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path: root/extraconfig/pre_network/host_config_and_reboot.yaml
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heat_template_version: pike

description: >
  All configurations which require reboot should be initiated via PreNetworkConfig. After
  this configuration is completed, the corresponding node will be rebooted.

parameters:
  server:
    type: string
  RoleParameters:
    type: json
    description: Role Specific parameters
    default: {}
  deployment_actions:
    default: ['CREATE', 'UPDATE']
    type: comma_delimited_list
    description: >
      List of stack actions that will trigger any deployments in this
      templates. The actions will be an empty list of the server is in the
      toplevel DeploymentServerBlacklist parameter's value.

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

resources:
  HostParametersConfig:
    type: OS::Heat::SoftwareConfig
    condition: is_host_config_required
    properties:
      group: ansible
      inputs:
        - name: _KERNEL_ARGS_
        - name: _TUNED_PROFILE_NAME_
        - name: _TUNED_CORES_
      outputs:
        - name: result
      config:
        get_file: ansible_host_config.yaml

  HostParametersDeployment:
    type: OS::Heat::SoftwareDeployment
    condition: is_host_config_required
    properties:
      name: HostParametersDeployment
      server:  {get_param: server}
      config: {get_resource: HostParametersConfig}
      actions:
        if:
          - deployment_actions_empty
          - []
          - ['CREATE'] # Only do this on CREATE
      input_values:
        _KERNEL_ARGS_: {get_param: [RoleParameters, KernelArgs]}
        _TUNED_PROFILE_NAME_: {get_param: [RoleParameters, TunedProfileName]}
        _TUNED_CORES_: {get_param: [RoleParameters, HostIsolatedCoreList]}

  RebootConfig:
    type: OS::Heat::SoftwareConfig
    condition: is_host_config_required
    properties:
      group: script
      config: |
        #!/bin/bash
        # Stop os-collect-config to avoid any race collecting another
        # deployment before reboot happens
        systemctl stop os-collect-config.service
        /sbin/reboot

  RebootDeployment:
    type: OS::Heat::SoftwareDeployment
    depends_on: HostParametersDeployment
    condition: is_host_config_required
    properties:
      name: RebootDeployment
      server:  {get_param: server}
      config: {get_resource: RebootConfig}
      actions:
        if:
          - deployment_actions_empty
          - []
          - ['CREATE'] # Only do this on CREATE
      signal_transport: NO_SIGNAL

outputs:
  result:
    condition: is_host_config_required
    value:
      get_attr: [HostParametersDeployment, result]
  stdout:
    condition: is_host_config_required
    value:
      get_attr: [HostParametersDeployment, deploy_stdout]
  stderr:
    condition: is_host_config_required
    value:
      get_attr: [HostParametersDeployment, deploy_stderr]
  status_code:
    condition: is_host_config_required
    value:
      get_attr: [HostParametersDeployment, deploy_status_code]