svn merge -c 1189357 from trunk for HADOOP-7766.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1189506 13f79535-47bb-0310-9956-ffa450edef68

hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/server/KerberosAuthenticationHandler.java

@@ -151,9 +151,6 @@ public class KerberosAuthenticationHandler implements AuthenticationHandler {
         throw new ServletException("Keytab does not exist: " + keytab);
       }
 
-      String nameRules = config.getProperty(NAME_RULES, "DEFAULT");
-      KerberosName.setRules(nameRules);
-
       Set<Principal> principals = new HashSet<Principal>();
       principals.add(new KerberosPrincipal(principal));
       Subject subject = new Subject(false, principals, new HashSet<Object>(), new HashSet<Object>());

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -4,6 +4,9 @@ Hadoop Change Log
 
     HADOOP-7721. Add log before login in KerberosAuthenticationHandler. (jitendra)
 
+    HADOOP-7766. The auth to local mappings are not being respected, with webhdfs 
+    and security enabled. (jitendra)
+
 Release 0.23.0 - Unreleased
 
   INCOMPATIBLE CHANGES