public void tearDown() throws Exception {<a name="line.156"></a> +<span class="sourceLineNo">157</span> master.stop("tearDown");<a name="line.157"></a> +<span class="sourceLineNo">158</span> this.executor.shutdownNow();<a name="line.158"></a> +<span class="sourceLineNo">159</span> }<a name="line.159"></a> +<span class="sourceLineNo">160</span><a name="line.160"></a> +<span class="sourceLineNo">161</span> @Test (expected=NullPointerException.class)<a name="line.161"></a> +<span class="sourceLineNo">162</span> public void testWaitServerReportEventWithNullServer() throws UnexpectedStateException {<a name="line.162"></a> +<span class="sourceLineNo">163</span> // Test what happens if we pass in null server. I'd expect it throws NPE.<a name="line.163"></a> +<span class="sourceLineNo">164</span> if (this.am.waitServerReportEvent(null, null)) throw new UnexpectedStateException();<a name="line.164"></a> +<span class="sourceLineNo">165</span> }<a name="line.165"></a> +<span class="sourceLineNo">166</span><a name="line.166"></a> +<span class="sourceLineNo">167</span> @Test<a name="line.167"></a> +<span class="sourceLineNo">168</span> public void testAssignWithGoodExec() throws Exception {<a name="line.168"></a> +<span class="sourceLineNo">169</span> // collect AM metrics before test<a name="line.169"></a> +<span class="sourceLineNo">170</span> collectAssignmentManagerMetrics();<a name="line.170"></a> +<span class="sourceLineNo">171</span><a name="line.171"></a> +<span class="sourceLineNo">172</span> testAssign(new GoodRsExecutor());<a name="line.172"></a> +<span class="sourceLineNo">173</span><a name="line.173"></a> +<span class="sourceLineNo">174</span> assertEquals(assignSubmittedCount + NREGIONS,<a name="line.174"></a> +<span class="sourceLineNo">175</span> assignProcMetrics.getSubmittedCounter().getCount());<a name="line.175"></a> +<span class="sourceLineNo">176</span> assertEquals(assignFailedCount, assignProcMetrics.getFailedCounter().getCount());<a name="line.176"></a> +<span class="sourceLineNo">177</span> }<a name="line.177"></a> +<span class="sourceLineNo">178</span><a name="line.178"></a> +<span class="sourceLineNo">179</span> @Test<a name="line.179"></a> +<span class="sourceLineNo">180</span> public void testAssignAndCrashBeforeResponse() throws Exception {<a name="line.180"></a> +<span class="sourceLineNo">181</span> final TableName tableName = TableName.valueOf("testAssignAndCrashBeforeResponse");<a name="line.181"></a> +<span class="sourceLineNo">182</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.182"></a> +<span class="sourceLineNo">183</span> rsDispatcher.setMockRsExecutor(new HangThenRSCrashExecutor());<a name="line.183"></a> +<span class="sourceLineNo">184</span> AssignProcedure proc = am.createAssignProcedure(hri);<a name="line.184"></a> +<span class="sourceLineNo">185</span> waitOnFuture(submitProcedure(proc));<a name="line.185"></a> +<span class="sourceLineNo">186</span> }<a name="line.186"></a> +<span class="sourceLineNo">187</span><a name="line.187"></a> +<span class="sourceLineNo">188</span> @Test<a name="line.188"></a> +<span class="sourceLineNo">189</span> public void testUnassignAndCrashBeforeResponse() throws Exception {<a name="line.189"></a> +<span class="sourceLineNo">190</span> final TableName tableName = TableName.valueOf("testAssignAndCrashBeforeResponse");<a name="line.190"></a> +<span class="sourceLineNo">191</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.191"></a> +<span class="sourceLineNo">192</span> rsDispatcher.setMockRsExecutor(new HangOnCloseThenRSCrashExecutor());<a name="line.192"></a> +<span class="sourceLineNo">193</span> for (int i = 0; i < HangOnCloseThenRSCrashExecutor.TYPES_OF_FAILURE; i++) {<a name="line.193"></a> +<span class="sourceLineNo">194</span> AssignProcedure assign = am.createAssignProcedure(hri);<a name="line.194"></a> +<span class="sourceLineNo">195</span> waitOnFuture(submitProcedure(assign));<a name="line.195"></a> +<span class="sourceLineNo">196</span> UnassignProcedure unassign = am.createUnassignProcedure(hri,<a name="line.196"></a> +<span class="sourceLineNo">197</span> am.getRegionStates().getRegionServerOfRegion(hri), false);<a name="line.197"></a> +<span class="sourceLineNo">198</span> waitOnFuture(submitProcedure(unassign));<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><a name="line.201"></a> +<span class="sourceLineNo">202</span> @Test<a name="line.202"></a> +<span class="sourceLineNo">203</span> public void testAssignWithRandExec() throws Exception {<a name="line.203"></a> +<span class="sourceLineNo">204</span> final TableName tableName = TableName.valueOf("testAssignWithRandExec");<a name="line.204"></a> +<span class="sourceLineNo">205</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.205"></a> +<span class="sourceLineNo">206</span><a name="line.206"></a> +<span class="sourceLineNo">207</span> rsDispatcher.setMockRsExecutor(new RandRsExecutor());<a name="line.207"></a> +<span class="sourceLineNo">208</span> // Loop a bunch of times so we hit various combos of exceptions.<a name="line.208"></a> +<span class="sourceLineNo">209</span> for (int i = 0; i < 10; i++) {<a name="line.209"></a> +<span class="sourceLineNo">210</span> LOG.info("ROUND=" + i);<a name="line.210"></a> +<span class="sourceLineNo">211</span> AssignProcedure proc = am.createAssignProcedure(hri);<a name="line.211"></a> +<span class="sourceLineNo">212</span> waitOnFuture(submitProcedure(proc));<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><a name="line.215"></a> +<span class="sourceLineNo">216</span> @Ignore @Test // Disabled for now. Since HBASE-18551, this mock is insufficient.