---
- name: Starting first MariaDB container
  vars:
    service_name: "mariadb"
    service: "{{ mariadb_services[service_name] }}"
  become: true
  kolla_container:
    action: "start_container"
    common_options: "{{ docker_common_options }}"
    environment:
      KOLLA_CONFIG_STRATEGY: "{{ config_strategy }}"
      BOOTSTRAP_ARGS: "--wsrep-new-cluster"
    image: "{{ service.image }}"
    labels:
      BOOTSTRAP:
    name: "{{ service.container_name }}"
    restart_policy: oneshot
    volumes: "{{ service.volumes }}"
    dimensions: "{{ service.dimensions }}"
  listen: Bootstrap MariaDB cluster

# NOTE(yoctozepto): We have to loop this to avoid breaking on connection resets
- name: Wait for first MariaDB service port liveness
  wait_for:
    host: "{{ api_interface_address }}"
    port: "{{ mariadb_port }}"
    connect_timeout: 1
    timeout: 60
    search_regex: "MariaDB"
  register: check_mariadb_port
  until: check_mariadb_port is success
  retries: 10
  delay: 6
  listen: Bootstrap MariaDB cluster

- name: Wait for first MariaDB service to sync WSREP
  become: true
  command: >-
    {{ kolla_container_engine }} exec {{ mariadb_service.container_name }}
    mysql -uroot -p{{ database_password }}
    --silent --skip-column-names
    -e 'SHOW STATUS LIKE "wsrep_local_state_comment"'
  changed_when: false
  register: result
  until: result.stdout == "wsrep_local_state_comment\tSynced"
  retries: 10
  delay: 6
  no_log: true
  listen: Bootstrap MariaDB cluster

- name: Ensure MariaDB is running normally on bootstrap host
  group_by:
    key: mariadb_bootstrap_restart
  listen: Bootstrap MariaDB cluster

- name: Restart MariaDB on existing cluster members
  group_by:
    key: mariadb_restart
  when:
    - groups[mariadb_shard_group + '_port_alive_True'] is defined
    - inventory_hostname in groups[mariadb_shard_group + '_port_alive_True']
    - kolla_action != "config"
  listen: restart mariadb

- name: Start MariaDB on new nodes
  group_by:
    key: mariadb_start
  when:
    - bootstrap_host is not defined or bootstrap_host != inventory_hostname
    - groups[mariadb_shard_group + '_port_alive_False'] is defined
    - inventory_hostname in groups[mariadb_shard_group + '_port_alive_False']
    - kolla_action != "config"
  listen: restart mariadb

- name: Restart mariadb-clustercheck container
  vars:
    service_name: "mariadb-clustercheck"
    service: "{{ mariadb_services[service_name] }}"
  become: true
  kolla_container:
    action: "recreate_or_restart_container"
    common_options: "{{ docker_common_options }}"
    image: "{{ service.image }}"
    name: "{{ service.container_name }}"
    volumes: "{{ service.volumes }}"
    dimensions: "{{ service.dimensions }}"
    environment: "{{ service.environment }}"
  listen:
    - restart mariadb-clustercheck
  when:
    - kolla_action != "config"
