[STORM-3028] HdfsSpout does not handle empty files in case of ack enabled

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.2.1
• Fix Version/s: 2.0.0, 1.2.3
• Component/s: storm-hdfs
• Labels: pull-request-available
• Assignee: Gergely Hajós
• Reporter: Gergely Hajós
• Created: 12/Apr/18 11:35
• Updated: 09/Jul/18 21:32
• Resolved: 09/Jul/18 21:32

Description

When ackers are present and an empty file is read, HdfsSpout waits for acknowledgement to close the file. As nothing was emitted no ack arrives so HdfsSpout stays in "fileReadCompletely" state forever.

Issue Links

• links to: GitHub Pull Request #2633