---
# Tasks for unregistering from Red Hat Subscription Manager.
- name: "Unregistering from Red Hat Subscription Manager."
  community.general.redhat_subscription:
    state: absent
  when: ansible_distribution == 'RedHat'
  
# Tasks for configuring SSH for public key authentication.
- name: "Configuring SSH for Public Key Authentication."
  block:
    - ansible.builtin.lineinfile:
        path: /etc/ssh/sshd_config
        regexp: '^PermitRootLogin'
        line: 'PermitRootLogin no'
    - ansible.builtin.lineinfile:
        path: /etc/ssh/sshd_config
        regexp: '^PubkeyAuthentication'
        line: 'PubkeyAuthentication yes'

# Tasks for setting the hostname.
- name: "Setting the hostname."
  ansible.builtin.hostname:
    name: "localhost"

# Tasks for disabling SELinux.
- name: "Disabling SELinux."
  ansible.builtin.selinux:
    state: disabled
    policy: targeted

# Tasks for restarting the SSH daemon.
- name: "Restarting the SSH daemon."
  ansible.builtin.systemd:
    name: sshd
    state: restarted
    daemon_reload: true