---
# 安装Docker
- name: Install Docker
  hosts: "{{ target_hosts | default('all') }}"
  become: yes
  vars:
    docker_version: latest
    
  tasks:
    - name: Install required packages
      apt:
        name:
          - apt-transport-https
          - ca-certificates
          - curl
          - gnupg
          - lsb-release
        state: present
      when: ansible_os_family == "Debian"
      
    - name: Add Docker GPG key
      apt_key:
        url: https://download.docker.com/linux/{{ ansible_distribution | lower }}/gpg
        state: present
        
    - name: Add Docker repository
      apt_repository:
        repo: "deb [arch=amd64] https://download.docker.com/linux/{{ ansible_distribution | lower }} {{ ansible_distribution_release }} stable"
        state: present
      when: ansible_os_family == "Debian"
      
    - name: Install Docker
      apt:
        name:
          - docker-ce
          - docker-ce-cli
          - containerd.io
          - docker-compose-plugin
        state: present
        
    - name: Start Docker service
      service:
        name: docker
        state: started
        enabled: yes
        
    - name: Add user to docker group
      user:
        name: "{{ ansible_user }}"
        groups: docker
        append: yes