hbase-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From mi...@apache.org
Subject [16/51] [partial] hbase-site git commit: Published site at 138b754671d51d3f494adc250ab0cb9e085c858a.
Date Thu, 28 Jan 2016 17:25:04 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/39cf5e9b/devapidocs/src-html/org/apache/hadoop/hbase/ipc/RpcServer.Listener.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/ipc/RpcServer.Listener.html b/devapidocs/src-html/org/apache/hadoop/hbase/ipc/RpcServer.Listener.html
index bf27873..e4df7cc 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/ipc/RpcServer.Listener.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/ipc/RpcServer.Listener.html
@@ -75,2529 +75,2534 @@
 <span class="sourceLineNo">067</span><a name="line.67"></a>
 <span class="sourceLineNo">068</span>import org.apache.commons.logging.Log;<a name="line.68"></a>
 <span class="sourceLineNo">069</span>import org.apache.commons.logging.LogFactory;<a name="line.69"></a>
-<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.70"></a>
-<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.classification.InterfaceStability;<a name="line.71"></a>
-<span class="sourceLineNo">072</span>import org.apache.hadoop.conf.Configuration;<a name="line.72"></a>
-<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.CellScanner;<a name="line.73"></a>
-<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.74"></a>
-<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.HBaseIOException;<a name="line.75"></a>
-<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.76"></a>
-<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.HConstants;<a name="line.77"></a>
-<span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.78"></a>
-<span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.Server;<a name="line.79"></a>
-<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.TableName;<a name="line.80"></a>
-<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.client.Operation;<a name="line.81"></a>
-<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.client.VersionInfoUtil;<a name="line.82"></a>
-<span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.codec.Codec;<a name="line.83"></a>
-<span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.conf.ConfigurationObserver;<a name="line.84"></a>
-<span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.exceptions.RegionMovedException;<a name="line.85"></a>
-<span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.io.ByteBufferOutputStream;<a name="line.86"></a>
-<span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.io.BoundedByteBufferPool;<a name="line.87"></a>
-<span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.monitoring.MonitoredRPCHandler;<a name="line.88"></a>
-<span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.monitoring.TaskMonitor;<a name="line.89"></a>
-<span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.protobuf.ProtobufUtil;<a name="line.90"></a>
-<span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.VersionInfo;<a name="line.91"></a>
-<span class="sourceLineNo">092</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.CellBlockMeta;<a name="line.92"></a>
-<span class="sourceLineNo">093</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.ConnectionHeader;<a name="line.93"></a>
-<span class="sourceLineNo">094</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.ExceptionResponse;<a name="line.94"></a>
-<span class="sourceLineNo">095</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.RequestHeader;<a name="line.95"></a>
-<span class="sourceLineNo">096</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.ResponseHeader;<a name="line.96"></a>
-<span class="sourceLineNo">097</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.UserInformation;<a name="line.97"></a>
-<span class="sourceLineNo">098</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.98"></a>
-<span class="sourceLineNo">099</span>import org.apache.hadoop.hbase.security.AccessDeniedException;<a name="line.99"></a>
-<span class="sourceLineNo">100</span>import org.apache.hadoop.hbase.security.AuthMethod;<a name="line.100"></a>
-<span class="sourceLineNo">101</span>import org.apache.hadoop.hbase.security.HBasePolicyProvider;<a name="line.101"></a>
-<span class="sourceLineNo">102</span>import org.apache.hadoop.hbase.security.HBaseSaslRpcServer;<a name="line.102"></a>
-<span class="sourceLineNo">103</span>import org.apache.hadoop.hbase.security.User;<a name="line.103"></a>
-<span class="sourceLineNo">104</span>import org.apache.hadoop.hbase.security.HBaseSaslRpcServer.SaslDigestCallbackHandler;<a name="line.104"></a>
-<span class="sourceLineNo">105</span>import org.apache.hadoop.hbase.security.HBaseSaslRpcServer.SaslGssCallbackHandler;<a name="line.105"></a>
-<span class="sourceLineNo">106</span>import org.apache.hadoop.hbase.security.SaslStatus;<a name="line.106"></a>
-<span class="sourceLineNo">107</span>import org.apache.hadoop.hbase.security.SaslUtil;<a name="line.107"></a>
-<span class="sourceLineNo">108</span>import org.apache.hadoop.hbase.security.UserProvider;<a name="line.108"></a>
-<span class="sourceLineNo">109</span>import org.apache.hadoop.hbase.security.token.AuthenticationTokenSecretManager;<a name="line.109"></a>
-<span class="sourceLineNo">110</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.110"></a>
-<span class="sourceLineNo">111</span>import org.apache.hadoop.hbase.util.Counter;<a name="line.111"></a>
-<span class="sourceLineNo">112</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.112"></a>
-<span class="sourceLineNo">113</span>import org.apache.hadoop.io.BytesWritable;<a name="line.113"></a>
-<span class="sourceLineNo">114</span>import org.apache.hadoop.io.IntWritable;<a name="line.114"></a>
-<span class="sourceLineNo">115</span>import org.apache.hadoop.io.Writable;<a name="line.115"></a>
-<span class="sourceLineNo">116</span>import org.apache.hadoop.io.WritableUtils;<a name="line.116"></a>
-<span class="sourceLineNo">117</span>import org.apache.hadoop.io.compress.CompressionCodec;<a name="line.117"></a>
-<span class="sourceLineNo">118</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.118"></a>
-<span class="sourceLineNo">119</span>import org.apache.hadoop.security.UserGroupInformation.AuthenticationMethod;<a name="line.119"></a>
-<span class="sourceLineNo">120</span>import org.apache.hadoop.security.authorize.AuthorizationException;<a name="line.120"></a>
-<span class="sourceLineNo">121</span>import org.apache.hadoop.security.authorize.PolicyProvider;<a name="line.121"></a>
-<span class="sourceLineNo">122</span>import org.apache.hadoop.security.authorize.ProxyUsers;<a name="line.122"></a>
-<span class="sourceLineNo">123</span>import org.apache.hadoop.security.authorize.ServiceAuthorizationManager;<a name="line.123"></a>
-<span class="sourceLineNo">124</span>import org.apache.hadoop.security.token.SecretManager;<a name="line.124"></a>
-<span class="sourceLineNo">125</span>import org.apache.hadoop.security.token.SecretManager.InvalidToken;<a name="line.125"></a>
-<span class="sourceLineNo">126</span>import org.apache.hadoop.security.token.TokenIdentifier;<a name="line.126"></a>
-<span class="sourceLineNo">127</span>import org.apache.hadoop.util.StringUtils;<a name="line.127"></a>
-<span class="sourceLineNo">128</span>import org.codehaus.jackson.map.ObjectMapper;<a name="line.128"></a>
-<span class="sourceLineNo">129</span>import org.apache.htrace.TraceInfo;<a name="line.129"></a>
-<span class="sourceLineNo">130</span><a name="line.130"></a>
-<span class="sourceLineNo">131</span>import com.google.common.util.concurrent.ThreadFactoryBuilder;<a name="line.131"></a>
-<span class="sourceLineNo">132</span>import com.google.protobuf.BlockingService;<a name="line.132"></a>
-<span class="sourceLineNo">133</span>import com.google.protobuf.CodedInputStream;<a name="line.133"></a>
-<span class="sourceLineNo">134</span>import com.google.protobuf.Descriptors.MethodDescriptor;<a name="line.134"></a>
-<span class="sourceLineNo">135</span>import com.google.protobuf.Message;<a name="line.135"></a>
-<span class="sourceLineNo">136</span>import com.google.protobuf.ServiceException;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import com.google.protobuf.TextFormat;<a name="line.137"></a>
-<span class="sourceLineNo">138</span><a name="line.138"></a>
-<span class="sourceLineNo">139</span>/**<a name="line.139"></a>
-<span class="sourceLineNo">140</span> * An RPC server that hosts protobuf described Services.<a name="line.140"></a>
-<span class="sourceLineNo">141</span> *<a name="line.141"></a>
-<span class="sourceLineNo">142</span> * An RpcServer instance has a Listener that hosts the socket.  Listener has fixed number<a name="line.142"></a>
-<span class="sourceLineNo">143</span> * of Readers in an ExecutorPool, 10 by default.  The Listener does an accept and then<a name="line.143"></a>
-<span class="sourceLineNo">144</span> * round robin a Reader is chosen to do the read.  The reader is registered on Selector.  Read does<a name="line.144"></a>
-<span class="sourceLineNo">145</span> * total read off the channel and the parse from which it makes a Call.  The call is wrapped in a<a name="line.145"></a>
-<span class="sourceLineNo">146</span> * CallRunner and passed to the scheduler to be run.  Reader goes back to see if more to be done<a name="line.146"></a>
-<span class="sourceLineNo">147</span> * and loops till done.<a name="line.147"></a>
-<span class="sourceLineNo">148</span> *<a name="line.148"></a>
-<span class="sourceLineNo">149</span> * &lt;p&gt;Scheduler can be variously implemented but default simple scheduler has handlers to which it<a name="line.149"></a>
-<span class="sourceLineNo">150</span> * has given the queues into which calls (i.e. CallRunner instances) are inserted.  Handlers run<a name="line.150"></a>
-<span class="sourceLineNo">151</span> * taking from the queue.  They run the CallRunner#run method on each item gotten from queue<a name="line.151"></a>
-<span class="sourceLineNo">152</span> * and keep taking while the server is up.<a name="line.152"></a>
-<span class="sourceLineNo">153</span> *<a name="line.153"></a>
-<span class="sourceLineNo">154</span> * CallRunner#run executes the call.  When done, asks the included Call to put itself on new<a name="line.154"></a>
-<span class="sourceLineNo">155</span> * queue for Responder to pull from and return result to client.<a name="line.155"></a>
-<span class="sourceLineNo">156</span> *<a name="line.156"></a>
-<span class="sourceLineNo">157</span> * @see RpcClientImpl<a name="line.157"></a>
-<span class="sourceLineNo">158</span> */<a name="line.158"></a>
-<span class="sourceLineNo">159</span>@InterfaceAudience.LimitedPrivate({HBaseInterfaceAudience.COPROC, HBaseInterfaceAudience.PHOENIX})<a name="line.159"></a>
-<span class="sourceLineNo">160</span>@InterfaceStability.Evolving<a name="line.160"></a>
-<span class="sourceLineNo">161</span>public class RpcServer implements RpcServerInterface, ConfigurationObserver {<a name="line.161"></a>
