---
# Copyright 2015, Rackspace US, Inc.
#
# 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.

# NOTE(cloudnull): We're using rsync  and an if block because we've no means
#                  to loop over a block. Re-evaluate this task when/if this is
#                  merged https://github.com/ansible/ansible/issues/13262
- name: Rsyncing files from the LXC host to the container cache
  ansible.builtin.shell: |
    if [[ -e "{{ item }}" ]]; then
      rsync -av "{{ item }}" "{{ lxc_image_cache_path }}{{ item }}"
    else
      exit 3
    fi
  changed_when: _rsync_container_cache.rc == 0
  failed_when: _rsync_container_cache.rc not in [0, 3]
  register: _rsync_container_cache
  args:
    executable: "/bin/bash"
  with_items: "{{ (_lxc_copy_from_host | union(lxc_container_cache_files_from_host)) | list }}"

- name: Ensure directories exist for lxc_container_cache_files
  ansible.builtin.file:
    dest: "{{ lxc_image_cache_path }}{{ item.dest | default(item.src) | dirname }}"
    state: directory
    mode: "0755"
  with_items: "{{ lxc_container_cache_files }}"

- name: Copy files from deployment host to the container cache
  ansible.builtin.copy:
    src: "{{ item.src }}"
    dest: "{{ lxc_image_cache_path }}{{ item.dest | default(item.src) }}"
    owner: "{{ item.owner | default('root') }}"
    group: "{{ item.group | default('root') }}"
    mode: "{{ item.mode | default('0644') }}"
  with_items: "{{ lxc_container_cache_files }}"

- name: Ensure opt directory exists in container
  ansible.builtin.file:
    dest: "{{ lxc_image_cache_path }}/opt"
    state: directory
    mode: "0755"

- name: Cached image preparation script
  ansible.builtin.template:
    src: "{{ lxc_cache_prep_template }}"
    dest: "{{ lxc_image_cache_path }}/opt/cache-prep-commands.sh"
    mode: "0755"

# This task runs several commands against the cached image to speed up the
# lxc_container_create playbook.
- name: Prepare cached image setup commands
  ansible.builtin.shell: "chroot {{ lxc_image_cache_path }} /opt/cache-prep-commands.sh > /var/log/lxc-cache-prep-commands.log 2>&1"
  changed_when: false
  async: "{{ lxc_cache_prep_timeout | int }}"
  poll: 0
  register: _lxc_cache_prepare_commands

# NOTE(cloudnull): Wait for the cache preparation script has completed before
#                  building the new RootFS
- name: Ensure that the LXC cache has been prepared
  ansible.builtin.async_status:
    jid: "{{ _lxc_cache_prepare_commands.ansible_job_id }}"
  register: _lxc_cache_prepare_commands_result
  until: _lxc_cache_prepare_commands_result.finished
  delay: 10
  retries: "{{ lxc_cache_prep_timeout | int // 10 }}"

- name: Remove requiretty for sudo on centos
  ansible.builtin.template:
    dest: "{{ lxc_image_cache_path }}/etc/sudoers.d/openstack-ansible"
    owner: root
    group: root
    mode: "0440"
    src: sudoers.j2
  when:
    - ansible_facts['pkg_mgr'] == 'dnf'