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belongs-to etsi-nfv {
prefix nfv;
}
import ietf-inet-types {
prefix inet;
}
import ietf-yang-types {
prefix yang;
}
import etsi-nfv-common {
prefix common;
}
description
"Models for VNFD according to GS NFV-IFA 011.";
description
"Initial revision.
Common data structure to support VNFD according to:
VNFD according to ETSI GS NFV-IFA 011 Ed251v243";
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}
grouping virtual-network-interface-requirements {
list virtual-network-interface-requirement {
key "name";
description
"Specifies requirements on a virtual network interface
realising the CPs instantiated from this CPD.";
reference
"GS NFV-IFA011: Section 7.1.6.4, VduCpd information
element";
leaf name {
type string;
description
"Provides a human readable name for the requirement.";
reference
"GS NFV-IFA011: Section 7.1.6.6,
VirtualNetworkInterfaceRequirements information element";
}
leaf description {
type string;
description
"Provides a human readable description of the requirement.";
reference
"GS NFV-IFA011: Section 7.1.6.6,
VirtualNetworkInterfaceRequirements information element";
}
leaf support-mandatory {
mandatory true;
type boolean;
description
"Indicates whether fulfilling the constraint is
mandatory (true) for successful operation or desirable
(false).";
reference
"GS NFV-IFA011: Section 7.1.6.6,
VirtualNetworkInterfaceRequirements information element";
}
list network-interface-requirements {
key "key";
leaf key {
type string;
}
leaf value {
type string;
}
description
"The network interface requirements. An element from an
array of key-value pairs that articulate the network
interface deployment requirements.";
reference
"GS NFV-IFA011: Section 7.1.6.6,
VirtualNetworkInterfaceRequirements information element";
}
leaf niclo-requirements {
mandatory true;
type string; // remove once leafref is resolved.
//type leafref {
// add path statement here to logical-node-data.
//}
description
"This references (couples) the CPD 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 CPD.";
reference
"GS NFV-IFA011: Section 7.1.6.6,
VirtualNetworkInterfaceRequirements information element";
}
}
}
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// This grouping definition is for use within Vnfd as defined in
// IFA011. A similar definition of Cpd exists in IFA014, but
// that is for use with Sapd and Pnfd. Do not use this grouping
// for that.
grouping cpd {
description
"A Cpd information element describes network
connectivity to a compute resource or a VL.";
reference
"GS NFC IFA011: Section 7.1.6.3 Cpd Information
Element";
leaf id {
type string;
description
"Identifier of this Cpd information element.";
reference
"GS NFV IFA011: Section 7.1.6.3, Cpd information element.";
}
leaf layer-protocol {
mandatory true;
type identityref {
base common:layer-protocol;
}
description
"Identifies which protocol the CP uses for connectivity
purposes (Ethernet, MPLS, ODU2, IPV4, IPV6, Pseudo-Wire,
etc.).";
reference
"GS NFV IFA011: Section 7.1.6.3, Cpd information element.";
}
leaf role {
type identityref {
base common:cp-role;
}
description
"Identifies the role of the port in the context of the
traffic flow patterns in the VNF or parent NS. For example a
VNF with a tree flow pattern within the VNF will have legal
cpRoles of ROOT and LEAF.";
reference
"GS NFV IFA011: Section 7.1.6.3, Cpd information element.";
}
leaf description {
type string;
description
"Human readable description of the connection point";
reference
"GS NFV IFA011: Section 7.1.6.3, Cpd information element.";
}
container protocol {
description
"Identifies the protocol layering information the CP uses for
connectivity purposes and associated information. There shall
be one cpProtocol for each layer protocol as indicated by the
attribute layerProtocol.";
reference
"GS NFV IFA011: Section 7.1.6.3, Cpd information element.";
leaf associated-layer-protocol {
type identityref {
base common:layer-protocol;
}
description
"One of the values of the attribute layerProtocol of the Cpd
IE.";
reference
"GS NFV IFA011: Section 7.1.6.8, CpProtocolData information
element.";
}
list address-data {
key "address-type";
leaf address-type {
type identityref {
base common:address-type;
}
description
"Describes the type of the address to be assigned to the CP
instantiated from the parent CPD.
Value:
• MAC address.
• IP address.
