[HBASE-21567] Allow overriding configs starting up the shell

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.0.0-alpha-1, 1.3.3, 2.2.0, 2.1.2, 1.2.10, 1.4.10
• Component/s: shell
• Hadoop Flags: Reviewed

Release Note

Allow passing of -Dkey=value option to shell to override hbase-* configuration: e.g.:

$ ./bin/hbase shell -Dhbase.zookeeper.quorum=ZK0.remote.cluster.example.org,ZK1.remote.cluster.example.org,ZK2.remote.cluster.example.org -Draining=false
...
hbase(main):001:0> @shell.hbase.configuration.get("hbase.zookeeper.quorum")
=> "ZK0.remote.cluster.example.org,ZK1.remote.cluster.example.org,ZK2.remote.cluster.example.org"
hbase(main):002:0> @shell.hbase.configuration.get("raining")
=> "false"

• Assignee: Michael Stack
• Reporter: Michael Stack
• Created: 07/Dec/18 20:00
• Updated: 07/Oct/19 18:29
• Resolved: 10/Dec/18 18:15

Description

Needed to be able to point a local install at a remote cluster. I wanted to be able to do this:

${HBASE_HOME}/bin/hbase shell -Dhbase.zookeeper.quorum=ZK0.remote.cluster.example.org,ZK1.remote.cluster.example.org,ZK2.remote.cluster.example.org

Issue Links

• links to: Review Board (master)