heat_template_version: queens

description: >
  MySQL service deployment using puppet

parameters:
  #Parameters not used EndpointMap
  ServiceData:
    default: {}
    description: Dictionary packing service data
    type: json
  ServiceNetMap:
    default: {}
    description: Mapping of service_name -> network name. Typically set
                 via parameter_defaults in the resource registry.  This
                 mapping overrides those in ServiceNetMapDefaults.
    type: json
  DefaultPasswords:
    default: {}
    type: json
  RoleName:
    default: ''
    description: Role name on which the service is applied
    type: string
  RoleParameters:
    default: {}
    description: Parameters specific to the role
    type: json
  EndpointMap:
    default: {}
    description: Mapping of service endpoint -> protocol. Typically set
                 via parameter_defaults in the resource registry.
    type: json
  MysqlMaxConnections:
    description: Configures MySQL max_connections config setting
    type: number
    default: 4096
  MysqlIncreaseFileLimit:
    description: Flag to increase MySQL open-files-limit to 16384
    type: boolean
    default: true
  MysqlRootPassword:
    type: string
    hidden: true
    default: ''
  MysqlClustercheckPassword:
    type: string
    hidden: true
  EnableGalera:
    default: true
    description: Whether to use Galera instead of regular MariaDB.
    type: boolean
  NovaPassword:
    description: The password for the nova service and db account
    type: string
    hidden: true
  EnableInternalTLS:
    type: boolean
    default: false
  MysqlIPv6:
    default: false
    description: Enable IPv6 in MySQL
    type: boolean


conditions:

  internal_tls_enabled: {equals: [{get_param: EnableInternalTLS}, true]}

outputs:
  role_data:
    description: Service MySQL using composable services.
    value:
      service_name: mysql
      config_settings:
        map_merge:
          -
            # The Galera package should work in cluster and
            # non-cluster modes based on the config file.
            # We set the package name here explicitly so
            # that it matches what we pre-install
            # in tripleo-puppet-elements.
            mysql::server::package_name: 'mariadb-galera-server'
            mysql::server::manage_config_file: true
            mysql_ipv6: {get_param: MysqlIPv6}
            tripleo.mysql.firewall_rules:
              '104 mysql galera':
                dport:
                  - 873
                  - 3306
                  - 4444
                  - 4567
                  - 4568
                  - 9200
            mysql_max_connections: {get_param: MysqlMaxConnections}
            mysql::server::root_password:
              yaql:
                expression: $.data.passwords.where($ != '').first()
                data:
                  passwords:
                    - {get_param: MysqlRootPassword}
                    - {get_param: [DefaultPasswords, mysql_root_password]}
            mysql_clustercheck_password: {get_param: MysqlClustercheckPassword}
            enable_galera: {get_param: EnableGalera}
            # NOTE: bind IP is found in Heat replacing the network name with the
            # local node IP for the given network; replacement examples
            # (eg. for internal_api):
            # internal_api -> IP
            # internal_api_uri -> [IP]
            # internal_api_subnet - > IP/CIDR
            mysql_bind_host: {get_param: [ServiceNetMap, MysqlNetwork]}
            tripleo::profile::base::database::mysql::bind_address:
              str_replace:
                template:
                  "%{hiera('fqdn_$NETWORK')}"
                params:
                  $NETWORK: {get_param: [ServiceNetMap, MysqlNetwork]}
            tripleo::profile::base::database::mysql::client_bind_address:
              {get_param: [ServiceNetMap, MysqlNetwork]}
            tripleo::profile::base::database::mysql::generate_dropin_file_limit:
              {get_param: MysqlIncreaseFileLimit}
          - if:
            - internal_tls_enabled
            -
              generate_service_certificates: true
              tripleo::profile::base::database::mysql::certificate_specs:
                service_certificate: '/etc/pki/tls/certs/mysql.crt'
                service_key: '/etc/pki/tls/private/mysql.key'
                hostname:
                  str_replace:
                    template: "%{hiera('cloud_name_NETWORK')}"
                    params:
                      NETWORK: {get_param: [ServiceNetMap, MysqlNetwork]}
                dnsnames:
                  - str_replace:
                      template: "%{hiera('cloud_name_NETWORK')}"
                      params:
                        NETWORK: {get_param: [ServiceNetMap, MysqlNetwork]}
                  - str_replace:
                      template:
                        "%{hiera('fqdn_$NETWORK')}"
                      params:
                        $NETWORK: {get_param: [ServiceNetMap, MysqlNetwork]}
                principal:
                  str_replace:
                    template: "mysql/%{hiera('cloud_name_NETWORK')}"
                    params:
                      NETWORK: {get_param: [ServiceNetMap, MysqlNetwork]}
            - {}
      step_config: |
        include ::tripleo::profile::base::database::mysql
      metadata_settings:
        if:
          - internal_tls_enabled
          -
            - service: mysql
              network: {get_param: [ServiceNetMap, MysqlNetwork]}
              type: vip
            - service: mysql
              network: {get_param: [ServiceNetMap, MysqlNetwork]}
              type: node
          - null
      upgrade_tasks:
        - name: Check for galera root password
          when: step|int == 0
          file: path=/root/.my.cnf state=file
        - name: Stop service
          when: step|int == 2
          service: name=mariadb state=stopped
        - name: Start service
          when: step|int == 4
          service: name=mariadb state=started
        - name: Setup cell_v2 (create cell0 database)
          when: step|int == 4
          mysql_db:
            name: nova_cell0
            state: present
        - name: Setup cell_v2 (grant access to the nova DB user)
          when: step|int == 4
          mysql_user:
            str_replace:
              template: "name=nova password=PASSWORD host=\"%\" priv=\"nova.*:ALL/nova_cell0.*:ALL,GRANT\" state=present"
              params:
                PASSWORD: {get_param: NovaPassword}