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| <pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.master;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.apache.hadoop.hbase.HConstants.DEFAULT_HBASE_SPLIT_COORDINATED_BY_ZK;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.apache.hadoop.hbase.HConstants.HBASE_MASTER_LOGCLEANER_PLUGINS;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.apache.hadoop.hbase.HConstants.HBASE_SPLIT_WAL_COORDINATED_BY_ZK;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span><a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import com.google.protobuf.Descriptors;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import com.google.protobuf.Service;<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.io.InterruptedIOException;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.lang.reflect.Constructor;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.lang.reflect.InvocationTargetException;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.net.InetAddress;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.net.InetSocketAddress;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.net.UnknownHostException;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import java.util.ArrayList;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import java.util.Arrays;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import java.util.Collection;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import java.util.Collections;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import java.util.Comparator;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import java.util.EnumSet;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import java.util.HashMap;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import java.util.Iterator;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import java.util.List;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import java.util.Map;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import java.util.Map.Entry;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import java.util.Objects;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import java.util.Optional;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import java.util.Set;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import java.util.concurrent.ExecutionException;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import java.util.concurrent.Future;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import java.util.concurrent.TimeUnit;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import java.util.concurrent.TimeoutException;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import java.util.function.Function;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import java.util.regex.Pattern;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import java.util.stream.Collectors;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import javax.servlet.ServletException;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import javax.servlet.http.HttpServlet;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import javax.servlet.http.HttpServletRequest;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import javax.servlet.http.HttpServletResponse;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.apache.commons.lang3.StringUtils;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.apache.hadoop.conf.Configuration;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span>import org.apache.hadoop.fs.Path;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.ChoreService;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.ClusterId;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.ClusterMetrics;<a name="line.64"></a> |
| <span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.ClusterMetrics.Option;<a name="line.65"></a> |
| <span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.ClusterMetricsBuilder;<a name="line.66"></a> |
| <span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.67"></a> |
| <span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.HBaseIOException;<a name="line.68"></a> |
| <span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.69"></a> |
| <span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.HConstants;<a name="line.70"></a> |
| <span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.InvalidFamilyOperationException;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.MasterNotRunningException;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.73"></a> |
| <span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.NamespaceDescriptor;<a name="line.74"></a> |
| <span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.PleaseHoldException;<a name="line.75"></a> |
| <span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.ReplicationPeerNotFoundException;<a name="line.76"></a> |
| <span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.ServerName;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.TableName;<a name="line.78"></a> |
| <span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.TableNotDisabledException;<a name="line.79"></a> |
| <span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.TableNotFoundException;<a name="line.80"></a> |
| <span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.UnknownRegionException;<a name="line.81"></a> |
| <span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;<a name="line.82"></a> |
| <span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.client.MasterSwitchType;<a name="line.83"></a> |
| <span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.84"></a> |
| <span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.85"></a> |
| <span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.86"></a> |
| <span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.87"></a> |
| <span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.client.TableState;<a name="line.88"></a> |
| <span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;<a name="line.89"></a> |
| <span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.exceptions.DeserializationException;<a name="line.90"></a> |
| <span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.executor.ExecutorType;<a name="line.91"></a> |
| <span class="sourceLineNo">092</span>import org.apache.hadoop.hbase.favored.FavoredNodesManager;<a name="line.92"></a> |
| <span class="sourceLineNo">093</span>import org.apache.hadoop.hbase.favored.FavoredNodesPromoter;<a name="line.93"></a> |
| <span class="sourceLineNo">094</span>import org.apache.hadoop.hbase.http.InfoServer;<a name="line.94"></a> |
| <span class="sourceLineNo">095</span>import org.apache.hadoop.hbase.ipc.CoprocessorRpcUtils;<a name="line.95"></a> |
| <span class="sourceLineNo">096</span>import org.apache.hadoop.hbase.ipc.RpcServer;<a name="line.96"></a> |
| <span class="sourceLineNo">097</span>import org.apache.hadoop.hbase.ipc.ServerNotRunningYetException;<a name="line.97"></a> |
| <span class="sourceLineNo">098</span>import org.apache.hadoop.hbase.log.HBaseMarkers;<a name="line.98"></a> |
| <span class="sourceLineNo">099</span>import org.apache.hadoop.hbase.master.MasterRpcServices.BalanceSwitchMode;<a name="line.99"></a> |
| <span class="sourceLineNo">100</span>import org.apache.hadoop.hbase.master.assignment.AssignProcedure;<a name="line.100"></a> |
| <span class="sourceLineNo">101</span>import org.apache.hadoop.hbase.master.assignment.AssignmentManager;<a name="line.101"></a> |
| <span class="sourceLineNo">102</span>import org.apache.hadoop.hbase.master.assignment.MergeTableRegionsProcedure;<a name="line.102"></a> |
| <span class="sourceLineNo">103</span>import org.apache.hadoop.hbase.master.assignment.MoveRegionProcedure;<a name="line.103"></a> |
| <span class="sourceLineNo">104</span>import org.apache.hadoop.hbase.master.assignment.RegionStateNode;<a name="line.104"></a> |
| <span class="sourceLineNo">105</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.105"></a> |
| <span class="sourceLineNo">106</span>import org.apache.hadoop.hbase.master.assignment.TransitRegionStateProcedure;<a name="line.106"></a> |
| <span class="sourceLineNo">107</span>import org.apache.hadoop.hbase.master.assignment.UnassignProcedure;<a name="line.107"></a> |
| <span class="sourceLineNo">108</span>import org.apache.hadoop.hbase.master.balancer.BalancerChore;<a name="line.108"></a> |
| <span class="sourceLineNo">109</span>import org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer;<a name="line.109"></a> |
| <span class="sourceLineNo">110</span>import org.apache.hadoop.hbase.master.balancer.ClusterStatusChore;<a name="line.110"></a> |
| <span class="sourceLineNo">111</span>import org.apache.hadoop.hbase.master.balancer.LoadBalancerFactory;<a name="line.111"></a> |
| <span class="sourceLineNo">112</span>import org.apache.hadoop.hbase.master.cleaner.DirScanPool;<a name="line.112"></a> |
| <span class="sourceLineNo">113</span>import org.apache.hadoop.hbase.master.cleaner.HFileCleaner;<a name="line.113"></a> |
| <span class="sourceLineNo">114</span>import org.apache.hadoop.hbase.master.cleaner.LogCleaner;<a name="line.114"></a> |
| <span class="sourceLineNo">115</span>import org.apache.hadoop.hbase.master.cleaner.ReplicationBarrierCleaner;<a name="line.115"></a> |
| <span class="sourceLineNo">116</span>import org.apache.hadoop.hbase.master.cleaner.SnapshotCleanerChore;<a name="line.116"></a> |
| <span class="sourceLineNo">117</span>import org.apache.hadoop.hbase.master.locking.LockManager;<a name="line.117"></a> |
| <span class="sourceLineNo">118</span>import org.apache.hadoop.hbase.master.normalizer.NormalizationPlan;<a name="line.118"></a> |
| <span class="sourceLineNo">119</span>import org.apache.hadoop.hbase.master.normalizer.NormalizationPlan.PlanType;<a name="line.119"></a> |
| <span class="sourceLineNo">120</span>import org.apache.hadoop.hbase.master.normalizer.RegionNormalizer;<a name="line.120"></a> |
| <span class="sourceLineNo">121</span>import org.apache.hadoop.hbase.master.normalizer.RegionNormalizerChore;<a name="line.121"></a> |
| <span class="sourceLineNo">122</span>import org.apache.hadoop.hbase.master.normalizer.RegionNormalizerFactory;<a name="line.122"></a> |
| <span class="sourceLineNo">123</span>import org.apache.hadoop.hbase.master.procedure.CreateTableProcedure;<a name="line.123"></a> |
| <span class="sourceLineNo">124</span>import org.apache.hadoop.hbase.master.procedure.DeleteNamespaceProcedure;<a name="line.124"></a> |
| <span class="sourceLineNo">125</span>import org.apache.hadoop.hbase.master.procedure.DeleteTableProcedure;<a name="line.125"></a> |
| <span class="sourceLineNo">126</span>import org.apache.hadoop.hbase.master.procedure.DisableTableProcedure;<a name="line.126"></a> |
| <span class="sourceLineNo">127</span>import org.apache.hadoop.hbase.master.procedure.EnableTableProcedure;<a name="line.127"></a> |
| <span class="sourceLineNo">128</span>import org.apache.hadoop.hbase.master.procedure.InitMetaProcedure;<a name="line.128"></a> |
| <span class="sourceLineNo">129</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureConstants;<a name="line.129"></a> |
| <span class="sourceLineNo">130</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;<a name="line.130"></a> |
| <span class="sourceLineNo">131</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureScheduler;<a name="line.131"></a> |
| <span class="sourceLineNo">132</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureUtil;<a name="line.132"></a> |
| <span class="sourceLineNo">133</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureUtil.NonceProcedureRunnable;<a name="line.133"></a> |
| <span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.master.procedure.ModifyTableProcedure;<a name="line.134"></a> |
| <span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.master.procedure.ProcedurePrepareLatch;<a name="line.135"></a> |
| <span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.master.procedure.ProcedureSyncWait;<a name="line.136"></a> |
| <span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.master.procedure.RecoverMetaProcedure;<a name="line.137"></a> |
| <span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.master.procedure.ServerCrashProcedure;<a name="line.138"></a> |
| <span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.master.procedure.TruncateTableProcedure;<a name="line.139"></a> |
| <span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.master.replication.AbstractPeerProcedure;<a name="line.140"></a> |
| <span class="sourceLineNo">141</span>import org.apache.hadoop.hbase.master.replication.AddPeerProcedure;<a name="line.141"></a> |
| <span class="sourceLineNo">142</span>import org.apache.hadoop.hbase.master.replication.DisablePeerProcedure;<a name="line.142"></a> |
| <span class="sourceLineNo">143</span>import org.apache.hadoop.hbase.master.replication.EnablePeerProcedure;<a name="line.143"></a> |
| <span class="sourceLineNo">144</span>import org.apache.hadoop.hbase.master.replication.RemovePeerProcedure;<a name="line.144"></a> |
| <span class="sourceLineNo">145</span>import org.apache.hadoop.hbase.master.replication.ReplicationPeerManager;<a name="line.145"></a> |
| <span class="sourceLineNo">146</span>import org.apache.hadoop.hbase.master.replication.SyncReplicationReplayWALManager;<a name="line.146"></a> |
| <span class="sourceLineNo">147</span>import org.apache.hadoop.hbase.master.replication.TransitPeerSyncReplicationStateProcedure;<a name="line.147"></a> |
| <span class="sourceLineNo">148</span>import org.apache.hadoop.hbase.master.replication.UpdatePeerConfigProcedure;<a name="line.148"></a> |
| <span class="sourceLineNo">149</span>import org.apache.hadoop.hbase.master.snapshot.SnapshotManager;<a name="line.149"></a> |
| <span class="sourceLineNo">150</span>import org.apache.hadoop.hbase.master.zksyncer.MasterAddressSyncer;<a name="line.150"></a> |
| <span class="sourceLineNo">151</span>import org.apache.hadoop.hbase.master.zksyncer.MetaLocationSyncer;<a name="line.151"></a> |
| <span class="sourceLineNo">152</span>import org.apache.hadoop.hbase.mob.MobConstants;<a name="line.152"></a> |
| <span class="sourceLineNo">153</span>import org.apache.hadoop.hbase.monitoring.MemoryBoundedLogMessageBuffer;<a name="line.153"></a> |
| <span class="sourceLineNo">154</span>import org.apache.hadoop.hbase.monitoring.MonitoredTask;<a name="line.154"></a> |
| <span class="sourceLineNo">155</span>import org.apache.hadoop.hbase.monitoring.TaskMonitor;<a name="line.155"></a> |
| <span class="sourceLineNo">156</span>import org.apache.hadoop.hbase.procedure.MasterProcedureManagerHost;<a name="line.156"></a> |
| <span class="sourceLineNo">157</span>import org.apache.hadoop.hbase.procedure.flush.MasterFlushTableProcedureManager;<a name="line.157"></a> |
| <span class="sourceLineNo">158</span>import org.apache.hadoop.hbase.procedure2.LockedResource;<a name="line.158"></a> |
| <span class="sourceLineNo">159</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.159"></a> |
| <span class="sourceLineNo">160</span>import org.apache.hadoop.hbase.procedure2.ProcedureEvent;<a name="line.160"></a> |
| <span class="sourceLineNo">161</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.161"></a> |
| <span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.procedure2.RemoteProcedureDispatcher.RemoteProcedure;<a name="line.162"></a> |
| <span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.procedure2.RemoteProcedureException;<a name="line.163"></a> |
| <span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.procedure2.store.ProcedureStore.ProcedureStoreListener;<a name="line.164"></a> |
| <span class="sourceLineNo">165</span>import org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore;<a name="line.165"></a> |
| <span class="sourceLineNo">166</span>import org.apache.hadoop.hbase.quotas.MasterQuotaManager;<a name="line.166"></a> |
| <span class="sourceLineNo">167</span>import org.apache.hadoop.hbase.quotas.MasterQuotasObserver;<a name="line.167"></a> |
| <span class="sourceLineNo">168</span>import org.apache.hadoop.hbase.quotas.QuotaObserverChore;<a name="line.168"></a> |
| <span class="sourceLineNo">169</span>import org.apache.hadoop.hbase.quotas.QuotaTableUtil;<a name="line.169"></a> |
| <span class="sourceLineNo">170</span>import org.apache.hadoop.hbase.quotas.QuotaUtil;<a name="line.170"></a> |
| <span class="sourceLineNo">171</span>import org.apache.hadoop.hbase.quotas.SnapshotQuotaObserverChore;<a name="line.171"></a> |
| <span class="sourceLineNo">172</span>import org.apache.hadoop.hbase.quotas.SpaceQuotaSnapshot;<a name="line.172"></a> |
| <span class="sourceLineNo">173</span>import org.apache.hadoop.hbase.quotas.SpaceQuotaSnapshot.SpaceQuotaStatus;<a name="line.173"></a> |
| <span class="sourceLineNo">174</span>import org.apache.hadoop.hbase.quotas.SpaceQuotaSnapshotNotifier;<a name="line.174"></a> |
| <span class="sourceLineNo">175</span>import org.apache.hadoop.hbase.quotas.SpaceQuotaSnapshotNotifierFactory;<a name="line.175"></a> |
| <span class="sourceLineNo">176</span>import org.apache.hadoop.hbase.quotas.SpaceViolationPolicy;<a name="line.176"></a> |
| <span class="sourceLineNo">177</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.177"></a> |
| <span class="sourceLineNo">178</span>import org.apache.hadoop.hbase.regionserver.RSRpcServices;<a name="line.178"></a> |
| <span class="sourceLineNo">179</span>import org.apache.hadoop.hbase.replication.ReplicationException;<a name="line.179"></a> |
| <span class="sourceLineNo">180</span>import org.apache.hadoop.hbase.replication.ReplicationLoadSource;<a name="line.180"></a> |
| <span class="sourceLineNo">181</span>import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;<a name="line.181"></a> |
| <span class="sourceLineNo">182</span>import org.apache.hadoop.hbase.replication.ReplicationPeerDescription;<a name="line.182"></a> |
| <span class="sourceLineNo">183</span>import org.apache.hadoop.hbase.replication.ReplicationUtils;<a name="line.183"></a> |
| <span class="sourceLineNo">184</span>import org.apache.hadoop.hbase.replication.SyncReplicationState;<a name="line.184"></a> |
| <span class="sourceLineNo">185</span>import org.apache.hadoop.hbase.replication.master.ReplicationHFileCleaner;<a name="line.185"></a> |
| <span class="sourceLineNo">186</span>import org.apache.hadoop.hbase.replication.master.ReplicationLogCleaner;<a name="line.186"></a> |
| <span class="sourceLineNo">187</span>import org.apache.hadoop.hbase.replication.master.ReplicationPeerConfigUpgrader;<a name="line.187"></a> |
| <span class="sourceLineNo">188</span>import org.apache.hadoop.hbase.replication.regionserver.ReplicationStatus;<a name="line.188"></a> |
| <span class="sourceLineNo">189</span>import org.apache.hadoop.hbase.security.AccessDeniedException;<a name="line.189"></a> |
| <span class="sourceLineNo">190</span>import org.apache.hadoop.hbase.security.SecurityConstants;<a name="line.190"></a> |
| <span class="sourceLineNo">191</span>import org.apache.hadoop.hbase.security.UserProvider;<a name="line.191"></a> |
| <span class="sourceLineNo">192</span>import org.apache.hadoop.hbase.trace.TraceUtil;<a name="line.192"></a> |
| <span class="sourceLineNo">193</span>import org.apache.hadoop.hbase.util.Addressing;<a name="line.193"></a> |
| <span class="sourceLineNo">194</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.194"></a> |
| <span class="sourceLineNo">195</span>import org.apache.hadoop.hbase.util.FutureUtils;<a name="line.195"></a> |
| <span class="sourceLineNo">196</span>import org.apache.hadoop.hbase.util.HBaseFsck;<a name="line.196"></a> |
| <span class="sourceLineNo">197</span>import org.apache.hadoop.hbase.util.HFileArchiveUtil;<a name="line.197"></a> |
| <span class="sourceLineNo">198</span>import org.apache.hadoop.hbase.util.HasThread;<a name="line.198"></a> |
| <span class="sourceLineNo">199</span>import org.apache.hadoop.hbase.util.IdLock;<a name="line.199"></a> |
| <span class="sourceLineNo">200</span>import org.apache.hadoop.hbase.util.ModifyRegionUtils;<a name="line.200"></a> |
| <span class="sourceLineNo">201</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.201"></a> |
| <span class="sourceLineNo">202</span>import org.apache.hadoop.hbase.util.RetryCounter;<a name="line.202"></a> |
| <span class="sourceLineNo">203</span>import org.apache.hadoop.hbase.util.RetryCounterFactory;<a name="line.203"></a> |
| <span class="sourceLineNo">204</span>import org.apache.hadoop.hbase.util.TableDescriptorChecker;<a name="line.204"></a> |
| <span class="sourceLineNo">205</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.205"></a> |
| <span class="sourceLineNo">206</span>import org.apache.hadoop.hbase.util.VersionInfo;<a name="line.206"></a> |
| <span class="sourceLineNo">207</span>import org.apache.hadoop.hbase.zookeeper.LoadBalancerTracker;<a name="line.207"></a> |
| <span class="sourceLineNo">208</span>import org.apache.hadoop.hbase.zookeeper.MasterAddressTracker;<a name="line.208"></a> |
| <span class="sourceLineNo">209</span>import org.apache.hadoop.hbase.zookeeper.RegionNormalizerTracker;<a name="line.209"></a> |
| <span class="sourceLineNo">210</span>import org.apache.hadoop.hbase.zookeeper.ZKClusterId;<a name="line.210"></a> |
| <span class="sourceLineNo">211</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.211"></a> |
| <span class="sourceLineNo">212</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.212"></a> |
| <span class="sourceLineNo">213</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.213"></a> |
| <span class="sourceLineNo">214</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.214"></a> |
| <span class="sourceLineNo">215</span>import org.apache.zookeeper.KeeperException;<a name="line.215"></a> |
| <span class="sourceLineNo">216</span>import org.eclipse.jetty.server.Server;<a name="line.216"></a> |
| <span class="sourceLineNo">217</span>import org.eclipse.jetty.server.ServerConnector;<a name="line.217"></a> |
| <span class="sourceLineNo">218</span>import org.eclipse.jetty.servlet.ServletHolder;<a name="line.218"></a> |
| <span class="sourceLineNo">219</span>import org.eclipse.jetty.webapp.WebAppContext;<a name="line.219"></a> |
| <span class="sourceLineNo">220</span>import org.slf4j.Logger;<a name="line.220"></a> |
| <span class="sourceLineNo">221</span>import org.slf4j.LoggerFactory;<a name="line.221"></a> |
| <span class="sourceLineNo">222</span><a name="line.222"></a> |
| <span class="sourceLineNo">223</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.223"></a> |
| <span class="sourceLineNo">224</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableSet;<a name="line.224"></a> |
| <span class="sourceLineNo">225</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.225"></a> |
| <span class="sourceLineNo">226</span>import org.apache.hbase.thirdparty.com.google.common.collect.Maps;<a name="line.226"></a> |
| <span class="sourceLineNo">227</span><a name="line.227"></a> |
| <span class="sourceLineNo">228</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.228"></a> |
| <span class="sourceLineNo">229</span>import org.apache.hadoop.hbase.shaded.protobuf.RequestConverter;<a name="line.229"></a> |
| <span class="sourceLineNo">230</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetRegionInfoResponse.CompactionState;<a name="line.230"></a> |
| <span class="sourceLineNo">231</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription;<a name="line.231"></a> |
| <span class="sourceLineNo">232</span><a name="line.232"></a> |
| <span class="sourceLineNo">233</span>/**<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> * HMaster is the "master server" for HBase. An HBase cluster has one active<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> * master. If many masters are started, all compete. Whichever wins goes on to<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> * run the cluster. All others park themselves in their constructor until<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> * master or cluster shutdown or until the active master loses its lease in<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> * zookeeper. Thereafter, all running master jostle to take over master role.<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> *<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> * <p>The Master can be asked shutdown the cluster. See {@link #shutdown()}. In<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> * this case it will tell all regionservers to go down and then wait on them<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> * all reporting in that they are down. This master will then shut itself down.<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> *<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> * <p>You can also shutdown just this master. Call {@link #stopMaster()}.<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> *<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> * @see org.apache.zookeeper.Watcher<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> */<a name="line.247"></a> |
| <span class="sourceLineNo">248</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.248"></a> |
| <span class="sourceLineNo">249</span>@SuppressWarnings("deprecation")<a name="line.249"></a> |
| <span class="sourceLineNo">250</span>public class HMaster extends HRegionServer implements MasterServices {<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> private static Logger LOG = LoggerFactory.getLogger(HMaster.class);<a name="line.251"></a> |
| <span class="sourceLineNo">252</span><a name="line.252"></a> |
| <span class="sourceLineNo">253</span> /**<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> * Protection against zombie master. Started once Master accepts active responsibility and<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> * starts taking over responsibilities. Allows a finite time window before giving up ownership.<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> */<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> private static class InitializationMonitor extends HasThread {<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> /** The amount of time in milliseconds to sleep before checking initialization status. */<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> public static final String TIMEOUT_KEY = "hbase.master.initializationmonitor.timeout";<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> public static final long TIMEOUT_DEFAULT = TimeUnit.MILLISECONDS.convert(15, TimeUnit.MINUTES);<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> * When timeout expired and initialization has not complete, call {@link System#exit(int)} when<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> * true, do nothing otherwise.<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> */<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> public static final String HALT_KEY = "hbase.master.initializationmonitor.haltontimeout";<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> public static final boolean HALT_DEFAULT = false;<a name="line.267"></a> |
| <span class="sourceLineNo">268</span><a name="line.268"></a> |
| <span class="sourceLineNo">269</span> private final HMaster master;<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> private final long timeout;<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> private final boolean haltOnTimeout;<a name="line.271"></a> |
| <span class="sourceLineNo">272</span><a name="line.272"></a> |
| <span class="sourceLineNo">273</span> /** Creates a Thread that monitors the {@link #isInitialized()} state. */<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> InitializationMonitor(HMaster master) {<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> super("MasterInitializationMonitor");<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> this.master = master;<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> this.timeout = master.getConfiguration().getLong(TIMEOUT_KEY, TIMEOUT_DEFAULT);<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> this.haltOnTimeout = master.getConfiguration().getBoolean(HALT_KEY, HALT_DEFAULT);<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> this.setDaemon(true);<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> }<a name="line.280"></a> |
| <span class="sourceLineNo">281</span><a name="line.281"></a> |
| <span class="sourceLineNo">282</span> @Override<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> public void run() {<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> try {<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> while (!master.isStopped() && master.isActiveMaster()) {<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> Thread.sleep(timeout);<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> if (master.isInitialized()) {<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> LOG.debug("Initialization completed within allotted tolerance. Monitor exiting.");<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> } else {<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> LOG.error("Master failed to complete initialization after " + timeout + "ms. Please"<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> + " consider submitting a bug report including a thread dump of this process.");<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> if (haltOnTimeout) {<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> LOG.error("Zombie Master exiting. Thread dump to stdout");<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> Threads.printThreadInfo(System.out, "Zombie HMaster");<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> System.exit(-1);<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> }<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> }<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> }<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> } catch (InterruptedException ie) {<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> LOG.trace("InitMonitor thread interrupted. Existing.");<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> }<a name="line.303"></a> |
| <span class="sourceLineNo">304</span><a name="line.304"></a> |
| <span class="sourceLineNo">305</span> // MASTER is name of the webapp and the attribute name used stuffing this<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> //instance into web context.<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> public static final String MASTER = "master";<a name="line.307"></a> |
| <span class="sourceLineNo">308</span><a name="line.308"></a> |
| <span class="sourceLineNo">309</span> // Manager and zk listener for master election<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> private final ActiveMasterManager activeMasterManager;<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> // Region server tracker<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> private RegionServerTracker regionServerTracker;<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> // Draining region server tracker<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> private DrainingServerTracker drainingServerTracker;<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> // Tracker for load balancer state<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> LoadBalancerTracker loadBalancerTracker;<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> // Tracker for meta location, if any client ZK quorum specified<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> MetaLocationSyncer metaLocationSyncer;<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> // Tracker for active master location, if any client ZK quorum specified<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> MasterAddressSyncer masterAddressSyncer;<a name="line.320"></a> |
| <span class="sourceLineNo">321</span><a name="line.321"></a> |
| <span class="sourceLineNo">322</span> // Tracker for split and merge state<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> private SplitOrMergeTracker splitOrMergeTracker;<a name="line.323"></a> |
| <span class="sourceLineNo">324</span><a name="line.324"></a> |
| <span class="sourceLineNo">325</span> // Tracker for region normalizer state<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> private RegionNormalizerTracker regionNormalizerTracker;<a name="line.326"></a> |
| <span class="sourceLineNo">327</span><a name="line.327"></a> |
| <span class="sourceLineNo">328</span> private ClusterSchemaService clusterSchemaService;<a name="line.328"></a> |
| <span class="sourceLineNo">329</span><a name="line.329"></a> |
| <span class="sourceLineNo">330</span> public static final String HBASE_MASTER_WAIT_ON_SERVICE_IN_SECONDS =<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> "hbase.master.wait.on.service.seconds";<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> public static final int DEFAULT_HBASE_MASTER_WAIT_ON_SERVICE_IN_SECONDS = 5 * 60;<a name="line.332"></a> |
| <span class="sourceLineNo">333</span><a name="line.333"></a> |
| <span class="sourceLineNo">334</span> // Metrics for the HMaster<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> final MetricsMaster metricsMaster;<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> // file system manager for the master FS operations<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> private MasterFileSystem fileSystemManager;<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> private MasterWalManager walManager;<a name="line.338"></a> |
| <span class="sourceLineNo">339</span><a name="line.339"></a> |
| <span class="sourceLineNo">340</span> // manager to manage procedure-based WAL splitting, can be null if current<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> // is zk-based WAL splitting. SplitWALManager will replace SplitLogManager<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> // and MasterWalManager, which means zk-based WAL splitting code will be<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> // useless after we switch to the procedure-based one. our eventual goal<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> // is to remove all the zk-based WAL splitting code.<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> private SplitWALManager splitWALManager;<a name="line.345"></a> |
| <span class="sourceLineNo">346</span><a name="line.346"></a> |
| <span class="sourceLineNo">347</span> // server manager to deal with region server info<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> private volatile ServerManager serverManager;<a name="line.348"></a> |
| <span class="sourceLineNo">349</span><a name="line.349"></a> |
| <span class="sourceLineNo">350</span> // manager of assignment nodes in zookeeper<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> private AssignmentManager assignmentManager;<a name="line.351"></a> |
| <span class="sourceLineNo">352</span><a name="line.352"></a> |
| <span class="sourceLineNo">353</span> // manager of replication<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> private ReplicationPeerManager replicationPeerManager;<a name="line.354"></a> |
| <span class="sourceLineNo">355</span><a name="line.355"></a> |
| <span class="sourceLineNo">356</span> private SyncReplicationReplayWALManager syncReplicationReplayWALManager;<a name="line.356"></a> |
| <span class="sourceLineNo">357</span><a name="line.357"></a> |
| <span class="sourceLineNo">358</span> // buffer for "fatal error" notices from region servers<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> // in the cluster. This is only used for assisting<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> // operations/debugging.<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> MemoryBoundedLogMessageBuffer rsFatals;<a name="line.361"></a> |
| <span class="sourceLineNo">362</span><a name="line.362"></a> |
| <span class="sourceLineNo">363</span> // flag set after we become the active master (used for testing)<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> private volatile boolean activeMaster = false;<a name="line.364"></a> |
| <span class="sourceLineNo">365</span><a name="line.365"></a> |
| <span class="sourceLineNo">366</span> // flag set after we complete initialization once active<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> private final ProcedureEvent<?> initialized = new ProcedureEvent<>("master initialized");<a name="line.367"></a> |
| <span class="sourceLineNo">368</span><a name="line.368"></a> |
| <span class="sourceLineNo">369</span> // flag set after master services are started,<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> // initialization may have not completed yet.<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> volatile boolean serviceStarted = false;<a name="line.371"></a> |
| <span class="sourceLineNo">372</span><a name="line.372"></a> |
| <span class="sourceLineNo">373</span> // Maximum time we should run balancer for<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> private final int maxBlancingTime;<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> // Maximum percent of regions in transition when balancing<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> private final double maxRitPercent;<a name="line.376"></a> |
| <span class="sourceLineNo">377</span><a name="line.377"></a> |
| <span class="sourceLineNo">378</span> private final LockManager lockManager = new LockManager(this);<a name="line.378"></a> |
| <span class="sourceLineNo">379</span><a name="line.379"></a> |
| <span class="sourceLineNo">380</span> private LoadBalancer balancer;<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> private RegionNormalizer normalizer;<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> private BalancerChore balancerChore;<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> private RegionNormalizerChore normalizerChore;<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> private ClusterStatusChore clusterStatusChore;<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> private ClusterStatusPublisher clusterStatusPublisherChore = null;<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> private SnapshotCleanerChore snapshotCleanerChore = null;<a name="line.386"></a> |
| <span class="sourceLineNo">387</span><a name="line.387"></a> |
| <span class="sourceLineNo">388</span> private HbckChore hbckChore;<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> CatalogJanitor catalogJanitorChore;<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> private DirScanPool cleanerPool;<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> private LogCleaner logCleaner;<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> private HFileCleaner hfileCleaner;<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> private ReplicationBarrierCleaner replicationBarrierCleaner;<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> private ExpiredMobFileCleanerChore expiredMobFileCleanerChore;<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> private MobCompactionChore mobCompactChore;<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> private MasterMobCompactionThread mobCompactThread;<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> // used to synchronize the mobCompactionStates<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> private final IdLock mobCompactionLock = new IdLock();<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> // save the information of mob compactions in tables.<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> // the key is table name, the value is the number of compactions in that table.<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> private Map<TableName, AtomicInteger> mobCompactionStates = Maps.newConcurrentMap();<a name="line.401"></a> |
| <span class="sourceLineNo">402</span><a name="line.402"></a> |
| <span class="sourceLineNo">403</span> MasterCoprocessorHost cpHost;<a name="line.403"></a> |
| <span class="sourceLineNo">404</span><a name="line.404"></a> |
| <span class="sourceLineNo">405</span> private final boolean preLoadTableDescriptors;<a name="line.405"></a> |
| <span class="sourceLineNo">406</span><a name="line.406"></a> |
| <span class="sourceLineNo">407</span> // Time stamps for when a hmaster became active<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> private long masterActiveTime;<a name="line.408"></a> |
| <span class="sourceLineNo">409</span><a name="line.409"></a> |
| <span class="sourceLineNo">410</span> // Time stamp for when HMaster finishes becoming Active Master<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> private long masterFinishedInitializationTime;<a name="line.411"></a> |
| <span class="sourceLineNo">412</span><a name="line.412"></a> |
| <span class="sourceLineNo">413</span> Map<String, Service> coprocessorServiceHandlers = Maps.newHashMap();<a name="line.413"></a> |
| <span class="sourceLineNo">414</span><a name="line.414"></a> |
| <span class="sourceLineNo">415</span> // monitor for snapshot of hbase tables<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> SnapshotManager snapshotManager;<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> // monitor for distributed procedures<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> private MasterProcedureManagerHost mpmHost;<a name="line.418"></a> |
| <span class="sourceLineNo">419</span><a name="line.419"></a> |
| <span class="sourceLineNo">420</span> // it is assigned after 'initialized' guard set to true, so should be volatile<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> private volatile MasterQuotaManager quotaManager;<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> private SpaceQuotaSnapshotNotifier spaceQuotaSnapshotNotifier;<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> private QuotaObserverChore quotaObserverChore;<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> private SnapshotQuotaObserverChore snapshotQuotaChore;<a name="line.424"></a> |
| <span class="sourceLineNo">425</span><a name="line.425"></a> |
| <span class="sourceLineNo">426</span> private ProcedureExecutor<MasterProcedureEnv> procedureExecutor;<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> private WALProcedureStore procedureStore;<a name="line.427"></a> |
| <span class="sourceLineNo">428</span><a name="line.428"></a> |
| <span class="sourceLineNo">429</span> // handle table states<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> private TableStateManager tableStateManager;<a name="line.430"></a> |
| <span class="sourceLineNo">431</span><a name="line.431"></a> |
| <span class="sourceLineNo">432</span> private long splitPlanCount;<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> private long mergePlanCount;<a name="line.433"></a> |
| <span class="sourceLineNo">434</span><a name="line.434"></a> |
| <span class="sourceLineNo">435</span> /* Handle favored nodes information */<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> private FavoredNodesManager favoredNodesManager;<a name="line.436"></a> |
| <span class="sourceLineNo">437</span><a name="line.437"></a> |
| <span class="sourceLineNo">438</span> /** jetty server for master to redirect requests to regionserver infoServer */<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> private Server masterJettyServer;<a name="line.439"></a> |
| <span class="sourceLineNo">440</span><a name="line.440"></a> |
| <span class="sourceLineNo">441</span> // Determine if we should do normal startup or minimal "single-user" mode with no region<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> // servers and no user tables. Useful for repair and recovery of hbase:meta<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> private final boolean maintenanceMode;<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> static final String MAINTENANCE_MODE = "hbase.master.maintenance_mode";<a name="line.444"></a> |
| <span class="sourceLineNo">445</span><a name="line.445"></a> |
| <span class="sourceLineNo">446</span> public static class RedirectServlet extends HttpServlet {<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> private static final long serialVersionUID = 2894774810058302473L;<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> private final int regionServerInfoPort;<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> private final String regionServerHostname;<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> * @param infoServer that we're trying to send all requests to<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> * @param hostname may be null. if given, will be used for redirects instead of host from client.<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> */<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> public RedirectServlet(InfoServer infoServer, String hostname) {<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> regionServerInfoPort = infoServer.getPort();<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> regionServerHostname = hostname;<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> }<a name="line.458"></a> |
