Hadoop ansible role

Installs and configure Hadoop system (version 1.2.1) in a cluster of nodes. How to use it:

In the "Worker Nodes"

  roles:
    - { role: 'micafer.hadoop', hadoop_master: 'MASTER_NODE_NAME_OR_IP' }

In the "Manager Node"

  roles:
    - { role: 'micafer.hadoop', hadoop_master: 'MASTER_NODE_NAME_OR_IP', hadoop_type_of_node: 'master'}