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From w...@apache.org
Subject [17/50] [abbrv] hadoop git commit: HDFS-8937. Erasure coding: do not throw exception when setting replication factor on EC files. Contributed by Gao Rui.
Date Wed, 30 Sep 2015 15:42:17 GMT
HDFS-8937. Erasure coding: do not throw exception when setting replication factor on EC files.
Contributed by Gao Rui.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/ddf4e785
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/ddf4e785
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/ddf4e785

Branch: refs/heads/trunk
Commit: ddf4e785475affead2f7c070b9f151de0fcb9024
Parents: 53358fe
Author: Jing Zhao <jing9@apache.org>
Authored: Wed Sep 2 11:45:45 2015 -0700
Committer: Jing Zhao <jing9@apache.org>
Committed: Wed Sep 2 11:45:45 2015 -0700

----------------------------------------------------------------------
 hadoop-hdfs-project/hadoop-hdfs/CHANGES-HDFS-EC-7285.txt  |  3 +++
 .../apache/hadoop/hdfs/server/namenode/FSDirAttrOp.java   |  9 +++------
 .../org/apache/hadoop/hdfs/TestErasureCodingZones.java    | 10 ++--------
 3 files changed, 8 insertions(+), 14 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/ddf4e785/hadoop-hdfs-project/hadoop-hdfs/CHANGES-HDFS-EC-7285.txt
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES-HDFS-EC-7285.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES-HDFS-EC-7285.txt
index 28cc34a..fb464bf 100755
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES-HDFS-EC-7285.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES-HDFS-EC-7285.txt
@@ -406,3 +406,6 @@
 
     HDFS-8909. Erasure coding: update BlockInfoContiguousUC and BlockInfoStripedUC
     to use BlockUnderConstructionFeature. (Jing Zhao via waltersu4549)
+
+    HDFS-8937. Erasure coding: do not throw exception when setting replication on
+    EC file. (Gao Rui via jing9)

http://git-wip-us.apache.org/repos/asf/hadoop/blob/ddf4e785/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirAttrOp.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirAttrOp.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirAttrOp.java
index 4bed13e..46e172d 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirAttrOp.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirAttrOp.java
@@ -405,15 +405,12 @@ public class FSDirAttrOp {
     final BlockManager bm = fsd.getBlockManager();
     final INodesInPath iip = fsd.getINodesInPath4Write(src, true);
     final INode inode = iip.getLastINode();
-    if (inode == null || !inode.isFile()) {
+    if (inode == null || !inode.isFile() || inode.asFile().isStriped()) {
+      // TODO we do not support replication on stripe layout files yet
       return null;
     }
-    INodeFile file = inode.asFile();
-    if (file.isStriped()) {
-      throw new UnsupportedActionException(
-          "Cannot set replication to a file with striped blocks");
-    }
 
+    INodeFile file = inode.asFile();
     // Make sure the directory has sufficient quotas
     short oldBR = file.getPreferredBlockReplication();
 

http://git-wip-us.apache.org/repos/asf/hadoop/blob/ddf4e785/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestErasureCodingZones.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestErasureCodingZones.java
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestErasureCodingZones.java
index a878501..b68aab9 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestErasureCodingZones.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestErasureCodingZones.java
@@ -166,14 +166,8 @@ public class TestErasureCodingZones {
     fs.create(fooFile, FsPermission.getFileDefault(), true,
         conf.getInt(CommonConfigurationKeys.IO_FILE_BUFFER_SIZE_KEY, 4096),
         (short)0, fs.getDefaultBlockSize(fooFile), null);
-
-    try {
-      fs.setReplication(fooFile, (short) 3);
-      fail("Shouldn't allow to set replication to a file with striped blocks");
-    } catch (IOException e) {
-      assertExceptionContains(
-          "Cannot set replication to a file with striped blocks", e);
-    }
+    // set replication should be a no-op
+    fs.setReplication(fooFile, (short) 3);
   }
 
   @Test


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