From 4737d46861ae69335abe52b2ae37cfbad1658ec2 Mon Sep 17 00:00:00 2001
From: Jason Lowe <jlowe@apache.org>
Date: Wed, 10 Feb 2016 22:02:32 +0000
Subject: [PATCH] HADOOP-12792.
 TestUserGroupInformation#testGetServerSideGroups fails in chroot. Contributed
 by Eric Badger (cherry picked from commit
 6f03959e4dc0bc11030fd7e30a025447a4d6948a)

Conflicts:

	hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestUserGroupInformation.java
---
 hadoop-common-project/hadoop-common/CHANGES.txt                | 3 +++
 .../org/apache/hadoop/security/TestUserGroupInformation.java   | 3 ++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 30a572150fa..c3000451343 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -50,6 +50,9 @@ Release 2.7.3 - UNRELEASED
     HADOOP-12772. NetworkTopologyWithNodeGroup.getNodeGroup() can loop
     infinitely for invalid 'loc' values (Kuhu Shukla via kihwal)
 
+    HADOOP-12792. TestUserGroupInformation#testGetServerSideGroups fails in
+    chroot (Eric Badger via jlowe)
+
 Release 2.7.2 - 2016-01-25
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestUserGroupInformation.java b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestUserGroupInformation.java
index e9802f6658b..888efee702b 100644
--- a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestUserGroupInformation.java
+++ b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestUserGroupInformation.java
@@ -217,7 +217,8 @@ public class TestUserGroupInformation {
     }
     // get the groups
     pp = Runtime.getRuntime().exec(Shell.WINDOWS ?
-      Shell.WINUTILS + " groups -F" : "id -Gn");
+      Shell.WINUTILS + " groups -F"
+      : "id -Gn " + userName);
     br = new BufferedReader(new InputStreamReader(pp.getInputStream()));
     String line = br.readLine();