<a name="line.216"></a> +<span class="sourceLineNo">217</span> public void testSocketTimeout() throws Exception {<a name="line.217"></a> +<span class="sourceLineNo">218</span> final TableName tableName = TableName.valueOf(this.name.getMethodName());<a name="line.218"></a> +<span class="sourceLineNo">219</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.219"></a> +<span class="sourceLineNo">220</span><a name="line.220"></a> +<span class="sourceLineNo">221</span> // collect AM metrics before test<a name="line.221"></a> +<span class="sourceLineNo">222</span> collectAssignmentManagerMetrics();<a name="line.222"></a> +<span class="sourceLineNo">223</span><a name="line.223"></a> +<span class="sourceLineNo">224</span> rsDispatcher.setMockRsExecutor(new SocketTimeoutRsExecutor(20, 3));<a name="line.224"></a> +<span class="sourceLineNo">225</span> waitOnFuture(submitProcedure(am.createAssignProcedure(hri)));<a name="line.225"></a> +<span class="sourceLineNo">226</span><a name="line.226"></a> +<span class="sourceLineNo">227</span> rsDispatcher.setMockRsExecutor(new SocketTimeoutRsExecutor(20, 1));<a name="line.227"></a> +<span class="sourceLineNo">228</span> // exception.expect(ServerCrashException.class);<a name="line.228"></a> +<span class="sourceLineNo">229</span> waitOnFuture(submitProcedure(am.createUnassignProcedure(hri, null, false)));<a name="line.229"></a> +<span class="sourceLineNo">230</span><a name="line.230"></a> +<span class="sourceLineNo">231</span> assertEquals(assignSubmittedCount + 1, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.231"></a> +<span class="sourceLineNo">232</span> assertEquals(assignFailedCount, assignProcMetrics.getFailedCounter().getCount());<a name="line.232"></a> +<span class="sourceLineNo">233</span> assertEquals(unassignSubmittedCount + 1, unassignProcMetrics.getSubmittedCounter().getCount());<a name="line.233"></a> +<span class="sourceLineNo">234</span> assertEquals(unassignFailedCount + 1, unassignProcMetrics.getFailedCounter().getCount());<a name="line.234"></a> +<span class="sourceLineNo">235</span> }<a name="line.235"></a> +<span class="sourceLineNo">236</span><a name="line.236"></a> +<span class="sourceLineNo">237</span> @Test<a name="line.237"></a> +<span class="sourceLineNo">238</span> public void testServerNotYetRunning() throws Exception {<a name="line.238"></a> +<span class="sourceLineNo">239</span> testRetriesExhaustedFailure(TableName.valueOf(this.name.getMethodName()),<a name="line.239"></a> +<span class="sourceLineNo">240</span> new ServerNotYetRunningRsExecutor());<a name="line.240"></a> +<span class="sourceLineNo">241</span> }<a name="line.241"></a> +<span class="sourceLineNo">242</span><a name="line.242"></a> +<span class="sourceLineNo">243</span> private void testRetriesExhaustedFailure(final TableName tableName,<a name="line.243"></a> +<span class="sourceLineNo">244</span> final MockRSExecutor executor) throws Exception {<a name="line.244"></a> +<span class="sourceLineNo">245</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.245"></a> +<span class="sourceLineNo">246</span><a name="line.246"></a> +<span class="sourceLineNo">247</span> // collect AM metrics before test<a name="line.247"></a> +<span class="sourceLineNo">248</span> collectAssignmentManagerMetrics();<a name="line.248"></a> +<span class="sourceLineNo">249</span><a name="line.249"></a> +<span class="sourceLineNo">250</span> // Test Assign operation failure<a name="line.250"></a> +<span class="sourceLineNo">251</span> rsDispatcher.setMockRsExecutor(executor);<a name="line.251"></a> +<span class="sourceLineNo">252</span> try {<a name="line.252"></a> +<span class="sourceLineNo">253</span> waitOnFuture(submitProcedure(am.createAssignProcedure(hri)));<a name="line.253"></a> +<span class="sourceLineNo">254</span> fail("unexpected assign completion");<a name="line.254"></a> +<span class="sourceLineNo">255</span> } catch (RetriesExhaustedException e) {<a name="line.255"></a> +<span class="sourceLineNo">256</span> // expected exception<a name="line.256"></a> +<span class="sourceLineNo">257</span> LOG.info("expected exception from assign operation: " + e.getMessage(), e);<a name="line.257"></a> +<span class="sourceLineNo">258</span> }<a name="line.258"></a> +<span class="sourceLineNo">259</span><a name="line.259"></a> +<span class="sourceLineNo">260</span> // Assign the region (without problems)<a name="line.260"></a> +<span class="sourceLineNo">261</span> rsDispatcher.setMockRsExecutor(new GoodRsExecutor());<a name="line.261"></a> +<span class="sourceLineNo">262</span> waitOnFuture(submitProcedure(am.createAssignProcedure(hri)));<a name="line.262"></a> +<span class="sourceLineNo">263</span><a name="line.263"></a> +<span class="sourceLineNo">264</span> // TODO: Currently unassign just keeps trying until it sees a server crash.<a name="line.264"></a> +<span class="sourceLineNo">265</span> // There is no count on unassign.