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From zjs...@apache.org
Subject [04/50] [abbrv] hadoop git commit: HDFS-7931. DistributedFileSystem should not look for keyProvider in cache if Encryption is disabled (asuresh)
Date Fri, 17 Apr 2015 22:35:32 GMT
HDFS-7931. DistributedFileSystem should not look for keyProvider in cache if Encryption is
disabled (asuresh)


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/f5d11720
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/f5d11720
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/f5d11720

Branch: refs/heads/YARN-2928
Commit: f5d1172011647ed46a1d05a85934baba2e3524bf
Parents: 305da53
Author: Arun Suresh <asuresh@apache.org>
Authored: Fri Apr 10 11:40:25 2015 -0700
Committer: Zhijie Shen <zjshen@apache.org>
Committed: Fri Apr 17 15:29:39 2015 -0700

----------------------------------------------------------------------
 hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt                      | 3 +++
 .../src/main/java/org/apache/hadoop/hdfs/DFSClient.java          | 4 ++++
 .../main/java/org/apache/hadoop/hdfs/DistributedFileSystem.java  | 2 +-
 3 files changed, 8 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/f5d11720/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index 5d5c8a6..333a1b1 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -479,6 +479,9 @@ Release 2.7.1 - UNRELEASED
 
     HDFS-8081. Split getAdditionalBlock() into two methods. (shv)
 
+    HDFS-7931. DistributedFileSystem should not look for keyProvider in
+    cache if Encryption is disabled (asuresh)
+
   OPTIMIZATIONS
 
   BUG FIXES

http://git-wip-us.apache.org/repos/asf/hadoop/blob/f5d11720/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
index c85c1ec..d43e7de 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
@@ -3538,6 +3538,10 @@ public class DFSClient implements java.io.Closeable, RemotePeerFactory,
     }
   }
 
+  public boolean isHDFSEncryptionEnabled() {
+    return conf.get(
+        DFSConfigKeys.DFS_ENCRYPTION_KEY_PROVIDER_URI, null) != null;
+  }
   /**
    * Returns the SaslDataTransferClient configured for this DFSClient.
    *

http://git-wip-us.apache.org/repos/asf/hadoop/blob/f5d11720/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DistributedFileSystem.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DistributedFileSystem.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DistributedFileSystem.java
index 090d884..3edab48 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DistributedFileSystem.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DistributedFileSystem.java
@@ -2191,7 +2191,7 @@ public class DistributedFileSystem extends FileSystem {
   public Token<?>[] addDelegationTokens(
       final String renewer, Credentials credentials) throws IOException {
     Token<?>[] tokens = super.addDelegationTokens(renewer, credentials);
-    if (dfs.getKeyProvider() != null) {
+    if (dfs.isHDFSEncryptionEnabled()) {
       KeyProviderDelegationTokenExtension keyProviderDelegationTokenExtension =
           KeyProviderDelegationTokenExtension.
               createKeyProviderDelegationTokenExtension(dfs.getKeyProvider());


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