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requirements:
- associatedVdu:
capability: tosca.capabilities.nfv.AssociableVdu
relationship: tosca.relationships.nfv.MciopAssociates
node: tosca.nodes.nfv.Vdu.OsContainerDeployableUnit
occurrences: [1, UNBOUNDED]
tosca.nodes.nfv.VirtualCp:
derived_from: tosca.nodes.nfv.Cp
description: Describes a virtual connection point allowing access to a number of VNFC instances (based on their respective VDUs).
properties:
additionalServiceData:
type: list
entry_schema:
type: tosca.datatypes.nfv.AdditionalServiceData
description: References the VDU(s) which implement this service
required: true
requirements:
- target:
capability: tosca.capabilities.Node
relationship: tosca.relationships.DependsOn
occurrences: [ 1, UNBOUNDED ]
- virtual_link:
capability: tosca.capabilities.nfv.VirtualLinkable
relationship: tosca.relationships.nfv.VirtualLinksTo
occurrences: [0, 1]
group_types:
tosca.groups.nfv.PlacementGroup:
derived_from: tosca.groups.Root
description: PlacementGroup is used for describing the affinity or anti-affinity relationship applicable between the virtualization containers to be created based on different VDUs, or between internal VLs to be created based on different VnfVirtualLinkDesc(s) or between the workloads being deployed based on different Mciops
properties:
description:
type: string
description: Human readable description of the group
required: true
members: [ tosca.nodes.nfv.Vdu.Compute, tosca.nodes.nfv.Vdu.OsContainerDeployableUnit, tosca.nodes.nfv.VnfVirtualLink, tosca.nodes.nfv.Mciop ]
policy_types:
tosca.policies.nfv.InstantiationLevels:
derived_from: tosca.policies.Root
description: The InstantiationLevels type is a policy type representing all the instantiation levels of resources to be instantiated within a deployment flavour and including default instantiation level in term of the number of VNFC instances to be created as defined in ETSI GS NFV-IFA 011 [1].
properties:
levels:
type: map # key: levelId
description: Describes the various levels of resources that can be used to instantiate the VNF using this flavour.
required: true
entry_schema:
type: tosca.datatypes.nfv.InstantiationLevel
type: string # levelId
description: The default instantiation level for this flavour.
required: false # required if multiple entries in levels
tosca.policies.nfv.VduInstantiationLevels:
derived_from: tosca.policies.Root
description: The VduInstantiationLevels type is a policy type representing all the instantiation levels of resources to be instantiated within a deployment flavour in term of the number of VNFC instances to be created from each vdu.Compute. as defined in ETSI GS NFV-IFA 011 [1]
type: map # key: levelId
description: Describes the Vdu.Compute levels of resources that can be used to instantiate the VNF using this flavour
required: true
entry_schema:
type: tosca.datatypes.nfv.VduLevel
constraints:
- min_length: 1
targets: [ tosca.nodes.nfv.Vdu.Compute, tosca.nodes.nfv.Vdu.OsContainerDeployableUnit ]
tosca.policies.nfv.VirtualLinkInstantiationLevels:
derived_from: tosca.policies.Root
description: The VirtualLinkInstantiationLevels type is a policy type representing all the instantiation levels of virtual link resources to be instantiated within a deployment flavour as defined in ETSI GS NFV-IFA 011 [1].
type: map # key: levelId
description: Describes the virtual link levels of resources that can be used to instantiate the VNF using this flavour.
required: true
entry_schema:
type: tosca.datatypes.nfv.VirtualLinkBitrateLevel
constraints:
- min_length: 1
targets: [ tosca.nodes.nfv.VnfVirtualLink ]
tosca.policies.nfv.ScalingAspects:
derived_from: tosca.policies.Root
description: The ScalingAspects type is a policy type representing the scaling aspects used for horizontal scaling as defined in ETSI GS NFV-IFA 011 [1]
type: map # key: aspectId
description: Describe maximum scale level for total number of scaling steps that can be applied to a particular aspect
required: true
entry_schema:
type: tosca.datatypes.nfv.ScalingAspect
constraints:
- min_length: 1
tosca.policies.nfv.VduScalingAspectDeltas:
derived_from: tosca.policies.Root
description: The VduScalingAspectDeltas type is a policy type representing the Vdu.Compute detail of an aspect deltas used for horizontal scaling, as defined in ETSI GS NFV-IFA 011 [1]
type: string
description: Represents the scaling aspect to which this policy applies
required: true
type: map # key: scalingDeltaId
description: Describes the Vdu.Compute scaling deltas to be applied for every scaling steps of a particular aspect.