| <span class="sourceLineNo">459</span><a name="line.459"></a> |
| <span class="sourceLineNo">460</span> @Override<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> public void doGet(HttpServletRequest request,<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> HttpServletResponse response) throws ServletException, IOException {<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> String redirectHost = regionServerHostname;<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> if(redirectHost == null) {<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> redirectHost = request.getServerName();<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> if(!Addressing.isLocalAddress(InetAddress.getByName(redirectHost))) {<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> LOG.warn("Couldn't resolve '" + redirectHost + "' as an address local to this node and '" +<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> MASTER_HOSTNAME_KEY + "' is not set; client will get a HTTP 400 response. If " +<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> "your HBase deployment relies on client accessible names that the region server process " +<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> "can't resolve locally, then you should set the previously mentioned configuration variable " +<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> "to an appropriate hostname.");<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> // no sending client provided input back to the client, so the goal host is just in the logs.<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> response.sendError(400, "Request was to a host that I can't resolve for any of the network interfaces on " +<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> "this node. If this is due to an intermediary such as an HTTP load balancer or other proxy, your HBase " +<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> "administrator can set '" + MASTER_HOSTNAME_KEY + "' to point to the correct hostname.");<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> return;<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> }<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> }<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> // TODO this scheme should come from looking at the scheme registered in the infoserver's http server for the<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> // host and port we're using, but it's buried way too deep to do that ATM.<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> String redirectUrl = request.getScheme() + "://"<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> + redirectHost + ":" + regionServerInfoPort<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> + request.getRequestURI();<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> response.sendRedirect(redirectUrl);<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> }<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> }<a name="line.486"></a> |
| <span class="sourceLineNo">487</span><a name="line.487"></a> |
| <span class="sourceLineNo">488</span> /**<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> * Initializes the HMaster. The steps are as follows:<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> * <p><a name="line.490"></a> |
| <span class="sourceLineNo">491</span> * <ol><a name="line.491"></a> |
| <span class="sourceLineNo">492</span> * <li>Initialize the local HRegionServer<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> * <li>Start the ActiveMasterManager.<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> * </ol><a name="line.494"></a> |
| <span class="sourceLineNo">495</span> * <p><a name="line.495"></a> |
| <span class="sourceLineNo">496</span> * Remaining steps of initialization occur in<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> * #finishActiveMasterInitialization(MonitoredTask) after<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> * the master becomes the active one.<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> */<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> public HMaster(final Configuration conf)<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> throws IOException, KeeperException {<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> super(conf);<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> TraceUtil.initTracer(conf);<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> try {<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> if (conf.getBoolean(MAINTENANCE_MODE, false)) {<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> LOG.info("Detected {}=true via configuration.", MAINTENANCE_MODE);<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> maintenanceMode = true;<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> } else if (Boolean.getBoolean(MAINTENANCE_MODE)) {<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> LOG.info("Detected {}=true via environment variables.", MAINTENANCE_MODE);<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> maintenanceMode = true;<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> } else {<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> maintenanceMode = false;<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> }<a name="line.513"></a> |
| <span class="sourceLineNo">514</span><a name="line.514"></a> |
| <span class="sourceLineNo">515</span> this.rsFatals = new MemoryBoundedLogMessageBuffer(<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> conf.getLong("hbase.master.buffer.for.rs.fatals", 1 * 1024 * 1024));<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> LOG.info("hbase.rootdir=" + getRootDir() +<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> ", hbase.cluster.distributed=" + this.conf.getBoolean(HConstants.CLUSTER_DISTRIBUTED, false));<a name="line.518"></a> |
| <span class="sourceLineNo">519</span><a name="line.519"></a> |
| <span class="sourceLineNo">520</span> // Disable usage of meta replicas in the master<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> this.conf.setBoolean(HConstants.USE_META_REPLICAS, false);<a name="line.521"></a> |
| <span class="sourceLineNo">522</span><a name="line.522"></a> |
| <span class="sourceLineNo">523</span> decorateMasterConfiguration(this.conf);<a name="line.523"></a> |
| <span class="sourceLineNo">524</span><a name="line.524"></a> |
| <span class="sourceLineNo">525</span> // Hack! Maps DFSClient => Master for logs. HDFS made this<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> // config param for task trackers, but we can piggyback off of it.<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> if (this.conf.get("mapreduce.task.attempt.id") == null) {<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> this.conf.set("mapreduce.task.attempt.id", "hb_m_" + this.serverName.toString());<a name="line.528"></a> |
| <span class="sourceLineNo">529</span> }<a name="line.529"></a> |
| <span class="sourceLineNo">530</span><a name="line.530"></a> |
| <span class="sourceLineNo">531</span> this.metricsMaster = new MetricsMaster(new MetricsMasterWrapperImpl(this));<a name="line.531"></a> |
| <span class="sourceLineNo">532</span><a name="line.532"></a> |
| <span class="sourceLineNo">533</span> // preload table descriptor at startup<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> this.preLoadTableDescriptors = conf.getBoolean("hbase.master.preload.tabledescriptors", true);<a name="line.534"></a> |
| <span class="sourceLineNo">535</span><a name="line.535"></a> |
| <span class="sourceLineNo">536</span> this.maxBlancingTime = getMaxBalancingTime();<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> this.maxRitPercent = conf.getDouble(HConstants.HBASE_MASTER_BALANCER_MAX_RIT_PERCENT,<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> HConstants.DEFAULT_HBASE_MASTER_BALANCER_MAX_RIT_PERCENT);<a name="line.538"></a> |
| <span class="sourceLineNo">539</span><a name="line.539"></a> |
| <span class="sourceLineNo">540</span> // Do we publish the status?<a name="line.540"></a> |
| <span class="sourceLineNo">541</span><a name="line.541"></a> |
| <span class="sourceLineNo">542</span> boolean shouldPublish = conf.getBoolean(HConstants.STATUS_PUBLISHED,<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> HConstants.STATUS_PUBLISHED_DEFAULT);<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> Class<? extends ClusterStatusPublisher.Publisher> publisherClass =<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> conf.getClass(ClusterStatusPublisher.STATUS_PUBLISHER_CLASS,<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> ClusterStatusPublisher.DEFAULT_STATUS_PUBLISHER_CLASS,<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> ClusterStatusPublisher.Publisher.class);<a name="line.547"></a> |
| <span class="sourceLineNo">548</span><a name="line.548"></a> |
| <span class="sourceLineNo">549</span> if (shouldPublish) {<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> if (publisherClass == null) {<a name="line.550"></a> |
| <span class="sourceLineNo">551</span> LOG.warn(HConstants.STATUS_PUBLISHED + " is true, but " +<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> ClusterStatusPublisher.DEFAULT_STATUS_PUBLISHER_CLASS +<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> " is not set - not publishing status");<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> } else {<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> clusterStatusPublisherChore = new ClusterStatusPublisher(this, conf, publisherClass);<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> getChoreService().scheduleChore(clusterStatusPublisherChore);<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> }<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> }<a name="line.558"></a> |
| <span class="sourceLineNo">559</span><a name="line.559"></a> |
| <span class="sourceLineNo">560</span> // Some unit tests don't need a cluster, so no zookeeper at all<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> if (!conf.getBoolean("hbase.testing.nocluster", false)) {<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> this.activeMasterManager = new ActiveMasterManager(zooKeeper, this.serverName, this);<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> } else {<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> this.activeMasterManager = null;<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> }<a name="line.565"></a> |
| <span class="sourceLineNo">566</span> } catch (Throwable t) {<a name="line.566"></a> |
| <span class="sourceLineNo">567</span> // Make sure we log the exception. HMaster is often started via reflection and the<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> // cause of failed startup is lost.<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> LOG.error("Failed construction of Master", t);<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> throw t;<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> }<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> }<a name="line.572"></a> |
| <span class="sourceLineNo">573</span><a name="line.573"></a> |
| <span class="sourceLineNo">574</span> @Override<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> protected String getUseThisHostnameInstead(Configuration conf) {<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> return conf.get(MASTER_HOSTNAME_KEY);<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> }<a name="line.577"></a> |
| <span class="sourceLineNo">578</span><a name="line.578"></a> |
| <span class="sourceLineNo">579</span> // Main run loop. Calls through to the regionserver run loop AFTER becoming active Master; will<a name="line.579"></a> |
| <span class="sourceLineNo">580</span> // block in here until then.<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> @Override<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> public void run() {<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> try {<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> if (!conf.getBoolean("hbase.testing.nocluster", false)) {<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> Threads.setDaemonThreadRunning(new Thread(() -> {<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> try {<a name="line.586"></a> |
| <span class="sourceLineNo">587</span> int infoPort = putUpJettyServer();<a name="line.587"></a> |
| <span class="sourceLineNo">588</span> startActiveMasterManager(infoPort);<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> } catch (Throwable t) {<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> // Make sure we log the exception.<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> String error = "Failed to become Active Master";<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> LOG.error(error, t);<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> // Abort should have been called already.<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> if (!isAborted()) {<a name="line.594"></a> |
| <span class="sourceLineNo">595</span> abort(error, t);<a name="line.595"></a> |
| <span class="sourceLineNo">596</span> }<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> }<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> }), getName() + ":becomeActiveMaster");<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> }<a name="line.599"></a> |
| <span class="sourceLineNo">600</span> // Fall in here even if we have been aborted. Need to run the shutdown services and<a name="line.600"></a> |
| <span class="sourceLineNo">601</span> // the super run call will do this for us.<a name="line.601"></a> |
| <span class="sourceLineNo">602</span> super.run();<a name="line.602"></a> |
| <span class="sourceLineNo">603</span> } finally {<a name="line.603"></a> |
| <span class="sourceLineNo">604</span> if (this.clusterSchemaService != null) {<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> // If on way out, then we are no longer active master.<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> this.clusterSchemaService.stopAsync();<a name="line.606"></a> |
| <span class="sourceLineNo">607</span> try {<a name="line.607"></a> |
| <span class="sourceLineNo">608</span> this.clusterSchemaService.awaitTerminated(<a name="line.608"></a> |
| <span class="sourceLineNo">609</span> getConfiguration().getInt(HBASE_MASTER_WAIT_ON_SERVICE_IN_SECONDS,<a name="line.609"></a> |
| <span class="sourceLineNo">610</span> DEFAULT_HBASE_MASTER_WAIT_ON_SERVICE_IN_SECONDS), TimeUnit.SECONDS);<a name="line.610"></a> |
| <span class="sourceLineNo">611</span> } catch (TimeoutException te) {<a name="line.611"></a> |
| <span class="sourceLineNo">612</span> LOG.warn("Failed shutdown of clusterSchemaService", te);<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> }<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> }<a name="line.614"></a> |
| <span class="sourceLineNo">615</span> this.activeMaster = false;<a name="line.615"></a> |
| <span class="sourceLineNo">616</span> }<a name="line.616"></a> |
| <span class="sourceLineNo">617</span> }<a name="line.617"></a> |
| <span class="sourceLineNo">618</span><a name="line.618"></a> |
| <span class="sourceLineNo">619</span> // return the actual infoPort, -1 means disable info server.<a name="line.619"></a> |
| <span class="sourceLineNo">620</span> private int putUpJettyServer() throws IOException {<a name="line.620"></a> |
| <span class="sourceLineNo">621</span> if (!conf.getBoolean("hbase.master.infoserver.redirect", true)) {<a name="line.621"></a> |
| <span class="sourceLineNo">622</span> return -1;<a name="line.622"></a> |
| <span class="sourceLineNo">623</span> }<a name="line.623"></a> |
| <span class="sourceLineNo">624</span> final int infoPort = conf.getInt("hbase.master.info.port.orig",<a name="line.624"></a> |
| <span class="sourceLineNo">625</span> HConstants.DEFAULT_MASTER_INFOPORT);<a name="line.625"></a> |
| <span class="sourceLineNo">626</span> // -1 is for disabling info server, so no redirecting<a name="line.626"></a> |
| <span class="sourceLineNo">627</span> if (infoPort < 0 || infoServer == null) {<a name="line.627"></a> |
| <span class="sourceLineNo">628</span> return -1;<a name="line.628"></a> |
| <span class="sourceLineNo">629</span> }<a name="line.629"></a> |
| <span class="sourceLineNo">630</span> if(infoPort == infoServer.getPort()) {<a name="line.630"></a> |
| <span class="sourceLineNo">631</span> return infoPort;<a name="line.631"></a> |
| <span class="sourceLineNo">632</span> }<a name="line.632"></a> |
| <span class="sourceLineNo">633</span> final String addr = conf.get("hbase.master.info.bindAddress", "0.0.0.0");<a name="line.633"></a> |
| <span class="sourceLineNo">634</span> if (!Addressing.isLocalAddress(InetAddress.getByName(addr))) {<a name="line.634"></a> |
| <span class="sourceLineNo">635</span> String msg =<a name="line.635"></a> |
| <span class="sourceLineNo">636</span> "Failed to start redirecting jetty server. Address " + addr<a name="line.636"></a> |
| <span class="sourceLineNo">637</span> + " does not belong to this host. Correct configuration parameter: "<a name="line.637"></a> |
| <span class="sourceLineNo">638</span> + "hbase.master.info.bindAddress";<a name="line.638"></a> |
| <span class="sourceLineNo">639</span> LOG.error(msg);<a name="line.639"></a> |
| <span class="sourceLineNo">640</span> throw new IOException(msg);<a name="line.640"></a> |
| <span class="sourceLineNo">641</span> }<a name="line.641"></a> |
| <span class="sourceLineNo">642</span><a name="line.642"></a> |
| <span class="sourceLineNo">643</span> // TODO I'm pretty sure we could just add another binding to the InfoServer run by<a name="line.643"></a> |
| <span class="sourceLineNo">644</span> // the RegionServer and have it run the RedirectServlet instead of standing up<a name="line.644"></a> |
| <span class="sourceLineNo">645</span> // a second entire stack here.<a name="line.645"></a> |
| <span class="sourceLineNo">646</span> masterJettyServer = new Server();<a name="line.646"></a> |
| <span class="sourceLineNo">647</span> final ServerConnector connector = new ServerConnector(masterJettyServer);<a name="line.647"></a> |
| <span class="sourceLineNo">648</span> connector.setHost(addr);<a name="line.648"></a> |
| <span class="sourceLineNo">649</span> connector.setPort(infoPort);<a name="line.649"></a> |
| <span class="sourceLineNo">650</span> masterJettyServer.addConnector(connector);<a name="line.650"></a> |
| <span class="sourceLineNo">651</span> masterJettyServer.setStopAtShutdown(true);<a name="line.651"></a> |
| <span class="sourceLineNo">652</span><a name="line.652"></a> |
| <span class="sourceLineNo">653</span> final String redirectHostname =<a name="line.653"></a> |
| <span class="sourceLineNo">654</span> StringUtils.isBlank(useThisHostnameInstead) ? null : useThisHostnameInstead;<a name="line.654"></a> |
| <span class="sourceLineNo">655</span><a name="line.655"></a> |
| <span class="sourceLineNo">656</span> final RedirectServlet redirect = new RedirectServlet(infoServer, redirectHostname);<a name="line.656"></a> |
| <span class="sourceLineNo">657</span> final WebAppContext context = new WebAppContext(null, "/", null, null, null, null, WebAppContext.NO_SESSIONS);<a name="line.657"></a> |
| <span class="sourceLineNo">658</span> context.addServlet(new ServletHolder(redirect), "/*");<a name="line.658"></a> |
| <span class="sourceLineNo">659</span> context.setServer(masterJettyServer);<a name="line.659"></a> |
| <span class="sourceLineNo">660</span><a name="line.660"></a> |
| <span class="sourceLineNo">661</span> try {<a name="line.661"></a> |
| <span class="sourceLineNo">662</span> masterJettyServer.start();<a name="line.662"></a> |
| <span class="sourceLineNo">663</span> } catch (Exception e) {<a name="line.663"></a> |
| <span class="sourceLineNo">664</span> throw new IOException("Failed to start redirecting jetty server", e);<a name="line.664"></a> |
| <span class="sourceLineNo">665</span> }<a name="line.665"></a> |
| <span class="sourceLineNo">666</span> return connector.getLocalPort();<a name="line.666"></a> |
| <span class="sourceLineNo">667</span> }<a name="line.667"></a> |
| <span class="sourceLineNo">668</span><a name="line.668"></a> |
| <span class="sourceLineNo">669</span> @Override<a name="line.669"></a> |
| <span class="sourceLineNo">670</span> protected Function<TableDescriptorBuilder, TableDescriptorBuilder> getMetaTableObserver() {<a name="line.670"></a> |
| <span class="sourceLineNo">671</span> return builder -> builder.setRegionReplication(conf.getInt(HConstants.META_REPLICAS_NUM, HConstants.DEFAULT_META_REPLICA_NUM));<a name="line.671"></a> |
| <span class="sourceLineNo">672</span> }<a name="line.672"></a> |
| <span class="sourceLineNo">673</span> /**<a name="line.673"></a> |
| <span class="sourceLineNo">674</span> * For compatibility, if failed with regionserver credentials, try the master one<a name="line.674"></a> |
| <span class="sourceLineNo">675</span> */<a name="line.675"></a> |
| <span class="sourceLineNo">676</span> @Override<a name="line.676"></a> |
| <span class="sourceLineNo">677</span> protected void login(UserProvider user, String host) throws IOException {<a name="line.677"></a> |
| <span class="sourceLineNo">678</span> try {<a name="line.678"></a> |
| <span class="sourceLineNo">679</span> super.login(user, host);<a name="line.679"></a> |
| <span class="sourceLineNo">680</span> } catch (IOException ie) {<a name="line.680"></a> |
| <span class="sourceLineNo">681</span> user.login(SecurityConstants.MASTER_KRB_KEYTAB_FILE,<a name="line.681"></a> |
| <span class="sourceLineNo">682</span> SecurityConstants.MASTER_KRB_PRINCIPAL, host);<a name="line.682"></a> |
| <span class="sourceLineNo">683</span> }<a name="line.683"></a> |
| <span class="sourceLineNo">684</span> }<a name="line.684"></a> |
| <span class="sourceLineNo">685</span><a name="line.685"></a> |
| <span class="sourceLineNo">686</span> /**<a name="line.686"></a> |
| <span class="sourceLineNo">687</span> * If configured to put regions on active master,<a name="line.687"></a> |
| <span class="sourceLineNo">688</span> * wait till a backup master becomes active.<a name="line.688"></a> |
| <span class="sourceLineNo">689</span> * Otherwise, loop till the server is stopped or aborted.<a name="line.689"></a> |
| <span class="sourceLineNo">690</span> */<a name="line.690"></a> |
| <span class="sourceLineNo">691</span> @Override<a name="line.691"></a> |
| <span class="sourceLineNo">692</span> protected void waitForMasterActive(){<a name="line.692"></a> |
| <span class="sourceLineNo">693</span> if (maintenanceMode) {<a name="line.693"></a> |
| <span class="sourceLineNo">694</span> return;<a name="line.694"></a> |
| <span class="sourceLineNo">695</span> }<a name="line.695"></a> |
| <span class="sourceLineNo">696</span> boolean tablesOnMaster = LoadBalancer.isTablesOnMaster(conf);<a name="line.696"></a> |
| <span class="sourceLineNo">697</span> while (!(tablesOnMaster && activeMaster) && !isStopped() && !isAborted()) {<a name="line.697"></a> |
| <span class="sourceLineNo">698</span> sleeper.sleep();<a name="line.698"></a> |
| <span class="sourceLineNo">699</span> }<a name="line.699"></a> |
| <span class="sourceLineNo">700</span> }<a name="line.700"></a> |
| <span class="sourceLineNo">701</span><a name="line.701"></a> |
| <span class="sourceLineNo">702</span> @VisibleForTesting<a name="line.702"></a> |
| <span class="sourceLineNo">703</span> public MasterRpcServices getMasterRpcServices() {<a name="line.703"></a> |
| <span class="sourceLineNo">704</span> return (MasterRpcServices)rpcServices;<a name="line.704"></a> |
| <span class="sourceLineNo">705</span> }<a name="line.705"></a> |
| <span class="sourceLineNo">706</span><a name="line.706"></a> |
| <span class="sourceLineNo">707</span> public boolean balanceSwitch(final boolean b) throws IOException {<a name="line.707"></a> |
| <span class="sourceLineNo">708</span> return getMasterRpcServices().switchBalancer(b, BalanceSwitchMode.ASYNC);<a name="line.708"></a> |
| <span class="sourceLineNo">709</span> }<a name="line.709"></a> |
| <span class="sourceLineNo">710</span><a name="line.710"></a> |
| <span class="sourceLineNo">711</span> @Override<a name="line.711"></a> |
| <span class="sourceLineNo">712</span> protected String getProcessName() {<a name="line.712"></a> |
| <span class="sourceLineNo">713</span> return MASTER;<a name="line.713"></a> |
| <span class="sourceLineNo">714</span> }<a name="line.714"></a> |
| <span class="sourceLineNo">715</span><a name="line.715"></a> |
| <span class="sourceLineNo">716</span> @Override<a name="line.716"></a> |
| <span class="sourceLineNo">717</span> protected boolean canCreateBaseZNode() {<a name="line.717"></a> |
| <span class="sourceLineNo">718</span> return true;<a name="line.718"></a> |
| <span class="sourceLineNo">719</span> }<a name="line.719"></a> |
| <span class="sourceLineNo">720</span><a name="line.720"></a> |
| <span class="sourceLineNo">721</span> @Override<a name="line.721"></a> |
| <span class="sourceLineNo">722</span> protected boolean canUpdateTableDescriptor() {<a name="line.722"></a> |
| <span class="sourceLineNo">723</span> return true;<a name="line.723"></a> |
| <span class="sourceLineNo">724</span> }<a name="line.724"></a> |
| <span class="sourceLineNo">725</span><a name="line.725"></a> |
| <span class="sourceLineNo">726</span> @Override<a name="line.726"></a> |
| <span class="sourceLineNo">727</span> protected RSRpcServices createRpcServices() throws IOException {<a name="line.727"></a> |
| <span class="sourceLineNo">728</span> return new MasterRpcServices(this);<a name="line.728"></a> |
| <span class="sourceLineNo">729</span> }<a name="line.729"></a> |
| <span class="sourceLineNo">730</span><a name="line.730"></a> |
| <span class="sourceLineNo">731</span> @Override<a name="line.731"></a> |
| <span class="sourceLineNo">732</span> protected void configureInfoServer() {<a name="line.732"></a> |
| <span class="sourceLineNo">733</span> infoServer.addServlet("master-status", "/master-status", MasterStatusServlet.class);<a name="line.733"></a> |
| <span class="sourceLineNo">734</span> infoServer.setAttribute(MASTER, this);<a name="line.734"></a> |
| <span class="sourceLineNo">735</span> if (LoadBalancer.isTablesOnMaster(conf)) {<a name="line.735"></a> |
| <span class="sourceLineNo">736</span> super.configureInfoServer();<a name="line.736"></a> |
| <span class="sourceLineNo">737</span> }<a name="line.737"></a> |
| <span class="sourceLineNo">738</span> }<a name="line.738"></a> |
| <span class="sourceLineNo">739</span><a name="line.739"></a> |
| <span class="sourceLineNo">740</span> @Override<a name="line.740"></a> |
| <span class="sourceLineNo">741</span> protected Class<? extends HttpServlet> getDumpServlet() {<a name="line.741"></a> |
| <span class="sourceLineNo">742</span> return MasterDumpServlet.class;<a name="line.742"></a> |
| <span class="sourceLineNo">743</span> }<a name="line.743"></a> |
| <span class="sourceLineNo">744</span><a name="line.744"></a> |
| <span class="sourceLineNo">745</span> @Override<a name="line.745"></a> |
| <span class="sourceLineNo">746</span> public MetricsMaster getMasterMetrics() {<a name="line.746"></a> |
| <span class="sourceLineNo">747</span> return metricsMaster;<a name="line.747"></a> |
| <span class="sourceLineNo">748</span> }<a name="line.748"></a> |
| <span class="sourceLineNo">749</span><a name="line.749"></a> |
| <span class="sourceLineNo">750</span> /**<a name="line.750"></a> |
| <span class="sourceLineNo">751</span> * <p><a name="line.751"></a> |
| <span class="sourceLineNo">752</span> * Initialize all ZK based system trackers. But do not include {@link RegionServerTracker}, it<a name="line.752"></a> |
| <span class="sourceLineNo">753</span> * should have already been initialized along with {@link ServerManager}.<a name="line.753"></a> |
| <span class="sourceLineNo">754</span> * </p><a name="line.754"></a> |
| <span class="sourceLineNo">755</span> * <p><a name="line.755"></a> |
| <span class="sourceLineNo">756</span> * Will be overridden in tests.<a name="line.756"></a> |
| <span class="sourceLineNo">757</span> * </p><a name="line.757"></a> |
| <span class="sourceLineNo">758</span> */<a name="line.758"></a> |
| <span class="sourceLineNo">759</span> @VisibleForTesting<a name="line.759"></a> |
| <span class="sourceLineNo">760</span> protected void initializeZKBasedSystemTrackers()<a name="line.760"></a> |
| <span class="sourceLineNo">761</span> throws IOException, InterruptedException, KeeperException, ReplicationException {<a name="line.761"></a> |
| <span class="sourceLineNo">762</span> this.balancer = LoadBalancerFactory.getLoadBalancer(conf);<a name="line.762"></a> |
| <span class="sourceLineNo">763</span> this.normalizer = RegionNormalizerFactory.getRegionNormalizer(conf);<a name="line.763"></a> |
| <span class="sourceLineNo">764</span> this.normalizer.setMasterServices(this);<a name="line.764"></a> |
| <span class="sourceLineNo">765</span> this.normalizer.setMasterRpcServices((MasterRpcServices)rpcServices);<a name="line.765"></a> |
| <span class="sourceLineNo">766</span> this.loadBalancerTracker = new LoadBalancerTracker(zooKeeper, this);<a name="line.766"></a> |
| <span class="sourceLineNo">767</span> this.loadBalancerTracker.start();<a name="line.767"></a> |
| <span class="sourceLineNo">768</span><a name="line.768"></a> |
| <span class="sourceLineNo">769</span> this.regionNormalizerTracker = new RegionNormalizerTracker(zooKeeper, this);<a name="line.769"></a> |
| <span class="sourceLineNo">770</span> this.regionNormalizerTracker.start();<a name="line.770"></a> |
| <span class="sourceLineNo">771</span><a name="line.771"></a> |
| <span class="sourceLineNo">772</span> this.splitOrMergeTracker = new SplitOrMergeTracker(zooKeeper, conf, this);<a name="line.772"></a> |
| <span class="sourceLineNo">773</span> this.splitOrMergeTracker.start();<a name="line.773"></a> |
| <span class="sourceLineNo">774</span><a name="line.774"></a> |
| <span class="sourceLineNo">775</span> this.replicationPeerManager = ReplicationPeerManager.create(zooKeeper, conf);<a name="line.775"></a> |
| <span class="sourceLineNo">776</span><a name="line.776"></a> |
| <span class="sourceLineNo">777</span> this.drainingServerTracker = new DrainingServerTracker(zooKeeper, this, this.serverManager);<a name="line.777"></a> |
| <span class="sourceLineNo">778</span> this.drainingServerTracker.start();<a name="line.778"></a> |
| <span class="sourceLineNo">779</span><a name="line.779"></a> |
| <span class="sourceLineNo">780</span> String clientQuorumServers = conf.get(HConstants.CLIENT_ZOOKEEPER_QUORUM);<a name="line.780"></a> |
| <span class="sourceLineNo">781</span> boolean clientZkObserverMode = conf.getBoolean(HConstants.CLIENT_ZOOKEEPER_OBSERVER_MODE,<a name="line.781"></a> |
| <span class="sourceLineNo">782</span> HConstants.DEFAULT_CLIENT_ZOOKEEPER_OBSERVER_MODE);<a name="line.782"></a> |
| <span class="sourceLineNo">783</span> if (clientQuorumServers != null && !clientZkObserverMode) {<a name="line.783"></a> |
| <span class="sourceLineNo">784</span> // we need to take care of the ZK information synchronization<a name="line.784"></a> |
| <span class="sourceLineNo">785</span> // if given client ZK are not observer nodes<a name="line.785"></a> |
| <span class="sourceLineNo">786</span> ZKWatcher clientZkWatcher = new ZKWatcher(conf,<a name="line.786"></a> |
| <span class="sourceLineNo">787</span> getProcessName() + ":" + rpcServices.getSocketAddress().getPort() + "-clientZK", this,<a name="line.787"></a> |
| <span class="sourceLineNo">788</span> false, true);<a name="line.788"></a> |
| <span class="sourceLineNo">789</span> this.metaLocationSyncer = new MetaLocationSyncer(zooKeeper, clientZkWatcher, this);<a name="line.789"></a> |
| <span class="sourceLineNo">790</span> this.metaLocationSyncer.start();<a name="line.790"></a> |
| <span class="sourceLineNo">791</span> this.masterAddressSyncer = new MasterAddressSyncer(zooKeeper, clientZkWatcher, this);<a name="line.791"></a> |
| <span class="sourceLineNo">792</span> this.masterAddressSyncer.start();<a name="line.792"></a> |
| <span class="sourceLineNo">793</span> // set cluster id is a one-go effort<a name="line.793"></a> |
| <span class="sourceLineNo">794</span> ZKClusterId.setClusterId(clientZkWatcher, fileSystemManager.getClusterId());<a name="line.794"></a> |
| <span class="sourceLineNo">795</span> }<a name="line.795"></a> |
| <span class="sourceLineNo">796</span><a name="line.796"></a> |
| <span class="sourceLineNo">797</span> // Set the cluster as up. If new RSs, they'll be waiting on this before<a name="line.797"></a> |
| <span class="sourceLineNo">798</span> // going ahead with their startup.<a name="line.798"></a> |
| <span class="sourceLineNo">799</span> boolean wasUp = this.clusterStatusTracker.isClusterUp();<a name="line.799"></a> |
| <span class="sourceLineNo">800</span> if (!wasUp) this.clusterStatusTracker.setClusterUp();<a name="line.800"></a> |
| <span class="sourceLineNo">801</span><a name="line.801"></a> |
| <span class="sourceLineNo">802</span> LOG.info("Active/primary master=" + this.serverName +<a name="line.802"></a> |
| <span class="sourceLineNo">803</span> ", sessionid=0x" +<a name="line.803"></a> |
| <span class="sourceLineNo">804</span> Long.toHexString(this.zooKeeper.getRecoverableZooKeeper().getSessionId()) +<a name="line.804"></a> |
| <span class="sourceLineNo">805</span> ", setting cluster-up flag (Was=" + wasUp + ")");<a name="line.805"></a> |
| <span class="sourceLineNo">806</span><a name="line.806"></a> |
| <span class="sourceLineNo">807</span> // create/initialize the snapshot manager and other procedure managers<a name="line.807"></a> |
| <span class="sourceLineNo">808</span> this.snapshotManager = new SnapshotManager();<a name="line.808"></a> |
| <span class="sourceLineNo">809</span> this.mpmHost = new MasterProcedureManagerHost();<a name="line.809"></a> |
| <span class="sourceLineNo">810</span> this.mpmHost.register(this.snapshotManager);<a name="line.810"></a> |
| <span class="sourceLineNo">811</span> this.mpmHost.register(new MasterFlushTableProcedureManager());<a name="line.811"></a> |
| <span class="sourceLineNo">812</span> this.mpmHost.loadProcedures(conf);<a name="line.812"></a> |
| <span class="sourceLineNo">813</span> this.mpmHost.initialize(this, this.metricsMaster);<a name="line.813"></a> |
| <span class="sourceLineNo">814</span> }<a name="line.814"></a> |
| <span class="sourceLineNo">815</span><a name="line.815"></a> |
| <span class="sourceLineNo">816</span> private static final ImmutableSet<Class<? extends Procedure>> UNSUPPORTED_PROCEDURES =<a name="line.816"></a> |
| <span class="sourceLineNo">817</span> ImmutableSet.of(RecoverMetaProcedure.class, AssignProcedure.class, UnassignProcedure.class,<a name="line.817"></a> |
| <span class="sourceLineNo">818</span> MoveRegionProcedure.class);<a name="line.818"></a> |
| <span class="sourceLineNo">819</span><a name="line.819"></a> |
| <span class="sourceLineNo">820</span> /**<a name="line.820"></a> |
| <span class="sourceLineNo">821</span> * In HBASE-20811, we have introduced a new TRSP to assign/unassign/move regions, and it is<a name="line.821"></a> |
| <span class="sourceLineNo">822</span> * incompatible with the old AssignProcedure/UnassignProcedure/MoveRegionProcedure. So we need to<a name="line.822"></a> |
| <span class="sourceLineNo">823</span> * make sure that there are none these procedures when upgrading. If there are, the master will<a name="line.823"></a> |
| <span class="sourceLineNo">824</span> * quit, you need to go back to the old version to finish these procedures first before upgrading.<a name="line.824"></a> |
| <span class="sourceLineNo">825</span> */<a name="line.825"></a> |
| <span class="sourceLineNo">826</span> private void checkUnsupportedProcedure(<a name="line.826"></a> |
| <span class="sourceLineNo">827</span> Map<Class<? extends Procedure>, List<Procedure<MasterProcedureEnv>>> procsByType)<a name="line.827"></a> |
| <span class="sourceLineNo">828</span> throws HBaseIOException {<a name="line.828"></a> |
| <span class="sourceLineNo">829</span> // Confirm that we do not have unfinished assign/unassign related procedures. It is not easy to<a name="line.829"></a> |
| <span class="sourceLineNo">830</span> // support both the old assign/unassign procedures and the new TransitRegionStateProcedure as<a name="line.830"></a> |
| <span class="sourceLineNo">831</span> // there will be conflict in the code for AM. We should finish all these procedures before<a name="line.831"></a> |
| <span class="sourceLineNo">832</span> // upgrading.<a name="line.832"></a> |
| <span class="sourceLineNo">833</span> for (Class<? extends Procedure> clazz : UNSUPPORTED_PROCEDURES) {<a name="line.833"></a> |
| <span class="sourceLineNo">834</span> List<Procedure<MasterProcedureEnv>> procs = procsByType.get(clazz);<a name="line.834"></a> |
| <span class="sourceLineNo">835</span> if (procs != null) {<a name="line.835"></a> |
| <span class="sourceLineNo">836</span> LOG.error(<a name="line.836"></a> |
| <span class="sourceLineNo">837</span> "Unsupported procedure type {} found, please rollback your master to the old" +<a name="line.837"></a> |
| <span class="sourceLineNo">838</span> " version to finish them, and then try to upgrade again. The full procedure list: {}",<a name="line.838"></a> |
| <span class="sourceLineNo">839</span> clazz, procs);<a name="line.839"></a> |
| <span class="sourceLineNo">840</span> throw new HBaseIOException("Unsupported procedure type " + clazz + " found");<a name="line.840"></a> |
| <span class="sourceLineNo">841</span> }<a name="line.841"></a> |
| <span class="sourceLineNo">842</span> }<a name="line.842"></a> |
| <span class="sourceLineNo">843</span> // A special check for SCP, as we do not support RecoverMetaProcedure any more so we need to<a name="line.843"></a> |
| <span class="sourceLineNo">844</span> // make sure that no one will try to schedule it but SCP does have a state which will schedule<a name="line.844"></a> |
| <span class="sourceLineNo">845</span> // it.<a name="line.845"></a> |
| <span class="sourceLineNo">846</span> if (procsByType.getOrDefault(ServerCrashProcedure.class, Collections.emptyList()).stream()<a name="line.846"></a> |
| <span class="sourceLineNo">847</span> .map(p -> (ServerCrashProcedure) p).anyMatch(ServerCrashProcedure::isInRecoverMetaState)) {<a name="line.847"></a> |
| <span class="sourceLineNo">848</span> LOG.error("At least one ServerCrashProcedure is going to schedule a RecoverMetaProcedure," +<a name="line.848"></a> |
| <span class="sourceLineNo">849</span> " which is not supported any more. Please rollback your master to the old version to" +<a name="line.849"></a> |
| <span class="sourceLineNo">850</span> " finish them, and then try to upgrade again.");<a name="line.850"></a> |
| <span class="sourceLineNo">851</span> throw new HBaseIOException("Unsupported procedure state found for ServerCrashProcedure");<a name="line.851"></a> |
| <span class="sourceLineNo">852</span> }<a name="line.852"></a> |
| <span class="sourceLineNo">853</span> }<a name="line.853"></a> |
| <span class="sourceLineNo">854</span><a name="line.854"></a> |
| <span class="sourceLineNo">855</span> // Will be overriden in test to inject customized AssignmentManager<a name="line.855"></a> |
| <span class="sourceLineNo">856</span> @VisibleForTesting<a name="line.856"></a> |
| <span class="sourceLineNo">857</span> protected AssignmentManager createAssignmentManager(MasterServices master) {<a name="line.857"></a> |
| <span class="sourceLineNo">858</span> return new AssignmentManager(master);<a name="line.858"></a> |
| <span class="sourceLineNo">859</span> }<a name="line.859"></a> |
| <span class="sourceLineNo">860</span><a name="line.860"></a> |
| <span class="sourceLineNo">861</span> /**<a name="line.861"></a> |
| <span class="sourceLineNo">862</span> * Finish initialization of HMaster after becoming the primary master.<a name="line.862"></a> |
| <span class="sourceLineNo">863</span> * <p/><a name="line.863"></a> |
| <span class="sourceLineNo">864</span> * The startup order is a bit complicated but very important, do not change it unless you know<a name="line.864"></a> |
| <span class="sourceLineNo">865</span> * what you are doing.<a name="line.865"></a> |
| <span class="sourceLineNo">866</span> * <ol><a name="line.866"></a> |
| <span class="sourceLineNo">867</span> * <li>Initialize file system based components - file system manager, wal manager, table<a name="line.867"></a> |
| <span class="sourceLineNo">868</span> * descriptors, etc</li><a name="line.868"></a> |
| <span class="sourceLineNo">869</span> * <li>Publish cluster id</li><a name="line.869"></a> |
| <span class="sourceLineNo">870</span> * <li>Here comes the most complicated part - initialize server manager, assignment manager and<a name="line.870"></a> |
| <span class="sourceLineNo">871</span> * region server tracker<a name="line.871"></a> |
| <span class="sourceLineNo">872</span> * <ol type='i'><a name="line.872"></a> |
| <span class="sourceLineNo">873</span> * <li>Create server manager</li><a name="line.873"></a> |
| <span class="sourceLineNo">874</span> * <li>Create procedure executor, load the procedures, but do not start workers. We will start it<a name="line.874"></a> |
| <span class="sourceLineNo">875</span> * later after we finish scheduling SCPs to avoid scheduling duplicated SCPs for the same<a name="line.875"></a> |
| <span class="sourceLineNo">876</span> * server</li><a name="line.876"></a> |
| <span class="sourceLineNo">877</span> * <li>Create assignment manager and start it, load the meta region state, but do not load data<a name="line.877"></a> |
| <span class="sourceLineNo">878</span> * from meta region</li><a name="line.878"></a> |
| <span class="sourceLineNo">879</span> * <li>Start region server tracker, construct the online servers set and find out dead servers and<a name="line.879"></a> |
| <span class="sourceLineNo">880</span> * schedule SCP for them. The online servers will be constructed by scanning zk, and we will also<a name="line.880"></a> |
| <span class="sourceLineNo">881</span> * scan the wal directory to find out possible live region servers, and the differences between<a name="line.881"></a> |
| <span class="sourceLineNo">882</span> * these two sets are the dead servers</li><a name="line.882"></a> |
| <span class="sourceLineNo">883</span> * </ol><a name="line.883"></a> |
| <span class="sourceLineNo">884</span> * </li><a name="line.884"></a> |
| <span class="sourceLineNo">885</span> * <li>If this is a new deploy, schedule a InitMetaProcedure to initialize meta</li><a name="line.885"></a> |
| <span class="sourceLineNo">886</span> * <li>Start necessary service threads - balancer, catalog janior, executor services, and also the<a name="line.886"></a> |
| <span class="sourceLineNo">887</span> * procedure executor, etc. Notice that the balancer must be created first as assignment manager<a name="line.887"></a> |
| <span class="sourceLineNo">888</span> * may use it when assigning regions.</li><a name="line.888"></a> |
| <span class="sourceLineNo">889</span> * <li>Wait for meta to be initialized if necesssary, start table state manager.</li><a name="line.889"></a> |
| <span class="sourceLineNo">890</span> * <li>Wait for enough region servers to check-in</li><a name="line.890"></a> |
| <span class="sourceLineNo">891</span> * <li>Let assignment manager load data from meta and construct region states</li><a name="line.891"></a> |
| <span class="sourceLineNo">892</span> * <li>Start all other things such as chore services, etc</li><a name="line.892"></a> |
| <span class="sourceLineNo">893</span> * </ol><a name="line.893"></a> |
| <span class="sourceLineNo">894</span> * <p/><a name="line.894"></a> |
| <span class="sourceLineNo">895</span> * Notice that now we will not schedule a special procedure to make meta online(unless the first<a name="line.895"></a> |
| <span class="sourceLineNo">896</span> * time where meta has not been created yet), we will rely on SCP to bring meta online.<a name="line.896"></a> |
| <span class="sourceLineNo">897</span> */<a name="line.897"></a> |
| <span class="sourceLineNo">898</span> private void finishActiveMasterInitialization(MonitoredTask status) throws IOException,<a name="line.898"></a> |
| <span class="sourceLineNo">899</span> InterruptedException, KeeperException, ReplicationException {<a name="line.899"></a> |
| <span class="sourceLineNo">900</span> /*<a name="line.900"></a> |
| <span class="sourceLineNo">901</span> * We are active master now... go initialize components we need to run.<a name="line.901"></a> |
| <span class="sourceLineNo">902</span> */<a name="line.902"></a> |
| <span class="sourceLineNo">903</span> status.setStatus("Initializing Master file system");<a name="line.903"></a> |
| <span class="sourceLineNo">904</span><a name="line.904"></a> |
| <span class="sourceLineNo">905</span> this.masterActiveTime = System.currentTimeMillis();<a name="line.905"></a> |
| <span class="sourceLineNo">906</span> // TODO: Do this using Dependency Injection, using PicoContainer, Guice or Spring.<a name="line.906"></a> |
