---
# 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: Restart mysql
  service:
    name: mysql
    state: restarted
    sleep: 2
    pattern: mysql
    args: "{{ (not galera_existing_cluster | bool and inventory_hostname == galera_server_bootstrap_node) or (galera_cluster_members | length == 1) | ternary('--wsrep-new-cluster', '') }}"
  environment:
    MYSQLD_STARTUP_TIMEOUT: 180
  when: not galera_running_and_bootstrapped | bool
  register: galera_restart
  until: galera_restart | success
  retries: 3
  delay: 5
  # notifies are only fired when status is "changed"
  changed_when: galera_restart | failed
  failed_when: false
  notify:
    - "Remove stale .sst"
    - "Restart mysql fall back"

- name: Remove stale .sst
  file:
    path: "/var/lib/mysql/.sst"
    state: absent

- name: Restart mysql fall back
  service:
    name: mysql
    state: restarted
    sleep: 2
    pattern: mysql
    args: "{{ (not galera_existing_cluster | bool and inventory_hostname == galera_server_bootstrap_node) or (galera_cluster_members | length == 1) | ternary('--wsrep-new-cluster', '') }}"
  environment:
    MYSQLD_STARTUP_TIMEOUT: 180
  register: galera_restart_fall_back
  until: galera_restart_fall_back | success
  retries: 3
  delay: 5