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https://issues.apache.org/jira/browse/HADOOP-18594?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Xie Yi updated HADOOP-18594:
----------------------------
    Description: 
h3. h3.  the phenomenon

I made a custom  ImpersonationProvider class and configured core-site.xml
{code:java}
    <property>
      <name>hadoop.security.impersonation.provider.class</name>
      
<value>org.apache.hadoop.security.authorize.MyImpersonationProvider</value>
    </property> {code}
and start namenode

However, DefaultImpersonationProvider's loaded, rather than  
MyImpersonationProvider.

 

 

 

 
 
 
 

 

  was:I made a custom 


> ProxyUserAuthenticationFilter add properties 
> 'hadoop.security.impersonation.provider.class'  to enable  load custom 
> ImpersonationProvider class when start namenode
> -------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-18594
>                 URL: https://issues.apache.org/jira/browse/HADOOP-18594
>             Project: Hadoop Common
>          Issue Type: Wish
>            Reporter: Xie Yi
>            Priority: Minor
>
> h3. h3.  the phenomenon
> I made a custom  ImpersonationProvider class and configured core-site.xml
> {code:java}
>     <property>
>       <name>hadoop.security.impersonation.provider.class</name>
>       
> <value>org.apache.hadoop.security.authorize.MyImpersonationProvider</value>
>     </property> {code}
> and start namenode
> However, DefaultImpersonationProvider's loaded, rather than  
> MyImpersonationProvider.
>  
>  
>  
>  
>  
>  
>  
>  



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