Update etsi_nfv_sol001_common_types.yaml, etsi_nfv_sol001_nsd_types.yaml,...

Update etsi_nfv_sol001_common_types.yaml, etsi_nfv_sol001_nsd_types.yaml, etsi_nfv_sol001_pnfd_types.yaml, etsi_nfv_sol001_vnfd_types.yaml files

etsi_nfv_sol001_common_types.yaml

-tosca_definitions_version: tosca_simple_yaml_1_2
-description: ETSI NFV SOL 001 common types definitions version 2.8.1
+tosca_definitions_version: tosca_simple_yaml_1_3
+description: ETSI NFV SOL 001 common types definitions version 3.3.1
 metadata:
   template_name: etsi_nfv_sol001_common_types
   template_author: ETSI_NFV
-  template_version: 2.8.1
+  template_version: 3.3.1
 
 data_types:
   tosca.datatypes.nfv.L2AddressData:
@@ -29,7 +29,7 @@ data_types:
         required: true
       ip_address_type:
         type: string
-        description: Defines address type. The address type should be aligned with the address type supported by the layer_protocols properties of the connection point
+        description: Defines address type. The address type should be aligned with the address type supported by the layer_protocols properties of the connetion point
         required: false
         constraints:
           - valid_values: [ ipv4, ipv6 ]
@@ -132,6 +132,12 @@ data_types:
         required: true
         constraints:
           - greater_or_equal: 0
+      service_availability_level:
+        type: integer
+        description: Specifies the service availability level for the VNF instance created from this profile.
+        required: false
+        constraints:
+          - greater_or_equal: 1
 
   tosca.datatypes.nfv.Qos:
     derived_from: tosca.datatypes.Root
@@ -273,3 +279,5 @@ policy_types:
           - greater_or_equal: 0
           - less_or_equal: 65535
         default: 65535
+
+

etsi_nfv_sol001_nsd_types.yaml

-tosca_definitions_version: tosca_simple_yaml_1_2
-description: ETSI NFV SOL 001 nsd types definitions version 2.8.1
+tosca_definitions_version: tosca_simple_yaml_1_3
+description: ETSI NFV SOL 001 nsd types definitions version 3.3.1
 metadata:
   template_name: etsi_nfv_sol001_nsd_types
   template_author: ETSI_NFV
-  template_version: 2.8.1
+  template_version: 3.3.1
 
 imports:
-     - https://forge.etsi.org/rep/nfv/SOL001/raw/v2.8.1/etsi_nfv_sol001_common_types.yaml
-     - https://forge.etsi.org/rep/nfv/SOL001/raw/v2.8.1/etsi_nfv_sol001_vnfd_types.yaml
-     - https://forge.etsi.org/rep/nfv/SOL001/raw/v2.8.1/etsi_nfv_sol001_pnfd_types.yaml
-     # editor's note: During the development of the SOL001ed281 GS, to enable this file to be verified by a TOSCA parser, the imports statement has to be replaced with a reference to a local copy of the common definitions YAML file
+     - https://forge.etsi.org/rep/nfv/SOL001/raw/v3.3.1/etsi_nfv_sol001_common_types.yaml
+     - https://forge.etsi.org/rep/nfv/SOL001/raw/v3.3.1/etsi_nfv_sol001_vnfd_types.yaml
+     - https://forge.etsi.org/rep/nfv/SOL001/raw/v3.3.1/etsi_nfv_sol001_pnfd_types.yaml
 
 
 data_types:
-  tosca.datatypes.nfv.ServiceAvailability:
-    derived_from: tosca.datatypes.Root
-    description: service availability 
-    properties:
-      level:
-        type: string
-        description: service availability levels
-        required: true
-        constraints:
-          - valid_values: [ level1, level2, level3 ]
-
   tosca.datatypes.nfv.NsVlProfile:
     derived_from: tosca.datatypes.Root
     description: Describes additional instantiation data for a given NsVirtualLink used in a specific NS deployment flavour.
@@ -40,10 +28,12 @@ data_types:
         type: tosca.datatypes.nfv.NsVirtualLinkQos
         description: Specifies the QoS requirements of a VL instantiated according to this profile.
         required: false
-      service_availability:
-        type: tosca.datatypes.nfv.ServiceAvailability
-        description: Network service virtual link service availability levels, as described in ETSI GS NFV-REL 001
+      service_availability_level:
+        type: integer
+        description: Specifies the service availability level for the VL instance created from this profile
         required: false 
+        constraints:
+          - greater_or_equal: 1
 
