Ansible playbook to provision some servers on Rackspace and generate a static hosts file to save for later. This is useful for creating a quick QA or development deployment with multiple groups. Also consider the "add_host" module for adding to your in-memory host configuration.

hosts.j2

[a]
{% for a in a_provision.instances %}
{{ a.rax_accessipv4 }}
{% endfor %}

[b]
{% for b in b_provision.instances %}
{{ b.rax_accessipv4 }}
{% endfor %}

main.yml

---
- name: a - build request
  local_action:
    module: rax
    username: username
    api_key: key
    name: test-a
    count: 1
    flavor: 3
    image: a-image-id
    files:
      /root/.ssh/authorized_keys: ~/.ssh/id_rsa.pub
    state: present
    wait: yes
    wait_timeout: 1000
    networks:
    - private
    - public
  register: a_provision

- name: b - build request
  local_action:
    module: rax
    username: username
    api_key: key
    name: test-b
    flavor: 5
    image: b-image-id
    files:
      /root/.ssh/authorized_keys: ~/.ssh/id_rsa.pub
    state: present
    wait: yes
    wait_timeout: 1000
    networks:
    - private
    - public
  register: b_provision

- name: add new nodes to hosts configuration
  template: 'src=hosts.j2 dest=provisioned_hosts'