| <span class="sourceLineNo">907</span><a name="line.907"></a> |
| <span class="sourceLineNo">908</span> // Only initialize the MemStoreLAB when master carry table<a name="line.908"></a> |
| <span class="sourceLineNo">909</span> if (LoadBalancer.isTablesOnMaster(conf)) {<a name="line.909"></a> |
| <span class="sourceLineNo">910</span> initializeMemStoreChunkCreator();<a name="line.910"></a> |
| <span class="sourceLineNo">911</span> }<a name="line.911"></a> |
| <span class="sourceLineNo">912</span> this.fileSystemManager = new MasterFileSystem(conf);<a name="line.912"></a> |
| <span class="sourceLineNo">913</span> this.walManager = new MasterWalManager(this);<a name="line.913"></a> |
| <span class="sourceLineNo">914</span><a name="line.914"></a> |
| <span class="sourceLineNo">915</span> // enable table descriptors cache<a name="line.915"></a> |
| <span class="sourceLineNo">916</span> this.tableDescriptors.setCacheOn();<a name="line.916"></a> |
| <span class="sourceLineNo">917</span><a name="line.917"></a> |
| <span class="sourceLineNo">918</span> // warm-up HTDs cache on master initialization<a name="line.918"></a> |
| <span class="sourceLineNo">919</span> if (preLoadTableDescriptors) {<a name="line.919"></a> |
| <span class="sourceLineNo">920</span> status.setStatus("Pre-loading table descriptors");<a name="line.920"></a> |
| <span class="sourceLineNo">921</span> this.tableDescriptors.getAll();<a name="line.921"></a> |
| <span class="sourceLineNo">922</span> }<a name="line.922"></a> |
| <span class="sourceLineNo">923</span><a name="line.923"></a> |
| <span class="sourceLineNo">924</span> // Publish cluster ID; set it in Master too. The superclass RegionServer does this later but<a name="line.924"></a> |
| <span class="sourceLineNo">925</span> // only after it has checked in with the Master. At least a few tests ask Master for clusterId<a name="line.925"></a> |
| <span class="sourceLineNo">926</span> // before it has called its run method and before RegionServer has done the reportForDuty.<a name="line.926"></a> |
| <span class="sourceLineNo">927</span> ClusterId clusterId = fileSystemManager.getClusterId();<a name="line.927"></a> |
| <span class="sourceLineNo">928</span> status.setStatus("Publishing Cluster ID " + clusterId + " in ZooKeeper");<a name="line.928"></a> |
| <span class="sourceLineNo">929</span> ZKClusterId.setClusterId(this.zooKeeper, fileSystemManager.getClusterId());<a name="line.929"></a> |
| <span class="sourceLineNo">930</span> this.clusterId = clusterId.toString();<a name="line.930"></a> |
| <span class="sourceLineNo">931</span><a name="line.931"></a> |
| <span class="sourceLineNo">932</span> // Precaution. Put in place the old hbck1 lock file to fence out old hbase1s running their<a name="line.932"></a> |
| <span class="sourceLineNo">933</span> // hbck1s against an hbase2 cluster; it could do damage. To skip this behavior, set<a name="line.933"></a> |
| <span class="sourceLineNo">934</span> // hbase.write.hbck1.lock.file to false.<a name="line.934"></a> |
| <span class="sourceLineNo">935</span> if (this.conf.getBoolean("hbase.write.hbck1.lock.file", true)) {<a name="line.935"></a> |
| <span class="sourceLineNo">936</span> HBaseFsck.checkAndMarkRunningHbck(this.conf,<a name="line.936"></a> |
| <span class="sourceLineNo">937</span> HBaseFsck.createLockRetryCounterFactory(this.conf).create());<a name="line.937"></a> |
| <span class="sourceLineNo">938</span> }<a name="line.938"></a> |
| <span class="sourceLineNo">939</span><a name="line.939"></a> |
| <span class="sourceLineNo">940</span> status.setStatus("Initialize ServerManager and schedule SCP for crash servers");<a name="line.940"></a> |
| <span class="sourceLineNo">941</span> // The below two managers must be created before loading procedures, as they will be used during<a name="line.941"></a> |
| <span class="sourceLineNo">942</span> // loading.<a name="line.942"></a> |
| <span class="sourceLineNo">943</span> this.serverManager = createServerManager(this);<a name="line.943"></a> |
| <span class="sourceLineNo">944</span> this.syncReplicationReplayWALManager = new SyncReplicationReplayWALManager(this);<a name="line.944"></a> |
| <span class="sourceLineNo">945</span> if (!conf.getBoolean(HBASE_SPLIT_WAL_COORDINATED_BY_ZK,<a name="line.945"></a> |
| <span class="sourceLineNo">946</span> DEFAULT_HBASE_SPLIT_COORDINATED_BY_ZK)) {<a name="line.946"></a> |
| <span class="sourceLineNo">947</span> this.splitWALManager = new SplitWALManager(this);<a name="line.947"></a> |
| <span class="sourceLineNo">948</span> }<a name="line.948"></a> |
| <span class="sourceLineNo">949</span> createProcedureExecutor();<a name="line.949"></a> |
| <span class="sourceLineNo">950</span> @SuppressWarnings("rawtypes")<a name="line.950"></a> |
| <span class="sourceLineNo">951</span> Map<Class<? extends Procedure>, List<Procedure<MasterProcedureEnv>>> procsByType =<a name="line.951"></a> |
| <span class="sourceLineNo">952</span> procedureExecutor.getActiveProceduresNoCopy().stream()<a name="line.952"></a> |
| <span class="sourceLineNo">953</span> .collect(Collectors.groupingBy(p -> p.getClass()));<a name="line.953"></a> |
| <span class="sourceLineNo">954</span><a name="line.954"></a> |
| <span class="sourceLineNo">955</span> checkUnsupportedProcedure(procsByType);<a name="line.955"></a> |
| <span class="sourceLineNo">956</span><a name="line.956"></a> |
| <span class="sourceLineNo">957</span> // Create Assignment Manager<a name="line.957"></a> |
| <span class="sourceLineNo">958</span> this.assignmentManager = createAssignmentManager(this);<a name="line.958"></a> |
| <span class="sourceLineNo">959</span> this.assignmentManager.start();<a name="line.959"></a> |
| <span class="sourceLineNo">960</span> // TODO: TRSP can perform as the sub procedure for other procedures, so even if it is marked as<a name="line.960"></a> |
| <span class="sourceLineNo">961</span> // completed, it could still be in the procedure list. This is a bit strange but is another<a name="line.961"></a> |
| <span class="sourceLineNo">962</span> // story, need to verify the implementation for ProcedureExecutor and ProcedureStore.<a name="line.962"></a> |
| <span class="sourceLineNo">963</span> List<TransitRegionStateProcedure> ritList =<a name="line.963"></a> |
| <span class="sourceLineNo">964</span> procsByType.getOrDefault(TransitRegionStateProcedure.class, Collections.emptyList()).stream()<a name="line.964"></a> |
| <span class="sourceLineNo">965</span> .filter(p -> !p.isFinished()).map(p -> (TransitRegionStateProcedure) p)<a name="line.965"></a> |
| <span class="sourceLineNo">966</span> .collect(Collectors.toList());<a name="line.966"></a> |
| <span class="sourceLineNo">967</span> this.assignmentManager.setupRIT(ritList);<a name="line.967"></a> |
| <span class="sourceLineNo">968</span><a name="line.968"></a> |
| <span class="sourceLineNo">969</span> // Start RegionServerTracker with listing of servers found with exiting SCPs -- these should<a name="line.969"></a> |
| <span class="sourceLineNo">970</span> // be registered in the deadServers set -- and with the list of servernames out on the<a name="line.970"></a> |
| <span class="sourceLineNo">971</span> // filesystem that COULD BE 'alive' (we'll schedule SCPs for each and let SCP figure it out).<a name="line.971"></a> |
| <span class="sourceLineNo">972</span> // We also pass dirs that are already 'splitting'... so we can do some checks down in tracker.<a name="line.972"></a> |
| <span class="sourceLineNo">973</span> // TODO: Generate the splitting and live Set in one pass instead of two as we currently do.<a name="line.973"></a> |
| <span class="sourceLineNo">974</span> this.regionServerTracker = new RegionServerTracker(zooKeeper, this, this.serverManager);<a name="line.974"></a> |
| <span class="sourceLineNo">975</span> this.regionServerTracker.start(<a name="line.975"></a> |
| <span class="sourceLineNo">976</span> procsByType.getOrDefault(ServerCrashProcedure.class, Collections.emptyList()).stream()<a name="line.976"></a> |
| <span class="sourceLineNo">977</span> .map(p -> (ServerCrashProcedure) p).map(p -> p.getServerName()).collect(Collectors.toSet()),<a name="line.977"></a> |
| <span class="sourceLineNo">978</span> walManager.getLiveServersFromWALDir(), walManager.getSplittingServersFromWALDir());<a name="line.978"></a> |
| <span class="sourceLineNo">979</span> // This manager will be started AFTER hbase:meta is confirmed on line.<a name="line.979"></a> |
| <span class="sourceLineNo">980</span> // hbase.mirror.table.state.to.zookeeper is so hbase1 clients can connect. They read table<a name="line.980"></a> |
| <span class="sourceLineNo">981</span> // state from zookeeper while hbase2 reads it from hbase:meta. Disable if no hbase1 clients.<a name="line.981"></a> |
| <span class="sourceLineNo">982</span> this.tableStateManager =<a name="line.982"></a> |
| <span class="sourceLineNo">983</span> this.conf.getBoolean(MirroringTableStateManager.MIRROR_TABLE_STATE_TO_ZK_KEY, true)<a name="line.983"></a> |
| <span class="sourceLineNo">984</span> ?<a name="line.984"></a> |
| <span class="sourceLineNo">985</span> new MirroringTableStateManager(this):<a name="line.985"></a> |
| <span class="sourceLineNo">986</span> new TableStateManager(this);<a name="line.986"></a> |
| <span class="sourceLineNo">987</span><a name="line.987"></a> |
| <span class="sourceLineNo">988</span> status.setStatus("Initializing ZK system trackers");<a name="line.988"></a> |
| <span class="sourceLineNo">989</span> initializeZKBasedSystemTrackers();<a name="line.989"></a> |
| <span class="sourceLineNo">990</span> status.setStatus("Loading last flushed sequence id of regions");<a name="line.990"></a> |
| <span class="sourceLineNo">991</span> try {<a name="line.991"></a> |
| <span class="sourceLineNo">992</span> this.serverManager.loadLastFlushedSequenceIds();<a name="line.992"></a> |
| <span class="sourceLineNo">993</span> } catch (IOException e) {<a name="line.993"></a> |
| <span class="sourceLineNo">994</span> LOG.info("Failed to load last flushed sequence id of regions"<a name="line.994"></a> |
| <span class="sourceLineNo">995</span> + " from file system", e);<a name="line.995"></a> |
| <span class="sourceLineNo">996</span> }<a name="line.996"></a> |
| <span class="sourceLineNo">997</span> // Set ourselves as active Master now our claim has succeeded up in zk.<a name="line.997"></a> |
| <span class="sourceLineNo">998</span> this.activeMaster = true;<a name="line.998"></a> |
| <span class="sourceLineNo">999</span><a name="line.999"></a> |
| <span class="sourceLineNo">1000</span> // Start the Zombie master detector after setting master as active, see HBASE-21535<a name="line.1000"></a> |
| <span class="sourceLineNo">1001</span> Thread zombieDetector = new Thread(new InitializationMonitor(this),<a name="line.1001"></a> |
| <span class="sourceLineNo">1002</span> "ActiveMasterInitializationMonitor-" + System.currentTimeMillis());<a name="line.1002"></a> |
| <span class="sourceLineNo">1003</span> zombieDetector.setDaemon(true);<a name="line.1003"></a> |
| <span class="sourceLineNo">1004</span> zombieDetector.start();<a name="line.1004"></a> |
| <span class="sourceLineNo">1005</span><a name="line.1005"></a> |
| <span class="sourceLineNo">1006</span> // This is for backwards compatibility<a name="line.1006"></a> |
| <span class="sourceLineNo">1007</span> // See HBASE-11393<a name="line.1007"></a> |
| <span class="sourceLineNo">1008</span> status.setStatus("Update TableCFs node in ZNode");<a name="line.1008"></a> |
| <span class="sourceLineNo">1009</span> ReplicationPeerConfigUpgrader tableCFsUpdater =<a name="line.1009"></a> |
| <span class="sourceLineNo">1010</span> new ReplicationPeerConfigUpgrader(zooKeeper, conf);<a name="line.1010"></a> |
| <span class="sourceLineNo">1011</span> tableCFsUpdater.copyTableCFs();<a name="line.1011"></a> |
| <span class="sourceLineNo">1012</span><a name="line.1012"></a> |
| <span class="sourceLineNo">1013</span> if (!maintenanceMode) {<a name="line.1013"></a> |
| <span class="sourceLineNo">1014</span> // Add the Observer to delete quotas on table deletion before starting all CPs by<a name="line.1014"></a> |
| <span class="sourceLineNo">1015</span> // default with quota support, avoiding if user specifically asks to not load this Observer.<a name="line.1015"></a> |
| <span class="sourceLineNo">1016</span> if (QuotaUtil.isQuotaEnabled(conf)) {<a name="line.1016"></a> |
| <span class="sourceLineNo">1017</span> updateConfigurationForQuotasObserver(conf);<a name="line.1017"></a> |
| <span class="sourceLineNo">1018</span> }<a name="line.1018"></a> |
| <span class="sourceLineNo">1019</span> // initialize master side coprocessors before we start handling requests<a name="line.1019"></a> |
| <span class="sourceLineNo">1020</span> status.setStatus("Initializing master coprocessors");<a name="line.1020"></a> |
| <span class="sourceLineNo">1021</span> this.cpHost = new MasterCoprocessorHost(this, this.conf);<a name="line.1021"></a> |
| <span class="sourceLineNo">1022</span> }<a name="line.1022"></a> |
| <span class="sourceLineNo">1023</span><a name="line.1023"></a> |
| <span class="sourceLineNo">1024</span> // Checking if meta needs initializing.<a name="line.1024"></a> |
| <span class="sourceLineNo">1025</span> status.setStatus("Initializing meta table if this is a new deploy");<a name="line.1025"></a> |
| <span class="sourceLineNo">1026</span> InitMetaProcedure initMetaProc = null;<a name="line.1026"></a> |
| <span class="sourceLineNo">1027</span> // Print out state of hbase:meta on startup; helps debugging.<a name="line.1027"></a> |
| <span class="sourceLineNo">1028</span> RegionState rs = this.assignmentManager.getRegionStates().<a name="line.1028"></a> |
| <span class="sourceLineNo">1029</span> getRegionState(RegionInfoBuilder.FIRST_META_REGIONINFO);<a name="line.1029"></a> |
| <span class="sourceLineNo">1030</span> LOG.info("hbase:meta {}", rs);<a name="line.1030"></a> |
| <span class="sourceLineNo">1031</span> if (rs.isOffline()) {<a name="line.1031"></a> |
| <span class="sourceLineNo">1032</span> Optional<InitMetaProcedure> optProc = procedureExecutor.getProcedures().stream()<a name="line.1032"></a> |
| <span class="sourceLineNo">1033</span> .filter(p -> p instanceof InitMetaProcedure).map(o -> (InitMetaProcedure) o).findAny();<a name="line.1033"></a> |
| <span class="sourceLineNo">1034</span> initMetaProc = optProc.orElseGet(() -> {<a name="line.1034"></a> |
| <span class="sourceLineNo">1035</span> // schedule an init meta procedure if meta has not been deployed yet<a name="line.1035"></a> |
| <span class="sourceLineNo">1036</span> InitMetaProcedure temp = new InitMetaProcedure();<a name="line.1036"></a> |
| <span class="sourceLineNo">1037</span> procedureExecutor.submitProcedure(temp);<a name="line.1037"></a> |
| <span class="sourceLineNo">1038</span> return temp;<a name="line.1038"></a> |
| <span class="sourceLineNo">1039</span> });<a name="line.1039"></a> |
| <span class="sourceLineNo">1040</span> }<a name="line.1040"></a> |
| <span class="sourceLineNo">1041</span> if (this.balancer instanceof FavoredNodesPromoter) {<a name="line.1041"></a> |
| <span class="sourceLineNo">1042</span> favoredNodesManager = new FavoredNodesManager(this);<a name="line.1042"></a> |
| <span class="sourceLineNo">1043</span> }<a name="line.1043"></a> |
| <span class="sourceLineNo">1044</span><a name="line.1044"></a> |
| <span class="sourceLineNo">1045</span> // initialize load balancer<a name="line.1045"></a> |
| <span class="sourceLineNo">1046</span> this.balancer.setMasterServices(this);<a name="line.1046"></a> |
| <span class="sourceLineNo">1047</span> this.balancer.setClusterMetrics(getClusterMetricsWithoutCoprocessor());<a name="line.1047"></a> |
| <span class="sourceLineNo">1048</span> this.balancer.initialize();<a name="line.1048"></a> |
| <span class="sourceLineNo">1049</span><a name="line.1049"></a> |
| <span class="sourceLineNo">1050</span> // start up all service threads.<a name="line.1050"></a> |
| <span class="sourceLineNo">1051</span> status.setStatus("Initializing master service threads");<a name="line.1051"></a> |
| <span class="sourceLineNo">1052</span> startServiceThreads();<a name="line.1052"></a> |
| <span class="sourceLineNo">1053</span> // wait meta to be initialized after we start procedure executor<a name="line.1053"></a> |
| <span class="sourceLineNo">1054</span> if (initMetaProc != null) {<a name="line.1054"></a> |
| <span class="sourceLineNo">1055</span> initMetaProc.await();<a name="line.1055"></a> |
| <span class="sourceLineNo">1056</span> }<a name="line.1056"></a> |
| <span class="sourceLineNo">1057</span> // Wake up this server to check in<a name="line.1057"></a> |
| <span class="sourceLineNo">1058</span> sleeper.skipSleepCycle();<a name="line.1058"></a> |
| <span class="sourceLineNo">1059</span><a name="line.1059"></a> |
| <span class="sourceLineNo">1060</span> // Wait for region servers to report in.<a name="line.1060"></a> |
| <span class="sourceLineNo">1061</span> // With this as part of master initialization, it precludes our being able to start a single<a name="line.1061"></a> |
| <span class="sourceLineNo">1062</span> // server that is both Master and RegionServer. Needs more thought. TODO.<a name="line.1062"></a> |
| <span class="sourceLineNo">1063</span> String statusStr = "Wait for region servers to report in";<a name="line.1063"></a> |
| <span class="sourceLineNo">1064</span> status.setStatus(statusStr);<a name="line.1064"></a> |
| <span class="sourceLineNo">1065</span> LOG.info(Objects.toString(status));<a name="line.1065"></a> |
| <span class="sourceLineNo">1066</span> waitForRegionServers(status);<a name="line.1066"></a> |
| <span class="sourceLineNo">1067</span><a name="line.1067"></a> |
| <span class="sourceLineNo">1068</span> // Check if master is shutting down because issue initializing regionservers or balancer.<a name="line.1068"></a> |
| <span class="sourceLineNo">1069</span> if (isStopped()) {<a name="line.1069"></a> |
| <span class="sourceLineNo">1070</span> return;<a name="line.1070"></a> |
| <span class="sourceLineNo">1071</span> }<a name="line.1071"></a> |
| <span class="sourceLineNo">1072</span><a name="line.1072"></a> |
| <span class="sourceLineNo">1073</span> status.setStatus("Starting assignment manager");<a name="line.1073"></a> |
| <span class="sourceLineNo">1074</span> // FIRST HBASE:META READ!!!!<a name="line.1074"></a> |
| <span class="sourceLineNo">1075</span> // The below cannot make progress w/o hbase:meta being online.<a name="line.1075"></a> |
| <span class="sourceLineNo">1076</span> // This is the FIRST attempt at going to hbase:meta. Meta on-lining is going on in background<a name="line.1076"></a> |
| <span class="sourceLineNo">1077</span> // as procedures run -- in particular SCPs for crashed servers... One should put up hbase:meta<a name="line.1077"></a> |
| <span class="sourceLineNo">1078</span> // if it is down. It may take a while to come online. So, wait here until meta if for sure<a name="line.1078"></a> |
| <span class="sourceLineNo">1079</span> // available. That's what waitForMetaOnline does.<a name="line.1079"></a> |
| <span class="sourceLineNo">1080</span> if (!waitForMetaOnline()) {<a name="line.1080"></a> |
| <span class="sourceLineNo">1081</span> return;<a name="line.1081"></a> |
| <span class="sourceLineNo">1082</span> }<a name="line.1082"></a> |
| <span class="sourceLineNo">1083</span> this.assignmentManager.joinCluster();<a name="line.1083"></a> |
| <span class="sourceLineNo">1084</span> // The below depends on hbase:meta being online.<a name="line.1084"></a> |
| <span class="sourceLineNo">1085</span> this.tableStateManager.start();<a name="line.1085"></a> |
| <span class="sourceLineNo">1086</span> // Below has to happen after tablestatemanager has started in the case where this hbase-2.x<a name="line.1086"></a> |
| <span class="sourceLineNo">1087</span> // is being started over an hbase-1.x dataset. tablestatemanager runs a migration as part<a name="line.1087"></a> |
| <span class="sourceLineNo">1088</span> // of its 'start' moving table state from zookeeper to hbase:meta. This migration needs to<a name="line.1088"></a> |
| <span class="sourceLineNo">1089</span> // complete before we do this next step processing offline regions else it fails reading<a name="line.1089"></a> |
| <span class="sourceLineNo">1090</span> // table states messing up master launch (namespace table, etc., are not assigned).<a name="line.1090"></a> |
| <span class="sourceLineNo">1091</span> this.assignmentManager.processOfflineRegions();<a name="line.1091"></a> |
| <span class="sourceLineNo">1092</span> // Initialize after meta is up as below scans meta<a name="line.1092"></a> |
| <span class="sourceLineNo">1093</span> if (favoredNodesManager != null && !maintenanceMode) {<a name="line.1093"></a> |
| <span class="sourceLineNo">1094</span> SnapshotOfRegionAssignmentFromMeta snapshotOfRegionAssignment =<a name="line.1094"></a> |
| <span class="sourceLineNo">1095</span> new SnapshotOfRegionAssignmentFromMeta(getConnection());<a name="line.1095"></a> |
| <span class="sourceLineNo">1096</span> snapshotOfRegionAssignment.initialize();<a name="line.1096"></a> |
| <span class="sourceLineNo">1097</span> favoredNodesManager.initialize(snapshotOfRegionAssignment);<a name="line.1097"></a> |
| <span class="sourceLineNo">1098</span> }<a name="line.1098"></a> |
| <span class="sourceLineNo">1099</span><a name="line.1099"></a> |
| <span class="sourceLineNo">1100</span> // set cluster status again after user regions are assigned<a name="line.1100"></a> |
| <span class="sourceLineNo">1101</span> this.balancer.setClusterMetrics(getClusterMetricsWithoutCoprocessor());<a name="line.1101"></a> |
| <span class="sourceLineNo">1102</span><a name="line.1102"></a> |
| <span class="sourceLineNo">1103</span> // Start balancer and meta catalog janitor after meta and regions have been assigned.<a name="line.1103"></a> |
| <span class="sourceLineNo">1104</span> status.setStatus("Starting balancer and catalog janitor");<a name="line.1104"></a> |
| <span class="sourceLineNo">1105</span> this.clusterStatusChore = new ClusterStatusChore(this, balancer);<a name="line.1105"></a> |
| <span class="sourceLineNo">1106</span> getChoreService().scheduleChore(clusterStatusChore);<a name="line.1106"></a> |
| <span class="sourceLineNo">1107</span> this.balancerChore = new BalancerChore(this);<a name="line.1107"></a> |
| <span class="sourceLineNo">1108</span> getChoreService().scheduleChore(balancerChore);<a name="line.1108"></a> |
| <span class="sourceLineNo">1109</span> this.normalizerChore = new RegionNormalizerChore(this);<a name="line.1109"></a> |
| <span class="sourceLineNo">1110</span> getChoreService().scheduleChore(normalizerChore);<a name="line.1110"></a> |
| <span class="sourceLineNo">1111</span> this.catalogJanitorChore = new CatalogJanitor(this);<a name="line.1111"></a> |
| <span class="sourceLineNo">1112</span> getChoreService().scheduleChore(catalogJanitorChore);<a name="line.1112"></a> |
| <span class="sourceLineNo">1113</span> this.hbckChore = new HbckChore(this);<a name="line.1113"></a> |
| <span class="sourceLineNo">1114</span> getChoreService().scheduleChore(hbckChore);<a name="line.1114"></a> |
| <span class="sourceLineNo">1115</span> this.serverManager.startChore();<a name="line.1115"></a> |
| <span class="sourceLineNo">1116</span><a name="line.1116"></a> |
| <span class="sourceLineNo">1117</span> // Only for rolling upgrade, where we need to migrate the data in namespace table to meta table.<a name="line.1117"></a> |
| <span class="sourceLineNo">1118</span> if (!waitForNamespaceOnline()) {<a name="line.1118"></a> |
| <span class="sourceLineNo">1119</span> return;<a name="line.1119"></a> |
| <span class="sourceLineNo">1120</span> }<a name="line.1120"></a> |
| <span class="sourceLineNo">1121</span> status.setStatus("Starting cluster schema service");<a name="line.1121"></a> |
| <span class="sourceLineNo">1122</span> initClusterSchemaService();<a name="line.1122"></a> |
| <span class="sourceLineNo">1123</span><a name="line.1123"></a> |
| <span class="sourceLineNo">1124</span> if (this.cpHost != null) {<a name="line.1124"></a> |
| <span class="sourceLineNo">1125</span> try {<a name="line.1125"></a> |
| <span class="sourceLineNo">1126</span> this.cpHost.preMasterInitialization();<a name="line.1126"></a> |
| <span class="sourceLineNo">1127</span> } catch (IOException e) {<a name="line.1127"></a> |
| <span class="sourceLineNo">1128</span> LOG.error("Coprocessor preMasterInitialization() hook failed", e);<a name="line.1128"></a> |
| <span class="sourceLineNo">1129</span> }<a name="line.1129"></a> |
| <span class="sourceLineNo">1130</span> }<a name="line.1130"></a> |
| <span class="sourceLineNo">1131</span><a name="line.1131"></a> |
| <span class="sourceLineNo">1132</span> status.markComplete("Initialization successful");<a name="line.1132"></a> |
| <span class="sourceLineNo">1133</span> LOG.info(String.format("Master has completed initialization %.3fsec",<a name="line.1133"></a> |
| <span class="sourceLineNo">1134</span> (System.currentTimeMillis() - masterActiveTime) / 1000.0f));<a name="line.1134"></a> |
| <span class="sourceLineNo">1135</span> this.masterFinishedInitializationTime = System.currentTimeMillis();<a name="line.1135"></a> |
| <span class="sourceLineNo">1136</span> configurationManager.registerObserver(this.balancer);<a name="line.1136"></a> |
| <span class="sourceLineNo">1137</span> configurationManager.registerObserver(this.cleanerPool);<a name="line.1137"></a> |
| <span class="sourceLineNo">1138</span> configurationManager.registerObserver(this.hfileCleaner);<a name="line.1138"></a> |
| <span class="sourceLineNo">1139</span> configurationManager.registerObserver(this.logCleaner);<a name="line.1139"></a> |
| <span class="sourceLineNo">1140</span> // Set master as 'initialized'.<a name="line.1140"></a> |
| <span class="sourceLineNo">1141</span> setInitialized(true);<a name="line.1141"></a> |
| <span class="sourceLineNo">1142</span><a name="line.1142"></a> |
| <span class="sourceLineNo">1143</span> if (maintenanceMode) {<a name="line.1143"></a> |
| <span class="sourceLineNo">1144</span> LOG.info("Detected repair mode, skipping final initialization steps.");<a name="line.1144"></a> |
| <span class="sourceLineNo">1145</span> return;<a name="line.1145"></a> |
| <span class="sourceLineNo">1146</span> }<a name="line.1146"></a> |
| <span class="sourceLineNo">1147</span><a name="line.1147"></a> |
| <span class="sourceLineNo">1148</span> assignmentManager.checkIfShouldMoveSystemRegionAsync();<a name="line.1148"></a> |
| <span class="sourceLineNo">1149</span> status.setStatus("Assign meta replicas");<a name="line.1149"></a> |
| <span class="sourceLineNo">1150</span> MasterMetaBootstrap metaBootstrap = createMetaBootstrap();<a name="line.1150"></a> |
| <span class="sourceLineNo">1151</span> metaBootstrap.assignMetaReplicas();<a name="line.1151"></a> |
| <span class="sourceLineNo">1152</span> status.setStatus("Starting quota manager");<a name="line.1152"></a> |
| <span class="sourceLineNo">1153</span> initQuotaManager();<a name="line.1153"></a> |
| <span class="sourceLineNo">1154</span> if (QuotaUtil.isQuotaEnabled(conf)) {<a name="line.1154"></a> |
| <span class="sourceLineNo">1155</span> // Create the quota snapshot notifier<a name="line.1155"></a> |
| <span class="sourceLineNo">1156</span> spaceQuotaSnapshotNotifier = createQuotaSnapshotNotifier();<a name="line.1156"></a> |
| <span class="sourceLineNo">1157</span> spaceQuotaSnapshotNotifier.initialize(getConnection());<a name="line.1157"></a> |
| <span class="sourceLineNo">1158</span> this.quotaObserverChore = new QuotaObserverChore(this, getMasterMetrics());<a name="line.1158"></a> |
| <span class="sourceLineNo">1159</span> // Start the chore to read the region FS space reports and act on them<a name="line.1159"></a> |
| <span class="sourceLineNo">1160</span> getChoreService().scheduleChore(quotaObserverChore);<a name="line.1160"></a> |
| <span class="sourceLineNo">1161</span><a name="line.1161"></a> |
| <span class="sourceLineNo">1162</span> this.snapshotQuotaChore = new SnapshotQuotaObserverChore(this, getMasterMetrics());<a name="line.1162"></a> |
| <span class="sourceLineNo">1163</span> // Start the chore to read snapshots and add their usage to table/NS quotas<a name="line.1163"></a> |
| <span class="sourceLineNo">1164</span> getChoreService().scheduleChore(snapshotQuotaChore);<a name="line.1164"></a> |
| <span class="sourceLineNo">1165</span> }<a name="line.1165"></a> |
| <span class="sourceLineNo">1166</span><a name="line.1166"></a> |
| <span class="sourceLineNo">1167</span> // clear the dead servers with same host name and port of online server because we are not<a name="line.1167"></a> |
| <span class="sourceLineNo">1168</span> // removing dead server with same hostname and port of rs which is trying to check in before<a name="line.1168"></a> |
| <span class="sourceLineNo">1169</span> // master initialization. See HBASE-5916.<a name="line.1169"></a> |
| <span class="sourceLineNo">1170</span> this.serverManager.clearDeadServersWithSameHostNameAndPortOfOnlineServer();<a name="line.1170"></a> |
| <span class="sourceLineNo">1171</span><a name="line.1171"></a> |
| <span class="sourceLineNo">1172</span> // Check and set the znode ACLs if needed in case we are overtaking a non-secure configuration<a name="line.1172"></a> |
| <span class="sourceLineNo">1173</span> status.setStatus("Checking ZNode ACLs");<a name="line.1173"></a> |
| <span class="sourceLineNo">1174</span> zooKeeper.checkAndSetZNodeAcls();<a name="line.1174"></a> |
| <span class="sourceLineNo">1175</span><a name="line.1175"></a> |
| <span class="sourceLineNo">1176</span> status.setStatus("Initializing MOB Cleaner");<a name="line.1176"></a> |
| <span class="sourceLineNo">1177</span> initMobCleaner();<a name="line.1177"></a> |
| <span class="sourceLineNo">1178</span><a name="line.1178"></a> |
| <span class="sourceLineNo">1179</span> status.setStatus("Calling postStartMaster coprocessors");<a name="line.1179"></a> |
| <span class="sourceLineNo">1180</span> if (this.cpHost != null) {<a name="line.1180"></a> |
| <span class="sourceLineNo">1181</span> // don't let cp initialization errors kill the master<a name="line.1181"></a> |
| <span class="sourceLineNo">1182</span> try {<a name="line.1182"></a> |
| <span class="sourceLineNo">1183</span> this.cpHost.postStartMaster();<a name="line.1183"></a> |
| <span class="sourceLineNo">1184</span> } catch (IOException ioe) {<a name="line.1184"></a> |
| <span class="sourceLineNo">1185</span> LOG.error("Coprocessor postStartMaster() hook failed", ioe);<a name="line.1185"></a> |
| <span class="sourceLineNo">1186</span> }<a name="line.1186"></a> |
| <span class="sourceLineNo">1187</span> }<a name="line.1187"></a> |
| <span class="sourceLineNo">1188</span><a name="line.1188"></a> |
| <span class="sourceLineNo">1189</span> zombieDetector.interrupt();<a name="line.1189"></a> |
| <span class="sourceLineNo">1190</span><a name="line.1190"></a> |
| <span class="sourceLineNo">1191</span> /*<a name="line.1191"></a> |
| <span class="sourceLineNo">1192</span> * After master has started up, lets do balancer post startup initialization. Since this runs<a name="line.1192"></a> |
| <span class="sourceLineNo">1193</span> * in activeMasterManager thread, it should be fine.<a name="line.1193"></a> |
| <span class="sourceLineNo">1194</span> */<a name="line.1194"></a> |
| <span class="sourceLineNo">1195</span> long start = System.currentTimeMillis();<a name="line.1195"></a> |
| <span class="sourceLineNo">1196</span> this.balancer.postMasterStartupInitialize();<a name="line.1196"></a> |
| <span class="sourceLineNo">1197</span> if (LOG.isDebugEnabled()) {<a name="line.1197"></a> |
| <span class="sourceLineNo">1198</span> LOG.debug("Balancer post startup initialization complete, took " + (<a name="line.1198"></a> |
| <span class="sourceLineNo">1199</span> (System.currentTimeMillis() - start) / 1000) + " seconds");<a name="line.1199"></a> |
| <span class="sourceLineNo">1200</span> }<a name="line.1200"></a> |
| <span class="sourceLineNo">1201</span> }<a name="line.1201"></a> |
| <span class="sourceLineNo">1202</span><a name="line.1202"></a> |
| <span class="sourceLineNo">1203</span> /**<a name="line.1203"></a> |
| <span class="sourceLineNo">1204</span> * Check hbase:meta is up and ready for reading. For use during Master startup only.<a name="line.1204"></a> |
| <span class="sourceLineNo">1205</span> * @return True if meta is UP and online and startup can progress. Otherwise, meta is not online<a name="line.1205"></a> |
| <span class="sourceLineNo">1206</span> * and we will hold here until operator intervention.<a name="line.1206"></a> |
| <span class="sourceLineNo">1207</span> */<a name="line.1207"></a> |
| <span class="sourceLineNo">1208</span> @VisibleForTesting<a name="line.1208"></a> |
| <span class="sourceLineNo">1209</span> public boolean waitForMetaOnline() throws InterruptedException {<a name="line.1209"></a> |
| <span class="sourceLineNo">1210</span> return isRegionOnline(RegionInfoBuilder.FIRST_META_REGIONINFO);<a name="line.1210"></a> |
| <span class="sourceLineNo">1211</span> }<a name="line.1211"></a> |
| <span class="sourceLineNo">1212</span><a name="line.1212"></a> |
| <span class="sourceLineNo">1213</span> /**<a name="line.1213"></a> |
| <span class="sourceLineNo">1214</span> * @return True if region is online and scannable else false if an error or shutdown (Otherwise<a name="line.1214"></a> |
| <span class="sourceLineNo">1215</span> * we just block in here holding up all forward-progess).<a name="line.1215"></a> |
| <span class="sourceLineNo">1216</span> */<a name="line.1216"></a> |
| <span class="sourceLineNo">1217</span> private boolean isRegionOnline(RegionInfo ri) throws InterruptedException {<a name="line.1217"></a> |
| <span class="sourceLineNo">1218</span> RetryCounter rc = null;<a name="line.1218"></a> |
| <span class="sourceLineNo">1219</span> while (!isStopped()) {<a name="line.1219"></a> |
| <span class="sourceLineNo">1220</span> RegionState rs = this.assignmentManager.getRegionStates().getRegionState(ri);<a name="line.1220"></a> |
| <span class="sourceLineNo">1221</span> if (rs.isOpened()) {<a name="line.1221"></a> |
| <span class="sourceLineNo">1222</span> if (this.getServerManager().isServerOnline(rs.getServerName())) {<a name="line.1222"></a> |
| <span class="sourceLineNo">1223</span> return true;<a name="line.1223"></a> |
| <span class="sourceLineNo">1224</span> }<a name="line.1224"></a> |
| <span class="sourceLineNo">1225</span> }<a name="line.1225"></a> |
| <span class="sourceLineNo">1226</span> // Region is not OPEN.<a name="line.1226"></a> |
| <span class="sourceLineNo">1227</span> Optional<Procedure<MasterProcedureEnv>> optProc = this.procedureExecutor.getProcedures().<a name="line.1227"></a> |
| <span class="sourceLineNo">1228</span> stream().filter(p -> p instanceof ServerCrashProcedure).findAny();<a name="line.1228"></a> |
| <span class="sourceLineNo">1229</span> // TODO: Add a page to refguide on how to do repair. Have this log message point to it.<a name="line.1229"></a> |
| <span class="sourceLineNo">1230</span> // Page will talk about loss of edits, how to schedule at least the meta WAL recovery, and<a name="line.1230"></a> |
| <span class="sourceLineNo">1231</span> // then how to assign including how to break region lock if one held.<a name="line.1231"></a> |
| <span class="sourceLineNo">1232</span> LOG.warn("{} is NOT online; state={}; ServerCrashProcedures={}. Master startup cannot " +<a name="line.1232"></a> |
| <span class="sourceLineNo">1233</span> "progress, in holding-pattern until region onlined.",<a name="line.1233"></a> |
| <span class="sourceLineNo">1234</span> ri.getRegionNameAsString(), rs, optProc.isPresent());<a name="line.1234"></a> |
| <span class="sourceLineNo">1235</span> // Check once-a-minute.<a name="line.1235"></a> |
| <span class="sourceLineNo">1236</span> if (rc == null) {<a name="line.1236"></a> |
| <span class="sourceLineNo">1237</span> rc = new RetryCounterFactory(1000).create();<a name="line.1237"></a> |
| <span class="sourceLineNo">1238</span> }<a name="line.1238"></a> |
| <span class="sourceLineNo">1239</span> Threads.sleep(rc.getBackoffTimeAndIncrementAttempts());<a name="line.1239"></a> |
| <span class="sourceLineNo">1240</span> }<a name="line.1240"></a> |
| <span class="sourceLineNo">1241</span> return false;<a name="line.1241"></a> |
| <span class="sourceLineNo">1242</span> }<a name="line.1242"></a> |
| <span class="sourceLineNo">1243</span><a name="line.1243"></a> |
| <span class="sourceLineNo">1244</span> /**<a name="line.1244"></a> |
| <span class="sourceLineNo">1245</span> * Check hbase:namespace table is assigned. If not, startup will hang looking for the ns table<a name="line.1245"></a> |
| <span class="sourceLineNo">1246</span> * <p/><a name="line.1246"></a> |
| <span class="sourceLineNo">1247</span> * This is for rolling upgrading, later we will migrate the data in ns table to the ns family of<a name="line.1247"></a> |
| <span class="sourceLineNo">1248</span> * meta table. And if this is a new clsuter, this method will return immediately as there will be<a name="line.1248"></a> |
| <span class="sourceLineNo">1249</span> * no namespace table/region.<a name="line.1249"></a> |
| <span class="sourceLineNo">1250</span> * @return True if namespace table is up/online.<a name="line.1250"></a> |
| <span class="sourceLineNo">1251</span> */<a name="line.1251"></a> |
| <span class="sourceLineNo">1252</span> private boolean waitForNamespaceOnline() throws InterruptedException, IOException {<a name="line.1252"></a> |
| <span class="sourceLineNo">1253</span> TableState nsTableState =<a name="line.1253"></a> |
| <span class="sourceLineNo">1254</span> MetaTableAccessor.getTableState(getConnection(), TableName.NAMESPACE_TABLE_NAME);<a name="line.1254"></a> |
| <span class="sourceLineNo">1255</span> if (nsTableState == null || nsTableState.isDisabled()) {<a name="line.1255"></a> |
| <span class="sourceLineNo">1256</span> // this means we have already migrated the data and disabled or deleted the namespace table,<a name="line.1256"></a> |
| <span class="sourceLineNo">1257</span> // or this is a new depliy which does not have a namespace table from the beginning.<a name="line.1257"></a> |
| <span class="sourceLineNo">1258</span> return true;<a name="line.1258"></a> |
| <span class="sourceLineNo">1259</span> }<a name="line.1259"></a> |
| <span class="sourceLineNo">1260</span> List<RegionInfo> ris =<a name="line.1260"></a> |
| <span class="sourceLineNo">1261</span> this.assignmentManager.getRegionStates().getRegionsOfTable(TableName.NAMESPACE_TABLE_NAME);<a name="line.1261"></a> |
| <span class="sourceLineNo">1262</span> if (ris.isEmpty()) {<a name="line.1262"></a> |
| <span class="sourceLineNo">1263</span> // maybe this will not happen any more, but anyway, no harm to add a check here...<a name="line.1263"></a> |
| <span class="sourceLineNo">1264</span> return true;<a name="line.1264"></a> |
| <span class="sourceLineNo">1265</span> }<a name="line.1265"></a> |
| <span class="sourceLineNo">1266</span> // Else there are namespace regions up in meta. Ensure they are assigned before we go on.<a name="line.1266"></a> |
| <span class="sourceLineNo">1267</span> for (RegionInfo ri : ris) {<a name="line.1267"></a> |
| <span class="sourceLineNo">1268</span> isRegionOnline(ri);<a name="line.1268"></a> |
| <span class="sourceLineNo">1269</span> }<a name="line.1269"></a> |
| <span class="sourceLineNo">1270</span> return true;<a name="line.1270"></a> |
| <span class="sourceLineNo">1271</span> }<a name="line.1271"></a> |
| <span class="sourceLineNo">1272</span><a name="line.1272"></a> |
| <span class="sourceLineNo">1273</span> /**<a name="line.1273"></a> |
| <span class="sourceLineNo">1274</span> * Adds the {@code MasterQuotasObserver} to the list of configured Master observers to<a name="line.1274"></a> |
| <span class="sourceLineNo">1275</span> * automatically remove quotas for a table when that table is deleted.<a name="line.1275"></a> |
| <span class="sourceLineNo">1276</span> */<a name="line.1276"></a> |
| <span class="sourceLineNo">1277</span> @VisibleForTesting<a name="line.1277"></a> |
| <span class="sourceLineNo">1278</span> public void updateConfigurationForQuotasObserver(Configuration conf) {<a name="line.1278"></a> |
| <span class="sourceLineNo">1279</span> // We're configured to not delete quotas on table deletion, so we don't need to add the obs.<a name="line.1279"></a> |
| <span class="sourceLineNo">1280</span> if (!conf.getBoolean(<a name="line.1280"></a> |
| <span class="sourceLineNo">1281</span> MasterQuotasObserver.REMOVE_QUOTA_ON_TABLE_DELETE,<a name="line.1281"></a> |
| <span class="sourceLineNo">1282</span> MasterQuotasObserver.REMOVE_QUOTA_ON_TABLE_DELETE_DEFAULT)) {<a name="line.1282"></a> |
| <span class="sourceLineNo">1283</span> return;<a name="line.1283"></a> |
| <span class="sourceLineNo">1284</span> }<a name="line.1284"></a> |
| <span class="sourceLineNo">1285</span> String[] masterCoprocs = conf.getStrings(CoprocessorHost.MASTER_COPROCESSOR_CONF_KEY);<a name="line.1285"></a> |
| <span class="sourceLineNo">1286</span> final int length = null == masterCoprocs ? 0 : masterCoprocs.length;<a name="line.1286"></a> |
| <span class="sourceLineNo">1287</span> String[] updatedCoprocs = new String[length + 1];<a name="line.1287"></a> |
| <span class="sourceLineNo">1288</span> if (length > 0) {<a name="line.1288"></a> |
| <span class="sourceLineNo">1289</span> System.arraycopy(masterCoprocs, 0, updatedCoprocs, 0, masterCoprocs.length);<a name="line.1289"></a> |
| <span class="sourceLineNo">1290</span> }<a name="line.1290"></a> |
| <span class="sourceLineNo">1291</span> updatedCoprocs[length] = MasterQuotasObserver.class.getName();<a name="line.1291"></a> |
| <span class="sourceLineNo">1292</span> conf.setStrings(CoprocessorHost.MASTER_COPROCESSOR_CONF_KEY, updatedCoprocs);<a name="line.1292"></a> |
| <span class="sourceLineNo">1293</span> }<a name="line.1293"></a> |
| <span class="sourceLineNo">1294</span><a name="line.1294"></a> |
| <span class="sourceLineNo">1295</span> private void initMobCleaner() {<a name="line.1295"></a> |
| <span class="sourceLineNo">1296</span> this.expiredMobFileCleanerChore = new ExpiredMobFileCleanerChore(this);<a name="line.1296"></a> |
| <span class="sourceLineNo">1297</span> getChoreService().scheduleChore(expiredMobFileCleanerChore);<a name="line.1297"></a> |
| <span class="sourceLineNo">1298</span><a name="line.1298"></a> |
| <span class="sourceLineNo">1299</span> int mobCompactionPeriod = conf.getInt(MobConstants.MOB_COMPACTION_CHORE_PERIOD,<a name="line.1299"></a> |
| <span class="sourceLineNo">1300</span> MobConstants.DEFAULT_MOB_COMPACTION_CHORE_PERIOD);<a name="line.1300"></a> |
| <span class="sourceLineNo">1301</span> if (mobCompactionPeriod > 0) {<a name="line.1301"></a> |
| <span class="sourceLineNo">1302</span> this.mobCompactChore = new MobCompactionChore(this, mobCompactionPeriod);<a name="line.1302"></a> |
| <span class="sourceLineNo">1303</span> getChoreService().scheduleChore(mobCompactChore);<a name="line.1303"></a> |
| <span class="sourceLineNo">1304</span> } else {<a name="line.1304"></a> |
| <span class="sourceLineNo">1305</span> LOG<a name="line.1305"></a> |
| <span class="sourceLineNo">1306</span> .info("The period is " + mobCompactionPeriod + " seconds, MobCompactionChore is disabled");<a name="line.1306"></a> |
| <span class="sourceLineNo">1307</span> }<a name="line.1307"></a> |
| <span class="sourceLineNo">1308</span> this.mobCompactThread = new MasterMobCompactionThread(this);<a name="line.1308"></a> |
| <span class="sourceLineNo">1309</span> }<a name="line.1309"></a> |
| <span class="sourceLineNo">1310</span><a name="line.1310"></a> |
| <span class="sourceLineNo">1311</span> /**<a name="line.1311"></a> |
| <span class="sourceLineNo">1312</span> * <p><a name="line.1312"></a> |
| <span class="sourceLineNo">1313</span> * Create a {@link MasterMetaBootstrap} instance.<a name="line.1313"></a> |
| <span class="sourceLineNo">1314</span> * </p><a name="line.1314"></a> |
| <span class="sourceLineNo">1315</span> * <p><a name="line.1315"></a> |
| <span class="sourceLineNo">1316</span> * Will be overridden in tests.<a name="line.1316"></a> |
| <span class="sourceLineNo">1317</span> * </p><a name="line.1317"></a> |
| <span class="sourceLineNo">1318</span> */<a name="line.1318"></a> |
| <span class="sourceLineNo">1319</span> @VisibleForTesting<a name="line.1319"></a> |
| <span class="sourceLineNo">1320</span> protected MasterMetaBootstrap createMetaBootstrap() {<a name="line.1320"></a> |
| <span class="sourceLineNo">1321</span> // We put this out here in a method so can do a Mockito.spy and stub it out<a name="line.1321"></a> |
| <span class="sourceLineNo">1322</span> // w/ a mocked up MasterMetaBootstrap.<a name="line.1322"></a> |
| <span class="sourceLineNo">1323</span> return new MasterMetaBootstrap(this);<a name="line.1323"></a> |
| <span class="sourceLineNo">1324</span> }<a name="line.1324"></a> |
