---
# 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: Detect journalbeat host deployment group(s)
  hosts: all
  gather_facts: false
  connection: local
  tasks:
    - name: Configure deployment group when Journalbeat group not specified
      block:
        - name: Add hosts to dynamic inventory group
          group_by:
            key: journalbeat_deployment_containers
            parents: all_journalbeat_deployments
          when:
            - openstack_release is defined and
              openstack_release is version('18.0.0', 'lt')
            - physical_host is defined and
              physical_host != inventory_hostname

        - name: Add hosts to dynamic inventory group
          group_by:
            key: journalbeat_deployment_hosts
            parents: all_journalbeat_deployments
          when:
            - physical_host is undefined or
              physical_host == inventory_hostname
      when:
        - groups['journalbeat'] is not defined
  tags:
    - always

- name: Install Journalbeat
  hosts: "{{ groups['journalbeat'] | default(groups['all_journalbeat_deployments']) }}"
  become: true
  vars:
    haproxy_ssl: false

  vars_files:
    - vars/variables.yml

  environment: "{{ deployment_environment_variables | default({}) }}"

  pre_tasks:
    - name: Check for journal directory
      stat:
        path: /var/log/journal
      register: journal_dir
      tags:
        - always

    - name: Halt this playbook if no journal is found
      meta: end_play
      when:
        - not (journal_dir.stat.exists | bool) or
          (ansible_facts['service_mgr'] != 'systemd')

  roles:
    - role: elastic_journalbeat

  tags:
    - beat-install

- name: Setup journalbeat rollup
  hosts: elastic[0]
  become: true
  vars:
    haproxy_ssl: false

  vars_files:
    - vars/variables.yml

  environment: "{{ deployment_environment_variables | default({}) }}"

  pre_tasks:
    - name: Check for journal directory
      stat:
        path: /var/log/journal
      register: journal_dir
      tags:
        - always

    - name: Halt this playbook if no journal is found
      meta: end_play
      when:
        - not (journal_dir.stat.exists | bool) or
          (ansible_facts['service_mgr'] != 'systemd')

  roles:
    - role: elastic_rollup
      index_name: journalbeat
      when:
        - elastic_create_rollup | bool
  tags:
    - journalbeat