# 所有节点安装 Docker
- hosts: all
  gather_facts: false
  tasks:
    - name: "设置代理服务器环境变量"
      set_fact:
        proxy_env:
          http_proxy: "{{ http_proxy | default ('') }}"
          HTTP_PROXY: "{{ http_proxy | default ('') }}"
          https_proxy: "{{ https_proxy | default ('') }}"
          HTTPS_PROXY: "{{ https_proxy | default ('') }}"
          no_proxy: "{{ no_proxy | default ('') }}"
          NO_PROXY: "{{ no_proxy | default ('') }}"
      no_log: true

- hosts: 
  - all
  roles:
  - prepare/variables
  - prepare/container-engine
  environment: "{{ proxy_env }}"