Add DIB work dir to gitignore

Change-Id: I6f7582d3ae7f3bc16ddd5f742591c1e0ec40e5e4
Remove duplications from hadoop elements

Since java and ssh became the own elements
we should remove duplications and add them as dependencies
for hadoop and hadoop-cdh elements

Also savanna-version element was added as dependency for hadoop-hdp

Change-Id: I73e6865f44964910c22a12e52731368834334a7e
Add hadoop v2 support to hadoop element

Partially implements bp: vanilla-plugin-hadoop-2

Change-Id: Ifc87c6c702d8198a1840620de3d85c575da6c98e
Merge "Add DIB work dir to gitignore"
Merge "Add hadoop v2 support to hadoop element"
Merge "Remove duplications from hadoop elements"
Refactoring of diskimage-create script

The script is divided into blocks corresponding version of installed plugin.

Added options for specifying image type and hadoop version. By using option
you can choose image that you want to test instead of creating them all.

Change-Id: I5be5413e978acae26454a1a98825649f7d6498cd
Adds Intel Distribution Hadoop element to savanna-image-elements

Implements: blueprint idh-image-builder

Change-Id: I195a4fcd9be796bd2994f95f128d4e6893cbc254
Add CentOS 6.5 support

Edit doc for building CentOS cloud image

Change-Id: I1e77589a6faf11f898227de694323cead8e4ec3f
Merge "Adds Intel Distribution Hadoop element to savanna-image-elements"
Using newest java 7u51 version as default

Change-Id: I6bfec8a2461b8a807326865576a94f7530189894
Fix DIB_HADOOP_VERSION checks of hadoop-cdh element

We shouldn't begin to build image if specified hadoop version
is not supported for CDH

Change-Id: I592aec1d3d539231db7b2ca421d58b01cd7101de
Merge "Fix DIB_HADOOP_VERSION checks of hadoop-cdh element"
Update .gitreview to point on updated repo

Change-Id: I02b2ed5579c3bab4775558ea62d15387d713db9e
Update hadoop in vanilla plugin to 2.3 version

Change-Id: I21a8e523a2107bb3f420bb03020596aa38b96e66
Renaming all Savanna references to Sahara

WARNING:
----
Before merging this commit the alias for
http://sahara-files.mirantis.com needs to be in place.

Also before merging this commit the new openstack git project must be
available at https://git.openstack.org/openstack/sahara-image-elements/

NOTE:
----
The file 'elements/hadoop-hdp/source-repository-hadoopswift' contains a
link to the HortonWorks repository that holds the Hadoop Swift rpm, this
link needs to be updated when HortonWorks makes the change.

Implements: blueprint savanna-renaming-image-elements
Change-Id: Icb9a992f8545535af3a111580ce7c9622d754c67
Add ability to use environment variables for image names

Environment variables:
* ubuntu_[vanilla|spark]_hadoop_[1|2]_image_name
* fedora_vanilla_hadoop_[1|2]_image_name
* centos_[vanilla|hdp]_[hadoop_1|hadoop_2|plain]_image_name

Change-Id: I2440be46ec28f7790fcb7d643ee0c15f11d2d8f4
promote the firewall disabling feature

the hdp element would disable firewalls in images. other elements are
growing similar functionality. this change makes the functionality
available as an element.

Change-Id: Ib8315d6479b88a6378b58733223e9238435dfb51
Fix platform check in diskimage-create.sh

'set -e' causes the script to exit when 'grep CentOS' fails, which
meant the subsequent test was never reached. the subsequent test was
also backwards, using -z (test for zero length) instead of -n (test
for non-zero length).

Change-Id: Ie894a0ef4d785af6b9cb4a9f690bc6752092e655
Remove runtime commands from build time

ntpdate and ntpd start should not be run at build time. using
'chkconfig ntpd on' should be sufficient to start ntpd when an image
using the disk is used.

Change-Id: I93bf99232d63bd1b9cd77d193c17bc6d415bc1a8