dc-deployments-automation/roles/ec2-instance/tasks/main.yml

---

- name: Fetch AMI list for region
  ec2_ami_facts:
    region: "{{ aws_region }}"
    owner: "{{ ec2_ami_owner }}"
    filters:
      description: "{{ ec2_ami_description }}"
  register: amis

- name: Find the latest version of the AMI
  set_fact:
    latest_ami: "{{ amis.images | selectattr('name', 'defined') | sort(attribute='creation_date') | last }}"

- name: Provision EC2 host
  ec2:
    exact_count: 1
    count_tag:
      Name: "{{instance_name}}"
    keypair: "{{ ec2_keypair }}"
    region: "{{ aws_region }}"
    instance_type: "{{ ec2_type }}"
    image: "{{ latest_ami.image_id }}"
    group_id: "{{ sg.group_id }}"
    vpc_subnet_id: "{{ subnet.subnet.id }}"
    assign_public_ip: True
    termination_protection: "{{ ec2_termination_protection }}"
    volumes:
      - device_name: /dev/xvda
        volume_type: gp2
        volume_size: "{{ ec2_disk_size }}"
    wait: true
    instance_tags:
      Name: "{{ instance_name }}"
      name: "{{ instance_name }}"
      business_unit: "{{ business_unit }}"
      service_name: "{{ instance_name}}"
      resource_owner: "{{ resource_owner }}"
  register: ec2_instance

- name: Add DNS entry for EC2 instance
  route53:
    command: create
    zone: "{{ dns_domain }}"
    type: CNAME
    record: "{{ instance_hostname }}.{{ dns_domain }}"
    value: "{{ ec2_instance.tagged_instances[0].dns_name }}"
    ttl: 60
    overwrite: true