heat_template_version: rocky

description: Host config and reboot service which configures Kernel Args and reboot

parameters:
  RoleNetIpMap:
    default: {}
    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
  EndpointMap:
    default: {}
    description: Mapping of service endpoint -> protocol. Typically set
                 via parameter_defaults in the resource registry.
    type: json
  KernelArgs:
    default: ""
    type: string
    description: Kernel Args to apply to the host
    tags:
      - role_specific
  TunedProfileName:
    default: ""
    type: string
    description: Tuned Profile to apply to the host
    tags:
      - role_specific
  IsolCpusList:
    default: ""
    type: string
    description: >
      List of logical CPU ids whic need to be isolated from the host processes.
      This input is provided to the tuned profile cpu-partitioning to configure
      systemd and repin interrupts (IRQ repinning).
    tags:
      - role_specific
  NodeRebootWaitTimeout:
    default: 900
    type: number
    description: Timeout in seconds to specify the wait time for ansible node reboot

conditions:
  is_host_config_required: {not: {equals: [{get_param: [RoleParameters, KernelArgs]}, ""]}}

outputs:
  role_data:
    description: Role data for the Host Config Service
    value:
      service_name: boot_params_service
      deploy_steps_tasks:
        - if:
          - is_host_config_required
          - - name: Configure kernel args, tuned and reboot
              when: step == 0
              vars:
                _KERNEL_ARGS_: {get_param: [RoleParameters, KernelArgs]}
                _TUNED_PROFILE_NAME_: {get_param: [RoleParameters, TunedProfileName]}
                _TUNED_CORES_: {get_param: [RoleParameters, IsolCpusList]}
              block:
                - import_tasks: ../boot_param_tasks.yaml

                - name: Update gid for hugetlbfs to kolla's gid
                  group:
                    name: hugetlbfs
                    gid: 42477
                  when: reboot_required is defined and reboot_required

                # Reboot the node
                - name: Reboot after kernel args update
                  shell: "sleep 2 && /sbin/shutdown -r now"
                  async: 1
                  poll: 0
                  ignore_errors: true
                  become: yes
                  when: reboot_required is defined and reboot_required

                - name:  Wait for the connection to be ready on the restarted node
                  wait_for_connection:
                    connect_timeout: 20
                    sleep: 5
                    delay: 30
                    timeout:
                      get_param: NodeRebootWaitTimeout
                  when: reboot_required is defined and reboot_required
          - null