required: true
entry_schema:
type: tosca.datatypes.nfv.VduLevel
constraints:
- min_length: 1
targets: [ tosca.nodes.nfv.Vdu.Compute, tosca.nodes.nfv.Vdu.OsContainerDeployableUnit ]
tosca.policies.nfv.VirtualLinkBitrateScalingAspectDeltas:
derived_from: tosca.policies.Root
description: The VirtualLinkBitrateScalingAspectDeltas type is a policy type representing the VnfVirtualLink detail of an aspect deltas used for horizontal scaling, as defined in ETSI GS NFV-IFA 011 [1].
properties:
aspect:
type: string
description: Represents the scaling aspect to which this policy applies.
required: true
type: map # key: scalingDeltaId
description: Describes the VnfVirtualLink scaling deltas to be applied for every scaling steps of a particular aspect.
required: true
entry_schema:
type: tosca.datatypes.nfv.VirtualLinkBitrateLevel
constraints:
- min_length: 1
targets: [ tosca.nodes.nfv.VnfVirtualLink ]
tosca.policies.nfv.VduInitialDelta:
derived_from: tosca.policies.Root
description: The VduInitialDelta type is a policy type representing the Vdu.Compute detail of an initial delta used for horizontal scaling, as defined in ETSI GS NFV-IFA 011 [1].
properties:
type: tosca.datatypes.nfv.VduLevel
description: Represents the initial minimum size of the VNF.
required: true
targets: [ tosca.nodes.nfv.Vdu.Compute, tosca.nodes.nfv.Vdu.OsContainerDeployableUnit ]
tosca.policies.nfv.VirtualLinkBitrateInitialDelta:
derived_from: tosca.policies.Root
description: The VirtualLinkBitrateInitialDelta type is a policy type representing the VnfVirtualLink detail of an initial deltas used for horizontal scaling, as defined in ETSI GS NFV-IFA 011 [1].
properties:
initial_delta:
type: tosca.datatypes.nfv.VirtualLinkBitrateLevel
description: Represents the initial minimum size of the VNF.
required: true
targets: [ tosca.nodes.nfv.VnfVirtualLink ]
tosca.policies.nfv.AffinityRule:
derived_from: tosca.policies.Placement
description: The AffinityRule describes the affinity rules applicable for the defined targets
properties:
scope:
type: string
description: scope of the rule is an NFVI_node, an NFVI_PoP, etc.
required: true
constraints:
- valid_values: [ nfvi_node, zone, zone_group, nfvi_pop, network_link_and_node, container_namespace, cis_node ]
nfvi_maintenance_group_info:
type: tosca.datatypes.nfv.NfviMaintenanceInfo
description: Provides information on the impact tolerance and rules to be observed when a group of instances based on the same Vdu.Compute (for VM based VDU) node is impacted during NFVI operation and maintenance (e.g. NFVI resource upgrades).
targets: [ tosca.nodes.nfv.Vdu.Compute, tosca.nodes.nfv.VnfVirtualLink, tosca.groups.nfv.PlacementGroup, tosca.nodes.nfv.Mciop, tosca.nodes.nfv.Vdu.OsContainerDeployableUnit ]
tosca.policies.nfv.AntiAffinityRule:
derived_from: tosca.policies.Placement
description: The AntiAffinityRule describes the anti-affinity rules applicable for the defined targets
properties:
scope:
type: string
description: scope of the rule is an NFVI_node, an NFVI_PoP, etc.
required: true
constraints:
- valid_values: [ nfvi_node, zone, zone_group, nfvi_pop, network_link_and_node, container_namespace, cis_node ]
nfvi_maintenance_group_info:
type: tosca.datatypes.nfv.NfviMaintenanceInfo
description: Provides information on the impact tolerance and rules to be observed when a group of instances based on the same Vdu.Compute node is impacted during NFVI operation and maintenance (e.g. NFVI resource upgrades).
required: false
targets: [ tosca.nodes.nfv.Vdu.Compute, tosca.nodes.nfv.VnfVirtualLink, tosca.groups.nfv.PlacementGroup, tosca.nodes.nfv.Mciop, tosca.nodes.nfv.Vdu.OsContainerDeployableUnit ]
tosca.policies.nfv.SupportedVnfInterface:
derived_from: tosca.policies.Root
description: this policy type represents interfaces produced by a VNF, the details to access them and the applicable connection points to use to access these interfaces
properties:
interface_name:
type: string
description: Identifies an interface produced by the VNF.
