Remove support of Hadoop 2.3.0 in Vanilla plugin

https://blueprints.launchpad.net/sahara/+spec/drop-hadoop-2-3-support

At the ATL Design summit it was decided to have 1 OpenStack release cycle management for support of previous Hadoop versions in Vanilla plugin. So it’s time to remove 2.3.0 plugin.

Problem description

Current Sahara code contains Vanilla Hadoop 2.3.0 in sources.

Proposed change

The proposed change is to remove all Hadoop 2.3 and any related mentions from Sahara code and subprojects.

Alternatives

None

Data model impact

None

REST API impact

None

Other end user impact

Users will not be able to deploy Hadoop 2.3

Deployer impact

None

Developer impact

None

Sahara-image-elements impact

Hadoop 2.3 related elements should be removed

Sahara-dashboard / Horizon impact

None

Implementation

Assignee(s)

Primary Assignee: Sergey Reshetnyak (sreshetniak)

Other Assignees: Sergey Lukjanov (slukjanov) - dib cleanup

Work Items

  • Remove Vanilla plugin 2.3.0 from Sahara sources

  • Remove DIB stuff related to 2.3.0

  • Clear unit/integration tests

  • Replace EDP examples with newest version of hadoop-examples

  • Documentation changes

Dependencies

None

Testing

None

Documentation Impact

  • Documentation must to be updated accordingly

References

None