-<span class="sourceLineNo">162</span>  // LOG is being used in CallRunner and the log level is being changed in tests<a name="line.162"></a>
-<span class="sourceLineNo">163</span>  public static final Log LOG = LogFactory.getLog(RpcServer.class);<a name="line.163"></a>
-<span class="sourceLineNo">164</span>  private static final CallQueueTooBigException CALL_QUEUE_TOO_BIG_EXCEPTION<a name="line.164"></a>
-<span class="sourceLineNo">165</span>      = new CallQueueTooBigException();<a name="line.165"></a>
-<span class="sourceLineNo">166</span><a name="line.166"></a>
-<span class="sourceLineNo">167</span>  private final boolean authorize;<a name="line.167"></a>
-<span class="sourceLineNo">168</span>  private boolean isSecurityEnabled;<a name="line.168"></a>
-<span class="sourceLineNo">169</span><a name="line.169"></a>
-<span class="sourceLineNo">170</span>  public static final byte CURRENT_VERSION = 0;<a name="line.170"></a>
-<span class="sourceLineNo">171</span><a name="line.171"></a>
-<span class="sourceLineNo">172</span>  /**<a name="line.172"></a>
-<span class="sourceLineNo">173</span>   * Whether we allow a fallback to SIMPLE auth for insecure clients when security is enabled.<a name="line.173"></a>
-<span class="sourceLineNo">174</span>   */<a name="line.174"></a>
-<span class="sourceLineNo">175</span>  public static final String FALLBACK_TO_INSECURE_CLIENT_AUTH =<a name="line.175"></a>
-<span class="sourceLineNo">176</span>          "hbase.ipc.server.fallback-to-simple-auth-allowed";<a name="line.176"></a>
-<span class="sourceLineNo">177</span><a name="line.177"></a>
-<span class="sourceLineNo">178</span>  /**<a name="line.178"></a>
-<span class="sourceLineNo">179</span>   * How many calls/handler are allowed in the queue.<a name="line.179"></a>
-<span class="sourceLineNo">180</span>   */<a name="line.180"></a>
-<span class="sourceLineNo">181</span>  static final int DEFAULT_MAX_CALLQUEUE_LENGTH_PER_HANDLER = 10;<a name="line.181"></a>
-<span class="sourceLineNo">182</span><a name="line.182"></a>
-<span class="sourceLineNo">183</span>  /**<a name="line.183"></a>
-<span class="sourceLineNo">184</span>   * The maximum size that we can hold in the RPC queue<a name="line.184"></a>
-<span class="sourceLineNo">185</span>   */<a name="line.185"></a>
-<span class="sourceLineNo">186</span>  private static final int DEFAULT_MAX_CALLQUEUE_SIZE = 1024 * 1024 * 1024;<a name="line.186"></a>
-<span class="sourceLineNo">187</span><a name="line.187"></a>
-<span class="sourceLineNo">188</span>  private final IPCUtil ipcUtil;<a name="line.188"></a>
-<span class="sourceLineNo">189</span><a name="line.189"></a>
-<span class="sourceLineNo">190</span>  private static final String AUTH_FAILED_FOR = "Auth failed for ";<a name="line.190"></a>
-<span class="sourceLineNo">191</span>  private static final String AUTH_SUCCESSFUL_FOR = "Auth successful for ";<a name="line.191"></a>
-<span class="sourceLineNo">192</span>  private static final Log AUDITLOG = LogFactory.getLog("SecurityLogger." +<a name="line.192"></a>
-<span class="sourceLineNo">193</span>    Server.class.getName());<a name="line.193"></a>
-<span class="sourceLineNo">194</span>  protected SecretManager&lt;TokenIdentifier&gt; secretManager;<a name="line.194"></a>
-<span class="sourceLineNo">195</span>  protected ServiceAuthorizationManager authManager;<a name="line.195"></a>
-<span class="sourceLineNo">196</span><a name="line.196"></a>
-<span class="sourceLineNo">197</span>  /** This is set to Call object before Handler invokes an RPC and ybdie<a name="line.197"></a>
-<span class="sourceLineNo">198</span>   * after the call returns.<a name="line.198"></a>
-<span class="sourceLineNo">199</span>   */<a name="line.199"></a>
-<span class="sourceLineNo">200</span>  protected static final ThreadLocal&lt;Call&gt; CurCall = new ThreadLocal&lt;Call&gt;();<a name="line.200"></a>
-<span class="sourceLineNo">201</span><a name="line.201"></a>
-<span class="sourceLineNo">202</span>  /** Keeps MonitoredRPCHandler per handler thread. */<a name="line.202"></a>
-<span class="sourceLineNo">203</span>  static final ThreadLocal&lt;MonitoredRPCHandler&gt; MONITORED_RPC<a name="line.203"></a>
-<span class="sourceLineNo">204</span>      = new ThreadLocal&lt;MonitoredRPCHandler&gt;();<a name="line.204"></a>
-<span class="sourceLineNo">205</span><a name="line.205"></a>
-<span class="sourceLineNo">206</span>  protected final InetSocketAddress bindAddress;<a name="line.206"></a>
-<span class="sourceLineNo">207</span>  protected int port;                             // port we listen on<a name="line.207"></a>
-<span class="sourceLineNo">208</span>  protected InetSocketAddress address;            // inet address we listen on<a name="line.208"></a>
-<span class="sourceLineNo">209</span>  private int readThreads;                        // number of read threads<a name="line.209"></a>
-<span class="sourceLineNo">210</span>  protected int maxIdleTime;                      // the maximum idle time after<a name="line.210"></a>
-<span class="sourceLineNo">211</span>                                                  // which a client may be<a name="line.211"></a>
-<span class="sourceLineNo">212</span>                                                  // disconnected<a name="line.212"></a>
-<span class="sourceLineNo">213</span>  protected int thresholdIdleConnections;         // the number of idle<a name="line.213"></a>
-<span class="sourceLineNo">214</span>                                                  // connections after which we<a name="line.214"></a>
-<span class="sourceLineNo">215</span>                                                  // will start cleaning up idle<a name="line.215"></a>
-<span class="sourceLineNo">216</span>                                                  // connections<a name="line.216"></a>
-<span class="sourceLineNo">217</span>  int maxConnectionsToNuke;                       // the max number of<a name="line.217"></a>
-<span class="sourceLineNo">218</span>                                                  // connections to nuke<a name="line.218"></a>
-<span class="sourceLineNo">219</span>                                                  // during a cleanup<a name="line.219"></a>
-<span class="sourceLineNo">220</span><a name="line.220"></a>
-<span class="sourceLineNo">221</span>  protected MetricsHBaseServer metrics;<a name="line.221"></a>
-<span class="sourceLineNo">222</span><a name="line.222"></a>
-<span class="sourceLineNo">223</span>  protected final Configuration conf;<a name="line.223"></a>
-<span class="sourceLineNo">224</span><a name="line.224"></a>
-<span class="sourceLineNo">225</span>  private int maxQueueSize;<a name="line.225"></a>
-<span class="sourceLineNo">226</span>  protected int socketSendBufferSize;<a name="line.226"></a>
-<span class="sourceLineNo">227</span>  protected final boolean tcpNoDelay;   // if T then disable Nagle's Algorithm<a name="line.227"></a>
-<span class="sourceLineNo">228</span>  protected final boolean tcpKeepAlive; // if T then use keepalives<a name="line.228"></a>
-<span class="sourceLineNo">229</span>  protected final long purgeTimeout;    // in milliseconds<a name="line.229"></a>
-<span class="sourceLineNo">230</span><a name="line.230"></a>
-<span class="sourceLineNo">231</span>  /**<a name="line.231"></a>
-<span class="sourceLineNo">232</span>   * This flag is used to indicate to sub threads when they should go down.  When we call<a name="line.232"></a>
-<span class="sourceLineNo">233</span>   * {@link #start()}, all threads started will consult this flag on whether they should<a name="line.233"></a>
-<span class="sourceLineNo">234</span>   * keep going.  It is set to false when {@link #stop()} is called.<a name="line.234"></a>
-<span class="sourceLineNo">235</span>   */<a name="line.235"></a>
-<span class="sourceLineNo">236</span>  volatile boolean running = true;<a name="line.236"></a>
-<span class="sourceLineNo">237</span><a name="line.237"></a>
-<span class="sourceLineNo">238</span>  /**<a name="line.238"></a>
-<span class="sourceLineNo">239</span>   * This flag is set to true after all threads are up and 'running' and the server is then opened<a name="line.239"></a>
-<span class="sourceLineNo">240</span>   * for business by the call to {@link #start()}.<a name="line.240"></a>
-<span class="sourceLineNo">241</span>   */<a name="line.241"></a>
-<span class="sourceLineNo">242</span>  volatile boolean started = false;<a name="line.242"></a>
-<span class="sourceLineNo">243</span><a name="line.243"></a>
-<span class="sourceLineNo">244</span>  /**<a name="line.244"></a>
-<span class="sourceLineNo">245</span>   * This is a running count of the size of all outstanding calls by size.<a name="line.245"></a>
-<span class="sourceLineNo">246</span>   */<a name="line.246"></a>
-<span class="sourceLineNo">247</span>  protected final Counter callQueueSize = new Counter();<a name="line.247"></a>
-<span class="sourceLineNo">248</span><a name="line.248"></a>
-<span class="sourceLineNo">249</span>  protected final List&lt;Connection&gt; connectionList =<a name="line.249"></a>
-<span class="sourceLineNo">250</span>    Collections.synchronizedList(new LinkedList&lt;Connection&gt;());<a name="line.250"></a>
-<span class="sourceLineNo">251</span>  //maintain a list<a name="line.251"></a>
-<span class="sourceLineNo">252</span>  //of client connections<a name="line.252"></a>
-<span class="sourceLineNo">253</span>  private Listener listener = null;<a name="line.253"></a>
-<span class="sourceLineNo">254</span>  protected Responder responder = null;<a name="line.254"></a>
-<span class="sourceLineNo">255</span>  protected AuthenticationTokenSecretManager authTokenSecretMgr = null;<a name="line.255"></a>
-<span class="sourceLineNo">256</span>  protected int numConnections = 0;<a name="line.256"></a>
-<span class="sourceLineNo">257</span><a name="line.257"></a>
-<span class="sourceLineNo">258</span>  protected HBaseRPCErrorHandler errorHandler = null;<a name="line.258"></a>
-<span class="sourceLineNo">259</span><a name="line.259"></a>
-<span class="sourceLineNo">260</span>  private static final String WARN_RESPONSE_TIME = "hbase.ipc.warn.response.time";<a name="line.260"></a>
-<span class="sourceLineNo">261</span>  private static final String WARN_RESPONSE_SIZE = "hbase.ipc.warn.response.size";<a name="line.261"></a>
-<span class="sourceLineNo">262</span><a name="line.262"></a>
-<span class="sourceLineNo">263</span>  /** Default value for above params */<a name="line.263"></a>
-<span class="sourceLineNo">264</span>  private static final int DEFAULT_WARN_RESPONSE_TIME = 10000; // milliseconds<a name="line.264"></a>
-<span class="sourceLineNo">265</span>  private static final int DEFAULT_WARN_RESPONSE_SIZE = 100 * 1024 * 1024;<a name="line.265"></a>
-<span class="sourceLineNo">266</span><a name="line.266"></a>
-<span class="sourceLineNo">267</span>  private static final ObjectMapper MAPPER = new ObjectMapper();<a name="line.267"></a>
