[HBASE-10688] Add a draining_node script to manage nodes in draining mode

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.99.0
• Component/s: scripts
• Hadoop Flags: Reviewed

Release Note

Adds a ruby script to manage nodes in draining mode.
Usage: ./hbase org.jruby.Main draining_servers.rb [options] add|remove|list <hostname>|<host:port>|<servername> ...
Add remove or list servers in draining mode. Can accept either hostname to drain all region serversin that host, a host:port pair or a host,port,startCode triplet. More than one server can be given separated by space

• Assignee: Enis Soztutar
• Reporter: Enis Soztutar
• Created: 05/Mar/14 23:47
• Updated: 21/Feb/15 23:34
• Resolved: 12/Mar/14 19:01

Description

As per parent issue, our support for graceful stop and node decommissioning can be improved a lot. However, until we fix it for good, we can add a draining_node script to manage the nodes in draining mode in zk.