---
# 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 galera facts
  hosts: galera_all
  gather_facts: "{{ osa_gather_facts | default(true) }}"
  module_defaults:
    ansible.builtin.setup:
      gather_subset: "{{ osa_gather_subset | default(lookup('ansible.builtin.env', 'ANSIBLE_GATHER_SUBSET', default='!all,min')) }}"
  tasks:
    - name: Gather additional facts
      include_role:
        name: openstack.osa.gather_extra_facts
      when: osa_gather_facts | default(true)
  tags:
    - always

- name: Configure haproxy services
  ansible.builtin.import_playbook: openstack.osa.haproxy_service_config
  vars:
    service_group: galera_all
    service_variable: "galera_haproxy_services"
  when: groups[service_group] | length > 0
  tags:
    - haproxy-service-config

- name: Install galera server
  hosts: galera_all
  gather_facts: false
  serial: "{{ galera_serial | default(1) }}"
  user: root
  pre_tasks:
    - name: Including container-setup role
      ansible.builtin.include_role:
        name: "openstack.osa.{{ container_tech | default('lxc') }}_container_setup"
      when: not is_metal
      vars:
        list_of_bind_mounts: "{{ galera_container_bind_mounts }}"
        extra_container_config_no_restart:
          - "lxc.start.order=10"
    - name: Including unbound-clients role
      ansible.builtin.include_role:
        name: openstack.osa.unbound_clients
      when:
        - hostvars['localhost']['resolvconf_enabled'] | bool
    - name: Disabling haproxy backends
      ansible.builtin.include_role:
        name: openstack.osa.haproxy_endpoint_manage
      vars:
        haproxy_backend: galera-back
        haproxy_state: drain
      when:
        - "groups['galera_all'] | length > 1"
  roles:
    - role: "galera_server"
      vars:
        galera_install_client: "{{ (galera_root_user == 'root') }}"
        galera_install_server: true
    - role: "openstack.osa.system_crontab_coordination"
      tags:
        - crontab
  post_tasks:
    - name: Enabling haproxy backends
      ansible.builtin.include_role:
        name: openstack.osa.haproxy_endpoint_manage
      vars:
        haproxy_backend: galera-back
        haproxy_state: enabled
      when:
        - "groups['galera_all'] | length > 1"
  vars:
    galera_server_id: "{{ inventory_hostname | openstack.osa.string_2_int }}"
    galera_wsrep_node_name: "{{ container_name | default(inventory_hostname) }}"
  environment: "{{ deployment_environment_variables | default({}) }}"
  tags:
    - galera