-<span class="sourceLineNo">268</span><a name="line.268"></a>
-<span class="sourceLineNo">269</span>  private final int warnResponseTime;<a name="line.269"></a>
-<span class="sourceLineNo">270</span>  private final int warnResponseSize;<a name="line.270"></a>
-<span class="sourceLineNo">271</span>  private final Server server;<a name="line.271"></a>
-<span class="sourceLineNo">272</span>  private final List&lt;BlockingServiceAndInterface&gt; services;<a name="line.272"></a>
-<span class="sourceLineNo">273</span><a name="line.273"></a>
-<span class="sourceLineNo">274</span>  private final RpcScheduler scheduler;<a name="line.274"></a>
-<span class="sourceLineNo">275</span><a name="line.275"></a>
-<span class="sourceLineNo">276</span>  private UserProvider userProvider;<a name="line.276"></a>
-<span class="sourceLineNo">277</span><a name="line.277"></a>
-<span class="sourceLineNo">278</span>  private final BoundedByteBufferPool reservoir;<a name="line.278"></a>
-<span class="sourceLineNo">279</span><a name="line.279"></a>
-<span class="sourceLineNo">280</span>  private volatile boolean allowFallbackToSimpleAuth;<a name="line.280"></a>
-<span class="sourceLineNo">281</span><a name="line.281"></a>
-<span class="sourceLineNo">282</span>  /**<a name="line.282"></a>
-<span class="sourceLineNo">283</span>   * Datastructure that holds all necessary to a method invocation and then afterward, carries<a name="line.283"></a>
-<span class="sourceLineNo">284</span>   * the result.<a name="line.284"></a>
-<span class="sourceLineNo">285</span>   */<a name="line.285"></a>
-<span class="sourceLineNo">286</span>  class Call implements RpcCallContext {<a name="line.286"></a>
-<span class="sourceLineNo">287</span>    protected int id;                             // the client's call id<a name="line.287"></a>
-<span class="sourceLineNo">288</span>    protected BlockingService service;<a name="line.288"></a>
-<span class="sourceLineNo">289</span>    protected MethodDescriptor md;<a name="line.289"></a>
-<span class="sourceLineNo">290</span>    protected RequestHeader header;<a name="line.290"></a>
-<span class="sourceLineNo">291</span>    protected Message param;                      // the parameter passed<a name="line.291"></a>
-<span class="sourceLineNo">292</span>    // Optional cell data passed outside of protobufs.<a name="line.292"></a>
-<span class="sourceLineNo">293</span>    protected CellScanner cellScanner;<a name="line.293"></a>
-<span class="sourceLineNo">294</span>    protected Connection connection;              // connection to client<a name="line.294"></a>
-<span class="sourceLineNo">295</span>    protected long timestamp;      // the time received when response is null<a name="line.295"></a>
-<span class="sourceLineNo">296</span>                                   // the time served when response is not null<a name="line.296"></a>
-<span class="sourceLineNo">297</span>    /**<a name="line.297"></a>
-<span class="sourceLineNo">298</span>     * Chain of buffers to send as response.<a name="line.298"></a>
-<span class="sourceLineNo">299</span>     */<a name="line.299"></a>
-<span class="sourceLineNo">300</span>    protected BufferChain response;<a name="line.300"></a>
-<span class="sourceLineNo">301</span>    protected Responder responder;<a name="line.301"></a>
-<span class="sourceLineNo">302</span><a name="line.302"></a>
-<span class="sourceLineNo">303</span>    protected long size;                          // size of current call<a name="line.303"></a>
-<span class="sourceLineNo">304</span>    protected boolean isError;<a name="line.304"></a>
-<span class="sourceLineNo">305</span>    protected TraceInfo tinfo;<a name="line.305"></a>
-<span class="sourceLineNo">306</span>    private ByteBuffer cellBlock = null;<a name="line.306"></a>
-<span class="sourceLineNo">307</span><a name="line.307"></a>
-<span class="sourceLineNo">308</span>    private User user;<a name="line.308"></a>
-<span class="sourceLineNo">309</span>    private InetAddress remoteAddress;<a name="line.309"></a>
-<span class="sourceLineNo">310</span>    private RpcCallback callback;<a name="line.310"></a>
-<span class="sourceLineNo">311</span><a name="line.311"></a>
-<span class="sourceLineNo">312</span>    private long responseCellSize = 0;<a name="line.312"></a>
-<span class="sourceLineNo">313</span>    private long responseBlockSize = 0;<a name="line.313"></a>
-<span class="sourceLineNo">314</span>    private boolean retryImmediatelySupported;<a name="line.314"></a>
-<span class="sourceLineNo">315</span><a name="line.315"></a>
-<span class="sourceLineNo">316</span>    @edu.umd.cs.findbugs.annotations.SuppressWarnings(value="NP_NULL_ON_SOME_PATH",<a name="line.316"></a>
-<span class="sourceLineNo">317</span>        justification="Can't figure why this complaint is happening... see below")<a name="line.317"></a>
-<span class="sourceLineNo">318</span>    Call(int id, final BlockingService service, final MethodDescriptor md, RequestHeader header,<a name="line.318"></a>
-<span class="sourceLineNo">319</span>         Message param, CellScanner cellScanner, Connection connection, Responder responder,<a name="line.319"></a>
-<span class="sourceLineNo">320</span>         long size, TraceInfo tinfo, final InetAddress remoteAddress) {<a name="line.320"></a>
-<span class="sourceLineNo">321</span>      this.id = id;<a name="line.321"></a>
-<span class="sourceLineNo">322</span>      this.service = service;<a name="line.322"></a>
-<span class="sourceLineNo">323</span>      this.md = md;<a name="line.323"></a>
-<span class="sourceLineNo">324</span>      this.header = header;<a name="line.324"></a>
-<span class="sourceLineNo">325</span>      this.param = param;<a name="line.325"></a>
-<span class="sourceLineNo">326</span>      this.cellScanner = cellScanner;<a name="line.326"></a>
-<span class="sourceLineNo">327</span>      this.connection = connection;<a name="line.327"></a>
-<span class="sourceLineNo">328</span>      this.timestamp = System.currentTimeMillis();<a name="line.328"></a>
-<span class="sourceLineNo">329</span>      this.response = null;<a name="line.329"></a>
-<span class="sourceLineNo">330</span>      this.responder = responder;<a name="line.330"></a>
-<span class="sourceLineNo">331</span>      this.isError = false;<a name="line.331"></a>
-<span class="sourceLineNo">332</span>      this.size = size;<a name="line.332"></a>
-<span class="sourceLineNo">333</span>      this.tinfo = tinfo;<a name="line.333"></a>
-<span class="sourceLineNo">334</span>      this.user = connection == null? null: connection.user; // FindBugs: NP_NULL_ON_SOME_PATH<a name="line.334"></a>
-<span class="sourceLineNo">335</span>      this.remoteAddress = remoteAddress;<a name="line.335"></a>
-<span class="sourceLineNo">336</span>      this.retryImmediatelySupported =<a name="line.336"></a>
-<span class="sourceLineNo">337</span>          connection == null? null: connection.retryImmediatelySupported;<a name="line.337"></a>
-<span class="sourceLineNo">338</span>    }<a name="line.338"></a>
-<span class="sourceLineNo">339</span><a name="line.339"></a>
-<span class="sourceLineNo">340</span>    /**<a name="line.340"></a>
-<span class="sourceLineNo">341</span>     * Call is done. Execution happened and we returned results to client. It is now safe to<a name="line.341"></a>
-<span class="sourceLineNo">342</span>     * cleanup.<a name="line.342"></a>
-<span class="sourceLineNo">343</span>     */<a name="line.343"></a>
-<span class="sourceLineNo">344</span>    @edu.umd.cs.findbugs.annotations.SuppressWarnings(value="IS2_INCONSISTENT_SYNC",<a name="line.344"></a>
-<span class="sourceLineNo">345</span>        justification="Presume the lock on processing request held by caller is protection enough")<a name="line.345"></a>
-<span class="sourceLineNo">346</span>    void done() {<a name="line.346"></a>
-<span class="sourceLineNo">347</span>      if (this.cellBlock != null &amp;&amp; reservoir != null) {<a name="line.347"></a>
-<span class="sourceLineNo">348</span>        // Return buffer to reservoir now we are done with it.<a name="line.348"></a>
-<span class="sourceLineNo">349</span>        reservoir.putBuffer(this.cellBlock);<a name="line.349"></a>
-<span class="sourceLineNo">350</span>        this.cellBlock = null;<a name="line.350"></a>
-<span class="sourceLineNo">351</span>      }<a name="line.351"></a>
-<span class="sourceLineNo">352</span>      this.connection.decRpcCount();  // Say that we're done with this call.<a name="line.352"></a>
-<span class="sourceLineNo">353</span>    }<a name="line.353"></a>
-<span class="sourceLineNo">354</span><a name="line.354"></a>
-<span class="sourceLineNo">355</span>    @Override<a name="line.355"></a>
-<span class="sourceLineNo">356</span>    public String toString() {<a name="line.356"></a>
-<span class="sourceLineNo">357</span>      return toShortString() + " param: " +<a name="line.357"></a>
-<span class="sourceLineNo">358</span>        (this.param != null? ProtobufUtil.getShortTextFormat(this.param): "") +<a name="line.358"></a>
-<span class="sourceLineNo">359</span>        " connection: " + connection.toString();<a name="line.359"></a>
-<span class="sourceLineNo">360</span>    }<a name="line.360"></a>
-<span class="sourceLineNo">361</span><a name="line.361"></a>
-<span class="sourceLineNo">362</span>    protected RequestHeader getHeader() {<a name="line.362"></a>
-<span class="sourceLineNo">363</span>      return this.header;<a name="line.363"></a>
-<span class="sourceLineNo">364</span>    }<a name="line.364"></a>
-<span class="sourceLineNo">365</span><a name="line.365"></a>
-<span class="sourceLineNo">366</span>    /*<a name="line.366"></a>
-<span class="sourceLineNo">367</span>     * Short string representation without param info because param itself could be huge depends on<a name="line.367"></a>
-<span class="sourceLineNo">368</span>     * the payload of a command<a name="line.368"></a>
-<span class="sourceLineNo">369</span>     */<a name="line.369"></a>
-<span class="sourceLineNo">370</span>    String toShortString() {<a name="line.370"></a>
-<span class="sourceLineNo">371</span>      String serviceName = this.connection.service != null ?<a name="line.371"></a>
-<span class="sourceLineNo">372</span>          this.connection.service.getDescriptorForType().getName() : "null";<a name="line.372"></a>
-<span class="sourceLineNo">373</span>      return "callId: " + this.id + " service: " + serviceName +<a name="line.373"></a>
-<span class="sourceLineNo">374</span>          " methodName: " + ((this.md != null) ? this.md.getName() : "n/a") +<a name="line.374"></a>
-<span class="sourceLineNo">375</span>          " size: " + StringUtils.TraditionalBinaryPrefix.long2String(this.size, "", 1) +<a name="line.375"></a>
-<span class="sourceLineNo">376</span>          " connection: " + connection.toString();<a name="line.376"></a>
-<span class="sourceLineNo">377</span>    }<a name="line.377"></a>
-<span class="sourceLineNo">378</span><a name="line.378"></a>
