---
- hosts: docker_hosts
  become: true
  tasks:
    - name: Install required system packages
      apt:
        name: "{{item}}"
        state: present
        update_cache: yes
      loop:
        - apt-transport-https
        - ca-certificates
        - curl
        - gnupg-agent
        - software-properties-common

    - name: Add Docker GPG apt Key
      apt_key:
        url: https://download.docker.com/linux/ubuntu/gpg
        state: present

    - name: Add Docker Repository
      apt_repository:
        repo: deb https://download.docker.com/linux/ubuntu focal stable
        state: present

    - name: installa docker
      apt:
        name: "{{item}}"
        state: latest
        update_cache: yes
      loop:
        - docker-ce 
        - docker-ce-cli 
        - containerd.io
        - docker-compose-plugin

    - name: Creates directory
      file:
        path: /etc/systemd/system/docker.service.d
        state: directory

#    - name: copy config files
    - name: copying files
      copy:
        src: nebula-v2/remote-api.conf
        dest: /etc/systemd/system/docker.service.d/remote-api.conf

    - name: Allow TCP 4243
      ansible.builtin.iptables:
        action: insert 
        chain: INPUT
        protocol:  tcp
        match: tcp
        destination_port: 4243
        jump: ACCEPT



    - name: assicurati che docker sia attivo
      service:
        name: docker
        state: started
        enabled: yes