required: true
constraints:
- valid_values: [ vnf_indicator, vnf_configuration, vnf_lcm_coordination ]
details:
type: tosca.datatypes.nfv.InterfaceDetails
description: Provide additional data to access the interface endpoint
required: false
targets: [ tosca.nodes.nfv.VnfExtCp, tosca.nodes.nfv.VduCp ]
tosca.policies.nfv.SecurityGroupRule:
derived_from: tosca.policies.nfv.Abstract.SecurityGroupRule
description: The SecurityGroupRule type is a policy type specified the matching criteria for the ingress and/or egress traffic to/from visited connection points as defined in ETSI GS NFV-IFA 011 [1].
targets: [ tosca.nodes.nfv.VduCp, tosca.nodes.nfv.VnfExtCp, tosca.nodes.nfv.Vdu.OsContainerDeployableUnit ]
tosca.policies.nfv.VnfIndicator:
derived_from: tosca.policies.Root
description: The VnfIndicator policy type is a base policy type for defining VNF indicator specific policies that define the conditions to assess and the action to perform when a VNF indicator changes value as defined in ETSI GS NFV-IFA 011 [1].
properties:
source:
type: string
description: Describe the source of the indicator.
required: true
constraints:
- valid_values: [ vnf, em, both_vnf_and_em ]
targets: [ tosca.nodes.nfv.VNF ]
tosca.policies.nfv.VnfPackageChange:
derived_from: tosca.policies.Root
description: policy type specifying the processes and rules to be used for performing the resource related tasks, to change VNF instance to a different VNF Package (destination package)
properties:
selector:
type: list
entry_schema:
type: tosca.datatypes.nfv.VnfPackageChangeSelector
description: Information to identify the source and destination VNFD for the change, and the related deployment flavours.
required: true
modification_qualifier:
type: string
description: Specifies the type of modification resulting from transitioning from srcVnfdId to dstVnfdId. The possible values are UP indicating that the destination VNF version is newer than the source version, DOWN indicating that the destination VNF version is older than the source version.
constraints: [ valid_values: [ up, down ] ]
required: true
additional_modification_description:
type: string
description: Additional information to qualify further the change between the two versions.
required: false
component_mappings:
type: list
entry_schema:
type: tosca.datatypes.nfv.VnfPackageChangeComponentMapping
description: Mapping information related to identifiers of components in source VNFD and destination VNFD that concern to the change process.
required: false
destination_flavour_id:
type: string
description: Identifies the deployment flavour in the destination VNF package for which this change applies. The flavour ID is defined in the destination VNF package.
required: true
actions:
type: list
description: List of applicable supported LCM coordination action names (action_name) specified in this VNFD as a TOSCA policy of a type derived from tosca.policies.nfv.LcmCoordinationAction.
required: false
entry_schema:
type: string
referenced_coordination_actions:
type: list
description: List of names of coordination actions not specified within this VNFD as a TOSCA policy of a type derived from tosca.policies.nfv.LcmCoordinationAction.
required: false
entry_schema:
type: string
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tosca.policies.nfv.LcmCoordinationAction:
derived_from: tosca.policies.Root
description: The LcmCoordinationAction type is a policy type representing the LCM coordination actions supported by a VNF and/or expected to be supported by its EM for a particular VNF LCM operation. This policy concerns the whole VNF (deployment flavour) represented by the topology_template and thus has no explicit target list.
properties:
action_name:
type: string
description: Coordination action name.
required: true
# action: #represents a place holder for specifying actions of a VNF-specific type derived from tosca.datatypes.nfv.VnfLcmOpCoord
# type: tosca.datatypes.nfv.VnfLcmOpCoord
# description: Describes a set of information needed for coordination action in the VNF LCM operation.
# required: true
tosca.policies.nfv.LcmCoordinationsForLcmOperation:
derived_from: tosca.policies.Root
description: The LcmCoordinationsForLcmOperation type is a policy type representing supported LCM coordination actions associated to a VNF LCM operation. This policy concerns the whole VNF (deployment flavour) represented by the topology_template and thus has no explicit target list.
properties:
vnf_lcm_operation:
type: string
description: The VNF LCM operation the LCM coordination actions are associated with.
required: true
constraints:
- valid_values: [instantiate, scale, scale_to_level, change_flavour, terminate, heal, operate, change_ext_conn, modify_info, create_snapshot, revert_to_snapshot ]
actions:
type: list
description: List of applicable supported LCM coordination action names (action_name) specified in this VNFD as a TOSCA policy of a type derived from tosca.policies.nfv.LcmCoordinationAction.
required: false
entry_schema:
type: string
referenced_coordination_actions:
type: list
description: List of names of coordination actions not specified within this VNFD as a TOSCA policy of a type derived from tosca.policies.nfv.LcmCoordinationAction.
required: false
entry_schema:
type: string