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path: root/docker/services/pacemaker/database/mysql.yaml
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heat_template_version: pike

description: >
  MySQL service deployment with pacemaker bundle

parameters:
  DockerMysqlImage:
    description: image
    type: string
  DockerMysqlConfigImage:
    description: The container image to use for the mysql config_volume
    type: string
  EndpointMap:
    default: {}
    description: Mapping of service endpoint -> protocol. Typically set
                 via parameter_defaults in the resource registry.
    type: json
  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
  MysqlRootPassword:
    type: string
    hidden: true
    default: ''
  MysqlClustercheckPassword:
    type: string
    hidden: true
  RoleName:
    default: ''
    description: Role name on which the service is applied
    type: string
  RoleParameters:
    default: {}
    description: Parameters specific to the role
    type: json
  EnableInternalTLS:
    type: boolean
    default: false
  InternalTLSCAFile:
    default: '/etc/ipa/ca.crt'
    type: string
    description: Specifies the default CA cert to use if TLS is used for
                 services in the internal network.

resources:

  ContainersCommon:
    type: ../../containers-common.yaml

  MysqlPuppetBase:
    type: ../../../../puppet/services/pacemaker/database/mysql.yaml
    properties:
      EndpointMap: {get_param: EndpointMap}
      ServiceData: {get_param: ServiceData}
      ServiceNetMap: {get_param: ServiceNetMap}
      DefaultPasswords: {get_param: DefaultPasswords}
      RoleName: {get_param: RoleName}
      RoleParameters: {get_param: RoleParameters}

conditions:

