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Posted to dev@ranger.apache.org by "Velmurugan Periasamy (Jira)" <ji...@apache.org> on 2021/04/27 21:32:00 UTC
[jira] [Updated] (RANGER-3208) NPE in Ranger policy engine when
processing SELF_OR_CHILD scoped search
[ https://issues.apache.org/jira/browse/RANGER-3208?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Velmurugan Periasamy updated RANGER-3208:
-----------------------------------------
Fix Version/s: 2.2.0
3.0.0
> NPE in Ranger policy engine when processing SELF_OR_CHILD scoped search
> -----------------------------------------------------------------------
>
> Key: RANGER-3208
> URL: https://issues.apache.org/jira/browse/RANGER-3208
> Project: Ranger
> Issue Type: Bug
> Components: Ranger
> Reporter: Abhay Kulkarni
> Assignee: Abhay Kulkarni
> Priority: Major
> Fix For: 3.0.0, 2.2.0
>
>
> The following is the stack trace seen when Ranger policy engine searches Trie object with SELF_OR_CHILD scope.
>
> java.lang.NullPointerException at java.util.AbstractCollection.addAll(AbstractCollection.java:343) at org.apache.ranger.plugin.policyengine.RangerResourceTrie$TrieNode.collectChildEvaluators(RangerResourceTrie.java:1161) at org.apache.ranger.plugin.policyengine.RangerResourceTrie.lambda$getEvaluatorsForResource$0(RangerResourceTrie.java:604) at java.util.HashMap$ValueSpliterator.forEachRemaining(HashMap.java:1628) at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:647) at org.apache.ranger.plugin.policyengine.RangerResourceTrie.getEvaluatorsForResource(RangerResourceTrie.java:604) at org.apache.ranger.plugin.policyengine.RangerResourceTrie.getEvaluatorsForResource(RangerResourceTrie.java:180) at org.apache.ranger.plugin.policyengine.RangerPolicyRepository.getLikelyMatchPolicyEvaluators(RangerPolicyRepository.java:811) at org.apache.ranger.plugin.policyengine.RangerPolicyRepository.getLikelyMatchAccessPolicyEvaluators(RangerPolicyRepository.java:764) at org.apache.ranger.plugin.policyengine.RangerPolicyRepository.getLikelyMatchPolicyEvaluators(RangerPolicyRepository.java:741) at org.apache.ranger.plugin.policyengine.RangerPolicyEngineImpl.evaluatePoliciesNoAudit(RangerPolicyEngineImpl.java:585) at org.apache.ranger.plugin.policyengine.RangerPolicyEngineImpl.zoneAwareAccessEvaluationWithNoAudit(RangerPolicyEngineImpl.java:486) at org.apache.ranger.plugin.policyengine.RangerPolicyEngineImpl.evaluatePolicies(RangerPolicyEngineImpl.java:110) at org.apache.ranger.plugin.service.RangerBasePlugin.isAccessAllowed(RangerBasePlugin.java:356)
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