| <span class="sourceLineNo">1325</span><a name="line.1325"></a> |
| <span class="sourceLineNo">1326</span> /**<a name="line.1326"></a> |
| <span class="sourceLineNo">1327</span> * <p><a name="line.1327"></a> |
| <span class="sourceLineNo">1328</span> * Create a {@link ServerManager} instance.<a name="line.1328"></a> |
| <span class="sourceLineNo">1329</span> * </p><a name="line.1329"></a> |
| <span class="sourceLineNo">1330</span> * <p><a name="line.1330"></a> |
| <span class="sourceLineNo">1331</span> * Will be overridden in tests.<a name="line.1331"></a> |
| <span class="sourceLineNo">1332</span> * </p><a name="line.1332"></a> |
| <span class="sourceLineNo">1333</span> */<a name="line.1333"></a> |
| <span class="sourceLineNo">1334</span> @VisibleForTesting<a name="line.1334"></a> |
| <span class="sourceLineNo">1335</span> protected ServerManager createServerManager(final MasterServices master) throws IOException {<a name="line.1335"></a> |
| <span class="sourceLineNo">1336</span> // We put this out here in a method so can do a Mockito.spy and stub it out<a name="line.1336"></a> |
| <span class="sourceLineNo">1337</span> // w/ a mocked up ServerManager.<a name="line.1337"></a> |
| <span class="sourceLineNo">1338</span> setupClusterConnection();<a name="line.1338"></a> |
| <span class="sourceLineNo">1339</span> return new ServerManager(master);<a name="line.1339"></a> |
| <span class="sourceLineNo">1340</span> }<a name="line.1340"></a> |
| <span class="sourceLineNo">1341</span><a name="line.1341"></a> |
| <span class="sourceLineNo">1342</span> private void waitForRegionServers(final MonitoredTask status)<a name="line.1342"></a> |
| <span class="sourceLineNo">1343</span> throws IOException, InterruptedException {<a name="line.1343"></a> |
| <span class="sourceLineNo">1344</span> this.serverManager.waitForRegionServers(status);<a name="line.1344"></a> |
| <span class="sourceLineNo">1345</span> }<a name="line.1345"></a> |
| <span class="sourceLineNo">1346</span><a name="line.1346"></a> |
| <span class="sourceLineNo">1347</span> // Will be overridden in tests<a name="line.1347"></a> |
| <span class="sourceLineNo">1348</span> @VisibleForTesting<a name="line.1348"></a> |
| <span class="sourceLineNo">1349</span> protected void initClusterSchemaService() throws IOException, InterruptedException {<a name="line.1349"></a> |
| <span class="sourceLineNo">1350</span> this.clusterSchemaService = new ClusterSchemaServiceImpl(this);<a name="line.1350"></a> |
| <span class="sourceLineNo">1351</span> this.clusterSchemaService.startAsync();<a name="line.1351"></a> |
| <span class="sourceLineNo">1352</span> try {<a name="line.1352"></a> |
| <span class="sourceLineNo">1353</span> this.clusterSchemaService.awaitRunning(getConfiguration().getInt(<a name="line.1353"></a> |
| <span class="sourceLineNo">1354</span> HBASE_MASTER_WAIT_ON_SERVICE_IN_SECONDS,<a name="line.1354"></a> |
| <span class="sourceLineNo">1355</span> DEFAULT_HBASE_MASTER_WAIT_ON_SERVICE_IN_SECONDS), TimeUnit.SECONDS);<a name="line.1355"></a> |
| <span class="sourceLineNo">1356</span> } catch (TimeoutException toe) {<a name="line.1356"></a> |
| <span class="sourceLineNo">1357</span> throw new IOException("Timedout starting ClusterSchemaService", toe);<a name="line.1357"></a> |
| <span class="sourceLineNo">1358</span> }<a name="line.1358"></a> |
| <span class="sourceLineNo">1359</span> }<a name="line.1359"></a> |
| <span class="sourceLineNo">1360</span><a name="line.1360"></a> |
| <span class="sourceLineNo">1361</span> private void initQuotaManager() throws IOException {<a name="line.1361"></a> |
| <span class="sourceLineNo">1362</span> MasterQuotaManager quotaManager = new MasterQuotaManager(this);<a name="line.1362"></a> |
| <span class="sourceLineNo">1363</span> quotaManager.start();<a name="line.1363"></a> |
| <span class="sourceLineNo">1364</span> this.quotaManager = quotaManager;<a name="line.1364"></a> |
| <span class="sourceLineNo">1365</span> }<a name="line.1365"></a> |
| <span class="sourceLineNo">1366</span><a name="line.1366"></a> |
| <span class="sourceLineNo">1367</span> private SpaceQuotaSnapshotNotifier createQuotaSnapshotNotifier() {<a name="line.1367"></a> |
| <span class="sourceLineNo">1368</span> SpaceQuotaSnapshotNotifier notifier =<a name="line.1368"></a> |
| <span class="sourceLineNo">1369</span> SpaceQuotaSnapshotNotifierFactory.getInstance().create(getConfiguration());<a name="line.1369"></a> |
| <span class="sourceLineNo">1370</span> return notifier;<a name="line.1370"></a> |
| <span class="sourceLineNo">1371</span> }<a name="line.1371"></a> |
| <span class="sourceLineNo">1372</span><a name="line.1372"></a> |
| <span class="sourceLineNo">1373</span> boolean isCatalogJanitorEnabled() {<a name="line.1373"></a> |
| <span class="sourceLineNo">1374</span> return catalogJanitorChore != null ?<a name="line.1374"></a> |
| <span class="sourceLineNo">1375</span> catalogJanitorChore.getEnabled() : false;<a name="line.1375"></a> |
| <span class="sourceLineNo">1376</span> }<a name="line.1376"></a> |
| <span class="sourceLineNo">1377</span><a name="line.1377"></a> |
| <span class="sourceLineNo">1378</span> boolean isCleanerChoreEnabled() {<a name="line.1378"></a> |
| <span class="sourceLineNo">1379</span> boolean hfileCleanerFlag = true, logCleanerFlag = true;<a name="line.1379"></a> |
| <span class="sourceLineNo">1380</span><a name="line.1380"></a> |
| <span class="sourceLineNo">1381</span> if (hfileCleaner != null) {<a name="line.1381"></a> |
| <span class="sourceLineNo">1382</span> hfileCleanerFlag = hfileCleaner.getEnabled();<a name="line.1382"></a> |
| <span class="sourceLineNo">1383</span> }<a name="line.1383"></a> |
| <span class="sourceLineNo">1384</span><a name="line.1384"></a> |
| <span class="sourceLineNo">1385</span> if (logCleaner != null) {<a name="line.1385"></a> |
| <span class="sourceLineNo">1386</span> logCleanerFlag = logCleaner.getEnabled();<a name="line.1386"></a> |
| <span class="sourceLineNo">1387</span> }<a name="line.1387"></a> |
| <span class="sourceLineNo">1388</span><a name="line.1388"></a> |
| <span class="sourceLineNo">1389</span> return (hfileCleanerFlag && logCleanerFlag);<a name="line.1389"></a> |
| <span class="sourceLineNo">1390</span> }<a name="line.1390"></a> |
| <span class="sourceLineNo">1391</span><a name="line.1391"></a> |
| <span class="sourceLineNo">1392</span> @Override<a name="line.1392"></a> |
| <span class="sourceLineNo">1393</span> public ServerManager getServerManager() {<a name="line.1393"></a> |
| <span class="sourceLineNo">1394</span> return this.serverManager;<a name="line.1394"></a> |
| <span class="sourceLineNo">1395</span> }<a name="line.1395"></a> |
| <span class="sourceLineNo">1396</span><a name="line.1396"></a> |
| <span class="sourceLineNo">1397</span> @Override<a name="line.1397"></a> |
| <span class="sourceLineNo">1398</span> public MasterFileSystem getMasterFileSystem() {<a name="line.1398"></a> |
| <span class="sourceLineNo">1399</span> return this.fileSystemManager;<a name="line.1399"></a> |
| <span class="sourceLineNo">1400</span> }<a name="line.1400"></a> |
| <span class="sourceLineNo">1401</span><a name="line.1401"></a> |
| <span class="sourceLineNo">1402</span> @Override<a name="line.1402"></a> |
| <span class="sourceLineNo">1403</span> public MasterWalManager getMasterWalManager() {<a name="line.1403"></a> |
| <span class="sourceLineNo">1404</span> return this.walManager;<a name="line.1404"></a> |
| <span class="sourceLineNo">1405</span> }<a name="line.1405"></a> |
| <span class="sourceLineNo">1406</span><a name="line.1406"></a> |
| <span class="sourceLineNo">1407</span> @Override<a name="line.1407"></a> |
| <span class="sourceLineNo">1408</span> public SplitWALManager getSplitWALManager() {<a name="line.1408"></a> |
| <span class="sourceLineNo">1409</span> return splitWALManager;<a name="line.1409"></a> |
| <span class="sourceLineNo">1410</span> }<a name="line.1410"></a> |
| <span class="sourceLineNo">1411</span><a name="line.1411"></a> |
| <span class="sourceLineNo">1412</span> @Override<a name="line.1412"></a> |
| <span class="sourceLineNo">1413</span> public TableStateManager getTableStateManager() {<a name="line.1413"></a> |
| <span class="sourceLineNo">1414</span> return tableStateManager;<a name="line.1414"></a> |
| <span class="sourceLineNo">1415</span> }<a name="line.1415"></a> |
| <span class="sourceLineNo">1416</span><a name="line.1416"></a> |
| <span class="sourceLineNo">1417</span> /*<a name="line.1417"></a> |
| <span class="sourceLineNo">1418</span> * Start up all services. If any of these threads gets an unhandled exception<a name="line.1418"></a> |
| <span class="sourceLineNo">1419</span> * then they just die with a logged message. This should be fine because<a name="line.1419"></a> |
| <span class="sourceLineNo">1420</span> * in general, we do not expect the master to get such unhandled exceptions<a name="line.1420"></a> |
| <span class="sourceLineNo">1421</span> * as OOMEs; it should be lightly loaded. See what HRegionServer does if<a name="line.1421"></a> |
| <span class="sourceLineNo">1422</span> * need to install an unexpected exception handler.<a name="line.1422"></a> |
| <span class="sourceLineNo">1423</span> */<a name="line.1423"></a> |
| <span class="sourceLineNo">1424</span> private void startServiceThreads() throws IOException {<a name="line.1424"></a> |
| <span class="sourceLineNo">1425</span> // Start the executor service pools<a name="line.1425"></a> |
| <span class="sourceLineNo">1426</span> this.executorService.startExecutorService(ExecutorType.MASTER_OPEN_REGION, conf.getInt(<a name="line.1426"></a> |
| <span class="sourceLineNo">1427</span> HConstants.MASTER_OPEN_REGION_THREADS, HConstants.MASTER_OPEN_REGION_THREADS_DEFAULT));<a name="line.1427"></a> |
| <span class="sourceLineNo">1428</span> this.executorService.startExecutorService(ExecutorType.MASTER_CLOSE_REGION, conf.getInt(<a name="line.1428"></a> |
| <span class="sourceLineNo">1429</span> HConstants.MASTER_CLOSE_REGION_THREADS, HConstants.MASTER_CLOSE_REGION_THREADS_DEFAULT));<a name="line.1429"></a> |
| <span class="sourceLineNo">1430</span> this.executorService.startExecutorService(ExecutorType.MASTER_SERVER_OPERATIONS,<a name="line.1430"></a> |
| <span class="sourceLineNo">1431</span> conf.getInt(HConstants.MASTER_SERVER_OPERATIONS_THREADS,<a name="line.1431"></a> |
| <span class="sourceLineNo">1432</span> HConstants.MASTER_SERVER_OPERATIONS_THREADS_DEFAULT));<a name="line.1432"></a> |
| <span class="sourceLineNo">1433</span> this.executorService.startExecutorService(ExecutorType.MASTER_META_SERVER_OPERATIONS,<a name="line.1433"></a> |
| <span class="sourceLineNo">1434</span> conf.getInt(HConstants.MASTER_META_SERVER_OPERATIONS_THREADS,<a name="line.1434"></a> |
| <span class="sourceLineNo">1435</span> HConstants.MASTER_META_SERVER_OPERATIONS_THREADS_DEFAULT));<a name="line.1435"></a> |
| <span class="sourceLineNo">1436</span> this.executorService.startExecutorService(ExecutorType.M_LOG_REPLAY_OPS, conf.getInt(<a name="line.1436"></a> |
| <span class="sourceLineNo">1437</span> HConstants.MASTER_LOG_REPLAY_OPS_THREADS, HConstants.MASTER_LOG_REPLAY_OPS_THREADS_DEFAULT));<a name="line.1437"></a> |
| <span class="sourceLineNo">1438</span> this.executorService.startExecutorService(ExecutorType.MASTER_SNAPSHOT_OPERATIONS,<a name="line.1438"></a> |
| <span class="sourceLineNo">1439</span> conf.getInt(HConstants.MASTER_SNAPSHOT_OPERATIONS_THREADS,<a name="line.1439"></a> |
| <span class="sourceLineNo">1440</span> HConstants.MASTER_SNAPSHOT_OPERATIONS_THREADS_DEFAULT));<a name="line.1440"></a> |
| <span class="sourceLineNo">1441</span><a name="line.1441"></a> |
| <span class="sourceLineNo">1442</span> // We depend on there being only one instance of this executor running<a name="line.1442"></a> |
| <span class="sourceLineNo">1443</span> // at a time. To do concurrency, would need fencing of enable/disable of<a name="line.1443"></a> |
| <span class="sourceLineNo">1444</span> // tables.<a name="line.1444"></a> |
| <span class="sourceLineNo">1445</span> // Any time changing this maxThreads to > 1, pls see the comment at<a name="line.1445"></a> |
| <span class="sourceLineNo">1446</span> // AccessController#postCompletedCreateTableAction<a name="line.1446"></a> |
| <span class="sourceLineNo">1447</span> this.executorService.startExecutorService(ExecutorType.MASTER_TABLE_OPERATIONS, 1);<a name="line.1447"></a> |
| <span class="sourceLineNo">1448</span> startProcedureExecutor();<a name="line.1448"></a> |
| <span class="sourceLineNo">1449</span><a name="line.1449"></a> |
| <span class="sourceLineNo">1450</span> // Create cleaner thread pool<a name="line.1450"></a> |
| <span class="sourceLineNo">1451</span> cleanerPool = new DirScanPool(conf);<a name="line.1451"></a> |
| <span class="sourceLineNo">1452</span> // Start log cleaner thread<a name="line.1452"></a> |
| <span class="sourceLineNo">1453</span> int cleanerInterval = conf.getInt("hbase.master.cleaner.interval", 600 * 1000);<a name="line.1453"></a> |
| <span class="sourceLineNo">1454</span> this.logCleaner = new LogCleaner(cleanerInterval, this, conf,<a name="line.1454"></a> |
| <span class="sourceLineNo">1455</span> getMasterWalManager().getFileSystem(), getMasterWalManager().getOldLogDir(), cleanerPool);<a name="line.1455"></a> |
| <span class="sourceLineNo">1456</span> getChoreService().scheduleChore(logCleaner);<a name="line.1456"></a> |
| <span class="sourceLineNo">1457</span><a name="line.1457"></a> |
| <span class="sourceLineNo">1458</span> // start the hfile archive cleaner thread<a name="line.1458"></a> |
| <span class="sourceLineNo">1459</span> Path archiveDir = HFileArchiveUtil.getArchivePath(conf);<a name="line.1459"></a> |
| <span class="sourceLineNo">1460</span> Map<String, Object> params = new HashMap<>();<a name="line.1460"></a> |
| <span class="sourceLineNo">1461</span> params.put(MASTER, this);<a name="line.1461"></a> |
| <span class="sourceLineNo">1462</span> this.hfileCleaner = new HFileCleaner(cleanerInterval, this, conf,<a name="line.1462"></a> |
| <span class="sourceLineNo">1463</span> getMasterFileSystem().getFileSystem(), archiveDir, cleanerPool, params);<a name="line.1463"></a> |
| <span class="sourceLineNo">1464</span> getChoreService().scheduleChore(hfileCleaner);<a name="line.1464"></a> |
| <span class="sourceLineNo">1465</span><a name="line.1465"></a> |
| <span class="sourceLineNo">1466</span> replicationBarrierCleaner = new ReplicationBarrierCleaner(conf, this, getConnection(),<a name="line.1466"></a> |
| <span class="sourceLineNo">1467</span> replicationPeerManager);<a name="line.1467"></a> |
| <span class="sourceLineNo">1468</span> getChoreService().scheduleChore(replicationBarrierCleaner);<a name="line.1468"></a> |
| <span class="sourceLineNo">1469</span><a name="line.1469"></a> |
| <span class="sourceLineNo">1470</span> final boolean isSnapshotChoreDisabled = conf.getBoolean(HConstants.SNAPSHOT_CLEANER_DISABLE,<a name="line.1470"></a> |
| <span class="sourceLineNo">1471</span> false);<a name="line.1471"></a> |
| <span class="sourceLineNo">1472</span> if (isSnapshotChoreDisabled) {<a name="line.1472"></a> |
| <span class="sourceLineNo">1473</span> if (LOG.isTraceEnabled()) {<a name="line.1473"></a> |
| <span class="sourceLineNo">1474</span> LOG.trace("Snapshot Cleaner Chore is disabled. Not starting up the chore..");<a name="line.1474"></a> |
| <span class="sourceLineNo">1475</span> }<a name="line.1475"></a> |
| <span class="sourceLineNo">1476</span> } else {<a name="line.1476"></a> |
| <span class="sourceLineNo">1477</span> this.snapshotCleanerChore = new SnapshotCleanerChore(this, conf, getSnapshotManager());<a name="line.1477"></a> |
| <span class="sourceLineNo">1478</span> getChoreService().scheduleChore(this.snapshotCleanerChore);<a name="line.1478"></a> |
| <span class="sourceLineNo">1479</span> }<a name="line.1479"></a> |
| <span class="sourceLineNo">1480</span> serviceStarted = true;<a name="line.1480"></a> |
| <span class="sourceLineNo">1481</span> if (LOG.isTraceEnabled()) {<a name="line.1481"></a> |
| <span class="sourceLineNo">1482</span> LOG.trace("Started service threads");<a name="line.1482"></a> |
| <span class="sourceLineNo">1483</span> }<a name="line.1483"></a> |
| <span class="sourceLineNo">1484</span> }<a name="line.1484"></a> |
| <span class="sourceLineNo">1485</span><a name="line.1485"></a> |
| <span class="sourceLineNo">1486</span> @Override<a name="line.1486"></a> |
| <span class="sourceLineNo">1487</span> protected void stopServiceThreads() {<a name="line.1487"></a> |
| <span class="sourceLineNo">1488</span> if (masterJettyServer != null) {<a name="line.1488"></a> |
| <span class="sourceLineNo">1489</span> LOG.info("Stopping master jetty server");<a name="line.1489"></a> |
| <span class="sourceLineNo">1490</span> try {<a name="line.1490"></a> |
| <span class="sourceLineNo">1491</span> masterJettyServer.stop();<a name="line.1491"></a> |
| <span class="sourceLineNo">1492</span> } catch (Exception e) {<a name="line.1492"></a> |
| <span class="sourceLineNo">1493</span> LOG.error("Failed to stop master jetty server", e);<a name="line.1493"></a> |
| <span class="sourceLineNo">1494</span> }<a name="line.1494"></a> |
| <span class="sourceLineNo">1495</span> }<a name="line.1495"></a> |
| <span class="sourceLineNo">1496</span> stopChores();<a name="line.1496"></a> |
| <span class="sourceLineNo">1497</span> if (this.mobCompactThread != null) {<a name="line.1497"></a> |
| <span class="sourceLineNo">1498</span> this.mobCompactThread.close();<a name="line.1498"></a> |
| <span class="sourceLineNo">1499</span> }<a name="line.1499"></a> |
| <span class="sourceLineNo">1500</span> super.stopServiceThreads();<a name="line.1500"></a> |
| <span class="sourceLineNo">1501</span> if (cleanerPool != null) {<a name="line.1501"></a> |
| <span class="sourceLineNo">1502</span> cleanerPool.shutdownNow();<a name="line.1502"></a> |
| <span class="sourceLineNo">1503</span> cleanerPool = null;<a name="line.1503"></a> |
| <span class="sourceLineNo">1504</span> }<a name="line.1504"></a> |
| <span class="sourceLineNo">1505</span><a name="line.1505"></a> |
| <span class="sourceLineNo">1506</span> LOG.debug("Stopping service threads");<a name="line.1506"></a> |
| <span class="sourceLineNo">1507</span><a name="line.1507"></a> |
| <span class="sourceLineNo">1508</span> if (this.quotaManager != null) {<a name="line.1508"></a> |
| <span class="sourceLineNo">1509</span> this.quotaManager.stop();<a name="line.1509"></a> |
| <span class="sourceLineNo">1510</span> }<a name="line.1510"></a> |
| <span class="sourceLineNo">1511</span><a name="line.1511"></a> |
| <span class="sourceLineNo">1512</span> if (this.activeMasterManager != null) {<a name="line.1512"></a> |
| <span class="sourceLineNo">1513</span> this.activeMasterManager.stop();<a name="line.1513"></a> |
| <span class="sourceLineNo">1514</span> }<a name="line.1514"></a> |
| <span class="sourceLineNo">1515</span> if (this.serverManager != null) {<a name="line.1515"></a> |
| <span class="sourceLineNo">1516</span> this.serverManager.stop();<a name="line.1516"></a> |
| <span class="sourceLineNo">1517</span> }<a name="line.1517"></a> |
| <span class="sourceLineNo">1518</span> if (this.assignmentManager != null) {<a name="line.1518"></a> |
| <span class="sourceLineNo">1519</span> this.assignmentManager.stop();<a name="line.1519"></a> |
| <span class="sourceLineNo">1520</span> }<a name="line.1520"></a> |
| <span class="sourceLineNo">1521</span><a name="line.1521"></a> |
| <span class="sourceLineNo">1522</span> stopProcedureExecutor();<a name="line.1522"></a> |
| <span class="sourceLineNo">1523</span><a name="line.1523"></a> |
| <span class="sourceLineNo">1524</span> if (this.walManager != null) {<a name="line.1524"></a> |
| <span class="sourceLineNo">1525</span> this.walManager.stop();<a name="line.1525"></a> |
| <span class="sourceLineNo">1526</span> }<a name="line.1526"></a> |
| <span class="sourceLineNo">1527</span> if (this.fileSystemManager != null) {<a name="line.1527"></a> |
| <span class="sourceLineNo">1528</span> this.fileSystemManager.stop();<a name="line.1528"></a> |
| <span class="sourceLineNo">1529</span> }<a name="line.1529"></a> |
| <span class="sourceLineNo">1530</span> if (this.mpmHost != null) {<a name="line.1530"></a> |
| <span class="sourceLineNo">1531</span> this.mpmHost.stop("server shutting down.");<a name="line.1531"></a> |
| <span class="sourceLineNo">1532</span> }<a name="line.1532"></a> |
| <span class="sourceLineNo">1533</span> if (this.regionServerTracker != null) {<a name="line.1533"></a> |
| <span class="sourceLineNo">1534</span> this.regionServerTracker.stop();<a name="line.1534"></a> |
| <span class="sourceLineNo">1535</span> }<a name="line.1535"></a> |
| <span class="sourceLineNo">1536</span> }<a name="line.1536"></a> |
| <span class="sourceLineNo">1537</span><a name="line.1537"></a> |
| <span class="sourceLineNo">1538</span> private void createProcedureExecutor() throws IOException {<a name="line.1538"></a> |
| <span class="sourceLineNo">1539</span> MasterProcedureEnv procEnv = new MasterProcedureEnv(this);<a name="line.1539"></a> |
| <span class="sourceLineNo">1540</span> procedureStore =<a name="line.1540"></a> |
| <span class="sourceLineNo">1541</span> new WALProcedureStore(conf, new MasterProcedureEnv.WALStoreLeaseRecovery(this));<a name="line.1541"></a> |
| <span class="sourceLineNo">1542</span> procedureStore.registerListener(new ProcedureStoreListener() {<a name="line.1542"></a> |
| <span class="sourceLineNo">1543</span><a name="line.1543"></a> |
| <span class="sourceLineNo">1544</span> @Override<a name="line.1544"></a> |
| <span class="sourceLineNo">1545</span> public void abortProcess() {<a name="line.1545"></a> |
| <span class="sourceLineNo">1546</span> abort("The Procedure Store lost the lease", null);<a name="line.1546"></a> |
| <span class="sourceLineNo">1547</span> }<a name="line.1547"></a> |
| <span class="sourceLineNo">1548</span> });<a name="line.1548"></a> |
| <span class="sourceLineNo">1549</span> MasterProcedureScheduler procedureScheduler = procEnv.getProcedureScheduler();<a name="line.1549"></a> |
| <span class="sourceLineNo">1550</span> procedureExecutor = new ProcedureExecutor<>(conf, procEnv, procedureStore, procedureScheduler);<a name="line.1550"></a> |
| <span class="sourceLineNo">1551</span> configurationManager.registerObserver(procEnv);<a name="line.1551"></a> |
| <span class="sourceLineNo">1552</span><a name="line.1552"></a> |
| <span class="sourceLineNo">1553</span> int cpus = Runtime.getRuntime().availableProcessors();<a name="line.1553"></a> |
| <span class="sourceLineNo">1554</span> final int numThreads = conf.getInt(MasterProcedureConstants.MASTER_PROCEDURE_THREADS, Math.max(<a name="line.1554"></a> |
| <span class="sourceLineNo">1555</span> (cpus > 0 ? cpus / 4 : 0), MasterProcedureConstants.DEFAULT_MIN_MASTER_PROCEDURE_THREADS));<a name="line.1555"></a> |
| <span class="sourceLineNo">1556</span> final boolean abortOnCorruption =<a name="line.1556"></a> |
| <span class="sourceLineNo">1557</span> conf.getBoolean(MasterProcedureConstants.EXECUTOR_ABORT_ON_CORRUPTION,<a name="line.1557"></a> |
| <span class="sourceLineNo">1558</span> MasterProcedureConstants.DEFAULT_EXECUTOR_ABORT_ON_CORRUPTION);<a name="line.1558"></a> |
| <span class="sourceLineNo">1559</span> procedureStore.start(numThreads);<a name="line.1559"></a> |
| <span class="sourceLineNo">1560</span> // Just initialize it but do not start the workers, we will start the workers later by calling<a name="line.1560"></a> |
| <span class="sourceLineNo">1561</span> // startProcedureExecutor. See the javadoc for finishActiveMasterInitialization for more<a name="line.1561"></a> |
| <span class="sourceLineNo">1562</span> // details.<a name="line.1562"></a> |
| <span class="sourceLineNo">1563</span> procedureExecutor.init(numThreads, abortOnCorruption);<a name="line.1563"></a> |
| <span class="sourceLineNo">1564</span> procEnv.getRemoteDispatcher().start();<a name="line.1564"></a> |
| <span class="sourceLineNo">1565</span> }<a name="line.1565"></a> |
| <span class="sourceLineNo">1566</span><a name="line.1566"></a> |
| <span class="sourceLineNo">1567</span> private void startProcedureExecutor() throws IOException {<a name="line.1567"></a> |
| <span class="sourceLineNo">1568</span> procedureExecutor.startWorkers();<a name="line.1568"></a> |
| <span class="sourceLineNo">1569</span> }<a name="line.1569"></a> |
| <span class="sourceLineNo">1570</span><a name="line.1570"></a> |
| <span class="sourceLineNo">1571</span> private void stopProcedureExecutor() {<a name="line.1571"></a> |
| <span class="sourceLineNo">1572</span> if (procedureExecutor != null) {<a name="line.1572"></a> |
| <span class="sourceLineNo">1573</span> configurationManager.deregisterObserver(procedureExecutor.getEnvironment());<a name="line.1573"></a> |
| <span class="sourceLineNo">1574</span> procedureExecutor.getEnvironment().getRemoteDispatcher().stop();<a name="line.1574"></a> |
| <span class="sourceLineNo">1575</span> procedureExecutor.stop();<a name="line.1575"></a> |
| <span class="sourceLineNo">1576</span> procedureExecutor.join();<a name="line.1576"></a> |
| <span class="sourceLineNo">1577</span> procedureExecutor = null;<a name="line.1577"></a> |
| <span class="sourceLineNo">1578</span> }<a name="line.1578"></a> |
| <span class="sourceLineNo">1579</span><a name="line.1579"></a> |
| <span class="sourceLineNo">1580</span> if (procedureStore != null) {<a name="line.1580"></a> |
| <span class="sourceLineNo">1581</span> procedureStore.stop(isAborted());<a name="line.1581"></a> |
| <span class="sourceLineNo">1582</span> procedureStore = null;<a name="line.1582"></a> |
| <span class="sourceLineNo">1583</span> }<a name="line.1583"></a> |
| <span class="sourceLineNo">1584</span> }<a name="line.1584"></a> |
| <span class="sourceLineNo">1585</span><a name="line.1585"></a> |
| <span class="sourceLineNo">1586</span> private void stopChores() {<a name="line.1586"></a> |
| <span class="sourceLineNo">1587</span> ChoreService choreService = getChoreService();<a name="line.1587"></a> |
| <span class="sourceLineNo">1588</span> if (choreService != null) {<a name="line.1588"></a> |
| <span class="sourceLineNo">1589</span> choreService.cancelChore(this.expiredMobFileCleanerChore);<a name="line.1589"></a> |
| <span class="sourceLineNo">1590</span> choreService.cancelChore(this.mobCompactChore);<a name="line.1590"></a> |
| <span class="sourceLineNo">1591</span> choreService.cancelChore(this.balancerChore);<a name="line.1591"></a> |
| <span class="sourceLineNo">1592</span> choreService.cancelChore(this.normalizerChore);<a name="line.1592"></a> |
| <span class="sourceLineNo">1593</span> choreService.cancelChore(this.clusterStatusChore);<a name="line.1593"></a> |
| <span class="sourceLineNo">1594</span> choreService.cancelChore(this.catalogJanitorChore);<a name="line.1594"></a> |
| <span class="sourceLineNo">1595</span> choreService.cancelChore(this.clusterStatusPublisherChore);<a name="line.1595"></a> |
| <span class="sourceLineNo">1596</span> choreService.cancelChore(this.snapshotQuotaChore);<a name="line.1596"></a> |
| <span class="sourceLineNo">1597</span> choreService.cancelChore(this.logCleaner);<a name="line.1597"></a> |
| <span class="sourceLineNo">1598</span> choreService.cancelChore(this.hfileCleaner);<a name="line.1598"></a> |
| <span class="sourceLineNo">1599</span> choreService.cancelChore(this.replicationBarrierCleaner);<a name="line.1599"></a> |
| <span class="sourceLineNo">1600</span> choreService.cancelChore(this.snapshotCleanerChore);<a name="line.1600"></a> |
| <span class="sourceLineNo">1601</span> choreService.cancelChore(this.hbckChore);<a name="line.1601"></a> |
| <span class="sourceLineNo">1602</span> }<a name="line.1602"></a> |
| <span class="sourceLineNo">1603</span> }<a name="line.1603"></a> |
| <span class="sourceLineNo">1604</span><a name="line.1604"></a> |
| <span class="sourceLineNo">1605</span> /**<a name="line.1605"></a> |
| <span class="sourceLineNo">1606</span> * @return Get remote side's InetAddress<a name="line.1606"></a> |
| <span class="sourceLineNo">1607</span> */<a name="line.1607"></a> |
| <span class="sourceLineNo">1608</span> InetAddress getRemoteInetAddress(final int port,<a name="line.1608"></a> |
| <span class="sourceLineNo">1609</span> final long serverStartCode) throws UnknownHostException {<a name="line.1609"></a> |
| <span class="sourceLineNo">1610</span> // Do it out here in its own little method so can fake an address when<a name="line.1610"></a> |
| <span class="sourceLineNo">1611</span> // mocking up in tests.<a name="line.1611"></a> |
| <span class="sourceLineNo">1612</span> InetAddress ia = RpcServer.getRemoteIp();<a name="line.1612"></a> |
| <span class="sourceLineNo">1613</span><a name="line.1613"></a> |
| <span class="sourceLineNo">1614</span> // The call could be from the local regionserver,<a name="line.1614"></a> |
| <span class="sourceLineNo">1615</span> // in which case, there is no remote address.<a name="line.1615"></a> |
| <span class="sourceLineNo">1616</span> if (ia == null && serverStartCode == startcode) {<a name="line.1616"></a> |
| <span class="sourceLineNo">1617</span> InetSocketAddress isa = rpcServices.getSocketAddress();<a name="line.1617"></a> |
| <span class="sourceLineNo">1618</span> if (isa != null && isa.getPort() == port) {<a name="line.1618"></a> |
| <span class="sourceLineNo">1619</span> ia = isa.getAddress();<a name="line.1619"></a> |
| <span class="sourceLineNo">1620</span> }<a name="line.1620"></a> |
| <span class="sourceLineNo">1621</span> }<a name="line.1621"></a> |
| <span class="sourceLineNo">1622</span> return ia;<a name="line.1622"></a> |
| <span class="sourceLineNo">1623</span> }<a name="line.1623"></a> |
| <span class="sourceLineNo">1624</span><a name="line.1624"></a> |
| <span class="sourceLineNo">1625</span> /**<a name="line.1625"></a> |
| <span class="sourceLineNo">1626</span> * @return Maximum time we should run balancer for<a name="line.1626"></a> |
| <span class="sourceLineNo">1627</span> */<a name="line.1627"></a> |
| <span class="sourceLineNo">1628</span> private int getMaxBalancingTime() {<a name="line.1628"></a> |
| <span class="sourceLineNo">1629</span> int maxBalancingTime = getConfiguration().getInt(HConstants.HBASE_BALANCER_MAX_BALANCING, -1);<a name="line.1629"></a> |
| <span class="sourceLineNo">1630</span> if (maxBalancingTime == -1) {<a name="line.1630"></a> |
| <span class="sourceLineNo">1631</span> // if max balancing time isn't set, defaulting it to period time<a name="line.1631"></a> |
| <span class="sourceLineNo">1632</span> maxBalancingTime = getConfiguration().getInt(HConstants.HBASE_BALANCER_PERIOD,<a name="line.1632"></a> |
| <span class="sourceLineNo">1633</span> HConstants.DEFAULT_HBASE_BALANCER_PERIOD);<a name="line.1633"></a> |
| <span class="sourceLineNo">1634</span> }<a name="line.1634"></a> |
| <span class="sourceLineNo">1635</span> return maxBalancingTime;<a name="line.1635"></a> |
| <span class="sourceLineNo">1636</span> }<a name="line.1636"></a> |
| <span class="sourceLineNo">1637</span><a name="line.1637"></a> |
| <span class="sourceLineNo">1638</span> /**<a name="line.1638"></a> |
| <span class="sourceLineNo">1639</span> * @return Maximum number of regions in transition<a name="line.1639"></a> |
| <span class="sourceLineNo">1640</span> */<a name="line.1640"></a> |
| <span class="sourceLineNo">1641</span> private int getMaxRegionsInTransition() {<a name="line.1641"></a> |
| <span class="sourceLineNo">1642</span> int numRegions = this.assignmentManager.getRegionStates().getRegionAssignments().size();<a name="line.1642"></a> |
| <span class="sourceLineNo">1643</span> return Math.max((int) Math.floor(numRegions * this.maxRitPercent), 1);<a name="line.1643"></a> |
| <span class="sourceLineNo">1644</span> }<a name="line.1644"></a> |
| <span class="sourceLineNo">1645</span><a name="line.1645"></a> |
| <span class="sourceLineNo">1646</span> /**<a name="line.1646"></a> |
| <span class="sourceLineNo">1647</span> * It first sleep to the next balance plan start time. Meanwhile, throttling by the max<a name="line.1647"></a> |
| <span class="sourceLineNo">1648</span> * number regions in transition to protect availability.<a name="line.1648"></a> |
| <span class="sourceLineNo">1649</span> * @param nextBalanceStartTime The next balance plan start time<a name="line.1649"></a> |
| <span class="sourceLineNo">1650</span> * @param maxRegionsInTransition max number of regions in transition<a name="line.1650"></a> |
| <span class="sourceLineNo">1651</span> * @param cutoffTime when to exit balancer<a name="line.1651"></a> |
| <span class="sourceLineNo">1652</span> */<a name="line.1652"></a> |
| <span class="sourceLineNo">1653</span> private void balanceThrottling(long nextBalanceStartTime, int maxRegionsInTransition,<a name="line.1653"></a> |
| <span class="sourceLineNo">1654</span> long cutoffTime) {<a name="line.1654"></a> |
| <span class="sourceLineNo">1655</span> boolean interrupted = false;<a name="line.1655"></a> |
| <span class="sourceLineNo">1656</span><a name="line.1656"></a> |
| <span class="sourceLineNo">1657</span> // Sleep to next balance plan start time<a name="line.1657"></a> |
| <span class="sourceLineNo">1658</span> // But if there are zero regions in transition, it can skip sleep to speed up.<a name="line.1658"></a> |
| <span class="sourceLineNo">1659</span> while (!interrupted && System.currentTimeMillis() < nextBalanceStartTime<a name="line.1659"></a> |
| <span class="sourceLineNo">1660</span> && this.assignmentManager.getRegionStates().hasRegionsInTransition()) {<a name="line.1660"></a> |
| <span class="sourceLineNo">1661</span> try {<a name="line.1661"></a> |
| <span class="sourceLineNo">1662</span> Thread.sleep(100);<a name="line.1662"></a> |
| <span class="sourceLineNo">1663</span> } catch (InterruptedException ie) {<a name="line.1663"></a> |
| <span class="sourceLineNo">1664</span> interrupted = true;<a name="line.1664"></a> |
| <span class="sourceLineNo">1665</span> }<a name="line.1665"></a> |
| <span class="sourceLineNo">1666</span> }<a name="line.1666"></a> |
| <span class="sourceLineNo">1667</span><a name="line.1667"></a> |
| <span class="sourceLineNo">1668</span> // Throttling by max number regions in transition<a name="line.1668"></a> |
| <span class="sourceLineNo">1669</span> while (!interrupted<a name="line.1669"></a> |
| <span class="sourceLineNo">1670</span> && maxRegionsInTransition > 0<a name="line.1670"></a> |
| <span class="sourceLineNo">1671</span> && this.assignmentManager.getRegionStates().getRegionsInTransitionCount()<a name="line.1671"></a> |
| <span class="sourceLineNo">1672</span> >= maxRegionsInTransition && System.currentTimeMillis() <= cutoffTime) {<a name="line.1672"></a> |
| <span class="sourceLineNo">1673</span> try {<a name="line.1673"></a> |
| <span class="sourceLineNo">1674</span> // sleep if the number of regions in transition exceeds the limit<a name="line.1674"></a> |
| <span class="sourceLineNo">1675</span> Thread.sleep(100);<a name="line.1675"></a> |
| <span class="sourceLineNo">1676</span> } catch (InterruptedException ie) {<a name="line.1676"></a> |
| <span class="sourceLineNo">1677</span> interrupted = true;<a name="line.1677"></a> |
| <span class="sourceLineNo">1678</span> }<a name="line.1678"></a> |
| <span class="sourceLineNo">1679</span> }<a name="line.1679"></a> |
| <span class="sourceLineNo">1680</span><a name="line.1680"></a> |
| <span class="sourceLineNo">1681</span> if (interrupted) Thread.currentThread().interrupt();<a name="line.1681"></a> |
| <span class="sourceLineNo">1682</span> }<a name="line.1682"></a> |
| <span class="sourceLineNo">1683</span><a name="line.1683"></a> |
| <span class="sourceLineNo">1684</span> public boolean balance() throws IOException {<a name="line.1684"></a> |
| <span class="sourceLineNo">1685</span> return balance(false);<a name="line.1685"></a> |
| <span class="sourceLineNo">1686</span> }<a name="line.1686"></a> |
| <span class="sourceLineNo">1687</span><a name="line.1687"></a> |
| <span class="sourceLineNo">1688</span> public boolean balance(boolean force) throws IOException {<a name="line.1688"></a> |
| <span class="sourceLineNo">1689</span> // if master not initialized, don't run balancer.<a name="line.1689"></a> |
| <span class="sourceLineNo">1690</span> if (!isInitialized()) {<a name="line.1690"></a> |
| <span class="sourceLineNo">1691</span> LOG.debug("Master has not been initialized, don't run balancer.");<a name="line.1691"></a> |
| <span class="sourceLineNo">1692</span> return false;<a name="line.1692"></a> |
| <span class="sourceLineNo">1693</span> }<a name="line.1693"></a> |
| <span class="sourceLineNo">1694</span><a name="line.1694"></a> |
| <span class="sourceLineNo">1695</span> if (isInMaintenanceMode()) {<a name="line.1695"></a> |
| <span class="sourceLineNo">1696</span> LOG.info("Master is in maintenanceMode mode, don't run balancer.");<a name="line.1696"></a> |
| <span class="sourceLineNo">1697</span> return false;<a name="line.1697"></a> |
| <span class="sourceLineNo">1698</span> }<a name="line.1698"></a> |
| <span class="sourceLineNo">1699</span><a name="line.1699"></a> |
| <span class="sourceLineNo">1700</span> synchronized (this.balancer) {<a name="line.1700"></a> |
| <span class="sourceLineNo">1701</span> // If balance not true, don't run balancer.<a name="line.1701"></a> |
| <span class="sourceLineNo">1702</span> if (!this.loadBalancerTracker.isBalancerOn()) return false;<a name="line.1702"></a> |
| <span class="sourceLineNo">1703</span> // Only allow one balance run at at time.<a name="line.1703"></a> |
| <span class="sourceLineNo">1704</span> if (this.assignmentManager.hasRegionsInTransition()) {<a name="line.1704"></a> |
| <span class="sourceLineNo">1705</span> List<RegionStateNode> regionsInTransition = assignmentManager.getRegionsInTransition();<a name="line.1705"></a> |
| <span class="sourceLineNo">1706</span> // if hbase:meta region is in transition, result of assignment cannot be recorded<a name="line.1706"></a> |
| <span class="sourceLineNo">1707</span> // ignore the force flag in that case<a name="line.1707"></a> |
| <span class="sourceLineNo">1708</span> boolean metaInTransition = assignmentManager.isMetaRegionInTransition();<a name="line.1708"></a> |
| <span class="sourceLineNo">1709</span> String prefix = force && !metaInTransition ? "R" : "Not r";<a name="line.1709"></a> |
| <span class="sourceLineNo">1710</span> List<RegionStateNode> toPrint = regionsInTransition;<a name="line.1710"></a> |
| <span class="sourceLineNo">1711</span> int max = 5;<a name="line.1711"></a> |
| <span class="sourceLineNo">1712</span> boolean truncated = false;<a name="line.1712"></a> |
| <span class="sourceLineNo">1713</span> if (regionsInTransition.size() > max) {<a name="line.1713"></a> |
| <span class="sourceLineNo">1714</span> toPrint = regionsInTransition.subList(0, max);<a name="line.1714"></a> |
| <span class="sourceLineNo">1715</span> truncated = true;<a name="line.1715"></a> |
| <span class="sourceLineNo">1716</span> }<a name="line.1716"></a> |
| <span class="sourceLineNo">1717</span> LOG.info(prefix + "unning balancer because " + regionsInTransition.size() +<a name="line.1717"></a> |
| <span class="sourceLineNo">1718</span> " region(s) in transition: " + toPrint + (truncated? "(truncated list)": ""));<a name="line.1718"></a> |
| <span class="sourceLineNo">1719</span> if (!force || metaInTransition) return false;<a name="line.1719"></a> |
| <span class="sourceLineNo">1720</span> }<a name="line.1720"></a> |
| <span class="sourceLineNo">1721</span> if (this.serverManager.areDeadServersInProgress()) {<a name="line.1721"></a> |
| <span class="sourceLineNo">1722</span> LOG.info("Not running balancer because processing dead regionserver(s): " +<a name="line.1722"></a> |
| <span class="sourceLineNo">1723</span> this.serverManager.getDeadServers());<a name="line.1723"></a> |
| <span class="sourceLineNo">1724</span> return false;<a name="line.1724"></a> |
| <span class="sourceLineNo">1725</span> }<a name="line.1725"></a> |
| <span class="sourceLineNo">1726</span><a name="line.1726"></a> |
| <span class="sourceLineNo">1727</span> if (this.cpHost != null) {<a name="line.1727"></a> |
| <span class="sourceLineNo">1728</span> try {<a name="line.1728"></a> |
| <span class="sourceLineNo">1729</span> if (this.cpHost.preBalance()) {<a name="line.1729"></a> |
| <span class="sourceLineNo">1730</span> LOG.debug("Coprocessor bypassing balancer request");<a name="line.1730"></a> |
| <span class="sourceLineNo">1731</span> return false;<a name="line.1731"></a> |
| <span class="sourceLineNo">1732</span> }<a name="line.1732"></a> |
| <span class="sourceLineNo">1733</span> } catch (IOException ioe) {<a name="line.1733"></a> |
| <span class="sourceLineNo">1734</span> LOG.error("Error invoking master coprocessor preBalance()", ioe);<a name="line.1734"></a> |
| <span class="sourceLineNo">1735</span> return false;<a name="line.1735"></a> |
| <span class="sourceLineNo">1736</span> }<a name="line.1736"></a> |
| <span class="sourceLineNo">1737</span> }<a name="line.1737"></a> |
| <span class="sourceLineNo">1738</span><a name="line.1738"></a> |
| <span class="sourceLineNo">1739</span> boolean isByTable = getConfiguration().getBoolean("hbase.master.loadbalance.bytable", false);<a name="line.1739"></a> |
| <span class="sourceLineNo">1740</span> Map<TableName, Map<ServerName, List<RegionInfo>>> assignments =<a name="line.1740"></a> |
| <span class="sourceLineNo">1741</span> this.assignmentManager.getRegionStates().getAssignmentsForBalancer(isByTable);<a name="line.1741"></a> |
| <span class="sourceLineNo">1742</span> for (Map<ServerName, List<RegionInfo>> serverMap : assignments.values()) {<a name="line.1742"></a> |
| <span class="sourceLineNo">1743</span> serverMap.keySet().removeAll(this.serverManager.getDrainingServersList());<a name="line.1743"></a> |
| <span class="sourceLineNo">1744</span> }<a name="line.1744"></a> |
| <span class="sourceLineNo">1745</span><a name="line.1745"></a> |
| <span class="sourceLineNo">1746</span> //Give the balancer the current cluster state.<a name="line.1746"></a> |
| <span class="sourceLineNo">1747</span> this.balancer.setClusterMetrics(getClusterMetricsWithoutCoprocessor());<a name="line.1747"></a> |
| <span class="sourceLineNo">1748</span> this.balancer.setClusterLoad(assignments);<a name="line.1748"></a> |
| <span class="sourceLineNo">1749</span><a name="line.1749"></a> |
| <span class="sourceLineNo">1750</span> List<RegionPlan> plans = new ArrayList<>();<a name="line.1750"></a> |
| <span class="sourceLineNo">1751</span> for (Entry<TableName, Map<ServerName, List<RegionInfo>>> e : assignments.entrySet()) {<a name="line.1751"></a> |
| <span class="sourceLineNo">1752</span> List<RegionPlan> partialPlans = this.balancer.balanceCluster(e.getKey(), e.getValue());<a name="line.1752"></a> |
| <span class="sourceLineNo">1753</span> if (partialPlans != null) {<a name="line.1753"></a> |
| <span class="sourceLineNo">1754</span> plans.addAll(partialPlans);<a name="line.1754"></a> |
| <span class="sourceLineNo">1755</span> }<a name="line.1755"></a> |
| <span class="sourceLineNo">1756</span> }<a name="line.1756"></a> |
| <span class="sourceLineNo">1757</span><a name="line.1757"></a> |
| <span class="sourceLineNo">1758</span> List<RegionPlan> sucRPs = executeRegionPlansWithThrottling(plans);<a name="line.1758"></a> |
| <span class="sourceLineNo">1759</span><a name="line.1759"></a> |
| <span class="sourceLineNo">1760</span> if (this.cpHost != null) {<a name="line.1760"></a> |
| <span class="sourceLineNo">1761</span> try {<a name="line.1761"></a> |
| <span class="sourceLineNo">1762</span> this.cpHost.postBalance(sucRPs);<a name="line.1762"></a> |
| <span class="sourceLineNo">1763</span> } catch (IOException ioe) {<a name="line.1763"></a> |
| <span class="sourceLineNo">1764</span> // balancing already succeeded so don't change the result<a name="line.1764"></a> |
| <span class="sourceLineNo">1765</span> LOG.error("Error invoking master coprocessor postBalance()", ioe);<a name="line.1765"></a> |
| <span class="sourceLineNo">1766</span> }<a name="line.1766"></a> |
| <span class="sourceLineNo">1767</span> }<a name="line.1767"></a> |
| <span class="sourceLineNo">1768</span> }<a name="line.1768"></a> |
| <span class="sourceLineNo">1769</span> // If LoadBalancer did not generate any plans, it means the cluster is already balanced.<a name="line.1769"></a> |
| <span class="sourceLineNo">1770</span> // Return true indicating a success.<a name="line.1770"></a> |
| <span class="sourceLineNo">1771</span> return true;<a name="line.1771"></a> |
| <span class="sourceLineNo">1772</span> }<a name="line.1772"></a> |
| <span class="sourceLineNo">1773</span><a name="line.1773"></a> |
| <span class="sourceLineNo">1774</span> public List<RegionPlan> executeRegionPlansWithThrottling(List<RegionPlan> plans) {<a name="line.1774"></a> |
| <span class="sourceLineNo">1775</span> List<RegionPlan> sucRPs = new ArrayList<>();<a name="line.1775"></a> |
| <span class="sourceLineNo">1776</span> int maxRegionsInTransition = getMaxRegionsInTransition();<a name="line.1776"></a> |
