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https://issues.apache.org/jira/browse/NIFI-7073?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Hogue updated NIFI-7073:
--------------------------------
    Description: 
The PutHDFS processor can silently fail when closing an output stream when it's 
finished writing FlowFiles to a temporary space in HDFS. {{DFSOutputStream}} 
can throw an {{IOException}} when it's closed and that's ignored by the 
processor. This results in the FlowFile getting dropped (e.g. a loss of data) 
when it should be routed to the failure relationship.

Source: 
[https://github.com/apache/nifi/blob/master/nifi-nar-bundles/nifi-hadoop-bundle/nifi-hdfs-processors/src/main/java/org/apache/nifi/processors/hadoop/PutHDFS.java#L365]

Instead, the exception should be caught & thrown and the FlowFile should be 
routed to the failure relationship.

  was:
The PutHDFS processor can silently fail when closing an output stream when it's 
finished writing FlowFiles to a temporary space in HDFS. {{DFSOutputStream}} 
can throw an {{IOException}} when it's closed and that's ignored by the 
processor. This results in the FlowFile getting dropped (e.g. a loss of data) 
when it should be routed to the failure relationship.

 

Instead, the exception should be caught & thrown and the FlowFile should be 
routed to the failure relationship.


> PutHDFS silently ignores exceptions when closing temporary file output stream
> -----------------------------------------------------------------------------
>
>                 Key: NIFI-7073
>                 URL: https://issues.apache.org/jira/browse/NIFI-7073
>             Project: Apache NiFi
>          Issue Type: Bug
>          Components: Extensions
>    Affects Versions: 1.11.0
>            Reporter: Michael Hogue
>            Priority: Major
>
> The PutHDFS processor can silently fail when closing an output stream when 
> it's finished writing FlowFiles to a temporary space in HDFS. 
> {{DFSOutputStream}} can throw an {{IOException}} when it's closed and that's 
> ignored by the processor. This results in the FlowFile getting dropped (e.g. 
> a loss of data) when it should be routed to the failure relationship.
> Source: 
> [https://github.com/apache/nifi/blob/master/nifi-nar-bundles/nifi-hadoop-bundle/nifi-hdfs-processors/src/main/java/org/apache/nifi/processors/hadoop/PutHDFS.java#L365]
> Instead, the exception should be caught & thrown and the FlowFile should be 
> routed to the failure relationship.



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