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HDFS-9888. Allow reseting KerberosName in unit tests. Contributed by Xiao Chen. 

(cherry picked from commit 3e8099a45a)
(cherry picked from commit 00ff3d737c)
This commit is contained in:
Zhe Zhang 2016-03-04 09:48:05 -08:00
parent f29d0739d7
commit 9c1c48c0d4
2 changed files with 56 additions and 43 deletions
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11
hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/util/KerberosName.java
View File

@ -25,6 +25,7 @@ import java.util.Locale;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import com.google.common.annotations.VisibleForTesting;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.slf4j.Logger;
@ -90,6 +91,16 @@ public class KerberosName {
}
}
@VisibleForTesting
public static void resetDefaultRealm() {
try {
defaultRealm = KerberosUtil.getDefaultRealm();
} catch (Exception ke) {
LOG.debug("resetting default realm failed, "
+ "current default realm will still be used.", ke);
}
}
/**
* Create a name from the full Kerberos principal name.
* @param name full Kerberos principal name.

4
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/balancer/TestBalancer.java
View File

@ -106,6 +106,7 @@ import org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.LazyPersistTestCase
import org.apache.hadoop.http.HttpConfig;
import org.apache.hadoop.io.IOUtils;
import org.apache.hadoop.minikdc.MiniKdc;
import org.apache.hadoop.security.authentication.util.KerberosName;
import org.apache.hadoop.security.SecurityUtil;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.ssl.KeyStoreTestUtil;
@ -152,6 +153,7 @@ public class TestBalancer {
SecurityUtil.setAuthenticationMethod(
UserGroupInformation.AuthenticationMethod.KERBEROS, conf);
UserGroupInformation.setConfiguration(conf);
KerberosName.resetDefaultRealm();
assertTrue("Expected configuration to enable security",
UserGroupInformation.isSecurityEnabled());
@ -1854,10 +1856,10 @@ public class TestBalancer {
@Test(timeout = 300000)
public void testBalancerWithKeytabs() throws Exception {
final Configuration conf = new HdfsConfiguration();
try {
initSecureConf(conf);
final UserGroupInformation ugi = UserGroupInformation.loginUserFromKeytabAndReturnUGI(
principal, keytabFile.getAbsolutePath());
try {
ugi.doAs(new PrivilegedExceptionAction<Void>() {
@Override
public Void run() throws Exception {