-<span class="sourceLineNo">379</span>    String toTraceString() {<a name="line.379"></a>
-<span class="sourceLineNo">380</span>      String serviceName = this.connection.service != null ?<a name="line.380"></a>
-<span class="sourceLineNo">381</span>                           this.connection.service.getDescriptorForType().getName() : "";<a name="line.381"></a>
-<span class="sourceLineNo">382</span>      String methodName = (this.md != null) ? this.md.getName() : "";<a name="line.382"></a>
-<span class="sourceLineNo">383</span>      return serviceName + "." + methodName;<a name="line.383"></a>
-<span class="sourceLineNo">384</span>    }<a name="line.384"></a>
-<span class="sourceLineNo">385</span><a name="line.385"></a>
-<span class="sourceLineNo">386</span>    protected synchronized void setSaslTokenResponse(ByteBuffer response) {<a name="line.386"></a>
-<span class="sourceLineNo">387</span>      this.response = new BufferChain(response);<a name="line.387"></a>
-<span class="sourceLineNo">388</span>    }<a name="line.388"></a>
-<span class="sourceLineNo">389</span><a name="line.389"></a>
-<span class="sourceLineNo">390</span>    protected synchronized void setResponse(Object m, final CellScanner cells,<a name="line.390"></a>
-<span class="sourceLineNo">391</span>        Throwable t, String errorMsg) {<a name="line.391"></a>
-<span class="sourceLineNo">392</span>      if (this.isError) return;<a name="line.392"></a>
-<span class="sourceLineNo">393</span>      if (t != null) this.isError = true;<a name="line.393"></a>
-<span class="sourceLineNo">394</span>      BufferChain bc = null;<a name="line.394"></a>
-<span class="sourceLineNo">395</span>      try {<a name="line.395"></a>
-<span class="sourceLineNo">396</span>        ResponseHeader.Builder headerBuilder = ResponseHeader.newBuilder();<a name="line.396"></a>
-<span class="sourceLineNo">397</span>        // Presume it a pb Message.  Could be null.<a name="line.397"></a>
-<span class="sourceLineNo">398</span>        Message result = (Message)m;<a name="line.398"></a>
-<span class="sourceLineNo">399</span>        // Call id.<a name="line.399"></a>
-<span class="sourceLineNo">400</span>        headerBuilder.setCallId(this.id);<a name="line.400"></a>
-<span class="sourceLineNo">401</span>        if (t != null) {<a name="line.401"></a>
-<span class="sourceLineNo">402</span>          ExceptionResponse.Builder exceptionBuilder = ExceptionResponse.newBuilder();<a name="line.402"></a>
-<span class="sourceLineNo">403</span>          exceptionBuilder.setExceptionClassName(t.getClass().getName());<a name="line.403"></a>
-<span class="sourceLineNo">404</span>          exceptionBuilder.setStackTrace(errorMsg);<a name="line.404"></a>
-<span class="sourceLineNo">405</span>          exceptionBuilder.setDoNotRetry(t instanceof DoNotRetryIOException);<a name="line.405"></a>
-<span class="sourceLineNo">406</span>          if (t instanceof RegionMovedException) {<a name="line.406"></a>
-<span class="sourceLineNo">407</span>            // Special casing for this exception.  This is only one carrying a payload.<a name="line.407"></a>
-<span class="sourceLineNo">408</span>            // Do this instead of build a generic system for allowing exceptions carry<a name="line.408"></a>
-<span class="sourceLineNo">409</span>            // any kind of payload.<a name="line.409"></a>
-<span class="sourceLineNo">410</span>            RegionMovedException rme = (RegionMovedException)t;<a name="line.410"></a>
-<span class="sourceLineNo">411</span>            exceptionBuilder.setHostname(rme.getHostname());<a name="line.411"></a>
-<span class="sourceLineNo">412</span>            exceptionBuilder.setPort(rme.getPort());<a name="line.412"></a>
-<span class="sourceLineNo">413</span>          }<a name="line.413"></a>
-<span class="sourceLineNo">414</span>          // Set the exception as the result of the method invocation.<a name="line.414"></a>
-<span class="sourceLineNo">415</span>          headerBuilder.setException(exceptionBuilder.build());<a name="line.415"></a>
-<span class="sourceLineNo">416</span>        }<a name="line.416"></a>
-<span class="sourceLineNo">417</span>        // Pass reservoir to buildCellBlock. Keep reference to returne so can add it back to the<a name="line.417"></a>
-<span class="sourceLineNo">418</span>        // reservoir when finished. This is hacky and the hack is not contained but benefits are<a name="line.418"></a>
-<span class="sourceLineNo">419</span>        // high when we can avoid a big buffer allocation on each rpc.<a name="line.419"></a>
-<span class="sourceLineNo">420</span>        this.cellBlock = ipcUtil.buildCellBlock(this.connection.codec,<a name="line.420"></a>
-<span class="sourceLineNo">421</span>          this.connection.compressionCodec, cells, reservoir);<a name="line.421"></a>
-<span class="sourceLineNo">422</span>        if (this.cellBlock != null) {<a name="line.422"></a>
-<span class="sourceLineNo">423</span>          CellBlockMeta.Builder cellBlockBuilder = CellBlockMeta.newBuilder();<a name="line.423"></a>
-<span class="sourceLineNo">424</span>          // Presumes the cellBlock bytebuffer has been flipped so limit has total size in it.<a name="line.424"></a>
-<span class="sourceLineNo">425</span>          cellBlockBuilder.setLength(this.cellBlock.limit());<a name="line.425"></a>
-<span class="sourceLineNo">426</span>          headerBuilder.setCellBlockMeta(cellBlockBuilder.build());<a name="line.426"></a>
-<span class="sourceLineNo">427</span>        }<a name="line.427"></a>
-<span class="sourceLineNo">428</span>        Message header = headerBuilder.build();<a name="line.428"></a>
-<span class="sourceLineNo">429</span><a name="line.429"></a>
-<span class="sourceLineNo">430</span>        // Organize the response as a set of bytebuffers rather than collect it all together inside<a name="line.430"></a>
-<span class="sourceLineNo">431</span>        // one big byte array; save on allocations.<a name="line.431"></a>
-<span class="sourceLineNo">432</span>        ByteBuffer bbHeader = IPCUtil.getDelimitedMessageAsByteBuffer(header);<a name="line.432"></a>
-<span class="sourceLineNo">433</span>        ByteBuffer bbResult = IPCUtil.getDelimitedMessageAsByteBuffer(result);<a name="line.433"></a>
-<span class="sourceLineNo">434</span>        int totalSize = bbHeader.capacity() + (bbResult == null? 0: bbResult.limit()) +<a name="line.434"></a>
-<span class="sourceLineNo">435</span>          (this.cellBlock == null? 0: this.cellBlock.limit());<a name="line.435"></a>
-<span class="sourceLineNo">436</span>        ByteBuffer bbTotalSize = ByteBuffer.wrap(Bytes.toBytes(totalSize));<a name="line.436"></a>
-<span class="sourceLineNo">437</span>        bc = new BufferChain(bbTotalSize, bbHeader, bbResult, this.cellBlock);<a name="line.437"></a>
-<span class="sourceLineNo">438</span>        if (connection.useWrap) {<a name="line.438"></a>
-<span class="sourceLineNo">439</span>          bc = wrapWithSasl(bc);<a name="line.439"></a>
-<span class="sourceLineNo">440</span>        }<a name="line.440"></a>
-<span class="sourceLineNo">441</span>      } catch (IOException e) {<a name="line.441"></a>
-<span class="sourceLineNo">442</span>        LOG.warn("Exception while creating response " + e);<a name="line.442"></a>
-<span class="sourceLineNo">443</span>      }<a name="line.443"></a>
-<span class="sourceLineNo">444</span>      this.response = bc;<a name="line.444"></a>
-<span class="sourceLineNo">445</span>      // Once a response message is created and set to this.response, this Call can be treated as<a name="line.445"></a>
-<span class="sourceLineNo">446</span>      // done. The Responder thread will do the n/w write of this message back to client.<a name="line.446"></a>
-<span class="sourceLineNo">447</span>      if (this.callback != null) {<a name="line.447"></a>
-<span class="sourceLineNo">448</span>        try {<a name="line.448"></a>
-<span class="sourceLineNo">449</span>          this.callback.run();<a name="line.449"></a>
-<span class="sourceLineNo">450</span>        } catch (Exception e) {<a name="line.450"></a>
-<span class="sourceLineNo">451</span>          // Don't allow any exception here to kill this handler thread.<a name="line.451"></a>
-<span class="sourceLineNo">452</span>          LOG.warn("Exception while running the Rpc Callback.", e);<a name="line.452"></a>
-<span class="sourceLineNo">453</span>        }<a name="line.453"></a>
-<span class="sourceLineNo">454</span>      }<a name="line.454"></a>
-<span class="sourceLineNo">455</span>    }<a name="line.455"></a>
-<span class="sourceLineNo">456</span><a name="line.456"></a>
-<span class="sourceLineNo">457</span>    private BufferChain wrapWithSasl(BufferChain bc)<a name="line.457"></a>
-<span class="sourceLineNo">458</span>        throws IOException {<a name="line.458"></a>
-<span class="sourceLineNo">459</span>      if (!this.connection.useSasl) return bc;<a name="line.459"></a>
-<span class="sourceLineNo">460</span>      // Looks like no way around this; saslserver wants a byte array.  I have to make it one.<a name="line.460"></a>
-<span class="sourceLineNo">461</span>      // THIS IS A BIG UGLY COPY.<a name="line.461"></a>
-<span class="sourceLineNo">462</span>      byte [] responseBytes = bc.getBytes();<a name="line.462"></a>
-<span class="sourceLineNo">463</span>      byte [] token;<a name="line.463"></a>
-<span class="sourceLineNo">464</span>      // synchronization may be needed since there can be multiple Handler<a name="line.464"></a>
-<span class="sourceLineNo">465</span>      // threads using saslServer to wrap responses.<a name="line.465"></a>
-<span class="sourceLineNo">466</span>      synchronized (connection.saslServer) {<a name="line.466"></a>
-<span class="sourceLineNo">467</span>        token = connection.saslServer.wrap(responseBytes, 0, responseBytes.length);<a name="line.467"></a>
-<span class="sourceLineNo">468</span>      }<a name="line.468"></a>
-<span class="sourceLineNo">469</span>      if (LOG.isTraceEnabled()) {<a name="line.469"></a>
-<span class="sourceLineNo">470</span>        LOG.trace("Adding saslServer wrapped token of size " + token.length<a name="line.470"></a>
-<span class="sourceLineNo">471</span>            + " as call response.");<a name="line.471"></a>
-<span class="sourceLineNo">472</span>      }<a name="line.472"></a>
-<span class="sourceLineNo">473</span><a name="line.473"></a>
-<span class="sourceLineNo">474</span>      ByteBuffer bbTokenLength = ByteBuffer.wrap(Bytes.toBytes(token.length));<a name="line.474"></a>
-<span class="sourceLineNo">475</span>      ByteBuffer bbTokenBytes = ByteBuffer.wrap(token);<a name="line.475"></a>
-<span class="sourceLineNo">476</span>      return new BufferChain(bbTokenLength, bbTokenBytes);<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>    @Override<a name="line.479"></a>
-<span class="sourceLineNo">480</span>    public boolean isClientCellBlockSupported() {<a name="line.480"></a>
