---
- name: Remove old versions of Docker and conflicting packages
  dnf:
    name:
      - docker
      - docker-client
      - docker-client-latest
      - docker-common
      - docker-latest
      - docker-latest-logrotate
      - docker-logrotate
      - docker-engine
      - podman
      - runc
    state: absent

- name: Install DNF plugins
  dnf:
    name: dnf-plugins-core
    state: present

- name: Add Docker repository (RHEL official repo)
  command: dnf config-manager --add-repo https://download.docker.com/linux/rhel/docker-ce.repo
  args:
    creates: /etc/yum.repos.d/docker-ce.repo

- name: Update package cache
  command: dnf makecache

- name: Install Docker CE, CLI and other components
  dnf:
    name:
      - docker-ce
      - docker-ce-cli
      - containerd.io
      - docker-buildx-plugin
      - docker-compose-plugin
    state: present

- name: Enable and start Docker service
  systemd:
    name: docker
    state: started
    enabled: yes

- name: Disable iptables
  copy:
    src: files/daemon.json
    dest: /etc/docker/daemon.json

- name: Restart firewalld
  command: firewall-cmd --reload

- name: Restart Docker service
  systemd:
    name: docker
    state: restarted