hadoop-common-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From ji...@apache.org
Subject [23/50] hadoop git commit: HDFS-9290. DFSClient#callAppend() is not backward compatible for slightly older NameNodes. Contributed by Tony Wu.
Date Tue, 27 Oct 2015 21:47:34 GMT
HDFS-9290. DFSClient#callAppend() is not backward compatible for slightly older NameNodes.
Contributed by Tony Wu.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/b9e0417b
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/b9e0417b
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/b9e0417b

Branch: refs/heads/HDFS-8966
Commit: b9e0417bdf2b9655dc4256bdb43683eca1ab46be
Parents: ab3c4cf
Author: Kihwal Lee <kihwal@apache.org>
Authored: Fri Oct 23 16:37:45 2015 -0500
Committer: Kihwal Lee <kihwal@apache.org>
Committed: Fri Oct 23 16:37:45 2015 -0500

----------------------------------------------------------------------
 .../src/main/java/org/apache/hadoop/hdfs/DFSClient.java      | 8 +++++++-
 hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt                  | 3 +++
 2 files changed, 10 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/b9e0417b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
index b460f26..8416918 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
@@ -1296,8 +1296,14 @@ public class DFSClient implements java.io.Closeable, RemotePeerFactory,
     try {
       LastBlockWithStatus blkWithStatus = namenode.append(src, clientName,
           new EnumSetWritable<>(flag, CreateFlag.class));
+      HdfsFileStatus status = blkWithStatus.getFileStatus();
+      if (status == null) {
+        DFSClient.LOG.debug("NameNode is on an older version, request file " +
+            "info with additional RPC call for file: " + src);
+        status = getFileInfo(src);
+      }
       return DFSOutputStream.newStreamForAppend(this, src, flag, progress,
-          blkWithStatus.getLastBlock(), blkWithStatus.getFileStatus(),
+          blkWithStatus.getLastBlock(), status,
           dfsClientConf.createChecksum(null), favoredNodes);
     } catch(RemoteException re) {
       throw re.unwrapRemoteException(AccessControlException.class,

http://git-wip-us.apache.org/repos/asf/hadoop/blob/b9e0417b/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 23a54eb..e9e07d4 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -2189,6 +2189,9 @@ Release 2.7.2 - UNRELEASED
     HDFS-9220. Reading small file (< 512 bytes) that is open for append fails
     due to incorrect checksum (Jing Zhao via kihwal)
 
+    HDFS-9290. DFSClient#callAppend() is not backward compatible for slightly
+    older NameNodes. (Tony Wu via kihwal)
+
 Release 2.7.1 - 2015-07-06
 
   INCOMPATIBLE CHANGES


Mime
View raw message