cleanup.yml

---
- name: Add host to host list
  hosts: localhost
  gather_facts: no
  any_errors_fatal: true
  vars:
      hypervisor: "{{ provision.host }}"
      hypervisor_name: hypervisor
  tasks:
    - name: add hosts to host list
      add_host:
          name: "{{ hypervisor.name | default(hypervisor_name) }}"
          groups: "{{ hypervisor.groups|default([hypervisor_name]) | join(',') }}"
          ansible_user: "{{ hypervisor.user }}"
          ansible_host: "{{ hypervisor.address }}"
          ansible_ssh_private_key_file: "{{ hypervisor.key }}"

- name: Remove all VMs and networks that were created
  hosts: hypervisor
  gather_facts: yes
  any_errors_fatal: true
  vars:
      # ignore virsh's default network
      ignore_virsh_nets:
          - default
  tasks:
    - name: check if installed package
      command: "rpm -qa libvirt"
      register: libvirt_status

    # Don't cleanup if the libvirtd process is unavailable
    - name: Cleanup libvirt artifacts
      include_tasks: tasks/cleanup.yml
      when: "(libvirt_status.stdout_lines | length != 0)"

    - name: remove iptables rules created by infrared, by comment
      # Can't use iptables module, because it can't delete by generic comment
      vars:
          iptables_comment_search: "Infrared"
      shell: |
          set -euo pipefail
          for table in "-t nat" ""
          do
              iptables ${table} -S | awk '/{{ iptables_comment_search }}/ {$1="-D"; print $0}' | xargs -r -L1 iptables ${table}
          done

    #Should be cleaned after an Edge deployment
    - name: Unload ifb kernel module
      modprobe:
          name: ifb
          state: absent
      failed_when: False

    #Should be cleaned after an Edge deployment
    - name: Killing dhcrelay agent
      shell: |
          for i in $(pgrep dhcrelay); do kill -9 ${i}; done
      failed_when: False

- name: Remove vbmc package and nodes
  hosts: hypervisor
  gather_facts: yes
  any_errors_fatal: true
  become: true
  vars_files:
    - vars/hypervisor.yml
  tasks:
    - name: include vbmc's cleanup task
      include_role:
          name: vbmc
      vars:
          action: "cleanup"
          prefix: "{{ provision.prefix|default('') }}"

    - block:
        - name: Get all deployments
          set_fact:
              deployments_info: "{{ deployments_info|default({})|combine({item.key : item.value}) }}"
          when: prefix not in item.key
          with_dict: "{{ ansible_local.deployment_info }}"

        - name: Create running deployment custom fact
          template:
              src: deployments.fact.j2
              dest: "{{ custom_facts }}/deployment_info.fact"
              mode: 0644
      when: provision.prefix is defined

    - name: Make sure that we don't have deployment_info facts at all in case of full cleanup
      file:
          path: "{{ custom_facts }}/deployment_info.fact"
          state: absent
      when: provision.prefix is not defined

- name: Clean old inventory file
  hosts: localhost
  gather_facts: no
  tasks:
    - file:
          dest: "{{ inventory_dir }}/hosts"
          state: link
          src: "local_hosts"