• …
The content type shall be aligned with the address type
supported by the layerProtocol attribute of the parent CPD.";
reference
"GS NFV IFA011: Section 7.1.3.3, AddressData information
element.";
}
container l2-address-data {
when "../address-type='mac-address'";
}
container l3-address-data {
when "../address-type='ip-address'";
leaf ip-address-assignment {
type boolean;
description
"Specify 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. ";
reference
"GS NFV IFA011: Section 7.1.3.4, L3AddressData
information element.";
}
leaf floating-ip-activated {
type boolean;
description
"Specify if the floating IP scheme is activated on the CP
or not.";
reference
"GS NFV IFA011: Section 7.1.3.4, L3AddressData
information element.";
}
leaf ip-address-type {
type enumeration {
enum "ipv4";
enum "ipv6";
}
description
"Define address type. The address type should be aligned
with the address type supported by the layerProtocol
attribute of the parent VnfExtCpd.";
reference
"GS NFV IFA011: Section 7.1.3.4, L3AddressData
information element.";
}
leaf number-of-ip-addresses {
type uint32;
description
"Minimum number of IP addresses to be assigned based on
this L3AddressData information element.";
reference
"GS NFV IFA011: Section 7.1.3.4, L3AddressData
information element.";
}
}
description
"The AddressData information element supports providing
information about the addressing scheme and parameters
applicable to a CP.";
reference
"GS NFV IFA011: Section 7.1.3.3, AddressData information
element.";
}
}
leaf trunk-mode {
type boolean;
description
"Information about whether the CP instantiated from this CPD
is in Trunk mode (802.1Q or other).";
reference
"GS NFV IFA011: Section 7.1.6.3, Cpd information element.";
}
}
grouping vnfd {
list vnfd {
key "id";
description
"A VNF Descriptor (VNFD) is a deployment template which
describes a VNF in terms of deployment and operational
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behaviour requirements. It also contains connectivity,
interface and virtualised resource requirements";
reference
"GS NFV-IFA011: Section 7.1.2, VNFD information element";
leaf id {
type string;
description
"Identifier of this VNFD information element. This attribute
shall be globally unique. The format will be defined in the
data model specification phase.";
reference
"GS NFV-IFA011: Section 7.1.2, VNFD information element";
}
leaf provider {
type string;
mandatory true;
description
"Provider of the VNF and of the VNFD";
reference
"GS NFV-IFA011: Section 7.1.2, VNFD information element";
}
leaf product-name {
type string;
mandatory true;
description
"Name to identify the VNF Product. Invariant for the VNF
Product lifetime.";
reference
"GS NFV-IFA011: Section 7.1.2, VNFD information element";
}
leaf software-version {
type string;
mandatory true;
description
"Software version of the VNF. This is changed when there is
any change to the software that is included in the VNF
Package";
reference
"GS NFV-IFA011: Section 7.1.2, VNFD information element";
}
leaf version {
type string;
mandatory true;
description
"Identifies the version of the VNFD";
reference
"GS NFV-IFA011: Section 7.1.2, VNFD information element";
}
leaf product-info-name {
type string;
description
"Human readable name of the VNFD. Can change
during the VNF Product lifetime.";
reference
"GS NFV-IFA011: Section 7.1.2, VNFD information element";
}
leaf product-info-description {
type string;
description
"Human readable description of the VNFD. Can change during
the VNF Product lifetime.";
reference
"GS NFV-IFA011: Section 7.1.2, VNFD information element";
}
leaf-list vnfm-info {
type string;
min-elements 1;
description
"Identifies VNFM(s) compatible with the VNF described in
this version of the VNFD.";
reference
"GS NFV-IFA011: Section 7.1.2, VNFD information element";
}
leaf localization-language {
type string;
description
"Information about the language of the VNF.";
reference
"GS NFV-IFA011: Section 7.1.2, VNFD information element";
}
leaf default-localization-language {
when "../localization-language";
type string;
description
"Default localization language that is instantiated if no
information about selected localization language is
available. Shall be present if 'localization-language'
is present and shall be absent otherwise.";
reference
"GS NFV-IFA011: Section 7.1.2, VNFD information element";
}
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list vdu {
key "id";
min-elements 1;
description
"The Virtualisation Deployment Unit (VDU) is a construct supporting
the description of the deployment and operational behaviour of a
VNF component, or the entire VNF if it was not componentized in
components.";
reference
"GS NFV IFA011: Section 7.1.2, VNFD information element";
leaf id {
type string;
description
"Unique identifier of this VDU in VNFD.";
reference
"GS NFV IFA011: Section 7.1.6.2, Vdu information element";
}
leaf name {
type string;
mandatory true;
description
"Human readable name of the VDU.";
reference
"GS NFV IFA011: Section 7.1.6.2, Vdu information element";
}
leaf description {
type string;
description
"Human readable description of the VDU.";
reference
"GS NFV IFA011: Section 7.1.6.2, Vdu information element";
}
list int-cpd {
key "id";
min-elements 1;
description
"A internal-connection-point element is a type of
connection point and describes network connectivity
between a VDU instance and an internal Virtual Link or
an external connection point.";
reference
"GS NFV IFA011: Section 7.1.6.2, Vdu information element";
choice cp-connection {
mandatory true;
description
"A connection point must either connect to an internal
virtual link or to an external connection points.";
leaf int-virtual-link-desc {
type leafref {
path "../../../nfv:int-virtual-link-desc/nfv:id";
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}
description
"Reference of the internal VLD which this internal CPD
connects to.";
reference
"GS NFV IFA011: Section 7.1.6.4, VduCpd information
element";
}
leaf ext-cpd {
description
"Connect to an external connection point";
type leafref {
path "../../../nfv:ext-cpd/nfv:id";
}
}
}
leaf bitrate-requirement {
type uint64;
units "Mbps";
description
"Bitrate requirement on this CP.";
reference
"GS NFV IFA011: Section 7.1.6.4, VduCpd information
element.";
}
uses virtual-network-interface-requirements;
leaf-list order {
type uint32;
description
"The order of the NIC to be assigned on the compute
instance (e.g. 2 for eth2).
