kolla-ansible/ansible/roles/mariadb/defaults/main.yml

---
project_name: "mariadb"

mariadb_services:
  mariadb:
    container_name: mariadb
    group: mariadb
    enabled: true
    image: "{{ mariadb_image_full }}"
    volumes: "{{ mariadb_default_volumes + mariadb_extra_volumes }}"
    dimensions: "{{ mariadb_dimensions }}"
    haproxy:
      mariadb:
        enabled: "{{ enable_mariadb|bool and not enable_external_mariadb_load_balancer|bool }}"
        mode: "tcp"
        port: "{{ database_port }}"
        listen_port: "{{ mariadb_port }}"
        frontend_tcp_extra:
          - "option clitcpka"
          - "timeout client 3600s"
        backend_tcp_extra:
          - "option srvtcpka"
          - "timeout server 3600s"
          - "option {% if enable_mariadb_clustercheck | bool %}httpchk{% else %}mysql-check user haproxy post-41{% endif %}"
        custom_member_list: "{{ internal_haproxy_members.split(';') }}"
      mariadb_external_lb:
        enabled: "{{ enable_external_mariadb_load_balancer|bool }}"
        mode: "tcp"
        port: "{{ database_port }}"
        listen_port: "{{ mariadb_port }}"
        frontend_tcp_extra:
          - "option clitcpka"
          - "timeout client 3600s"
        backend_tcp_extra:
          - "option srvtcpka"
          - "timeout server 3600s"
        custom_member_list: "{{ external_haproxy_members.split(';') }}"
  mariadb-clustercheck:
    container_name: mariadb_clustercheck
    group: mariadb
    enabled: "{{ enable_mariadb_clustercheck | bool }}"
    image: "{{ mariadb_clustercheck_image_full }}"
    volumes: "{{ mariadb_clustercheck_default_volumes + mariadb_clustercheck_extra_volumes }}"
    dimensions: "{{ mariadb_clustercheck_dimensions }}"
    environment:
      MYSQL_USERNAME: "haproxy"
      MYSQL_PASSWORD: ""
      MYSQL_HOST: "{{ api_interface_address }}"
      AVAILABLE_WHEN_DONOR: "1"

####################
# Database
####################
database_cluster_name: "openstack"
database_max_timeout: 120

####################
# HAProxy
####################
internal_haproxy_members: "{% for host in groups['mariadb'] %}server {{ hostvars[host]['ansible_hostname'] }} {{ 'api' | kolla_address(host) }}:{{ mariadb_port }} check {% if enable_mariadb_clustercheck | bool %}port {{ mariadb_clustercheck_port }} {% endif %} inter 2000 rise 2 fall 5{% if not loop.first %} backup{% endif %};{% endfor %}"
external_haproxy_members: "{% for host in groups['mariadb'] %}server {{ host }} {{ host }}:{{ mariadb_port }} check {% if enable_mariadb_clustercheck | bool %}port {{ mariadb_clustercheck_port}} {% endif %} inter 2000 rise 2 fall 5{% if not loop.first %} backup{% endif %};{% endfor %}"

####################
# Docker
####################
mariadb_install_type: "{{ kolla_install_type }}"
mariadb_image: "{{ docker_registry ~ '/' if docker_registry else '' }}{{ docker_namespace }}/{{ kolla_base_distro }}-{{ mariadb_install_type }}-mariadb"
mariadb_tag: "{{ openstack_tag }}"
mariadb_image_full: "{{ mariadb_image }}:{{ mariadb_tag }}"

mariadb_clustercheck_install_type: "{{ kolla_install_type }}"
mariadb_clustercheck_image: "{{ docker_registry ~ '/' if docker_registry else '' }}{{ docker_namespace }}/{{ kolla_base_distro }}-{{ mariadb_clustercheck_install_type }}-mariadb-clustercheck"
mariadb_clustercheck_tag: "{{ openstack_tag }}"
mariadb_clustercheck_image_full: "{{ mariadb_clustercheck_image }}:{{ mariadb_clustercheck_tag }}"

mariadb_dimensions: "{{ default_container_dimensions }}"
mariadb_clustercheck_dimensions: "{{ default_container_dimensions }}"

mariadb_default_volumes:
  - "{{ node_config_directory }}/mariadb/:{{ container_config_directory }}/:ro"
  - "/etc/localtime:/etc/localtime:ro"
  - "{{ '/etc/timezone:/etc/timezone:ro' if kolla_base_distro in ['debian', 'ubuntu'] else '' }}"
  - "mariadb:/var/lib/mysql"
  - "kolla_logs:/var/log/kolla/"
mariadb_clustercheck_default_volumes:
  - "{{ node_config_directory }}/mariadb-clustercheck/:{{ container_config_directory }}/:ro"
  - "/etc/localtime:/etc/localtime:ro"
  - "{{ '/etc/timezone:/etc/timezone:ro' if kolla_base_distro in ['debian', 'ubuntu'] else '' }}"
  - "kolla_logs:/var/log/kolla/"

mariadb_extra_volumes: "{{ default_extra_volumes }}"
mariadb_clustercheck_extra_volumes: "{{ default_extra_volumes }}"

########################################
# Vars used within recover_cluster.yml
########################################
mariadb_service: "{{ mariadb_services['mariadb'] }}"

###############
# WSREP options
###############
mariadb_wsrep_extra_provider_options: []

####################
# Backups
####################
mariabackup_image: "{{ docker_registry ~ '/' if docker_registry else '' }}{{ docker_namespace }}/{{ kolla_base_distro }}-{{ mariadb_install_type }}-mariadb"
mariabackup_tag: "{{ openstack_tag }}"
mariabackup_image_full: "{{ mariabackup_image }}:{{ mariabackup_tag }}"

mariadb_backup_host: "{{ groups['mariadb'][0] }}"
mariadb_backup_database_schema: "PERCONA_SCHEMA"
mariadb_backup_database_user: "backup"
mariadb_backup_database_address: "{{ database_address }}"
mariadb_backup_type: "full"

####################
# Clustercheck
####################
enable_mariadb_clustercheck: "yes"