dockerEE_ubuntu.yml

---
- hosts: ubuntuaws2
  gather_facts: no
  vars_files:
    - dockerEE_creds.yml

  tasks:
    - name: apt-get update (cache age is checked)
      apt:
        update_cache: yes
        cache_valid_time: 3600
        
    - name: install package apt-transport-https
      apt:
        name: apt-transport-https
        state: present

    - name: install package ca-certificates
      apt:
        name: ca-certificates
        state: present

    - name: install package curl
      apt:
        name: curl
        state: present
          
    - name: install package software-properties-common
      apt:
        name: software-properties-common
        state: present
          
    - name: add Docker official GPG key using Docker EE repository URL  # have to use --become in ansible-playbook as this command does not seem to support become ??
      apt_key:
        url: "{{ DOCKER_EE_URL }}/ubuntu/gpg"
        state: present

    - name: check GPG key
      command: apt-key fingerprint 6D085F96
      become: yes
      register: aptkey 
    
    - debug: var=aptkey.stdout_lines
    
## short term - hard coded result of $(lsb_release -cs) = xenial 
    - name: add stable repository
      apt_repository: 
        repo: deb [arch=amd64] {{ DOCKER_EE_URL }}/ubuntu xenial {{ DOCKER_EE_VERSION }}
        state: present
             
    - debug: var=addrepo.stdout_lines

    - name: run apt-get update
      apt:
        update_cache: yes

    - name: install docker-ee
      apt:
        name: docker-ee
        state: present