kubespray/roles/network_plugin/multus/tasks/main.yml

---
- name: Multus | Copy manifest files
  copy:
    src: "{{ item.file }}"
    dest: "{{ kube_config_dir }}"
    mode: 0644
  with_items:
    - {name: multus-crd, file: multus-crd.yml, type: customresourcedefinition}
    - {name: multus-serviceaccount, file: multus-serviceaccount.yml, type: serviceaccount}
    - {name: multus-clusterrole, file: multus-clusterrole.yml, type: clusterrole}
    - {name: multus-clusterrolebinding, file: multus-clusterrolebinding.yml, type: clusterrolebinding}
  register: multus_manifest_1
  when: inventory_hostname == groups['kube_control_plane'][0]

- name: Multus | Check container engine type
  set_fact:
    container_manager_types: "{{ ansible_play_hosts_all | map('extract', hostvars, ['container_manager']) | list | unique }}"

- name: Multus | Copy manifest templates
  template:
    src: multus-daemonset.yml.j2
    dest: "{{ kube_config_dir }}/{{ item.file }}"
    mode: 0644
  with_items:
    - {name: multus-daemonset-containerd, file: multus-daemonset-containerd.yml, type: daemonset, engine: containerd }
    - {name: multus-daemonset-docker, file: multus-daemonset-docker.yml, type: daemonset, engine: docker }
    - {name: multus-daemonset-crio, file: multus-daemonset-crio.yml, type: daemonset, engine: crio }
  register: multus_manifest_2
  vars:
    query: "*|[?container_manager=='{{ container_manager }}']|[0].inventory_hostname"
    vars_from_node: "{{ hostvars | json_query(query) }}"
  delegate_to: "{{ groups['kube_control_plane'][0] }}"
  when:
    - item.engine in container_manager_types
    - hostvars[inventory_hostname].container_manager == item.engine
    - inventory_hostname == vars_from_node