tosca.datatypes.nfv.L2AddressData

 tosca.datatypes.nfv.L2AddressData:
    derived_from: tosca.datatypes.Root
    description: Describes the information on the MAC addresses to be assigned to a connection point. 
    properties:
      mac_address_assignment:
        type: boolean
        description: Specifies if the address assignment is the responsibility of management and orchestration function or not. If it is set to True, it is the management and orchestration function responsibility
        required: true

tosca.datatypes.nfv.L3AddressData

 tosca.datatypes.nfv.L3AddressData:
    derived_from: tosca.datatypes.Root
    description: Provides information about Layer 3 level addressing scheme and parameters applicable to a CP 
    properties:
      ip_address_assignment:
        type: boolean
        description: Specifies if the address assignment is the responsibility of management and orchestration function or not. If it is set to True, it is the management and orchestration function responsibility
        required: true
      floating_ip_activated:
        type: boolean
        description: Specifies if the floating IP scheme is activated on the Connection Point or not 
        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 parent VnfExtCp
        required: false
        constraints:
          - valid_values: [ ipv4, ipv6 ]
      number_of_ip_address:
        type: integer
        description: Minimum number of IP addresses to be assigned 
        required: false
        constraints:
          - greater_than: 0
      #fixed_ip_address: #Introduced from Beijing release, only used for vCPE usecase, outside the scope of SOL001 v2.5.1 
      #  type:list
      #  entry_schema:
      #    type:string
      #  required: false

tosca.datatypes.nfv.AddressData

 tosca.datatypes.nfv.AddressData:
    derived_from: tosca.datatypes.Root
    description: Describes information about the addressing scheme and parameters applicable to a CP 
    properties:
      address_type:
        type: string
        description: Describes the type of the address to be assigned to a connection point. The content type shall be aligned with the address type supported by the layerProtocol property of the connection point
        required: true
        constraints:
          - valid_values: [ mac_address, ip_address ]
      l2_address_data:
        type: tosca.datatypes.nfv.L2AddressData
        description: Provides the information on the MAC addresses to be assigned to a connection point.
        required: false
      l3_address_data:
        type: tosca.datatypes.nfv.L3AddressData
        description: Provides the information on the IP addresses to be assigned to a connection point 
        required: false

tosca.datatypes.nfv.VirtualNetworkInterfaceRequirements

 tosca.datatypes.nfv.VirtualNetworkInterfaceRequirements:
    derived_from: tosca.datatypes.Root
    description: Describes requirements on a virtual network interface 
    properties:
      name:
        type: string
        description: Provides a human readable name for the requirement.    
        required: false
      description:
        type: string
        description: Provides a human readable description of the requirement.
        required: false
      support_mandatory:
        type: boolean
        description: Indicates whether fulfilling the constraint is mandatory (TRUE) for successful operation or desirable (FALSE).
        required: true
      network_interface_requirements:
        type: map
        description: The network interface requirements. A map of strings that contain a set of key-value pairs that describes the hardware platform specific  network interface deployment requirements.
        required: true
        entry_schema:
          type: string 
      nic_io_requirements:
        type: tosca.datatypes.nfv.LogicalNodeData
        description: references (couples) the CP with any logical node I/O requirements (for network devices) that may have been created. Linking these attributes is necessary so that so that I/O requirements that need to be articulated at the logical node level can be associated with the network interface requirements associated with the CP.
        required: false

tosca.datatypes.nfv.ConnectivityType

 tosca.datatypes.nfv.ConnectivityType:
    derived_from: tosca.datatypes.Root
    description: describes additional connectivity information of a virtualLink 
    properties:
      layer_protocols:
        type: list
        description: Identifies the protocol a virtualLink gives access to (ethernet, mpls, odu2, ipv4, ipv6, pseudo-wire).The top layer protocol of the virtualLink protocol stack shall always be provided. The lower layer protocols may be included when there are specific requirements on these layers.
        required: true
        entry_schema:
          type: string
          constraints:
            - valid_values: [ ethernet, mpls, odu2, ipv4, ipv6, pseudo-wire ]
      flow_pattern:
        type: string
        description: Identifies the flow pattern of the connectivity
        required: false
        constraints:
          - valid_values: [ line, tree, mesh ]

tosca.datatypes.nfv.RequestedAdditionalCapability

 tosca.datatypes.nfv.RequestedAdditionalCapability:
    derived_from: tosca.datatypes.Root
    description: describes requested additional capability for a particular VDU
    properties:
      requested_additional_capability_name:
        type: string
        description: Identifies a requested additional capability for the VDU.
        required: true
      support_mandatory:
        type: boolean
        description: Indicates whether the requested additional capability is mandatory for successful operation.
        required: true
      min_requested_additional_capability_version:
        type: string
        description: Identifies the minimum version of the requested additional capability.
        required: false
      preferred_requested_additional_capability_version:
        type: string
        description: Identifies the preferred version of the requested additional capability.
        required: false
      target_performance_parameters:
        type: map
        description: Identifies specific attributes, dependent on the requested additional capability type.
        required: true
        entry_schema:
          type: string

