Ansible playbook to pull docker images, write them to disk as tarballs, then optionally restore them to local container storage

mirror-images.yml

---
- hosts: localhost
  become: True
  vars:
    archive_path: /home/vagrant/containers
    containers:
      - name: quay.io/dcode/strelka_manager
        tag: latest
        id: 8b8321cf9c81
      - name: quay.io/dcode/strelka_frontend
        tag: latest
        id: fadbf562a40c
      - name: quay.io/dcode/strelka_backend
        tag: latest
        id: e0b21542811a
      - name: quay.io/dcode/strelka_mmrpc
        tag: latest
        id: b349c7f21d96
  tasks:
    - name: Mirror from online
      podman_image:
        name: "{{ item.name }}"
        tag: "{{ item.tag }}"
        pull: True
      tags:
        - online
        - mirror
      loop: "{{ containers }}"

    - name: Write to disk
      command: >
        skopeo copy
          containers-storage:{{ item.name }}:{{ item.tag }}
          docker-archive:{{ archive_path }}/{{ item.name |  regex_replace('/', '+') }}__{{ item.tag }}__{{ item.id }}.tar
      args:
        creates: "{{ archive_path }}/{{ item.name | regex_replace('/', '+') }}__{{ item.tag }}__{{ item.id }}.tar"
      tags:
        - online
        - mirror
      loop: "{{ containers }}"

    - name: Gather info for all images
      podman_image_info:
        name: "{{ item.id }}"
      register: images
      tags:
        - offline
      loop: "{{ containers }}"

    - name: Populate from disk
      command: >
        skopeo copy
          docker-archive:{{ archive_path }}/{{ item.item.name |  regex_replace('/', '+') }}__{{ item.item.tag }}__{{ item.id }}.tar
          containers-storage:{{ item.item.name }}:{{ item.item.tag }}
      when: item.images | length == 0
      tags:
        - offline
        - never
      loop: "{{ images.results }}"
      loop_control:
        label: "{{ item.item.name }}"