docker/tasks/main.yml

- name: "Remove Docker snap package"
  community.general.snap:
    name: "docker"
    state: absent
  when:
    - ansible_facts['distribution'] == "Ubuntu"

- name: "Add apt key for Ubuntu Docker"
  apt_key:
    url: "https://download.docker.com/linux/ubuntu/gpg"
    state: present
  when:
    - ansible_facts['distribution'] == "Ubuntu"

- name: "Add Docker Ubuntu repository"
  apt_repository:
    repo: "deb [arch=amd64] https://download.docker.com/linux/ubuntu {{ ansible_distribution_release }} stable"
    state: present
  when:
    - ansible_facts['distribution'] == "Ubuntu"

- name: "Add apt key for Debian Docker"
  apt_key:
    url: "https://download.docker.com/linux/debian/gpg"
    state: present
  when:
    - ansible_facts['distribution'] == "Debian"

- name: "Add Docker Debian repository"
  apt_repository:
    repo: "deb [arch=amd64] https://download.docker.com/linux/debian {{ ansible_distribution_release }} stable"
    state: present
  when:
    - ansible_facts['distribution'] == "Debian"

- name: "Install Docker"
  apt:
    state: present
    pkg:
      - docker-ce
      - docker-ce-cli
      - containerd.io
      - docker-compose

- name: "Install the Docker API"
  ansible.builtin.pip:
    name: docker
    state: latest

- name: "Download lazydocker"
  ansible.builtin.get_url:
    url: "https://github.com/jesseduffield/lazydocker/releases/download/v{{ docker_lazydocker_version }}/lazydocker_{{ docker_lazydocker_version }}_Linux_x86_64.tar.gz"
    dest: "/tmp/lazydocker.tar.gz"

- name: "Extract lazydocker"
  ansible.builtin.unarchive:
    src: "/tmp/lazydocker.tar.gz"
    dest: "/usr/bin/"
    mode: "0777"
    remote_src: yes
    exclude:
      - "LICENSE"
      - "README.md"

- name: "Get the Systems repository"
  ansible.builtin.git:
    repo: "https://git.2li.ch/Nebucatnetzer/docker_systems.git"
    dest: "/home/{{ ansible_ssh_user }}/docker_systems"
  become: no
  when: docker_skip_project is undefined

- name: "Get the .env template"
  ansible.builtin.fetch:
    src: "{{ docker_project_path }}/.env.j2"
    dest: "/tmp/fetched/{{ inventory_hostname }}.env.j2"
    flat: yes
    fail_on_missing: no
  register: env_file
  become: no
  when: docker_skip_project is undefined

- name: "Copy the .env file"
  ansible.builtin.template:
    src: "/tmp/fetched/{{ inventory_hostname }}.env.j2"
    dest: "{{ docker_project_path }}/.env"
  become: no
  when: docker_skip_project is undefined and env_file.changed

- name: "Open the required UDP ports"
  ansible.builtin.ufw:
    rule: "allow"
    port: "{{ item }}"
    proto: "udp"
  loop: "{{ docker_udp_ports }}"
  when: docker_udp_ports is defined

- name: "Open the required TCP ports"
  ansible.builtin.ufw:
    rule: "allow"
    port: "{{ item }}"
    proto: "tcp"
  loop: "{{ docker_tcp_ports }}"
  when: docker_tcp_ports is defined

- name: "Start the Docker containers"
  community.docker.docker_compose:
    project_src: "{{ docker_project_path }}"
    state: "present"
    pull: "yes"
    remove_orphans: "yes"
  when: docker_skip_project is undefined

- name: "Prune old data"
  community.docker.docker_prune:
    containers: yes
    images: yes
    images_filters:
      dangling: true
    networks: yes
    volumes: yes
    builder_cache: yes