| <span class="sourceLineNo">1777</span> long balanceStartTime = System.currentTimeMillis();<a name="line.1777"></a> |
| <span class="sourceLineNo">1778</span> long cutoffTime = balanceStartTime + this.maxBlancingTime;<a name="line.1778"></a> |
| <span class="sourceLineNo">1779</span> int rpCount = 0; // number of RegionPlans balanced so far<a name="line.1779"></a> |
| <span class="sourceLineNo">1780</span> if (plans != null && !plans.isEmpty()) {<a name="line.1780"></a> |
| <span class="sourceLineNo">1781</span> int balanceInterval = this.maxBlancingTime / plans.size();<a name="line.1781"></a> |
| <span class="sourceLineNo">1782</span> LOG.info("Balancer plans size is " + plans.size() + ", the balance interval is "<a name="line.1782"></a> |
| <span class="sourceLineNo">1783</span> + balanceInterval + " ms, and the max number regions in transition is "<a name="line.1783"></a> |
| <span class="sourceLineNo">1784</span> + maxRegionsInTransition);<a name="line.1784"></a> |
| <span class="sourceLineNo">1785</span><a name="line.1785"></a> |
| <span class="sourceLineNo">1786</span> for (RegionPlan plan: plans) {<a name="line.1786"></a> |
| <span class="sourceLineNo">1787</span> LOG.info("balance " + plan);<a name="line.1787"></a> |
| <span class="sourceLineNo">1788</span> //TODO: bulk assign<a name="line.1788"></a> |
| <span class="sourceLineNo">1789</span> try {<a name="line.1789"></a> |
| <span class="sourceLineNo">1790</span> this.assignmentManager.moveAsync(plan);<a name="line.1790"></a> |
| <span class="sourceLineNo">1791</span> } catch (HBaseIOException hioe) {<a name="line.1791"></a> |
| <span class="sourceLineNo">1792</span> //should ignore failed plans here, avoiding the whole balance plans be aborted<a name="line.1792"></a> |
| <span class="sourceLineNo">1793</span> //later calls of balance() can fetch up the failed and skipped plans<a name="line.1793"></a> |
| <span class="sourceLineNo">1794</span> LOG.warn("Failed balance plan: {}, just skip it", plan, hioe);<a name="line.1794"></a> |
| <span class="sourceLineNo">1795</span> }<a name="line.1795"></a> |
| <span class="sourceLineNo">1796</span> //rpCount records balance plans processed, does not care if a plan succeeds<a name="line.1796"></a> |
| <span class="sourceLineNo">1797</span> rpCount++;<a name="line.1797"></a> |
| <span class="sourceLineNo">1798</span><a name="line.1798"></a> |
| <span class="sourceLineNo">1799</span> balanceThrottling(balanceStartTime + rpCount * balanceInterval, maxRegionsInTransition,<a name="line.1799"></a> |
| <span class="sourceLineNo">1800</span> cutoffTime);<a name="line.1800"></a> |
| <span class="sourceLineNo">1801</span><a name="line.1801"></a> |
| <span class="sourceLineNo">1802</span> // if performing next balance exceeds cutoff time, exit the loop<a name="line.1802"></a> |
| <span class="sourceLineNo">1803</span> if (rpCount < plans.size() && System.currentTimeMillis() > cutoffTime) {<a name="line.1803"></a> |
| <span class="sourceLineNo">1804</span> // TODO: After balance, there should not be a cutoff time (keeping it as<a name="line.1804"></a> |
| <span class="sourceLineNo">1805</span> // a security net for now)<a name="line.1805"></a> |
| <span class="sourceLineNo">1806</span> LOG.debug("No more balancing till next balance run; maxBalanceTime="<a name="line.1806"></a> |
| <span class="sourceLineNo">1807</span> + this.maxBlancingTime);<a name="line.1807"></a> |
| <span class="sourceLineNo">1808</span> break;<a name="line.1808"></a> |
| <span class="sourceLineNo">1809</span> }<a name="line.1809"></a> |
| <span class="sourceLineNo">1810</span> }<a name="line.1810"></a> |
| <span class="sourceLineNo">1811</span> }<a name="line.1811"></a> |
| <span class="sourceLineNo">1812</span> return sucRPs;<a name="line.1812"></a> |
| <span class="sourceLineNo">1813</span> }<a name="line.1813"></a> |
| <span class="sourceLineNo">1814</span><a name="line.1814"></a> |
| <span class="sourceLineNo">1815</span> @Override<a name="line.1815"></a> |
| <span class="sourceLineNo">1816</span> @VisibleForTesting<a name="line.1816"></a> |
| <span class="sourceLineNo">1817</span> public RegionNormalizer getRegionNormalizer() {<a name="line.1817"></a> |
| <span class="sourceLineNo">1818</span> return this.normalizer;<a name="line.1818"></a> |
| <span class="sourceLineNo">1819</span> }<a name="line.1819"></a> |
| <span class="sourceLineNo">1820</span><a name="line.1820"></a> |
| <span class="sourceLineNo">1821</span> /**<a name="line.1821"></a> |
| <span class="sourceLineNo">1822</span> * Perform normalization of cluster (invoked by {@link RegionNormalizerChore}).<a name="line.1822"></a> |
| <span class="sourceLineNo">1823</span> *<a name="line.1823"></a> |
| <span class="sourceLineNo">1824</span> * @return true if normalization step was performed successfully, false otherwise<a name="line.1824"></a> |
| <span class="sourceLineNo">1825</span> * (specifically, if HMaster hasn't been initialized properly or normalization<a name="line.1825"></a> |
| <span class="sourceLineNo">1826</span> * is globally disabled)<a name="line.1826"></a> |
| <span class="sourceLineNo">1827</span> */<a name="line.1827"></a> |
| <span class="sourceLineNo">1828</span> public boolean normalizeRegions() throws IOException {<a name="line.1828"></a> |
| <span class="sourceLineNo">1829</span> if (!isInitialized()) {<a name="line.1829"></a> |
| <span class="sourceLineNo">1830</span> LOG.debug("Master has not been initialized, don't run region normalizer.");<a name="line.1830"></a> |
| <span class="sourceLineNo">1831</span> return false;<a name="line.1831"></a> |
| <span class="sourceLineNo">1832</span> }<a name="line.1832"></a> |
| <span class="sourceLineNo">1833</span> if (this.getServerManager().isClusterShutdown()) {<a name="line.1833"></a> |
| <span class="sourceLineNo">1834</span> LOG.info("Cluster is shutting down, don't run region normalizer.");<a name="line.1834"></a> |
| <span class="sourceLineNo">1835</span> return false;<a name="line.1835"></a> |
| <span class="sourceLineNo">1836</span> }<a name="line.1836"></a> |
| <span class="sourceLineNo">1837</span> if (isInMaintenanceMode()) {<a name="line.1837"></a> |
| <span class="sourceLineNo">1838</span> LOG.info("Master is in maintenance mode, don't run region normalizer.");<a name="line.1838"></a> |
| <span class="sourceLineNo">1839</span> return false;<a name="line.1839"></a> |
| <span class="sourceLineNo">1840</span> }<a name="line.1840"></a> |
| <span class="sourceLineNo">1841</span> if (!this.regionNormalizerTracker.isNormalizerOn()) {<a name="line.1841"></a> |
| <span class="sourceLineNo">1842</span> LOG.debug("Region normalization is disabled, don't run region normalizer.");<a name="line.1842"></a> |
| <span class="sourceLineNo">1843</span> return false;<a name="line.1843"></a> |
| <span class="sourceLineNo">1844</span> }<a name="line.1844"></a> |
| <span class="sourceLineNo">1845</span><a name="line.1845"></a> |
| <span class="sourceLineNo">1846</span> synchronized (this.normalizer) {<a name="line.1846"></a> |
| <span class="sourceLineNo">1847</span> // Don't run the normalizer concurrently<a name="line.1847"></a> |
| <span class="sourceLineNo">1848</span> List<TableName> allEnabledTables = new ArrayList<>(<a name="line.1848"></a> |
| <span class="sourceLineNo">1849</span> this.tableStateManager.getTablesInStates(TableState.State.ENABLED));<a name="line.1849"></a> |
| <span class="sourceLineNo">1850</span><a name="line.1850"></a> |
| <span class="sourceLineNo">1851</span> Collections.shuffle(allEnabledTables);<a name="line.1851"></a> |
| <span class="sourceLineNo">1852</span><a name="line.1852"></a> |
| <span class="sourceLineNo">1853</span> for (TableName table : allEnabledTables) {<a name="line.1853"></a> |
| <span class="sourceLineNo">1854</span> if (isInMaintenanceMode()) {<a name="line.1854"></a> |
| <span class="sourceLineNo">1855</span> LOG.debug("Master is in maintenance mode, stop running region normalizer.");<a name="line.1855"></a> |
| <span class="sourceLineNo">1856</span> return false;<a name="line.1856"></a> |
| <span class="sourceLineNo">1857</span> }<a name="line.1857"></a> |
| <span class="sourceLineNo">1858</span><a name="line.1858"></a> |
| <span class="sourceLineNo">1859</span> TableDescriptor tblDesc = getTableDescriptors().get(table);<a name="line.1859"></a> |
| <span class="sourceLineNo">1860</span> if (table.isSystemTable() || (tblDesc != null &&<a name="line.1860"></a> |
| <span class="sourceLineNo">1861</span> !tblDesc.isNormalizationEnabled())) {<a name="line.1861"></a> |
| <span class="sourceLineNo">1862</span> LOG.trace("Skipping normalization for {}, as it's either system"<a name="line.1862"></a> |
| <span class="sourceLineNo">1863</span> + " table or doesn't have auto normalization turned on", table);<a name="line.1863"></a> |
| <span class="sourceLineNo">1864</span> continue;<a name="line.1864"></a> |
| <span class="sourceLineNo">1865</span> }<a name="line.1865"></a> |
| <span class="sourceLineNo">1866</span> List<NormalizationPlan> plans = this.normalizer.computePlanForTable(table);<a name="line.1866"></a> |
| <span class="sourceLineNo">1867</span> if (plans != null) {<a name="line.1867"></a> |
| <span class="sourceLineNo">1868</span> for (NormalizationPlan plan : plans) {<a name="line.1868"></a> |
| <span class="sourceLineNo">1869</span> plan.execute(asyncClusterConnection.toConnection().getAdmin());<a name="line.1869"></a> |
| <span class="sourceLineNo">1870</span> if (plan.getType() == PlanType.SPLIT) {<a name="line.1870"></a> |
| <span class="sourceLineNo">1871</span> splitPlanCount++;<a name="line.1871"></a> |
| <span class="sourceLineNo">1872</span> } else if (plan.getType() == PlanType.MERGE) {<a name="line.1872"></a> |
| <span class="sourceLineNo">1873</span> mergePlanCount++;<a name="line.1873"></a> |
| <span class="sourceLineNo">1874</span> }<a name="line.1874"></a> |
| <span class="sourceLineNo">1875</span> }<a name="line.1875"></a> |
| <span class="sourceLineNo">1876</span> }<a name="line.1876"></a> |
| <span class="sourceLineNo">1877</span> }<a name="line.1877"></a> |
| <span class="sourceLineNo">1878</span> }<a name="line.1878"></a> |
| <span class="sourceLineNo">1879</span> // If Region did not generate any plans, it means the cluster is already balanced.<a name="line.1879"></a> |
| <span class="sourceLineNo">1880</span> // Return true indicating a success.<a name="line.1880"></a> |
| <span class="sourceLineNo">1881</span> return true;<a name="line.1881"></a> |
| <span class="sourceLineNo">1882</span> }<a name="line.1882"></a> |
| <span class="sourceLineNo">1883</span><a name="line.1883"></a> |
| <span class="sourceLineNo">1884</span> /**<a name="line.1884"></a> |
| <span class="sourceLineNo">1885</span> * @return Client info for use as prefix on an audit log string; who did an action<a name="line.1885"></a> |
| <span class="sourceLineNo">1886</span> */<a name="line.1886"></a> |
| <span class="sourceLineNo">1887</span> @Override<a name="line.1887"></a> |
| <span class="sourceLineNo">1888</span> public String getClientIdAuditPrefix() {<a name="line.1888"></a> |
| <span class="sourceLineNo">1889</span> return "Client=" + RpcServer.getRequestUserName().orElse(null)<a name="line.1889"></a> |
| <span class="sourceLineNo">1890</span> + "/" + RpcServer.getRemoteAddress().orElse(null);<a name="line.1890"></a> |
| <span class="sourceLineNo">1891</span> }<a name="line.1891"></a> |
| <span class="sourceLineNo">1892</span><a name="line.1892"></a> |
| <span class="sourceLineNo">1893</span> /**<a name="line.1893"></a> |
| <span class="sourceLineNo">1894</span> * Switch for the background CatalogJanitor thread.<a name="line.1894"></a> |
| <span class="sourceLineNo">1895</span> * Used for testing. The thread will continue to run. It will just be a noop<a name="line.1895"></a> |
| <span class="sourceLineNo">1896</span> * if disabled.<a name="line.1896"></a> |
| <span class="sourceLineNo">1897</span> * @param b If false, the catalog janitor won't do anything.<a name="line.1897"></a> |
| <span class="sourceLineNo">1898</span> */<a name="line.1898"></a> |
| <span class="sourceLineNo">1899</span> public void setCatalogJanitorEnabled(final boolean b) {<a name="line.1899"></a> |
| <span class="sourceLineNo">1900</span> this.catalogJanitorChore.setEnabled(b);<a name="line.1900"></a> |
| <span class="sourceLineNo">1901</span> }<a name="line.1901"></a> |
| <span class="sourceLineNo">1902</span><a name="line.1902"></a> |
| <span class="sourceLineNo">1903</span> @Override<a name="line.1903"></a> |
| <span class="sourceLineNo">1904</span> public long mergeRegions(<a name="line.1904"></a> |
| <span class="sourceLineNo">1905</span> final RegionInfo[] regionsToMerge,<a name="line.1905"></a> |
| <span class="sourceLineNo">1906</span> final boolean forcible,<a name="line.1906"></a> |
| <span class="sourceLineNo">1907</span> final long ng,<a name="line.1907"></a> |
| <span class="sourceLineNo">1908</span> final long nonce) throws IOException {<a name="line.1908"></a> |
| <span class="sourceLineNo">1909</span> checkInitialized();<a name="line.1909"></a> |
| <span class="sourceLineNo">1910</span><a name="line.1910"></a> |
| <span class="sourceLineNo">1911</span> final String mergeRegionsStr = Arrays.stream(regionsToMerge).<a name="line.1911"></a> |
| <span class="sourceLineNo">1912</span> map(r -> RegionInfo.getShortNameToLog(r)).collect(Collectors.joining(", "));<a name="line.1912"></a> |
| <span class="sourceLineNo">1913</span> return MasterProcedureUtil.submitProcedure(new NonceProcedureRunnable(this, ng, nonce) {<a name="line.1913"></a> |
| <span class="sourceLineNo">1914</span> @Override<a name="line.1914"></a> |
| <span class="sourceLineNo">1915</span> protected void run() throws IOException {<a name="line.1915"></a> |
| <span class="sourceLineNo">1916</span> getMaster().getMasterCoprocessorHost().preMergeRegions(regionsToMerge);<a name="line.1916"></a> |
| <span class="sourceLineNo">1917</span> String aid = getClientIdAuditPrefix();<a name="line.1917"></a> |
| <span class="sourceLineNo">1918</span> LOG.info("{} merge regions {}", aid, mergeRegionsStr);<a name="line.1918"></a> |
| <span class="sourceLineNo">1919</span> submitProcedure(new MergeTableRegionsProcedure(procedureExecutor.getEnvironment(),<a name="line.1919"></a> |
| <span class="sourceLineNo">1920</span> regionsToMerge, forcible));<a name="line.1920"></a> |
| <span class="sourceLineNo">1921</span> getMaster().getMasterCoprocessorHost().postMergeRegions(regionsToMerge);<a name="line.1921"></a> |
| <span class="sourceLineNo">1922</span> }<a name="line.1922"></a> |
| <span class="sourceLineNo">1923</span><a name="line.1923"></a> |
| <span class="sourceLineNo">1924</span> @Override<a name="line.1924"></a> |
| <span class="sourceLineNo">1925</span> protected String getDescription() {<a name="line.1925"></a> |
| <span class="sourceLineNo">1926</span> return "MergeTableProcedure";<a name="line.1926"></a> |
| <span class="sourceLineNo">1927</span> }<a name="line.1927"></a> |
| <span class="sourceLineNo">1928</span> });<a name="line.1928"></a> |
| <span class="sourceLineNo">1929</span> }<a name="line.1929"></a> |
| <span class="sourceLineNo">1930</span><a name="line.1930"></a> |
| <span class="sourceLineNo">1931</span> @Override<a name="line.1931"></a> |
| <span class="sourceLineNo">1932</span> public long splitRegion(final RegionInfo regionInfo, final byte[] splitRow,<a name="line.1932"></a> |
| <span class="sourceLineNo">1933</span> final long nonceGroup, final long nonce)<a name="line.1933"></a> |
| <span class="sourceLineNo">1934</span> throws IOException {<a name="line.1934"></a> |
| <span class="sourceLineNo">1935</span> checkInitialized();<a name="line.1935"></a> |
| <span class="sourceLineNo">1936</span> return MasterProcedureUtil.submitProcedure(<a name="line.1936"></a> |
| <span class="sourceLineNo">1937</span> new MasterProcedureUtil.NonceProcedureRunnable(this, nonceGroup, nonce) {<a name="line.1937"></a> |
| <span class="sourceLineNo">1938</span> @Override<a name="line.1938"></a> |
| <span class="sourceLineNo">1939</span> protected void run() throws IOException {<a name="line.1939"></a> |
| <span class="sourceLineNo">1940</span> getMaster().getMasterCoprocessorHost().preSplitRegion(regionInfo.getTable(), splitRow);<a name="line.1940"></a> |
| <span class="sourceLineNo">1941</span> LOG.info(getClientIdAuditPrefix() + " split " + regionInfo.getRegionNameAsString());<a name="line.1941"></a> |
| <span class="sourceLineNo">1942</span><a name="line.1942"></a> |
| <span class="sourceLineNo">1943</span> // Execute the operation asynchronously<a name="line.1943"></a> |
| <span class="sourceLineNo">1944</span> submitProcedure(getAssignmentManager().createSplitProcedure(regionInfo, splitRow));<a name="line.1944"></a> |
| <span class="sourceLineNo">1945</span> }<a name="line.1945"></a> |
| <span class="sourceLineNo">1946</span><a name="line.1946"></a> |
| <span class="sourceLineNo">1947</span> @Override<a name="line.1947"></a> |
| <span class="sourceLineNo">1948</span> protected String getDescription() {<a name="line.1948"></a> |
| <span class="sourceLineNo">1949</span> return "SplitTableProcedure";<a name="line.1949"></a> |
| <span class="sourceLineNo">1950</span> }<a name="line.1950"></a> |
| <span class="sourceLineNo">1951</span> });<a name="line.1951"></a> |
| <span class="sourceLineNo">1952</span> }<a name="line.1952"></a> |
| <span class="sourceLineNo">1953</span><a name="line.1953"></a> |
| <span class="sourceLineNo">1954</span> private void warmUpRegion(ServerName server, RegionInfo region) {<a name="line.1954"></a> |
| <span class="sourceLineNo">1955</span> FutureUtils.addListener(asyncClusterConnection.getRegionServerAdmin(server)<a name="line.1955"></a> |
| <span class="sourceLineNo">1956</span> .warmupRegion(RequestConverter.buildWarmupRegionRequest(region)), (r, e) -> {<a name="line.1956"></a> |
| <span class="sourceLineNo">1957</span> if (e != null) {<a name="line.1957"></a> |
| <span class="sourceLineNo">1958</span> LOG.warn("Failed to warm up region {} on server {}", region, server, e);<a name="line.1958"></a> |
| <span class="sourceLineNo">1959</span> }<a name="line.1959"></a> |
| <span class="sourceLineNo">1960</span> });<a name="line.1960"></a> |
| <span class="sourceLineNo">1961</span> }<a name="line.1961"></a> |
| <span class="sourceLineNo">1962</span><a name="line.1962"></a> |
| <span class="sourceLineNo">1963</span> // Public so can be accessed by tests. Blocks until move is done.<a name="line.1963"></a> |
| <span class="sourceLineNo">1964</span> // Replace with an async implementation from which you can get<a name="line.1964"></a> |
| <span class="sourceLineNo">1965</span> // a success/failure result.<a name="line.1965"></a> |
| <span class="sourceLineNo">1966</span> @VisibleForTesting<a name="line.1966"></a> |
| <span class="sourceLineNo">1967</span> public void move(final byte[] encodedRegionName, byte[] destServerName) throws HBaseIOException {<a name="line.1967"></a> |
| <span class="sourceLineNo">1968</span> RegionState regionState = assignmentManager.getRegionStates().<a name="line.1968"></a> |
| <span class="sourceLineNo">1969</span> getRegionState(Bytes.toString(encodedRegionName));<a name="line.1969"></a> |
| <span class="sourceLineNo">1970</span><a name="line.1970"></a> |
| <span class="sourceLineNo">1971</span> RegionInfo hri;<a name="line.1971"></a> |
| <span class="sourceLineNo">1972</span> if (regionState != null) {<a name="line.1972"></a> |
| <span class="sourceLineNo">1973</span> hri = regionState.getRegion();<a name="line.1973"></a> |
| <span class="sourceLineNo">1974</span> } else {<a name="line.1974"></a> |
| <span class="sourceLineNo">1975</span> throw new UnknownRegionException(Bytes.toStringBinary(encodedRegionName));<a name="line.1975"></a> |
| <span class="sourceLineNo">1976</span> }<a name="line.1976"></a> |
| <span class="sourceLineNo">1977</span><a name="line.1977"></a> |
| <span class="sourceLineNo">1978</span> ServerName dest;<a name="line.1978"></a> |
| <span class="sourceLineNo">1979</span> List<ServerName> exclude = hri.getTable().isSystemTable() ? assignmentManager.getExcludedServersForSystemTable()<a name="line.1979"></a> |
| <span class="sourceLineNo">1980</span> : new ArrayList<>(1);<a name="line.1980"></a> |
| <span class="sourceLineNo">1981</span> if (destServerName != null && exclude.contains(ServerName.valueOf(Bytes.toString(destServerName)))) {<a name="line.1981"></a> |
| <span class="sourceLineNo">1982</span> LOG.info(<a name="line.1982"></a> |
| <span class="sourceLineNo">1983</span> Bytes.toString(encodedRegionName) + " can not move to " + Bytes.toString(destServerName)<a name="line.1983"></a> |
| <span class="sourceLineNo">1984</span> + " because the server is in exclude list");<a name="line.1984"></a> |
| <span class="sourceLineNo">1985</span> destServerName = null;<a name="line.1985"></a> |
| <span class="sourceLineNo">1986</span> }<a name="line.1986"></a> |
| <span class="sourceLineNo">1987</span> if (destServerName == null || destServerName.length == 0) {<a name="line.1987"></a> |
| <span class="sourceLineNo">1988</span> LOG.info("Passed destination servername is null/empty so " +<a name="line.1988"></a> |
| <span class="sourceLineNo">1989</span> "choosing a server at random");<a name="line.1989"></a> |
| <span class="sourceLineNo">1990</span> exclude.add(regionState.getServerName());<a name="line.1990"></a> |
| <span class="sourceLineNo">1991</span> final List<ServerName> destServers = this.serverManager.createDestinationServersList(exclude);<a name="line.1991"></a> |
| <span class="sourceLineNo">1992</span> dest = balancer.randomAssignment(hri, destServers);<a name="line.1992"></a> |
| <span class="sourceLineNo">1993</span> if (dest == null) {<a name="line.1993"></a> |
| <span class="sourceLineNo">1994</span> LOG.debug("Unable to determine a plan to assign " + hri);<a name="line.1994"></a> |
| <span class="sourceLineNo">1995</span> return;<a name="line.1995"></a> |
| <span class="sourceLineNo">1996</span> }<a name="line.1996"></a> |
| <span class="sourceLineNo">1997</span> } else {<a name="line.1997"></a> |
| <span class="sourceLineNo">1998</span> ServerName candidate = ServerName.valueOf(Bytes.toString(destServerName));<a name="line.1998"></a> |
| <span class="sourceLineNo">1999</span> dest = balancer.randomAssignment(hri, Lists.newArrayList(candidate));<a name="line.1999"></a> |
| <span class="sourceLineNo">2000</span> if (dest == null) {<a name="line.2000"></a> |
| <span class="sourceLineNo">2001</span> LOG.debug("Unable to determine a plan to assign " + hri);<a name="line.2001"></a> |
| <span class="sourceLineNo">2002</span> return;<a name="line.2002"></a> |
| <span class="sourceLineNo">2003</span> }<a name="line.2003"></a> |
| <span class="sourceLineNo">2004</span> // TODO: What is this? I don't get it.<a name="line.2004"></a> |
| <span class="sourceLineNo">2005</span> if (dest.equals(serverName) && balancer instanceof BaseLoadBalancer<a name="line.2005"></a> |
| <span class="sourceLineNo">2006</span> && !((BaseLoadBalancer)balancer).shouldBeOnMaster(hri)) {<a name="line.2006"></a> |
| <span class="sourceLineNo">2007</span> // To avoid unnecessary region moving later by balancer. Don't put user<a name="line.2007"></a> |
| <span class="sourceLineNo">2008</span> // regions on master.<a name="line.2008"></a> |
| <span class="sourceLineNo">2009</span> LOG.debug("Skipping move of region " + hri.getRegionNameAsString()<a name="line.2009"></a> |
| <span class="sourceLineNo">2010</span> + " to avoid unnecessary region moving later by load balancer,"<a name="line.2010"></a> |
| <span class="sourceLineNo">2011</span> + " because it should not be on master");<a name="line.2011"></a> |
| <span class="sourceLineNo">2012</span> return;<a name="line.2012"></a> |
| <span class="sourceLineNo">2013</span> }<a name="line.2013"></a> |
| <span class="sourceLineNo">2014</span> }<a name="line.2014"></a> |
| <span class="sourceLineNo">2015</span><a name="line.2015"></a> |
| <span class="sourceLineNo">2016</span> if (dest.equals(regionState.getServerName())) {<a name="line.2016"></a> |
| <span class="sourceLineNo">2017</span> LOG.debug("Skipping move of region " + hri.getRegionNameAsString()<a name="line.2017"></a> |
| <span class="sourceLineNo">2018</span> + " because region already assigned to the same server " + dest + ".");<a name="line.2018"></a> |
| <span class="sourceLineNo">2019</span> return;<a name="line.2019"></a> |
| <span class="sourceLineNo">2020</span> }<a name="line.2020"></a> |
| <span class="sourceLineNo">2021</span><a name="line.2021"></a> |
| <span class="sourceLineNo">2022</span> // Now we can do the move<a name="line.2022"></a> |
| <span class="sourceLineNo">2023</span> RegionPlan rp = new RegionPlan(hri, regionState.getServerName(), dest);<a name="line.2023"></a> |
| <span class="sourceLineNo">2024</span> assert rp.getDestination() != null: rp.toString() + " " + dest;<a name="line.2024"></a> |
| <span class="sourceLineNo">2025</span><a name="line.2025"></a> |
| <span class="sourceLineNo">2026</span> try {<a name="line.2026"></a> |
| <span class="sourceLineNo">2027</span> checkInitialized();<a name="line.2027"></a> |
| <span class="sourceLineNo">2028</span> if (this.cpHost != null) {<a name="line.2028"></a> |
| <span class="sourceLineNo">2029</span> this.cpHost.preMove(hri, rp.getSource(), rp.getDestination());<a name="line.2029"></a> |
| <span class="sourceLineNo">2030</span> }<a name="line.2030"></a> |
| <span class="sourceLineNo">2031</span><a name="line.2031"></a> |
| <span class="sourceLineNo">2032</span> TransitRegionStateProcedure proc =<a name="line.2032"></a> |
| <span class="sourceLineNo">2033</span> this.assignmentManager.createMoveRegionProcedure(rp.getRegionInfo(), rp.getDestination());<a name="line.2033"></a> |
| <span class="sourceLineNo">2034</span> // Warmup the region on the destination before initiating the move.<a name="line.2034"></a> |
| <span class="sourceLineNo">2035</span> // A region server could reject the close request because it either does not<a name="line.2035"></a> |
| <span class="sourceLineNo">2036</span> // have the specified region or the region is being split.<a name="line.2036"></a> |
| <span class="sourceLineNo">2037</span> warmUpRegion(rp.getDestination(), hri);<a name="line.2037"></a> |
| <span class="sourceLineNo">2038</span><a name="line.2038"></a> |
| <span class="sourceLineNo">2039</span> LOG.info(getClientIdAuditPrefix() + " move " + rp + ", running balancer");<a name="line.2039"></a> |
| <span class="sourceLineNo">2040</span> Future<byte[]> future = ProcedureSyncWait.submitProcedure(this.procedureExecutor, proc);<a name="line.2040"></a> |
| <span class="sourceLineNo">2041</span> try {<a name="line.2041"></a> |
| <span class="sourceLineNo">2042</span> // Is this going to work? Will we throw exception on error?<a name="line.2042"></a> |
| <span class="sourceLineNo">2043</span> // TODO: CompletableFuture rather than this stunted Future.<a name="line.2043"></a> |
| <span class="sourceLineNo">2044</span> future.get();<a name="line.2044"></a> |
| <span class="sourceLineNo">2045</span> } catch (InterruptedException | ExecutionException e) {<a name="line.2045"></a> |
| <span class="sourceLineNo">2046</span> throw new HBaseIOException(e);<a name="line.2046"></a> |
| <span class="sourceLineNo">2047</span> }<a name="line.2047"></a> |
| <span class="sourceLineNo">2048</span> if (this.cpHost != null) {<a name="line.2048"></a> |
| <span class="sourceLineNo">2049</span> this.cpHost.postMove(hri, rp.getSource(), rp.getDestination());<a name="line.2049"></a> |
| <span class="sourceLineNo">2050</span> }<a name="line.2050"></a> |
| <span class="sourceLineNo">2051</span> } catch (IOException ioe) {<a name="line.2051"></a> |
| <span class="sourceLineNo">2052</span> if (ioe instanceof HBaseIOException) {<a name="line.2052"></a> |
| <span class="sourceLineNo">2053</span> throw (HBaseIOException)ioe;<a name="line.2053"></a> |
| <span class="sourceLineNo">2054</span> }<a name="line.2054"></a> |
| <span class="sourceLineNo">2055</span> throw new HBaseIOException(ioe);<a name="line.2055"></a> |
| <span class="sourceLineNo">2056</span> }<a name="line.2056"></a> |
| <span class="sourceLineNo">2057</span> }<a name="line.2057"></a> |
| <span class="sourceLineNo">2058</span><a name="line.2058"></a> |
| <span class="sourceLineNo">2059</span> @Override<a name="line.2059"></a> |
| <span class="sourceLineNo">2060</span> public long createTable(final TableDescriptor tableDescriptor, final byte[][] splitKeys,<a name="line.2060"></a> |
| <span class="sourceLineNo">2061</span> final long nonceGroup, final long nonce) throws IOException {<a name="line.2061"></a> |
| <span class="sourceLineNo">2062</span> checkInitialized();<a name="line.2062"></a> |
| <span class="sourceLineNo">2063</span> TableDescriptor desc = getMasterCoprocessorHost().preCreateTableRegionsInfos(tableDescriptor);<a name="line.2063"></a> |
| <span class="sourceLineNo">2064</span> if (desc == null) {<a name="line.2064"></a> |
| <span class="sourceLineNo">2065</span> throw new IOException("Creation for " + tableDescriptor + " is canceled by CP");<a name="line.2065"></a> |
| <span class="sourceLineNo">2066</span> }<a name="line.2066"></a> |
| <span class="sourceLineNo">2067</span> String namespace = desc.getTableName().getNamespaceAsString();<a name="line.2067"></a> |
| <span class="sourceLineNo">2068</span> this.clusterSchemaService.getNamespace(namespace);<a name="line.2068"></a> |
| <span class="sourceLineNo">2069</span><a name="line.2069"></a> |
| <span class="sourceLineNo">2070</span> RegionInfo[] newRegions = ModifyRegionUtils.createRegionInfos(desc, splitKeys);<a name="line.2070"></a> |
| <span class="sourceLineNo">2071</span> TableDescriptorChecker.sanityCheck(conf, desc);<a name="line.2071"></a> |
| <span class="sourceLineNo">2072</span><a name="line.2072"></a> |
| <span class="sourceLineNo">2073</span> return MasterProcedureUtil<a name="line.2073"></a> |
| <span class="sourceLineNo">2074</span> .submitProcedure(new MasterProcedureUtil.NonceProcedureRunnable(this, nonceGroup, nonce) {<a name="line.2074"></a> |
| <span class="sourceLineNo">2075</span> @Override<a name="line.2075"></a> |
| <span class="sourceLineNo">2076</span> protected void run() throws IOException {<a name="line.2076"></a> |
| <span class="sourceLineNo">2077</span> getMaster().getMasterCoprocessorHost().preCreateTable(desc, newRegions);<a name="line.2077"></a> |
| <span class="sourceLineNo">2078</span><a name="line.2078"></a> |
| <span class="sourceLineNo">2079</span> LOG.info(getClientIdAuditPrefix() + " create " + desc);<a name="line.2079"></a> |
| <span class="sourceLineNo">2080</span><a name="line.2080"></a> |
| <span class="sourceLineNo">2081</span> // TODO: We can handle/merge duplicate requests, and differentiate the case of<a name="line.2081"></a> |
| <span class="sourceLineNo">2082</span> // TableExistsException by saying if the schema is the same or not.<a name="line.2082"></a> |
| <span class="sourceLineNo">2083</span> //<a name="line.2083"></a> |
| <span class="sourceLineNo">2084</span> // We need to wait for the procedure to potentially fail due to "prepare" sanity<a name="line.2084"></a> |
| <span class="sourceLineNo">2085</span> // checks. This will block only the beginning of the procedure. See HBASE-19953.<a name="line.2085"></a> |
| <span class="sourceLineNo">2086</span> ProcedurePrepareLatch latch = ProcedurePrepareLatch.createBlockingLatch();<a name="line.2086"></a> |
| <span class="sourceLineNo">2087</span> submitProcedure(<a name="line.2087"></a> |
| <span class="sourceLineNo">2088</span> new CreateTableProcedure(procedureExecutor.getEnvironment(), desc, newRegions, latch));<a name="line.2088"></a> |
| <span class="sourceLineNo">2089</span> latch.await();<a name="line.2089"></a> |
| <span class="sourceLineNo">2090</span><a name="line.2090"></a> |
| <span class="sourceLineNo">2091</span> getMaster().getMasterCoprocessorHost().postCreateTable(desc, newRegions);<a name="line.2091"></a> |
| <span class="sourceLineNo">2092</span> }<a name="line.2092"></a> |
| <span class="sourceLineNo">2093</span><a name="line.2093"></a> |
| <span class="sourceLineNo">2094</span> @Override<a name="line.2094"></a> |
| <span class="sourceLineNo">2095</span> protected String getDescription() {<a name="line.2095"></a> |
| <span class="sourceLineNo">2096</span> return "CreateTableProcedure";<a name="line.2096"></a> |
| <span class="sourceLineNo">2097</span> }<a name="line.2097"></a> |
| <span class="sourceLineNo">2098</span> });<a name="line.2098"></a> |
| <span class="sourceLineNo">2099</span> }<a name="line.2099"></a> |
| <span class="sourceLineNo">2100</span><a name="line.2100"></a> |
| <span class="sourceLineNo">2101</span> @Override<a name="line.2101"></a> |
| <span class="sourceLineNo">2102</span> public long createSystemTable(final TableDescriptor tableDescriptor) throws IOException {<a name="line.2102"></a> |
| <span class="sourceLineNo">2103</span> if (isStopped()) {<a name="line.2103"></a> |
| <span class="sourceLineNo">2104</span> throw new MasterNotRunningException();<a name="line.2104"></a> |
| <span class="sourceLineNo">2105</span> }<a name="line.2105"></a> |
| <span class="sourceLineNo">2106</span><a name="line.2106"></a> |
| <span class="sourceLineNo">2107</span> TableName tableName = tableDescriptor.getTableName();<a name="line.2107"></a> |
| <span class="sourceLineNo">2108</span> if (!(tableName.isSystemTable())) {<a name="line.2108"></a> |
| <span class="sourceLineNo">2109</span> throw new IllegalArgumentException(<a name="line.2109"></a> |
| <span class="sourceLineNo">2110</span> "Only system table creation can use this createSystemTable API");<a name="line.2110"></a> |
| <span class="sourceLineNo">2111</span> }<a name="line.2111"></a> |
| <span class="sourceLineNo">2112</span><a name="line.2112"></a> |
| <span class="sourceLineNo">2113</span> RegionInfo[] newRegions = ModifyRegionUtils.createRegionInfos(tableDescriptor, null);<a name="line.2113"></a> |
| <span class="sourceLineNo">2114</span><a name="line.2114"></a> |
| <span class="sourceLineNo">2115</span> LOG.info(getClientIdAuditPrefix() + " create " + tableDescriptor);<a name="line.2115"></a> |
| <span class="sourceLineNo">2116</span><a name="line.2116"></a> |
| <span class="sourceLineNo">2117</span> // This special create table is called locally to master. Therefore, no RPC means no need<a name="line.2117"></a> |
| <span class="sourceLineNo">2118</span> // to use nonce to detect duplicated RPC call.<a name="line.2118"></a> |
| <span class="sourceLineNo">2119</span> long procId = this.procedureExecutor.submitProcedure(<a name="line.2119"></a> |
| <span class="sourceLineNo">2120</span> new CreateTableProcedure(procedureExecutor.getEnvironment(), tableDescriptor, newRegions));<a name="line.2120"></a> |
| <span class="sourceLineNo">2121</span><a name="line.2121"></a> |
| <span class="sourceLineNo">2122</span> return procId;<a name="line.2122"></a> |
| <span class="sourceLineNo">2123</span> }<a name="line.2123"></a> |
| <span class="sourceLineNo">2124</span><a name="line.2124"></a> |
| <span class="sourceLineNo">2125</span> private void startActiveMasterManager(int infoPort) throws KeeperException {<a name="line.2125"></a> |
| <span class="sourceLineNo">2126</span> String backupZNode = ZNodePaths.joinZNode(<a name="line.2126"></a> |
| <span class="sourceLineNo">2127</span> zooKeeper.getZNodePaths().backupMasterAddressesZNode, serverName.toString());<a name="line.2127"></a> |
| <span class="sourceLineNo">2128</span> /*<a name="line.2128"></a> |
| <span class="sourceLineNo">2129</span> * Add a ZNode for ourselves in the backup master directory since we<a name="line.2129"></a> |
| <span class="sourceLineNo">2130</span> * may not become the active master. If so, we want the actual active<a name="line.2130"></a> |
| <span class="sourceLineNo">2131</span> * master to know we are backup masters, so that it won't assign<a name="line.2131"></a> |
| <span class="sourceLineNo">2132</span> * regions to us if so configured.<a name="line.2132"></a> |
| <span class="sourceLineNo">2133</span> *<a name="line.2133"></a> |
| <span class="sourceLineNo">2134</span> * If we become the active master later, ActiveMasterManager will delete<a name="line.2134"></a> |
| <span class="sourceLineNo">2135</span> * this node explicitly. If we crash before then, ZooKeeper will delete<a name="line.2135"></a> |
| <span class="sourceLineNo">2136</span> * this node for us since it is ephemeral.<a name="line.2136"></a> |
| <span class="sourceLineNo">2137</span> */<a name="line.2137"></a> |
| <span class="sourceLineNo">2138</span> LOG.info("Adding backup master ZNode " + backupZNode);<a name="line.2138"></a> |
| <span class="sourceLineNo">2139</span> if (!MasterAddressTracker.setMasterAddress(zooKeeper, backupZNode, serverName, infoPort)) {<a name="line.2139"></a> |
| <span class="sourceLineNo">2140</span> LOG.warn("Failed create of " + backupZNode + " by " + serverName);<a name="line.2140"></a> |
| <span class="sourceLineNo">2141</span> }<a name="line.2141"></a> |
| <span class="sourceLineNo">2142</span> this.activeMasterManager.setInfoPort(infoPort);<a name="line.2142"></a> |
| <span class="sourceLineNo">2143</span> int timeout = conf.getInt(HConstants.ZK_SESSION_TIMEOUT, HConstants.DEFAULT_ZK_SESSION_TIMEOUT);<a name="line.2143"></a> |
| <span class="sourceLineNo">2144</span> // If we're a backup master, stall until a primary to write this address<a name="line.2144"></a> |
| <span class="sourceLineNo">2145</span> if (conf.getBoolean(HConstants.MASTER_TYPE_BACKUP, HConstants.DEFAULT_MASTER_TYPE_BACKUP)) {<a name="line.2145"></a> |
| <span class="sourceLineNo">2146</span> LOG.debug("HMaster started in backup mode. Stalling until master znode is written.");<a name="line.2146"></a> |
| <span class="sourceLineNo">2147</span> // This will only be a minute or so while the cluster starts up,<a name="line.2147"></a> |
| <span class="sourceLineNo">2148</span> // so don't worry about setting watches on the parent znode<a name="line.2148"></a> |
| <span class="sourceLineNo">2149</span> while (!activeMasterManager.hasActiveMaster()) {<a name="line.2149"></a> |
| <span class="sourceLineNo">2150</span> LOG.debug("Waiting for master address and cluster state znode to be written.");<a name="line.2150"></a> |
| <span class="sourceLineNo">2151</span> Threads.sleep(timeout);<a name="line.2151"></a> |
| <span class="sourceLineNo">2152</span> }<a name="line.2152"></a> |
| <span class="sourceLineNo">2153</span> }<a name="line.2153"></a> |
| <span class="sourceLineNo">2154</span> MonitoredTask status = TaskMonitor.get().createStatus("Master startup");<a name="line.2154"></a> |
| <span class="sourceLineNo">2155</span> status.setDescription("Master startup");<a name="line.2155"></a> |
| <span class="sourceLineNo">2156</span> try {<a name="line.2156"></a> |
| <span class="sourceLineNo">2157</span> if (activeMasterManager.blockUntilBecomingActiveMaster(timeout, status)) {<a name="line.2157"></a> |
| <span class="sourceLineNo">2158</span> finishActiveMasterInitialization(status);<a name="line.2158"></a> |
| <span class="sourceLineNo">2159</span> }<a name="line.2159"></a> |
| <span class="sourceLineNo">2160</span> } catch (Throwable t) {<a name="line.2160"></a> |
| <span class="sourceLineNo">2161</span> status.setStatus("Failed to become active: " + t.getMessage());<a name="line.2161"></a> |
| <span class="sourceLineNo">2162</span> LOG.error(HBaseMarkers.FATAL, "Failed to become active master", t);<a name="line.2162"></a> |
| <span class="sourceLineNo">2163</span> // HBASE-5680: Likely hadoop23 vs hadoop 20.x/1.x incompatibility<a name="line.2163"></a> |
| <span class="sourceLineNo">2164</span> if (t instanceof NoClassDefFoundError && t.getMessage().<a name="line.2164"></a> |
| <span class="sourceLineNo">2165</span> contains("org/apache/hadoop/hdfs/protocol/HdfsConstants$SafeModeAction")) {<a name="line.2165"></a> |
| <span class="sourceLineNo">2166</span> // improved error message for this special case<a name="line.2166"></a> |
| <span class="sourceLineNo">2167</span> abort("HBase is having a problem with its Hadoop jars. You may need to recompile " +<a name="line.2167"></a> |
| <span class="sourceLineNo">2168</span> "HBase against Hadoop version " + org.apache.hadoop.util.VersionInfo.getVersion() +<a name="line.2168"></a> |
| <span class="sourceLineNo">2169</span> " or change your hadoop jars to start properly", t);<a name="line.2169"></a> |
| <span class="sourceLineNo">2170</span> } else {<a name="line.2170"></a> |
| <span class="sourceLineNo">2171</span> abort("Unhandled exception. Starting shutdown.", t);<a name="line.2171"></a> |
| <span class="sourceLineNo">2172</span> }<a name="line.2172"></a> |
| <span class="sourceLineNo">2173</span> } finally {<a name="line.2173"></a> |
| <span class="sourceLineNo">2174</span> status.cleanup();<a name="line.2174"></a> |
| <span class="sourceLineNo">2175</span> }<a name="line.2175"></a> |
| <span class="sourceLineNo">2176</span> }<a name="line.2176"></a> |
| <span class="sourceLineNo">2177</span><a name="line.2177"></a> |
| <span class="sourceLineNo">2178</span> private static boolean isCatalogTable(final TableName tableName) {<a name="line.2178"></a> |
| <span class="sourceLineNo">2179</span> return tableName.equals(TableName.META_TABLE_NAME);<a name="line.2179"></a> |
| <span class="sourceLineNo">2180</span> }<a name="line.2180"></a> |
| <span class="sourceLineNo">2181</span><a name="line.2181"></a> |
| <span class="sourceLineNo">2182</span> @Override<a name="line.2182"></a> |
| <span class="sourceLineNo">2183</span> public long deleteTable(<a name="line.2183"></a> |
| <span class="sourceLineNo">2184</span> final TableName tableName,<a name="line.2184"></a> |
| <span class="sourceLineNo">2185</span> final long nonceGroup,<a name="line.2185"></a> |
| <span class="sourceLineNo">2186</span> final long nonce) throws IOException {<a name="line.2186"></a> |
| <span class="sourceLineNo">2187</span> checkInitialized();<a name="line.2187"></a> |
| <span class="sourceLineNo">2188</span><a name="line.2188"></a> |
| <span class="sourceLineNo">2189</span> return MasterProcedureUtil.submitProcedure(<a name="line.2189"></a> |
| <span class="sourceLineNo">2190</span> new MasterProcedureUtil.NonceProcedureRunnable(this, nonceGroup, nonce) {<a name="line.2190"></a> |
| <span class="sourceLineNo">2191</span> @Override<a name="line.2191"></a> |
| <span class="sourceLineNo">2192</span> protected void run() throws IOException {<a name="line.2192"></a> |
| <span class="sourceLineNo">2193</span> getMaster().getMasterCoprocessorHost().preDeleteTable(tableName);<a name="line.2193"></a> |
| <span class="sourceLineNo">2194</span><a name="line.2194"></a> |
| <span class="sourceLineNo">2195</span> LOG.info(getClientIdAuditPrefix() + " delete " + tableName);<a name="line.2195"></a> |
| <span class="sourceLineNo">2196</span><a name="line.2196"></a> |
| <span class="sourceLineNo">2197</span> // TODO: We can handle/merge duplicate request<a name="line.2197"></a> |
| <span class="sourceLineNo">2198</span> //<a name="line.2198"></a> |
| <span class="sourceLineNo">2199</span> // We need to wait for the procedure to potentially fail due to "prepare" sanity<a name="line.2199"></a> |
| <span class="sourceLineNo">2200</span> // checks. This will block only the beginning of the procedure. See HBASE-19953.<a name="line.2200"></a> |
| <span class="sourceLineNo">2201</span> ProcedurePrepareLatch latch = ProcedurePrepareLatch.createBlockingLatch();<a name="line.2201"></a> |
| <span class="sourceLineNo">2202</span> submitProcedure(new DeleteTableProcedure(procedureExecutor.getEnvironment(),<a name="line.2202"></a> |
| <span class="sourceLineNo">2203</span> tableName, latch));<a name="line.2203"></a> |
| <span class="sourceLineNo">2204</span> latch.await();<a name="line.2204"></a> |
| <span class="sourceLineNo">2205</span><a name="line.2205"></a> |
| <span class="sourceLineNo">2206</span> getMaster().getMasterCoprocessorHost().postDeleteTable(tableName);<a name="line.2206"></a> |
| <span class="sourceLineNo">2207</span> }<a name="line.2207"></a> |
| <span class="sourceLineNo">2208</span><a name="line.2208"></a> |
| <span class="sourceLineNo">2209</span> @Override<a name="line.2209"></a> |
| <span class="sourceLineNo">2210</span> protected String getDescription() {<a name="line.2210"></a> |
| <span class="sourceLineNo">2211</span> return "DeleteTableProcedure";<a name="line.2211"></a> |
| <span class="sourceLineNo">2212</span> }<a name="line.2212"></a> |
| <span class="sourceLineNo">2213</span> });<a name="line.2213"></a> |
| <span class="sourceLineNo">2214</span> }<a name="line.2214"></a> |
| <span class="sourceLineNo">2215</span><a name="line.2215"></a> |
| <span class="sourceLineNo">2216</span> @Override<a name="line.2216"></a> |
| <span class="sourceLineNo">2217</span> public long truncateTable(<a name="line.2217"></a> |
| <span class="sourceLineNo">2218</span> final TableName tableName,<a name="line.2218"></a> |
