---
# Copyright 2015, 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: Set fact for extra arguments in MySQL commands
  set_fact:
    mysql_extra_args: "{{ (ansible_os_family == 'Debian') | ternary('--defaults-file=/etc/mysql/debian.cnf', '') }}"
  tags:
    - galera-cluster-state-check
    - galera-bootstrap

- name: Confirm service connectivity
  command: "/usr/bin/mysqladmin {{ mysql_extra_args }} ping"
  register: _mysql_running
  until: _mysql_running.rc == 0
  retries: "{{ num_retries }}"
  delay: "{{ wait_delay }}"
  failed_when: false
  changed_when: _mysql_running.rc != 0
  tags:
    - galera-cluster-state-check
    - galera-bootstrap

- name: Check that WSREP is ready
  shell: "/usr/bin/mysqladmin {{ mysql_extra_args }} extended-status | egrep '(wsrep_ready|wsrep_evs_state)'"
  changed_when: >
    _mysql_ready.rc != 0
  register: _mysql_ready
  when: _mysql_running.rc == 0
  until:
    - _mysql_ready.rc == 0
    - (_mysql_ready.stdout).find("ON") != -1
  retries: "{{ num_retries }}"
  delay: "{{ wait_delay }}"
  tags:
    - galera-cluster-state-check
    - galera-bootstrap

- name: Set running state fact
  set_fact:
    mysql_running: "{{ _mysql_running }}"
  tags:
    - galera-cluster-state-check
    - galera-bootstrap