playbook.yml

---
- hosts: all
  become: yes
  tasks:
   - stat:
        path: /usr/bin/docker
     register: st

   - name: Update repositories
     apt:
      upgrade: yes
      update_cache: yes
     when: st.stat.exists == False

   - name: Install a list of packages
     apt:
       name: "{{ packages }}"
     vars:
       packages:
        - apt-transport-https
        - ca-certificates
        - curl
        - gnupg-agent
        - software-properties-common
     when: st.stat.exists == False

   - name: Add an Apt signing key, uses whichever key is at the URL
     apt_key:
        url: https://download.docker.com/linux/ubuntu/gpg
        state: present
     when: st.stat.exists == False

   - name: add nginx apt repository
     apt_repository:
      repo: "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
      state: present
     when: st.stat.exists == False

   - name: Update repositories
     apt:
      upgrade: yes
      update_cache: yes
     when: st.stat.exists == False

   - name: Install a list of packages
     apt:
       name: "{{ packages }}"
     vars:
       packages:
        - docker-ce
        - docker-ce-cli
        - containerd.io
     when: st.stat.exists == False

   - stat:
        path: /usr/local/bin/docker-compose
     register: stcomp

   - name: Install docker-compose
     command: curl -L "https://github.com/docker/compose/releases/download/1.24.0/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
     when: stcomp.stat.exists == False

   - docker_service:
        project_src: .