| <span class="sourceLineNo">2219</span> final boolean preserveSplits,<a name="line.2219"></a> |
| <span class="sourceLineNo">2220</span> final long nonceGroup,<a name="line.2220"></a> |
| <span class="sourceLineNo">2221</span> final long nonce) throws IOException {<a name="line.2221"></a> |
| <span class="sourceLineNo">2222</span> checkInitialized();<a name="line.2222"></a> |
| <span class="sourceLineNo">2223</span><a name="line.2223"></a> |
| <span class="sourceLineNo">2224</span> return MasterProcedureUtil.submitProcedure(<a name="line.2224"></a> |
| <span class="sourceLineNo">2225</span> new MasterProcedureUtil.NonceProcedureRunnable(this, nonceGroup, nonce) {<a name="line.2225"></a> |
| <span class="sourceLineNo">2226</span> @Override<a name="line.2226"></a> |
| <span class="sourceLineNo">2227</span> protected void run() throws IOException {<a name="line.2227"></a> |
| <span class="sourceLineNo">2228</span> getMaster().getMasterCoprocessorHost().preTruncateTable(tableName);<a name="line.2228"></a> |
| <span class="sourceLineNo">2229</span><a name="line.2229"></a> |
| <span class="sourceLineNo">2230</span> LOG.info(getClientIdAuditPrefix() + " truncate " + tableName);<a name="line.2230"></a> |
| <span class="sourceLineNo">2231</span> ProcedurePrepareLatch latch = ProcedurePrepareLatch.createLatch(2, 0);<a name="line.2231"></a> |
| <span class="sourceLineNo">2232</span> submitProcedure(new TruncateTableProcedure(procedureExecutor.getEnvironment(),<a name="line.2232"></a> |
| <span class="sourceLineNo">2233</span> tableName, preserveSplits, latch));<a name="line.2233"></a> |
| <span class="sourceLineNo">2234</span> latch.await();<a name="line.2234"></a> |
| <span class="sourceLineNo">2235</span><a name="line.2235"></a> |
| <span class="sourceLineNo">2236</span> getMaster().getMasterCoprocessorHost().postTruncateTable(tableName);<a name="line.2236"></a> |
| <span class="sourceLineNo">2237</span> }<a name="line.2237"></a> |
| <span class="sourceLineNo">2238</span><a name="line.2238"></a> |
| <span class="sourceLineNo">2239</span> @Override<a name="line.2239"></a> |
| <span class="sourceLineNo">2240</span> protected String getDescription() {<a name="line.2240"></a> |
| <span class="sourceLineNo">2241</span> return "TruncateTableProcedure";<a name="line.2241"></a> |
| <span class="sourceLineNo">2242</span> }<a name="line.2242"></a> |
| <span class="sourceLineNo">2243</span> });<a name="line.2243"></a> |
| <span class="sourceLineNo">2244</span> }<a name="line.2244"></a> |
| <span class="sourceLineNo">2245</span><a name="line.2245"></a> |
| <span class="sourceLineNo">2246</span> @Override<a name="line.2246"></a> |
| <span class="sourceLineNo">2247</span> public long addColumn(final TableName tableName, final ColumnFamilyDescriptor column,<a name="line.2247"></a> |
| <span class="sourceLineNo">2248</span> final long nonceGroup, final long nonce) throws IOException {<a name="line.2248"></a> |
| <span class="sourceLineNo">2249</span> checkInitialized();<a name="line.2249"></a> |
| <span class="sourceLineNo">2250</span> checkTableExists(tableName);<a name="line.2250"></a> |
| <span class="sourceLineNo">2251</span><a name="line.2251"></a> |
| <span class="sourceLineNo">2252</span> return modifyTable(tableName, new TableDescriptorGetter() {<a name="line.2252"></a> |
| <span class="sourceLineNo">2253</span><a name="line.2253"></a> |
| <span class="sourceLineNo">2254</span> @Override<a name="line.2254"></a> |
| <span class="sourceLineNo">2255</span> public TableDescriptor get() throws IOException {<a name="line.2255"></a> |
| <span class="sourceLineNo">2256</span> TableDescriptor old = getTableDescriptors().get(tableName);<a name="line.2256"></a> |
| <span class="sourceLineNo">2257</span> if (old.hasColumnFamily(column.getName())) {<a name="line.2257"></a> |
| <span class="sourceLineNo">2258</span> throw new InvalidFamilyOperationException("Column family '" + column.getNameAsString()<a name="line.2258"></a> |
| <span class="sourceLineNo">2259</span> + "' in table '" + tableName + "' already exists so cannot be added");<a name="line.2259"></a> |
| <span class="sourceLineNo">2260</span> }<a name="line.2260"></a> |
| <span class="sourceLineNo">2261</span><a name="line.2261"></a> |
| <span class="sourceLineNo">2262</span> return TableDescriptorBuilder.newBuilder(old).setColumnFamily(column).build();<a name="line.2262"></a> |
| <span class="sourceLineNo">2263</span> }<a name="line.2263"></a> |
| <span class="sourceLineNo">2264</span> }, nonceGroup, nonce, true);<a name="line.2264"></a> |
| <span class="sourceLineNo">2265</span> }<a name="line.2265"></a> |
| <span class="sourceLineNo">2266</span><a name="line.2266"></a> |
| <span class="sourceLineNo">2267</span> /**<a name="line.2267"></a> |
| <span class="sourceLineNo">2268</span> * Implement to return TableDescriptor after pre-checks<a name="line.2268"></a> |
| <span class="sourceLineNo">2269</span> */<a name="line.2269"></a> |
| <span class="sourceLineNo">2270</span> protected interface TableDescriptorGetter {<a name="line.2270"></a> |
| <span class="sourceLineNo">2271</span> TableDescriptor get() throws IOException;<a name="line.2271"></a> |
| <span class="sourceLineNo">2272</span> }<a name="line.2272"></a> |
| <span class="sourceLineNo">2273</span><a name="line.2273"></a> |
| <span class="sourceLineNo">2274</span> @Override<a name="line.2274"></a> |
| <span class="sourceLineNo">2275</span> public long modifyColumn(final TableName tableName, final ColumnFamilyDescriptor descriptor,<a name="line.2275"></a> |
| <span class="sourceLineNo">2276</span> final long nonceGroup, final long nonce) throws IOException {<a name="line.2276"></a> |
| <span class="sourceLineNo">2277</span> checkInitialized();<a name="line.2277"></a> |
| <span class="sourceLineNo">2278</span> checkTableExists(tableName);<a name="line.2278"></a> |
| <span class="sourceLineNo">2279</span> return modifyTable(tableName, new TableDescriptorGetter() {<a name="line.2279"></a> |
| <span class="sourceLineNo">2280</span><a name="line.2280"></a> |
| <span class="sourceLineNo">2281</span> @Override<a name="line.2281"></a> |
| <span class="sourceLineNo">2282</span> public TableDescriptor get() throws IOException {<a name="line.2282"></a> |
| <span class="sourceLineNo">2283</span> TableDescriptor old = getTableDescriptors().get(tableName);<a name="line.2283"></a> |
| <span class="sourceLineNo">2284</span> if (!old.hasColumnFamily(descriptor.getName())) {<a name="line.2284"></a> |
| <span class="sourceLineNo">2285</span> throw new InvalidFamilyOperationException("Family '" + descriptor.getNameAsString()<a name="line.2285"></a> |
| <span class="sourceLineNo">2286</span> + "' does not exist, so it cannot be modified");<a name="line.2286"></a> |
| <span class="sourceLineNo">2287</span> }<a name="line.2287"></a> |
| <span class="sourceLineNo">2288</span><a name="line.2288"></a> |
| <span class="sourceLineNo">2289</span> return TableDescriptorBuilder.newBuilder(old).modifyColumnFamily(descriptor).build();<a name="line.2289"></a> |
| <span class="sourceLineNo">2290</span> }<a name="line.2290"></a> |
| <span class="sourceLineNo">2291</span> }, nonceGroup, nonce, true);<a name="line.2291"></a> |
| <span class="sourceLineNo">2292</span> }<a name="line.2292"></a> |
| <span class="sourceLineNo">2293</span><a name="line.2293"></a> |
| <span class="sourceLineNo">2294</span> @Override<a name="line.2294"></a> |
| <span class="sourceLineNo">2295</span> public long deleteColumn(final TableName tableName, final byte[] columnName,<a name="line.2295"></a> |
| <span class="sourceLineNo">2296</span> final long nonceGroup, final long nonce) throws IOException {<a name="line.2296"></a> |
| <span class="sourceLineNo">2297</span> checkInitialized();<a name="line.2297"></a> |
| <span class="sourceLineNo">2298</span> checkTableExists(tableName);<a name="line.2298"></a> |
| <span class="sourceLineNo">2299</span><a name="line.2299"></a> |
| <span class="sourceLineNo">2300</span> return modifyTable(tableName, new TableDescriptorGetter() {<a name="line.2300"></a> |
| <span class="sourceLineNo">2301</span><a name="line.2301"></a> |
| <span class="sourceLineNo">2302</span> @Override<a name="line.2302"></a> |
| <span class="sourceLineNo">2303</span> public TableDescriptor get() throws IOException {<a name="line.2303"></a> |
| <span class="sourceLineNo">2304</span> TableDescriptor old = getTableDescriptors().get(tableName);<a name="line.2304"></a> |
| <span class="sourceLineNo">2305</span><a name="line.2305"></a> |
| <span class="sourceLineNo">2306</span> if (!old.hasColumnFamily(columnName)) {<a name="line.2306"></a> |
| <span class="sourceLineNo">2307</span> throw new InvalidFamilyOperationException("Family '" + Bytes.toString(columnName)<a name="line.2307"></a> |
| <span class="sourceLineNo">2308</span> + "' does not exist, so it cannot be deleted");<a name="line.2308"></a> |
| <span class="sourceLineNo">2309</span> }<a name="line.2309"></a> |
| <span class="sourceLineNo">2310</span> if (old.getColumnFamilyCount() == 1) {<a name="line.2310"></a> |
| <span class="sourceLineNo">2311</span> throw new InvalidFamilyOperationException("Family '" + Bytes.toString(columnName)<a name="line.2311"></a> |
| <span class="sourceLineNo">2312</span> + "' is the only column family in the table, so it cannot be deleted");<a name="line.2312"></a> |
| <span class="sourceLineNo">2313</span> }<a name="line.2313"></a> |
| <span class="sourceLineNo">2314</span> return TableDescriptorBuilder.newBuilder(old).removeColumnFamily(columnName).build();<a name="line.2314"></a> |
| <span class="sourceLineNo">2315</span> }<a name="line.2315"></a> |
| <span class="sourceLineNo">2316</span> }, nonceGroup, nonce, true);<a name="line.2316"></a> |
| <span class="sourceLineNo">2317</span> }<a name="line.2317"></a> |
| <span class="sourceLineNo">2318</span><a name="line.2318"></a> |
| <span class="sourceLineNo">2319</span> @Override<a name="line.2319"></a> |
| <span class="sourceLineNo">2320</span> public long enableTable(final TableName tableName, final long nonceGroup, final long nonce)<a name="line.2320"></a> |
| <span class="sourceLineNo">2321</span> throws IOException {<a name="line.2321"></a> |
| <span class="sourceLineNo">2322</span> checkInitialized();<a name="line.2322"></a> |
| <span class="sourceLineNo">2323</span><a name="line.2323"></a> |
| <span class="sourceLineNo">2324</span> return MasterProcedureUtil.submitProcedure(<a name="line.2324"></a> |
| <span class="sourceLineNo">2325</span> new MasterProcedureUtil.NonceProcedureRunnable(this, nonceGroup, nonce) {<a name="line.2325"></a> |
| <span class="sourceLineNo">2326</span> @Override<a name="line.2326"></a> |
| <span class="sourceLineNo">2327</span> protected void run() throws IOException {<a name="line.2327"></a> |
| <span class="sourceLineNo">2328</span> getMaster().getMasterCoprocessorHost().preEnableTable(tableName);<a name="line.2328"></a> |
| <span class="sourceLineNo">2329</span><a name="line.2329"></a> |
| <span class="sourceLineNo">2330</span> // Normally, it would make sense for this authorization check to exist inside<a name="line.2330"></a> |
| <span class="sourceLineNo">2331</span> // AccessController, but because the authorization check is done based on internal state<a name="line.2331"></a> |
| <span class="sourceLineNo">2332</span> // (rather than explicit permissions) we'll do the check here instead of in the<a name="line.2332"></a> |
| <span class="sourceLineNo">2333</span> // coprocessor.<a name="line.2333"></a> |
| <span class="sourceLineNo">2334</span> MasterQuotaManager quotaManager = getMasterQuotaManager();<a name="line.2334"></a> |
| <span class="sourceLineNo">2335</span> if (quotaManager != null) {<a name="line.2335"></a> |
| <span class="sourceLineNo">2336</span> if (quotaManager.isQuotaInitialized()) {<a name="line.2336"></a> |
| <span class="sourceLineNo">2337</span> SpaceQuotaSnapshot currSnapshotOfTable =<a name="line.2337"></a> |
| <span class="sourceLineNo">2338</span> QuotaTableUtil.getCurrentSnapshotFromQuotaTable(getConnection(), tableName);<a name="line.2338"></a> |
| <span class="sourceLineNo">2339</span> if (currSnapshotOfTable != null) {<a name="line.2339"></a> |
| <span class="sourceLineNo">2340</span> SpaceQuotaStatus quotaStatus = currSnapshotOfTable.getQuotaStatus();<a name="line.2340"></a> |
| <span class="sourceLineNo">2341</span> if (quotaStatus.isInViolation()<a name="line.2341"></a> |
| <span class="sourceLineNo">2342</span> && SpaceViolationPolicy.DISABLE == quotaStatus.getPolicy().orElse(null)) {<a name="line.2342"></a> |
| <span class="sourceLineNo">2343</span> throw new AccessDeniedException("Enabling the table '" + tableName<a name="line.2343"></a> |
| <span class="sourceLineNo">2344</span> + "' is disallowed due to a violated space quota.");<a name="line.2344"></a> |
| <span class="sourceLineNo">2345</span> }<a name="line.2345"></a> |
| <span class="sourceLineNo">2346</span> }<a name="line.2346"></a> |
| <span class="sourceLineNo">2347</span> } else if (LOG.isTraceEnabled()) {<a name="line.2347"></a> |
| <span class="sourceLineNo">2348</span> LOG.trace("Unable to check for space quotas as the MasterQuotaManager is not enabled");<a name="line.2348"></a> |
| <span class="sourceLineNo">2349</span> }<a name="line.2349"></a> |
| <span class="sourceLineNo">2350</span> }<a name="line.2350"></a> |
| <span class="sourceLineNo">2351</span><a name="line.2351"></a> |
| <span class="sourceLineNo">2352</span> LOG.info(getClientIdAuditPrefix() + " enable " + tableName);<a name="line.2352"></a> |
| <span class="sourceLineNo">2353</span><a name="line.2353"></a> |
| <span class="sourceLineNo">2354</span> // Execute the operation asynchronously - client will check the progress of the operation<a name="line.2354"></a> |
| <span class="sourceLineNo">2355</span> // In case the request is from a <1.1 client before returning,<a name="line.2355"></a> |
| <span class="sourceLineNo">2356</span> // we want to make sure that the table is prepared to be<a name="line.2356"></a> |
| <span class="sourceLineNo">2357</span> // enabled (the table is locked and the table state is set).<a name="line.2357"></a> |
| <span class="sourceLineNo">2358</span> // Note: if the procedure throws exception, we will catch it and rethrow.<a name="line.2358"></a> |
| <span class="sourceLineNo">2359</span> final ProcedurePrepareLatch prepareLatch = ProcedurePrepareLatch.createLatch();<a name="line.2359"></a> |
| <span class="sourceLineNo">2360</span> submitProcedure(new EnableTableProcedure(procedureExecutor.getEnvironment(),<a name="line.2360"></a> |
| <span class="sourceLineNo">2361</span> tableName, prepareLatch));<a name="line.2361"></a> |
| <span class="sourceLineNo">2362</span> prepareLatch.await();<a name="line.2362"></a> |
| <span class="sourceLineNo">2363</span><a name="line.2363"></a> |
| <span class="sourceLineNo">2364</span> getMaster().getMasterCoprocessorHost().postEnableTable(tableName);<a name="line.2364"></a> |
| <span class="sourceLineNo">2365</span> }<a name="line.2365"></a> |
| <span class="sourceLineNo">2366</span><a name="line.2366"></a> |
| <span class="sourceLineNo">2367</span> @Override<a name="line.2367"></a> |
| <span class="sourceLineNo">2368</span> protected String getDescription() {<a name="line.2368"></a> |
| <span class="sourceLineNo">2369</span> return "EnableTableProcedure";<a name="line.2369"></a> |
| <span class="sourceLineNo">2370</span> }<a name="line.2370"></a> |
| <span class="sourceLineNo">2371</span> });<a name="line.2371"></a> |
| <span class="sourceLineNo">2372</span> }<a name="line.2372"></a> |
| <span class="sourceLineNo">2373</span><a name="line.2373"></a> |
| <span class="sourceLineNo">2374</span> @Override<a name="line.2374"></a> |
| <span class="sourceLineNo">2375</span> public long disableTable(final TableName tableName, final long nonceGroup, final long nonce)<a name="line.2375"></a> |
| <span class="sourceLineNo">2376</span> throws IOException {<a name="line.2376"></a> |
| <span class="sourceLineNo">2377</span> checkInitialized();<a name="line.2377"></a> |
| <span class="sourceLineNo">2378</span><a name="line.2378"></a> |
| <span class="sourceLineNo">2379</span> return MasterProcedureUtil.submitProcedure(<a name="line.2379"></a> |
| <span class="sourceLineNo">2380</span> new MasterProcedureUtil.NonceProcedureRunnable(this, nonceGroup, nonce) {<a name="line.2380"></a> |
| <span class="sourceLineNo">2381</span> @Override<a name="line.2381"></a> |
| <span class="sourceLineNo">2382</span> protected void run() throws IOException {<a name="line.2382"></a> |
| <span class="sourceLineNo">2383</span> getMaster().getMasterCoprocessorHost().preDisableTable(tableName);<a name="line.2383"></a> |
| <span class="sourceLineNo">2384</span><a name="line.2384"></a> |
| <span class="sourceLineNo">2385</span> LOG.info(getClientIdAuditPrefix() + " disable " + tableName);<a name="line.2385"></a> |
| <span class="sourceLineNo">2386</span><a name="line.2386"></a> |
| <span class="sourceLineNo">2387</span> // Execute the operation asynchronously - client will check the progress of the operation<a name="line.2387"></a> |
| <span class="sourceLineNo">2388</span> // In case the request is from a <1.1 client before returning,<a name="line.2388"></a> |
| <span class="sourceLineNo">2389</span> // we want to make sure that the table is prepared to be<a name="line.2389"></a> |
| <span class="sourceLineNo">2390</span> // enabled (the table is locked and the table state is set).<a name="line.2390"></a> |
| <span class="sourceLineNo">2391</span> // Note: if the procedure throws exception, we will catch it and rethrow.<a name="line.2391"></a> |
| <span class="sourceLineNo">2392</span> //<a name="line.2392"></a> |
| <span class="sourceLineNo">2393</span> // We need to wait for the procedure to potentially fail due to "prepare" sanity<a name="line.2393"></a> |
| <span class="sourceLineNo">2394</span> // checks. This will block only the beginning of the procedure. See HBASE-19953.<a name="line.2394"></a> |
| <span class="sourceLineNo">2395</span> final ProcedurePrepareLatch prepareLatch = ProcedurePrepareLatch.createBlockingLatch();<a name="line.2395"></a> |
| <span class="sourceLineNo">2396</span> submitProcedure(new DisableTableProcedure(procedureExecutor.getEnvironment(),<a name="line.2396"></a> |
| <span class="sourceLineNo">2397</span> tableName, false, prepareLatch));<a name="line.2397"></a> |
| <span class="sourceLineNo">2398</span> prepareLatch.await();<a name="line.2398"></a> |
| <span class="sourceLineNo">2399</span><a name="line.2399"></a> |
| <span class="sourceLineNo">2400</span> getMaster().getMasterCoprocessorHost().postDisableTable(tableName);<a name="line.2400"></a> |
| <span class="sourceLineNo">2401</span> }<a name="line.2401"></a> |
| <span class="sourceLineNo">2402</span><a name="line.2402"></a> |
| <span class="sourceLineNo">2403</span> @Override<a name="line.2403"></a> |
| <span class="sourceLineNo">2404</span> protected String getDescription() {<a name="line.2404"></a> |
| <span class="sourceLineNo">2405</span> return "DisableTableProcedure";<a name="line.2405"></a> |
| <span class="sourceLineNo">2406</span> }<a name="line.2406"></a> |
| <span class="sourceLineNo">2407</span> });<a name="line.2407"></a> |
| <span class="sourceLineNo">2408</span> }<a name="line.2408"></a> |
| <span class="sourceLineNo">2409</span><a name="line.2409"></a> |
| <span class="sourceLineNo">2410</span> private long modifyTable(final TableName tableName,<a name="line.2410"></a> |
| <span class="sourceLineNo">2411</span> final TableDescriptorGetter newDescriptorGetter, final long nonceGroup, final long nonce,<a name="line.2411"></a> |
| <span class="sourceLineNo">2412</span> final boolean shouldCheckDescriptor) throws IOException {<a name="line.2412"></a> |
| <span class="sourceLineNo">2413</span> return MasterProcedureUtil<a name="line.2413"></a> |
| <span class="sourceLineNo">2414</span> .submitProcedure(new MasterProcedureUtil.NonceProcedureRunnable(this, nonceGroup, nonce) {<a name="line.2414"></a> |
| <span class="sourceLineNo">2415</span> @Override<a name="line.2415"></a> |
| <span class="sourceLineNo">2416</span> protected void run() throws IOException {<a name="line.2416"></a> |
| <span class="sourceLineNo">2417</span> TableDescriptor oldDescriptor = getMaster().getTableDescriptors().get(tableName);<a name="line.2417"></a> |
| <span class="sourceLineNo">2418</span> TableDescriptor newDescriptor = getMaster().getMasterCoprocessorHost()<a name="line.2418"></a> |
| <span class="sourceLineNo">2419</span> .preModifyTable(tableName, oldDescriptor, newDescriptorGetter.get());<a name="line.2419"></a> |
| <span class="sourceLineNo">2420</span> TableDescriptorChecker.sanityCheck(conf, newDescriptor);<a name="line.2420"></a> |
| <span class="sourceLineNo">2421</span> LOG.info("{} modify table {} from {} to {}", getClientIdAuditPrefix(), tableName,<a name="line.2421"></a> |
| <span class="sourceLineNo">2422</span> oldDescriptor, newDescriptor);<a name="line.2422"></a> |
| <span class="sourceLineNo">2423</span><a name="line.2423"></a> |
| <span class="sourceLineNo">2424</span> // Execute the operation synchronously - wait for the operation completes before<a name="line.2424"></a> |
| <span class="sourceLineNo">2425</span> // continuing.<a name="line.2425"></a> |
| <span class="sourceLineNo">2426</span> //<a name="line.2426"></a> |
| <span class="sourceLineNo">2427</span> // We need to wait for the procedure to potentially fail due to "prepare" sanity<a name="line.2427"></a> |
| <span class="sourceLineNo">2428</span> // checks. This will block only the beginning of the procedure. See HBASE-19953.<a name="line.2428"></a> |
| <span class="sourceLineNo">2429</span> ProcedurePrepareLatch latch = ProcedurePrepareLatch.createBlockingLatch();<a name="line.2429"></a> |
| <span class="sourceLineNo">2430</span> submitProcedure(new ModifyTableProcedure(procedureExecutor.getEnvironment(),<a name="line.2430"></a> |
| <span class="sourceLineNo">2431</span> newDescriptor, latch, oldDescriptor, shouldCheckDescriptor));<a name="line.2431"></a> |
| <span class="sourceLineNo">2432</span> latch.await();<a name="line.2432"></a> |
| <span class="sourceLineNo">2433</span><a name="line.2433"></a> |
| <span class="sourceLineNo">2434</span> getMaster().getMasterCoprocessorHost().postModifyTable(tableName, oldDescriptor,<a name="line.2434"></a> |
| <span class="sourceLineNo">2435</span> newDescriptor);<a name="line.2435"></a> |
| <span class="sourceLineNo">2436</span> }<a name="line.2436"></a> |
| <span class="sourceLineNo">2437</span><a name="line.2437"></a> |
| <span class="sourceLineNo">2438</span> @Override<a name="line.2438"></a> |
| <span class="sourceLineNo">2439</span> protected String getDescription() {<a name="line.2439"></a> |
| <span class="sourceLineNo">2440</span> return "ModifyTableProcedure";<a name="line.2440"></a> |
| <span class="sourceLineNo">2441</span> }<a name="line.2441"></a> |
| <span class="sourceLineNo">2442</span> });<a name="line.2442"></a> |
| <span class="sourceLineNo">2443</span><a name="line.2443"></a> |
| <span class="sourceLineNo">2444</span> }<a name="line.2444"></a> |
| <span class="sourceLineNo">2445</span><a name="line.2445"></a> |
| <span class="sourceLineNo">2446</span> @Override<a name="line.2446"></a> |
| <span class="sourceLineNo">2447</span> public long modifyTable(final TableName tableName, final TableDescriptor newDescriptor,<a name="line.2447"></a> |
| <span class="sourceLineNo">2448</span> final long nonceGroup, final long nonce) throws IOException {<a name="line.2448"></a> |
| <span class="sourceLineNo">2449</span> checkInitialized();<a name="line.2449"></a> |
| <span class="sourceLineNo">2450</span> return modifyTable(tableName, new TableDescriptorGetter() {<a name="line.2450"></a> |
| <span class="sourceLineNo">2451</span> @Override<a name="line.2451"></a> |
| <span class="sourceLineNo">2452</span> public TableDescriptor get() throws IOException {<a name="line.2452"></a> |
| <span class="sourceLineNo">2453</span> return newDescriptor;<a name="line.2453"></a> |
| <span class="sourceLineNo">2454</span> }<a name="line.2454"></a> |
| <span class="sourceLineNo">2455</span> }, nonceGroup, nonce, false);<a name="line.2455"></a> |
| <span class="sourceLineNo">2456</span><a name="line.2456"></a> |
| <span class="sourceLineNo">2457</span> }<a name="line.2457"></a> |
| <span class="sourceLineNo">2458</span><a name="line.2458"></a> |
| <span class="sourceLineNo">2459</span> public long restoreSnapshot(final SnapshotDescription snapshotDesc,<a name="line.2459"></a> |
| <span class="sourceLineNo">2460</span> final long nonceGroup, final long nonce, final boolean restoreAcl) throws IOException {<a name="line.2460"></a> |
| <span class="sourceLineNo">2461</span> checkInitialized();<a name="line.2461"></a> |
| <span class="sourceLineNo">2462</span> getSnapshotManager().checkSnapshotSupport();<a name="line.2462"></a> |
| <span class="sourceLineNo">2463</span><a name="line.2463"></a> |
| <span class="sourceLineNo">2464</span> // Ensure namespace exists. Will throw exception if non-known NS.<a name="line.2464"></a> |
| <span class="sourceLineNo">2465</span> final TableName dstTable = TableName.valueOf(snapshotDesc.getTable());<a name="line.2465"></a> |
| <span class="sourceLineNo">2466</span> getClusterSchema().getNamespace(dstTable.getNamespaceAsString());<a name="line.2466"></a> |
| <span class="sourceLineNo">2467</span><a name="line.2467"></a> |
| <span class="sourceLineNo">2468</span> return MasterProcedureUtil.submitProcedure(<a name="line.2468"></a> |
| <span class="sourceLineNo">2469</span> new MasterProcedureUtil.NonceProcedureRunnable(this, nonceGroup, nonce) {<a name="line.2469"></a> |
| <span class="sourceLineNo">2470</span> @Override<a name="line.2470"></a> |
| <span class="sourceLineNo">2471</span> protected void run() throws IOException {<a name="line.2471"></a> |
| <span class="sourceLineNo">2472</span> setProcId(<a name="line.2472"></a> |
| <span class="sourceLineNo">2473</span> getSnapshotManager().restoreOrCloneSnapshot(snapshotDesc, getNonceKey(), restoreAcl));<a name="line.2473"></a> |
| <span class="sourceLineNo">2474</span> }<a name="line.2474"></a> |
| <span class="sourceLineNo">2475</span><a name="line.2475"></a> |
| <span class="sourceLineNo">2476</span> @Override<a name="line.2476"></a> |
| <span class="sourceLineNo">2477</span> protected String getDescription() {<a name="line.2477"></a> |
| <span class="sourceLineNo">2478</span> return "RestoreSnapshotProcedure";<a name="line.2478"></a> |
| <span class="sourceLineNo">2479</span> }<a name="line.2479"></a> |
| <span class="sourceLineNo">2480</span> });<a name="line.2480"></a> |
| <span class="sourceLineNo">2481</span> }<a name="line.2481"></a> |
| <span class="sourceLineNo">2482</span><a name="line.2482"></a> |
| <span class="sourceLineNo">2483</span> private void checkTableExists(final TableName tableName)<a name="line.2483"></a> |
| <span class="sourceLineNo">2484</span> throws IOException, TableNotFoundException {<a name="line.2484"></a> |
| <span class="sourceLineNo">2485</span> if (!MetaTableAccessor.tableExists(getConnection(), tableName)) {<a name="line.2485"></a> |
| <span class="sourceLineNo">2486</span> throw new TableNotFoundException(tableName);<a name="line.2486"></a> |
| <span class="sourceLineNo">2487</span> }<a name="line.2487"></a> |
| <span class="sourceLineNo">2488</span> }<a name="line.2488"></a> |
| <span class="sourceLineNo">2489</span><a name="line.2489"></a> |
| <span class="sourceLineNo">2490</span> @Override<a name="line.2490"></a> |
| <span class="sourceLineNo">2491</span> public void checkTableModifiable(final TableName tableName)<a name="line.2491"></a> |
| <span class="sourceLineNo">2492</span> throws IOException, TableNotFoundException, TableNotDisabledException {<a name="line.2492"></a> |
| <span class="sourceLineNo">2493</span> if (isCatalogTable(tableName)) {<a name="line.2493"></a> |
| <span class="sourceLineNo">2494</span> throw new IOException("Can't modify catalog tables");<a name="line.2494"></a> |
| <span class="sourceLineNo">2495</span> }<a name="line.2495"></a> |
| <span class="sourceLineNo">2496</span> checkTableExists(tableName);<a name="line.2496"></a> |
| <span class="sourceLineNo">2497</span> TableState ts = getTableStateManager().getTableState(tableName);<a name="line.2497"></a> |
| <span class="sourceLineNo">2498</span> if (!ts.isDisabled()) {<a name="line.2498"></a> |
| <span class="sourceLineNo">2499</span> throw new TableNotDisabledException("Not DISABLED; " + ts);<a name="line.2499"></a> |
| <span class="sourceLineNo">2500</span> }<a name="line.2500"></a> |
| <span class="sourceLineNo">2501</span> }<a name="line.2501"></a> |
| <span class="sourceLineNo">2502</span><a name="line.2502"></a> |
| <span class="sourceLineNo">2503</span> public ClusterMetrics getClusterMetricsWithoutCoprocessor() throws InterruptedIOException {<a name="line.2503"></a> |
| <span class="sourceLineNo">2504</span> return getClusterMetricsWithoutCoprocessor(EnumSet.allOf(Option.class));<a name="line.2504"></a> |
| <span class="sourceLineNo">2505</span> }<a name="line.2505"></a> |
| <span class="sourceLineNo">2506</span><a name="line.2506"></a> |
| <span class="sourceLineNo">2507</span> public ClusterMetrics getClusterMetricsWithoutCoprocessor(EnumSet<Option> options)<a name="line.2507"></a> |
| <span class="sourceLineNo">2508</span> throws InterruptedIOException {<a name="line.2508"></a> |
| <span class="sourceLineNo">2509</span> ClusterMetricsBuilder builder = ClusterMetricsBuilder.newBuilder();<a name="line.2509"></a> |
| <span class="sourceLineNo">2510</span> // given that hbase1 can't submit the request with Option,<a name="line.2510"></a> |
| <span class="sourceLineNo">2511</span> // we return all information to client if the list of Option is empty.<a name="line.2511"></a> |
| <span class="sourceLineNo">2512</span> if (options.isEmpty()) {<a name="line.2512"></a> |
| <span class="sourceLineNo">2513</span> options = EnumSet.allOf(Option.class);<a name="line.2513"></a> |
| <span class="sourceLineNo">2514</span> }<a name="line.2514"></a> |
| <span class="sourceLineNo">2515</span><a name="line.2515"></a> |
| <span class="sourceLineNo">2516</span> for (Option opt : options) {<a name="line.2516"></a> |
| <span class="sourceLineNo">2517</span> switch (opt) {<a name="line.2517"></a> |
| <span class="sourceLineNo">2518</span> case HBASE_VERSION: builder.setHBaseVersion(VersionInfo.getVersion()); break;<a name="line.2518"></a> |
| <span class="sourceLineNo">2519</span> case CLUSTER_ID: builder.setClusterId(getClusterId()); break;<a name="line.2519"></a> |
| <span class="sourceLineNo">2520</span> case MASTER: builder.setMasterName(getServerName()); break;<a name="line.2520"></a> |
| <span class="sourceLineNo">2521</span> case BACKUP_MASTERS: builder.setBackerMasterNames(getBackupMasters()); break;<a name="line.2521"></a> |
| <span class="sourceLineNo">2522</span> case LIVE_SERVERS: {<a name="line.2522"></a> |
| <span class="sourceLineNo">2523</span> if (serverManager != null) {<a name="line.2523"></a> |
| <span class="sourceLineNo">2524</span> builder.setLiveServerMetrics(serverManager.getOnlineServers().entrySet().stream()<a name="line.2524"></a> |
| <span class="sourceLineNo">2525</span> .collect(Collectors.toMap(e -> e.getKey(), e -> e.getValue())));<a name="line.2525"></a> |
| <span class="sourceLineNo">2526</span> }<a name="line.2526"></a> |
| <span class="sourceLineNo">2527</span> break;<a name="line.2527"></a> |
| <span class="sourceLineNo">2528</span> }<a name="line.2528"></a> |
| <span class="sourceLineNo">2529</span> case DEAD_SERVERS: {<a name="line.2529"></a> |
| <span class="sourceLineNo">2530</span> if (serverManager != null) {<a name="line.2530"></a> |
| <span class="sourceLineNo">2531</span> builder.setDeadServerNames(new ArrayList<>(<a name="line.2531"></a> |
| <span class="sourceLineNo">2532</span> serverManager.getDeadServers().copyServerNames()));<a name="line.2532"></a> |
| <span class="sourceLineNo">2533</span> }<a name="line.2533"></a> |
| <span class="sourceLineNo">2534</span> break;<a name="line.2534"></a> |
| <span class="sourceLineNo">2535</span> }<a name="line.2535"></a> |
| <span class="sourceLineNo">2536</span> case MASTER_COPROCESSORS: {<a name="line.2536"></a> |
| <span class="sourceLineNo">2537</span> if (cpHost != null) {<a name="line.2537"></a> |
| <span class="sourceLineNo">2538</span> builder.setMasterCoprocessorNames(Arrays.asList(getMasterCoprocessors()));<a name="line.2538"></a> |
| <span class="sourceLineNo">2539</span> }<a name="line.2539"></a> |
| <span class="sourceLineNo">2540</span> break;<a name="line.2540"></a> |
| <span class="sourceLineNo">2541</span> }<a name="line.2541"></a> |
| <span class="sourceLineNo">2542</span> case REGIONS_IN_TRANSITION: {<a name="line.2542"></a> |
| <span class="sourceLineNo">2543</span> if (assignmentManager != null) {<a name="line.2543"></a> |
| <span class="sourceLineNo">2544</span> builder.setRegionsInTransition(assignmentManager.getRegionStates()<a name="line.2544"></a> |
| <span class="sourceLineNo">2545</span> .getRegionsStateInTransition());<a name="line.2545"></a> |
| <span class="sourceLineNo">2546</span> }<a name="line.2546"></a> |
| <span class="sourceLineNo">2547</span> break;<a name="line.2547"></a> |
| <span class="sourceLineNo">2548</span> }<a name="line.2548"></a> |
| <span class="sourceLineNo">2549</span> case BALANCER_ON: {<a name="line.2549"></a> |
| <span class="sourceLineNo">2550</span> if (loadBalancerTracker != null) {<a name="line.2550"></a> |
| <span class="sourceLineNo">2551</span> builder.setBalancerOn(loadBalancerTracker.isBalancerOn());<a name="line.2551"></a> |
| <span class="sourceLineNo">2552</span> }<a name="line.2552"></a> |
| <span class="sourceLineNo">2553</span> break;<a name="line.2553"></a> |
| <span class="sourceLineNo">2554</span> }<a name="line.2554"></a> |
| <span class="sourceLineNo">2555</span> case MASTER_INFO_PORT: {<a name="line.2555"></a> |
| <span class="sourceLineNo">2556</span> if (infoServer != null) {<a name="line.2556"></a> |
| <span class="sourceLineNo">2557</span> builder.setMasterInfoPort(infoServer.getPort());<a name="line.2557"></a> |
| <span class="sourceLineNo">2558</span> }<a name="line.2558"></a> |
| <span class="sourceLineNo">2559</span> break;<a name="line.2559"></a> |
| <span class="sourceLineNo">2560</span> }<a name="line.2560"></a> |
| <span class="sourceLineNo">2561</span> case SERVERS_NAME: {<a name="line.2561"></a> |
| <span class="sourceLineNo">2562</span> if (serverManager != null) {<a name="line.2562"></a> |
| <span class="sourceLineNo">2563</span> builder.setServerNames(serverManager.getOnlineServersList());<a name="line.2563"></a> |
| <span class="sourceLineNo">2564</span> }<a name="line.2564"></a> |
| <span class="sourceLineNo">2565</span> break;<a name="line.2565"></a> |
| <span class="sourceLineNo">2566</span> }<a name="line.2566"></a> |
| <span class="sourceLineNo">2567</span> }<a name="line.2567"></a> |
| <span class="sourceLineNo">2568</span> }<a name="line.2568"></a> |
| <span class="sourceLineNo">2569</span> return builder.build();<a name="line.2569"></a> |
| <span class="sourceLineNo">2570</span> }<a name="line.2570"></a> |
| <span class="sourceLineNo">2571</span><a name="line.2571"></a> |
| <span class="sourceLineNo">2572</span> /**<a name="line.2572"></a> |
| <span class="sourceLineNo">2573</span> * @return cluster status<a name="line.2573"></a> |
| <span class="sourceLineNo">2574</span> */<a name="line.2574"></a> |
| <span class="sourceLineNo">2575</span> public ClusterMetrics getClusterMetrics() throws IOException {<a name="line.2575"></a> |
| <span class="sourceLineNo">2576</span> return getClusterMetrics(EnumSet.allOf(Option.class));<a name="line.2576"></a> |
| <span class="sourceLineNo">2577</span> }<a name="line.2577"></a> |
| <span class="sourceLineNo">2578</span><a name="line.2578"></a> |
| <span class="sourceLineNo">2579</span> public ClusterMetrics getClusterMetrics(EnumSet<Option> options) throws IOException {<a name="line.2579"></a> |
| <span class="sourceLineNo">2580</span> if (cpHost != null) {<a name="line.2580"></a> |
| <span class="sourceLineNo">2581</span> cpHost.preGetClusterMetrics();<a name="line.2581"></a> |
| <span class="sourceLineNo">2582</span> }<a name="line.2582"></a> |
| <span class="sourceLineNo">2583</span> ClusterMetrics status = getClusterMetricsWithoutCoprocessor(options);<a name="line.2583"></a> |
| <span class="sourceLineNo">2584</span> if (cpHost != null) {<a name="line.2584"></a> |
| <span class="sourceLineNo">2585</span> cpHost.postGetClusterMetrics(status);<a name="line.2585"></a> |
| <span class="sourceLineNo">2586</span> }<a name="line.2586"></a> |
| <span class="sourceLineNo">2587</span> return status;<a name="line.2587"></a> |
| <span class="sourceLineNo">2588</span> }<a name="line.2588"></a> |
| <span class="sourceLineNo">2589</span><a name="line.2589"></a> |
| <span class="sourceLineNo">2590</span> private List<ServerName> getBackupMasters() throws InterruptedIOException {<a name="line.2590"></a> |
| <span class="sourceLineNo">2591</span> // Build Set of backup masters from ZK nodes<a name="line.2591"></a> |
| <span class="sourceLineNo">2592</span> List<String> backupMasterStrings;<a name="line.2592"></a> |
| <span class="sourceLineNo">2593</span> try {<a name="line.2593"></a> |
| <span class="sourceLineNo">2594</span> backupMasterStrings = ZKUtil.listChildrenNoWatch(this.zooKeeper,<a name="line.2594"></a> |
| <span class="sourceLineNo">2595</span> this.zooKeeper.getZNodePaths().backupMasterAddressesZNode);<a name="line.2595"></a> |
| <span class="sourceLineNo">2596</span> } catch (KeeperException e) {<a name="line.2596"></a> |
| <span class="sourceLineNo">2597</span> LOG.warn(this.zooKeeper.prefix("Unable to list backup servers"), e);<a name="line.2597"></a> |
| <span class="sourceLineNo">2598</span> backupMasterStrings = null;<a name="line.2598"></a> |
| <span class="sourceLineNo">2599</span> }<a name="line.2599"></a> |
| <span class="sourceLineNo">2600</span><a name="line.2600"></a> |
| <span class="sourceLineNo">2601</span> List<ServerName> backupMasters = Collections.emptyList();<a name="line.2601"></a> |
| <span class="sourceLineNo">2602</span> if (backupMasterStrings != null && !backupMasterStrings.isEmpty()) {<a name="line.2602"></a> |
| <span class="sourceLineNo">2603</span> backupMasters = new ArrayList<>(backupMasterStrings.size());<a name="line.2603"></a> |
| <span class="sourceLineNo">2604</span> for (String s: backupMasterStrings) {<a name="line.2604"></a> |
| <span class="sourceLineNo">2605</span> try {<a name="line.2605"></a> |
| <span class="sourceLineNo">2606</span> byte [] bytes;<a name="line.2606"></a> |
| <span class="sourceLineNo">2607</span> try {<a name="line.2607"></a> |
| <span class="sourceLineNo">2608</span> bytes = ZKUtil.getData(this.zooKeeper, ZNodePaths.joinZNode(<a name="line.2608"></a> |
| <span class="sourceLineNo">2609</span> this.zooKeeper.getZNodePaths().backupMasterAddressesZNode, s));<a name="line.2609"></a> |
| <span class="sourceLineNo">2610</span> } catch (InterruptedException e) {<a name="line.2610"></a> |
| <span class="sourceLineNo">2611</span> throw new InterruptedIOException();<a name="line.2611"></a> |
| <span class="sourceLineNo">2612</span> }<a name="line.2612"></a> |
| <span class="sourceLineNo">2613</span> if (bytes != null) {<a name="line.2613"></a> |
| <span class="sourceLineNo">2614</span> ServerName sn;<a name="line.2614"></a> |
| <span class="sourceLineNo">2615</span> try {<a name="line.2615"></a> |
| <span class="sourceLineNo">2616</span> sn = ProtobufUtil.parseServerNameFrom(bytes);<a name="line.2616"></a> |
| <span class="sourceLineNo">2617</span> } catch (DeserializationException e) {<a name="line.2617"></a> |
| <span class="sourceLineNo">2618</span> LOG.warn("Failed parse, skipping registering backup server", e);<a name="line.2618"></a> |
| <span class="sourceLineNo">2619</span> continue;<a name="line.2619"></a> |
| <span class="sourceLineNo">2620</span> }<a name="line.2620"></a> |
| <span class="sourceLineNo">2621</span> backupMasters.add(sn);<a name="line.2621"></a> |
| <span class="sourceLineNo">2622</span> }<a name="line.2622"></a> |
| <span class="sourceLineNo">2623</span> } catch (KeeperException e) {<a name="line.2623"></a> |
| <span class="sourceLineNo">2624</span> LOG.warn(this.zooKeeper.prefix("Unable to get information about " +<a name="line.2624"></a> |
| <span class="sourceLineNo">2625</span> "backup servers"), e);<a name="line.2625"></a> |
| <span class="sourceLineNo">2626</span> }<a name="line.2626"></a> |
| <span class="sourceLineNo">2627</span> }<a name="line.2627"></a> |
| <span class="sourceLineNo">2628</span> Collections.sort(backupMasters, new Comparator<ServerName>() {<a name="line.2628"></a> |
| <span class="sourceLineNo">2629</span> @Override<a name="line.2629"></a> |
| <span class="sourceLineNo">2630</span> public int compare(ServerName s1, ServerName s2) {<a name="line.2630"></a> |
| <span class="sourceLineNo">2631</span> return s1.getServerName().compareTo(s2.getServerName());<a name="line.2631"></a> |
| <span class="sourceLineNo">2632</span> }});<a name="line.2632"></a> |
| <span class="sourceLineNo">2633</span> }<a name="line.2633"></a> |
| <span class="sourceLineNo">2634</span> return backupMasters;<a name="line.2634"></a> |
| <span class="sourceLineNo">2635</span> }<a name="line.2635"></a> |
| <span class="sourceLineNo">2636</span><a name="line.2636"></a> |
| <span class="sourceLineNo">2637</span> /**<a name="line.2637"></a> |
| <span class="sourceLineNo">2638</span> * The set of loaded coprocessors is stored in a static set. Since it's<a name="line.2638"></a> |
| <span class="sourceLineNo">2639</span> * statically allocated, it does not require that HMaster's cpHost be<a name="line.2639"></a> |
| <span class="sourceLineNo">2640</span> * initialized prior to accessing it.<a name="line.2640"></a> |
| <span class="sourceLineNo">2641</span> * @return a String representation of the set of names of the loaded coprocessors.<a name="line.2641"></a> |
| <span class="sourceLineNo">2642</span> */<a name="line.2642"></a> |
| <span class="sourceLineNo">2643</span> public static String getLoadedCoprocessors() {<a name="line.2643"></a> |
| <span class="sourceLineNo">2644</span> return CoprocessorHost.getLoadedCoprocessors().toString();<a name="line.2644"></a> |
| <span class="sourceLineNo">2645</span> }<a name="line.2645"></a> |
| <span class="sourceLineNo">2646</span><a name="line.2646"></a> |
| <span class="sourceLineNo">2647</span> /**<a name="line.2647"></a> |
| <span class="sourceLineNo">2648</span> * @return timestamp in millis when HMaster was started.<a name="line.2648"></a> |
| <span class="sourceLineNo">2649</span> */<a name="line.2649"></a> |
| <span class="sourceLineNo">2650</span> public long getMasterStartTime() {<a name="line.2650"></a> |
| <span class="sourceLineNo">2651</span> return startcode;<a name="line.2651"></a> |
| <span class="sourceLineNo">2652</span> }<a name="line.2652"></a> |
| <span class="sourceLineNo">2653</span><a name="line.2653"></a> |
| <span class="sourceLineNo">2654</span> /**<a name="line.2654"></a> |
| <span class="sourceLineNo">2655</span> * @return timestamp in millis when HMaster became the active master.<a name="line.2655"></a> |
| <span class="sourceLineNo">2656</span> */<a name="line.2656"></a> |
| <span class="sourceLineNo">2657</span> public long getMasterActiveTime() {<a name="line.2657"></a> |
| <span class="sourceLineNo">2658</span> return masterActiveTime;<a name="line.2658"></a> |
| <span class="sourceLineNo">2659</span> }<a name="line.2659"></a> |
| <span class="sourceLineNo">2660</span><a name="line.2660"></a> |
| <span class="sourceLineNo">2661</span> /**<a name="line.2661"></a> |
| <span class="sourceLineNo">2662</span> * @return timestamp in millis when HMaster finished becoming the active master<a name="line.2662"></a> |
| <span class="sourceLineNo">2663</span> */<a name="line.2663"></a> |
| <span class="sourceLineNo">2664</span> public long getMasterFinishedInitializationTime() {<a name="line.2664"></a> |
| <span class="sourceLineNo">2665</span> return masterFinishedInitializationTime;<a name="line.2665"></a> |
| <span class="sourceLineNo">2666</span> }<a name="line.2666"></a> |
| <span class="sourceLineNo">2667</span><a name="line.2667"></a> |
| <span class="sourceLineNo">2668</span> public int getNumWALFiles() {<a name="line.2668"></a> |
| <span class="sourceLineNo">2669</span> return procedureStore != null ? procedureStore.getActiveLogs().size() : 0;<a name="line.2669"></a> |
| <span class="sourceLineNo">2670</span> }<a name="line.2670"></a> |
| <span class="sourceLineNo">2671</span><a name="line.2671"></a> |
| <span class="sourceLineNo">2672</span> public WALProcedureStore getWalProcedureStore() {<a name="line.2672"></a> |
| <span class="sourceLineNo">2673</span> return procedureStore;<a name="line.2673"></a> |
| <span class="sourceLineNo">2674</span> }<a name="line.2674"></a> |
| <span class="sourceLineNo">2675</span><a name="line.2675"></a> |