-<span class="sourceLineNo">481</span>      return this.connection != null &amp;&amp; this.connection.codec != null;<a name="line.481"></a>
-<span class="sourceLineNo">482</span>    }<a name="line.482"></a>
-<span class="sourceLineNo">483</span><a name="line.483"></a>
-<span class="sourceLineNo">484</span>    @Override<a name="line.484"></a>
-<span class="sourceLineNo">485</span>    public long disconnectSince() {<a name="line.485"></a>
-<span class="sourceLineNo">486</span>      if (!connection.channel.isOpen()) {<a name="line.486"></a>
-<span class="sourceLineNo">487</span>        return System.currentTimeMillis() - timestamp;<a name="line.487"></a>
-<span class="sourceLineNo">488</span>      } else {<a name="line.488"></a>
-<span class="sourceLineNo">489</span>        return -1L;<a name="line.489"></a>
-<span class="sourceLineNo">490</span>      }<a name="line.490"></a>
-<span class="sourceLineNo">491</span>    }<a name="line.491"></a>
-<span class="sourceLineNo">492</span><a name="line.492"></a>
-<span class="sourceLineNo">493</span>    public long getSize() {<a name="line.493"></a>
-<span class="sourceLineNo">494</span>      return this.size;<a name="line.494"></a>
-<span class="sourceLineNo">495</span>    }<a name="line.495"></a>
-<span class="sourceLineNo">496</span><a name="line.496"></a>
-<span class="sourceLineNo">497</span>    public long getResponseCellSize() {<a name="line.497"></a>
-<span class="sourceLineNo">498</span>      return responseCellSize;<a name="line.498"></a>
-<span class="sourceLineNo">499</span>    }<a name="line.499"></a>
-<span class="sourceLineNo">500</span><a name="line.500"></a>
-<span class="sourceLineNo">501</span>    public void incrementResponseCellSize(long cellSize) {<a name="line.501"></a>
-<span class="sourceLineNo">502</span>      responseCellSize += cellSize;<a name="line.502"></a>
-<span class="sourceLineNo">503</span>    }<a name="line.503"></a>
-<span class="sourceLineNo">504</span><a name="line.504"></a>
-<span class="sourceLineNo">505</span>    @Override<a name="line.505"></a>
-<span class="sourceLineNo">506</span>    public long getResponseBlockSize() {<a name="line.506"></a>
-<span class="sourceLineNo">507</span>      return responseBlockSize;<a name="line.507"></a>
-<span class="sourceLineNo">508</span>    }<a name="line.508"></a>
-<span class="sourceLineNo">509</span><a name="line.509"></a>
-<span class="sourceLineNo">510</span>    @Override<a name="line.510"></a>
-<span class="sourceLineNo">511</span>    public void incrementResponseBlockSize(long blockSize) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span>      responseBlockSize += blockSize;<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>    public synchronized void sendResponseIfReady() throws IOException {<a name="line.515"></a>
-<span class="sourceLineNo">516</span>      this.responder.doRespond(this);<a name="line.516"></a>
-<span class="sourceLineNo">517</span>    }<a name="line.517"></a>
-<span class="sourceLineNo">518</span><a name="line.518"></a>
-<span class="sourceLineNo">519</span>    public UserGroupInformation getRemoteUser() {<a name="line.519"></a>
-<span class="sourceLineNo">520</span>      return connection.ugi;<a name="line.520"></a>
-<span class="sourceLineNo">521</span>    }<a name="line.521"></a>
-<span class="sourceLineNo">522</span><a name="line.522"></a>
-<span class="sourceLineNo">523</span>    @Override<a name="line.523"></a>
-<span class="sourceLineNo">524</span>    public User getRequestUser() {<a name="line.524"></a>
-<span class="sourceLineNo">525</span>      return user;<a name="line.525"></a>
-<span class="sourceLineNo">526</span>    }<a name="line.526"></a>
-<span class="sourceLineNo">527</span><a name="line.527"></a>
-<span class="sourceLineNo">528</span>    @Override<a name="line.528"></a>
-<span class="sourceLineNo">529</span>    public String getRequestUserName() {<a name="line.529"></a>
-<span class="sourceLineNo">530</span>      User user = getRequestUser();<a name="line.530"></a>
-<span class="sourceLineNo">531</span>      return user == null? null: user.getShortName();<a name="line.531"></a>
-<span class="sourceLineNo">532</span>    }<a name="line.532"></a>
-<span class="sourceLineNo">533</span><a name="line.533"></a>
-<span class="sourceLineNo">534</span>    @Override<a name="line.534"></a>
-<span class="sourceLineNo">535</span>    public InetAddress getRemoteAddress() {<a name="line.535"></a>
-<span class="sourceLineNo">536</span>      return remoteAddress;<a name="line.536"></a>
-<span class="sourceLineNo">537</span>    }<a name="line.537"></a>
-<span class="sourceLineNo">538</span><a name="line.538"></a>
-<span class="sourceLineNo">539</span>    @Override<a name="line.539"></a>
-<span class="sourceLineNo">540</span>    public VersionInfo getClientVersionInfo() {<a name="line.540"></a>
-<span class="sourceLineNo">541</span>      return connection.getVersionInfo();<a name="line.541"></a>
-<span class="sourceLineNo">542</span>    }<a name="line.542"></a>
-<span class="sourceLineNo">543</span><a name="line.543"></a>
-<span class="sourceLineNo">544</span>    @Override<a name="line.544"></a>
-<span class="sourceLineNo">545</span>    public synchronized void setCallBack(RpcCallback callback) {<a name="line.545"></a>
-<span class="sourceLineNo">546</span>      this.callback = callback;<a name="line.546"></a>
-<span class="sourceLineNo">547</span>    }<a name="line.547"></a>
-<span class="sourceLineNo">548</span><a name="line.548"></a>
-<span class="sourceLineNo">549</span>    @Override<a name="line.549"></a>
-<span class="sourceLineNo">550</span>    public boolean isRetryImmediatelySupported() {<a name="line.550"></a>
-<span class="sourceLineNo">551</span>      return retryImmediatelySupported;<a name="line.551"></a>
-<span class="sourceLineNo">552</span>    }<a name="line.552"></a>
-<span class="sourceLineNo">553</span>  }<a name="line.553"></a>
-<span class="sourceLineNo">554</span><a name="line.554"></a>
-<span class="sourceLineNo">555</span>  /** Listens on the socket. Creates jobs for the handler threads*/<a name="line.555"></a>
-<span class="sourceLineNo">556</span>  private class Listener extends Thread {<a name="line.556"></a>
-<span class="sourceLineNo">557</span><a name="line.557"></a>
-<span class="sourceLineNo">558</span>    private ServerSocketChannel acceptChannel = null; //the accept channel<a name="line.558"></a>
-<span class="sourceLineNo">559</span>    private Selector selector = null; //the selector that we use for the server<a name="line.559"></a>
-<span class="sourceLineNo">560</span>    private Reader[] readers = null;<a name="line.560"></a>
-<span class="sourceLineNo">561</span>    private int currentReader = 0;<a name="line.561"></a>
-<span class="sourceLineNo">562</span>    private Random rand = new Random();<a name="line.562"></a>
-<span class="sourceLineNo">563</span>    private long lastCleanupRunTime = 0; //the last time when a cleanup connec-<a name="line.563"></a>
-<span class="sourceLineNo">564</span>                                         //-tion (for idle connections) ran<a name="line.564"></a>
-<span class="sourceLineNo">565</span>    private long cleanupInterval = 10000; //the minimum interval between<a name="line.565"></a>
-<span class="sourceLineNo">566</span>                                          //two cleanup runs<a name="line.566"></a>
-<span class="sourceLineNo">567</span>    private int backlogLength;<a name="line.567"></a>
-<span class="sourceLineNo">568</span><a name="line.568"></a>
-<span class="sourceLineNo">569</span>    private ExecutorService readPool;<a name="line.569"></a>
-<span class="sourceLineNo">570</span><a name="line.570"></a>
-<span class="sourceLineNo">571</span>    public Listener(final String name) throws IOException {<a name="line.571"></a>
-<span class="sourceLineNo">572</span>      super(name);<a name="line.572"></a>
-<span class="sourceLineNo">573</span>      backlogLength = conf.getInt("hbase.ipc.server.listen.queue.size", 128);<a name="line.573"></a>
-<span class="sourceLineNo">574</span>      // Create a new server socket and set to non blocking mode<a name="line.574"></a>
-<span class="sourceLineNo">575</span>      acceptChannel = ServerSocketChannel.open();<a name="line.575"></a>
-<span class="sourceLineNo">576</span>      acceptChannel.configureBlocking(false);<a name="line.576"></a>
-<span class="sourceLineNo">577</span><a name="line.577"></a>
-<span class="sourceLineNo">578</span>      // Bind the server socket to the binding addrees (can be different from the default interface)<a name="line.578"></a>
-<span class="sourceLineNo">579</span>      bind(acceptChannel.socket(), bindAddress, backlogLength);<a name="line.579"></a>
-<span class="sourceLineNo">580</span>      port = acceptChannel.socket().getLocalPort(); //Could be an ephemeral port<a name="line.580"></a>
-<span class="sourceLineNo">581</span>      address = (InetSocketAddress)acceptChannel.socket().getLocalSocketAddress();<a name="line.581"></a>
-<span class="sourceLineNo">582</span>      // create a selector;<a name="line.582"></a>
-<span class="sourceLineNo">583</span>      selector= Selector.open();<a name="line.583"></a>
-<span class="sourceLineNo">584</span><a name="line.584"></a>
-<span class="sourceLineNo">585</span>      readers = new Reader[readThreads];<a name="line.585"></a>
-<span class="sourceLineNo">586</span>      readPool = Executors.newFixedThreadPool(readThreads,<a name="line.586"></a>
-<span class="sourceLineNo">587</span>        new ThreadFactoryBuilder().setNameFormat(<a name="line.587"></a>
-<span class="sourceLineNo">588</span>          "RpcServer.reader=%d,bindAddress=" + bindAddress.getHostName() +<a name="line.588"></a>
-<span class="sourceLineNo">589</span>          ",port=" + port).setDaemon(true).build());<a name="line.589"></a>
-<span class="sourceLineNo">590</span>      for (int i = 0; i &lt; readThreads; ++i) {<a name="line.590"></a>
-<span class="sourceLineNo">591</span>        Reader reader = new Reader();<a name="line.591"></a>
-<span class="sourceLineNo">592</span>        readers[i] = reader;<a name="line.592"></a>
-<span class="sourceLineNo">593</span>        readPool.execute(reader);<a name="line.593"></a>
-<span class="sourceLineNo">594</span>      }<a name="line.594"></a>
-<span class="sourceLineNo">595</span>      LOG.info(getName() + ": started " + readThreads + " reader(s) listening on port=" + port);<a name="line.595"></a>
-<span class="sourceLineNo">596</span><a name="line.596"></a>
-<span class="sourceLineNo">597</span>      // Register accepts on the server socket with the selector.<a name="line.597"></a>
-<span class="sourceLineNo">598</span>      acceptChannel.register(selector, SelectionKey.OP_ACCEPT);<a name="line.598"></a>
-<span class="sourceLineNo">599</span>      this.setName("RpcServer.listener,port=" + port);<a name="line.599"></a>
-<span class="sourceLineNo">600</span>      this.setDaemon(true);<a name="line.600"></a>
-<span class="sourceLineNo">601</span>    }<a name="line.601"></a>
-<span class="sourceLineNo">602</span><a name="line.602"></a>
