From 315f07700dcfe32513b87f63070db854ecb3cf48 Mon Sep 17 00:00:00 2001
From: Akira Ajisaka <aajisaka@apache.org>
Date: Thu, 15 Jun 2017 13:46:20 +0900
Subject: [PATCH] HDFS-11736. OIV tests should not write outside 'target'
 directory. Contributed by Yiqun Lin.

---
 .../hadoop/hdfs/server/namenode/TestCheckpoint.java       | 4 ++--
 .../hdfs/server/namenode/ha/TestStandbyCheckpoints.java   | 8 ++++++--
 .../tools/offlineImageViewer/TestOfflineImageViewer.java  | 7 ++++---
 3 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestCheckpoint.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestCheckpoint.java
index 8b48225eade..2e496742655 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestCheckpoint.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestCheckpoint.java
@@ -44,7 +44,6 @@ import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
 
-import com.google.common.io.Files;
 import org.apache.commons.cli.ParseException;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@@ -2436,7 +2435,8 @@ public class TestCheckpoint {
   public void testLegacyOivImage() throws Exception {
     MiniDFSCluster cluster = null;
     SecondaryNameNode secondary = null;
-    File tmpDir = Files.createTempDir();
+    File tmpDir = GenericTestUtils.getTestDir("testLegacyOivImage");
+    tmpDir.mkdirs();
     Configuration conf = new HdfsConfiguration();
     conf.set(DFSConfigKeys.DFS_NAMENODE_LEGACY_OIV_IMAGE_DIR_KEY,
         tmpDir.getAbsolutePath());
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestStandbyCheckpoints.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestStandbyCheckpoints.java
index 2af373f6fd4..4849b54d6ed 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestStandbyCheckpoints.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestStandbyCheckpoints.java
@@ -21,7 +21,6 @@ import com.google.common.base.Supplier;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Lists;
-import com.google.common.io.Files;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
@@ -122,7 +121,8 @@ public class TestStandbyCheckpoints {
   }
 
   protected Configuration setupCommonConfig() {
-    tmpOivImgDir = Files.createTempDir();
+    tmpOivImgDir = GenericTestUtils.getTestDir("TestStandbyCheckpoints");
+    tmpOivImgDir.mkdirs();
 
     Configuration conf = new Configuration();
     conf.setInt(DFSConfigKeys.DFS_NAMENODE_CHECKPOINT_CHECK_PERIOD_KEY, 1);
@@ -144,6 +144,10 @@ public class TestStandbyCheckpoints {
       cluster.shutdown();
       cluster = null;
     }
+
+    if (tmpOivImgDir != null) {
+      FileUtil.fullyDelete(tmpOivImgDir);
+    }
   }
 
   @Test(timeout = 300000)
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/tools/offlineImageViewer/TestOfflineImageViewer.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/tools/offlineImageViewer/TestOfflineImageViewer.java
index 7182071a412..46f194107ce 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/tools/offlineImageViewer/TestOfflineImageViewer.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/tools/offlineImageViewer/TestOfflineImageViewer.java
@@ -57,8 +57,6 @@ import javax.xml.parsers.ParserConfigurationException;
 import javax.xml.parsers.SAXParser;
 import javax.xml.parsers.SAXParserFactory;
 
-import com.google.common.io.Files;
-
 import org.apache.commons.io.FileUtils;
 import org.apache.commons.io.output.NullOutputStream;
 import org.apache.commons.logging.Log;
@@ -120,7 +118,10 @@ public class TestOfflineImageViewer {
   // multiple tests.
   @BeforeClass
   public static void createOriginalFSImage() throws IOException {
-    tempDir = Files.createTempDir();
+    File[] nnDirs = MiniDFSCluster.getNameNodeDirectory(
+        MiniDFSCluster.getBaseDirectory(), 0, 0);
+    tempDir = nnDirs[0];
+
     MiniDFSCluster cluster = null;
     try {
       final ErasureCodingPolicy ecPolicy = SystemErasureCodingPolicies