heat_template_version: queens

description: >
  OpenStack containerized gnocchi service

parameters:
  DockerGnocchiApiImage:
    description: image
    type: string
  DockerGnocchiConfigImage:
    description: The container image to use for the gnocchi 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
  EnableInternalTLS:
    type: boolean
    default: false
  NumberOfStorageSacks:
    default: 128
    description: Number of storage sacks to create.
    type: number
  CephClientUserName:
    default: openstack
    type: string
  CephClusterName:
    type: string
    default: ceph
    description: The Ceph cluster name.
    constraints:
    - allowed_pattern: "[a-zA-Z0-9]+"
      description: >
        The Ceph cluster name must be at least 1 character and contain only
        letters and numbers.

conditions:

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

resources:

  ContainersCommon:
    type: ./containers-common.yaml

  GnocchiApiPuppetBase:
      type: ../../puppet/services/gnocchi-api.yaml
      properties:
        EndpointMap: {get_param: EndpointMap}
        ServiceNetMap: {get_param: ServiceNetMap}
        DefaultPasswords: {get_param: DefaultPasswords}
        RoleName: {get_param: RoleName}
        RoleParameters: {get_param: RoleParameters}

outputs:
  role_data:
    description: Role data for the gnocchi API role.
    value:
      service_name: {get_attr: [GnocchiApiPuppetBase, role_data, service_name]}
      config_settings:
        map_merge:
          - get_attr: [GnocchiApiPuppetBase, role_data, config_settings]
          - apache::default_vhost: false
      logging_source: {get_attr: [GnocchiApiPuppetBase, role_data, logging_source]}
      logging_groups: {get_attr: [GnocchiApiPuppetBase, role_data, logging_groups]}
      service_config_settings: {get_attr: [GnocchiApiPuppetBase, role_data, service_config_settings]}
      # BEGIN DOCKER SETTINGS
      puppet_config:
        config_volume: gnocchi
        puppet_tags: gnocchi_api_paste_ini,gnocchi_config
        step_config:
          get_attr: [GnocchiApiPuppetBase, role_data, step_config]
        config_image: {get_param: DockerGnocchiConfigImage}
      kolla_config:
        /var/lib/kolla/config_files/gnocchi_api.json:
          command: /usr/sbin/httpd -DFOREGROUND
          config_files: &gnocchi_api_kolla_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
          permissions: &gnocchi_api_kolla_permissions
            - path: /var/log/gnocchi
              owner: gnocchi:gnocchi
              recurse: true
            - path:
                str_replace:
                  template: /etc/ceph/CLUSTER.client.USER.keyring
                  params:
                    CLUSTER: {get_param: CephClusterName}
                    USER: {get_param: CephClientUserName}
              owner: gnocchi:gnocchi
              perm: '0600'
        /var/lib/kolla/config_files/gnocchi_db_sync.json:
          command:
            str_replace:
              template: /usr/bin/bootstrap_host_exec gnocchi_api /usr/bin/gnocchi-upgrade --sacks-number=SACK_NUM
              params:
                SACK_NUM: {get_param: NumberOfStorageSacks}
          config_files: *gnocchi_api_kolla_config_files
          permissions: *gnocchi_api_kolla_permissions
      docker_config:
        # db sync runs before permissions set by kolla_config
        step_2:
          gnocchi_init_log:
            image: &gnocchi_api_image {get_param: DockerGnocchiApiImage}
            user: root
            volumes:
              - /var/log/containers/gnocchi:/var/log/gnocchi
              - /var/log/containers/httpd/gnocchi-api:/var/log/httpd
            command: ['/bin/bash', '-c', 'chown -R gnocchi:gnocchi /var/log/gnocchi']
        step_4:
          gnocchi_db_sync:
            image: *gnocchi_api_image
            net: host
            detach: false
            privileged: false
            user: root
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/lib/kolla/config_files/gnocchi_db_sync.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/gnocchi/:/var/lib/kolla/config_files/src:ro
                  - /var/log/containers/gnocchi:/var/log/gnocchi
                  - /var/log/containers/httpd/gnocchi-api:/var/log/httpd
                  - /etc/ceph:/var/lib/kolla/config_files/src-ceph:ro
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
        step_5:
          gnocchi_api:
            image: *gnocchi_api_image
            net: host
            privileged: false
            restart: always
            healthcheck:
              test: /openstack/healthcheck
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/lib/kolla/config_files/gnocchi_api.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/gnocchi/:/var/lib/kolla/config_files/src:ro
                  - /var/log/containers/gnocchi:/var/log/gnocchi
                  - /var/log/containers/httpd/gnocchi-api:/var/log/httpd
                  - /etc/ceph:/var/lib/kolla/config_files/src-ceph:ro
                  -
                    if:
                      - internal_tls_enabled
                      - /etc/pki/tls/certs/httpd:/etc/pki/tls/certs/httpd:ro
                      - ''
                  -
                    if:
                      - internal_tls_enabled