+<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.CallQueueTooBigException;<a name="line.70"></a>
+<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.71"></a>
+<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.classification.InterfaceStability;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>import org.apache.hadoop.conf.Configuration;<a name="line.73"></a>
+<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.CellScanner;<a name="line.74"></a>
+<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.75"></a>
+<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.HBaseIOException;<a name="line.76"></a>
+<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.77"></a>
+<span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.HConstants;<a name="line.78"></a>
+<span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.79"></a>
+<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.Server;<a name="line.80"></a>
+<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.TableName;<a name="line.81"></a>
+<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.client.Operation;<a name="line.82"></a>
+<span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.client.VersionInfoUtil;<a name="line.83"></a>
+<span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.codec.Codec;<a name="line.84"></a>
+<span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.conf.ConfigurationObserver;<a name="line.85"></a>
+<span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.exceptions.RegionMovedException;<a name="line.86"></a>
+<span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.io.ByteBufferOutputStream;<a name="line.87"></a>
+<span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.io.BoundedByteBufferPool;<a name="line.88"></a>
+<span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.monitoring.MonitoredRPCHandler;<a name="line.89"></a>
+<span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.monitoring.TaskMonitor;<a name="line.90"></a>
+<span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.protobuf.ProtobufUtil;<a name="line.91"></a>
+<span class="sourceLineNo">092</span>import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.VersionInfo;<a name="line.92"></a>
+<span class="sourceLineNo">093</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.CellBlockMeta;<a name="line.93"></a>
+<span class="sourceLineNo">094</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.ConnectionHeader;<a name="line.94"></a>
+<span class="sourceLineNo">095</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.ExceptionResponse;<a name="line.95"></a>
+<span class="sourceLineNo">096</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.RequestHeader;<a name="line.96"></a>
+<span class="sourceLineNo">097</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.ResponseHeader;<a name="line.97"></a>
+<span class="sourceLineNo">098</span>import org.apache.hadoop.hbase.protobuf.generated.RPCProtos.UserInformation;<a name="line.98"></a>
+<span class="sourceLineNo">099</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.99"></a>
+<span class="sourceLineNo">100</span>import org.apache.hadoop.hbase.security.AccessDeniedException;<a name="line.100"></a>
+<span class="sourceLineNo">101</span>import org.apache.hadoop.hbase.security.AuthMethod;<a name="line.101"></a>
+<span class="sourceLineNo">102</span>import org.apache.hadoop.hbase.security.HBasePolicyProvider;<a name="line.102"></a>
+<span class="sourceLineNo">103</span>import org.apache.hadoop.hbase.security.HBaseSaslRpcServer;<a name="line.103"></a>
+<span class="sourceLineNo">104</span>import org.apache.hadoop.hbase.security.User;<a name="line.104"></a>
+<span class="sourceLineNo">105</span>import org.apache.hadoop.hbase.security.HBaseSaslRpcServer.SaslDigestCallbackHandler;<a name="line.105"></a>
+<span class="sourceLineNo">106</span>import org.apache.hadoop.hbase.security.HBaseSaslRpcServer.SaslGssCallbackHandler;<a name="line.106"></a>
+<span class="sourceLineNo">107</span>import org.apache.hadoop.hbase.security.SaslStatus;<a name="line.107"></a>
+<span class="sourceLineNo">108</span>import org.apache.hadoop.hbase.security.SaslUtil;<a name="line.108"></a>
+<span class="sourceLineNo">109</span>import org.apache.hadoop.hbase.security.UserProvider;<a name="line.109"></a>
+<span class="sourceLineNo">110</span>import org.apache.hadoop.hbase.security.token.AuthenticationTokenSecretManager;<a name="line.110"></a>
+<span class="sourceLineNo">111</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.111"></a>
+<span class="sourceLineNo">112</span>import org.apache.hadoop.hbase.util.Counter;<a name="line.112"></a>
+<span class="sourceLineNo">113</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.113"></a>
+<span class="sourceLineNo">114</span>import org.apache.hadoop.io.BytesWritable;<a name="line.114"></a>
+<span class="sourceLineNo">115</span>import org.apache.hadoop.io.IntWritable;<a name="line.115"></a>
+<span class="sourceLineNo">116</span>import org.apache.hadoop.io.Writable;<a name="line.116"></a>
+<span class="sourceLineNo">117</span>import org.apache.hadoop.io.WritableUtils;<a name="line.117"></a>
+<span class="sourceLineNo">118</span>import org.apache.hadoop.io.compress.CompressionCodec;<a name="line.118"></a>
+<span class="sourceLineNo">119</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.119"></a>
+<span class="sourceLineNo">120</span>import org.apache.hadoop.security.UserGroupInformation.AuthenticationMethod;<a name="line.120"></a>
+<span class="sourceLineNo">121</span>import org.apache.hadoop.security.authorize.AuthorizationException;<a name="line.121"></a>
+<span class="sourceLineNo">122</span>import org.apache.hadoop.security.authorize.PolicyProvider;<a name="line.122"></a>
+<span class="sourceLineNo">123</span>import org.apache.hadoop.security.authorize.ProxyUsers;<a name="line.123"></a>
+<span class="sourceLineNo">124</span>import org.apache.hadoop.security.authorize.ServiceAuthorizationManager;<a name="line.124"></a>
+<span class="sourceLineNo">125</span>import org.apache.hadoop.security.token.SecretManager;<a name="line.125"></a>
+<span class="sourceLineNo">126</span>import org.apache.hadoop.security.token.SecretManager.InvalidToken;<a name="line.126"></a>
+<span class="sourceLineNo">127</span>import org.apache.hadoop.security.token.TokenIdentifier;<a name="line.127"></a>
+<span class="sourceLineNo">128</span>import org.apache.hadoop.util.StringUtils;<a name="line.128"></a>
+<span class="sourceLineNo">129</span>import org.codehaus.jackson.map.ObjectMapper;<a name="line.129"></a>
+<span class="sourceLineNo">130</span>import org.apache.htrace.TraceInfo;<a name="line.130"></a>
+<span class="sourceLineNo">131</span><a name="line.131"></a>
+<span class="sourceLineNo">132</span>import com.google.common.util.concurrent.ThreadFactoryBuilder;<a name="line.132"></a>
+<span class="sourceLineNo">133</span>import com.google.protobuf.BlockingService;<a name="line.133"></a>
+<span class="sourceLineNo">134</span>import com.google.protobuf.CodedInputStream;<a name="line.134"></a>
+<span class="sourceLineNo">135</span>import com.google.protobuf.Descriptors.MethodDescriptor;<a name="line.135"></a>
+<span class="sourceLineNo">136</span>import com.google.protobuf.Message;<a name="line.136"></a>
+<span class="sourceLineNo">137</span>import com.google.protobuf.ServiceException;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import com.google.protobuf.TextFormat;<a name="line.138"></a>
+<span class="sourceLineNo">139</span><a name="line.139"></a>
+<span class="sourceLineNo">140</span>/**<a name="line.140"></a>
+<span class="sourceLineNo">141</span> * An RPC server that hosts protobuf described Services.<a name="line.141"></a>
+<span class="sourceLineNo">142</span> *<a name="line.142"></a>
+<span class="sourceLineNo">143</span> * An RpcServer instance has a Listener that hosts the socket.  Listener has fixed number<a name="line.143"></a>
+<span class="sourceLineNo">144</span> * of Readers in an ExecutorPool, 10 by default.  The Listener does an accept and then<a name="line.144"></a>
+<span class="sourceLineNo">145</span> * round robin a Reader is chosen to do the read.  The reader is registered on Selector.  Read does<a name="line.145"></a>
+<span class="sourceLineNo">146</span> * total read off the channel and the parse from which it makes a Call.  The call is wrapped in a<a name="line.146"></a>
+<span class="sourceLineNo">147</span> * CallRunner and passed to the scheduler to be run.  Reader goes back to see if more to be done<a name="line.147"></a>
+<span class="sourceLineNo">148</span> * and loops till done.<a name="line.148"></a>
+<span class="sourceLineNo">149</span> *<a name="line.149"></a>
+<span class="sourceLineNo">150</span> * &lt;p&gt;Scheduler can be variously implemented but default simple scheduler has handlers to which it<a name="line.150"></a>
+<span class="sourceLineNo">151</span> * has given the queues into which calls (i.e. CallRunner instances) are inserted.  Handlers run<a name="line.151"></a>
+<span class="sourceLineNo">152</span> * taking from the queue.  They run the CallRunner#run method on each item gotten from queue<a name="line.152"></a>
+<span class="sourceLineNo">153</span> * and keep taking while the server is up.<a name="line.153"></a>
+<span class="sourceLineNo">154</span> *<a name="line.154"></a>
+<span class="sourceLineNo">155</span> * CallRunner#run executes the call.  When done, asks the included Call to put itself on new<a name="line.155"></a>
+<span class="sourceLineNo">156</span> * queue for Responder to pull from and return result to client.<a name="line.156"></a>
+<span class="sourceLineNo">157</span> *<a name="line.157"></a>
+<span class="sourceLineNo">158</span> * @see RpcClientImpl<a name="line.158"></a>
+<span class="sourceLineNo">159</span> */<a name="line.159"></a>
+<span class="sourceLineNo">160</span>@InterfaceAudience.LimitedPrivate({HBaseInterfaceAudience.COPROC, HBaseInterfaceAudience.PHOENIX})<a name="line.160"></a>
+<span class="sourceLineNo">161</span>@InterfaceStability.Evolving<a name="line.161"></a>
+<span class="sourceLineNo">162</span>public class RpcServer implements RpcServerInterface, ConfigurationObserver {<a name="line.162"></a>
+<span class="sourceLineNo">163</span>  // LOG is being used in CallRunner and the log level is being changed in tests<a name="line.163"></a>
+<span class="sourceLineNo">164</span>  public static final Log LOG = LogFactory.getLog(RpcServer.class);<a name="line.164"></a>
+<span class="sourceLineNo">165</span>  private static final CallQueueTooBigException CALL_QUEUE_TOO_BIG_EXCEPTION<a name="line.165"></a>
+<span class="sourceLineNo">166</span>      = new CallQueueTooBigException();<a name="line.166"></a>
+<span class="sourceLineNo">167</span><a name="line.167"></a>
+<span class="sourceLineNo">168</span>  private final boolean authorize;<a name="line.168"></a>
+<span class="sourceLineNo">169</span>  private boolean isSecurityEnabled;<a name="line.169"></a>
