tripleo-heat-templates/docker/services/pacemaker/cinder-backup.yaml

heat_template_version: queens

description: >
  OpenStack containerized Cinder Backup service  

parameters:
  DockerCinderBackupImage:
    description: image
    type: string
  DockerCinderConfigImage:
    description: The container image to use for the cinder config_volume
    type: string
  CinderBackupBackend:
    default: swift
    description: The short name of the Cinder Backup backend to use.
    type: string
    constraints:
    - allowed_values: ['swift', 'ceph', 'nfs']
  CinderBackupRbdPoolName:
    default: backups
    type: string
  CephClientUserName:
    default: openstack
    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
  RoleName:
    default: ''
    description: Role name on which the service is applied
    type: string
  RoleParameters:
    default: {}
    description: Parameters specific to the role
    type: json
  ConfigDebug:
    default: false
    description: Whether to run config management (e.g. Puppet) in debug mode.
    type: boolean

conditions:
  puppet_debug_enabled: {get_param: ConfigDebug}

resources:

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

  MySQLClient:
    type: ../../../puppet/services/database/mysql-client.yaml

  CinderBackupBase:
    type: ../../../puppet/services/cinder-backup.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}
      CinderBackupBackend: {get_param: CinderBackupBackend}
      CinderBackupRbdPoolName: {get_param: CinderBackupRbdPoolName}
      CephClientUserName: {get_param: CephClientUserName}