<a name="line.265"></a> +<span class="sourceLineNo">266</span> /*<a name="line.266"></a> +<span class="sourceLineNo">267</span> // Test Unassign operation failure<a name="line.267"></a> +<span class="sourceLineNo">268</span> rsDispatcher.setMockRsExecutor(executor);<a name="line.268"></a> +<span class="sourceLineNo">269</span> waitOnFuture(submitProcedure(am.createUnassignProcedure(hri, null, false)));<a name="line.269"></a> +<span class="sourceLineNo">270</span><a name="line.270"></a> +<span class="sourceLineNo">271</span> assertEquals(assignSubmittedCount + 2, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.271"></a> +<span class="sourceLineNo">272</span> assertEquals(assignFailedCount + 1, assignProcMetrics.getFailedCounter().getCount());<a name="line.272"></a> +<span class="sourceLineNo">273</span> assertEquals(unassignSubmittedCount + 1, unassignProcMetrics.getSubmittedCounter().getCount());<a name="line.273"></a> +<span class="sourceLineNo">274</span><a name="line.274"></a> +<span class="sourceLineNo">275</span> // TODO: We supposed to have 1 failed assign, 1 successful assign and a failed unassign<a name="line.275"></a> +<span class="sourceLineNo">276</span> // operation. But ProcV2 framework marks aborted unassign operation as success. Fix it!<a name="line.276"></a> +<span class="sourceLineNo">277</span> assertEquals(unassignFailedCount, unassignProcMetrics.getFailedCounter().getCount());<a name="line.277"></a> +<span class="sourceLineNo">278</span> */<a name="line.278"></a> +<span class="sourceLineNo">279</span> }<a name="line.279"></a> <span class="sourceLineNo">280</span><a name="line.280"></a> -<span class="sourceLineNo">281</span> @Test<a name="line.281"></a> -<span class="sourceLineNo">282</span> public void testIOExceptionOnAssignment() throws Exception {<a name="line.282"></a> -<span class="sourceLineNo">283</span> // collect AM metrics before test<a name="line.283"></a> -<span class="sourceLineNo">284</span> collectAssignmentManagerMetrics();<a name="line.284"></a> -<span class="sourceLineNo">285</span><a name="line.285"></a> -<span class="sourceLineNo">286</span> testFailedOpen(TableName.valueOf("testExceptionOnAssignment"),<a name="line.286"></a> -<span class="sourceLineNo">287</span> new FaultyRsExecutor(new IOException("test fault")));<a name="line.287"></a> -<span class="sourceLineNo">288</span><a name="line.288"></a> -<span class="sourceLineNo">289</span> assertEquals(assignSubmittedCount + 1, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.289"></a> -<span class="sourceLineNo">290</span> assertEquals(assignFailedCount + 1, assignProcMetrics.getFailedCounter().getCount());<a name="line.290"></a> -<span class="sourceLineNo">291</span> }<a name="line.291"></a> -<span class="sourceLineNo">292</span><a name="line.292"></a> -<span class="sourceLineNo">293</span> @Test<a name="line.293"></a> -<span class="sourceLineNo">294</span> public void testDoNotRetryExceptionOnAssignment() throws Exception {<a name="line.294"></a> -<span class="sourceLineNo">295</span> // collect AM metrics before test<a name="line.295"></a> -<span class="sourceLineNo">296</span> collectAssignmentManagerMetrics();<a name="line.296"></a> -<span class="sourceLineNo">297</span><a name="line.297"></a> -<span class="sourceLineNo">298</span> testFailedOpen(TableName.valueOf("testDoNotRetryExceptionOnAssignment"),<a name="line.298"></a> -<span class="sourceLineNo">299</span> new FaultyRsExecutor(new DoNotRetryIOException("test do not retry fault")));<a name="line.299"></a> -<span class="sourceLineNo">300</span><a name="line.300"></a> -<span class="sourceLineNo">301</span> assertEquals(assignSubmittedCount + 1, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.301"></a> -<span class="sourceLineNo">302</span> assertEquals(assignFailedCount + 1, assignProcMetrics.getFailedCounter().getCount());<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">305</span> private void testFailedOpen(final TableName tableName,<a name="line.305"></a> -<span class="sourceLineNo">306</span> final MockRSExecutor executor) throws Exception {<a name="line.306"></a> -<span class="sourceLineNo">307</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.307"></a> -<span class="sourceLineNo">308</span><a name="line.308"></a> -<span class="sourceLineNo">309</span> // Test Assign operation failure<a name="line.309"></a> -<span class="sourceLineNo">310</span> rsDispatcher.setMockRsExecutor(executor);<a name="line.310"></a> -<span class="sourceLineNo">311</span> try {<a name="line.311"></a> -<span class="sourceLineNo">312</span> waitOnFuture(submitProcedure(am.createAssignProcedure(hri)));<a name="line.312"></a> -<span class="sourceLineNo">313</span> fail("unexpected assign completion");<a name="line.313"></a> -<span class="sourceLineNo">314</span> } catch (RetriesExhaustedException e) {<a name="line.314"></a> -<span class="sourceLineNo">315</span> // expected exception<a name="line.315"></a> -<span class="sourceLineNo">316</span> LOG.info("REGION STATE " + am.getRegionStates().getRegionStateNode(hri));<a name="line.316"></a> -<span class="sourceLineNo">317</span> LOG.info("expected exception from assign operation: " + e.getMessage(), e);<a name="line.317"></a> -<span class="sourceLineNo">318</span> assertEquals(true, am.getRegionStates().getRegionState(hri).isFailedOpen());<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> private void testAssign(final MockRSExecutor executor) throws Exception {<a name="line.322"></a> -<span class="sourceLineNo">323</span> testAssign(executor, NREGIONS);<a name="line.323"></a> -<span class="sourceLineNo">324</span> }<a name="line.324"></a> -<span class="sourceLineNo">325</span><a name="line.325"></a> -<span class="sourceLineNo">326</span> private void testAssign(final MockRSExecutor