[HDFS-13742] HDFS Upgrade Domains dynamic placement policy using dfsadmin commands and scripting API to be automation friendly for scripted datanode additions to clusters

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 3.1.0
• Component/s: balancer & mover, hdfs, namenode, rolling upgrades, scripts, shell, tools
• Assignee: Unassigned
• Reporter: Hari Sekhon
• Created: 18/Jul/18 09:29
• Updated: 18/Jul/18 09:47

Description

Improvement Request to change HDFS Upgrade Domains placement policy to be dynamically configurable.

Instead of using basic static JSON file, instead use dfsadmin commands and script-able Rest API based management for better automation when scripting datanode additions to a cluster.

http://hadoop.apache.org/docs/r3.1.0/hadoop-project-dist/hadoop-hdfs/HdfsUpgradeDomain.html

Issue Links

• is related to: AMBARI-24301 API for HDFS Upgrade Domains management for scripted node additions
• relates to: HDFS-7541 Upgrade Domains in HDFS