                      - /etc/pki/tls/private/httpd:/etc/pki/tls/private/httpd:ro
                      - ''
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
      host_prep_tasks:
        - name: create persistent logs directory
          file:
            path: "{{ item }}"
            state: directory
          with_items:
            - /var/log/containers/gnocchi
            - /var/log/containers/httpd/gnocchi-api
        - name: gnocchi logs readme
          copy:
            dest: /var/log/gnocchi/readme.txt
            content: |
              Log files from gnocchi containers can be found under
              /var/log/containers/gnocchi and /var/log/containers/httpd/gnocchi-api.
          ignore_errors: true
        - name: ensure ceph configurations exist
          file:
            path: /etc/ceph
            state: directory
      upgrade_tasks:
        - name: Check if gnocchi_api is deployed
          command: systemctl is-enabled --quiet openstack-gnocchi-api
          tags: common
          ignore_errors: True
          register: gnocchi_api_enabled
        - name: Check for gnocchi_api running under apache
          tags: common
          shell: "httpd -t -D DUMP_VHOSTS | grep -q gnocchi"
          ignore_errors: True
          register: httpd_enabled
        - name: "PreUpgrade step0,validation: Check service openstack-gnocchi-api is running"
          command: systemctl is-active --quiet openstack-gnocchi-api
          when:
            - step|int == 0
            - gnocchi_api_enabled.rc == 0
            - httpd_enabled.rc != 0
          tags: validation
        - name: Stop and disable gnocchi_api service
          service: name=openstack-gnocchi-api state=stopped enabled=no
          when:
            - step|int == 2
            - gnocchi_api_enabled.rc == 0
            - httpd_enabled.rc != 0
        - name: Check if httpd service is running
          command: systemctl is-active --quiet httpd
          tags: common
          ignore_errors: True
          register: httpd_running
        - name: "PreUpgrade step0,validation: Check if gnocchi_api_wsgi is running"
          shell: systemctl status 'httpd' | grep -q gnocchi
          tags: validation
          when:
            - step|int == 0
            - httpd_enabled.rc == 0
            - httpd_running.rc == 0
        - name: Stop and disable httpd service
          when:
            - step|int == 2
            - httpd_enabled.rc == 0
            - httpd_running.rc == 0
          service: name=httpd state=stopped enabled=no
      metadata_settings:
        get_attr: [GnocchiApiPuppetBase, role_data, metadata_settings]
      fast_forward_upgrade_tasks:
        - name: Check if httpd service is running
          command: systemctl is-active --quiet httpd
          tags: common
          ignore_errors: True
          register: httpd_running_result
          when:
            - step|int == 0
            - release == 'ocata'
            - httpd_running is undefined
        - name: Set fact httpd_running if unset
          set_fact:
            httpd_running: "{{ httpd_running_result.rc == 0 }}"
          when:
            - step|int == 0
            - release == 'ocata'
            - httpd_running is undefined
        - name: Check if gnocchi_api is deployed
          command: systemctl is-enabled --quiet openstack-gnocchi-api
          tags: common
          ignore_errors: True
          register: gnocchi_api_enabled_result
          when:
            - step|int == 0
            - release == 'ocata'
        - name: Set fact gnocchi_api_enabled
          set_fact:
            gnocchi_api_enabled: "{{ gnocchi_api_enabled_result.rc == 0 }}"
          when:
            - step|int == 0
            - release == 'ocata'
        - name: Check for gnocchi_api running under apache
          tags: common
          shell: "httpd -t -D DUMP_VHOSTS | grep -q gnocchi"
          ignore_errors: True
          register: gnocchi_httpd_enabled_result
          when:
            - step|int == 0
            - release == 'ocata'
        - name: Set fact gnocchi_httpd_enabled
          set_fact:
            gnocchi_httpd_enabled: "{{ gnocchi_httpd_enabled_result.rc == 0 }}"
          when:
            - step|int == 0
            - release == 'ocata'
        - name: Stop and disable gnocchi_api service
          service: name=openstack-gnocchi-api state=stopped enabled=no
          when:
            - step|int == 1
            - release == 'ocata'
            - gnocchi_api_enabled|bool
        - name: Stop and disable httpd service
          when:
            - step|int == 1
            - release == 'ocata'
            - gnocchi_httpd_enabled|bool
            - httpd_running|bool
          service: name=httpd state=stopped enabled=no
        - name: Update gnocchi packages
          yum: name={{ item }} state=latest
          # (pradk): We have to explicitly update numpy as its obsoleted
          # by python2-numpy.
          with_items:
            - openstack-gnocchi*
            - numpy
          when:
            - step|int == 6
            - is_bootstrap_node|bool
        - name: Sync gnocchi DB
          command: gnocchi-upgrade --skip-storage
          when:
            - step|int == 8
            - is_bootstrap_node|bool