TOSCA interface types

 tosca.interfaces.nfv.Vnflcm:
    derived_from: tosca.interfaces.Root
    description: This interface encompasses a set of TOSCA operations corresponding to the VNF LCM operations defined in ETSI GS NFV-IFA 007 as well as to preamble and postamble procedures to the execution of the VNF LCM operations.
    instantiate:
      description: Invoked upon receipt of an Instantiate VNF request
      # inputs:
        # additional_parameters:
          # type: tosca.datatypes.nfv.VnfOperationAdditionalParameters
          # required: false
        # derived types are expected to introduce additional_parameters with
        # its type derived from 
        # tosca.datatypes.nfv.VnfOperationAdditionalParameters
    instantiate_start:
      description: Invoked before instantiate
    instantiate_end:
      description: Invoked after instantiate
    terminate:
      description: Invoked upon receipt Terminate VNF request
      # inputs:
        # additional_parameters:
          # type: tosca.datatypes.nfv.VnfOperationAdditionalParameters
          # required: false
        # derived types are expected to introduce additional_parameters with
        # its type derived from
        # tosca.datatypes.nfv.VnfOperationAdditionalParameters
    terminate_start:
      description: Invoked before terminate
    terminate_end:
      description: Invoked after terminate
    modify_information:
      description: Invoked upon receipt of a Modify VNF Information request
    modify_information_start:
      description: Invoked before modify_information
    modify_information_end:
      description: Invoked after modify_information
    change_flavour:
      description: Invoked upon receipt of a Change VNF Flavour request
      # inputs:
        # additional_parameters:
          # type: tosca.datatypes.nfv.VnfOperationAdditionalParameters
          # required: false
        # derived types are expected to introduce additional_parameters with 
        # its type derived from 
        # tosca.datatypes.nfv.VnfOperationAdditionalParameters
    change_flavour_start:
      description: Invoked before change_flavour
    change_flavour_end:
      description: Invoked after change_flavour
    change_external_connectivity:
      description: Invoked upon receipt of a Change External VNF Connectivity   request
      # inputs:
        # additional_parameters:
          # type: tosca.datatypes.nfv.VnfOperationAdditionalParameters
          # required: false
        # derived types are expected to introduce additional_parameters with 
        # its type derived from 
        # tosca.datatypes.nfv.VnfOperationAdditionalParameters
    change_external_connectivity_start:
      description: Invoked before change_external_connectivity
    change_external_connectivity_end:
      description: Invoked after change_external_connectivity
    operate:
      description: Invoked upon receipt of an Operate VNF request
      # inputs:
        # additional_parameters:
          # type: tosca.datatypes.nfv.VnfOperationAdditionalParameters
          # required: false
        # derived types are expected to introduce additional_parameters with 
        # its type derived from 
        # tosca.datatypes.nfv.VnfOperationAdditionalParameters
    operate_start:
      description: Invoked before operate
    operate_end:
      description: Invoked after operate
    heal:
      description: Invoked upon receipt of a Heal VNF request
      # inputs:
        # additional_parameters:
          # type: tosca.datatypes.nfv.VnfOperationAdditionalParameters
          # required: false
        # derived types are expected to introduce additional_parameters with 
        # its type derived from 
        # tosca.datatypes.nfv.VnfOperationAdditionalParameters
    heal_start:
      description: Invoked before heal
    heal_end:
      description: Invoked after heal
    scale:
      description: Invoked upon receipt of a Scale VNF request
      # inputs:
        # additional_parameters:
          # type: tosca.datatypes.nfv.VnfOperationAdditionalParameters
          # required: false
        # derived types are expected to introduce additional_parameters with
        # its type derived from 
        # tosca.datatypes.nfv.VnfOperationAdditionalParameters
    scale_start:
      description: Invoked before scale
    scale_end:
      description: Invoked after scale  
    scale_to_level:
      description: Invoked upon receipt of a Scale VNF to Level request
      # inputs:
        # additional_parameters:
          # type: tosca.datatypes.nfv.VnfOperationAdditionalParameters
          # required: false
        # derived types are expected to introduce additional_parameters with
        # its type derived from
        # tosca.datatypes.nfv.VnfOperationAdditionalParameters
    scale_to_level_start:
      description: Invoked before scale_to_level
    scale_to_level_end:
      description: Invoked after scale_to_level