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From cnaur...@apache.org
Subject svn commit: r1605225 - in /hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common: CHANGES.txt src/main/java/org/apache/hadoop/fs/CommonConfigurationKeys.java src/main/java/org/apache/hadoop/ipc/Client.java
Date Wed, 25 Jun 2014 00:02:00 GMT
Author: cnauroth
Date: Wed Jun 25 00:01:59 2014
New Revision: 1605225

URL: http://svn.apache.org/r1605225
Log:
HADOOP-10747. Merging change r1605219 from trunk to branch-2.

Modified:
    hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/CHANGES.txt
    hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeys.java
    hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java

Modified: hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/CHANGES.txt?rev=1605225&r1=1605224&r2=1605225&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/CHANGES.txt (original)
+++ hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/CHANGES.txt Wed Jun
25 00:01:59 2014
@@ -103,6 +103,9 @@ Release 2.5.0 - UNRELEASED
     HADOOP-10652. Refactor Proxyusers to use AccessControlList. (Benoy
     Antony via Arpit Agarwal)
 
+    HADOOP-10747. Support configurable retries on SASL connection failures in
+    RPC client. (cnauroth)
+
   OPTIMIZATIONS
 
   BUG FIXES 

Modified: hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeys.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeys.java?rev=1605225&r1=1605224&r2=1605225&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeys.java
(original)
+++ hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeys.java
Wed Jun 25 00:01:59 2014
@@ -253,6 +253,10 @@ public class CommonConfigurationKeys ext
   public static final String  IPC_CLIENT_FALLBACK_TO_SIMPLE_AUTH_ALLOWED_KEY = "ipc.client.fallback-to-simple-auth-allowed";
   public static final boolean IPC_CLIENT_FALLBACK_TO_SIMPLE_AUTH_ALLOWED_DEFAULT = false;
 
+  public static final String IPC_CLIENT_CONNECT_MAX_RETRIES_ON_SASL_KEY =
+    "ipc.client.connect.max.retries.on.sasl";
+  public static final int    IPC_CLIENT_CONNECT_MAX_RETRIES_ON_SASL_DEFAULT = 5;
+
   /** How often the server scans for idle connections */
   public static final String IPC_CLIENT_CONNECTION_IDLESCANINTERVAL_KEY =
       "ipc.client.connection.idle-scan-interval.ms";

Modified: hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java?rev=1605225&r1=1605224&r2=1605225&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
(original)
+++ hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
Wed Jun 25 00:01:59 2014
@@ -379,6 +379,7 @@ public class Client {
     private int maxIdleTime; //connections will be culled if it was idle for 
     //maxIdleTime msecs
     private final RetryPolicy connectionRetryPolicy;
+    private final int maxRetriesOnSasl;
     private int maxRetriesOnSocketTimeouts;
     private boolean tcpNoDelay; // if T then disable Nagle's Algorithm
     private boolean doPing; //do we need to send ping message
@@ -406,6 +407,7 @@ public class Client {
       this.rpcTimeout = remoteId.getRpcTimeout();
       this.maxIdleTime = remoteId.getMaxIdleTime();
       this.connectionRetryPolicy = remoteId.connectionRetryPolicy;
+      this.maxRetriesOnSasl = remoteId.getMaxRetriesOnSasl();
       this.maxRetriesOnSocketTimeouts = remoteId.getMaxRetriesOnSocketTimeouts();
       this.tcpNoDelay = remoteId.getTcpNoDelay();
       this.doPing = remoteId.getDoPing();
@@ -693,7 +695,6 @@ public class Client {
           LOG.debug("Connecting to "+server);
         }
         short numRetries = 0;
-        final short MAX_RETRIES = 5;
         Random rand = null;
         while (true) {
           setupConnection();
@@ -721,8 +722,8 @@ public class Client {
               if (rand == null) {
                 rand = new Random();
               }
-              handleSaslConnectionFailure(numRetries++, MAX_RETRIES, ex, rand,
-                  ticket);
+              handleSaslConnectionFailure(numRetries++, maxRetriesOnSasl, ex,
+                  rand, ticket);
               continue;
             }
             if (authMethod != AuthMethod.SIMPLE) {
@@ -1478,6 +1479,7 @@ public class Client {
     private final int maxIdleTime; //connections will be culled if it was idle for 
     //maxIdleTime msecs
     private final RetryPolicy connectionRetryPolicy;
+    private final int maxRetriesOnSasl;
     // the max. no. of retries for socket connections on time out exceptions
     private final int maxRetriesOnSocketTimeouts;
     private final boolean tcpNoDelay; // if T then disable Nagle's Algorithm
@@ -1498,6 +1500,9 @@ public class Client {
       this.maxIdleTime = conf.getInt(
           CommonConfigurationKeysPublic.IPC_CLIENT_CONNECTION_MAXIDLETIME_KEY,
           CommonConfigurationKeysPublic.IPC_CLIENT_CONNECTION_MAXIDLETIME_DEFAULT);
+      this.maxRetriesOnSasl = conf.getInt(
+          CommonConfigurationKeys.IPC_CLIENT_CONNECT_MAX_RETRIES_ON_SASL_KEY,
+          CommonConfigurationKeys.IPC_CLIENT_CONNECT_MAX_RETRIES_ON_SASL_DEFAULT);
       this.maxRetriesOnSocketTimeouts = conf.getInt(
           CommonConfigurationKeysPublic.IPC_CLIENT_CONNECT_MAX_RETRIES_ON_SOCKET_TIMEOUTS_KEY,
           CommonConfigurationKeysPublic.IPC_CLIENT_CONNECT_MAX_RETRIES_ON_SOCKET_TIMEOUTS_DEFAULT);
@@ -1531,6 +1536,10 @@ public class Client {
       return maxIdleTime;
     }
     
+    public int getMaxRetriesOnSasl() {
+      return maxRetriesOnSasl;
+    }
+
     /** max connection retries on socket time outs */
     public int getMaxRetriesOnSocketTimeouts() {
       return maxRetriesOnSocketTimeouts;



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