HADOOP-11273. TestMiniKdc failure: login options not compatible with IBM JDK. Contributed by Gao Zhong Liang.

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

@@ -179,6 +179,9 @@ Release 2.7.0 - UNRELEASED
     HADOOP-11372. Fix new findbugs warnings in mapreduce-examples.
     (Li Lu via wheat9)
 
+    HADOOP-11273. TestMiniKdc failure: login options not compatible with IBM
+    JDK. (Gao Zhong Liang via wheat9)
+
 Release 2.6.0 - 2014-11-18
 
   INCOMPATIBLE CHANGES

hadoop-common-project/hadoop-minikdc/src/test/java/org/apache/hadoop/minikdc/TestMiniKdc.java

@@ -37,7 +37,8 @@ import java.util.HashMap;
 import java.util.Arrays;
 
 public class TestMiniKdc extends KerberosSecurityTestcase {
-
+  private static final boolean IBM_JAVA = System.getProperty("java.vendor")
+      .contains("IBM");
   @Test
   public void testMiniKdcStart() {
     MiniKdc kdc = getKdc();
@@ -94,15 +95,20 @@ public class TestMiniKdc extends KerberosSecurityTestcase {
     @Override
     public AppConfigurationEntry[] getAppConfigurationEntry(String name) {
       Map<String, String> options = new HashMap<String, String>();
-      options.put("keyTab", keytab);
       options.put("principal", principal);
-      options.put("useKeyTab", "true");
-      options.put("storeKey", "true");
-      options.put("doNotPrompt", "true");
-      options.put("useTicketCache", "true");
-      options.put("renewTGT", "true");
       options.put("refreshKrb5Config", "true");
-      options.put("isInitiator", Boolean.toString(isInitiator));
+      if (IBM_JAVA) {
+        options.put("useKeytab", keytab);
+        options.put("credsType", "both");
+      } else {
+        options.put("keyTab", keytab);
+        options.put("useKeyTab", "true");
+        options.put("storeKey", "true");
+        options.put("doNotPrompt", "true");
+        options.put("useTicketCache", "true");
+        options.put("renewTGT", "true");
+        options.put("isInitiator", Boolean.toString(isInitiator));
+      }
       String ticketCache = System.getenv("KRB5CCNAME");
       if (ticketCache != null) {
         options.put("ticketCache", ticketCache);