+<span class="sourceLineNo">170</span><a name="line.170"></a>
+<span class="sourceLineNo">171</span>  public static final byte CURRENT_VERSION = 0;<a name="line.171"></a>
+<span class="sourceLineNo">172</span><a name="line.172"></a>
+<span class="sourceLineNo">173</span>  /**<a name="line.173"></a>
+<span class="sourceLineNo">174</span>   * Whether we allow a fallback to SIMPLE auth for insecure clients when security is enabled.<a name="line.174"></a>
+<span class="sourceLineNo">175</span>   */<a name="line.175"></a>
+<span class="sourceLineNo">176</span>  public static final String FALLBACK_TO_INSECURE_CLIENT_AUTH =<a name="line.176"></a>
+<span class="sourceLineNo">177</span>          "hbase.ipc.server.fallback-to-simple-auth-allowed";<a name="line.177"></a>
+<span class="sourceLineNo">178</span><a name="line.178"></a>
+<span class="sourceLineNo">179</span>  /**<a name="line.179"></a>
+<span class="sourceLineNo">180</span>   * How many calls/handler are allowed in the queue.<a name="line.180"></a>
+<span class="sourceLineNo">181</span>   */<a name="line.181"></a>
+<span class="sourceLineNo">182</span>  static final int DEFAULT_MAX_CALLQUEUE_LENGTH_PER_HANDLER = 10;<a name="line.182"></a>
+<span class="sourceLineNo">183</span><a name="line.183"></a>
+<span class="sourceLineNo">184</span>  /**<a name="line.184"></a>
+<span class="sourceLineNo">185</span>   * The maximum size that we can hold in the RPC queue<a name="line.185"></a>
+<span class="sourceLineNo">186</span>   */<a name="line.186"></a>
+<span class="sourceLineNo">187</span>  private static final int DEFAULT_MAX_CALLQUEUE_SIZE = 1024 * 1024 * 1024;<a name="line.187"></a>
+<span class="sourceLineNo">188</span><a name="line.188"></a>
+<span class="sourceLineNo">189</span>  private final IPCUtil ipcUtil;<a name="line.189"></a>
+<span class="sourceLineNo">190</span><a name="line.190"></a>
+<span class="sourceLineNo">191</span>  private static final String AUTH_FAILED_FOR = "Auth failed for ";<a name="line.191"></a>
+<span class="sourceLineNo">192</span>  private static final String AUTH_SUCCESSFUL_FOR = "Auth successful for ";<a name="line.192"></a>
+<span class="sourceLineNo">193</span>  private static final Log AUDITLOG = LogFactory.getLog("SecurityLogger." +<a name="line.193"></a>
+<span class="sourceLineNo">194</span>    Server.class.getName());<a name="line.194"></a>
+<span class="sourceLineNo">195</span>  protected SecretManager&lt;TokenIdentifier&gt; secretManager;<a name="line.195"></a>
+<span class="sourceLineNo">196</span>  protected ServiceAuthorizationManager authManager;<a name="line.196"></a>
+<span class="sourceLineNo">197</span><a name="line.197"></a>
+<span class="sourceLineNo">198</span>  /** This is set to Call object before Handler invokes an RPC and ybdie<a name="line.198"></a>
+<span class="sourceLineNo">199</span>   * after the call returns.<a name="line.199"></a>
+<span class="sourceLineNo">200</span>   */<a name="line.200"></a>
+<span class="sourceLineNo">201</span>  protected static final ThreadLocal&lt;Call&gt; CurCall = new ThreadLocal&lt;Call&gt;();<a name="line.201"></a>
+<span class="sourceLineNo">202</span><a name="line.202"></a>
+<span class="sourceLineNo">203</span>  /** Keeps MonitoredRPCHandler per handler thread. */<a name="line.203"></a>
+<span class="sourceLineNo">204</span>  static final ThreadLocal&lt;MonitoredRPCHandler&gt; MONITORED_RPC<a name="line.204"></a>
+<span class="sourceLineNo">205</span>      = new ThreadLocal&lt;MonitoredRPCHandler&gt;();<a name="line.205"></a>
+<span class="sourceLineNo">206</span><a name="line.206"></a>
+<span class="sourceLineNo">207</span>  protected final InetSocketAddress bindAddress;<a name="line.207"></a>
+<span class="sourceLineNo">208</span>  protected int port;                             // port we listen on<a name="line.208"></a>
+<span class="sourceLineNo">209</span>  protected InetSocketAddress address;            // inet address we listen on<a name="line.209"></a>
+<span class="sourceLineNo">210</span>  private int readThreads;                        // number of read threads<a name="line.210"></a>
+<span class="sourceLineNo">211</span>  protected int maxIdleTime;                      // the maximum idle time after<a name="line.211"></a>
+<span class="sourceLineNo">212</span>                                                  // which a client may be<a name="line.212"></a>
+<span class="sourceLineNo">213</span>                                                  // disconnected<a name="line.213"></a>
+<span class="sourceLineNo">214</span>  protected int thresholdIdleConnections;         // the number of idle<a name="line.214"></a>
+<span class="sourceLineNo">215</span>                                                  // connections after which we<a name="line.215"></a>
+<span class="sourceLineNo">216</span>                                                  // will start cleaning up idle<a name="line.216"></a>
+<span class="sourceLineNo">217</span>                                                  // connections<a name="line.217"></a>
+<span class="sourceLineNo">218</span>  int maxConnectionsToNuke;                       // the max number of<a name="line.218"></a>
+<span class="sourceLineNo">219</span>                                                  // connections to nuke<a name="line.219"></a>
+<span class="sourceLineNo">220</span>                                                  // during a cleanup<a name="line.220"></a>
+<span class="sourceLineNo">221</span><a name="line.221"></a>
+<span class="sourceLineNo">222</span>  protected MetricsHBaseServer metrics;<a name="line.222"></a>
+<span class="sourceLineNo">223</span><a name="line.223"></a>
+<span class="sourceLineNo">224</span>  protected final Configuration conf;<a name="line.224"></a>
+<span class="sourceLineNo">225</span><a name="line.225"></a>
+<span class="sourceLineNo">226</span>  private int maxQueueSize;<a name="line.226"></a>
+<span class="sourceLineNo">227</span>  protected int socketSendBufferSize;<a name="line.227"></a>
+<span class="sourceLineNo">228</span>  protected final boolean tcpNoDelay;   // if T then disable Nagle's Algorithm<a name="line.228"></a>
+<span class="sourceLineNo">229</span>  protected final boolean tcpKeepAlive; // if T then use keepalives<a name="line.229"></a>
+<span class="sourceLineNo">230</span>  protected final long purgeTimeout;    // in milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span><a name="line.231"></a>
+<span class="sourceLineNo">232</span>  /**<a name="line.232"></a>
+<span class="sourceLineNo">233</span>   * This flag is used to indicate to sub threads when they should go down.  When we call<a name="line.233"></a>
+<span class="sourceLineNo">234</span>   * {@link #start()}, all threads started will consult this flag on whether they should<a name="line.234"></a>
+<span class="sourceLineNo">235</span>   * keep going.  It is set to false when {@link #stop()} is called.<a name="line.235"></a>
+<span class="sourceLineNo">236</span>   */<a name="line.236"></a>
+<span class="sourceLineNo">237</span>  volatile boolean running = true;<a name="line.237"></a>
+<span class="sourceLineNo">238</span><a name="line.238"></a>
+<span class="sourceLineNo">239</span>  /**<a name="line.239"></a>
+<span class="sourceLineNo">240</span>   * This flag is set to true after all threads are up and 'running' and the server is then opened<a name="line.240"></a>
+<span class="sourceLineNo">241</span>   * for business by the call to {@link #start()}.<a name="line.241"></a>
+<span class="sourceLineNo">242</span>   */<a name="line.242"></a>
+<span class="sourceLineNo">243</span>  volatile boolean started = false;<a name="line.243"></a>
+<span class="sourceLineNo">244</span><a name="line.244"></a>
+<span class="sourceLineNo">245</span>  /**<a name="line.245"></a>
+<span class="sourceLineNo">246</span>   * This is a running count of the size of all outstanding calls by size.<a name="line.246"></a>
+<span class="sourceLineNo">247</span>   */<a name="line.247"></a>
+<span class="sourceLineNo">248</span>  protected final Counter callQueueSize = new Counter();<a name="line.248"></a>
+<span class="sourceLineNo">249</span><a name="line.249"></a>
+<span class="sourceLineNo">250</span>  protected final List&lt;Connection&gt; connectionList =<a name="line.250"></a>
+<span class="sourceLineNo">251</span>    Collections.synchronizedList(new LinkedList&lt;Connection&gt;());<a name="line.251"></a>
+<span class="sourceLineNo">252</span>  //maintain a list<a name="line.252"></a>
+<span class="sourceLineNo">253</span>  //of client connections<a name="line.253"></a>
+<span class="sourceLineNo">254</span>  private Listener listener = null;<a name="line.254"></a>
+<span class="sourceLineNo">255</span>  protected Responder responder = null;<a name="line.255"></a>
+<span class="sourceLineNo">256</span>  protected AuthenticationTokenSecretManager authTokenSecretMgr = null;<a name="line.256"></a>
+<span class="sourceLineNo">257</span>  protected int numConnections = 0;<a name="line.257"></a>
+<span class="sourceLineNo">258</span><a name="line.258"></a>
+<span class="sourceLineNo">259</span>  protected HBaseRPCErrorHandler errorHandler = null;<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span>  private static final String WARN_RESPONSE_TIME = "hbase.ipc.warn.response.time";<a name="line.261"></a>
+<span class="sourceLineNo">262</span>  private static final String WARN_RESPONSE_SIZE = "hbase.ipc.warn.response.size";<a name="line.262"></a>
+<span class="sourceLineNo">263</span><a name="line.263"></a>
+<span class="sourceLineNo">264</span>  /** Default value for above params */<a name="line.264"></a>
+<span class="sourceLineNo">265</span>  private static final int DEFAULT_WARN_RESPONSE_TIME = 10000; // milliseconds<a name="line.265"></a>
+<span class="sourceLineNo">266</span>  private static final int DEFAULT_WARN_RESPONSE_SIZE = 100 * 1024 * 1024;<a name="line.266"></a>
+<span class="sourceLineNo">267</span><a name="line.267"></a>
+<span class="sourceLineNo">268</span>  private static final ObjectMapper MAPPER = new ObjectMapper();<a name="line.268"></a>
+<span class="sourceLineNo">269</span><a name="line.269"></a>
+<span class="sourceLineNo">270</span>  private final int warnResponseTime;<a name="line.270"></a>
+<span class="sourceLineNo">271</span>  private final int warnResponseSize;<a name="line.271"></a>
+<span class="sourceLineNo">272</span>  private final Server server;<a name="line.272"></a>
+<span class="sourceLineNo">273</span>  private final List&lt;BlockingServiceAndInterface&gt; services;<a name="line.273"></a>
+<span class="sourceLineNo">274</span><a name="line.274"></a>
+<span class="sourceLineNo">275</span>  private final RpcScheduler scheduler;<a name="line.275"></a>
+<span class="sourceLineNo">276</span><a name="line.276"></a>
+<span class="sourceLineNo">277</span>  private UserProvider userProvider;<a name="line.277"></a>
+<span class="sourceLineNo">278</span><a name="line.278"></a>