executor, final int nregions) throws Exception {<a name="line.326"></a> -<span class="sourceLineNo">327</span> rsDispatcher.setMockRsExecutor(executor);<a name="line.327"></a> -<span class="sourceLineNo">328</span><a name="line.328"></a> -<span class="sourceLineNo">329</span> AssignProcedure[] assignments = new AssignProcedure[nregions];<a name="line.329"></a> -<span class="sourceLineNo">330</span><a name="line.330"></a> -<span class="sourceLineNo">331</span> long st = System.currentTimeMillis();<a name="line.331"></a> -<span class="sourceLineNo">332</span> bulkSubmit(assignments);<a name="line.332"></a> -<span class="sourceLineNo">333</span><a name="line.333"></a> -<span class="sourceLineNo">334</span> for (int i = 0; i < assignments.length; ++i) {<a name="line.334"></a> -<span class="sourceLineNo">335</span> ProcedureTestingUtility.waitProcedure(<a name="line.335"></a> -<span class="sourceLineNo">336</span> master.getMasterProcedureExecutor(), assignments[i]);<a name="line.336"></a> -<span class="sourceLineNo">337</span> assertTrue(assignments[i].toString(), assignments[i].isSuccess());<a name="line.337"></a> -<span class="sourceLineNo">338</span> }<a name="line.338"></a> -<span class="sourceLineNo">339</span> long et = System.currentTimeMillis();<a name="line.339"></a> -<span class="sourceLineNo">340</span> float sec = ((et - st) / 1000.0f);<a name="line.340"></a> -<span class="sourceLineNo">341</span> LOG.info(String.format("[T] Assigning %dprocs in %s (%.2fproc/sec)",<a name="line.341"></a> -<span class="sourceLineNo">342</span> assignments.length, StringUtils.humanTimeDiff(et - st), assignments.length / sec));<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> @Test<a name="line.345"></a> -<span class="sourceLineNo">346</span> public void testAssignAnAssignedRegion() throws Exception {<a name="line.346"></a> -<span class="sourceLineNo">347</span> final TableName tableName = TableName.valueOf("testAssignAnAssignedRegion");<a name="line.347"></a> -<span class="sourceLineNo">348</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.348"></a> -<span class="sourceLineNo">349</span><a name="line.349"></a> -<span class="sourceLineNo">350</span> // collect AM metrics before test<a name="line.350"></a> -<span class="sourceLineNo">351</span> collectAssignmentManagerMetrics();<a name="line.351"></a> -<span class="sourceLineNo">352</span><a name="line.352"></a> -<span class="sourceLineNo">353</span> rsDispatcher.setMockRsExecutor(new GoodRsExecutor());<a name="line.353"></a> -<span class="sourceLineNo">354</span><a name="line.354"></a> -<span class="sourceLineNo">355</span> final Future<byte[]> futureA = submitProcedure(am.createAssignProcedure(hri));<a name="line.355"></a> -<span class="sourceLineNo">356</span><a name="line.356"></a> -<span class="sourceLineNo">357</span> // wait first assign<a name="line.357"></a> -<span class="sourceLineNo">358</span> waitOnFuture(futureA);<a name="line.358"></a> -<span class="sourceLineNo">359</span> am.getRegionStates().isRegionInState(hri, State.OPEN);<a name="line.359"></a> -<span class="sourceLineNo">360</span> // Second should be a noop. We should recognize region is already OPEN internally<a name="line.360"></a> -<span class="sourceLineNo">361</span> // and skip out doing nothing.<a name="line.361"></a> -<span class="sourceLineNo">362</span> // wait second assign<a name="line.362"></a> -<span class="sourceLineNo">363</span> final Future<byte[]> futureB = submitProcedure(am.createAssignProcedure(hri));<a name="line.363"></a> -<span class="sourceLineNo">364</span> waitOnFuture(futureB);<a name="line.364"></a> -<span class="sourceLineNo">365</span> am.getRegionStates().isRegionInState(hri, State.OPEN);<a name="line.365"></a> -<span class="sourceLineNo">366</span> // TODO: What else can we do to ensure just a noop.<a name="line.366"></a> -<span class="sourceLineNo">367</span><a name="line.367"></a> -<span class="sourceLineNo">368</span> // TODO: Though second assign is noop, it's considered success, can noop be handled in a<a name="line.368"></a> -<span class="sourceLineNo">369</span> // better way?<a name="line.369"></a> -<span class="sourceLineNo">370</span> assertEquals(assignSubmittedCount + 2, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.370"></a> -<span class="sourceLineNo">371</span> assertEquals(assignFailedCount, assignProcMetrics.getFailedCounter().getCount());<a name="line.371"></a> -<span class="sourceLineNo">372</span><a name="line.372"></a> -<span class="sourceLineNo">373</span> }<a name="line.373"></a> -<span class="sourceLineNo">374</span><a name="line.374"></a> -<span class="sourceLineNo">375</span> @Test<a name="line.375"></a> -<span class="sourceLineNo">376</span> public void testUnassignAnUnassignedRegion() throws Exception {<a name="line.376"></a> -<span class="sourceLineNo">377</span> final TableName tableName = TableName.valueOf("testUnassignAnUnassignedRegion");<a name="line.377"></a> -<span class="sourceLineNo">378</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.378"></a> -<span class="sourceLineNo">379</span><a name="line.379"></a> -<span class="sourceLineNo">380</span> // collect AM metrics before test<a name="line.380"></a> -<span class="sourceLineNo">381</span> collectAssignmentManagerMetrics();<a name="line.381"></a> -<span class="sourceLineNo">382</span><a name="line.382"></a> -<span class="sourceLineNo">383</span> rsDispatcher.setMockRsExecutor(new GoodRsExecutor());<a name="line.383"></a> -<span class="sourceLineNo">384</span><a name="line.384"></a> -<span class="sourceLineNo">385</span> // assign the region first<a name="line.385"></a> -<span class="sourceLineNo">386</span> waitOnFuture(submitProcedure(am.createAssignProcedure(hri)));<a name="line.386"></a> -<span class="sourceLineNo">387</span><a name="line.387"></a> -<span class="sourceLineNo">388</span> final Future<byte[]> futureA = submitProcedure(am.createUnassignProcedure(hri, null, false));<a name="line.388"></a> -<span class="sourceLineNo">389</span><a name="line.389"></a> -<span class="sourceLineNo">390</span> // Wait first unassign.