---
- assert:
    that:
    - module != ''
    - zone in ('pub', 'priv')
    - sg_rules is defined
    - elb_type|default('') in ('', 'internal', 'internet-facing')
  tags: ['check_vars']

- name: determine subnets for ELB
  ec2_vpc_subnet_facts:
    region: "{{ vpc_region }}"
    filters:
      vpc_id: "{{ vpc.vpc.id }}"
      "tag:zone": "{{ zone }}"
  register: elb_subnet_ids

- name: module IAM role
  iam:
    name: "{{ module }}"
    iam_type: role
    state: present

- name: module ELB securitygroup
  when: elb_type is defined
  ec2_group:
    vpc_id: "{{ vpc.vpc.id }}"
    region: "{{ vpc_region }}"
    state: present
    name: "{{ module }}-{{ (elb_type == 'internal')|ternary('int', 'ext') }}-elb"
    description: "sg for {{ (elb_type == 'internal')|ternary('internal', 'external') }} elb for {{ module }}"
    purge_rules: false
    rules: "{{ elb_rules }}"
    rules_egress:
    - proto: all
      cidr_ip: 0.0.0.0/0

- name: module securitygroup
  ec2_group:
    vpc_id: "{{ vpc.vpc.id }}"
    region: "{{ vpc_region }}"
    state: present
    name: "{{ module }}"
    description: "{{ module }} rules"
    purge_rules: false
    rules: "{{ sg_rules }}"
    rules_egress:
    - proto: all
      cidr_ip: 0.0.0.0/0
  register: sg_module

- name: module ELB
  when: elb_type is defined
  ec2_elb_lb:
    region: "{{ vpc_region }}"
    state: present
    name: "{{ module }}-{{ (elb_type == 'internal')|ternary('int', 'ext') }}-elb"
    cross_az_load_balancing: yes
    scheme: "{{ elb_type }}"
    subnets: "{{ elb_subnet_ids.subnets|default([])|map(attribute='id')|list }}"
    security_group_names:
    - "{{ module }}-{{ (elb_type == 'internal')|ternary('int', 'ext') }}-elb"
    listeners: "{{ elb_listeners }}"
    health_check: "{{ elb_healthcheck }}"
  register: loadbalancer

- include_role:
    name: launchconfig
  vars:
    security_group_ids:
    - "{{ sg_ssh.group_id }}"
    - "{{ sg_icmp.group_id }}"
    - "{{ sg_module.group_id }}"

- include_role:
    name: autoscalinggroup
  vars:
    load_balancers: "{{ loadbalancer.elb.name|default(omit) }}"