   tosca.datatypes.nfv.NsVirtualLinkQos:
     derived_from: tosca.datatypes.nfv.Qos
@@ -134,48 +124,49 @@ interface_types:
   tosca.interfaces.nfv.Nslcm:
     derived_from: tosca.interfaces.Root
     description: This interface encompasses a set of TOSCA operations corresponding to NS LCM operations defined in ETSI GS NFV-IFA 013. as well as to preamble and postamble procedures to the execution of the NS LCM operations.
-    instantiate_start:
-      description: Preamble to execution of the instantiate operation
-    instantiate:
-      description: Base procedure for instantiating an NS, corresponding to the Instantiate NS operation defined in ETSI GS NFV-IFA 013.
-      # inputs:
-        # additional_parameters:
-        #   type: tosca.datatypes.nfv.NsOperationAdditionalParameters
-        #   required: false 
-    instantiate_end:
-      description: Postamble to the execution of the instantiate operation
-    terminate_start:
-      description: Preamble to execution of the terminate operation
-    terminate:
-      description: Base procedure for terminating an NS, corresponding to the Terminate NS operation defined in ETSI GS NFV-IFA 013. 
-    terminate_end:
-      description: Postamble to the execution of the terminate operation
-    update_start:
-      description: Preamble to execution of the update operation
-    update:
-      description: Base procedure for updating an NS, corresponding to the Update NS operation defined in ETSI GS NFV-IFA 013. 
-    update_end:
-      description: Postamble to the execution of the update operation
-    scale_start:
-      description: Preamble to execution of the scale operation
-    scale:
-      description: Base procedure for scaling an NS, corresponding to the Scale NS operation defined in ETSI GS NFV-IFA 013.
-      # inputs:
-        # additional_parameters:
-        #   type: tosca.datatypes.nfv.NsOperationAdditionalParameters
-        #   required: false 
-    scale_end:
-      description: Postamble to the execution of the scale operation
-    heal_start:
-      description: Preamble to execution of the heal operation
-    heal:
-      description: Base procedure for healing an NS, corresponding to the Heal NS operation defined in ETSI GS NFV-IFA 013.
-      # inputs:
-        # additional_parameters:
-        #   type: tosca.datatypes.nfv.NsOperationAdditionalParameters
-        #   required: false 
-    heal_end:
-      description: Postamble to the execution of the heal operation
+    operations:
+      instantiate_start:
+        description: Preamble to execution of the instantiate operation
+      instantiate:
+        description: Base procedure for instantiating an NS, corresponding to the Instantiate NS operation defined in ETSI GS NFV-IFA 013.
+        # inputs:
+          # additional_parameters:
+          #   type: tosca.datatypes.nfv.NsOperationAdditionalParameters
+          #   required: false 
+      instantiate_end:
+        description: Postamble to the execution of the instantiate operation
+      terminate_start:
+        description: Preamble to execution of the terminate operation
+      terminate:
+        description: Base procedure for terminating an NS, corresponding to the Terminate NS operation defined in ETSI GS NFV-IFA 013. 
+      terminate_end:
+        description: Postamble to the execution of the terminate operation
+      update_start:
+        description: Preamble to execution of the update operation
+      update:
+        description: Base procedure for updating an NS, corresponding to the Update NS operation defined in ETSI GS NFV-IFA 013. 
+      update_end:
+        description: Postamble to the execution of the update operation
+      scale_start:
+        description: Preamble to execution of the scale operation
+      scale:
+        description: Base procedure for scaling an NS, corresponding to the Scale NS operation defined in ETSI GS NFV-IFA 013.
+        # inputs:
+          # additional_parameters:
+          #   type: tosca.datatypes.nfv.NsOperationAdditionalParameters
+          #   required: false 
+      scale_end:
+        description: Postamble to the execution of the scale operation
+      heal_start:
+        description: Preamble to execution of the heal operation
+      heal:
+        description: Base procedure for healing an NS, corresponding to the Heal NS operation defined in ETSI GS NFV-IFA 013.
+        # inputs:
+          # additional_parameters:
+          #   type: tosca.datatypes.nfv.NsOperationAdditionalParameters
+          #   required: false 
+      heal_end:
+        description: Postamble to the execution of the heal operation
 
