[NIFI-4386] FetchSFTP - Ensure connection is closed

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 1.5.0
• Component/s: Extensions
• Assignee: Bryan Bende
• Reporter: Matt Gilman
• Created: 15/Sep/17 15:09
• Updated: 10/Oct/17 06:54
• Resolved: 10/Oct/17 06:54

Description

If FetchSFTP fails due to permissions, it appears the connection is not being properly closed. The number of threads dedicated to SFTP sessions kept growing. The relevant part of the processor I believe is here [1]. We made need to investigate other failure scenarios as well.

[1] https://github.com/apache/nifi/blob/master/nifi-nar-bundles/nifi-standard-bundle/nifi-standard-processors/src/main/java/org/apache/nifi/processors/standard/FetchFileTransfer.java#L256-L262

Issue Links

• links to: GitHub Pull Request #2203