okd/playbooks/aws/openshift-cluster/terminate.yml

---
- name: Terminate instance(s)
  hosts: localhost
  connection: local
  become: no
  gather_facts: no
  vars_files:
  - vars.yml
  tasks:
  - add_host:
      name: "{{ item }}"
      groups: oo_hosts_to_terminate
      ansible_ssh_user: "{{ deployment_vars[deployment_type].ssh_user }}"
      ansible_sudo: "{{ deployment_vars[deployment_type].sudo }}"
    with_items: (groups['tag_clusterid_' ~ cluster_id] | default([])) | difference(['localhost'])

- name: Unsubscribe VMs
  hosts: oo_hosts_to_terminate
  roles:
  - role: rhel_unsubscribe
    when: deployment_type in ['atomic-enterprise', 'enterprise', 'openshift-enterprise'] and
          ansible_distribution == "RedHat" and
          lookup('oo_option', 'rhel_skip_subscription') | default(rhsub_skip, True) |
            default('no', True) | lower in ['no', 'false']

- name: Terminate instances
  hosts: localhost
  connection: local
  become: no
  gather_facts: no
  tasks:
    - name: Remove tags from instances
      ec2_tag:
        resource: "{{ hostvars[item]['ec2_id'] }}"
        region: "{{ hostvars[item]['ec2_region'] }}"
        state: absent
        tags:
          environment:   "{{ hostvars[item]['ec2_tag_environment'] }}"
          clusterid:     "{{ hostvars[item]['ec2_tag_clusterid'] }}"
          host-type:     "{{ hostvars[item]['ec2_tag_host-type'] }}"
          sub_host_type: "{{ hostvars[item]['ec2_tag_sub-host-type'] }}"
      with_items: groups.oo_hosts_to_terminate
      when: "'oo_hosts_to_terminate' in groups"

    - name: Terminate instances
      ec2:
        state: absent
        instance_ids: ["{{ hostvars[item].ec2_id }}"]
        region: "{{ hostvars[item].ec2_region }}"
      ignore_errors: yes
      register: ec2_term
      with_items: groups.oo_hosts_to_terminate
      when: "'oo_hosts_to_terminate' in groups"

    # Fail if any of the instances failed to terminate with an error other
    # than 403 Forbidden
    - fail:
        msg: "Terminating instance {{ item.ec2_id }} failed with message {{ item.msg }}"
      when: "'oo_hosts_to_terminate' in groups and item.has_key('failed') and item.failed"
      with_items: ec2_term.results

    - name: Stop instance if termination failed
      ec2:
        state: stopped
        instance_ids: ["{{ item.item.ec2_id }}"]
        region: "{{ item.item.ec2_region }}"
      register: ec2_stop
      when: "'oo_hosts_to_terminate' in groups and item.has_key('failed') and item.failed"
      with_items: ec2_term.results

    - name: Rename stopped instances
      ec2_tag: resource={{ item.item.item.ec2_id }} region={{ item.item.item.ec2_region }} state=present
      args:
        tags:
          Name: "{{ item.item.item.ec2_tag_Name }}-terminate"
      with_items: ec2_stop.results
      when: ec2_stop | changed