 node_types:
   tosca.nodes.nfv.NS:
@@ -209,6 +200,12 @@ node_types:
         type: tosca.datatypes.nfv.NsProfile
         description: Specifies a profile of a NS, when this NS is used as nested NS within another NS.
         required: false
+      service_availability_level:
+        type: integer
+        description: Specifies the service availability level for the NS instance.
+        required: false
+        constraints:
+          - greater_or_equal: 1
     requirements:
       - virtual_link:
           capability: tosca.capabilities.nfv.VirtualLinkable
@@ -353,7 +350,7 @@ policy_types:
         description: Specifies the scope of the local affinity rule.
         required: true
         constraints:
-          - valid_values: [ nfvi_node, zone, zone_group, nfvi_pop ]
+          - valid_values: [ nfvi_node, zone, zone_group, nfvi_pop, network_link_and_node ]
     targets: [tosca.nodes.nfv.VNF, tosca.nodes.nfv.NsVirtualLink, tosca.nodes.nfv.NS, tosca.groups.nfv.NsPlacementGroup ]
 
   tosca.policies.nfv.NsAntiAffinityRule:
@@ -365,7 +362,7 @@ policy_types:
         description: Specifies the scope of the local affinity rule..
         required: true
         constraints:
-          - valid_values: [ nfvi_node, zone, zone_group, nfvi_pop ]
+          - valid_values: [ nfvi_node, zone, zone_group, nfvi_pop, network_link_and_node ]
     targets: [tosca.nodes.nfv.VNF, tosca.nodes.nfv.NsVirtualLink, tosca.nodes.nfv.NS, tosca.groups.nfv.NsPlacementGroup ]
 
   tosca.policies.nfv.NsSecurityGroupRule:
@@ -460,3 +457,4 @@ policy_types:
         constraints:
           - min_length: 1
     targets: [ tosca.nodes.nfv.VNF ]
+

etsi_nfv_sol001_pnfd_types.yaml

-tosca_definitions_version: tosca_simple_yaml_1_2
-description: ETSI NFV SOL 001 pnfd types definitions version 2.8.1
+tosca_definitions_version: tosca_simple_yaml_1_3
+description: ETSI NFV SOL 001 pnfd types definitions version 3.3.1
 metadata:
   template_name: etsi_nfv_sol001_pnfd_types
   template_author: ETSI_NFV
-  template_version: 2.8.1
+  template_version: 3.3.1
 
 imports:
-     - https://forge.etsi.org/rep/nfv/SOL001/raw/v2.8.1/etsi_nfv_sol001_common_types.yaml
-     # editor's note: During the development of the SOL001ed281 GS, to enable this file to be verified by a TOSCA parser, the imports statement has to be replaced with a reference to a local copy of the common definitions YAML file
-
+     - https://forge.etsi.org/rep/nfv/SOL001/raw/v3.3.1/etsi_nfv_sol001_common_types.yaml
 
 data_types:
   tosca.datatypes.nfv.LocationInfo:
@@ -45,7 +43,7 @@ data_types:
 
   tosca.datatypes.nfv.GeographicCoordinates:
     derived_from: tosca.datatypes.Root
-    description: Represents an element of a geographic coordinate location as specified in IETF RFC?6225 [21]. 
+    description: Represents an element of a geographic coordinate location as specified in IETF RFC?6225. 
     properties:
       latitude_uncertainty:
         type: string # RFC 6225
@@ -76,6 +74,8 @@ data_types:
         description: Altitude value as per RFC 6225
         required: true
 
