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HADOOP-9889. Refresh the Krb5 configuration when creating a new kdc in Hadoop-MiniKDC (Wei Yan via Sandy Ryza)

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1518847 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Sanford Ryza 2013-08-29 22:35:12 +00:00
parent 5d4b684c02
commit eef32121d1
3 changed files with 20 additions and 1 deletions
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3
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -327,6 +327,9 @@ Release 2.3.0 - UNRELEASED
HADOOP-9487 Deprecation warnings in Configuration should go to their
own log or otherwise be suppressible (Chu Tong via stevel)
HADOOP-9889. Refresh the Krb5 configuration when creating a new kdc in
Hadoop-MiniKDC (Wei Yan via Sandy Ryza)
OPTIMIZATIONS
HADOOP-9748. Reduce blocking on UGI.ensureInitialized (daryn)

12
hadoop-common-project/hadoop-minikdc/src/main/java/org/apache/hadoop/minikdc/MiniKdc.java
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@ -59,6 +59,7 @@
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.StringReader;
import java.lang.reflect.Method;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.text.MessageFormat;
@ -432,6 +433,17 @@ private void initKDCServer() throws Exception {
System.setProperty("sun.security.krb5.debug", conf.getProperty(DEBUG,
"false"));
// refresh the config
Class<?> classRef;
if (System.getProperty("java.vendor").contains("IBM")) {
classRef = Class.forName("com.ibm.security.krb5.internal.Config");
} else {
classRef = Class.forName("sun.security.krb5.Config");
}
Method refreshMethod = classRef.getMethod("refresh", new Class[0]);
refreshMethod.invoke(classRef, new Object[0]);
LOG.info("MiniKdc listening at port: {}", getPort());
LOG.info("MiniKdc setting JVM krb5.conf to: {}",
krb5conf.getAbsolutePath());

6
hadoop-common-project/hadoop-minikdc/src/test/java/org/apache/hadoop/minikdc/TestMiniKdc.java
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@ -30,7 +30,11 @@
import javax.security.auth.login.LoginContext;
import java.io.File;
import java.security.Principal;
import java.util.*;
import java.util.Set;
import java.util.Map;
import java.util.HashSet;
import java.util.HashMap;
import java.util.Arrays;
public class TestMiniKdc extends KerberosSecurityTestcase {