| <span class="sourceLineNo">2676</span> public int getRegionServerInfoPort(final ServerName sn) {<a name="line.2676"></a> |
| <span class="sourceLineNo">2677</span> int port = this.serverManager.getInfoPort(sn);<a name="line.2677"></a> |
| <span class="sourceLineNo">2678</span> return port == 0 ? conf.getInt(HConstants.REGIONSERVER_INFO_PORT,<a name="line.2678"></a> |
| <span class="sourceLineNo">2679</span> HConstants.DEFAULT_REGIONSERVER_INFOPORT) : port;<a name="line.2679"></a> |
| <span class="sourceLineNo">2680</span> }<a name="line.2680"></a> |
| <span class="sourceLineNo">2681</span><a name="line.2681"></a> |
| <span class="sourceLineNo">2682</span> @Override<a name="line.2682"></a> |
| <span class="sourceLineNo">2683</span> public String getRegionServerVersion(ServerName sn) {<a name="line.2683"></a> |
| <span class="sourceLineNo">2684</span> // Will return "0.0.0" if the server is not online to prevent move system region to unknown<a name="line.2684"></a> |
| <span class="sourceLineNo">2685</span> // version RS.<a name="line.2685"></a> |
| <span class="sourceLineNo">2686</span> return this.serverManager.getVersion(sn);<a name="line.2686"></a> |
| <span class="sourceLineNo">2687</span> }<a name="line.2687"></a> |
| <span class="sourceLineNo">2688</span><a name="line.2688"></a> |
| <span class="sourceLineNo">2689</span> @Override<a name="line.2689"></a> |
| <span class="sourceLineNo">2690</span> public void checkIfShouldMoveSystemRegionAsync() {<a name="line.2690"></a> |
| <span class="sourceLineNo">2691</span> assignmentManager.checkIfShouldMoveSystemRegionAsync();<a name="line.2691"></a> |
| <span class="sourceLineNo">2692</span> }<a name="line.2692"></a> |
| <span class="sourceLineNo">2693</span><a name="line.2693"></a> |
| <span class="sourceLineNo">2694</span> /**<a name="line.2694"></a> |
| <span class="sourceLineNo">2695</span> * @return array of coprocessor SimpleNames.<a name="line.2695"></a> |
| <span class="sourceLineNo">2696</span> */<a name="line.2696"></a> |
| <span class="sourceLineNo">2697</span> public String[] getMasterCoprocessors() {<a name="line.2697"></a> |
| <span class="sourceLineNo">2698</span> Set<String> masterCoprocessors = getMasterCoprocessorHost().getCoprocessors();<a name="line.2698"></a> |
| <span class="sourceLineNo">2699</span> return masterCoprocessors.toArray(new String[masterCoprocessors.size()]);<a name="line.2699"></a> |
| <span class="sourceLineNo">2700</span> }<a name="line.2700"></a> |
| <span class="sourceLineNo">2701</span><a name="line.2701"></a> |
| <span class="sourceLineNo">2702</span> @Override<a name="line.2702"></a> |
| <span class="sourceLineNo">2703</span> public void abort(String reason, Throwable cause) {<a name="line.2703"></a> |
| <span class="sourceLineNo">2704</span> if (isAborted() || isStopped()) {<a name="line.2704"></a> |
| <span class="sourceLineNo">2705</span> return;<a name="line.2705"></a> |
| <span class="sourceLineNo">2706</span> }<a name="line.2706"></a> |
| <span class="sourceLineNo">2707</span> setAbortRequested();<a name="line.2707"></a> |
| <span class="sourceLineNo">2708</span> if (cpHost != null) {<a name="line.2708"></a> |
| <span class="sourceLineNo">2709</span> // HBASE-4014: dump a list of loaded coprocessors.<a name="line.2709"></a> |
| <span class="sourceLineNo">2710</span> LOG.error(HBaseMarkers.FATAL, "Master server abort: loaded coprocessors are: " +<a name="line.2710"></a> |
| <span class="sourceLineNo">2711</span> getLoadedCoprocessors());<a name="line.2711"></a> |
| <span class="sourceLineNo">2712</span> }<a name="line.2712"></a> |
| <span class="sourceLineNo">2713</span> String msg = "***** ABORTING master " + this + ": " + reason + " *****";<a name="line.2713"></a> |
| <span class="sourceLineNo">2714</span> if (cause != null) {<a name="line.2714"></a> |
| <span class="sourceLineNo">2715</span> LOG.error(HBaseMarkers.FATAL, msg, cause);<a name="line.2715"></a> |
| <span class="sourceLineNo">2716</span> } else {<a name="line.2716"></a> |
| <span class="sourceLineNo">2717</span> LOG.error(HBaseMarkers.FATAL, msg);<a name="line.2717"></a> |
| <span class="sourceLineNo">2718</span> }<a name="line.2718"></a> |
| <span class="sourceLineNo">2719</span><a name="line.2719"></a> |
| <span class="sourceLineNo">2720</span> try {<a name="line.2720"></a> |
| <span class="sourceLineNo">2721</span> stopMaster();<a name="line.2721"></a> |
| <span class="sourceLineNo">2722</span> } catch (IOException e) {<a name="line.2722"></a> |
| <span class="sourceLineNo">2723</span> LOG.error("Exception occurred while stopping master", e);<a name="line.2723"></a> |
| <span class="sourceLineNo">2724</span> }<a name="line.2724"></a> |
| <span class="sourceLineNo">2725</span> }<a name="line.2725"></a> |
| <span class="sourceLineNo">2726</span><a name="line.2726"></a> |
| <span class="sourceLineNo">2727</span> @Override<a name="line.2727"></a> |
| <span class="sourceLineNo">2728</span> public ZKWatcher getZooKeeper() {<a name="line.2728"></a> |
| <span class="sourceLineNo">2729</span> return zooKeeper;<a name="line.2729"></a> |
| <span class="sourceLineNo">2730</span> }<a name="line.2730"></a> |
| <span class="sourceLineNo">2731</span><a name="line.2731"></a> |
| <span class="sourceLineNo">2732</span> @Override<a name="line.2732"></a> |
| <span class="sourceLineNo">2733</span> public MasterCoprocessorHost getMasterCoprocessorHost() {<a name="line.2733"></a> |
| <span class="sourceLineNo">2734</span> return cpHost;<a name="line.2734"></a> |
| <span class="sourceLineNo">2735</span> }<a name="line.2735"></a> |
| <span class="sourceLineNo">2736</span><a name="line.2736"></a> |
| <span class="sourceLineNo">2737</span> @Override<a name="line.2737"></a> |
| <span class="sourceLineNo">2738</span> public MasterQuotaManager getMasterQuotaManager() {<a name="line.2738"></a> |
| <span class="sourceLineNo">2739</span> return quotaManager;<a name="line.2739"></a> |
| <span class="sourceLineNo">2740</span> }<a name="line.2740"></a> |
| <span class="sourceLineNo">2741</span><a name="line.2741"></a> |
| <span class="sourceLineNo">2742</span> @Override<a name="line.2742"></a> |
| <span class="sourceLineNo">2743</span> public ProcedureExecutor<MasterProcedureEnv> getMasterProcedureExecutor() {<a name="line.2743"></a> |
| <span class="sourceLineNo">2744</span> return procedureExecutor;<a name="line.2744"></a> |
| <span class="sourceLineNo">2745</span> }<a name="line.2745"></a> |
| <span class="sourceLineNo">2746</span><a name="line.2746"></a> |
| <span class="sourceLineNo">2747</span> @Override<a name="line.2747"></a> |
| <span class="sourceLineNo">2748</span> public ServerName getServerName() {<a name="line.2748"></a> |
| <span class="sourceLineNo">2749</span> return this.serverName;<a name="line.2749"></a> |
| <span class="sourceLineNo">2750</span> }<a name="line.2750"></a> |
| <span class="sourceLineNo">2751</span><a name="line.2751"></a> |
| <span class="sourceLineNo">2752</span> @Override<a name="line.2752"></a> |
| <span class="sourceLineNo">2753</span> public AssignmentManager getAssignmentManager() {<a name="line.2753"></a> |
| <span class="sourceLineNo">2754</span> return this.assignmentManager;<a name="line.2754"></a> |
| <span class="sourceLineNo">2755</span> }<a name="line.2755"></a> |
| <span class="sourceLineNo">2756</span><a name="line.2756"></a> |
| <span class="sourceLineNo">2757</span> @Override<a name="line.2757"></a> |
| <span class="sourceLineNo">2758</span> public CatalogJanitor getCatalogJanitor() {<a name="line.2758"></a> |
| <span class="sourceLineNo">2759</span> return this.catalogJanitorChore;<a name="line.2759"></a> |
| <span class="sourceLineNo">2760</span> }<a name="line.2760"></a> |
| <span class="sourceLineNo">2761</span><a name="line.2761"></a> |
| <span class="sourceLineNo">2762</span> public MemoryBoundedLogMessageBuffer getRegionServerFatalLogBuffer() {<a name="line.2762"></a> |
| <span class="sourceLineNo">2763</span> return rsFatals;<a name="line.2763"></a> |
| <span class="sourceLineNo">2764</span> }<a name="line.2764"></a> |
| <span class="sourceLineNo">2765</span><a name="line.2765"></a> |
| <span class="sourceLineNo">2766</span> /**<a name="line.2766"></a> |
| <span class="sourceLineNo">2767</span> * Shutdown the cluster.<a name="line.2767"></a> |
| <span class="sourceLineNo">2768</span> * Master runs a coordinated stop of all RegionServers and then itself.<a name="line.2768"></a> |
| <span class="sourceLineNo">2769</span> */<a name="line.2769"></a> |
| <span class="sourceLineNo">2770</span> public void shutdown() throws IOException {<a name="line.2770"></a> |
| <span class="sourceLineNo">2771</span> if (cpHost != null) {<a name="line.2771"></a> |
| <span class="sourceLineNo">2772</span> cpHost.preShutdown();<a name="line.2772"></a> |
| <span class="sourceLineNo">2773</span> }<a name="line.2773"></a> |
| <span class="sourceLineNo">2774</span> // Tell the servermanager cluster shutdown has been called. This makes it so when Master is<a name="line.2774"></a> |
| <span class="sourceLineNo">2775</span> // last running server, it'll stop itself. Next, we broadcast the cluster shutdown by setting<a name="line.2775"></a> |
| <span class="sourceLineNo">2776</span> // the cluster status as down. RegionServers will notice this change in state and will start<a name="line.2776"></a> |
| <span class="sourceLineNo">2777</span> // shutting themselves down. When last has exited, Master can go down.<a name="line.2777"></a> |
| <span class="sourceLineNo">2778</span> if (this.serverManager != null) {<a name="line.2778"></a> |
| <span class="sourceLineNo">2779</span> this.serverManager.shutdownCluster();<a name="line.2779"></a> |
| <span class="sourceLineNo">2780</span> }<a name="line.2780"></a> |
| <span class="sourceLineNo">2781</span> if (this.clusterStatusTracker != null) {<a name="line.2781"></a> |
| <span class="sourceLineNo">2782</span> try {<a name="line.2782"></a> |
| <span class="sourceLineNo">2783</span> this.clusterStatusTracker.setClusterDown();<a name="line.2783"></a> |
| <span class="sourceLineNo">2784</span> } catch (KeeperException e) {<a name="line.2784"></a> |
| <span class="sourceLineNo">2785</span> LOG.error("ZooKeeper exception trying to set cluster as down in ZK", e);<a name="line.2785"></a> |
| <span class="sourceLineNo">2786</span> }<a name="line.2786"></a> |
| <span class="sourceLineNo">2787</span> }<a name="line.2787"></a> |
| <span class="sourceLineNo">2788</span> // Stop the procedure executor. Will stop any ongoing assign, unassign, server crash etc.,<a name="line.2788"></a> |
| <span class="sourceLineNo">2789</span> // processing so we can go down.<a name="line.2789"></a> |
| <span class="sourceLineNo">2790</span> if (this.procedureExecutor != null) {<a name="line.2790"></a> |
| <span class="sourceLineNo">2791</span> this.procedureExecutor.stop();<a name="line.2791"></a> |
| <span class="sourceLineNo">2792</span> }<a name="line.2792"></a> |
| <span class="sourceLineNo">2793</span> // Shutdown our cluster connection. This will kill any hosted RPCs that might be going on;<a name="line.2793"></a> |
| <span class="sourceLineNo">2794</span> // this is what we want especially if the Master is in startup phase doing call outs to<a name="line.2794"></a> |
| <span class="sourceLineNo">2795</span> // hbase:meta, etc. when cluster is down. Without ths connection close, we'd have to wait on<a name="line.2795"></a> |
| <span class="sourceLineNo">2796</span> // the rpc to timeout.<a name="line.2796"></a> |
| <span class="sourceLineNo">2797</span> if (this.asyncClusterConnection != null) {<a name="line.2797"></a> |
| <span class="sourceLineNo">2798</span> this.asyncClusterConnection.close();<a name="line.2798"></a> |
| <span class="sourceLineNo">2799</span> }<a name="line.2799"></a> |
| <span class="sourceLineNo">2800</span> }<a name="line.2800"></a> |
| <span class="sourceLineNo">2801</span><a name="line.2801"></a> |
| <span class="sourceLineNo">2802</span> public void stopMaster() throws IOException {<a name="line.2802"></a> |
| <span class="sourceLineNo">2803</span> if (cpHost != null) {<a name="line.2803"></a> |
| <span class="sourceLineNo">2804</span> cpHost.preStopMaster();<a name="line.2804"></a> |
| <span class="sourceLineNo">2805</span> }<a name="line.2805"></a> |
| <span class="sourceLineNo">2806</span> stop("Stopped by " + Thread.currentThread().getName());<a name="line.2806"></a> |
| <span class="sourceLineNo">2807</span> }<a name="line.2807"></a> |
| <span class="sourceLineNo">2808</span><a name="line.2808"></a> |
| <span class="sourceLineNo">2809</span> @Override<a name="line.2809"></a> |
| <span class="sourceLineNo">2810</span> public void stop(String msg) {<a name="line.2810"></a> |
| <span class="sourceLineNo">2811</span> if (!isStopped()) {<a name="line.2811"></a> |
| <span class="sourceLineNo">2812</span> super.stop(msg);<a name="line.2812"></a> |
| <span class="sourceLineNo">2813</span> if (this.activeMasterManager != null) {<a name="line.2813"></a> |
| <span class="sourceLineNo">2814</span> this.activeMasterManager.stop();<a name="line.2814"></a> |
| <span class="sourceLineNo">2815</span> }<a name="line.2815"></a> |
| <span class="sourceLineNo">2816</span> }<a name="line.2816"></a> |
| <span class="sourceLineNo">2817</span> }<a name="line.2817"></a> |
| <span class="sourceLineNo">2818</span><a name="line.2818"></a> |
| <span class="sourceLineNo">2819</span> @VisibleForTesting<a name="line.2819"></a> |
| <span class="sourceLineNo">2820</span> protected void checkServiceStarted() throws ServerNotRunningYetException {<a name="line.2820"></a> |
| <span class="sourceLineNo">2821</span> if (!serviceStarted) {<a name="line.2821"></a> |
| <span class="sourceLineNo">2822</span> throw new ServerNotRunningYetException("Server is not running yet");<a name="line.2822"></a> |
| <span class="sourceLineNo">2823</span> }<a name="line.2823"></a> |
| <span class="sourceLineNo">2824</span> }<a name="line.2824"></a> |
| <span class="sourceLineNo">2825</span><a name="line.2825"></a> |
| <span class="sourceLineNo">2826</span> public static class MasterStoppedException extends DoNotRetryIOException {<a name="line.2826"></a> |
| <span class="sourceLineNo">2827</span> MasterStoppedException() {<a name="line.2827"></a> |
| <span class="sourceLineNo">2828</span> super();<a name="line.2828"></a> |
| <span class="sourceLineNo">2829</span> }<a name="line.2829"></a> |
| <span class="sourceLineNo">2830</span> }<a name="line.2830"></a> |
| <span class="sourceLineNo">2831</span><a name="line.2831"></a> |
| <span class="sourceLineNo">2832</span> void checkInitialized() throws PleaseHoldException, ServerNotRunningYetException,<a name="line.2832"></a> |
| <span class="sourceLineNo">2833</span> MasterNotRunningException, MasterStoppedException {<a name="line.2833"></a> |
| <span class="sourceLineNo">2834</span> checkServiceStarted();<a name="line.2834"></a> |
| <span class="sourceLineNo">2835</span> if (!isInitialized()) {<a name="line.2835"></a> |
| <span class="sourceLineNo">2836</span> throw new PleaseHoldException("Master is initializing");<a name="line.2836"></a> |
| <span class="sourceLineNo">2837</span> }<a name="line.2837"></a> |
| <span class="sourceLineNo">2838</span> if (isStopped()) {<a name="line.2838"></a> |
| <span class="sourceLineNo">2839</span> throw new MasterStoppedException();<a name="line.2839"></a> |
| <span class="sourceLineNo">2840</span> }<a name="line.2840"></a> |
| <span class="sourceLineNo">2841</span> }<a name="line.2841"></a> |
| <span class="sourceLineNo">2842</span><a name="line.2842"></a> |
| <span class="sourceLineNo">2843</span> /**<a name="line.2843"></a> |
| <span class="sourceLineNo">2844</span> * Report whether this master is currently the active master or not.<a name="line.2844"></a> |
| <span class="sourceLineNo">2845</span> * If not active master, we are parked on ZK waiting to become active.<a name="line.2845"></a> |
| <span class="sourceLineNo">2846</span> *<a name="line.2846"></a> |
| <span class="sourceLineNo">2847</span> * This method is used for testing.<a name="line.2847"></a> |
| <span class="sourceLineNo">2848</span> *<a name="line.2848"></a> |
| <span class="sourceLineNo">2849</span> * @return true if active master, false if not.<a name="line.2849"></a> |
| <span class="sourceLineNo">2850</span> */<a name="line.2850"></a> |
| <span class="sourceLineNo">2851</span> @Override<a name="line.2851"></a> |
| <span class="sourceLineNo">2852</span> public boolean isActiveMaster() {<a name="line.2852"></a> |
| <span class="sourceLineNo">2853</span> return activeMaster;<a name="line.2853"></a> |
| <span class="sourceLineNo">2854</span> }<a name="line.2854"></a> |
| <span class="sourceLineNo">2855</span><a name="line.2855"></a> |
| <span class="sourceLineNo">2856</span> /**<a name="line.2856"></a> |
| <span class="sourceLineNo">2857</span> * Report whether this master has completed with its initialization and is<a name="line.2857"></a> |
| <span class="sourceLineNo">2858</span> * ready. If ready, the master is also the active master. A standby master<a name="line.2858"></a> |
| <span class="sourceLineNo">2859</span> * is never ready.<a name="line.2859"></a> |
| <span class="sourceLineNo">2860</span> *<a name="line.2860"></a> |
| <span class="sourceLineNo">2861</span> * This method is used for testing.<a name="line.2861"></a> |
| <span class="sourceLineNo">2862</span> *<a name="line.2862"></a> |
| <span class="sourceLineNo">2863</span> * @return true if master is ready to go, false if not.<a name="line.2863"></a> |
| <span class="sourceLineNo">2864</span> */<a name="line.2864"></a> |
| <span class="sourceLineNo">2865</span> @Override<a name="line.2865"></a> |
| <span class="sourceLineNo">2866</span> public boolean isInitialized() {<a name="line.2866"></a> |
| <span class="sourceLineNo">2867</span> return initialized.isReady();<a name="line.2867"></a> |
| <span class="sourceLineNo">2868</span> }<a name="line.2868"></a> |
| <span class="sourceLineNo">2869</span><a name="line.2869"></a> |
| <span class="sourceLineNo">2870</span> /**<a name="line.2870"></a> |
| <span class="sourceLineNo">2871</span> * Report whether this master is in maintenance mode.<a name="line.2871"></a> |
| <span class="sourceLineNo">2872</span> *<a name="line.2872"></a> |
| <span class="sourceLineNo">2873</span> * @return true if master is in maintenanceMode<a name="line.2873"></a> |
| <span class="sourceLineNo">2874</span> */<a name="line.2874"></a> |
| <span class="sourceLineNo">2875</span> @Override<a name="line.2875"></a> |
| <span class="sourceLineNo">2876</span> public boolean isInMaintenanceMode() {<a name="line.2876"></a> |
| <span class="sourceLineNo">2877</span> return maintenanceMode;<a name="line.2877"></a> |
| <span class="sourceLineNo">2878</span> }<a name="line.2878"></a> |
| <span class="sourceLineNo">2879</span><a name="line.2879"></a> |
| <span class="sourceLineNo">2880</span> @VisibleForTesting<a name="line.2880"></a> |
| <span class="sourceLineNo">2881</span> public void setInitialized(boolean isInitialized) {<a name="line.2881"></a> |
| <span class="sourceLineNo">2882</span> procedureExecutor.getEnvironment().setEventReady(initialized, isInitialized);<a name="line.2882"></a> |
| <span class="sourceLineNo">2883</span> }<a name="line.2883"></a> |
| <span class="sourceLineNo">2884</span><a name="line.2884"></a> |
| <span class="sourceLineNo">2885</span> @Override<a name="line.2885"></a> |
| <span class="sourceLineNo">2886</span> public ProcedureEvent<?> getInitializedEvent() {<a name="line.2886"></a> |
| <span class="sourceLineNo">2887</span> return initialized;<a name="line.2887"></a> |
| <span class="sourceLineNo">2888</span> }<a name="line.2888"></a> |
| <span class="sourceLineNo">2889</span><a name="line.2889"></a> |
| <span class="sourceLineNo">2890</span> /**<a name="line.2890"></a> |
| <span class="sourceLineNo">2891</span> * Compute the average load across all region servers.<a name="line.2891"></a> |
| <span class="sourceLineNo">2892</span> * Currently, this uses a very naive computation - just uses the number of<a name="line.2892"></a> |
| <span class="sourceLineNo">2893</span> * regions being served, ignoring stats about number of requests.<a name="line.2893"></a> |
| <span class="sourceLineNo">2894</span> * @return the average load<a name="line.2894"></a> |
| <span class="sourceLineNo">2895</span> */<a name="line.2895"></a> |
| <span class="sourceLineNo">2896</span> public double getAverageLoad() {<a name="line.2896"></a> |
| <span class="sourceLineNo">2897</span> if (this.assignmentManager == null) {<a name="line.2897"></a> |
| <span class="sourceLineNo">2898</span> return 0;<a name="line.2898"></a> |
| <span class="sourceLineNo">2899</span> }<a name="line.2899"></a> |
| <span class="sourceLineNo">2900</span><a name="line.2900"></a> |
| <span class="sourceLineNo">2901</span> RegionStates regionStates = this.assignmentManager.getRegionStates();<a name="line.2901"></a> |
| <span class="sourceLineNo">2902</span> if (regionStates == null) {<a name="line.2902"></a> |
| <span class="sourceLineNo">2903</span> return 0;<a name="line.2903"></a> |
| <span class="sourceLineNo">2904</span> }<a name="line.2904"></a> |
| <span class="sourceLineNo">2905</span> return regionStates.getAverageLoad();<a name="line.2905"></a> |
| <span class="sourceLineNo">2906</span> }<a name="line.2906"></a> |
| <span class="sourceLineNo">2907</span><a name="line.2907"></a> |
| <span class="sourceLineNo">2908</span> /*<a name="line.2908"></a> |
| <span class="sourceLineNo">2909</span> * @return the count of region split plans executed<a name="line.2909"></a> |
| <span class="sourceLineNo">2910</span> */<a name="line.2910"></a> |
| <span class="sourceLineNo">2911</span> public long getSplitPlanCount() {<a name="line.2911"></a> |
| <span class="sourceLineNo">2912</span> return splitPlanCount;<a name="line.2912"></a> |
| <span class="sourceLineNo">2913</span> }<a name="line.2913"></a> |
| <span class="sourceLineNo">2914</span><a name="line.2914"></a> |
| <span class="sourceLineNo">2915</span> /*<a name="line.2915"></a> |
| <span class="sourceLineNo">2916</span> * @return the count of region merge plans executed<a name="line.2916"></a> |
| <span class="sourceLineNo">2917</span> */<a name="line.2917"></a> |
| <span class="sourceLineNo">2918</span> public long getMergePlanCount() {<a name="line.2918"></a> |
| <span class="sourceLineNo">2919</span> return mergePlanCount;<a name="line.2919"></a> |
| <span class="sourceLineNo">2920</span> }<a name="line.2920"></a> |
| <span class="sourceLineNo">2921</span><a name="line.2921"></a> |
| <span class="sourceLineNo">2922</span> @Override<a name="line.2922"></a> |
| <span class="sourceLineNo">2923</span> public boolean registerService(Service instance) {<a name="line.2923"></a> |
| <span class="sourceLineNo">2924</span> /*<a name="line.2924"></a> |
| <span class="sourceLineNo">2925</span> * No stacking of instances is allowed for a single service name<a name="line.2925"></a> |
| <span class="sourceLineNo">2926</span> */<a name="line.2926"></a> |
| <span class="sourceLineNo">2927</span> Descriptors.ServiceDescriptor serviceDesc = instance.getDescriptorForType();<a name="line.2927"></a> |
| <span class="sourceLineNo">2928</span> String serviceName = CoprocessorRpcUtils.getServiceName(serviceDesc);<a name="line.2928"></a> |
| <span class="sourceLineNo">2929</span> if (coprocessorServiceHandlers.containsKey(serviceName)) {<a name="line.2929"></a> |
| <span class="sourceLineNo">2930</span> LOG.error("Coprocessor service "+serviceName+<a name="line.2930"></a> |
| <span class="sourceLineNo">2931</span> " already registered, rejecting request from "+instance<a name="line.2931"></a> |
| <span class="sourceLineNo">2932</span> );<a name="line.2932"></a> |
| <span class="sourceLineNo">2933</span> return false;<a name="line.2933"></a> |
| <span class="sourceLineNo">2934</span> }<a name="line.2934"></a> |
| <span class="sourceLineNo">2935</span><a name="line.2935"></a> |
| <span class="sourceLineNo">2936</span> coprocessorServiceHandlers.put(serviceName, instance);<a name="line.2936"></a> |
| <span class="sourceLineNo">2937</span> if (LOG.isDebugEnabled()) {<a name="line.2937"></a> |
| <span class="sourceLineNo">2938</span> LOG.debug("Registered master coprocessor service: service="+serviceName);<a name="line.2938"></a> |
| <span class="sourceLineNo">2939</span> }<a name="line.2939"></a> |
| <span class="sourceLineNo">2940</span> return true;<a name="line.2940"></a> |
| <span class="sourceLineNo">2941</span> }<a name="line.2941"></a> |
| <span class="sourceLineNo">2942</span><a name="line.2942"></a> |
| <span class="sourceLineNo">2943</span> /**<a name="line.2943"></a> |
| <span class="sourceLineNo">2944</span> * Utility for constructing an instance of the passed HMaster class.<a name="line.2944"></a> |
| <span class="sourceLineNo">2945</span> * @param masterClass<a name="line.2945"></a> |
| <span class="sourceLineNo">2946</span> * @return HMaster instance.<a name="line.2946"></a> |
| <span class="sourceLineNo">2947</span> */<a name="line.2947"></a> |
| <span class="sourceLineNo">2948</span> public static HMaster constructMaster(Class<? extends HMaster> masterClass,<a name="line.2948"></a> |
| <span class="sourceLineNo">2949</span> final Configuration conf) {<a name="line.2949"></a> |
| <span class="sourceLineNo">2950</span> try {<a name="line.2950"></a> |
| <span class="sourceLineNo">2951</span> Constructor<? extends HMaster> c = masterClass.getConstructor(Configuration.class);<a name="line.2951"></a> |
| <span class="sourceLineNo">2952</span> return c.newInstance(conf);<a name="line.2952"></a> |
| <span class="sourceLineNo">2953</span> } catch(Exception e) {<a name="line.2953"></a> |
| <span class="sourceLineNo">2954</span> Throwable error = e;<a name="line.2954"></a> |
| <span class="sourceLineNo">2955</span> if (e instanceof InvocationTargetException &&<a name="line.2955"></a> |
| <span class="sourceLineNo">2956</span> ((InvocationTargetException)e).getTargetException() != null) {<a name="line.2956"></a> |
| <span class="sourceLineNo">2957</span> error = ((InvocationTargetException)e).getTargetException();<a name="line.2957"></a> |
| <span class="sourceLineNo">2958</span> }<a name="line.2958"></a> |
| <span class="sourceLineNo">2959</span> throw new RuntimeException("Failed construction of Master: " + masterClass.toString() + ". "<a name="line.2959"></a> |
| <span class="sourceLineNo">2960</span> , error);<a name="line.2960"></a> |
| <span class="sourceLineNo">2961</span> }<a name="line.2961"></a> |
| <span class="sourceLineNo">2962</span> }<a name="line.2962"></a> |
| <span class="sourceLineNo">2963</span><a name="line.2963"></a> |
| <span class="sourceLineNo">2964</span> /**<a name="line.2964"></a> |
| <span class="sourceLineNo">2965</span> * @see org.apache.hadoop.hbase.master.HMasterCommandLine<a name="line.2965"></a> |
| <span class="sourceLineNo">2966</span> */<a name="line.2966"></a> |
| <span class="sourceLineNo">2967</span> public static void main(String [] args) {<a name="line.2967"></a> |
| <span class="sourceLineNo">2968</span> LOG.info("STARTING service " + HMaster.class.getSimpleName());<a name="line.2968"></a> |
| <span class="sourceLineNo">2969</span> VersionInfo.logVersion();<a name="line.2969"></a> |
| <span class="sourceLineNo">2970</span> new HMasterCommandLine(HMaster.class).doMain(args);<a name="line.2970"></a> |
| <span class="sourceLineNo">2971</span> }<a name="line.2971"></a> |
| <span class="sourceLineNo">2972</span><a name="line.2972"></a> |
| <span class="sourceLineNo">2973</span> public HFileCleaner getHFileCleaner() {<a name="line.2973"></a> |
| <span class="sourceLineNo">2974</span> return this.hfileCleaner;<a name="line.2974"></a> |
| <span class="sourceLineNo">2975</span> }<a name="line.2975"></a> |
| <span class="sourceLineNo">2976</span><a name="line.2976"></a> |
| <span class="sourceLineNo">2977</span> public LogCleaner getLogCleaner() {<a name="line.2977"></a> |
| <span class="sourceLineNo">2978</span> return this.logCleaner;<a name="line.2978"></a> |
| <span class="sourceLineNo">2979</span> }<a name="line.2979"></a> |
| <span class="sourceLineNo">2980</span><a name="line.2980"></a> |
| <span class="sourceLineNo">2981</span> /**<a name="line.2981"></a> |
| <span class="sourceLineNo">2982</span> * @return the underlying snapshot manager<a name="line.2982"></a> |
| <span class="sourceLineNo">2983</span> */<a name="line.2983"></a> |
| <span class="sourceLineNo">2984</span> @Override<a name="line.2984"></a> |
| <span class="sourceLineNo">2985</span> public SnapshotManager getSnapshotManager() {<a name="line.2985"></a> |
| <span class="sourceLineNo">2986</span> return this.snapshotManager;<a name="line.2986"></a> |
| <span class="sourceLineNo">2987</span> }<a name="line.2987"></a> |
| <span class="sourceLineNo">2988</span><a name="line.2988"></a> |
| <span class="sourceLineNo">2989</span> /**<a name="line.2989"></a> |
| <span class="sourceLineNo">2990</span> * @return the underlying MasterProcedureManagerHost<a name="line.2990"></a> |
| <span class="sourceLineNo">2991</span> */<a name="line.2991"></a> |
| <span class="sourceLineNo">2992</span> @Override<a name="line.2992"></a> |
| <span class="sourceLineNo">2993</span> public MasterProcedureManagerHost getMasterProcedureManagerHost() {<a name="line.2993"></a> |
| <span class="sourceLineNo">2994</span> return mpmHost;<a name="line.2994"></a> |
| <span class="sourceLineNo">2995</span> }<a name="line.2995"></a> |
| <span class="sourceLineNo">2996</span><a name="line.2996"></a> |
| <span class="sourceLineNo">2997</span> @Override<a name="line.2997"></a> |
| <span class="sourceLineNo">2998</span> public ClusterSchema getClusterSchema() {<a name="line.2998"></a> |
| <span class="sourceLineNo">2999</span> return this.clusterSchemaService;<a name="line.2999"></a> |
| <span class="sourceLineNo">3000</span> }<a name="line.3000"></a> |
| <span class="sourceLineNo">3001</span><a name="line.3001"></a> |
| <span class="sourceLineNo">3002</span> /**<a name="line.3002"></a> |
| <span class="sourceLineNo">3003</span> * Create a new Namespace.<a name="line.3003"></a> |
| <span class="sourceLineNo">3004</span> * @param namespaceDescriptor descriptor for new Namespace<a name="line.3004"></a> |
| <span class="sourceLineNo">3005</span> * @param nonceGroup Identifier for the source of the request, a client or process.<a name="line.3005"></a> |
| <span class="sourceLineNo">3006</span> * @param nonce A unique identifier for this operation from the client or process identified by<a name="line.3006"></a> |
| <span class="sourceLineNo">3007</span> * <code>nonceGroup</code> (the source must ensure each operation gets a unique id).<a name="line.3007"></a> |
| <span class="sourceLineNo">3008</span> * @return procedure id<a name="line.3008"></a> |
| <span class="sourceLineNo">3009</span> */<a name="line.3009"></a> |
| <span class="sourceLineNo">3010</span> long createNamespace(final NamespaceDescriptor namespaceDescriptor, final long nonceGroup,<a name="line.3010"></a> |
| <span class="sourceLineNo">3011</span> final long nonce) throws IOException {<a name="line.3011"></a> |
| <span class="sourceLineNo">3012</span> checkInitialized();<a name="line.3012"></a> |
| <span class="sourceLineNo">3013</span><a name="line.3013"></a> |
| <span class="sourceLineNo">3014</span> TableName.isLegalNamespaceName(Bytes.toBytes(namespaceDescriptor.getName()));<a name="line.3014"></a> |
| <span class="sourceLineNo">3015</span><a name="line.3015"></a> |
| <span class="sourceLineNo">3016</span> return MasterProcedureUtil.submitProcedure(new MasterProcedureUtil.NonceProcedureRunnable(this,<a name="line.3016"></a> |
| <span class="sourceLineNo">3017</span> nonceGroup, nonce) {<a name="line.3017"></a> |
| <span class="sourceLineNo">3018</span> @Override<a name="line.3018"></a> |
| <span class="sourceLineNo">3019</span> protected void run() throws IOException {<a name="line.3019"></a> |
| <span class="sourceLineNo">3020</span> getMaster().getMasterCoprocessorHost().preCreateNamespace(namespaceDescriptor);<a name="line.3020"></a> |
| <span class="sourceLineNo">3021</span> // We need to wait for the procedure to potentially fail due to "prepare" sanity<a name="line.3021"></a> |
| <span class="sourceLineNo">3022</span> // checks. This will block only the beginning of the procedure. See HBASE-19953.<a name="line.3022"></a> |
| <span class="sourceLineNo">3023</span> ProcedurePrepareLatch latch = ProcedurePrepareLatch.createBlockingLatch();<a name="line.3023"></a> |
| <span class="sourceLineNo">3024</span> LOG.info(getClientIdAuditPrefix() + " creating " + namespaceDescriptor);<a name="line.3024"></a> |
| <span class="sourceLineNo">3025</span> // Execute the operation synchronously - wait for the operation to complete before<a name="line.3025"></a> |
| <span class="sourceLineNo">3026</span> // continuing.<a name="line.3026"></a> |
| <span class="sourceLineNo">3027</span> setProcId(getClusterSchema().createNamespace(namespaceDescriptor, getNonceKey(), latch));<a name="line.3027"></a> |
| <span class="sourceLineNo">3028</span> latch.await();<a name="line.3028"></a> |
| <span class="sourceLineNo">3029</span> getMaster().getMasterCoprocessorHost().postCreateNamespace(namespaceDescriptor);<a name="line.3029"></a> |
| <span class="sourceLineNo">3030</span> }<a name="line.3030"></a> |
| <span class="sourceLineNo">3031</span><a name="line.3031"></a> |
| <span class="sourceLineNo">3032</span> @Override<a name="line.3032"></a> |
| <span class="sourceLineNo">3033</span> protected String getDescription() {<a name="line.3033"></a> |
| <span class="sourceLineNo">3034</span> return "CreateNamespaceProcedure";<a name="line.3034"></a> |
| <span class="sourceLineNo">3035</span> }<a name="line.3035"></a> |
| <span class="sourceLineNo">3036</span> });<a name="line.3036"></a> |
| <span class="sourceLineNo">3037</span> }<a name="line.3037"></a> |
| <span class="sourceLineNo">3038</span><a name="line.3038"></a> |
| <span class="sourceLineNo">3039</span> /**<a name="line.3039"></a> |
| <span class="sourceLineNo">3040</span> * Modify an existing Namespace.<a name="line.3040"></a> |
| <span class="sourceLineNo">3041</span> * @param nonceGroup Identifier for the source of the request, a client or process.<a name="line.3041"></a> |
| <span class="sourceLineNo">3042</span> * @param nonce A unique identifier for this operation from the client or process identified by<a name="line.3042"></a> |
| <span class="sourceLineNo">3043</span> * <code>nonceGroup</code> (the source must ensure each operation gets a unique id).<a name="line.3043"></a> |
| <span class="sourceLineNo">3044</span> * @return procedure id<a name="line.3044"></a> |
| <span class="sourceLineNo">3045</span> */<a name="line.3045"></a> |
| <span class="sourceLineNo">3046</span> long modifyNamespace(final NamespaceDescriptor newNsDescriptor, final long nonceGroup,<a name="line.3046"></a> |
| <span class="sourceLineNo">3047</span> final long nonce) throws IOException {<a name="line.3047"></a> |
| <span class="sourceLineNo">3048</span> checkInitialized();<a name="line.3048"></a> |
| <span class="sourceLineNo">3049</span><a name="line.3049"></a> |
| <span class="sourceLineNo">3050</span> TableName.isLegalNamespaceName(Bytes.toBytes(newNsDescriptor.getName()));<a name="line.3050"></a> |
| <span class="sourceLineNo">3051</span><a name="line.3051"></a> |
| <span class="sourceLineNo">3052</span> return MasterProcedureUtil.submitProcedure(new MasterProcedureUtil.NonceProcedureRunnable(this,<a name="line.3052"></a> |
| <span class="sourceLineNo">3053</span> nonceGroup, nonce) {<a name="line.3053"></a> |
| <span class="sourceLineNo">3054</span> @Override<a name="line.3054"></a> |
| <span class="sourceLineNo">3055</span> protected void run() throws IOException {<a name="line.3055"></a> |
| <span class="sourceLineNo">3056</span> NamespaceDescriptor oldNsDescriptor = getNamespace(newNsDescriptor.getName());<a name="line.3056"></a> |
| <span class="sourceLineNo">3057</span> getMaster().getMasterCoprocessorHost().preModifyNamespace(oldNsDescriptor, newNsDescriptor);<a name="line.3057"></a> |
| <span class="sourceLineNo">3058</span> // We need to wait for the procedure to potentially fail due to "prepare" sanity<a name="line.3058"></a> |
| <span class="sourceLineNo">3059</span> // checks. This will block only the beginning of the procedure. See HBASE-19953.<a name="line.3059"></a> |
| <span class="sourceLineNo">3060</span> ProcedurePrepareLatch latch = ProcedurePrepareLatch.createBlockingLatch();<a name="line.3060"></a> |
| <span class="sourceLineNo">3061</span> LOG.info(getClientIdAuditPrefix() + " modify " + newNsDescriptor);<a name="line.3061"></a> |
| <span class="sourceLineNo">3062</span> // Execute the operation synchronously - wait for the operation to complete before<a name="line.3062"></a> |
| <span class="sourceLineNo">3063</span> // continuing.<a name="line.3063"></a> |
| <span class="sourceLineNo">3064</span> setProcId(getClusterSchema().modifyNamespace(newNsDescriptor, getNonceKey(), latch));<a name="line.3064"></a> |
| <span class="sourceLineNo">3065</span> latch.await();<a name="line.3065"></a> |
| <span class="sourceLineNo">3066</span> getMaster().getMasterCoprocessorHost().postModifyNamespace(oldNsDescriptor,<a name="line.3066"></a> |
| <span class="sourceLineNo">3067</span> newNsDescriptor);<a name="line.3067"></a> |
| <span class="sourceLineNo">3068</span> }<a name="line.3068"></a> |
| <span class="sourceLineNo">3069</span><a name="line.3069"></a> |
| <span class="sourceLineNo">3070</span> @Override<a name="line.3070"></a> |
| <span class="sourceLineNo">3071</span> protected String getDescription() {<a name="line.3071"></a> |
| <span class="sourceLineNo">3072</span> return "ModifyNamespaceProcedure";<a name="line.3072"></a> |
| <span class="sourceLineNo">3073</span> }<a name="line.3073"></a> |
| <span class="sourceLineNo">3074</span> });<a name="line.3074"></a> |
| <span class="sourceLineNo">3075</span> }<a name="line.3075"></a> |
| <span class="sourceLineNo">3076</span><a name="line.3076"></a> |
| <span class="sourceLineNo">3077</span> /**<a name="line.3077"></a> |
| <span class="sourceLineNo">3078</span> * Delete an existing Namespace. Only empty Namespaces (no tables) can be removed.<a name="line.3078"></a> |
| <span class="sourceLineNo">3079</span> * @param nonceGroup Identifier for the source of the request, a client or process.<a name="line.3079"></a> |
| <span class="sourceLineNo">3080</span> * @param nonce A unique identifier for this operation from the client or process identified by<a name="line.3080"></a> |
| <span class="sourceLineNo">3081</span> * <code>nonceGroup</code> (the source must ensure each operation gets a unique id).<a name="line.3081"></a> |
| <span class="sourceLineNo">3082</span> * @return procedure id<a name="line.3082"></a> |
| <span class="sourceLineNo">3083</span> */<a name="line.3083"></a> |
| <span class="sourceLineNo">3084</span> long deleteNamespace(final String name, final long nonceGroup, final long nonce)<a name="line.3084"></a> |
| <span class="sourceLineNo">3085</span> throws IOException {<a name="line.3085"></a> |
| <span class="sourceLineNo">3086</span> checkInitialized();<a name="line.3086"></a> |
| <span class="sourceLineNo">3087</span><a name="line.3087"></a> |
| <span class="sourceLineNo">3088</span> return MasterProcedureUtil.submitProcedure(new MasterProcedureUtil.NonceProcedureRunnable(this,<a name="line.3088"></a> |
| <span class="sourceLineNo">3089</span> nonceGroup, nonce) {<a name="line.3089"></a> |
| <span class="sourceLineNo">3090</span> @Override<a name="line.3090"></a> |
| <span class="sourceLineNo">3091</span> protected void run() throws IOException {<a name="line.3091"></a> |
| <span class="sourceLineNo">3092</span> getMaster().getMasterCoprocessorHost().preDeleteNamespace(name);<a name="line.3092"></a> |
| <span class="sourceLineNo">3093</span> LOG.info(getClientIdAuditPrefix() + " delete " + name);<a name="line.3093"></a> |
| <span class="sourceLineNo">3094</span> // Execute the operation synchronously - wait for the operation to complete before<a name="line.3094"></a> |
| <span class="sourceLineNo">3095</span> // continuing.<a name="line.3095"></a> |
| <span class="sourceLineNo">3096</span> //<a name="line.3096"></a> |
| <span class="sourceLineNo">3097</span> // We need to wait for the procedure to potentially fail due to "prepare" sanity<a name="line.3097"></a> |
| <span class="sourceLineNo">3098</span> // checks. This will block only the beginning of the procedure. See HBASE-19953.<a name="line.3098"></a> |
| <span class="sourceLineNo">3099</span> ProcedurePrepareLatch latch = ProcedurePrepareLatch.createBlockingLatch();<a name="line.3099"></a> |
| <span class="sourceLineNo">3100</span> setProcId(submitProcedure(<a name="line.3100"></a> |
| <span class="sourceLineNo">3101</span> new DeleteNamespaceProcedure(procedureExecutor.getEnvironment(), name, latch)));<a name="line.3101"></a> |
| <span class="sourceLineNo">3102</span> latch.await();<a name="line.3102"></a> |
| <span class="sourceLineNo">3103</span> // Will not be invoked in the face of Exception thrown by the Procedure's execution<a name="line.3103"></a> |
| <span class="sourceLineNo">3104</span> getMaster().getMasterCoprocessorHost().postDeleteNamespace(name);<a name="line.3104"></a> |
| <span class="sourceLineNo">3105</span> }<a name="line.3105"></a> |
| <span class="sourceLineNo">3106</span><a name="line.3106"></a> |
| <span class="sourceLineNo">3107</span> @Override<a name="line.3107"></a> |
| <span class="sourceLineNo">3108</span> protected String getDescription() {<a name="line.3108"></a> |
| <span class="sourceLineNo">3109</span> return "DeleteNamespaceProcedure";<a name="line.3109"></a> |
| <span class="sourceLineNo">3110</span> }<a name="line.3110"></a> |
| <span class="sourceLineNo">3111</span> });<a name="line.3111"></a> |
| <span class="sourceLineNo">3112</span> }<a name="line.3112"></a> |
| <span class="sourceLineNo">3113</span><a name="line.3113"></a> |
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| <span class="sourceLineNo">3118</span> */<a name="line.3118"></a> |
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| <span class="sourceLineNo">3120</span> checkInitialized();<a name="line.3120"></a> |
| <span class="sourceLineNo">3121</span> if (this.cpHost != null) this.cpHost.preGetNamespaceDescriptor(name);<a name="line.3121"></a> |
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| <span class="sourceLineNo">3127</span> /**<a name="line.3127"></a> |
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| <span class="sourceLineNo">3130</span> */<a name="line.3130"></a> |
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| <span class="sourceLineNo">3144</span> /**<a name="line.3144"></a> |
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| <span class="sourceLineNo">3151</span> if (cpHost != null) {<a name="line.3151"></a> |
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| <span class="sourceLineNo">3155</span> namespaces.add(namespace.getName());<a name="line.3155"></a> |
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| <span class="sourceLineNo">3157</span> if (cpHost != null) {<a name="line.3157"></a> |
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| <span class="sourceLineNo">3161</span> }<a name="line.3161"></a> |
| <span class="sourceLineNo">3162</span><a name="line.3162"></a> |
| <span class="sourceLineNo">3163</span> @Override<a name="line.3163"></a> |
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| <span class="sourceLineNo">3165</span> checkInitialized();<a name="line.3165"></a> |
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| <span class="sourceLineNo">3169</span> @Override<a name="line.3169"></a> |
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| <span class="sourceLineNo">3171</span> checkInitialized();<a name="line.3171"></a> |
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| <span class="sourceLineNo">3174</span><a name="line.3174"></a> |
| <span class="sourceLineNo">3175</span> @Override<a name="line.3175"></a> |
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| <span class="sourceLineNo">3178</span> if (cpHost != null) {<a name="line.3178"></a> |
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| <span class="sourceLineNo">3210</span> cpHost.preGetLocks();<a name="line.3210"></a> |
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| <span class="sourceLineNo">3227</span> * @param namespace the namespace to query, or null if querying for all<a name="line.3227"></a> |
| <span class="sourceLineNo">3228</span> * @param regex The regular expression to match against, or null if querying for all<a name="line.3228"></a> |
| <span class="sourceLineNo">3229</span> * @param tableNameList the list of table names, or null if querying for all<a name="line.3229"></a> |
| <span class="sourceLineNo">3230</span> * @param includeSysTables False to match only against userspace tables<a name="line.3230"></a> |
| <span class="sourceLineNo">3231</span> * @return the list of table descriptors<a name="line.3231"></a> |
