tripleo-heat-templates/docker/services/fluentd.yaml

heat_template_version: rocky

description: >
  OpenStack containerized fluentd services

parameters:
  DockerFluentdImage:
    description: image
    type: string
  DockerFluentdConfigImage:
    description: The container image to use fluentd 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
  RoleName:
    default: ''
    description: Role name on which the service is applied
    type: string
  RoleParameters:
    default: {}
    description: Parameters specific to the role
    type: json

resources:

  ContainersCommon:
    type: ./containers-common.yaml

  FluentdClientBase:
    type: ../../puppet/services/logging/fluentd.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}

outputs:
  role_data:
    description: Role data for the fluentd role.
    value:
      service_name: {get_attr: [FluentdClientBase, role_data, service_name]}
      config_settings:
        map_merge:
          - {get_attr: [FluentdClientBase, role_data, config_settings]}
          - tripleo::profile::base::logging::fluentd::fluentd_path_transform:
              - /var/log/
              - /var/log/containers/
      # BEGIN DOCKER SETTINGS
      puppet_config:
        config_volume: fluentd
        puppet_tags: config
        step_config:
          get_attr: [FluentdClientBase, role_data, step_config]
        config_image: {get_param: DockerFluentdConfigImage}
      kolla_config:
        /var/lib/kolla/config_files/fluentd.json:
          command: /usr/bin/fluentd -c /etc/fluentd/fluent.conf -o /var/log/fluentd/fluentd.log
          config_files:
            - source: "/var/lib/kolla/config_files/src/*"
              dest: "/"
              merge: true
              preserve_properties: true
          permissions:
            - path: /var/lib/fluentd
              owner: fluentd:fluentd
              recurse: true
            - path: /var/log/fluentd
              owner: fluentd:fluentd
              recurse: true
      docker_config:
        step_3:
          fluentd:
            image: {get_param: DockerFluentdImage}
            net: host
            privileged: true
            user: root
            restart: always
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/cache/containers/fluentd:/var/cache/fluentd:rw
                  - /var/lib/kolla/config_files/fluentd.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/fluentd/:/var/lib/kolla/config_files/src:ro
                  - /var/log/containers:/var/log/containers:ro
                  - /var/log/containers/fluentd:/var/log/fluentd:rw
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
      host_prep_tasks:
        - name: create persistent logs directory for fluentd
          file:
            path: /var/log/containers/fluentd
            state: directory
        - name: fluentd logs readme
          copy:
            dest: /var/log/fluentd/readme.txt
            content: |
              Log files from fluentd containers can be found under
              /var/log/containers/fluentd.
          ignore_errors: true
        - name: create persistent cache directory
          file:
            path: /var/cache/containers/fluentd
            state: directory
      upgrade_tasks:
        - when: step|int == 0
          tags: common
          block:
            - name: Check if fluent.service is deployed
              command: systemctl is-enabled --quiet fluentd.service
              ignore_errors: True
              register: fluentd_enabled_result
            - name: Set fact fluentd_enabled
              set_fact:
                fluentd_enabled: "{{ fluentd_enabled_result.rc == 0 }}"
        - when: step|int == 2
          block:
            - name: Stop and disable fluentd service
              service: name=fluentd.service state=stopped enabled=no
              when: fluentd_enabled|bool
      fast_forward_upgrade_tasks:
        - name: Check if fluent.service is deployed
          command: systemctl is-enabled --quiet fluentd.service
          ignore_errors: True
          register: fluentd_enabled_result
          when:
            - step|int == 0
            - release == 'ocata'
        - name: Set fact fluentd_enabled
          set_fact:
            fluentd_enabled: "{{ fluentd_enabled_result.rc == 0 }}"
          when:
            - step|int == 0
            - release == 'ocata'
        - name: Stop fluentd service
          service: name=fluentd.service state=stopped enabled=no
          when:
            - step|int == 1
            - release == 'ocata'
            - fluentd_enabled|bool