---
- name: Perform a ReaR backup
  hosts: all
  become: true
  gather_facts: true
  strategy: free

  vars:
    rear_backup_workflow: standalone

  tasks:
    - name: Import rear_vars role
      ansible.builtin.import_role:
        name: rhc.rear.rear_vars

    - name: Check for previous backup completion
      ansible.builtin.stat:
        path: "{{ rear_backup_success_file_path }}/{{ rear_backup_workflow }}_rear_success"
      register: rear_backup_success_file

    - name: End if backup has already completed successfully
      ansible.builtin.meta: end_host
      when:
        - rear_backup_success_file['stat']['exists'] | bool
        - not rear_force_backup | default(false) | bool

    - name: Perform ReaR Backup and write success log
      when:
        - ansible_distribution_major_version >= '7'
        - not rear_backup_skip | default(false) | bool
      block:
        - name: Include the backup role
          ansible.builtin.include_role:
            name: rhc.rear.rear_backup

        - name: Confirm ReaR backup log is present
          ansible.builtin.stat:
            path: "/var/log/rear/rear-{{ ansible_hostname }}.log"
          register: rear_backup_log_stat

        - name: Backup ReaR log file and create success file
          when:
            - rear_backup_log_stat['stat']['exists']
          block:
            - name: Copy ReaR log file to backup location
              ansible.builtin.copy:
                src: "/var/log/rear/rear-{{ ansible_hostname }}.log"
                dest: "/var/log/rear-{{ ansible_hostname }}-{{ '%Y-%m-%d' | strftime(rear_backup_log_stat['stat']['mtime']) }}.log"
                mode: "0644"
                backup: true
                remote_src: true

            - name: Remove ReaR log file
              ansible.builtin.file:
                path: "/var/log/rear/rear-{{ ansible_hostname }}.log"
                state: absent

            - name: Create success file directory if not present
              ansible.builtin.file:
                path: "{{ rear_backup_success_file_path }}"
                state: directory
                mode: "0755"

            - name: Create backup success file
              ansible.builtin.copy:
                dest: "{{ rear_backup_success_file_path }}/{{ rear_backup_workflow }}_rear_success"
                content: "success\n"
                mode: "0644"