+
+
 node_types:
   tosca.nodes.nfv.PNF:
     derived_from: tosca.nodes.Root

etsi_nfv_sol001_vnfd_types.yaml

-tosca_definitions_version: tosca_simple_yaml_1_2
-description: ETSI NFV SOL 001 vnfd types definitions version 2.8.1
+tosca_definitions_version: tosca_simple_yaml_1_3
+description: ETSI NFV SOL 001 vnfd types definitions version 3.3.1
 metadata:
   template_name: etsi_nfv_sol001_vnfd_types
   template_author: ETSI_NFV
-  template_version: 2.8.1
+  template_version: 3.3.1
 
 imports:
-   - https://forge.etsi.org/rep/nfv/SOL001/raw/v2.8.1/etsi_nfv_sol001_common_types.yaml
-   # editor's note: During the development of the SOL001ed281 GS, to enable this file to be verified by a TOSCA parser, the imports statement has to be replaced with a reference to a local copy of the common definitions YAML file
+   - https://forge.etsi.org/rep/nfv/SOL001/raw/v3.3.1/etsi_nfv_sol001_common_types.yaml
 
 data_types:
   tosca.datatypes.nfv.VirtualNetworkInterfaceRequirements:
@@ -360,6 +359,21 @@ data_types:
        type:   tosca.datatypes.nfv.VnfChangeExtConnectivityOperationConfiguration
        description: Configuration parameters for the changeExtVnfConnectivityOpConfig operation 
        required: false
+     change_current_package:
+       type: tosca.datatypes.nfv.VnfChangeCurrentPackageOperationConfiguration
+       description: Configuration parameters for the ChangeCurrentVnfPackage operation
+       required: false
+       # derived types are expected to introduce new properties, with their type derived from
+       # tosca.datatypes.nfv.VnfChangeCurrentPackageOperationConfiguration,
+       # with the same name as the operation designated to the ChangeCurrentVnfPackage request
+     create_snapshot:
+       type: tosca.datatypes.nfv.VnfCreateSnapshotOperationConfiguration
+       description: Configuration parameters for the CreateVnfSnapshot operation 
+       required: false
+     revert_to_snapshot:
+       type: tosca.datatypes.nfv.VnfRevertToSnapshotOperationConfiguration
+       description: Configuration parameters for the RevertToVnfSnapshot operation 
+       required: false
 
   tosca.datatypes.nfv.VnfInstantiateOperationConfiguration:
    derived_from: tosca.datatypes.Root
@@ -880,11 +894,124 @@ data_types:
           type: string
         required: true
 