tosca.datatypes.nfv.VirtualMemory

  tosca.datatypes.nfv.VirtualMemory:
    derived_from: tosca.datatypes.Root
    description: supports the specification of requirements related to virtual memory of a virtual compute resource
    properties:
      virtual_mem_size:
        type: scalar-unit.size 
        description: Amount of virtual memory.
        required: true
      virtual_mem_oversubscription_policy:
        type: string
        description: The memory core oversubscription policy in terms of virtual memory to physical memory on the platform.
        required: false
      vdu_mem_requirements:
        type: map
        description: The hardware platform specific VDU memory requirements. A map of strings that contains a set of key-value pairs that describes hardware platform specific VDU memory requirements.
        required: false
        entry_schema:
          type: string 
      numa_enabled:
        type: boolean
        description: It specifies the memory allocation to be cognisant of the relevant process/core allocation.
        required: false
        default: false

tosca.datatypes.nfv.VirtualCpuPinning

 tosca.datatypes.nfv.VirtualCpuPinning:
    derived_from: tosca.datatypes.Root
    description: Supports the specification of requirements related to the virtual CPU pinning configuration of a virtual compute resource
    properties:
      virtual_cpu_pinning_policy:
        type: string
        description: 'Indicates the policy for CPU pinning. The policy can take values of "static" or "dynamic". In case of "dynamic" the allocation of virtual CPU cores to logical CPU cores is decided by the VIM. (e.g.: SMT (Simultaneous Multi-Threading) requirements). In case of "static" the allocation is requested to be according to the virtual_cpu_pinning_rule.'
        required: false
        constraints:
          - valid_values: [ static, dynamic ]
      virtual_cpu_pinning_rule:
        type: list
        description: Provides the list of rules for allocating virtual CPU cores to logical CPU cores/threads
        required: false
        entry_schema:
          type: string

tosca.datatypes.nfv.VirtualCpu

tosca.datatypes.nfv.VirtualCpu:
    derived_from: tosca.datatypes.Root
    description: Supports the specification of requirements related to virtual CPU(s) of a virtual compute resource
    properties:
      cpu_architecture:
        type: string
        description: CPU architecture type. Examples are x86, ARM
        required: false
      num_virtual_cpu:
        type: integer
        description: Number of virtual CPUs
        required: true
        constraints:
          - greater_than: 0
      virtual_cpu_clock:
        type: scalar-unit.frequency
        description: Minimum virtual CPU clock rate
        required: false
      virtual_cpu_oversubscription_policy:
        type: string
        description: CPU core oversubscription policy e.g. the relation of virtual CPU cores to physical CPU cores/threads.
        required: false
      vdu_cpu_requirements:
        type: map
        description: The hardware platform specific VDU CPU requirements. A map of strings that contains a set of key-value pairs describing VDU CPU specific hardware platform requirements.
        required: false
        entry_schema:
          type: string 
      virtual_cpu_pinning:
        type: tosca.datatypes.nfv.VirtualCpuPinning
        description: The virtual CPU pinning configuration for the virtualised compute resource.
        required: false

tosca.datatypes.nfv.VnfcConfigurableProperties

 tosca.datatypes.nfv.VnfcConfigurableProperties:
    derived_from: tosca.datatypes.Root
    description: Defines the configurable properties of a VNFC 
    # properties:
      # additional_vnfc_configurable_properties:
      #   type: tosca.datatypes.nfv.VnfcAdditionalConfigurableProperties  
      #   description: Describes additional configuration for VNFC that
      #   can be modified using the ModifyVnfInfo operation 
      #   required: false
      # derived types are expected to introduce
      # additional_vnfc_configurable_properties with its type derived from
      # tosca.datatypes.nfv.VnfcAdditionalConfigurableProperties

tosca.datatypes.nfv.VnfcAdditionalConfigurableProperties

 tosca.datatypes.nfv.VnfcAdditionalConfigurableProperties:
    derived_from: tosca.datatypes.Root
    description: VnfcAdditionalConfigurableProperties type is an empty base type for deriving data types for describing additional configurable properties for a given VNFC.

