topology_template:
  inputs:
    role1:
      description: Role
      default: leaf
    role:
      description: Role
      default: leaf
  node_templates:
    pnfExtCp_3:
      properties:
        trunk_mode_copy: false
        role: {get_input: role1}
    pnfExtCp_2:
      properties:
        trunk_mode_copy: false
        role: {get_input: role}
    pnfExtCp_1:
      properties:
        trunk_mode_copy: false
        role: leaf