-artifact_types:
-  
+  tosca.datatypes.nfv.VnfPackageChangeSelector:
+    derived_from: tosca.datatypes.Root
+    description: data type describes the source and destination VNFDs as well as source deployment flavour for a change current VNF Package.
+    properties:
+      source_descriptor_id:
+        type: string
+        description: Identifier of the source VNFD and the source VNF package.
+        required: true
+      destination_descriptor_id:
+        type: string
+        description: Identifier of the destination VNFD and the destination VNF package.
+        required: true
+      source_flavour_id:
+        type: string
+        description: Identifier of the deployment flavour in the source VNF package for which this data type applies.
+        required: true
+
+  tosca.datatypes.nfv.VnfPackageChangeComponentMapping:
+    derived_from: tosca.datatypes.Root
+    description: A mapping between the identifier of a components or property in the source VNFD and the identifier of the corresponding component or property in the destination VNFD.
+    properties:
+      component_type:
+        type: string
+        description: The type of component or property. Possible values differentiate whether changes concern to some VNF component (e.g. VDU, internal VLD, etc.) or property (e.g. a Scaling Aspect, etc.).
+        constraints:
+          - valid_values: [ vdu, cp, virtual_link, virtual_storage, deployment_flavour, instantiation_level, scaling_aspect ]
+        required: true
+      source_id:
+        type: string
+        description: Identifier of the component or property in the source VNFD.
+        required: true
+      destination_id:
+        type: string
+        description: Identifier of the component or property in the destination VNFD.
+        required: true
+      description:
+        type: string
+        description: Human readable description of the component changes.
+        required: false
+
+  tosca.datatypes.nfv.VnfChangeCurrentPackageOperationConfiguration:
+    derived_from: tosca.datatypes.Root
+    description: represents information that affect the invocation of the change current VNF Package operation.
+    # This data type definition is reserved for future use in the present document.
+    # properties:
+      # derived types are expected to introduce new properties, with their type derived from tosca.datatypes.nfv.VnfChangeCurrentPackageOperationConfiguration, with the same name as the operation designated to the ChangeCurrentVnfPackage request
+
+  tosca.datatypes.nfv.VnfCreateSnapshotOperationConfiguration:
+    derived_from: tosca.datatypes.Root
+    description: represents information that affect the invocation of the CreateVnfSnapshot operation 
+  # This data type definition is reserved for future use in the present document.
+  # properties:
+
+  tosca.datatypes.nfv.VnfRevertToSnapshotOperationConfiguration:
+    derived_from: tosca.datatypes.Root
+    description: represents information that affect the invocation of the RevertToVnfSnapshot operation 
+  # This data type definition is reserved for future use in the present document.
+  # properties:
+
+artifact_types:  
   tosca.artifacts.nfv.SwImage:
     derived_from: tosca.artifacts.Deployment.Image
     description: describes the software image which is directly loaded on the virtualisation container realizing of the VDU or is to be loaded on a virtual storage resource
+    properties:
+      name:
+        type: string
+        description: Name of this software image 
+        required: true
+      version:
+        type: string
+        description: Version of this software image 
+        required: true
+      provider:
+        type: string
+        description: Provider of this software image
+        required: false
+      checksum:
+        type: tosca.datatypes.nfv.ChecksumData
+        description:  Checksum of the software image file 
+        required: true
+      container_format:
+        type: string
+        description: The container format describes the container file format in which software image is provided 
+        required: true
+        constraints:
+          - valid_values: [ aki, ami, ari, bare, docker, ova, ovf ]
+      disk_format:
+        type: string
+        description: The disk format of a software image is the format of the underlying disk image 
+        required: true
+        constraints:
+          - valid_values: [ aki, ami, ari, iso, qcow2, raw, vdi, vhd, vhdx, vmdk ]  
+      min_disk:
+        type: scalar-unit.size # Number
+        description:  The minimal disk size requirement for this software image 
+        required: true
+        constraints:
+          - greater_or_equal: 0 B
+      min_ram:
+        type: scalar-unit.size # Number
+        description: The minimal RAM requirement for this software image 
+        required: false
+        constraints:
+          - greater_or_equal: 0 B
+      size:
+        type: scalar-unit.size # Number
+        description: The size of this software image 
+        required: true
+      operating_system:
+        type: string
+        description: Identifies the operating system used in the software image 
+        required: false
+      supported_virtualisation_environments:
+        type: list
+        description: Identifies the virtualisation environments (e.g. hypervisor) compatible with this software image 
+        required: false
+        entry_schema:
+          type: string
 
   tosca.artifacts.Implementation.nfv.Mistral:
     derived_from: tosca.artifacts.Implementation
@@ -899,8 +1026,7 @@ capability_types:
     derived_from: tosca.capabilities.Node
     description: Indicates that the node that includes it can be pointed by a tosca.relationships.nfv.VirtualBindsTo relationship type which is used to model the VduHasCpd association
 
-  tosca.capabilities.nfv.VirtualCompute:
-    
+  tosca.capabilities.nfv.VirtualCompute:    
     derived_from: tosca.capabilities.Node
     description: Describes the capabilities related to virtual compute resources 
     properties:
@@ -958,112 +1084,207 @@ 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
+    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
-    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
+      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
-    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
+      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_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
+      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
-    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
+      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
-    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
+      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
+        inputs:
+          cause:
+            type: string
+            description: Indicates the reason why a healing procedure is required.
+            required: false
+          vnfc_instance_ids:
+            type: list
+            entry_schema:
+              type: string
+            description: List of VNFC instances requiring a healing action.
+            required: false
+      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
+        inputs:
+          type:
+            type: string
+            description: Indicates the type of the scale operation requested.
+            constraints:
+              - valid_values: [ scale_out, scale_in ]
+          aspect: