cluster-mini-launch.yml

#
# Cluster mini - launch playbook
#
---
- name: Launch nodes in the cloud
  hosts: localhost
  connection: local
  gather_facts: no

  vars:
    region:        'eu-west-1'
    keypair:       'ansible'
    sec_group:     'default'
    instance_tags: '{"ansible-managed":"yes","class":"foo"}'
    
  tasks:  
  - name: Launch instances in ec2
    ec2: > 
      region={{ region }} 
      keypair={{ keypair }} 
      group={{ sec_group }} 
      image=ami-8e987ef9 
      instance_type=t1.micro
      id=hadoop-mini
      wait=yes
      count=1
    register: ec2
    tags: launch

  - name: Add instance IPs to host group
    add_host: hostname={{ item.public_ip }} groupname=ec2
    with_items: ec2.instances
    tags: launch

  - name: Ensure SSH is up
    wait_for: host={{ item.public_ip }} port=22 timeout=320
    with_items: ec2.instances
    tags: launch