[HDFS-13893] DiskBalancer: no validations for Disk balancer commands

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.3.0, 3.2.1
• Component/s: diskbalancer
• Labels: newbie
• Assignee: Lokesh Jain
• Reporter: Harshakiran Reddy
• Created: 04/Sep/18 05:32
• Updated: 02/Oct/19 17:15
• Resolved: 21/Jun/19 03:24

Description

Scenario:-

 
1 Run the Disk Balancer commands with extra arguments passing  

 
hadoopclient> hdfs diskbalancer -plan hostname --thresholdPercentage 2 *sgfsdgfs*
2018-08-31 14:57:35,454 INFO planner.GreedyPlanner: Starting plan for Node : hostname:50077
2018-08-31 14:57:35,457 INFO planner.GreedyPlanner: Disk Volume set fb67f00c-e333-4f38-a3a6-846a30d4205a Type : DISK plan completed.
2018-08-31 14:57:35,457 INFO planner.GreedyPlanner: Compute Plan for Node : hostname:50077 took 23 ms
2018-08-31 14:57:35,457 INFO command.Command: Writing plan to:
2018-08-31 14:57:35,457 INFO command.Command: /system/diskbalancer/2018-Aug-31-14-57-35/hostname.plan.json
Writing plan to:
/system/diskbalancer/2018-Aug-31-14-57-35/hostname.plan.json

Expected Output:-
=============
Disk balancer commands should be fail if we pass any invalid arguments or extra arguments.