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https://issues.apache.org/jira/browse/HADOOP-12716?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaoyu Yao updated HADOOP-12716:
--------------------------------
Affects Version/s: 2.7.1
Status: Patch Available (was: Open)
> KerberosAuthenticator#doSpnegoSequence use incorrect class to determine
> isKeyTab in JDK8
> ----------------------------------------------------------------------------------------
>
> Key: HADOOP-12716
> URL: https://issues.apache.org/jira/browse/HADOOP-12716
> Project: Hadoop Common
> Issue Type: Bug
> Components: security
> Affects Versions: 2.7.1
> Environment: Java 8
> Reporter: Xiaoyu Yao
> Assignee: Xiaoyu Yao
> Attachments: HADOOP-12716.000.patch
>
>
> HADOOP-11287 and HADOOP-10786 has fixed the issue in UserGroupInformation
> class for JDK8.
> However, the logic in KerberosAuthenticator#doSpnegoSequence is not updated.
> The KerberosKey.class below should be KeyTab.class for JDK8.
> {code}
> if (subject == null
> || (subject.getPrivateCredentials(KerberosKey.class).isEmpty()
> &&
> subject.getPrivateCredentials(KerberosTicket.class).isEmpty())) {
> {code}
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