---
# Copyright 2018, 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 }}-{{ ansible_distribution_version.split('.')[0] }}.yml"
    - "{{ ansible_os_family | lower }}.yml"
  tags:
    - always

- name: exit playbook after uninstall
  meta: end_play
  when:
      ansible_service_mgr != 'systemd'

- name: Refresh local facts
  setup:
    filter: ansible_local
    gather_subset: "!all"
  tags:
    - always

- name: Ensure virtualenv is installed
  package:
    name: "{{ curator_distro_packages }}"
    state: "{{ elk_package_state | default('present') }}"
    update_cache: "{{ (ansible_pkg_mgr == 'apt') | ternary('yes', omit) }}"
  tags:
    - package_install

- name: Create the virtualenv (if it does not exist)
  command: "virtualenv --never-download --no-site-packages /opt/elasticsearch-curator"
  args:
    creates: "/opt/elasticsearch-curator/bin/activate"

- name: Ensure curator is installed
  pip:
    name: "elasticsearch-curator<6"
    state: "{{ elk_package_state | default('present') }}"
    extra_args: --isolated
    virtualenv: /opt/elasticsearch-curator
  register: _pip_task
  until: _pip_task is success
  retries: 3
  delay: 2
  tags:
    - package_install

- name: create the system group
  group:
    name: "curator"
    state: "present"
    system: "yes"

- name: Create the curator system user
  user:
    name: "curator"
    group: "curator"
    comment: "curator user"
    shell: "/bin/false"
    createhome: "yes"
    home: "/var/lib/curator"

- name: Create curator data path
  file:
    path: "{{ item }}"
    state: directory
    owner: "curator"
    group: "curator"
    mode: "0755"
    recurse: true
  with_items:
    - "/var/lib/curator"
    - "/var/log/curator"
    - "/etc/curator"

- name: Drop curator conf file(s)
  template:
    src: "{{ item.src }}"
    dest: "{{ item.dest }}"
  with_items:
    - src: "curator.yml.j2"
      dest: /var/lib/curator/curator.yml
    - src: "curator-actions-age.yml.j2"
      dest: /var/lib/curator/actions-age.yml
    - src: "curator-actions-size.yml.j2"
      dest: /var/lib/curator/actions-size.yml
  notify:
    - Enable and restart curator.timer

- include_tasks: "curator_{{ ansible_service_mgr }}.yml"