HADOOP-10774. Update KerberosTestUtils for hadoop-auth tests when using IBM Java (sangamesh via aw)

hadoop-common-project/hadoop-auth/src/test/java/org/apache/hadoop/security/authentication/KerberosTestUtils.java

@@ -32,12 +32,14 @@ import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.Callable;
 
+import static org.apache.hadoop.util.PlatformName.IBM_JAVA;
+
 /**
  * Test helper class for Java Kerberos setup.
  */
 public class KerberosTestUtils {
   private static String keytabFile = new File(System.getProperty("test.dir", "target"),
-          UUID.randomUUID().toString()).toString();
+          UUID.randomUUID().toString()).getAbsolutePath();
 
   public static String getRealm() {
     return "EXAMPLE.COM";
@@ -65,18 +67,34 @@ public class KerberosTestUtils {
     @Override
     public AppConfigurationEntry[] getAppConfigurationEntry(String name) {
       Map<String, String> options = new HashMap<String, String>();
-      options.put("keyTab", KerberosTestUtils.getKeytabFile());
-      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", "true");
+      if (IBM_JAVA) {
+        options.put("useKeytab", KerberosTestUtils.getKeytabFile().startsWith("file://") ?   
+                    KerberosTestUtils.getKeytabFile() : "file://" +  KerberosTestUtils.getKeytabFile());
+        options.put("principal", principal);
+        options.put("refreshKrb5Config", "true");
+        options.put("credsType", "both");
+      } else {
+        options.put("keyTab", KerberosTestUtils.getKeytabFile());
+        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", "true");
+      } 
       String ticketCache = System.getenv("KRB5CCNAME");
       if (ticketCache != null) {
-        options.put("ticketCache", ticketCache);
+        if (IBM_JAVA) {
+          // IBM JAVA only respect system property and not env variable
+          // The first value searched when "useDefaultCcache" is used.
+          System.setProperty("KRB5CCNAME", ticketCache);
+          options.put("useDefaultCcache", "true");
+          options.put("renewTGT", "true");
+        } else {
+          options.put("ticketCache", ticketCache);
+        }
       }
       options.put("debug", "true");
 

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

@@ -403,6 +403,9 @@ Trunk (Unreleased)
 
     HADOOP-11637. bash location hard-coded in shell scripts (aw)
 
+    HADOOP-10774. Update KerberosTestUtils for hadoop-auth tests when using
+    IBM Java (sangamesh via aw)
+
   OPTIMIZATIONS
 
     HADOOP-7761. Improve the performance of raw comparisons. (todd)