HDFS-4732. Fix TestDFSUpgradeFromImage which fails on Windows due to failure to unpack old image tarball that contains hard links. Chris Nauroth

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1471090 13f79535-47bb-0310-9956-ffa450edef68

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -326,6 +326,10 @@ Trunk (Unreleased)
     HDFS-4646. createNNProxyWithClientProtocol ignores configured timeout
     value (Jagane Sundar via cos)
 
+    HDFS-4732. Fix TestDFSUpgradeFromImage which fails on Windows due to
+    failure to unpack old image tarball that contains hard links.
+    (Chris Nauroth via szetszwo)
+
   BREAKDOWN OF HADOOP-8562 SUBTASKS AND RELATED JIRAS
 
     HDFS-4145. Merge hdfs cmd line scripts from branch-1-win. (David Lao,

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDFSUpgradeFromImage.java

@@ -252,8 +252,9 @@ public class TestDFSUpgradeFromImage {
 
     // Now try to start an NN from it
 
+    MiniDFSCluster cluster = null;
     try {
-      new MiniDFSCluster.Builder(conf).numDataNodes(0)
+      cluster = new MiniDFSCluster.Builder(conf).numDataNodes(0)
         .format(false)
         .manageDataDfsDirs(false)
         .manageNameDfsDirs(false)
@@ -264,6 +265,11 @@ public class TestDFSUpgradeFromImage {
       if (!ioe.toString().contains("Old layout version is 'too old'")) {
         throw ioe;
       }
+    } finally {
+      // We expect startup to fail, but just in case it didn't, shutdown now.
+      if (cluster != null) {
+        cluster.shutdown();
+      }
     }
   }