[IOTDB-1758] sync-tool, empty uuid file cause tool can not auto-recovery

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.13.0
• Component/s: Tools/Sync
• Labels: pull-request-available
• Assignee: Unassigned
• Reporter: Bo Zhang
• Created: 28/Sep/21 12:32
• Updated: 09/Oct/21 07:24
• Resolved: 09/Oct/21 07:24

Description

org/apache/iotdb/db/sync/sender/transfer/SyncClient.java:352

 

If UUID file become empty because out.write() exception,

1) There is no chance to let sync-tool to recover to normal state for ever.

2) uuid can be null, which will causes more issue.

Issue Links

• links to: GitHub Pull Request #4054