tosca.datatypes.nfv.VduProfile

 tosca.datatypes.nfv.VduProfile:
    derived_from: tosca.datatypes.Root
    description: describes additional instantiation data for a given Vdu.Compute used in a specific deployment flavour.
    properties:
      min_number_of_instances:
        type: integer
        description: Minimum number of instances of the VNFC based on this Vdu.Compute that is permitted to exist for a particular VNF deployment flavour. 
        required: true
        constraints:
          - greater_or_equal: 0
      max_number_of_instances:
        type: integer
        description: Maximum number of instances of the VNFC based on this Vdu.Compute that is permitted to exist for a particular VNF deployment flavour. 
        required: true
        constraints:
          - greater_or_equal: 0

      #watchdog: #Introduced from Beijing release, only used for vCPE usecase, outside the scope of SOL001 v2.5.1 
      #  type: string
      #  required: true
      #vmBootUpTimeOut: #Introduced from Beijing release, only used for vCPE usecase, outside the scope of SOL001 v2.5.1
      #  type: integer
      #  required: optional

tosca.datatypes.nfv.VlProfile

 tosca.datatypes.nfv.VlProfile:
    derived_from: tosca.datatypes.Root
    description: Describes additional instantiation data for a given VL used in a specific VNF deployment flavour.
    properties:
      max_bitrate_requirements:
        type: tosca.datatypes.nfv.LinkBitrateRequirements
        description: Specifies the maximum bitrate requirements for a VL instantiated according to this profile.
        required: true
      min_bitrate_requirements:
        type: tosca.datatypes.nfv.LinkBitrateRequirements
        description: Specifies the minimum bitrate requirements for a VL instantiated according to this profile.
        required: true
      qos:
        type: tosca.datatypes.nfv.Qos
        description: Specifies the QoS requirements of a VL instantiated according to this profile.
        required: false
      virtual_link_protocol_data:
        type: list
        description: Specifies the protocol data for a virtual link.
        required: false
        entry_schema:
          type: tosca.datatypes.nfv.VirtualLinkProtocolData

tosca.datatypes.nfv.VirtualLinkProtocolData

 tosca.datatypes.nfv.VirtualLinkProtocolData:
    derived_from: tosca.datatypes.Root
    description: describes one protocol layer and associated protocol data for a given virtual link used in a specific VNF deployment flavour
    properties:
      associated_layer_protocol:
         type: string
         description: Identifies one of the protocols a virtualLink gives access to (ethernet, mpls, odu2, ipv4, ipv6, pseudo-wire) as specified by the connectivity_type property.
         required: true
         constraints:
           - valid_values: [ ethernet, mpls, odu2, ipv4, ipv6, pseudo-wire ]
      l2_protocol_data:
         type: tosca.datatypes.nfv.L2ProtocolData
         description: Specifies the L2 protocol data for a virtual link. Shall be present when the associatedLayerProtocol attribute indicates a L2 protocol and shall be absent otherwise.
         required: false
      l3_protocol_data:
         type: tosca.datatypes.nfv.L3ProtocolData
         description: Specifies the L3 protocol data for this virtual link.  Shall be present when the associatedLayerProtocol attribute indicates a L3 protocol and shall be absent otherwise.
         required: false

tosca.datatypes.nfv.L2ProtocolData

  tosca.datatypes.nfv.L2ProtocolData:
    derived_from: tosca.datatypes.Root
    description: describes L2 protocol data for a given virtual link used in a specific VNF deployment flavour.
    properties:
      name:
        type: string
        description: Identifies the network name associated with this L2 protocol.
        required: false
      network_type:
        type: string
        description: Specifies the network type for this L2 protocol.The value may be overridden at run-time.
        required: false
        constraints:
          - valid_values: [ flat, vlan, vxlan, gre ]
      vlan_transparent:
        type: boolean
        description: Specifies whether to support VLAN transparency for this L2 protocol or not.
        required: false
        default: false
      mtu:
        type: integer
        description: Specifies the maximum transmission unit (MTU) value for this L2 protocol.
        required: false
        constraints:
          - greater_than: 0 
      #segmentation_id:  #Introduced from Beijing release, only used for vCPE usecase, outside the scope of SOL001 v2.5.1
      #   type: Integer
      #   required: false
      #physical_network:  #Introduced from Beijing release, only used for vCPE usecase, outside the scope of SOL001 v2.5.1
      #   type: String
      #   required: false

