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https://issues.apache.org/jira/browse/RANGER-3160?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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hbprotoss updated RANGER-3160:
------------------------------
    Description: 
RecursivePathResourceMatcher init variable _valueWithoutSeparator_ and 
_valueWithSeparator_ in function isMatch(), which will lead to a race condition 
that when the matcher is used for the first time and there are multiple threads 
try to match the resource, _valueWithSeparator_ will be null in some scenario, 
and match fails.

 

A patch is attached below based on master branch

  was:RecursivePathResourceMatcher init variable _valueWithoutSeparator_ and 
_valueWithSeparator_ in function isMatch(), which will lead to a race condition 
that when the matcher is used for the first time and there are multiple threads 
try to match the resource, _valueWithSeparator_ will be null in some scenario


> RecursivePathResourceMatcher race condition
> -------------------------------------------
>
>                 Key: RANGER-3160
>                 URL: https://issues.apache.org/jira/browse/RANGER-3160
>             Project: Ranger
>          Issue Type: Bug
>          Components: Ranger
>    Affects Versions: 2.1.0
>            Reporter: hbprotoss
>            Priority: Major
>         Attachments: 
> 0001-fix-RecursivePathResourceMatcher-race-condition.patch
>
>
> RecursivePathResourceMatcher init variable _valueWithoutSeparator_ and 
> _valueWithSeparator_ in function isMatch(), which will lead to a race 
> condition that when the matcher is used for the first time and there are 
> multiple threads try to match the resource, _valueWithSeparator_ will be null 
> in some scenario, and match fails.
>  
> A patch is attached below based on master branch



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