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| <span class="sourceLineNo">3250</span> * @param namespace the namespace to query, or null if querying for all<a name="line.3250"></a> |
| <span class="sourceLineNo">3251</span> * @param includeSysTables False to match only against userspace tables<a name="line.3251"></a> |
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| <span class="sourceLineNo">3258</span> cpHost.preGetTableNames(htds, regex);<a name="line.3258"></a> |
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| <span class="sourceLineNo">3261</span> if (cpHost != null) {<a name="line.3261"></a> |
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| <span class="sourceLineNo">3268</span><a name="line.3268"></a> |
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| <span class="sourceLineNo">3271</span> * tables, etc.<a name="line.3271"></a> |
| <span class="sourceLineNo">3272</span> * @throws IOException<a name="line.3272"></a> |
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| <span class="sourceLineNo">3279</span> // request for all TableDescriptors<a name="line.3279"></a> |
| <span class="sourceLineNo">3280</span> Collection<TableDescriptor> allHtds;<a name="line.3280"></a> |
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| <span class="sourceLineNo">3282</span> // Do a check on the namespace existence. Will fail if does not exist.<a name="line.3282"></a> |
| <span class="sourceLineNo">3283</span> this.clusterSchemaService.getNamespace(namespace);<a name="line.3283"></a> |
| <span class="sourceLineNo">3284</span> allHtds = tableDescriptors.getByNamespace(namespace).values();<a name="line.3284"></a> |
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| <span class="sourceLineNo">3289</span> if (tableStateManager.isTablePresent(desc.getTableName())<a name="line.3289"></a> |
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| <span class="sourceLineNo">3295</span> for (TableName s: tableNameList) {<a name="line.3295"></a> |
| <span class="sourceLineNo">3296</span> if (tableStateManager.isTablePresent(s)) {<a name="line.3296"></a> |
| <span class="sourceLineNo">3297</span> TableDescriptor desc = tableDescriptors.get(s);<a name="line.3297"></a> |
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| <span class="sourceLineNo">3299</span> htds.add(desc);<a name="line.3299"></a> |
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| <span class="sourceLineNo">3301</span> }<a name="line.3301"></a> |
| <span class="sourceLineNo">3302</span> }<a name="line.3302"></a> |
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| <span class="sourceLineNo">3304</span><a name="line.3304"></a> |
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| <span class="sourceLineNo">3310</span> /**<a name="line.3310"></a> |
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| <span class="sourceLineNo">3331</span><a name="line.3331"></a> |
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| <span class="sourceLineNo">3337</span><a name="line.3337"></a> |
| <span class="sourceLineNo">3338</span> @Override<a name="line.3338"></a> |
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| <span class="sourceLineNo">3341</span> .getLastMajorCompactionTimestamp(regionName);<a name="line.3341"></a> |
| <span class="sourceLineNo">3342</span> }<a name="line.3342"></a> |
| <span class="sourceLineNo">3343</span><a name="line.3343"></a> |
| <span class="sourceLineNo">3344</span> /**<a name="line.3344"></a> |
| <span class="sourceLineNo">3345</span> * Gets the mob file compaction state for a specific table.<a name="line.3345"></a> |
| <span class="sourceLineNo">3346</span> * Whether all the mob files are selected is known during the compaction execution, but<a name="line.3346"></a> |
| <span class="sourceLineNo">3347</span> * the statistic is done just before compaction starts, it is hard to know the compaction<a name="line.3347"></a> |
| <span class="sourceLineNo">3348</span> * type at that time, so the rough statistics are chosen for the mob file compaction. Only two<a name="line.3348"></a> |
| <span class="sourceLineNo">3349</span> * compaction states are available, CompactionState.MAJOR_AND_MINOR and CompactionState.NONE.<a name="line.3349"></a> |
| <span class="sourceLineNo">3350</span> * @param tableName The current table name.<a name="line.3350"></a> |
| <span class="sourceLineNo">3351</span> * @return If a given table is in mob file compaction now.<a name="line.3351"></a> |
| <span class="sourceLineNo">3352</span> */<a name="line.3352"></a> |
| <span class="sourceLineNo">3353</span> public CompactionState getMobCompactionState(TableName tableName) {<a name="line.3353"></a> |
| <span class="sourceLineNo">3354</span> AtomicInteger compactionsCount = mobCompactionStates.get(tableName);<a name="line.3354"></a> |
| <span class="sourceLineNo">3355</span> if (compactionsCount != null && compactionsCount.get() != 0) {<a name="line.3355"></a> |
| <span class="sourceLineNo">3356</span> return CompactionState.MAJOR_AND_MINOR;<a name="line.3356"></a> |
| <span class="sourceLineNo">3357</span> }<a name="line.3357"></a> |
| <span class="sourceLineNo">3358</span> return CompactionState.NONE;<a name="line.3358"></a> |
| <span class="sourceLineNo">3359</span> }<a name="line.3359"></a> |
| <span class="sourceLineNo">3360</span><a name="line.3360"></a> |
| <span class="sourceLineNo">3361</span> public void reportMobCompactionStart(TableName tableName) throws IOException {<a name="line.3361"></a> |
| <span class="sourceLineNo">3362</span> IdLock.Entry lockEntry = null;<a name="line.3362"></a> |
| <span class="sourceLineNo">3363</span> try {<a name="line.3363"></a> |
| <span class="sourceLineNo">3364</span> lockEntry = mobCompactionLock.getLockEntry(tableName.hashCode());<a name="line.3364"></a> |
| <span class="sourceLineNo">3365</span> AtomicInteger compactionsCount = mobCompactionStates.get(tableName);<a name="line.3365"></a> |
| <span class="sourceLineNo">3366</span> if (compactionsCount == null) {<a name="line.3366"></a> |
| <span class="sourceLineNo">3367</span> compactionsCount = new AtomicInteger(0);<a name="line.3367"></a> |
| <span class="sourceLineNo">3368</span> mobCompactionStates.put(tableName, compactionsCount);<a name="line.3368"></a> |
| <span class="sourceLineNo">3369</span> }<a name="line.3369"></a> |
| <span class="sourceLineNo">3370</span> compactionsCount.incrementAndGet();<a name="line.3370"></a> |
| <span class="sourceLineNo">3371</span> } finally {<a name="line.3371"></a> |
| <span class="sourceLineNo">3372</span> if (lockEntry != null) {<a name="line.3372"></a> |
| <span class="sourceLineNo">3373</span> mobCompactionLock.releaseLockEntry(lockEntry);<a name="line.3373"></a> |
| <span class="sourceLineNo">3374</span> }<a name="line.3374"></a> |
| <span class="sourceLineNo">3375</span> }<a name="line.3375"></a> |
| <span class="sourceLineNo">3376</span> }<a name="line.3376"></a> |
| <span class="sourceLineNo">3377</span><a name="line.3377"></a> |
| <span class="sourceLineNo">3378</span> public void reportMobCompactionEnd(TableName tableName) throws IOException {<a name="line.3378"></a> |
| <span class="sourceLineNo">3379</span> IdLock.Entry lockEntry = null;<a name="line.3379"></a> |
| <span class="sourceLineNo">3380</span> try {<a name="line.3380"></a> |
| <span class="sourceLineNo">3381</span> lockEntry = mobCompactionLock.getLockEntry(tableName.hashCode());<a name="line.3381"></a> |
| <span class="sourceLineNo">3382</span> AtomicInteger compactionsCount = mobCompactionStates.get(tableName);<a name="line.3382"></a> |
| <span class="sourceLineNo">3383</span> if (compactionsCount != null) {<a name="line.3383"></a> |
| <span class="sourceLineNo">3384</span> int count = compactionsCount.decrementAndGet();<a name="line.3384"></a> |
| <span class="sourceLineNo">3385</span> // remove the entry if the count is 0.<a name="line.3385"></a> |
| <span class="sourceLineNo">3386</span> if (count == 0) {<a name="line.3386"></a> |
| <span class="sourceLineNo">3387</span> mobCompactionStates.remove(tableName);<a name="line.3387"></a> |
| <span class="sourceLineNo">3388</span> }<a name="line.3388"></a> |
| <span class="sourceLineNo">3389</span> }<a name="line.3389"></a> |
| <span class="sourceLineNo">3390</span> } finally {<a name="line.3390"></a> |
| <span class="sourceLineNo">3391</span> if (lockEntry != null) {<a name="line.3391"></a> |
| <span class="sourceLineNo">3392</span> mobCompactionLock.releaseLockEntry(lockEntry);<a name="line.3392"></a> |
| <span class="sourceLineNo">3393</span> }<a name="line.3393"></a> |
| <span class="sourceLineNo">3394</span> }<a name="line.3394"></a> |
| <span class="sourceLineNo">3395</span> }<a name="line.3395"></a> |
| <span class="sourceLineNo">3396</span><a name="line.3396"></a> |
| <span class="sourceLineNo">3397</span> /**<a name="line.3397"></a> |
| <span class="sourceLineNo">3398</span> * Requests mob compaction.<a name="line.3398"></a> |
| <span class="sourceLineNo">3399</span> * @param tableName The table the compact.<a name="line.3399"></a> |
| <span class="sourceLineNo">3400</span> * @param columns The compacted columns.<a name="line.3400"></a> |
| <span class="sourceLineNo">3401</span> * @param allFiles Whether add all mob files into the compaction.<a name="line.3401"></a> |
| <span class="sourceLineNo">3402</span> */<a name="line.3402"></a> |
| <span class="sourceLineNo">3403</span> public void requestMobCompaction(TableName tableName,<a name="line.3403"></a> |
| <span class="sourceLineNo">3404</span> List<ColumnFamilyDescriptor> columns, boolean allFiles) throws IOException {<a name="line.3404"></a> |
| <span class="sourceLineNo">3405</span> mobCompactThread.requestMobCompaction(conf, fs, tableName, columns, allFiles);<a name="line.3405"></a> |
| <span class="sourceLineNo">3406</span> }<a name="line.3406"></a> |
| <span class="sourceLineNo">3407</span><a name="line.3407"></a> |
| <span class="sourceLineNo">3408</span> /**<a name="line.3408"></a> |
| <span class="sourceLineNo">3409</span> * Queries the state of the {@link LoadBalancerTracker}. If the balancer is not initialized,<a name="line.3409"></a> |
| <span class="sourceLineNo">3410</span> * false is returned.<a name="line.3410"></a> |
| <span class="sourceLineNo">3411</span> *<a name="line.3411"></a> |
| <span class="sourceLineNo">3412</span> * @return The state of the load balancer, or false if the load balancer isn't defined.<a name="line.3412"></a> |
| <span class="sourceLineNo">3413</span> */<a name="line.3413"></a> |
| <span class="sourceLineNo">3414</span> public boolean isBalancerOn() {<a name="line.3414"></a> |
| <span class="sourceLineNo">3415</span> return !isInMaintenanceMode()<a name="line.3415"></a> |
| <span class="sourceLineNo">3416</span> && loadBalancerTracker != null<a name="line.3416"></a> |
| <span class="sourceLineNo">3417</span> && loadBalancerTracker.isBalancerOn();<a name="line.3417"></a> |
| <span class="sourceLineNo">3418</span> }<a name="line.3418"></a> |
| <span class="sourceLineNo">3419</span><a name="line.3419"></a> |
| <span class="sourceLineNo">3420</span> /**<a name="line.3420"></a> |
| <span class="sourceLineNo">3421</span> * Queries the state of the {@link RegionNormalizerTracker}. If it's not initialized,<a name="line.3421"></a> |
| <span class="sourceLineNo">3422</span> * false is returned.<a name="line.3422"></a> |
| <span class="sourceLineNo">3423</span> */<a name="line.3423"></a> |
| <span class="sourceLineNo">3424</span> public boolean isNormalizerOn() {<a name="line.3424"></a> |
| <span class="sourceLineNo">3425</span> return !isInMaintenanceMode()<a name="line.3425"></a> |
| <span class="sourceLineNo">3426</span> && regionNormalizerTracker != null<a name="line.3426"></a> |
| <span class="sourceLineNo">3427</span> && regionNormalizerTracker.isNormalizerOn();<a name="line.3427"></a> |
| <span class="sourceLineNo">3428</span> }<a name="line.3428"></a> |
| <span class="sourceLineNo">3429</span><a name="line.3429"></a> |
| <span class="sourceLineNo">3430</span> /**<a name="line.3430"></a> |
| <span class="sourceLineNo">3431</span> * Queries the state of the {@link SplitOrMergeTracker}. If it is not initialized,<a name="line.3431"></a> |
| <span class="sourceLineNo">3432</span> * false is returned. If switchType is illegal, false will return.<a name="line.3432"></a> |
| <span class="sourceLineNo">3433</span> * @param switchType see {@link org.apache.hadoop.hbase.client.MasterSwitchType}<a name="line.3433"></a> |
| <span class="sourceLineNo">3434</span> * @return The state of the switch<a name="line.3434"></a> |
| <span class="sourceLineNo">3435</span> */<a name="line.3435"></a> |
| <span class="sourceLineNo">3436</span> @Override<a name="line.3436"></a> |
| <span class="sourceLineNo">3437</span> public boolean isSplitOrMergeEnabled(MasterSwitchType switchType) {<a name="line.3437"></a> |
| <span class="sourceLineNo">3438</span> return !isInMaintenanceMode()<a name="line.3438"></a> |
| <span class="sourceLineNo">3439</span> && splitOrMergeTracker != null<a name="line.3439"></a> |
| <span class="sourceLineNo">3440</span> && splitOrMergeTracker.isSplitOrMergeEnabled(switchType);<a name="line.3440"></a> |
| <span class="sourceLineNo">3441</span> }<a name="line.3441"></a> |
| <span class="sourceLineNo">3442</span><a name="line.3442"></a> |
| <span class="sourceLineNo">3443</span> /**<a name="line.3443"></a> |
| <span class="sourceLineNo">3444</span> * Fetch the configured {@link LoadBalancer} class name. If none is set, a default is returned.<a name="line.3444"></a> |
| <span class="sourceLineNo">3445</span> *<a name="line.3445"></a> |
| <span class="sourceLineNo">3446</span> * @return The name of the {@link LoadBalancer} in use.<a name="line.3446"></a> |
| <span class="sourceLineNo">3447</span> */<a name="line.3447"></a> |
| <span class="sourceLineNo">3448</span> public String getLoadBalancerClassName() {<a name="line.3448"></a> |
| <span class="sourceLineNo">3449</span> return conf.get(HConstants.HBASE_MASTER_LOADBALANCER_CLASS, LoadBalancerFactory<a name="line.3449"></a> |
| <span class="sourceLineNo">3450</span> .getDefaultLoadBalancerClass().getName());<a name="line.3450"></a> |
| <span class="sourceLineNo">3451</span> }<a name="line.3451"></a> |
| <span class="sourceLineNo">3452</span><a name="line.3452"></a> |
| <span class="sourceLineNo">3453</span> /**<a name="line.3453"></a> |
| <span class="sourceLineNo">3454</span> * @return RegionNormalizerTracker instance<a name="line.3454"></a> |
| <span class="sourceLineNo">3455</span> */<a name="line.3455"></a> |
| <span class="sourceLineNo">3456</span> public RegionNormalizerTracker getRegionNormalizerTracker() {<a name="line.3456"></a> |
| <span class="sourceLineNo">3457</span> return regionNormalizerTracker;<a name="line.3457"></a> |
| <span class="sourceLineNo">3458</span> }<a name="line.3458"></a> |
| <span class="sourceLineNo">3459</span><a name="line.3459"></a> |
| <span class="sourceLineNo">3460</span> public SplitOrMergeTracker getSplitOrMergeTracker() {<a name="line.3460"></a> |
| <span class="sourceLineNo">3461</span> return splitOrMergeTracker;<a name="line.3461"></a> |
| <span class="sourceLineNo">3462</span> }<a name="line.3462"></a> |
| <span class="sourceLineNo">3463</span><a name="line.3463"></a> |
| <span class="sourceLineNo">3464</span> @Override<a name="line.3464"></a> |
| <span class="sourceLineNo">3465</span> public LoadBalancer getLoadBalancer() {<a name="line.3465"></a> |
| <span class="sourceLineNo">3466</span> return balancer;<a name="line.3466"></a> |
| <span class="sourceLineNo">3467</span> }<a name="line.3467"></a> |
| <span class="sourceLineNo">3468</span><a name="line.3468"></a> |
| <span class="sourceLineNo">3469</span> @Override<a name="line.3469"></a> |
| <span class="sourceLineNo">3470</span> public FavoredNodesManager getFavoredNodesManager() {<a name="line.3470"></a> |
| <span class="sourceLineNo">3471</span> return favoredNodesManager;<a name="line.3471"></a> |
| <span class="sourceLineNo">3472</span> }<a name="line.3472"></a> |
| <span class="sourceLineNo">3473</span><a name="line.3473"></a> |
| <span class="sourceLineNo">3474</span> private long executePeerProcedure(AbstractPeerProcedure<?> procedure) throws IOException {<a name="line.3474"></a> |
| <span class="sourceLineNo">3475</span> long procId = procedureExecutor.submitProcedure(procedure);<a name="line.3475"></a> |
| <span class="sourceLineNo">3476</span> procedure.getLatch().await();<a name="line.3476"></a> |
| <span class="sourceLineNo">3477</span> return procId;<a name="line.3477"></a> |
| <span class="sourceLineNo">3478</span> }<a name="line.3478"></a> |
| <span class="sourceLineNo">3479</span><a name="line.3479"></a> |
| <span class="sourceLineNo">3480</span> @Override<a name="line.3480"></a> |
| <span class="sourceLineNo">3481</span> public long addReplicationPeer(String peerId, ReplicationPeerConfig peerConfig, boolean enabled)<a name="line.3481"></a> |
| <span class="sourceLineNo">3482</span> throws ReplicationException, IOException {<a name="line.3482"></a> |
| <span class="sourceLineNo">3483</span> LOG.info(getClientIdAuditPrefix() + " creating replication peer, id=" + peerId + ", config=" +<a name="line.3483"></a> |
| <span class="sourceLineNo">3484</span> peerConfig + ", state=" + (enabled ? "ENABLED" : "DISABLED"));<a name="line.3484"></a> |
| <span class="sourceLineNo">3485</span> return executePeerProcedure(new AddPeerProcedure(peerId, peerConfig, enabled));<a name="line.3485"></a> |
| <span class="sourceLineNo">3486</span> }<a name="line.3486"></a> |
| <span class="sourceLineNo">3487</span><a name="line.3487"></a> |
| <span class="sourceLineNo">3488</span> @Override<a name="line.3488"></a> |
| <span class="sourceLineNo">3489</span> public long removeReplicationPeer(String peerId) throws ReplicationException, IOException {<a name="line.3489"></a> |
| <span class="sourceLineNo">3490</span> LOG.info(getClientIdAuditPrefix() + " removing replication peer, id=" + peerId);<a name="line.3490"></a> |
| <span class="sourceLineNo">3491</span> return executePeerProcedure(new RemovePeerProcedure(peerId));<a name="line.3491"></a> |
| <span class="sourceLineNo">3492</span> }<a name="line.3492"></a> |
| <span class="sourceLineNo">3493</span><a name="line.3493"></a> |
| <span class="sourceLineNo">3494</span> @Override<a name="line.3494"></a> |
| <span class="sourceLineNo">3495</span> public long enableReplicationPeer(String peerId) throws ReplicationException, IOException {<a name="line.3495"></a> |
| <span class="sourceLineNo">3496</span> LOG.info(getClientIdAuditPrefix() + " enable replication peer, id=" + peerId);<a name="line.3496"></a> |
| <span class="sourceLineNo">3497</span> return executePeerProcedure(new EnablePeerProcedure(peerId));<a name="line.3497"></a> |
| <span class="sourceLineNo">3498</span> }<a name="line.3498"></a> |
| <span class="sourceLineNo">3499</span><a name="line.3499"></a> |
| <span class="sourceLineNo">3500</span> @Override<a name="line.3500"></a> |
| <span class="sourceLineNo">3501</span> public long disableReplicationPeer(String peerId) throws ReplicationException, IOException {<a name="line.3501"></a> |
| <span class="sourceLineNo">3502</span> LOG.info(getClientIdAuditPrefix() + " disable replication peer, id=" + peerId);<a name="line.3502"></a> |
| <span class="sourceLineNo">3503</span> return executePeerProcedure(new DisablePeerProcedure(peerId));<a name="line.3503"></a> |
| <span class="sourceLineNo">3504</span> }<a name="line.3504"></a> |
| <span class="sourceLineNo">3505</span><a name="line.3505"></a> |
| <span class="sourceLineNo">3506</span> @Override<a name="line.3506"></a> |
| <span class="sourceLineNo">3507</span> public ReplicationPeerConfig getReplicationPeerConfig(String peerId)<a name="line.3507"></a> |
| <span class="sourceLineNo">3508</span> throws ReplicationException, IOException {<a name="line.3508"></a> |
| <span class="sourceLineNo">3509</span> if (cpHost != null) {<a name="line.3509"></a> |
| <span class="sourceLineNo">3510</span> cpHost.preGetReplicationPeerConfig(peerId);<a name="line.3510"></a> |
| <span class="sourceLineNo">3511</span> }<a name="line.3511"></a> |
| <span class="sourceLineNo">3512</span> LOG.info(getClientIdAuditPrefix() + " get replication peer config, id=" + peerId);<a name="line.3512"></a> |
| <span class="sourceLineNo">3513</span> ReplicationPeerConfig peerConfig = this.replicationPeerManager.getPeerConfig(peerId)<a name="line.3513"></a> |
| <span class="sourceLineNo">3514</span> .orElseThrow(() -> new ReplicationPeerNotFoundException(peerId));<a name="line.3514"></a> |
| <span class="sourceLineNo">3515</span> if (cpHost != null) {<a name="line.3515"></a> |
| <span class="sourceLineNo">3516</span> cpHost.postGetReplicationPeerConfig(peerId);<a name="line.3516"></a> |
| <span class="sourceLineNo">3517</span> }<a name="line.3517"></a> |
| <span class="sourceLineNo">3518</span> return peerConfig;<a name="line.3518"></a> |
| <span class="sourceLineNo">3519</span> }<a name="line.3519"></a> |
| <span class="sourceLineNo">3520</span><a name="line.3520"></a> |
| <span class="sourceLineNo">3521</span> @Override<a name="line.3521"></a> |
| <span class="sourceLineNo">3522</span> public long updateReplicationPeerConfig(String peerId, ReplicationPeerConfig peerConfig)<a name="line.3522"></a> |
| <span class="sourceLineNo">3523</span> throws ReplicationException, IOException {<a name="line.3523"></a> |
| <span class="sourceLineNo">3524</span> LOG.info(getClientIdAuditPrefix() + " update replication peer config, id=" + peerId +<a name="line.3524"></a> |
| <span class="sourceLineNo">3525</span> ", config=" + peerConfig);<a name="line.3525"></a> |
| <span class="sourceLineNo">3526</span> return executePeerProcedure(new UpdatePeerConfigProcedure(peerId, peerConfig));<a name="line.3526"></a> |
| <span class="sourceLineNo">3527</span> }<a name="line.3527"></a> |
| <span class="sourceLineNo">3528</span><a name="line.3528"></a> |
| <span class="sourceLineNo">3529</span> @Override<a name="line.3529"></a> |
| <span class="sourceLineNo">3530</span> public List<ReplicationPeerDescription> listReplicationPeers(String regex)<a name="line.3530"></a> |
| <span class="sourceLineNo">3531</span> throws ReplicationException, IOException {<a name="line.3531"></a> |
| <span class="sourceLineNo">3532</span> if (cpHost != null) {<a name="line.3532"></a> |
| <span class="sourceLineNo">3533</span> cpHost.preListReplicationPeers(regex);<a name="line.3533"></a> |
| <span class="sourceLineNo">3534</span> }<a name="line.3534"></a> |
| <span class="sourceLineNo">3535</span> LOG.info(getClientIdAuditPrefix() + " list replication peers, regex=" + regex);<a name="line.3535"></a> |
| <span class="sourceLineNo">3536</span> Pattern pattern = regex == null ? null : Pattern.compile(regex);<a name="line.3536"></a> |
| <span class="sourceLineNo">3537</span> List<ReplicationPeerDescription> peers =<a name="line.3537"></a> |
| <span class="sourceLineNo">3538</span> this.replicationPeerManager.listPeers(pattern);<a name="line.3538"></a> |
| <span class="sourceLineNo">3539</span> if (cpHost != null) {<a name="line.3539"></a> |
| <span class="sourceLineNo">3540</span> cpHost.postListReplicationPeers(regex);<a name="line.3540"></a> |
| <span class="sourceLineNo">3541</span> }<a name="line.3541"></a> |
| <span class="sourceLineNo">3542</span> return peers;<a name="line.3542"></a> |
| <span class="sourceLineNo">3543</span> }<a name="line.3543"></a> |
| <span class="sourceLineNo">3544</span><a name="line.3544"></a> |
| <span class="sourceLineNo">3545</span> @Override<a name="line.3545"></a> |
| <span class="sourceLineNo">3546</span> public long transitReplicationPeerSyncReplicationState(String peerId, SyncReplicationState state)<a name="line.3546"></a> |
| <span class="sourceLineNo">3547</span> throws ReplicationException, IOException {<a name="line.3547"></a> |
| <span class="sourceLineNo">3548</span> LOG.info(<a name="line.3548"></a> |
| <span class="sourceLineNo">3549</span> getClientIdAuditPrefix() +<a name="line.3549"></a> |
| <span class="sourceLineNo">3550</span> " transit current cluster state to {} in a synchronous replication peer id={}",<a name="line.3550"></a> |
| <span class="sourceLineNo">3551</span> state, peerId);<a name="line.3551"></a> |
| <span class="sourceLineNo">3552</span> return executePeerProcedure(new TransitPeerSyncReplicationStateProcedure(peerId, state));<a name="line.3552"></a> |
| <span class="sourceLineNo">3553</span> }<a name="line.3553"></a> |
| <span class="sourceLineNo">3554</span><a name="line.3554"></a> |
| <span class="sourceLineNo">3555</span> /**<a name="line.3555"></a> |
| <span class="sourceLineNo">3556</span> * Mark region server(s) as decommissioned (previously called 'draining') to prevent additional<a name="line.3556"></a> |
| <span class="sourceLineNo">3557</span> * regions from getting assigned to them. Also unload the regions on the servers asynchronously.0<a name="line.3557"></a> |
| <span class="sourceLineNo">3558</span> * @param servers Region servers to decommission.<a name="line.3558"></a> |
| <span class="sourceLineNo">3559</span> */<a name="line.3559"></a> |
| <span class="sourceLineNo">3560</span> public void decommissionRegionServers(final List<ServerName> servers, final boolean offload)<a name="line.3560"></a> |
| <span class="sourceLineNo">3561</span> throws HBaseIOException {<a name="line.3561"></a> |
| <span class="sourceLineNo">3562</span> List<ServerName> serversAdded = new ArrayList<>(servers.size());<a name="line.3562"></a> |
| <span class="sourceLineNo">3563</span> // Place the decommission marker first.<a name="line.3563"></a> |
| <span class="sourceLineNo">3564</span> String parentZnode = getZooKeeper().getZNodePaths().drainingZNode;<a name="line.3564"></a> |
| <span class="sourceLineNo">3565</span> for (ServerName server : servers) {<a name="line.3565"></a> |
| <span class="sourceLineNo">3566</span> try {<a name="line.3566"></a> |
| <span class="sourceLineNo">3567</span> String node = ZNodePaths.joinZNode(parentZnode, server.getServerName());<a name="line.3567"></a> |
| <span class="sourceLineNo">3568</span> ZKUtil.createAndFailSilent(getZooKeeper(), node);<a name="line.3568"></a> |
| <span class="sourceLineNo">3569</span> } catch (KeeperException ke) {<a name="line.3569"></a> |
| <span class="sourceLineNo">3570</span> throw new HBaseIOException(<a name="line.3570"></a> |
| <span class="sourceLineNo">3571</span> this.zooKeeper.prefix("Unable to decommission '" + server.getServerName() + "'."), ke);<a name="line.3571"></a> |
| <span class="sourceLineNo">3572</span> }<a name="line.3572"></a> |
| <span class="sourceLineNo">3573</span> if (this.serverManager.addServerToDrainList(server)) {<a name="line.3573"></a> |
| <span class="sourceLineNo">3574</span> serversAdded.add(server);<a name="line.3574"></a> |
| <span class="sourceLineNo">3575</span> }<a name="line.3575"></a> |
| <span class="sourceLineNo">3576</span> }<a name="line.3576"></a> |
| <span class="sourceLineNo">3577</span> // Move the regions off the decommissioned servers.<a name="line.3577"></a> |
| <span class="sourceLineNo">3578</span> if (offload) {<a name="line.3578"></a> |
| <span class="sourceLineNo">3579</span> final List<ServerName> destServers = this.serverManager.createDestinationServersList();<a name="line.3579"></a> |
| <span class="sourceLineNo">3580</span> for (ServerName server : serversAdded) {<a name="line.3580"></a> |
| <span class="sourceLineNo">3581</span> final List<RegionInfo> regionsOnServer = this.assignmentManager.getRegionsOnServer(server);<a name="line.3581"></a> |
| <span class="sourceLineNo">3582</span> for (RegionInfo hri : regionsOnServer) {<a name="line.3582"></a> |
| <span class="sourceLineNo">3583</span> ServerName dest = balancer.randomAssignment(hri, destServers);<a name="line.3583"></a> |
| <span class="sourceLineNo">3584</span> if (dest == null) {<a name="line.3584"></a> |
| <span class="sourceLineNo">3585</span> throw new HBaseIOException("Unable to determine a plan to move " + hri);<a name="line.3585"></a> |
| <span class="sourceLineNo">3586</span> }<a name="line.3586"></a> |
| <span class="sourceLineNo">3587</span> RegionPlan rp = new RegionPlan(hri, server, dest);<a name="line.3587"></a> |
| <span class="sourceLineNo">3588</span> this.assignmentManager.moveAsync(rp);<a name="line.3588"></a> |
| <span class="sourceLineNo">3589</span> }<a name="line.3589"></a> |
| <span class="sourceLineNo">3590</span> }<a name="line.3590"></a> |
| <span class="sourceLineNo">3591</span> }<a name="line.3591"></a> |
| <span class="sourceLineNo">3592</span> }<a name="line.3592"></a> |
| <span class="sourceLineNo">3593</span><a name="line.3593"></a> |
| <span class="sourceLineNo">3594</span> /**<a name="line.3594"></a> |
| <span class="sourceLineNo">3595</span> * List region servers marked as decommissioned (previously called 'draining') to not get regions<a name="line.3595"></a> |
| <span class="sourceLineNo">3596</span> * assigned to them.<a name="line.3596"></a> |
| <span class="sourceLineNo">3597</span> * @return List of decommissioned servers.<a name="line.3597"></a> |
| <span class="sourceLineNo">3598</span> */<a name="line.3598"></a> |
| <span class="sourceLineNo">3599</span> public List<ServerName> listDecommissionedRegionServers() {<a name="line.3599"></a> |
| <span class="sourceLineNo">3600</span> return this.serverManager.getDrainingServersList();<a name="line.3600"></a> |
| <span class="sourceLineNo">3601</span> }<a name="line.3601"></a> |
| <span class="sourceLineNo">3602</span><a name="line.3602"></a> |
| <span class="sourceLineNo">3603</span> /**<a name="line.3603"></a> |
| <span class="sourceLineNo">3604</span> * Remove decommission marker (previously called 'draining') from a region server to allow regions<a name="line.3604"></a> |
| <span class="sourceLineNo">3605</span> * assignments. Load regions onto the server asynchronously if a list of regions is given<a name="line.3605"></a> |
| <span class="sourceLineNo">3606</span> * @param server Region server to remove decommission marker from.<a name="line.3606"></a> |
| <span class="sourceLineNo">3607</span> */<a name="line.3607"></a> |
| <span class="sourceLineNo">3608</span> public void recommissionRegionServer(final ServerName server,<a name="line.3608"></a> |
| <span class="sourceLineNo">3609</span> final List<byte[]> encodedRegionNames) throws IOException {<a name="line.3609"></a> |
| <span class="sourceLineNo">3610</span> // Remove the server from decommissioned (draining) server list.<a name="line.3610"></a> |
| <span class="sourceLineNo">3611</span> String parentZnode = getZooKeeper().getZNodePaths().drainingZNode;<a name="line.3611"></a> |
| <span class="sourceLineNo">3612</span> String node = ZNodePaths.joinZNode(parentZnode, server.getServerName());<a name="line.3612"></a> |
| <span class="sourceLineNo">3613</span> try {<a name="line.3613"></a> |
| <span class="sourceLineNo">3614</span> ZKUtil.deleteNodeFailSilent(getZooKeeper(), node);<a name="line.3614"></a> |
| <span class="sourceLineNo">3615</span> } catch (KeeperException ke) {<a name="line.3615"></a> |
| <span class="sourceLineNo">3616</span> throw new HBaseIOException(<a name="line.3616"></a> |
| <span class="sourceLineNo">3617</span> this.zooKeeper.prefix("Unable to recommission '" + server.getServerName() + "'."), ke);<a name="line.3617"></a> |
| <span class="sourceLineNo">3618</span> }<a name="line.3618"></a> |
| <span class="sourceLineNo">3619</span> this.serverManager.removeServerFromDrainList(server);<a name="line.3619"></a> |
| <span class="sourceLineNo">3620</span><a name="line.3620"></a> |
| <span class="sourceLineNo">3621</span> // Load the regions onto the server if we are given a list of regions.<a name="line.3621"></a> |
| <span class="sourceLineNo">3622</span> if (encodedRegionNames == null || encodedRegionNames.isEmpty()) {<a name="line.3622"></a> |
| <span class="sourceLineNo">3623</span> return;<a name="line.3623"></a> |
| <span class="sourceLineNo">3624</span> }<a name="line.3624"></a> |
| <span class="sourceLineNo">3625</span> if (!this.serverManager.isServerOnline(server)) {<a name="line.3625"></a> |
| <span class="sourceLineNo">3626</span> return;<a name="line.3626"></a> |
| <span class="sourceLineNo">3627</span> }<a name="line.3627"></a> |
| <span class="sourceLineNo">3628</span> for (byte[] encodedRegionName : encodedRegionNames) {<a name="line.3628"></a> |
| <span class="sourceLineNo">3629</span> RegionState regionState =<a name="line.3629"></a> |
| <span class="sourceLineNo">3630</span> assignmentManager.getRegionStates().getRegionState(Bytes.toString(encodedRegionName));<a name="line.3630"></a> |
| <span class="sourceLineNo">3631</span> if (regionState == null) {<a name="line.3631"></a> |
| <span class="sourceLineNo">3632</span> LOG.warn("Unknown region " + Bytes.toStringBinary(encodedRegionName));<a name="line.3632"></a> |
| <span class="sourceLineNo">3633</span> continue;<a name="line.3633"></a> |
| <span class="sourceLineNo">3634</span> }<a name="line.3634"></a> |
| <span class="sourceLineNo">3635</span> RegionInfo hri = regionState.getRegion();<a name="line.3635"></a> |
| <span class="sourceLineNo">3636</span> if (server.equals(regionState.getServerName())) {<a name="line.3636"></a> |
| <span class="sourceLineNo">3637</span> LOG.info("Skipping move of region " + hri.getRegionNameAsString() +<a name="line.3637"></a> |
| <span class="sourceLineNo">3638</span> " because region already assigned to the same server " + server + ".");<a name="line.3638"></a> |
| <span class="sourceLineNo">3639</span> continue;<a name="line.3639"></a> |
| <span class="sourceLineNo">3640</span> }<a name="line.3640"></a> |
| <span class="sourceLineNo">3641</span> RegionPlan rp = new RegionPlan(hri, regionState.getServerName(), server);<a name="line.3641"></a> |
| <span class="sourceLineNo">3642</span> this.assignmentManager.moveAsync(rp);<a name="line.3642"></a> |
| <span class="sourceLineNo">3643</span> }<a name="line.3643"></a> |
| <span class="sourceLineNo">3644</span> }<a name="line.3644"></a> |
| <span class="sourceLineNo">3645</span><a name="line.3645"></a> |
| <span class="sourceLineNo">3646</span> @Override<a name="line.3646"></a> |
| <span class="sourceLineNo">3647</span> public LockManager getLockManager() {<a name="line.3647"></a> |
| <span class="sourceLineNo">3648</span> return lockManager;<a name="line.3648"></a> |
| <span class="sourceLineNo">3649</span> }<a name="line.3649"></a> |
| <span class="sourceLineNo">3650</span><a name="line.3650"></a> |
| <span class="sourceLineNo">3651</span> public QuotaObserverChore getQuotaObserverChore() {<a name="line.3651"></a> |
| <span class="sourceLineNo">3652</span> return this.quotaObserverChore;<a name="line.3652"></a> |
| <span class="sourceLineNo">3653</span> }<a name="line.3653"></a> |
| <span class="sourceLineNo">3654</span><a name="line.3654"></a> |
| <span class="sourceLineNo">3655</span> public SpaceQuotaSnapshotNotifier getSpaceQuotaSnapshotNotifier() {<a name="line.3655"></a> |
| <span class="sourceLineNo">3656</span> return this.spaceQuotaSnapshotNotifier;<a name="line.3656"></a> |
| <span class="sourceLineNo">3657</span> }<a name="line.3657"></a> |
| <span class="sourceLineNo">3658</span><a name="line.3658"></a> |
| <span class="sourceLineNo">3659</span> @SuppressWarnings("unchecked")<a name="line.3659"></a> |
| <span class="sourceLineNo">3660</span> private RemoteProcedure<MasterProcedureEnv, ?> getRemoteProcedure(long procId) {<a name="line.3660"></a> |
| <span class="sourceLineNo">3661</span> Procedure<?> procedure = procedureExecutor.getProcedure(procId);<a name="line.3661"></a> |
| <span class="sourceLineNo">3662</span> if (procedure == null) {<a name="line.3662"></a> |
| <span class="sourceLineNo">3663</span> return null;<a name="line.3663"></a> |
| <span class="sourceLineNo">3664</span> }<a name="line.3664"></a> |
| <span class="sourceLineNo">3665</span> assert procedure instanceof RemoteProcedure;<a name="line.3665"></a> |
| <span class="sourceLineNo">3666</span> return (RemoteProcedure<MasterProcedureEnv, ?>) procedure;<a name="line.3666"></a> |
| <span class="sourceLineNo">3667</span> }<a name="line.3667"></a> |
| <span class="sourceLineNo">3668</span><a name="line.3668"></a> |
| <span class="sourceLineNo">3669</span> public void remoteProcedureCompleted(long procId) {<a name="line.3669"></a> |
| <span class="sourceLineNo">3670</span> LOG.debug("Remote procedure done, pid={}", procId);<a name="line.3670"></a> |
| <span class="sourceLineNo">3671</span> RemoteProcedure<MasterProcedureEnv, ?> procedure = getRemoteProcedure(procId);<a name="line.3671"></a> |
| <span class="sourceLineNo">3672</span> if (procedure != null) {<a name="line.3672"></a> |
| <span class="sourceLineNo">3673</span> procedure.remoteOperationCompleted(procedureExecutor.getEnvironment());<a name="line.3673"></a> |
| <span class="sourceLineNo">3674</span> }<a name="line.3674"></a> |
| <span class="sourceLineNo">3675</span> }<a name="line.3675"></a> |
| <span class="sourceLineNo">3676</span><a name="line.3676"></a> |
| <span class="sourceLineNo">3677</span> public void remoteProcedureFailed(long procId, RemoteProcedureException error) {<a name="line.3677"></a> |
| <span class="sourceLineNo">3678</span> LOG.debug("Remote procedure failed, pid={}", procId, error);<a name="line.3678"></a> |
| <span class="sourceLineNo">3679</span> RemoteProcedure<MasterProcedureEnv, ?> procedure = getRemoteProcedure(procId);<a name="line.3679"></a> |
| <span class="sourceLineNo">3680</span> if (procedure != null) {<a name="line.3680"></a> |
| <span class="sourceLineNo">3681</span> procedure.remoteOperationFailed(procedureExecutor.getEnvironment(), error);<a name="line.3681"></a> |
| <span class="sourceLineNo">3682</span> }<a name="line.3682"></a> |
| <span class="sourceLineNo">3683</span> }<a name="line.3683"></a> |
| <span class="sourceLineNo">3684</span><a name="line.3684"></a> |
| <span class="sourceLineNo">3685</span> @Override<a name="line.3685"></a> |
| <span class="sourceLineNo">3686</span> public ReplicationPeerManager getReplicationPeerManager() {<a name="line.3686"></a> |
| <span class="sourceLineNo">3687</span> return replicationPeerManager;<a name="line.3687"></a> |
| <span class="sourceLineNo">3688</span> }<a name="line.3688"></a> |
| <span class="sourceLineNo">3689</span><a name="line.3689"></a> |
| <span class="sourceLineNo">3690</span> public HashMap<String, List<Pair<ServerName, ReplicationLoadSource>>><a name="line.3690"></a> |
| <span class="sourceLineNo">3691</span> getReplicationLoad(ServerName[] serverNames) {<a name="line.3691"></a> |
| <span class="sourceLineNo">3692</span> List<ReplicationPeerDescription> peerList = this.getReplicationPeerManager().listPeers(null);<a name="line.3692"></a> |
| <span class="sourceLineNo">3693</span> if (peerList == null) {<a name="line.3693"></a> |
| <span class="sourceLineNo">3694</span> return null;<a name="line.3694"></a> |
| <span class="sourceLineNo">3695</span> }<a name="line.3695"></a> |
| <span class="sourceLineNo">3696</span> HashMap<String, List<Pair<ServerName, ReplicationLoadSource>>> replicationLoadSourceMap =<a name="line.3696"></a> |
| <span class="sourceLineNo">3697</span> new HashMap<>(peerList.size());<a name="line.3697"></a> |
| <span class="sourceLineNo">3698</span> peerList.stream()<a name="line.3698"></a> |
| <span class="sourceLineNo">3699</span> .forEach(peer -> replicationLoadSourceMap.put(peer.getPeerId(), new ArrayList<>()));<a name="line.3699"></a> |
| <span class="sourceLineNo">3700</span> for (ServerName serverName : serverNames) {<a name="line.3700"></a> |
| <span class="sourceLineNo">3701</span> List<ReplicationLoadSource> replicationLoadSources =<a name="line.3701"></a> |
| <span class="sourceLineNo">3702</span> getServerManager().getLoad(serverName).getReplicationLoadSourceList();<a name="line.3702"></a> |
| <span class="sourceLineNo">3703</span> for (ReplicationLoadSource replicationLoadSource : replicationLoadSources) {<a name="line.3703"></a> |
| <span class="sourceLineNo">3704</span> replicationLoadSourceMap.get(replicationLoadSource.getPeerID())<a name="line.3704"></a> |
| <span class="sourceLineNo">3705</span> .add(new Pair<>(serverName, replicationLoadSource));<a name="line.3705"></a> |
| <span class="sourceLineNo">3706</span> }<a name="line.3706"></a> |
| <span class="sourceLineNo">3707</span> }<a name="line.3707"></a> |
| <span class="sourceLineNo">3708</span> for (List<Pair<ServerName, ReplicationLoadSource>> loads : replicationLoadSourceMap.values()) {<a name="line.3708"></a> |
| <span class="sourceLineNo">3709</span> if (loads.size() > 0) {<a name="line.3709"></a> |
| <span class="sourceLineNo">3710</span> loads.sort(Comparator.comparingLong(load -> (-1) * load.getSecond().getReplicationLag()));<a name="line.3710"></a> |
| <span class="sourceLineNo">3711</span> }<a name="line.3711"></a> |
| <span class="sourceLineNo">3712</span> }<a name="line.3712"></a> |
| <span class="sourceLineNo">3713</span> return replicationLoadSourceMap;<a name="line.3713"></a> |
| <span class="sourceLineNo">3714</span> }<a name="line.3714"></a> |
| <span class="sourceLineNo">3715</span><a name="line.3715"></a> |
| <span class="sourceLineNo">3716</span> /**<a name="line.3716"></a> |
| <span class="sourceLineNo">3717</span> * This method modifies the master's configuration in order to inject replication-related features<a name="line.3717"></a> |
| <span class="sourceLineNo">3718</span> */<a name="line.3718"></a> |
| <span class="sourceLineNo">3719</span> @VisibleForTesting<a name="line.3719"></a> |
| <span class="sourceLineNo">3720</span> public static void decorateMasterConfiguration(Configuration conf) {<a name="line.3720"></a> |
| <span class="sourceLineNo">3721</span> String plugins = conf.get(HBASE_MASTER_LOGCLEANER_PLUGINS);<a name="line.3721"></a> |
| <span class="sourceLineNo">3722</span> String cleanerClass = ReplicationLogCleaner.class.getCanonicalName();<a name="line.3722"></a> |
| <span class="sourceLineNo">3723</span> if (!plugins.contains(cleanerClass)) {<a name="line.3723"></a> |
| <span class="sourceLineNo">3724</span> conf.set(HBASE_MASTER_LOGCLEANER_PLUGINS, plugins + "," + cleanerClass);<a name="line.3724"></a> |
| <span class="sourceLineNo">3725</span> }<a name="line.3725"></a> |
| <span class="sourceLineNo">3726</span> if (ReplicationUtils.isReplicationForBulkLoadDataEnabled(conf)) {<a name="line.3726"></a> |
| <span class="sourceLineNo">3727</span> plugins = conf.get(HFileCleaner.MASTER_HFILE_CLEANER_PLUGINS);<a name="line.3727"></a> |
| <span class="sourceLineNo">3728</span> cleanerClass = ReplicationHFileCleaner.class.getCanonicalName();<a name="line.3728"></a> |
| <span class="sourceLineNo">3729</span> if (!plugins.contains(cleanerClass)) {<a name="line.3729"></a> |
| <span class="sourceLineNo">3730</span> conf.set(HFileCleaner.MASTER_HFILE_CLEANER_PLUGINS, plugins + "," + cleanerClass);<a name="line.3730"></a> |
| <span class="sourceLineNo">3731</span> }<a name="line.3731"></a> |
| <span class="sourceLineNo">3732</span> }<a name="line.3732"></a> |
| <span class="sourceLineNo">3733</span> }<a name="line.3733"></a> |
| <span class="sourceLineNo">3734</span><a name="line.3734"></a> |
| <span class="sourceLineNo">3735</span> public SnapshotQuotaObserverChore getSnapshotQuotaObserverChore() {<a name="line.3735"></a> |
| <span class="sourceLineNo">3736</span> return this.snapshotQuotaChore;<a name="line.3736"></a> |
| <span class="sourceLineNo">3737</span> }<a name="line.3737"></a> |
| <span class="sourceLineNo">3738</span><a name="line.3738"></a> |
| <span class="sourceLineNo">3739</span> @Override<a name="line.3739"></a> |
| <span class="sourceLineNo">3740</span> public SyncReplicationReplayWALManager getSyncReplicationReplayWALManager() {<a name="line.3740"></a> |
| <span class="sourceLineNo">3741</span> return this.syncReplicationReplayWALManager;<a name="line.3741"></a> |
| <span class="sourceLineNo">3742</span> }<a name="line.3742"></a> |
| <span class="sourceLineNo">3743</span><a name="line.3743"></a> |
| <span class="sourceLineNo">3744</span> @Override<a name="line.3744"></a> |
| <span class="sourceLineNo">3745</span> public Map<String, ReplicationStatus> getWalGroupsReplicationStatus() {<a name="line.3745"></a> |
| <span class="sourceLineNo">3746</span> if (!this.isOnline() || !LoadBalancer.isMasterCanHostUserRegions(conf)) {<a name="line.3746"></a> |
| <span class="sourceLineNo">3747</span> return new HashMap<>();<a name="line.3747"></a> |
| <span class="sourceLineNo">3748</span> }<a name="line.3748"></a> |
| <span class="sourceLineNo">3749</span> return super.getWalGroupsReplicationStatus();<a name="line.3749"></a> |
| <span class="sourceLineNo">3750</span> }<a name="line.3750"></a> |
| <span class="sourceLineNo">3751</span><a name="line.3751"></a> |
| <span class="sourceLineNo">3752</span> public HbckChore getHbckChore() {<a name="line.3752"></a> |
| <span class="sourceLineNo">3753</span> return this.hbckChore;<a name="line.3753"></a> |
| <span class="sourceLineNo">3754</span> }<a name="line.3754"></a> |
| <span class="sourceLineNo">3755</span>}<a name="line.3755"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
