---
# Copyright 2019 Red Hat, Inc.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.


# "backup_and_restore" will search for and load any operating system variable file

# found within the "vars/" path. If no OS files are found the task will skip.
- name: Gather variables for each operating system
  include_vars: "{{ item }}"
  with_first_found:
    - skip: true
      files:
        - "{{ ansible_facts['distribution'] | lower }}-{{ ansible_facts['distribution_version'] | lower }}.yml"
        - "{{ ansible_facts['distribution'] | lower }}-{{ ansible_facts['distribution_major_version'] | lower }}.yml"
        - "{{ ansible_facts['os_family'] | lower }}-{{ ansible_facts['distribution_major_version'] | lower }}.yml"
        - "{{ ansible_facts['distribution'] | lower }}.yml"
        - "{{ ansible_facts['os_family'] | lower }}-{{ ansible_facts['distribution_version'].split('.')[0] }}.yml"
        - "{{ ansible_facts['os_family'] | lower }}.yml"
  tags:
    - always

- name: Take this node out of pacemaker
  command: pcs cluster stop --request-timeout={{ tripleo_backup_and_restore_pcs_timeout }}
  when:
    - pacemaker_enabled
    - tripleo_backup_and_restore_enable_snapshots|bool
  tags:
    - bar_create_recover_image

- name: Check if /boot/efi is mounted when the OS uses UEFI
  set_fact:
    boot_efi_mount: "{{ ansible_facts['mounts'] | selectattr('mount', 'equalto', '/boot/efi') | list | length > 0 }}"
  when: efi_dir.stat.exists
  tags:
    - bar_create_recover_image

- name: Manually mount /boot/efi if it is not mounted
  shell: |
    set -o pipefail
    mkdir /boot/efi_stack
    mount /dev/{{ tripleo_backup_and_restore_boot_efi_mount }} /boot/efi_stack
    dd if=/dev/{{ tripleo_backup_and_restore_boot_mount }} of=/boot/{{ tripleo_backup_and_restore_boot_mount }}
  when:
    - efi_dir.stat.exists
    - not boot_efi_mount
  tags:
    - bar_create_recover_image

- name: Get date and time to add to the backup prefix
  command: "date +\"{{ tripleo_backup_and_restore_date_argument }}\""
  register: bar_timestamp
  when: tripleo_backup_and_restore_historical
  tags:
    - bar_create_recover_image

- name: Modify on LOG_FILE on /etc/rear/local.conf
  lineinfile:
    path: /etc/rear/local.conf
    regexp: "^LOGFILE.*"
    line: LOGFILE="$LOG_DIR/rear-$HOSTNAME-{{ bar_timestamp.stdout }}.log"
  when:
    - tripleo_backup_and_restore_historical
  tags:
    - bar_create_recover_image

- name: Configuring /etc/rear/local.conf
  replace:
    path: /etc/rear/local.conf
    regexp: "^{{ item }}.*"
    replace: "{{ item }}=$HOSTNAME-{{ bar_timestamp.stdout }}"
  loop:
    - ISO_PREFIX
    - BACKUP_PROG_ARCHIVE
    - OUTPUT_PREFIX_PXE
  tags:
    - bar_create_recover_image

- name: Create the node backup
  command: rear {{ (tripleo_backup_and_restore_rear_simulate | bool) | ternary('-s ', '') }}-d -v mkbackup
  register: tripleo_backup_and_restore_rear_output
  when: tripleo_backup_and_restore_rear_output is undefined
  tags:
    - bar_create_recover_image

- name: Display ReaR recovery image creation output
  debug:
    var: tripleo_backup_and_restore_rear_output
  tags:
    - bar_create_recover_image

- name: Clean old backups
  shell: |
    set -o pipefail
    rm -rf /tmp/rear.* || true
    rm -rf /var/lib/rear/output/*
  failed_when: false
  args:
    warn: false
  tags:
    - bar_create_recover_image