tosca.datatypes.nfv.L3ProtocolData

 tosca.datatypes.nfv.L3ProtocolData:
    derived_from: tosca.datatypes.Root
    description: describes L3 protocol data for a given virtual link used in a specific VNF deployment flavour.
    properties:
      name:
        type: string
        description: Identifies the network name associated with this L3 protocol.
        required: false
      ip_version:
        type: string
        description: Specifies IP version of this L3 protocol.The value of the ip_version property shall be consistent with the value of the layer_protocol in the connectivity_type property of the virtual link node.
        required: true
        constraints:
          - valid_values: [ ipv4, ipv6 ]
      cidr:
        type: string
        description: Specifies the CIDR (Classless Inter-Domain Routing) of this L3 protocol. The value may be overridden at run-time.
        required: true  
      ip_allocation_pools:
        type: list
        description: Specifies the allocation pools with start and end IP addresses for this L3 protocol. The value may be overridden at run-time.
        required: false
        entry_schema:
          type: tosca.datatypes.nfv.IpAllocationPool
      gateway_ip:
        type: string
        description: Specifies the gateway IP address for this L3 protocol. The value may be overridden at run-time.
        required: false
      dhcp_enabled:
        type: boolean
        description: Indicates whether DHCP (Dynamic Host Configuration Protocol) is enabled or disabled for this L3 protocol. The value may be overridden at run-time.
        required: false
      ipv6_address_mode:
        type: string
        description: Specifies IPv6 address mode. May be present when the value of the ipVersion attribute is "ipv6" and shall be absent otherwise. The value may be overridden at run-time.
        required: false
        constraints:
          - valid_values: [ slaac, dhcpv6-stateful, dhcpv6-stateless ]

tosca.datatypes.nfv.IpAllocationPool

 tosca.datatypes.nfv.IpAllocationPool:
    derived_from: tosca.datatypes.Root
    description: Specifies a range of IP addresses
    properties:
      start_ip_address:
        type: string
        description: The IP address to be used as the first one in a pool of addresses derived from the cidr block full IP range
        required: true
      end_ip_address:
        type: string
        description: The IP address to be used as the last one in a pool of addresses derived from the cidr block full IP range
        required: true

tosca.datatypes.nfv.VduLevel

 tosca.datatypes.nfv.VduLevel:
    derived_from: tosca.datatypes.Root
    description: Indicates for a given Vdu.Compute in a given level the number of instances to deploy 
    properties:
      number_of_instances:
        type: integer
        description: Number of instances of VNFC based on this VDU to deploy for this level.  
        required: true
        constraints:
          - greater_or_equal: 0

tosca.datatypes.nfv.InstantiationLevel

 tosca.datatypes.nfv.InstantiationLevel:
    derived_from: tosca.datatypes.Root
    description: Describes the scale level for each aspect that corresponds to a given level of resources to be instantiated within a deployment flavour in term of the number VNFC instances 
    properties:
      description:
        type: string
        description: Human readable description of the level 
        required: true
      scale_info:
        type: map # key: aspectId
        description: Represents for each aspect the scale level that corresponds to this instantiation level. scale_info shall be present if the VNF supports scaling.
        required: false
        entry_schema:
          type: tosca.datatypes.nfv.ScaleInfo

tosca.datatypes.nfv.VnfLcmOperationsConfiguration

 tosca.datatypes.nfv.VnfLcmOperationsConfiguration:
    derived_from: tosca.datatypes.Root
    description: Represents information to configure lifecycle management operations  
    properties:
      instantiate:
        type: tosca.datatypes.nfv.VnfInstantiateOperationConfiguration
        description: Configuration parameters for the InstantiateVnf operation 
        required: false
      scale:
        type: tosca.datatypes.nfv.VnfScaleOperationConfiguration
        description: Configuration parameters for the ScaleVnf operation 
        required: false
      scale_to_level:
        type: tosca.datatypes.nfv.VnfScaleToLevelOperationConfiguration
        description: Configuration parameters for the ScaleVnfToLevel operation 
        required: false
      change_flavour:
        type: tosca.datatypes.nfv.VnfChangeFlavourOperationConfiguration
        description: Configuration parameters for the changeVnfFlavourOpConfig operation 
        required: false
      heal:
        type: tosca.datatypes.nfv.VnfHealOperationConfiguration
        description: Configuration parameters for the HealVnf operation 
        required: false
      terminate:
        type: tosca.datatypes.nfv.VnfTerminateOperationConfiguration
        description: Configuration parameters for the TerminateVnf operation 
        required: false
      operate:
        type: tosca.datatypes.nfv.VnfOperateOperationConfiguration
        description: Configuration parameters for the OperateVnf operation 
        required: false
      change_ext_connectivity:
        type:   tosca.datatypes.nfv.VnfChangeExtConnectivityOperationConfiguration
        description: Configuration parameters for the changeExtVnfConnectivityOpConfig operation 
        required: false

tosca.datatypes.nfv.VnfInstantiateOperationConfiguration

tosca.datatypes.nfv.VnfInstantiateOperationConfiguration:
    derived_from: tosca.datatypes.Root
    description: represents information that affect the invocation of the InstantiateVnf operation.

