tripleo-heat-templates/deployment/unbound/unbound-container-ansible.yaml

heat_template_version: wallaby

description: >
  OpenStack containerized Unbound DNS resolver  

parameters:
  ContainerUnboundImage:
    description: image
    type: string
  ContainerUnboundConfigImage:
    description: The container image to use for the unbound 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. Use
                 parameter_merge_strategies to merge it with the defaults.
    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
  MonitoringSubscriptionUnbound:
    default: 'overcloud-unbound'
    type: string
# Unbound specific parameters
  UnboundAllowedCIDRs:
    default: []
    description: A list of CIDRs allowed to make queries through Unbound.
                 Example, ['192.0.2.0/24', '198.51.100.0/24']
    type: comma_delimited_list
  UnboundLogQueries:
    default: false
    description: If true, Unbound will log the query requests.
    type: boolean
  UnboundSecurityHarden:
    default: true
    description: When true, Unbound will block certain queries that could
                 have security implications to the Unbound service.
    type: boolean
  UnboundDesignateIntegration:
    default: true
    description: When true, Unbound will be configured to listen on an
                 unique IP so it can co-exist with bind on same host. Set
                 to false to run unbound independently of designate
    type: boolean


conditions:

  public_net_is_ctlplane:
    equals:
      - {get_param: [ServiceData, net_vip_map, {get_param: [ServiceNetMap, UnboundNetwork]}]}
      - {get_param: [ServiceData, net_vip_map, ctlplane]}


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

outputs:
  role_data:
    description: Role data for the Unbound instance.
    value:
      service_name: unbound
      firewall_rules:
        '140 unbound udp':
          proto: 'udp'
          dport:
            - 53
        '141 unbound tcp':
          proto: 'tcp'
          dport:
            - 53
            - 853
      monitoring_subscription: {get_param: MonitoringSubscriptionUnbound}
      config_settings: {}
      service_config_settings: {}
      kolla_config:
        /var/lib/kolla/config_files/unbound.json:
          command: /usr/sbin/unbound -d -d -p
          config_files:
            - source: "/var/lib/kolla/config_files/src/*"
              dest: "/etc/unbound/conf.d/"
              merge: true
              owner: unbound:unbound
              perm: '0640'
          permissions:
            - path: /var/log/unbound
              owner: unbound:unbound
              recurse: true
      docker_config:
        step_3:
          unbound:
            start_order: 1
            image: {get_param: ContainerUnboundImage}
            net: host
            privileged: false
            restart: always
            healthcheck:
              test: /usr/sbin/unbound-streamtcp -u . SOA IN
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                - - /run/:/run/
                  - /var/lib/kolla/config_files/unbound.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/log/containers/unbound:/var/log/unbound:z
                  - /var/lib/config-data/ansible-generated/unbound:/var/lib/kolla/config_files/src:ro
            environment:
              KOLLA_CONFIG_STRATEGY: COPY_ALWAYS
      host_prep_tasks:
        - name: create persistent directories
          file:
            path: "{{ item.path }}"
            state: directory
            setype: "{{ item.setype }}"
            mode: "{{ item.mode }}"
          with_items:
            - { 'path': /var/log/containers/unbound, 'setype': container_file_t, 'mode': '0750' }
            - { 'path': /var/lib/config-data/ansible-generated/unbound, 'setype': container_file_t, 'mode': '0750' }
      external_deploy_tasks:
        - name: Handle a bind and unbound collocated on the same host
          when:
            - step|int == 1
          block:
            - name: Create a neutron port for a new address
              os_port:
                state: present
                network:
                  if:
                    - public_net_is_ctlplane
                    - 'ctlplane'
                    - { get_param: [ServiceNetMap, PublicNetwork] }
                no_security_groups: True
                name: "unbound-designate-{{ item }}-integration-port"
              register: _unbound_designate_ports
              with_items:
                - "{{ groups.unbound }}"

            - name: Set the unbound host ip fact
              set_fact:
                tripleo_unbound_listen_interfaces: "[ '{{ item.port.fixed_ips[0].ip_address }}' ]"
              delegate_to: "{{ item.item }}"
              delegate_facts: true
              with_items:
                - "{{ _unbound_designate_ports.results }}"

      deploy_steps_tasks:
        - name: Configure Unbound
          when: step|int == 1
          import_role:
            name: tripleo_unbound
          vars:
            tripleo_unbound_config_basedir: /var/lib/config-data/ansible-generated/unbound
            tripleo_unbound_network_name: {get_param: [ServiceNetMap, UnboundNetwork]}
            tripleo_unbound_external_network_name: {get_param: [ServiceNetMap, PublicNetwork]}
            tripleo_unbound_internal_network_name: {get_param: [ServiceNetMap, NeutronApiNetwork]}
            tripleo_unbound_allowed_cidrs: {get_param: UnboundAllowedCIDRs}
            tripleo_unbound_log_queries: {get_param: UnboundLogQueries}
            tripleo_unbound_security_harden: {get_param: UnboundSecurityHarden}
            tripleo_unbound_designate_integration: {get_param: UnboundDesignateIntegration}
            tripleo_unbound_bind_network: {if: ["public_net_is_ctlplane", "ctlplane", {get_param: [ServiceNetMap, UnboundNetwork]}]}