<a name="line.390"></a> -<span class="sourceLineNo">391</span> waitOnFuture(futureA);<a name="line.391"></a> -<span class="sourceLineNo">392</span> am.getRegionStates().isRegionInState(hri, State.CLOSED);<a name="line.392"></a> -<span class="sourceLineNo">393</span> // Second should be a noop. We should recognize region is already CLOSED internally<a name="line.393"></a> -<span class="sourceLineNo">394</span> // and skip out doing nothing.<a name="line.394"></a> -<span class="sourceLineNo">395</span> final Future<byte[]> futureB =<a name="line.395"></a> -<span class="sourceLineNo">396</span> submitProcedure(am.createUnassignProcedure(hri,<a name="line.396"></a> -<span class="sourceLineNo">397</span> ServerName.valueOf("example.org,1234,1"), false));<a name="line.397"></a> -<span class="sourceLineNo">398</span> waitOnFuture(futureB);<a name="line.398"></a> -<span class="sourceLineNo">399</span> // Ensure we are still CLOSED.<a name="line.399"></a> -<span class="sourceLineNo">400</span> am.getRegionStates().isRegionInState(hri, State.CLOSED);<a name="line.400"></a> -<span class="sourceLineNo">401</span> // TODO: What else can we do to ensure just a noop.<a name="line.401"></a> -<span class="sourceLineNo">402</span><a name="line.402"></a> -<span class="sourceLineNo">403</span> assertEquals(assignSubmittedCount + 1, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.403"></a> -<span class="sourceLineNo">404</span> assertEquals(assignFailedCount, assignProcMetrics.getFailedCounter().getCount());<a name="line.404"></a> -<span class="sourceLineNo">405</span> // TODO: Though second unassign is noop, it's considered success, can noop be handled in a<a name="line.405"></a> -<span class="sourceLineNo">406</span> // better way?<a name="line.406"></a> -<span class="sourceLineNo">407</span> assertEquals(unassignSubmittedCount + 2, unassignProcMetrics.getSubmittedCounter().getCount());<a name="line.407"></a> -<span class="sourceLineNo">408</span> assertEquals(unassignFailedCount, unassignProcMetrics.getFailedCounter().getCount());<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> /**<a name="line.411"></a> -<span class="sourceLineNo">412</span> * It is possible that when AM send assign meta request to a RS successfully,<a name="line.412"></a> -<span class="sourceLineNo">413</span> * but RS can not send back any response, which cause master startup hangs forever<a name="line.413"></a> -<span class="sourceLineNo">414</span> */<a name="line.414"></a> -<span class="sourceLineNo">415</span> @Test<a name="line.415"></a> -<span class="sourceLineNo">416</span> public void testAssignMetaAndCrashBeforeResponse() throws Exception {<a name="line.416"></a> -<span class="sourceLineNo">417</span> tearDown();<a name="line.417"></a> -<span class="sourceLineNo">418</span> // See setUp(), start HBase until set up meta<a name="line.418"></a> -<span class="sourceLineNo">419</span> UTIL = new HBaseTestingUtility();<a name="line.419"></a> -<span class="sourceLineNo">420</span> this.executor = Executors.newSingleThreadScheduledExecutor();<a name="line.420"></a> -<span class="sourceLineNo">421</span> setupConfiguration(UTIL.getConfiguration());<a name="line.421"></a> -<span class="sourceLineNo">422</span> master = new MockMasterServices(UTIL.getConfiguration(), this.regionsToRegionServers);<a name="line.422"></a> -<span class="sourceLineNo">423</span> rsDispatcher = new MockRSProcedureDispatcher(master);<a name="line.423"></a> -<span class="sourceLineNo">424</span> master.start(NSERVERS, rsDispatcher);<a name="line.424"></a> -<span class="sourceLineNo">425</span> am = master.getAssignmentManager();<a name="line.425"></a> -<span class="sourceLineNo">426</span><a name="line.426"></a> -<span class="sourceLineNo">427</span> // Assign meta<a name="line.427"></a> -<span class="sourceLineNo">428</span> master.setServerCrashProcessingEnabled(false);<a name="line.428"></a> -<span class="sourceLineNo">429</span> rsDispatcher.setMockRsExecutor(new HangThenRSRestartExecutor());<a name="line.429"></a> -<span class="sourceLineNo">430</span> am.assign(RegionInfoBuilder.FIRST_META_REGIONINFO);<a name="line.430"></a> -<span class="sourceLineNo">431</span> assertEquals(true, am.isMetaInitialized());<a name="line.431"></a> -<span class="sourceLineNo">432</span><a name="line.432"></a> -<span class="sourceLineNo">433</span> // set it back as default, see setUpMeta()<a name="line.433"></a> -<span class="sourceLineNo">434</span> master.setServerCrashProcessingEnabled(true);<a name="line.434"></a> -<span class="sourceLineNo">435</span> am.wakeMetaLoadedEvent();<a name="line.435"></a> -<span class="sourceLineNo">436</span> am.setFailoverCleanupDone(true);<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> private Future<byte[]> submitProcedure(final Procedure proc) {<a