tripleo-heat-templates/docker/services/sensu-client.yaml

heat_template_version: rocky

description: >
  Containerized Sensu client service  

parameters:
  DockerSensuClientImage:
    description: image
    type: string
  DockerSensuConfigImage:
    description: The container image to use for the sensu 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
  SensuDockerCheckCommand:
    type: string
    default: |
      output=''
      for i in $(docker ps --format '{{.ID}}'); do
        if result=$(docker inspect --format='{{.State.Health.Status}}' $i 2>/dev/null); then
          if [ "$result" != 'healthy' ]; then
            output="${output} ; $(docker inspect --format='{{.Name}}' $i) ($i): $(docker inspect --format='{{(index .State.Health.Log 0).Output}}' $i)";
          fi
        fi
      done
      if [ ! -z "${output}" ]; then
        echo ${output:3} && exit 2;
      fi      
  SensuDockerCheckInterval:
    type: number
    description: The frequency in seconds the docker health check is executed.
    default: 10
  SensuDockerCheckHandlers:
    default: []
    description: The Sensu event handler to use for events
                 created by the docker health check.
    type: comma_delimited_list
  SensuDockerCheckOccurrences:
    type: number
    description: The number of event occurrences before sensu-plugin-aware handler should take action.
    default: 3
  SensuDockerCheckRefresh:
    type: number
    description: The number of seconds sensu-plugin-aware handlers should wait before taking second action.
    default: 90


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

  SensuClientBase:
    type: ../../puppet/services/monitoring/sensu-client.yaml
    properties:
      EndpointMap: {get_param: EndpointMap}
      ServiceData: {get_param: ServiceData}
      ServiceNetMap: {get_param: ServiceNetMap}
      DefaultPasswords: {get_param: DefaultPasswords}


outputs:
  role_data:
    description: Role data for the Sensu client role.
    value:
      service_name: {get_attr: [SensuClientBase, role_data, service_name]}
      config_settings:
        map_merge:
          - get_attr: [SensuClientBase, role_data, config_settings]
          - sensu::checks:
              check-docker-health:
                standalone: true
                command: {get_param: SensuDockerCheckCommand}
                interval: {get_param: SensuDockerCheckInterval}
                handlers: {get_param: SensuDockerCheckHandlers}
                occurrences: {get_param: SensuDockerCheckOccurrences}
                refresh: {get_param: SensuDockerCheckRefresh}
      service_config_settings: {get_attr: [SensuClientBase, role_data, service_config_settings]}
      # BEGIN DOCKER SETTINGS
      puppet_config:
        config_volume: sensu
        puppet_tags:  sensu_rabbitmq_config,sensu_client_config,sensu_check_config,sensu_check
        step_config:
          get_attr: [SensuClientBase, role_data, step_config]
        config_image: {get_param: DockerSensuConfigImage}
      kolla_config:
        /var/lib/kolla/config_files/sensu-client.json:
          command: /usr/bin/sensu-client -d /etc/sensu/conf.d/ -l /var/log/sensu/sensu-client.log
          config_files:
            - source: "/var/lib/kolla/config_files/src/*"
              dest: "/"
              merge: true
              preserve_properties: true
          permissions:
            - path: /var/log/sensu
              owner: sensu:sensu
              recurse: true
      docker_config:
        step_3:
          sensu_client:
            image: {get_param: DockerSensuClientImage}
            net: host
            privileged: true
            # NOTE(mmagr) kolla image changes the user to 'sensu', we need it
            # to be root have rw permission to docker.sock to run successfully
            # "docker inspect" command
            user: root
            restart: always
            healthcheck:
              test:
                list_join:
                  - ' '
                  - - '/openstack/healthcheck'
                    - yaql:
                        expression: >
                          switch(bool($.data.cluster) => $.data.cluster, bool($.data.single_node) => $.data.single_node).select($.port).distinct().join(' ')                          
                        data:
                          cluster: {get_attr: [SensuClientBase, role_data, config_settings, 'sensu::rabbitmq_cluster']}
                          single_node: [{port: {get_attr: [SensuClientBase, role_data, config_settings, 'sensu::rabbitmq_port']}}]
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/run/docker.sock:/var/run/docker.sock:rw
                  - /var/lib/kolla/config_files/sensu-client.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/sensu/:/var/lib/kolla/config_files/src:ro
                  - /var/log/containers/sensu:/var/log/sensu:rw
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
      host_prep_tasks:
        - name: create persistent logs directory
          file:
            path: /var/log/containers/sensu
            state: directory
        - name: sensu logs readme
          copy:
            dest: /var/log/sensu/readme.txt
            content: |
              Log files from sensu containers can be found under
              /var/log/containers/sensu.              
          ignore_errors: true
      upgrade_tasks:
        - when: step|int == 0
          tags: common
          block:
            - name: Check if sensu client is  deployed
              command: systemctl is-enabled --quiet sensu-client
              ignore_errors: True
              register: sensu_enabled_result
            - name: Set fact sensu_enabled
              set_fact:
                sensu_enabled: "{{ sensu_enabled_result.rc == 0 }}"
            - name: "PreUpgrade step0,validation: Check if sensu client is running"
              command: systemctl is-active --quiet sensu-client
              when: sensu_enabled|bool
              tags: validation
        - when: step|int == 2
          block:
            - name: Stop and disable sensu-client service
              when: sensu_enabled|bool
              service: name=sensu-client state=stopped enabled=no
              #TODO: Removal of package
      fast_forward_upgrade_tasks:
        - name: Check if sensu client is  deployed
          command: systemctl is-enabled --quiet sensu-client
          ignore_errors: True
          register: sensu_enabled_result
          when:
           - step|int == 0
           - release == 'ocata'
        - name: Set fact sensu_enabled
          set_fact:
            sensu_enabled: "{{ sensu_enabled_result.rc == 0 }}"
          when:
           - step|int == 0
           - release == 'ocata'
        - name: Stop and disable sensu-client service
          when:
            - step|int == 1
            - release == 'ocata'
            - sensu_enabled|bool
          service: name=sensu-client state=stopped enabled=no