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From "Larry McCay (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (KNOX-303) Handle Invalid SLA ACL Configuration
Date Fri, 07 Mar 2014 23:34:42 GMT

     [ https://issues.apache.org/jira/browse/KNOX-303?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Larry McCay resolved KNOX-303.
------------------------------

    Resolution: Fixed

> Handle Invalid SLA ACL Configuration
> ------------------------------------
>
>                 Key: KNOX-303
>                 URL: https://issues.apache.org/jira/browse/KNOX-303
>             Project: Apache Knox
>          Issue Type: Bug
>          Components: Server
>            Reporter: Larry McCay
>
> 1. Indexoutof bounds 
> when ACL value is
> <param>
> <name>webhdfs.acl</name>
> <value>guest</value>
> </param>
> at org.apache.hadoop.gateway.filter.AclsAuthorizationFilter.parseGroupAcls(AclsAuthorizationFilter.java:120)
> at org.apache.hadoop.gateway.filter.AclsAuthorizationFilter.parseAcls(AclsAuthorizationFilter.java:98)
> at org.apache.hadoop.gateway.filter.AclsAuthorizationFilter.init(AclsAuthorizationFilter.java:77)
> at org.apache.hadoop.gateway.GatewayFilter$Holder.getInstance(GatewayFilter.java:341)
> at org.apache.hadoop.gateway.GatewayFilter$Holder.doFilter(GatewayFilter.java:311)
> at org.apache.hadoop.gateway.GatewayFilter$Chain.doFilter(GatewayFilter.java:212)
> at org.apache.hadoop.gateway.filter.security.AbstractIdentityAssertionFilter.doFilterInternal(AbstractIdentityAssertionFilter.java:209)
> at org.apache.hadoop.gateway.filter.security.AbstractIdentityAssertionFilter.continueChainAsPrincipal(AbstractIdentityAssertionFilter.java:157)
> at org.apache.hadoop.gateway.identityasserter.filter.IdentityAsserterFilter.doFilter(IdentityAsserterFilter.java:55)
> 1. Leads to Null pointer when value =
> <param>
> <name>webhdfs.acl</name>
> <value>guest;;</value>
> </param>
> Server Error</pre></p><h3>Caused by:</h3><pre>org.apache.shiro.subject.ExecutionException:
java.security.PrivilegedActionException: javax.servlet.ServletException: java.lang.NullPointerException
> at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:385)
> at org.apache.hadoop.gateway.filter.ShiroSubjectIdentityAdapter.doFilter(ShiroSubjectIdentityAdapter.java:74)
> at org.apache.hadoop.gateway.GatewayFilter$Holder.doFilter(GatewayFilter.java:311)
> at org.apache.hadoop.gateway.GatewayFilter$Chain.doFilter(GatewayFilter.java:212)
> at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)
> at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)



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