Playbook_install_docker.yml

---
- name: Installation de docker sur ubuntu
  hosts: localhost
  connection: local
  task:
    - name: Updating cache
      apt:
        update_cache: yes

    - name: Installating required packages
      apt:
       - ca-certificates
       - curl 
       - gnupg
      state: latest

    - name: Add Docker’s official GPG key
      command: "{{ item }}"
      with_items :
        - sudo install -m 0755 -d /etc/apt/keyrings
        - curl -fsSL https://download.docker.com/linux/ubuntu/gpg
        - sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg 
        - sudo chmod a+r /etc/apt/keyrings/docker.gpg

    - name: Seting up the repository
      command: "{{ item }}"
      with_items:
        - echo "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \ "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable"
        - sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

    - name: Updating cache again to add repository
      apt:
        update_cache: yes

    - name: Installating Docker engine, Docker compose and Docker CLI plugin
      command: sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
      notify: start-docker

    - name: Adding user to Docker group
      command: sudo usermod -aG docker $USER

  handlers:
    - name: Enabling docker
      service:
        name: docker
        enabled: yes

    - name: Starting docker service
      service:
        name: docker
        state: started

    - name: Verifying Installation
      debug: msg="Docker is well installed in your machin"