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Date: Thu, 26 Jan 2017 02:28:26 +0000 (UTC)
From: "Xiao Chen (JIRA)" <jira@apache.org>
To: common-issues@hadoop.apache.org
Message-ID: <JIRA.13037886.1485386889000.208365.1485397706842@Atlassian.JIRA>
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References: <JIRA.13037886.1485386889000@Atlassian.JIRA> <JIRA.13037886.1485386889343@jira-lw-us.apache.org>
Subject: [jira] [Commented] (HADOOP-14024) KMS JMX endpoint throws
 ClassNotFoundException
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archived-at: Thu, 26 Jan 2017 02:28:37 -0000


    [ https://issues.apache.org/jira/browse/HADOOP-14024?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15839063#comment-15839063 ] 

Xiao Chen commented on HADOOP-14024:
------------------------------------

bq. This looks the same as HADOOP-13872.
Not exactly, because that jira allegedly only affecting 3.0, and with HADOOP-13597 that's be taken care of.
Here the problem is on branch-2, so needs investigation.

> KMS JMX endpoint throws ClassNotFoundException
> ----------------------------------------------
>
>                 Key: HADOOP-14024
>                 URL: https://issues.apache.org/jira/browse/HADOOP-14024
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: kms
>    Affects Versions: 2.8.0
>            Reporter: Andrew Wang
>            Priority: Critical
>
> Throws like this:
> {noformat}
> </pre></p><p><b>root cause</b> <pre>java.lang.ClassNotFoundException: org.mortbay.jetty.servlet.Context
> 	org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1698)
> 	org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1544)
> 	org.apache.hadoop.jmx.JMXJsonServlet.doGet(JMXJsonServlet.java:174)
> 	javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
> 	javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
> 	org.apache.hadoop.crypto.key.kms.server.KMSMDCFilter.doFilter(KMSMDCFilter.java:84)
> 	org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:636)
> 	org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticationFilter.doFilter(DelegationTokenAuthenticationFilter.java:304)
> 	org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:588)
> 	org.apache.hadoop.crypto.key.kms.server.KMSAuthenticationFilter.doFilter(KMSAuthenticationFilter.java:129)
> {noformat}
> I tried out branch-2.6 and it seems to be okay, so something changed between 2.6.x and 2.8.x/branch-2


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