tosca.datatypes.nfv.VnfScaleOperationConfiguration

 tosca.datatypes.nfv.VnfScaleOperationConfiguration:
    derived_from: tosca.datatypes.Root
    description: Represents information that affect the invocation of the ScaleVnf operation 
    properties:
      scaling_by_more_than_one_step_supported:
        type: boolean
        description: Signals whether passing a value larger than one in the numScalingSteps parameter of the ScaleVnf operation is supported by this VNF.
        required: false
        default: false

tosca.datatypes.nfv.VnfScaleToLevelOperationConfiguration

tosca.datatypes.nfv.VnfScaleToLevelOperationConfiguration:
    derived_from: tosca.datatypes.Root
    description: represents information that affect the invocation of the ScaleVnfToLevel operation
    properties:
      arbitrary_target_levels_supported:
        type: boolean
        description: Signals whether scaling according to the parameter "scaleInfo" is supported by this VNF
        required: true

tosca.datatypes.nfv.VnfHealOperationConfiguration

 tosca.datatypes.nfv.VnfHealOperationConfiguration:
    derived_from: tosca.datatypes.Root
    description: represents information that affect the invocation of the HealVnf operation 
    properties:
      causes:
        type: list
        description: Supported "cause" parameter values 
        required: false
        entry_schema:
          type: string

tosca.datatypes.nfv.VnfTerminateOperationConfiguration

tosca.datatypes.nfv.VnfTerminateOperationConfiguration:
    derived_from: tosca.datatypes.Root
    description: represents information that affect the invocation of the TerminateVnf 
    properties:
      min_graceful_termination_timeout:
        type: scalar-unit.time
        description: Minimum timeout value for graceful termination of a VNF instance 
        required: true
      max_recommended_graceful_termination_timeout:
        type: scalar-unit.time
        description: Maximum recommended timeout value that can be needed to gracefully terminate a VNF instance of a particular type under certain conditions, such as maximum load condition. This is provided by VNF provider as information for the operator facilitating the selection of optimal timeout value. This value is not used as constraint
        required: false

tosca.datatypes.nfv.VnfOperateOperationConfiguration

 tosca.datatypes.nfv.VnfOperateOperationConfiguration:
    derived_from: tosca.datatypes.Root
    description: represents information that affect the invocation of the OperateVnf operation 
    properties:
      min_graceful_stop_timeout:
        type: scalar-unit.time
        description: Minimum timeout value for graceful stop of a VNF instance 
        required: true
      max_recommended_graceful_stop_timeout:
        type: scalar-unit.time
        description: Maximum recommended timeout value that can be needed to gracefully stop a VNF instance of a particular type under certain conditions, such as maximum load condition. This is provided by VNF provider as information for the operator facilitating the selection of optimal timeout value. This value is not used as constraint
        required: false

tosca.datatypes.nfv.ScaleInfo

 tosca.datatypes.nfv.ScaleInfo:
    derived_from: tosca.datatypes.Root
    description: Indicates for a given scaleAspect the corresponding scaleLevel 
    properties:
      scale_level:
        type: integer
        description: The scale level for a particular aspect 
        required: true
        constraints:
          - greater_or_equal: 0

tosca.datatypes.nfv.ScalingAspect

tosca.datatypes.nfv.ScalingAspect:
    derived_from: tosca.datatypes.Root
    properties:
      name:
        type: string
        required: true
      description:
        type: string
        required: true
      max_scale_level:
        type: integer # positiveInteger
        required: true
        constraints:
          - greater_or_equal: 0
      step_deltas:
        type: list
        required: false
        entry_schema:
          type: string # Identifier

tosca.datatypes.nfv.LinkBitrateRequirements

 tosca.datatypes.nfv.LinkBitrateRequirements:
    derived_from: tosca.datatypes.Root
    description: describes the requirements in terms of bitrate for a virtual link 
    properties:
      root:
        type: integer # in bits per second
        description: Specifies the throughput requirement in bits per second of the link (e.g. bitrate of E-Line, root bitrate of E-Tree, aggregate capacity of E-LAN).
        required: true
        constraints:
          - greater_or_equal: 0
      leaf:
        type: integer # in bits per second
        description: Specifies the throughput requirement in bits per second of leaf connections to the link when applicable to the connectivity type (e.g. for E-Tree and E LAN branches).
        required: false
        constraints:
          - greater_or_equal: 0

tosca.datatypes.nfv.Qos

 tosca.datatypes.nfv.Qos:
    derived_from: tosca.datatypes.Root
    description: describes QoS data for a given VL used in a VNF deployment flavour 
    properties:
      latency:
        type: scalar-unit.time #Number
        description: Specifies the maximum latency 
        required: true
        constraints: 
          - greater_than: 0 s
      packet_delay_variation:
        type: scalar-unit.time #Number
        description: Specifies the maximum jitter  
        required: true
        constraints: 
          - greater_or_equal: 0 s
      packet_loss_ratio:
        type: float
        description: Specifies the maximum packet loss ratio 
        required: false
        constraints:
           - in_range: [ 0.0, 1.0 ]