name="line.439"></a> -<span class="sourceLineNo">440</span> return ProcedureSyncWait.submitProcedure(master.getMasterProcedureExecutor(), proc);<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> private byte[] waitOnFuture(final Future<byte[]> future) throws Exception {<a name="line.443"></a> -<span class="sourceLineNo">444</span> try {<a name="line.444"></a> -<span class="sourceLineNo">445</span> return future.get(5, TimeUnit.SECONDS);<a name="line.445"></a> -<span class="sourceLineNo">446</span> } catch (ExecutionException e) {<a name="line.446"></a> -<span class="sourceLineNo">447</span> LOG.info("ExecutionException", e);<a name="line.447"></a> -<span class="sourceLineNo">448</span> throw (Exception)e.getCause();<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> // ============================================================================================<a name="line.452"></a> -<span class="sourceLineNo">453</span> // Helpers<a name="line.453"></a> -<span class="sourceLineNo">454</span> // ============================================================================================<a name="line.454"></a> -<span class="sourceLineNo">455</span> private void bulkSubmit(final AssignProcedure[] procs) throws Exception {<a name="line.455"></a> -<span class="sourceLineNo">456</span> final Thread[] threads = new Thread[PROC_NTHREADS];<a name="line.456"></a> -<span class="sourceLineNo">457</span> for (int i = 0; i < threads.length; ++i) {<a name="line.457"></a> -<span class="sourceLineNo">458</span> final int threadId = i;<a name="line.458"></a> -<span class="sourceLineNo">459</span> threads[i] = new Thread() {<a name="line.459"></a> -<span class="sourceLineNo">460</span> @Override<a name="line.460"></a> -<span class="sourceLineNo">461</span> public void run() {<a name="line.461"></a> -<span class="sourceLineNo">462</span> TableName tableName = TableName.valueOf("table-" + threadId);<a name="line.462"></a> -<span class="sourceLineNo">463</span> int n = (procs.length / threads.length);<a name="line.463"></a> -<span class="sourceLineNo">464</span> int start = threadId * n;<a name="line.464"></a> -<span class="sourceLineNo">465</span> int stop = start + n;<a name="line.465"></a> -<span class="sourceLineNo">466</span> for (int j = start; j < stop; ++j) {<a name="line.466"></a> -<span class="sourceLineNo">467</span> procs[j] = createAndSubmitAssign(tableName, j);<a name="line.467"></a> -<span class="sourceLineNo">468</span> }<a name="line.468"></a> -<span class="sourceLineNo">469</span> }<a name="line.469"></a> -<span class="sourceLineNo">470</span> };<a name="line.470"></a> -<span class="sourceLineNo">471</span> threads[i].start();<a name="line.471"></a> -<span class="sourceLineNo">472</span> }<a name="line.472"></a> -<span class="sourceLineNo">473</span> for (int i = 0; i < threads.length; ++i) {<a name="line.473"></a> -<span class="sourceLineNo">474</span> threads[i].join();<a name="line.474"></a> -<span class="sourceLineNo">475</span> }<a name="line.475"></a> -<span class="sourceLineNo">476</span> for (int i = procs.length - 1; i >= 0 && procs[i] == null; --i) {<a name="line.476"></a> -<span class="sourceLineNo">477</span> procs[i] = createAndSubmitAssign(TableName.valueOf("table-sync"), i);<a name="line.477"></a> -<span class="sourceLineNo">478</span> }<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> private AssignProcedure createAndSubmitAssign(TableName tableName, int regionId) {<a name="line.481"></a> -<span class="sourceLineNo">482</span> RegionInfo hri = createRegionInfo(tableName, regionId);<a name="line.482"></a> -<span class="sourceLineNo">483</span> AssignProcedure proc = am.createAssignProcedure(hri);<a name="line.483"></a> -<span class="sourceLineNo">484</span> master.getMasterProcedureExecutor().submitProcedure(proc);<a name="line.484"></a> -<span class="sourceLineNo">485</span> return proc;<a name="line.485"></a> +<span class="sourceLineNo">281</span><a name="line.281"></a> +<span class="sourceLineNo">282</span> @Test<a name="line.282"></a> +<span class="sourceLineNo">283</span> public void testIOExceptionOnAssignment() throws Exception {<a name="line.283"></a> +<span class="sourceLineNo">284</span> // collect AM metrics before test<a name="line.284"></a> +<span class="sourceLineNo">285</span> collectAssignmentManagerMetrics();<a name="line.285"></a> +<span class="sourceLineNo">286</span><a name="line.286"></a> +<span class="sourceLineNo">287</span> testFailedOpen(TableName.valueOf("testExceptionOnAssignment"),<a name="line.287"></a> +<span class="sourceLineNo">288</span> new FaultyRsExecutor(new IOException("test fault")));<a name="line.288"></a> +<span class="sourceLineNo">289</span><a name="line.289"></a> +<span class="sourceLineNo">290</span> assertEquals(assignSubmittedCount + 1, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.290"></a> +<span class="sourceLineNo">291</span> assertEquals(assignFailedCount + 1, assignProcMetrics.getFailedCounter().getCount());<a name="line.291"></a> +<span class="sourceLineNo">292</span> }<a name="line.292"></a> +<span class="sourceLineNo">293</span><a name="line.293"></a> +<span class="sourceLineNo">294</span> @Test<a name="line.294"></a> +<span class="sourceLineNo">295</span> public void testDoNotRetryExceptionOnAssignment() throws Exception {<a name="line.295"></a> +<span class="sourceLineNo">296</span> // collect AM metrics before test<a name="line.296"></a> +<span