heat_template_version: rocky

description: >
  OpenStack containerized Nova Migration Target service

parameters:
  ContainerNovaComputeImage:
    description: image
    type: string
  ContainerNovaLibvirtConfigImage:
    description: The container image to use for the nova_libvirt config_volume
    type: string
  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
  EndpointMap:
    default: {}
    description: Mapping of service endpoint -> protocol. Typically set
                 via parameter_defaults in the resource registry.
    type: json
  DockerNovaMigrationSshdPort:
    default: 2022
    description: Port that dockerized nova migration target sshd service
                 binds to.
    type: number
  MigrationSshKey:
    type: json
    description: >
      SSH key for migration.
      Expects a dictionary with keys 'public_key' and 'private_key'.
      Values should be identical to SSH public/private key files.
    default:
      public_key: ''
      private_key: ''
  MigrationSshPort:
    default: 2022
    description: Target port for migration over ssh
    type: number

resources:

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

  SshdBase:
    type: ../../deployment/sshd/sshd-baremetal-puppet.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 Nova Migration Target service.
    value:
      service_name: nova_migration_target
      firewall_rules:
        map_merge:
          - map_merge:
              repeat:
                for_each:
                  <%net_cidr%>:
                    get_param:
                      - ServiceData
                      - net_cidr_map
                      - {get_param: [ServiceNetMap, NovaLibvirtNetwork]}
                template:
                  '113 nova_migration_target accept libvirt subnet <%net_cidr%>':
                    source: <%net_cidr%>
                    proto: 'tcp'
                    dport: {get_param: MigrationSshPort}
          - map_merge:
              repeat:
                for_each:
                  <%net_cidr%>:
                    get_param:
                      - ServiceData
                      - net_cidr_map
                      - {get_param: [ServiceNetMap, NovaApiNetwork]}
                template:
                  '113 nova_migration_target accept api subnet <%net_cidr%>':
                    source: <%net_cidr%>
                    proto: 'tcp'
                    dport: {get_param: MigrationSshPort}
      config_settings:
        map_merge:
          - get_attr: [SshdBase, role_data, config_settings]
          - tripleo::profile::base::nova::migration::target::ssh_authorized_keys:
              - {get_param: [ MigrationSshKey, public_key ]}
            tripleo::profile::base::nova::migration::target::ssh_localaddrs:
              - "%{hiera('cold_migration_ssh_inbound_addr')}"
              - "%{hiera('live_migration_ssh_inbound_addr')}"
            live_migration_ssh_inbound_addr:
              str_replace:
                template:
                  "%{hiera('$NETWORK')}"
                params:
                  $NETWORK: {get_param: [ServiceNetMap, NovaLibvirtNetwork]}
            cold_migration_ssh_inbound_addr:
              str_replace:
                template:
                  "%{hiera('$NETWORK')}"
                params:
                  $NETWORK: {get_param: [ServiceNetMap, NovaApiNetwork]}
            tripleo::profile::base::sshd::port:
              - 22
      puppet_config:
        config_volume: nova_libvirt
        step_config:
          list_join:
            - "\n"
            - - get_attr: [SshdBase, role_data, step_config]
              - include tripleo::profile::base::nova::migration::target
        config_image: {get_param: ContainerNovaLibvirtConfigImage}
      kolla_config:
        /var/lib/kolla/config_files/nova-migration-target.json:
          command:
            str_replace:
              template: "/usr/sbin/sshd -D -p SSHDPORT"
              params:
                SSHDPORT: {get_param: DockerNovaMigrationSshdPort}
          config_files:
            - source: "/var/lib/kolla/config_files/src/*"
              dest: "/"
              merge: true
              preserve_properties: true
            - source: /host-ssh/ssh_host_*_key
              dest: /etc/ssh/
              owner: "root"
              perm: "0600"
      host_prep_tasks:
        # Let's use loop here even for one item, maybe we'll need some more
        # directories later.
        - name: Create libvirt persistent data directories
          file:
            path: "{{ item.path }}"
            state: directory
            setype: "{{ item.setype }}"
          loop:
            - { 'path': /run/libvirt, 'setype': virt_var_run_t }
        - name: ensure /run/libvirt is present upon reboot
          copy:
            dest: /etc/tmpfiles.d/run-libvirt.conf
            content: |
              d /run/libvirt 0755 root root - -
      docker_config:
        step_4:
          nova_migration_target:
            image: {get_param: ContainerNovaComputeImage}
            net: host
            privileged: true
            user: root
            restart: always
            healthcheck:
              test: /openstack/healthcheck
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/lib/kolla/config_files/nova-migration-target.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/nova_libvirt:/var/lib/kolla/config_files/src:ro
                  - /etc/ssh/:/host-ssh/:ro
                  - /run/libvirt:/run/libvirt:shared,z
                  - /var/lib/nova:/var/lib/nova:shared
            environment:
              KOLLA_CONFIG_STRATEGY: COPY_ALWAYS
      deploy_steps_tasks:
        - name: validate nova-migration-target container state
          podman_container_info:
            name: nova_migration_target
          register: nova_migration_target_infos
          failed_when:
            - nova_migration_target_infos.containers.0.Healthcheck.Status is defined
            - "'healthy' not in nova_migration_target_infos.containers.0.Healthcheck.Status"
          retries: 10
          delay: 30
          tags:
            - opendev-validation
            - opendev-validation-nova
          when:
            - container_cli == 'podman'
            - not container_healthcheck_disabled
            - step|int == 5
      update_tasks:
        - name: nova_migration_target_tmpfile_cleanup
          when: step|int == 1
          block: &nova_migration_target_tmpfile_cleanup
            - name: Remove old tmpfiles.d config
              file:
                path: /etc/tmpfiles.d/var-run-libvirt.conf
                state: absent
      upgrade_tasks:
        - name: nova_migration_target_tmpfile_cleanup
          when: step|int == 1
          block: *nova_migration_target_tmpfile_cleanup