tosca.datatypes.nfv.VnfConfigurableProperties

tosca.datatypes.nfv.VnfConfigurableProperties:
    derived_from: tosca.datatypes.Root
    description: indicates configuration properties for a given VNF (e.g. related to auto scaling and auto healing).
    properties:
      is_autoscale_enabled:
        type: boolean
        description: It permits to enable (TRUE)/disable (FALSE) the auto-scaling functionality. If the properties is not present for configuring, then VNF property is not supported 
        required: false
      is_autoheal_enabled:
        type: boolean
        description: It permits to enable (TRUE)/disable (FALSE) the auto-healing functionality. If the properties is not present for configuring, then VNF property is not supported 
        required: false
      # additional_configurable_properties:
        # description: It provides VNF specific configurable properties that
        # can be modified using the ModifyVnfInfo operation 
        # required: false
        # type: tosca.datatypes.nfv.VnfAdditionalConfigurableProperties
      # derived types are expected to introduce
      # additional_configurable_properties with its type derived from
      # tosca.datatypes.nfv.VnfAdditionalConfigurableProperties

tosca.datatypes.nfv.VnfInfoModifiableAttributes

 tosca.datatypes.nfv.VnfInfoModifiableAttributes:
    derived_from: tosca.datatypes.Root
    description: Describes VNF-specific extension and metadata for a given VNF 
    #properties:
      #extensions:
        #type: tosca.datatypes.nfv.VnfInfoModifiableAttributesExtensions
        #description: "Extension" properties of VnfInfo that are writeable 
        #required: false
        # derived types are expected to introduce
        # extensions with its type derived from
        # tosca.datatypes.nfv.VnfInfoModifiableAttributesExtensions
      #metadata:
        #type: tosca.datatypes.nfv.VnfInfoModifiableAttributesMetadata
        #description: "Metadata" properties of VnfInfo that are writeable 
        #required: false
        # derived types are expected to introduce
        # metadata with its type derived from
        # tosca.datatypes.nfv.VnfInfoModifiableAttributesMetadata

tosca.datatypes.nfv.VnfAdditionalConfigurableProperties

 tosca.datatypes.nfv.VnfAdditionalConfigurableProperties:
    derived_from: tosca.datatypes.Root 
    description: is an empty base type for deriving data types for describing additional configurable properties for a given VNF

tosca.datatypes.nfv.CpProtocolData

 tosca.datatypes.nfv.CpProtocolData:
    derived_from: tosca.datatypes.Root
    description: Describes and associates the protocol layer that a CP uses together with other protocol and connection point information
    properties:
      associated_layer_protocol:
        type: string
        required: true
        description: One of the values of the property layer_protocols of the CP 
        constraints:
          - valid_values: [ ethernet, mpls, odu2, ipv4, ipv6, pseudo-wire ]
      address_data:
        type: list
        description: Provides information on the addresses to be assigned to the CP
        entry_schema: 
          type: tosca.datatypes.nfv.AddressData
        required: false

tosca.datatypes.nfv.VnfInfoModifiableAttributesExtensions

 tosca.datatypes.nfv.VnfInfoModifiableAttributesExtensions:
    derived_from: tosca.datatypes.Root 
    description: is an empty base type for deriving data types for describing VNF-specific extension

tosca.datatypes.nfv.VnfInfoModifiableAttributesMetadata

  tosca.datatypes.nfv.VnfInfoModifiableAttributesMetadata:
    derived_from: tosca.datatypes.Root
    description: is an empty base type for deriving data types for describing VNF-specific metadata

tosca.datatypes.nfv.LogicalNodeData

tosca.datatypes.nfv.LogicalNodeData:
    derived_from: tosca.datatypes.Root
    description: Describes compute, memory and I/O requirements associated with a particular VDU.
    properties:
      logical_node_requirements:
        type: map
        description: The logical node-level compute, memory and I/O requirements. A map  of strings that contains a set of key-value pairs that describes hardware platform specific deployment requirements, including the number of CPU cores on this logical node, a memory configuration specific to a logical node  or a requirement related to the association of an I/O device with the logical node.
        required: false
        entry_schema:
          type: string

tosca.datatypes.nfv.SwImageData

 tosca.datatypes.nfv.SwImageData:
    derived_from: tosca.datatypes.Root
    description: describes information  related to a software image artifact 
    properties: # in SOL001 v0.8.0: "properties or metadata:"
      name:
        type: string
        description: Name of this software image 
        required: true
      version:
        type: string
        description: Version of this software image 
        required: true
      checksum:
        type: string
        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
      min_ram:
        type: scalar-unit.size # Number
        description: The minimal RAM requirement for this software image 
        required: false
      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.datatypes.nfv.VirtualBlockStorageData