class="sourceLineNo">297</span> collectAssignmentManagerMetrics();<a name="line.297"></a> +<span class="sourceLineNo">298</span><a name="line.298"></a> +<span class="sourceLineNo">299</span> testFailedOpen(TableName.valueOf("testDoNotRetryExceptionOnAssignment"),<a name="line.299"></a> +<span class="sourceLineNo">300</span> new FaultyRsExecutor(new DoNotRetryIOException("test do not retry fault")));<a name="line.300"></a> +<span class="sourceLineNo">301</span><a name="line.301"></a> +<span class="sourceLineNo">302</span> assertEquals(assignSubmittedCount + 1, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.302"></a> +<span class="sourceLineNo">303</span> assertEquals(assignFailedCount + 1, assignProcMetrics.getFailedCounter().getCount());<a name="line.303"></a> +<span class="sourceLineNo">304</span> }<a name="line.304"></a> +<span class="sourceLineNo">305</span><a name="line.305"></a> +<span class="sourceLineNo">306</span> private void testFailedOpen(final TableName tableName,<a name="line.306"></a> +<span class="sourceLineNo">307</span> final MockRSExecutor executor) throws Exception {<a name="line.307"></a> +<span class="sourceLineNo">308</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.308"></a> +<span class="sourceLineNo">309</span><a name="line.309"></a> +<span class="sourceLineNo">310</span> // Test Assign operation failure<a name="line.310"></a> +<span class="sourceLineNo">311</span> rsDispatcher.setMockRsExecutor(executor);<a name="line.311"></a> +<span class="sourceLineNo">312</span> try {<a name="line.312"></a> +<span class="sourceLineNo">313</span> waitOnFuture(submitProcedure(am.createAssignProcedure(hri)));<a name="line.313"></a> +<span class="sourceLineNo">314</span> fail("unexpected assign completion");<a name="line.314"></a> +<span class="sourceLineNo">315</span> } catch (RetriesExhaustedException e) {<a name="line.315"></a> +<span class="sourceLineNo">316</span> // expected exception<a name="line.316"></a> +<span class="sourceLineNo">317</span> LOG.info("REGION STATE " + am.getRegionStates().getRegionStateNode(hri));<a name="line.317"></a> +<span class="sourceLineNo">318</span> LOG.info("expected exception from assign operation: " + e.getMessage(), e);<a name="line.318"></a> +<span class="sourceLineNo">319</span> assertEquals(true, am.getRegionStates().getRegionState(hri).isFailedOpen());<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><a name="line.322"></a> +<span class="sourceLineNo">323</span> private void testAssign(final MockRSExecutor executor) throws Exception {<a name="line.323"></a> +<span class="sourceLineNo">324</span> testAssign(executor, NREGIONS);<a name="line.324"></a> +<span class="sourceLineNo">325</span> }<a name="line.325"></a> +<span class="sourceLineNo">326</span><a name="line.326"></a> +<span class="sourceLineNo">327</span> private void testAssign(final MockRSExecutor executor, final int nregions) throws Exception {<a name="line.327"></a> +<span class="sourceLineNo">328</span> rsDispatcher.setMockRsExecutor(executor);<a name="line.328"></a> +<span class="sourceLineNo">329</span><a name="line.329"></a> +<span class="sourceLineNo">330</span> AssignProcedure[] assignments = new AssignProcedure[nregions];<a name="line.330"></a> +<span class="sourceLineNo">331</span><a name="line.331"></a> +<span class="sourceLineNo">332</span> long st = System.currentTimeMillis();<a name="line.332"></a> +<span class="sourceLineNo">333</span> bulkSubmit(assignments);<a name="line.333"></a> +<span class="sourceLineNo">334</span><a name="line.334"></a> +<span class="sourceLineNo">335</span> for (int i = 0; i < assignments.length; ++i) {<a name="line.335"></a> +<span class="sourceLineNo">336</span> ProcedureTestingUtility.waitProcedure(<a name="line.336"></a> +<span class="sourceLineNo">337</span> master.getMasterProcedureExecutor(), assignments[i]);<a name="line.337"></a> +<span class="sourceLineNo">338</span> assertTrue(assignments[i].toString(), assignments[i].isSuccess());<a name="line.338"></a> +<span class="sourceLineNo">339</span> }<a name="line.339"></a> +<span class="sourceLineNo">340</span> long et = System.currentTimeMillis();<a name="line.340"></a> +<span class="sourceLineNo">341</span> float sec = ((et - st) / 1000.0f);<a name="line.341"></a> +<span class="sourceLineNo">342</span> LOG.info(String.format("[T] Assigning %dprocs in %s (%.2fproc/sec)",<a name="line.342"></a> +<span class="sourceLineNo">343</span> assignments.length, StringUtils.humanTimeDiff(et - st), assignments.length / sec));<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> @Test<a name="line.346"></a> +<span class="sourceLineNo">347</span> public void testAssignAnAssignedRegion() throws Exception {<a name="line.347"></a> +<span class="sourceLineNo">348</span> final TableName tableName = TableName.valueOf("testAssignAnAssignedRegion");<a name="line.348"></a> +<span class="sourceLineNo">349</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.349"></a> +<span class="sourceLineNo">350</span><a name="line.350"></a> +<span class="sourceLineNo">351</span> // collect AM metrics before test<a name="line.351"></a> +<span class="sourceLineNo">352</span> collectAssignmentManagerMetrics();<a name="line.352"></a> +<span class="sourceLineNo">353</span><a name="line.353"></a> +<span class="sourceLineNo">354</span> rsDispatcher.setMockRsExecutor(new GoodRsExecutor());<a name="line.354"></a> +<span class="sourceLineNo">355</span><a name="line.355"></a> +<span class="sourceLineNo">356</span> final Future<byte[]> futureA = submitProcedure(am.createAssignProcedure(hri));<a name="line.356"></a> +<span class="sourceLineNo">357</span><a name="line.357"></a> +<span class="sourceLineNo">358</span> // wait first assign<a name="line.358"></a> +<span class="sourceLineNo">359</span> waitOnFuture(futureA);<a name="line.359"></a> +<span class="sourceLineNo">360</span> am.getRegionStates().isRegionInState(hri, State.OPEN);<a name="line.360"></a> +<span class="sourceLineNo">361</span> // Second should be a noop. We should recognize region is already OPEN internally<a name="line.361"></a> +<span class="sourceLineNo">362</span> // and skip out doing nothing.