  CinderCommon:
    type: ../cinder-common.yaml

outputs:
  role_data:
    description: Role data for the Cinder Backup role.
    value:
      service_name: {get_attr: [CinderBackupBase, role_data, service_name]}
      config_settings:
        map_merge:
          - get_attr: [CinderBackupBase, role_data, config_settings]
          - tripleo::profile::pacemaker::cinder::backup_bundle::cinder_backup_docker_image: &cinder_backup_image_pcmklatest
              list_join:
                - ':'
                - - yaql:
                      data: {get_param: DockerCinderBackupImage}
                      expression: $.data.rightSplit(separator => ":", maxSplits => 1)[0]
                  - 'pcmklatest'
            tripleo::profile::pacemaker::cinder::backup_bundle::docker_volumes: {get_attr: [CinderCommon, cinder_backup_volumes]}
            tripleo::profile::pacemaker::cinder::backup_bundle::docker_environment: {get_attr: [CinderCommon, cinder_backup_environment]}
            cinder::backup::manage_service: false
            cinder::backup::enabled: false
      logging_source: {get_attr: [CinderBackupBase, role_data, logging_source]}
      logging_groups: {get_attr: [CinderBackupBase, role_data, logging_groups]}
      service_config_settings: {get_attr: [CinderBackupBase, role_data, service_config_settings]}
      # BEGIN DOCKER SETTINGS
      puppet_config:
        config_volume: cinder
        puppet_tags: cinder_config,file,concat,file_line
        step_config:
          list_join:
            - "\n"
            - - {get_attr: [CinderBackupBase, role_data, step_config]}
              - {get_attr: [MySQLClient, role_data, step_config]}
        config_image: {get_param: DockerCinderConfigImage}
      kolla_config:
        /var/lib/kolla/config_files/cinder_backup.json:
          command: /usr/bin/cinder-backup --config-file /usr/share/cinder/cinder-dist.conf --config-file /etc/cinder/cinder.conf
          config_files:
            - source: "/var/lib/kolla/config_files/src/*"
              dest: "/"
              merge: true
              preserve_properties: true
            - source: "/var/lib/kolla/config_files/src-ceph/"
              dest: "/etc/ceph/"
              merge: true
              preserve_properties: true
            - source: "/var/lib/kolla/config_files/src-iscsid/*"
              dest: "/etc/iscsi/"
              merge: true
              preserve_properties: true
          permissions:
            - path: /var/lib/cinder
              owner: cinder:cinder
              recurse: true
            - path: /var/log/cinder
              owner: cinder:cinder
              recurse: true
      docker_config_scripts: {get_attr: [ContainersCommon, docker_config_scripts]}
      docker_config:
        step_1:
          cinder_backup_image_tag:
            start_order: 1
            detach: false
            net: host
            user: root
            command:
              - '/bin/bash'
              - '-c'
              - str_replace:
                  template:
                    "/usr/bin/docker tag 'CINDERBACKUP_IMAGE' 'CINDERBACKUP_IMAGE_PCMKLATEST'"
                  params:
                    CINDERBACKUP_IMAGE: {get_param: DockerCinderBackupImage}
                    CINDERBACKUP_IMAGE_PCMKLATEST: *cinder_backup_image_pcmklatest
            image: {get_param: DockerCinderBackupImage}
            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_3:
          cinder_backup_init_logs:
            start_order: 0
            image: {get_param: DockerCinderBackupImage}
            privileged: false
            user: root
            volumes:
              - /var/log/containers/cinder:/var/log/cinder
            command: ['/bin/bash', '-c', 'chown -R cinder:cinder /var/log/cinder']
        step_5:
          cinder_backup_init_bundle:
            start_order: 1
            detach: false
            net: host
            user: root
            command: # '/docker_puppet_apply.sh "STEP" "TAGS" "CONFIG" "DEBUG"'
              list_concat:
                - - '/docker_puppet_apply.sh'
                  - '5'
                  - 'file,file_line,concat,augeas,pacemaker::resource::bundle,pacemaker::property,pacemaker::constraint::location'
                  - 'include ::tripleo::profile::base::pacemaker;include ::tripleo::profile::pacemaker::cinder::backup_bundle'
                - if:
                  - puppet_debug_enabled
                  - - '--debug --verbose'
                  - - ''
            image: {get_param: DockerCinderBackupImage}
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, docker_puppet_apply_volumes]}
                - - /etc/corosync/corosync.conf:/etc/corosync/corosync.conf:ro
                  - /dev/shm:/dev/shm:rw
      host_prep_tasks:
        - name: create persistent directories
          file:
            path: "{{ item }}"
            state: directory
          with_items:
            - /var/lib/cinder
            - /var/log/containers/cinder
        - name: cinder logs readme
          copy:
            dest: /var/log/cinder/readme.txt
            content: |
              Log files from cinder containers can be found under
              /var/log/containers/cinder and /var/log/containers/httpd/cinder-api.              
          ignore_errors: true
        - name: ensure ceph configurations exist
          file:
            path: /etc/ceph
            state: directory
      update_tasks:
        - name: Cinder-Backup fetch and retag container image for pacemaker
          when: step|int == 2
          block: &cinder_backup_fetch_retag_container_tasks
            - name: Get docker Cinder-Backup image
              set_fact:
                docker_image: {get_param: DockerCinderBackupImage}
                docker_image_latest: *cinder_backup_image_pcmklatest
            - name: Pull latest Cinder-Backup images
              command: "docker pull {{docker_image}}"
            - name: Get previous Cinder-Backup image id
              shell: "docker images | awk '/cinder-backup.* pcmklatest/{print $3}' | uniq"
              register: cinder_backup_image_id
            - block:
                - name: Get a list of container using Cinder-Backup image
                  shell: "docker ps -a -q -f 'ancestor={{cinder_backup_image_id.stdout}}'"
                  register: cinder_backup_containers_to_destroy
                # It will be recreated with the deploy step.
                - name: Remove any container using the same Cinder-Backup image
                  shell: "docker rm -fv {{item}}"
                  with_items: "{{ cinder_backup_containers_to_destroy.stdout_lines }}"
                - name: Remove previous Cinder-Backup images
                  shell: "docker rmi -f {{cinder_backup_image_id.stdout}}"
              when:
                - cinder_backup_image_id.stdout != ''
            - name: Retag pcmklatest to latest Cinder-Backup image
              shell: "docker tag {{docker_image}} {{docker_image_latest}}"
            # Got to check that pacemaker_is_active is working fine with bundle.
            # TODO: pacemaker_is_active resource doesn't support bundle.
      upgrade_tasks:
        - name: Get docker Cinder-Backup image
          set_fact:
            cinder_backup_docker_image_latest: *cinder_backup_image_pcmklatest
        - name: Check for Cinder-Backup Kolla configuration
          command: grep '^backup_driver[ \t]*=' /var/lib/config-data/puppet-generated/cinder/etc/cinder/cinder.conf
          changed_when: no
          ignore_errors: true
          register: cinder_backup_kolla_config
        - name: Check if Cinder-Backup is already containerized
          set_fact:
            cinder_backup_containerized: "{{cinder_backup_kolla_config|succeeded}}"
        - name: Cinder-Backup baremetal to container upgrade tasks
          when:
            - step|int == 1
            - not cinder_backup_containerized|bool
          block:
            - 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: Check cluster resource status
              pacemaker_resource:
              resource: {get_attr: [CinderBackupBase, role_data, service_name]}
              state: started
              check_mode: true
              ignore_errors: true
              register: cinder_backup_res
            - when: (is_bootstrap_node) and (cinder_backup_res|succeeded)
              block:
                - name: Disable the openstack-cinder-backup cluster resource
                  pacemaker_resource:
                    resource: openstack-cinder-backup
                    state: disable
                    wait_for_resource: true
                  register: output
                  retries: 5
                  until: output.rc == 0
                - name: Delete the stopped openstack-cinder-backup cluster resource.
                  pacemaker_resource:
                    resource: openstack-cinder-backup
                    state: delete
                    wait_for_resource: true
                  register: output
                  retries: 5
                  until: output.rc == 0
            - name: Disable cinder_backup service
              service: name=openstack-cinder-backup enabled=no
        - name: Prepare the switch to new cinder_backup container image name in pacemaker
          when:
            - step|int == 0
            - cinder_backup_containerized|bool
          block:
            - name: Get cinder_backup image id currently used by pacemaker
              shell: "docker images | awk '/cinder-backup.* pcmklatest/{print $3}' | uniq"
              register: cinder_backup_current_pcmklatest_id
            - name: Temporarily tag the current cinder_backup image id with the upgraded image name
              shell: "docker tag {{cinder_backup_current_pcmklatest_id.stdout}} {{cinder_backup_docker_image_latest}}"
        - name: Check openstack-cinder-backup cluster resource status
          pacemaker_resource:
            resource: openstack-cinder-backup
            state: show
            check_mode: false
          ignore_errors: true
          register: cinder_backup_pcs_res
        - name: Update cinder_backup pcs resource bundle for new container image
          when:
            - step|int == 1
            - cinder_backup_containerized|bool
            - is_bootstrap_node
            - cinder_backup_pcs_res|succeeded
          block:
            - name: Disable the cinder_backup cluster resource before container upgrade
              pacemaker_resource:
                resource: openstack-cinder-backup
                state: disable
                wait_for_resource: true
              register: output
              retries: 5
              until: output.rc == 0
            - name: Update the cinder_backup bundle to use the new container image name
              command: "pcs resource bundle update openstack-cinder-backup container image={{cinder_backup_docker_image_latest}}"
            - name: Enable the cinder_backup cluster resource
              pacemaker_resource:
                resource: openstack-cinder-backup
                state: enable
                wait_for_resource: true
              register: output
              retries: 5
              until: output.rc == 0
        - name: Retag the pacemaker image if containerized
          when:
            - step|int == 3
            - cinder_backup_containerized|bool
          block: *cinder_backup_fetch_retag_container_tasks