Ansible AWS

aws_provision_instance.yml

- hosts: all # run for all hosts in the inventory
  connection: local # ec2 module runs locally, no need to connect to a non existant host!
  gather_facts: False
  vars:
    # build up dictionary of tags so we can use them as facts in the dynamic inventory when configuring the instances
    TAGS: "{'env': 'Test', 'Name': '{{ inventory_hostname }}', {% for group in group_names %}'{{ group }}':'yes'{% if not loop.last %},{% endif %}{% endfor %}{{ GROUP_TAGS | default() }} }"

  tasks:
  - name: Provision an instance {{ inventory_hostname }}
    ec2:
      state: present
      region: "{{ AWS_REGION }}"
      key_name: "{{ KEY_NAME }}"
      group_id: "{{ SECURITY_GROUP.group_id }}"
      vpc_subnet_id: "{{ subnet_id }}"
      instance_type: "{{ INSTANCE_TYPE }}"
      image: "{{ AMI_ID }}"
      assign_public_ip: yes
      wait: true
      instance_tags: "{{ TAGS }}"
      volumes:
      - device_name: /dev/sda1
        volume_type: gp2
        volume_size: 8
        delete_on_termination: true
    register: ec2_instance
    when: inventory_hostname != "localhost"

# make sure we can ssh into the instances, otherwise no point proceeding with trying to configure them!
  - name: Wait for SSH to start
    wait_for:
      host: "{{ ec2_instance.instances[0].public_ip }}"
      port: 22
      timeout: 300
    delegate_to: localhost
    when: inventory_hostname != "localhost"