+<span class="sourceLineNo">279</span>  private final BoundedByteBufferPool reservoir;<a name="line.279"></a>
+<span class="sourceLineNo">280</span><a name="line.280"></a>
+<span class="sourceLineNo">281</span>  private volatile boolean allowFallbackToSimpleAuth;<a name="line.281"></a>
+<span class="sourceLineNo">282</span><a name="line.282"></a>
+<span class="sourceLineNo">283</span>  /**<a name="line.283"></a>
+<span class="sourceLineNo">284</span>   * Datastructure that holds all necessary to a method invocation and then afterward, carries<a name="line.284"></a>
+<span class="sourceLineNo">285</span>   * the result.<a name="line.285"></a>
+<span class="sourceLineNo">286</span>   */<a name="line.286"></a>
+<span class="sourceLineNo">287</span>  class Call implements RpcCallContext {<a name="line.287"></a>
+<span class="sourceLineNo">288</span>    protected int id;                             // the client's call id<a name="line.288"></a>
+<span class="sourceLineNo">289</span>    protected BlockingService service;<a name="line.289"></a>
+<span class="sourceLineNo">290</span>    protected MethodDescriptor md;<a name="line.290"></a>
+<span class="sourceLineNo">291</span>    protected RequestHeader header;<a name="line.291"></a>
+<span class="sourceLineNo">292</span>    protected Message param;                      // the parameter passed<a name="line.292"></a>
+<span class="sourceLineNo">293</span>    // Optional cell data passed outside of protobufs.<a name="line.293"></a>
+<span class="sourceLineNo">294</span>    protected CellScanner cellScanner;<a name="line.294"></a>
+<span class="sourceLineNo">295</span>    protected Connection connection;              // connection to client<a name="line.295"></a>
+<span class="sourceLineNo">296</span>    protected long timestamp;      // the time received when response is null<a name="line.296"></a>
+<span class="sourceLineNo">297</span>                                   // the time served when response is not null<a name="line.297"></a>
+<span class="sourceLineNo">298</span>    /**<a name="line.298"></a>
+<span class="sourceLineNo">299</span>     * Chain of buffers to send as response.<a name="line.299"></a>
+<span class="sourceLineNo">300</span>     */<a name="line.300"></a>
+<span class="sourceLineNo">301</span>    protected BufferChain response;<a name="line.301"></a>
+<span class="sourceLineNo">302</span>    protected Responder responder;<a name="line.302"></a>
+<span class="sourceLineNo">303</span><a name="line.303"></a>
+<span class="sourceLineNo">304</span>    protected long size;                          // size of current call<a name="line.304"></a>
+<span class="sourceLineNo">305</span>    protected boolean isError;<a name="line.305"></a>
+<span class="sourceLineNo">306</span>    protected TraceInfo tinfo;<a name="line.306"></a>
+<span class="sourceLineNo">307</span>    private ByteBuffer cellBlock = null;<a name="line.307"></a>
+<span class="sourceLineNo">308</span><a name="line.308"></a>
+<span class="sourceLineNo">309</span>    private User user;<a name="line.309"></a>
+<span class="sourceLineNo">310</span>    private InetAddress remoteAddress;<a name="line.310"></a>
+<span class="sourceLineNo">311</span>    private RpcCallback callback;<a name="line.311"></a>
+<span class="sourceLineNo">312</span><a name="line.312"></a>
+<span class="sourceLineNo">313</span>    private long responseCellSize = 0;<a name="line.313"></a>
+<span class="sourceLineNo">314</span>    private long responseBlockSize = 0;<a name="line.314"></a>
+<span class="sourceLineNo">315</span>    private boolean retryImmediatelySupported;<a name="line.315"></a>
+<span class="sourceLineNo">316</span><a name="line.316"></a>
+<span class="sourceLineNo">317</span>    @edu.umd.cs.findbugs.annotations.SuppressWarnings(value="NP_NULL_ON_SOME_PATH",<a name="line.317"></a>
+<span class="sourceLineNo">318</span>        justification="Can't figure why this complaint is happening... see below")<a name="line.318"></a>
+<span class="sourceLineNo">319</span>    Call(int id, final BlockingService service, final MethodDescriptor md, RequestHeader header,<a name="line.319"></a>
+<span class="sourceLineNo">320</span>         Message param, CellScanner cellScanner, Connection connection, Responder responder,<a name="line.320"></a>
+<span class="sourceLineNo">321</span>         long size, TraceInfo tinfo, final InetAddress remoteAddress) {<a name="line.321"></a>
+<span class="sourceLineNo">322</span>      this.id = id;<a name="line.322"></a>
+<span class="sourceLineNo">323</span>      this.service = service;<a name="line.323"></a>
+<span class="sourceLineNo">324</span>      this.md = md;<a name="line.324"></a>
+<span class="sourceLineNo">325</span>      this.header = header;<a name="line.325"></a>
+<span class="sourceLineNo">326</span>      this.param = param;<a name="line.326"></a>
+<span class="sourceLineNo">327</span>      this.cellScanner = cellScanner;<a name="line.327"></a>
+<span class="sourceLineNo">328</span>      this.connection = connection;<a name="line.328"></a>
+<span class="sourceLineNo">329</span>      this.timestamp = System.currentTimeMillis();<a name="line.329"></a>
+<span class="sourceLineNo">330</span>      this.response = null;<a name="line.330"></a>
+<span class="sourceLineNo">331</span>      this.responder = responder;<a name="line.331"></a>
+<span class="sourceLineNo">332</span>      this.isError = false;<a name="line.332"></a>
+<span class="sourceLineNo">333</span>      this.size = size;<a name="line.333"></a>
+<span class="sourceLineNo">334</span>      this.tinfo = tinfo;<a name="line.334"></a>
+<span class="sourceLineNo">335</span>      this.user = connection == null? null: connection.user; // FindBugs: NP_NULL_ON_SOME_PATH<a name="line.335"></a>
+<span class="sourceLineNo">336</span>      this.remoteAddress = remoteAddress;<a name="line.336"></a>
+<span class="sourceLineNo">337</span>      this.retryImmediatelySupported =<a name="line.337"></a>
+<span class="sourceLineNo">338</span>          connection == null? null: connection.retryImmediatelySupported;<a name="line.338"></a>
+<span class="sourceLineNo">339</span>    }<a name="line.339"></a>
+<span class="sourceLineNo">340</span><a name="line.340"></a>
+<span class="sourceLineNo">341</span>    /**<a name="line.341"></a>
+<span class="sourceLineNo">342</span>     * Call is done. Execution happened and we returned results to client. It is now safe to<a name="line.342"></a>
+<span class="sourceLineNo">343</span>     * cleanup.<a name="line.343"></a>
+<span class="sourceLineNo">344</span>     */<a name="line.344"></a>
+<span class="sourceLineNo">345</span>    @edu.umd.cs.findbugs.annotations.SuppressWarnings(value="IS2_INCONSISTENT_SYNC",<a name="line.345"></a>
+<span class="sourceLineNo">346</span>        justification="Presume the lock on processing request held by caller is protection enough")<a name="line.346"></a>
+<span class="sourceLineNo">347</span>    void done() {<a name="line.347"></a>
+<span class="sourceLineNo">348</span>      if (this.cellBlock != null &amp;&amp; reservoir != null) {<a name="line.348"></a>
+<span class="sourceLineNo">349</span>        // Return buffer to reservoir now we are done with it.<a name="line.349"></a>
+<span class="sourceLineNo">350</span>        reservoir.putBuffer(this.cellBlock);<a name="line.350"></a>
+<span class="sourceLineNo">351</span>        this.cellBlock = null;<a name="line.351"></a>
+<span class="sourceLineNo">352</span>      }<a name="line.352"></a>
+<span class="sourceLineNo">353</span>      this.connection.decRpcCount();  // Say that we're done with this call.<a name="line.353"></a>
+<span class="sourceLineNo">354</span>    }<a name="line.354"></a>
+<span class="sourceLineNo">355</span><a name="line.355"></a>
+<span class="sourceLineNo">356</span>    @Override<a name="line.356"></a>
+<span class="sourceLineNo">357</span>    public String toString() {<a name="line.357"></a>
+<span class="sourceLineNo">358</span>      return toShortString() + " param: " +<a name="line.358"></a>
+<span class="sourceLineNo">359</span>        (this.param != null? ProtobufUtil.getShortTextFormat(this.param): "") +<a name="line.359"></a>
+<span class="sourceLineNo">360</span>        " connection: " + connection.toString();<a name="line.360"></a>
+<span class="sourceLineNo">361</span>    }<a name="line.361"></a>
+<span class="sourceLineNo">362</span><a name="line.362"></a>
+<span class="sourceLineNo">363</span>    protected RequestHeader getHeader() {<a name="line.363"></a>
+<span class="sourceLineNo">364</span>      return this.header;<a name="line.364"></a>
+<span class="sourceLineNo">365</span>    }<a name="line.365"></a>
+<span class="sourceLineNo">366</span><a name="line.366"></a>
+<span class="sourceLineNo">367</span>    /*<a name="line.367"></a>
+<span class="sourceLineNo">368</span>     * Short string representation without param info because param itself could be huge depends on<a name="line.368"></a>
+<span class="sourceLineNo">369</span>     * the payload of a command<a name="line.369"></a>
+<span class="sourceLineNo">370</span>     */<a name="line.370"></a>
+<span class="sourceLineNo">371</span>    String toShortString() {<a name="line.371"></a>
+<span class="sourceLineNo">372</span>      String serviceName = this.connection.service != null ?<a name="line.372"></a>
+<span class="sourceLineNo">373</span>          this.connection.service.getDescriptorForType().getName() : "null";<a name="line.373"></a>
+<span class="sourceLineNo">374</span>      return "callId: " + this.id + " service: " + serviceName +<a name="line.374"></a>
+<span class="sourceLineNo">375</span>          " methodName: " + ((this.md != null) ? this.md.getName() : "n/a") +<a name="line.375"></a>
+<span class="sourceLineNo">376</span>          " size: " + StringUtils.TraditionalBinaryPrefix.long2String(this.size, "", 1) +<a name="line.376"></a>
+<span class="sourceLineNo">377</span>          " connection: " + connection.toString();<a name="line.377"></a>
+<span class="sourceLineNo">378</span>    }<a name="line.378"></a>
+<span class="sourceLineNo">379</span><a name="line.379"></a>
+<span class="sourceLineNo">380</span>    String toTraceString() {<a name="line.380"></a>
+<span class="sourceLineNo">381</span>      String serviceName = this.connection.service != null ?<a name="line.381"></a>
+<span class="sourceLineNo">382</span>                           this.connection.service.getDescriptorForType().getName() : "";<a name="line.382"></a>
+<span class="sourceLineNo">383</span>      String methodName = (this.md != null) ? this.md.getName() : "";<a name="line.383"></a>
+<span class="sourceLineNo">384</span>      return serviceName + "." + methodName;<a name="line.384"></a>
+<span class="sourceLineNo">385</span>    }<a name="line.385"></a>
+<span class="sourceLineNo">386</span><a name="line.386"></a>
+<span class="sourceLineNo">387</span>    protected synchronized void setSaslTokenResponse(ByteBuffer response) {<a name="line.387"

<TRUNCATED>

Mime
View raw message