---
# Copyright 2014, 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.

- name: Gather variables for each operating system
  include_vars: "{{ item }}"
  with_first_found:
    - "{{ ansible_distribution | lower }}-{{ ansible_distribution_version | lower }}.yml"
    - "{{ ansible_distribution | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
    - "{{ ansible_os_family | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
    - "{{ ansible_distribution | lower }}.yml"
    - "{{ ansible_os_family | lower }}.yml"
  tags:
    - always

- name: Fail if our required secrets are not present
  fail:
    msg: "Please set the {{ item }} variable prior to applying this role."
  when: (item is undefined) or (item is none)
  with_items: "{{ ceilometer_required_secrets }}"
  tags:
    - always

- name: Fail if service was deployed using a different installation method
  fail:
    msg: "Switching installation methods for OpenStack services is not supported"
  when:
    - ansible_local is defined
    - ansible_local.openstack_ansible is defined
    - ansible_local.openstack_ansible.ceilometer is defined
    - ansible_local.openstack_ansible.ceilometer.install_method is defined
    - ansible_local.openstack_ansible.ceilometer.install_method != ceilometer_install_method

- name: Gather variables for installation method
  include_vars: "{{ ceilometer_install_method }}_install.yml"
  tags:
    - always

- include_tasks: ceilometer_pre_install.yml
  tags:
    - ceilometer-install

- include_tasks: ceilometer_install.yml
  tags:
    - ceilometer-install

- include_tasks: ceilometer_post_install.yml
  tags:
    - ceilometer-config

- name: Run the systemd service role
  include_role:
    name: systemd_service
    private: true
  vars:
    systemd_user_name: "{{ ceilometer_system_user_name }}"
    systemd_group_name: "{{ ceilometer_system_group_name }}"
    systemd_tempd_prefix: openstack
    systemd_slice_name: ceilometer
    systemd_lock_path: /var/lock/ceilometer
    systemd_CPUAccounting: true
    systemd_BlockIOAccounting: true
    systemd_MemoryAccounting: true
    systemd_TasksAccounting: true
    systemd_services: |-
      {% set services = [] %}
      {% for service in ceilometer_services.values() %}
      {%   if service.group | intersect(group_names) %}
      {%     set _ = service.update({'enabled': 'yes', 'state': 'started'}) %}
      {%     set _ = service.pop('group') %}
      {%     set _ = services.append(service) %}
      {%   endif %}
      {% endfor %}
      {{ services }}
  tags:
    - ceilometer-config
    - systemd-service

- include_tasks: ceilometer_service_setup.yml
  when:
    - groups['ceilometer_central_container'] is defined and inventory_hostname == groups['ceilometer_central_container'][0]
  tags:
    - ceilometer-config

- import_tasks: mq_setup.yml
  run_once: yes
  vars:
    _oslomsg_rpc_setup_host: "{{ ceilometer_oslomsg_rpc_setup_host }}"
    _oslomsg_rpc_userid: "{{ ceilometer_oslomsg_rpc_userid }}"
    _oslomsg_rpc_password: "{{ ceilometer_oslomsg_rpc_password }}"
    _oslomsg_rpc_vhost: "{{ ceilometer_oslomsg_rpc_vhost }}"
    _oslomsg_rpc_transport: "{{ ceilometer_oslomsg_rpc_transport }}"
    _oslomsg_notify_setup_host: "{{ ceilometer_oslomsg_notify_setup_host }}"
    _oslomsg_notify_userid: "{{ ceilometer_oslomsg_notify_userid }}"
    _oslomsg_notify_password: "{{ ceilometer_oslomsg_notify_password }}"
    _oslomsg_notify_vhost: "{{ ceilometer_oslomsg_notify_vhost }}"
    _oslomsg_notify_transport: "{{ ceilometer_oslomsg_notify_transport }}"
  tags:
    - common-mq
    - ceilometer-config

- include_tasks: ceilometer_db_setup.yml
  tags:
    - ceilometer-config
  run_once: true