---
- assert:
    that:
    - module != ''
    - version != ''
    - ami|default(DEFAULT_AMI) != ''
    - region|default(vpc_region) != ''
    - security_group_ids != ''
    - instance_type != ''
  tags: ['check_vars']

- set_fact:
    ud_cluster:
    - "{{ module }}"
    - "{{ country|default()|ternary('c0', '') }}{{ country|default() }}"
    - "{{ phase|default()|ternary('d0', '') }}{{ phase|default() }}"

- set_fact:
    ud_asgn:
    - "{{ module }}"
    - "{{ stack|default() }}"
    - "{{ country|default()|ternary('c0', '') }}{{ country|default() }}"
    - "{{ phase|default()|ternary('d0', '') }}{{ phase|default() }}"

- set_fact:
    lc_n:
    - "{{ module }}"
    - "{{ stack|default() }}"
    - "{{ country|default()|ternary('c0', '') }}{{ country|default() }}"
    - "{{ phase|default()|ternary('d0', '') }}{{ phase|default() }}"
    - "{{ version }}"

- name: assemble user data
  set_fact:
    user_data:
      EC2_REGION: "{{ region|default(vpc_region) }}"
      CLOUD_COUNTRIES: "{{ country|default() }}"
      CLOUD_ENVIRONMENT: "{{ ACCT_NAME }}"
      CLOUD_MONITOR_BUCKET: "{{ module }}"
      CLOUD_APP: "{{ module }}"
      CLOUD_STACK: "{{ stack|default('None') }}"
      CLOUD_DEV_PHASE: "{{ phase|default() }}"
      CLOUD_CLUSTER: "{{ ud_cluster|select|join('-') }}"
      CLOUD_AUTO_SCALE_GROUP: "{{ ud_asgn|select|join('-') }}"
      CLOUD_LAUNCH_CONFIG: "{{ lc_n|select|join('-') }}"

- name: launchconfig
  ec2_lc:
    region: "{{ region|default(vpc_region) }}"
    name: "{{ lc_n|select|join('-') }}"
    image_id: "{{ ami|default(DEFAULT_AMI) }}"
    key_name: "{{ MANAGEMENT_KEY_NAME }}"
    instance_profile_name: "{{ module }}"
    security_groups: "{{ security_group_ids }}"
    instance_type: "{{ instance_type}}"
    volumes:
# setting the root volume seems to prevent instances from launching
#    - device_name: /dev/sda
#      volume_size: 8
#      volume_type: gp2
#      delete_on_termination: true
    - device_name: /dev/sdb
      ephemeral: ephemeral0
    - device_name: /dev/sdc
      ephemeral: ephemeral1
    - device_name: /dev/sdd
      ephemeral: ephemeral2
    - device_name: /dev/sde
      ephemeral: ephemeral3
    user_data: "{{ lookup('template', 'userdata.sh.j2') }}"
  register: launchconfig