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Posted to dev@ranger.apache.org by "Velmurugan Periasamy (JIRA)" <ji...@apache.org> on 2017/02/09 20:53:41 UTC
[jira] [Comment Edited] (RANGER-1365) Modify Ranger Hbase Plugin
ColumnIterator to use Cell instead of KeyValue (to avoid ClassCastException
in certain cases)
[ https://issues.apache.org/jira/browse/RANGER-1365?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15860190#comment-15860190 ]
Velmurugan Periasamy edited comment on RANGER-1365 at 2/9/17 8:53 PM:
----------------------------------------------------------------------
[~rmani] - can you please cherrypick this to ranger-0.7 ?
was (Author: vperiasamy):
[~rmani] - can this be cherrypicked to ranger-0.7 ?
> Modify Ranger Hbase Plugin ColumnIterator to use Cell instead of KeyValue (to avoid ClassCastException in certain cases)
> ------------------------------------------------------------------------------------------------------------------------
>
> Key: RANGER-1365
> URL: https://issues.apache.org/jira/browse/RANGER-1365
> Project: Ranger
> Issue Type: Bug
> Components: plugins, Ranger
> Affects Versions: 0.7.0
> Reporter: Sergio Peleato
> Assignee: Abhay Kulkarni
> Priority: Critical
> Fix For: 0.7.0
>
>
> [RangerAuthorizationCoprocessor|https://github.com/apache/ranger/blob/7a1c72262684a862f8df4ba908c5a2a918cb1f53/hbase-agent/src/main/java/org/apache/ranger/authorization/hbase/RangerAuthorizationCoprocessor.java#L1029] and [ColumnIterator|https://github.com/apache/ranger/blob/eb21ea6afb9f2ca0e26a769bfc6333ba3cce0e61/hbase-agent/src/main/java/org/apache/ranger/authorization/hbase/ColumnIterator.java#L76] need to be modified to safely cast objects into Cell rather than KeyValue as currently done.
> In certain cases, the above issue causes HBase regionserver to throw the below exception.
> {noformat}
> 2017-02-07 18:07:28,786 ERROR [RpcServer.FifoWFPBQ.default.handler=18,queue=0,port=16020] coprocessor.CoprocessorHost: The coprocessor org.apache.ranger.authorization.hbase.RangerAuthorizationCoprocessor threw java.lang.ClassCastException: org.apache.hadoop.hbase.io.encoding.BufferedDataBlockEncoder$ClonedSeekerState cannot be cast to org.apache.hadoop.hbase.KeyValue
> java.lang.ClassCastException: org.apache.hadoop.hbase.io.encoding.BufferedDataBlockEncoder$ClonedSeekerState cannot be cast to org.apache.hadoop.hbase.KeyValue
> at org.apache.ranger.authorization.hbase.ColumnIterator.next(ColumnIterator.java:76)
> at org.apache.ranger.authorization.hbase.ColumnIterator.next(ColumnIterator.java:32)
> at org.apache.ranger.authorization.hbase.RangerAuthorizationCoprocessor.getColumnFamilies(RangerAuthorizationCoprocessor.java:247)
> at org.apache.ranger.authorization.hbase.RangerAuthorizationCoprocessor.evaluateAccess(RangerAuthorizationCoprocessor.java:337)
> at org.apache.ranger.authorization.hbase.RangerAuthorizationCoprocessor.requirePermission(RangerAuthorizationCoprocessor.java:535)
> at org.apache.ranger.authorization.hbase.RangerAuthorizationCoprocessor.prePut(RangerAuthorizationCoprocessor.java:1029)
> at org.apache.ranger.authorization.hbase.RangerAuthorizationCoprocessor.prePut(RangerAuthorizationCoprocessor.java:1091)
> at org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost$30.call(RegionCoprocessorHost.java:885)
> at org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost$RegionOperation.call(RegionCoprocessorHost.java:1660)
> at org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.execOperation(RegionCoprocessorHost.java:1734)
> at org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.execOperation(RegionCoprocessorHost.java:1692)
> at org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.prePut(RegionCoprocessorHost.java:881)
> at org.apache.hadoop.hbase.regionserver.HRegion.doPreMutationHook(HRegion.java:3006)
> at org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:2981)
> at org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:2927)
> at org.apache.phoenix.coprocessor.UngroupedAggregateRegionObserver.rebuildIndices(UngroupedAggregateRegionObserver.java:848)
> at org.apache.phoenix.coprocessor.UngroupedAggregateRegionObserver.doPostScannerOpen(UngroupedAggregateRegionObserver.java:304)
> at org.apache.phoenix.coprocessor.BaseScannerRegionObserver.postScannerOpen(BaseScannerRegionObserver.java:217)
> at org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost$52.call(RegionCoprocessorHost.java:1301)
> at org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost$RegionOperation.call(RegionCoprocessorHost.java:1660)
> at org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.execOperation(RegionCoprocessorHost.java:1734)
> at org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.execOperationWithResult(RegionCoprocessorHost.java:1699)
> at org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.postScannerOpen(RegionCoprocessorHost.java:1296)
> at org.apache.hadoop.hbase.regionserver.RSRpcServices.scan(RSRpcServices.java:2358)
> at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:32385)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2141)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:112)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:187)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:167)
> {noformat}
> CC [~kulkabhay]/[~vperiasamy]/[~rmani]
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