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

outputs:
  role_data:
    description: Containerized service MySQL using composable services.
    value:
      service_name: {get_attr: [MysqlPuppetBase, role_data, service_name]}
      config_settings:
        map_merge:
          - {get_attr: [MysqlPuppetBase, role_data, config_settings]}
          - tripleo::profile::pacemaker::database::mysql_bundle::mysql_docker_image: &mysql_image_pcmklatest
              list_join:
                - ':'
                - - yaql:
                      data: {get_param: DockerMysqlImage}
                      expression: $.data.rightSplit(separator => ":", maxSplits => 1)[0]
                  - 'pcmklatest'
            tripleo::profile::pacemaker::database::mysql_bundle::control_port: 3123
            tripleo.mysql.firewall_rules:
              '104 mysql galera-bundle':
                dport:
                  - 873
                  - 3123
                  - 3306
                  - 4444
                  - 4567
                  - 4568
                  - 9200
          -
            if:
            - internal_tls_enabled
            -
              tripleo::profile::pacemaker::database::mysql_bundle::ca_file:
                get_param: InternalTLSCAFile
            - {}
      step_config: ""
      # BEGIN DOCKER SETTINGS #
      puppet_config:
        config_volume: mysql
        puppet_tags: file # set this even though file is the default
        step_config:
          list_join:
            - "\n"
            - - "['Mysql_datadir', 'Mysql_user', 'Mysql_database', 'Mysql_grant', 'Mysql_plugin'].each |String $val| { noop_resource($val) }"
              - "exec {'wait-for-settle': command => '/bin/true' }"
              - "include ::tripleo::profile::pacemaker::database::mysql_bundle"
        config_image: {get_param: DockerMysqlConfigImage}
      kolla_config:
        /var/lib/kolla/config_files/mysql.json:
          command: /usr/sbin/pacemaker_remoted
          config_files:
            - dest: /etc/libqb/force-filesystem-sockets
              source: /dev/null
              owner: root
              perm: '0644'
            - source: "/var/lib/kolla/config_files/src/*"
              dest: "/"
              merge: true
              preserve_properties: true
            - source: "/var/lib/kolla/config_files/src-tls/*"
              dest: "/"
              merge: true
              optional: true
              preserve_properties: true
          permissions:
            - path: /etc/pki/tls/certs/mysql.crt
              owner: mysql:mysql
              perm: '0600'
              optional: true
            - path: /etc/pki/tls/private/mysql.key
              owner: mysql:mysql
              perm: '0600'
              optional: true
      docker_config:
        step_1:
          mysql_data_ownership:
            start_order: 0
            detach: false
            image: {get_param: DockerMysqlImage}
            net: host
            user: root
            # Kolla does only non-recursive chown
            command: ['chown', '-R', 'mysql:', '/var/lib/mysql']
            volumes:
              - /var/lib/mysql:/var/lib/mysql
          mysql_bootstrap:
            start_order: 1
            detach: false
            image: {get_param: DockerMysqlImage}
            net: host
            # Kolla bootstraps aren't idempotent, explicitly checking if bootstrap was done
            command:
              - 'bash'
              - '-ec'
              -
                list_join:
                  - "\n"
                  - - 'if [ -e /var/lib/mysql/mysql ]; then exit 0; fi'
                    - 'kolla_start'
                    - 'mysqld_safe --skip-networking --wsrep-on=OFF &'
                    - 'timeout ${DB_MAX_TIMEOUT} /bin/bash -c ''until mysqladmin -uroot -p"${DB_ROOT_PASSWORD}" ping 2>/dev/null; do sleep 1; done'''
                    - 'mysql -uroot -p"${DB_ROOT_PASSWORD}" -e "CREATE USER ''clustercheck''@''localhost'' IDENTIFIED BY ''${DB_CLUSTERCHECK_PASSWORD}'';"'
                    - 'mysql -uroot -p"${DB_ROOT_PASSWORD}" -e "GRANT PROCESS ON *.* TO ''clustercheck''@''localhost'' WITH GRANT OPTION;"'
                    - 'timeout ${DB_MAX_TIMEOUT} mysqladmin -uroot -p"${DB_ROOT_PASSWORD}" shutdown'
            volumes: &mysql_volumes
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/lib/kolla/config_files/mysql.json:/var/lib/kolla/config_files/config.json
                  - /var/lib/config-data/puppet-generated/mysql/:/var/lib/kolla/config_files/src:ro
                  - /var/lib/mysql:/var/lib/mysql
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
              - KOLLA_BOOTSTRAP=True
              # NOTE(mandre) skip wsrep cluster status check
              - KOLLA_KUBERNETES=True
              - DB_MAX_TIMEOUT=60
              -
                list_join:
                  - '='
                  - - 'DB_CLUSTERCHECK_PASSWORD'
                    - {get_param: MysqlClustercheckPassword}
              -
                list_join:
                  - '='
                  - - 'DB_ROOT_PASSWORD'
                    -
                      yaql:
                        expression: $.data.passwords.where($ != '').first()
                        data:
                          passwords:
                            - {get_param: MysqlRootPassword}
                            - {get_param: [DefaultPasswords, mysql_root_password]}
          mysql_image_tag:
            start_order: 2
            detach: false
            net: host
            user: root
            command:
              - '/bin/bash'
              - '-c'
              - str_replace:
                  template:
                    "/usr/bin/docker tag 'MYSQL_IMAGE' 'MYSQL_IMAGE_PCMKLATEST'"
                  params:
                    MYSQL_IMAGE: {get_param: DockerMysqlImage}
                    MYSQL_IMAGE_PCMKLATEST: *mysql_image_pcmklatest
            image: {get_param: DockerMysqlImage}
            volumes:
              - /etc/hosts:/etc/hosts:ro
              - /etc/localtime:/etc/localtime:ro
              - /dev/shm:/dev/shm:rw
              - /etc/sysconfig/docker:/etc/sysconfig/docker:ro
              - /usr/bin:/usr/bin:ro
              - /var/run/docker.sock:/var/run/docker.sock:rw
        step_2:
          mysql_init_bundle:
            start_order: 1
            detach: false
            net: host
            user: root
            command:
              - '/bin/bash'
              - '-c'
              - str_replace:
                  template:
                    list_join:
                      - '; '
                      - - "cp -a /tmp/puppet-etc/* /etc/puppet; echo '{\"step\": 2}' > /etc/puppet/hieradata/docker.json"
                        - "FACTER_uuid=docker puppet apply --tags file,file_line,concat,augeas,TAGS -v -e 'CONFIG'"
                  params:
                    TAGS: 'pacemaker::resource::bundle,pacemaker::property,pacemaker::resource::ocf,pacemaker::constraint::order,pacemaker::constraint::colocation,galera_ready,mysql_database,mysql_grant,mysql_user'
                    CONFIG: 'include ::tripleo::profile::base::pacemaker;include ::tripleo::profile::pacemaker::database::mysql_bundle'
            image: {get_param: DockerMysqlImage}
            volumes:
              - /etc/hosts:/etc/hosts:ro
              - /etc/localtime:/etc/localtime:ro
              - /etc/puppet:/tmp/puppet-etc:ro
              - /usr/share/openstack-puppet/modules:/usr/share/openstack-puppet/modules:ro
              - /etc/corosync/corosync.conf:/etc/corosync/corosync.conf:ro
              - /dev/shm:/dev/shm:rw
              - /var/lib/mysql:/var/lib/mysql:rw
      host_prep_tasks:
        - name: create /var/lib/mysql
          file:
            path: /var/lib/mysql
            state: directory
      metadata_settings:
        get_attr: [MysqlPuppetBase, role_data, metadata_settings]
      upgrade_tasks:
        - name: get bootstrap nodeid
          tags: common
          command: hiera -c /etc/puppet/hiera.yaml bootstrap_nodeid
          register: bootstrap_node
        - name: set is_bootstrap_node fact
          tags: common
          set_fact: is_bootstrap_node={{bootstrap_node.stdout|lower == ansible_hostname|lower}}
        - name: Disable the galera cluster resource
          tags: step2
          pacemaker_resource:
            resource: galera
            state: disable
            wait_for_resource: true
          when: is_bootstrap_node
        - name: Delete the stopped galera cluster resource.
          tags: step2
          pacemaker_resource:
            resource: galera
            state: delete
            wait_for_resource: true
          when: is_bootstrap_node
        - name: Disable mysql service
          tags: step2
          service: name=mariadb enabled=no
        - name: Remove clustercheck service from xinetd
          tags: step2
          file: state=absent path=/etc/xinetd.d/galera-monitor
        - name: Restart xinetd service after clustercheck removal
          tags: step2
          service: name=xinetd state=restarted