<a name="line.362"></a> +<span class="sourceLineNo">363</span> // wait second assign<a name="line.363"></a> +<span class="sourceLineNo">364</span> final Future<byte[]> futureB = submitProcedure(am.createAssignProcedure(hri));<a name="line.364"></a> +<span class="sourceLineNo">365</span> waitOnFuture(futureB);<a name="line.365"></a> +<span class="sourceLineNo">366</span> am.getRegionStates().isRegionInState(hri, State.OPEN);<a name="line.366"></a> +<span class="sourceLineNo">367</span> // TODO: What else can we do to ensure just a noop.<a name="line.367"></a> +<span class="sourceLineNo">368</span><a name="line.368"></a> +<span class="sourceLineNo">369</span> // TODO: Though second assign is noop, it's considered success, can noop be handled in a<a name="line.369"></a> +<span class="sourceLineNo">370</span> // better way?<a name="line.370"></a> +<span class="sourceLineNo">371</span> assertEquals(assignSubmittedCount + 2, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.371"></a> +<span class="sourceLineNo">372</span> assertEquals(assignFailedCount, assignProcMetrics.getFailedCounter().getCount());<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> @Test<a name="line.376"></a> +<span class="sourceLineNo">377</span> public void testUnassignAnUnassignedRegion() throws Exception {<a name="line.377"></a> +<span class="sourceLineNo">378</span> final TableName tableName = TableName.valueOf("testUnassignAnUnassignedRegion");<a name="line.378"></a> +<span class="sourceLineNo">379</span> final RegionInfo hri = createRegionInfo(tableName, 1);<a name="line.379"></a> +<span class="sourceLineNo">380</span><a name="line.380"></a> +<span class="sourceLineNo">381</span> // collect AM metrics before test<a name="line.381"></a> +<span class="sourceLineNo">382</span> collectAssignmentManagerMetrics();<a name="line.382"></a> +<span class="sourceLineNo">383</span><a name="line.383"></a> +<span class="sourceLineNo">384</span> rsDispatcher.setMockRsExecutor(new GoodRsExecutor());<a name="line.384"></a> +<span class="sourceLineNo">385</span><a name="line.385"></a> +<span class="sourceLineNo">386</span> // assign the region first<a name="line.386"></a> +<span class="sourceLineNo">387</span> waitOnFuture(submitProcedure(am.createAssignProcedure(hri)));<a name="line.387"></a> +<span class="sourceLineNo">388</span><a name="line.388"></a> +<span class="sourceLineNo">389</span> final Future<byte[]> futureA = submitProcedure(am.createUnassignProcedure(hri, null, false));<a name="line.389"></a> +<span class="sourceLineNo">390</span><a name="line.390"></a> +<span class="sourceLineNo">391</span> // Wait first unassign.<a name="line.391"></a> +<span class="sourceLineNo">392</span> waitOnFuture(futureA);<a name="line.392"></a> +<span class="sourceLineNo">393</span> am.getRegionStates().isRegionInState(hri, State.CLOSED);<a name="line.393"></a> +<span class="sourceLineNo">394</span> // Second should be a noop. We should recognize region is already CLOSED internally<a name="line.394"></a> +<span class="sourceLineNo">395</span> // and skip out doing nothing.<a name="line.395"></a> +<span class="sourceLineNo">396</span> final Future<byte[]> futureB =<a name="line.396"></a> +<span class="sourceLineNo">397</span> submitProcedure(am.createUnassignProcedure(hri,<a name="line.397"></a> +<span class="sourceLineNo">398</span> ServerName.valueOf("example.org,1234,1"), false));<a name="line.398"></a> +<span class="sourceLineNo">399</span> waitOnFuture(futureB);<a name="line.399"></a> +<span class="sourceLineNo">400</span> // Ensure we are still CLOSED.<a name="line.400"></a> +<span class="sourceLineNo">401</span> am.getRegionStates().isRegionInState(hri, State.CLOSED);<a name="line.401"></a> +<span class="sourceLineNo">402</span> // TODO: What else can we do to ensure just a noop.<a name="line.402"></a> +<span class="sourceLineNo">403</span><a name="line.403"></a> +<span class="sourceLineNo">404</span> assertEquals(assignSubmittedCount + 1, assignProcMetrics.getSubmittedCounter().getCount());<a name="line.404"></a> +<span class="sourceLineNo">405</span> assertEquals(assignFailedCount, assignProcMetrics.getFailedCounter().getCount());<a name="line.405"></a> +<span class="sourceLineNo">406</span> // TODO: Though second unassign is noop, it's considered success, can noop be handled in a<a name="line.406"></a> +<span class="sourceLineNo">407</span> // better way?<a name="line.407"></a> +<span class="sourceLineNo">408</span> assertEquals(unassignSubmittedCount + 2, unassignProcMetrics.getSubmittedCounter().getCount());<a name="line.408"></a> +<span class="sourceLineNo">409</span> assertEquals(unassignFailedCount, unassignProcMetrics.getFailedCounter().getCount());<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="sourceL
<TRUNCATED>
