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

heat_template_version: queens

description: >
  Containerized collectd service  

parameters:
  DockerCollectdImage:
    description: image
    type: string
  DockerCollectdConfigImage:
    description: The container image to use for the collectd 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
  UpgradeRemoveUnusedPackages:
    default: false
    description: Remove package if the service is being disabled during upgrade
    type: boolean

resources:

  ContainersCommon:
    type: ./containers-common.yaml

  CollectdBase:
    type: ../../puppet/services/metrics/collectd.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 collectd role.
    value:
      service_name: {get_attr: [CollectdBase, role_data, service_name]}
      config_settings:
        map_merge:
          - get_attr: [CollectdBase, role_data, config_settings]
          - tripleo::profile::base::metrics::collectd::enable_file_logging: true
            collectd::plugin::logfile::log_file: /var/log/collectd/collectd.log
      logging_source: {get_attr: [CollectdBase, role_data, logging_source]}
      logging_groups: {get_attr: [CollectdBase, role_data, logging_groups]}
      service_config_settings: {get_attr: [CollectdBase, role_data, service_config_settings]}
      # BEGIN DOCKER SETTINGS
      puppet_config:
        config_volume: collectd
        puppet_tags:  collectd_client_config
        step_config:
          get_attr: [CollectdBase, role_data, step_config]
        config_image: {get_param: DockerCollectdConfigImage}
      kolla_config:
        /var/lib/kolla/config_files/collectd.json:
          command: /usr/sbin/collectd -f
          config_files:
            - source: "/var/lib/kolla/config_files/src/*"
              dest: "/"
              merge: true
              preserve_properties: true
          permissions:
            - path: /var/log/collectd
              owner: collectd:collectd
              recurse: true
      docker_config:
        step_3:
          collectd:
            image: {get_param: DockerCollectdImage}
            net: host
            pid: host
            privileged: true
            user: root
            restart: always
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/lib/kolla/config_files/collectd.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/collectd/:/var/lib/kolla/config_files/src:ro
                  - /var/log/containers/collectd:/var/log/collectd:rw
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
      host_prep_tasks:
        - name: create persistent logs directory
          file:
            path: /var/log/containers/collectd
            state: directory
        - name: collectd logs readme
          copy:
            dest: /var/log/collectd/readme.txt
            content: |
              Log files from collectd containers can be found under
              /var/log/containers/collectd.              
          ignore_errors: true
      upgrade_tasks:
        - name: Check if collectd is deployed
          command: systemctl is-enabled --quiet collectd
          tags: common
          ignore_errors: True
          register: collectd_enabled
        - name: "PreUpgrade step0,validation: Check service collectd service is running"
          command: systemctl is-active --quiet collectd
          when:
            - step|int == 0
            - collectd_enabled.rc == 0
          tags: validation
        - name: Stop and disable collectd service
          when:
            - step|int == 2
            - collectd_enabled.rc == 0
          service: name=collectd.service state=stopped enabled=no
        - name: Set fact for removal of collectd package
          when: step|int == 2
          set_fact:
            remove_collectd_package: {get_param: UpgradeRemoveUnusedPackages}
        - name: Remove collectd package if operator requests it
          yum: name=collectd state=removed
          ignore_errors: True
          when:
            - step|int == 2
            - remove_collectd_package|bool