---
# Copyright 2017, 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.

_gnocchi_is_first_play_host: >-
  {{
    (gnocchi_services['gnocchi-api']['group'] in group_names and
      inventory_hostname == (groups[gnocchi_services['gnocchi-api']['group']] | select('in', ansible_play_hosts)) | first) | bool
  }}

# These vars find a file on the deployment node, if it exists - otherwise the result is empty.
gnocchi_api_paste_user_content: "{{ lookup('pipe', 'cat ' ~ gnocchi_api_paste_default_file_path ~ ' 2>/dev/null || true') }}"
gnocchi_policy_user_content: "{{ lookup('pipe', 'cat ' ~ gnocchi_policy_default_file_path ~ ' 2>/dev/null || echo ---') }}"

# These vars find the appropriate result content from the with_items loop
gnocchi_api_paste_default_content: |
  {{
    _git_file_fetch.results | selectattr(
      'item', 'equalto', gnocchi_git_config_lookup_location ~ '/' ~ gnocchi_api_paste_git_file_path) | map(attribute='content') | first
  }}

# NOTE(noonedeadpunk): We prefer using ceph_alternative when storage driver is ceph.
#                      However, if we define ceph_alternative here, gnocchi with setup.cfg
#                      will attempt to install python-rados which is not available from pypi
#                      anyway. We symlink required package with ceph_client role.
gnocchi_storage_driver_pip_extra: |-
  {% if gnocchi_storage_driver not in ['ceph', 'file'] %}
  {%   set extra_package = gnocchi_storage_driver %}
  {% endif %}
  {{ extra_package | default('') }}

gnocchi_incoming_driver_pip_extra: |-
  {% if gnocchi_storage_driver != gnocchi_incoming_driver and gnocchi_incoming_driver not in ['ceph', 'file'] %}
  {%   set extra_package = gnocchi_storage_driver %}
  {% endif %}
  {{ extra_package | default('') }}

filtered_gnocchi_services: |-
  {% set services = [] %}
  {% for name, service in gnocchi_services.items() %}
  {%   if (service['group'] in group_names) and
          (('service_enabled' not in service) or
           ('service_enabled' in service and service['service_enabled']))
           and not ('wsgi_app' in service and service['wsgi_app']) %}
  {%     set _ = service.update(
           {
             'service_key': name,
             'enabled': service['enabled'] | default(True),
             'state': service['state'] | default('started'),
             'config_overrides': service.init_config_overrides
           }
         )
  %}
  {%     set _ = service.pop('init_config_overrides') -%}
  {# Note (noonedeadpunk): The following if statement is added for backwards compatability #}
  {# As up to stein release gnocchi role didn't have 'execstarts' in gnocchi_services keys #}
  {%     if ('execstarts' not in service) %}
  {%       set _ = service.update({'execstarts': gnocchi_bin ~ '/' ~ service.service_name}) %}
  {%     endif %}
  {%     set _ = services.append(service) %}
  {%   endif %}
  {% endfor %}
  {{ services }}

uwsgi_gnocchi_services: |-
  {% set services = {} %}
  {% for name, service in gnocchi_services.items() %}
  {%   if (service['group'] in group_names) and
         (('service_enabled' not in service) or
         ('service_enabled' in service and service['service_enabled']))
         and ('wsgi_app' in service and service['wsgi_app']) %}
  {%     set _ = service.update(
           {
             'wsgi_venv': gnocchi_bin | dirname,
             'uwsgi_uid': gnocchi_system_user_name,
             'uwsgi_guid': gnocchi_system_group_name,
             'uwsgi_processes': gnocchi_wsgi_processes,
             'uwsgi_threads': gnocchi_wsgi_threads,
           }
         ) %}
  {%     set _ = services.update({name: service}) %}
  {%   endif %}
  {% endfor %}
  {{ services }}