 tosca.datatypes.nfv.VirtualBlockStorageData:
    derived_from: tosca.datatypes.Root
    description: VirtualBlockStorageData describes block storage requirements associated with compute resources in a particular VDU, either as a local disk or as virtual attached storage
    properties:
      size_of_storage:
        type: scalar-unit.size
        description: Size of virtualised storage resource
        required: true
      vdu_storage_requirements:
        type: map
        description: The hardware platform specific storage requirements. A map of strings that contains a set of key-value pairs that represents the hardware platform specific storage deployment requirements.
        required: false 
        entry_schema:
          type: string
      rdma_enabled:
        type: boolean
        description: Indicates if the storage support RDMA 
        required: false
        default: false

tosca.datatypes.nfv.VirtualObjectStorageData

 tosca.datatypes.nfv.VirtualObjectStorageData:
      derived_from: tosca.datatypes.Root
      description: VirtualObjectStorageData describes object storage requirements associated with compute resources in a particular VDU
      properties:
        max_size_of_storage:
          type: scalar-unit.size
          description: Maximum size of virtualized storage resource    
          required: false

tosca.datatypes.nfv.VirtualFileStorageData

 tosca.datatypes.nfv.VirtualFileStorageData:
      derived_from: tosca.datatypes.Root
      description: VirtualFileStorageData describes file storage requirements associated with compute resources in a particular VDU
      properties:
        size_of_storage:
          type: scalar-unit.size
          description: Size of virtualized storage resource
          required: true
        file_system_protocol:
          type: string
          description: The shared file system protocol (e.g. NFS, CIFS)
          required: true

tosca.datatypes.nfv.VirtualLinkBitrateLevel

 tosca.datatypes.nfv.VirtualLinkBitrateLevel:
    derived_from: tosca.datatypes.Root
    description: Describes bitrate requirements applicable to the virtual link instantiated from a particicular VnfVirtualLink 
    properties:
      bitrate_requirements:
        type: tosca.datatypes.nfv.LinkBitrateRequirements
        description: Virtual link bitrate requirements for an instantiation level or bitrate delta for a scaling step 
        required: true

tosca.datatypes.nfv.VnfOperationAdditionalParameters

tosca.datatypes.nfv.VnfOperationAdditionalParameters:
    derived_from: tosca.datatypes.Root
    description: Is an empty base type for deriving data type for describing VNF-specific parameters to be passed when invoking lifecycle management operations 
    #properties:

tosca.datatypes.nfv.VnfChangeFlavourOperationConfiguration

tosca.datatypes.nfv.VnfChangeFlavourOperationConfiguration:
    derived_from: tosca.datatypes.Root
    description: represents information that affect the invocation of the ChangeVnfFlavour operation 
    #properties:

tosca.datatypes.nfv.VnfChangeExtConnectivityOperationConfiguration

 tosca.datatypes.nfv.VnfChangeExtConnectivityOperationConfiguration:
    derived_from: tosca.datatypes.Root
    description: represents information that affect the invocation of the ChangeExtVnfConnectivity operation 
    #properties:

tosca.datatypes.nfv.VnfMonitoringParameter

  tosca.datatypes.nfv.VnfMonitoringParameter:
    derived_from: tosca.datatypes.Root
    description: Represents information on virtualised resource related performance metrics applicable to the VNF.
    properties:
      name:
        type: string
        description: Human readable name of the monitoring parameter
        required: true
      performance_metric:
        type: string
        description: Identifies the performance metric, according to ETSI GS NFV-IFA 027.
        required: true
        constraints:
          - valid_values: [ v_cpu_usage_mean_vnf, v_cpu_usage_peak_vnf, v_memory_usage_mean_vnf, v_memory_usage_peak_vnf, v_disk_usage_mean_vnf, v_disk_usage_peak_vnf, byte_incoming_vnf_ext_cp, byte_outgoing_vnf_ext_cp, 
packet_incoming_vnf_ext_cp, packet_outgoing_vnf_ext_cp ]
      collection_period:
        type: scalar-unit.time
        description: Describes the recommended periodicity at which to collect the performance information.
        required: false
        constraints:
          - greater_than: 0 s

