[ZOOKEEPER-2908] quorum.auth.MiniKdcTest.testKerberosLogin failing with NPE on java 9

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 3.4.11, 3.5.4
• Fix Version/s: 3.4.11, 3.5.4
• Component/s: security, tests
• Assignee: Mark Fenes
• Reporter: Patrick D. Hunt
• Created: 29/Sep/17 17:00
• Updated: 06/Mar/18 13:54
• Resolved: 05/Oct/17 15:20

Description

quorum.auth.MiniKdcTest.testKerberosLogin is failing with an NPE on Java 9.

I recently setup jenkins jobs for java 9 on branch 3.4 and 3.5 and the test is failing as follows.

javax.security.auth.login.LoginException: java.lang.NullPointerException: invalid null input(s)
	at java.base/java.util.Objects.requireNonNull(Objects.java:246)
	at java.base/javax.security.auth.Subject$SecureSet.remove(Subject.java:1172)
	at java.base/java.util.Collections$SynchronizedCollection.remove(Collections.java:2039)
	at jdk.security.auth/com.sun.security.auth.module.Krb5LoginModule.logout(Krb5LoginModule.java:1193)
	at java.base/javax.security.auth.login.LoginContext.invoke(LoginContext.java:732)
	at java.base/javax.security.auth.login.LoginContext.access$000(LoginContext.java:194)
	at java.base/javax.security.auth.login.LoginContext$4.run(LoginContext.java:665)
	at java.base/javax.security.auth.login.LoginContext$4.run(LoginContext.java:663)
	at java.base/java.security.AccessController.doPrivileged(Native Method)
	at java.base/javax.security.auth.login.LoginContext.invokePriv(LoginContext.java:663)
	at java.base/javax.security.auth.login.LoginContext.logout(LoginContext.java:613)
	at org.apache.zookeeper.server.quorum.auth.MiniKdcTest.testKerberosLogin(MiniKdcTest.java:179)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:55)

	at java.base/javax.security.auth.login.LoginContext.invoke(LoginContext.java:821)
	at java.base/javax.security.auth.login.LoginContext.access$000(LoginContext.java:194)
	at java.base/javax.security.auth.login.LoginContext$4.run(LoginContext.java:665)
	at java.base/javax.security.auth.login.LoginContext$4.run(LoginContext.java:663)
	at java.base/java.security.AccessController.doPrivileged(Native Method)
	at java.base/javax.security.auth.login.LoginContext.invokePriv(LoginContext.java:663)
	at java.base/javax.security.auth.login.LoginContext.logout(LoginContext.java:613)
	at org.apache.zookeeper.server.quorum.auth.MiniKdcTest.testKerberosLogin(MiniKdcTest.java:179)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:55)

https://builds.apache.org/view/S-Z/view/ZooKeeper/job/ZooKeeper_branch34_java9/1/testReport/junit/org.apache.zookeeper.server.quorum.auth/MiniKdcTest/testKerberosLogin/

Issue Links

• is related to: HADOOP-15291 TestMiniKdc fails on Java 9
• links to: GitHub Pull Request #390