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##############################################################################
# Copyright (c) 2016 HUAWEI TECHNOLOGIES CO.,LTD and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
---
- name: create all needed db
  mysql_db:
    login_unix_socket=/var/run/mysqld/mysqld.sock
    name={{ item.db }}
    state=present
  with_items: "{{ credentials }}"
  tags:
    - test_db

- name: create service db user
  mysql_user:
    login_unix_socket=/var/run/mysqld/mysqld.sock
    name={{ item[0].user }}
    password={{ item[0].password }}
    priv=*.*:ALL,GRANT
    host={{ item[1] }}
    state=present
  with_nested:
    - "{{ credentials }}"
    - ['%', 'localhost']
  tags:
    - test_user

- name: create wsrep db user
  mysql_user:
    login_unix_socket=/var/run/mysqld/mysqld.sock
    name={{ WSREP_SST_USER }}
    password={{ WSREP_SST_PASS }}
    priv=*.*:ALL,GRANT
    host={{ item }}
    state=present
  with_items: ['%', 'localhost']

- name: remove unused user
  script: remove_user.sh
  when: ansible_os_family == "RedHat"

- name: restart mysql for centos noha
  service:
    name: mysql
    state: restarted
  when: >
    inventory_hostname == haproxy_hosts.keys()[0]
    and haproxy_hosts|length == 1
    and ansible_os_family == "RedHat"

- name: restart mysql second time for centos noha
  service:
    name: mysql
    state: restarted
  when: >
    inventory_hostname == haproxy_hosts.keys()[0]
    and haproxy_hosts|length == 1
    and ansible_os_family == "RedHat"

- name: restart first nodes
  service:
    name: mysql
    state: restarted
  when: inventory_hostname == haproxy_hosts.keys()[0]
        and haproxy_hosts|length > 1

- name: wait for cluster ready
  command: mysql -e"show status like 'wsrep%'"
  register: cluster_status
  until: cluster_status|success
  failed_when: not cluster_status.stdout | search("ON")
  retries: 10
  delay: 3
  when:
    - inventory_hostname == haproxy_hosts.keys()[0]

- name: restart other nodes
  service:
    name: mysql
    state: restarted
    enabled: "yes"
  when:
    - inventory_hostname != haproxy_hosts.keys()[0]