---
# 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.

# In later versions of systemd this is not needed. Referenced in
#  the following ML post resolves the bug.
#  * https://lists.freedesktop.org/archives/systemd-devel/2015-March/029151.html
- name: Move machined service into place
  template:
    src: systemd-machined.service.j2
    dest: /etc/systemd/system/systemd-machined.service
  register: machined_unit
  notify:
    - Reload systemd units
    - Restart machined

# In later versions of systemd this is not needed. Referenced in
#  the following commit resolves the bug.
#  * https://cgit.freedesktop.org/systemd/systemd/commit/src/machine/org.freedesktop.machine1.conf?id=72c3897f77a7352618ea76b880a6764f52d6327b
- name: Move machine1 dbus config into place
  copy:
    src: org.freedesktop.machine1.conf
    dest: /etc/dbus-1/system.d/org.freedesktop.machine1.conf
  register: machine1_conf
  notify:
    - Reload systemd units
    - Restart dbus

# Ensure lxc networks are running as they're supposed to
- meta: flush_handlers

# Because of this post and it's related bug(s) this is adding the container
#  volumes the old way. The new way would simply be calling `machinectl`.
#  * https://www.mail-archive.com/systemd-devel@lists.freedesktop.org/msg28255.html
- name: Remove old image cache
  command: "btrfs subvolume delete /var/lib/machines/{{ lxc_container_base_name }}"
  register: cache_refresh_del
  changed_when: cache_refresh_del.rc == 0
  failed_when: cache_refresh_del.rc not in [0, 1]
  when:
    - lxc_image_cache_refresh | bool

- name: Add image cache
  command: "btrfs subvolume create /var/lib/machines/{{ lxc_container_base_name }}"
  register: cache_refresh_add
  changed_when: cache_refresh_add.rc == 0
  failed_when: cache_refresh_add.rc not in [0, 1]
  when:
    - lxc_image_cache_refresh | bool

- name: Ensure image has been pre-staged
  async_status:
    jid: "{{ prestage_image.ansible_job_id }}"
  register: job_result
  until: job_result.finished
  retries: 60

- name: Place container rootfs
  unarchive:
    src: "/tmp/{{ cache_basename }}"
    dest: "/var/lib/machines/{{ lxc_container_base_name }}"
    remote_src: True
  notify:
    - Remove rootfs archive