From 19b37e70801f3b9a5f909425aac953ce1806a666 Mon Sep 17 00:00:00 2001
From: Inigo Goiri <inigoiri@apache.org>
Date: Mon, 4 Jun 2018 18:21:38 -0700
Subject: [PATCH] HDFS-13649. Randomize baseDir for MiniDFSCluster in
 TestReconstructStripedFile and TestReconstructStripedFileWithRandomECPolicy.
 Contributed by Anbang Hu.

(cherry picked from commit 16316b60112842cf8a328b79c89297f6a8b30e7b)
---
 .../org/apache/hadoop/hdfs/TestReconstructStripedFile.java    | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestReconstructStripedFile.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestReconstructStripedFile.java
index 1e93a2df704..2adddb6156c 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestReconstructStripedFile.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestReconstructStripedFile.java
@@ -122,7 +122,9 @@ public class TestReconstructStripedFile {
           CodecUtil.IO_ERASURECODE_CODEC_RS_RAWCODERS_KEY,
           NativeRSRawErasureCoderFactory.CODER_NAME);
     }
-    cluster = new MiniDFSCluster.Builder(conf).numDataNodes(dnNum).build();
+    File basedir = new File(GenericTestUtils.getRandomizedTempPath());
+    cluster = new MiniDFSCluster.Builder(conf, basedir).numDataNodes(dnNum)
+        .build();
     cluster.waitActive();
 
     fs = cluster.getFileSystem();