tosca.datatypes.nfv.VnfcMonitoringParameter

  tosca.datatypes.nfv.VnfcMonitoringParameter:
    derived_from: tosca.datatypes.Root
    description: Represents information on virtualised resource related performance metrics applicable to the VNF.
    properties:
      name:
        type: string
        description: Human readable name of the monitoring parameter
        required: true
      performance_metric:
        type: string
        description: Identifies the performance metric, according to ETSI GS NFV-IFA 027.
        required: true
        constraints:
          - valid_values: [ v_cpu_usage_mean_vnf, v_cpu_usage_peak_vnf, v_memory_usage_mean_vnf, v_memory_usage_peak_vnf, v_disk_usage_mean_vnf, v_disk_usage_peak_vnf, byte_incoming_vnf_int_cp, byte_outgoing_vnf_int_cp, packet_incoming_vnf_int_cp, packet_outgoing_vnf_int_cp ]
      collection_period:
        type: scalar-unit.time
        description: Describes the recommended periodicity at which to collect the performance information.
        required: false
        constraints:
          - greater_than: 0 s

tosca.datatypes.nfv.VirtualLinkMonitoringParameter

 tosca.datatypes.nfv.VirtualLinkMonitoringParameter:
    derived_from: tosca.datatypes.Root
    description: Represents information on virtualised resource related performance metrics applicable to the VNF.
    properties:
      name:
        type: string
        description: Human readable name of the monitoring parameter
        required: true
      performance_metric:
        type: string
        description: Identifies a performance metric derived from those defined in ETSI GS NFV-IFA 027.The packetOutgoingVirtualLink and packetIncomingVirtualLink metrics shall be obtained by aggregation the PacketOutgoing and PacketIncoming measurements defined in clause 7.1 of GS NFV-IFA 027 of all virtual link ports attached to the virtual link to which the metrics apply.
        required: true
        constraints:
           - valid_values: [ packet_outgoing_virtual_link, packet_incoming_virtual_link ]
      collection_period:
        type: scalar-unit.time
        description: Describes the recommended periodicity at which to collect the performance information.
        required: false
        constraints:
          - greater_than: 0 s

tosca.datatypes.nfv.InterfaceDetails

  tosca.datatypes.nfv.InterfaceDetails:
    derived_from: tosca.datatypes.Root
    description: information used to access an interface exposed by a VNF
    properties:
      uri_components:
        type: tosca.datatypes.nfv.UriComponents
        description: Provides components to build a Uniform Ressource Identifier (URI) where to access the interface end point.
        required: false
      interface_specific_data:
        type: map
        description: Provides additional details that are specific to the type of interface considered.
        required: false
        entry_schema:
          type: string

tosca.datatypes.nfv.UriComponents

tosca.datatypes.nfv.UriComponents:
    derived_from: tosca.datatypes.Root
    description: information used to build a URI that complies with IETF RFC 3986 [8].
    properties:
      scheme:
        type: string # shall comply with IETF RFC3986
        description: scheme component of a URI.
        required: true
      authority: 
        type: tosca.datatypes.nfv.UriAuthority
        description: Authority component of a URI
        required: false
      path:
        type: string # shall comply with IETF RFC 3986
        description: path component of a URI.
        required: false
      query:
        type: string # shall comply with IETF RFC 3986
        description: query component of a URI.
        required: false
      fragment:
        type: string # shall comply with IETF RFC 3986
        description: fragment component of a URI.
        required: false

tosca.datatypes.nfv.UriAuthority

 tosca.datatypes.nfv.UriAuthority:
    derived_from: tosca.datatypes.Root
    description: information that corresponds to the authority component of a URI as specified in IETF RFC 3986 [8]
    properties:
      user_info:
        type: string # shall comply with IETF RFC 3986
        description: user_info field of the authority component of a URI
        required: false
      host:
        type: string # shall comply with IETF RFC 3986
        description: host field of the authority component of a URI
        required: false
      port:
        type: string # shall comply with IETF RFC 3986
        description: port field of the authority component of a URI
        required: false

tosca.datatypes.nfv.VnfProfile

 tosca.datatypes.nfv.VnfProfile:
    derived_from: tosca.datatypes.Root
    description: describes a profile for instantiating VNFs of a particular NS DF according to a specific VNFD and VNF DF.
    properties:
      instantiation_level:
        type: string
        description: Identifier of the instantiation level of the VNF DF to be used for instantiation. If not present, the default instantiation level as declared in the VNFD shall be used.
        required: false
      min_number_of_instances:
        type: integer
        description: Minimum number of instances of the VNF based on this VNFD that is permitted to exist for this VnfProfile.
        required: true
        constraints:
          - greater_or_equal: 0
      max_number_of_instances:
        type: integer
        description: Maximum number of instances of the VNF based on this VNFD that is permitted to exist for this VnfProfile.
        required: true
        constraints:
          - greater_or_equal: 0

tosca.datatypes.nfv.injectFile

#tosca.datatypes.nfv.injectFile: #Introduced from Beijing release, only used for vCPE usecase, outside the scope of SOL001 v2.5.1
#  derived_from: tosca.datatypes.Root
#  properties:  
#    source_path: 
#      type: string
#      required: true
#    dest_path:
#      type:string
#      required: true

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