Note: when binding more than one port to a single
compute (aka multi vNICs) and ordering is desired, it
is mandatory that all ports will be set with an order
value. The order values shall represent a positive,
arithmetic progression that starts with 0 (i.e. 0, 1,
2,..., n).
If the property is not present, it shall be left to the
VIM to assign a value when creating the instance.";
reference
"GS NFV IFA011: Section 7.1.6.4, VduCpd information
element.";
}
}
leaf virtual-compute-desc {
type leafref {
path "../../nfv:virtual-compute-descriptor/" +
"nfv:id";
}
must "../../nfv:virtual-compute-descriptor[id=current()]/" +
"nfv:virtual-memory/size >=" +
"../../nfv:sw-image-desc[id=current()/" +
"../sw-image-desc]/min-ram" {
}
description
"Describes CPU, Memory and acceleration requirements of
the Virtualisation Container realizing this VDU.";
reference
"GS NFV IFA011: Section 7.1.6.2, VDU information
element, and Section 7.1.9.2.2, VirtualComputeDesc
information element.";
}
leaf-list virtual-storage-desc {
type leafref {
path "../../nfv:virtual-storage-descriptor/" +
"nfv:id";
}
description
"Describes storage requirements for a VirtualStorage
instance attached to the virtualisation container
created from virtualComputeDesc defined for this VDU.";
reference
"GS NFV IFA011: Section 7.1.6.2, VDU information
element, and Section 7.1.9.4, Information elements
related to Virtual Storage.";
}
list boot-order {
ordered-by user;
key "key";
leaf key {
type uint32;
}
leaf value {
type leafref {
path "../../nfv:virtual-storage-desc";
}
}
description
"The key indicates the boot index (lowest index defines
highest boot priority). The Value references a descriptor
from which a valid boot device is created e.g.
VirtualStorageDesc from which a VirtualStorage instance
is created.
Editor's note: The boot-order node requires further
study.";
reference
"GS NFV IFA011: Section 7.1.6.2, Vdu information
element.";
leaf sw-image-desc {
type leafref {
path "../../sw-image-desc/id";
}
description
"Describes the software image which is directly loaded on
the virtualisation container realising this Vdu.";
reference
"GS NFV IFA011: Section 7.1.6.2, Vdu information
element.";
}
leaf-list nfvi-constraint {
type string;
description
"Describes constraints on the NFVI for the VNFC
instance(s) created from this Vdu. For example, aspects
of a secure hosting environment for the VNFC instance
that involve additional entities or processes.";
reference
"GS NFV IFA011: Section 7.1.6.2, VDU Information
element.";
}
list monitoring-parameter {
key "id";
leaf id {
type string;
description
"Unique identifier of the monitoring parameter.";
reference
"GS NFV IFA011: Section 7.1.11.3, MonitoringParameter
information element.";
}
list configurable-properties {
key "key";
leaf key {
type string;
}
leaf value {
type string;
}
"It provides VNFC configurable properties that can be
modified using the ModifyVnfInfo operation.";
"GS NFV IFA011: Section 7.1.6.7,
VnfcConfigurableProperties Information element.";
}
list boot-data {
key "key";
leaf key {
type string;
description
"Contains a string or a URL to a file contained in the
VNF package used to customize a virtualised compute
resource at boot time. The bootData may contain variable
parts that are replaced by deployment specific values
before being sent to the VIM.";
reference
"GS NFV IFA011: Section 7.1.6.7,
VnfcConfigurableProperties Information element.";
list virtual-compute-descriptor {
key "id";
description
"Defines descriptors of virtual compute resources to be
used by the VNF.";
leaf id {
type string;
description
"Unique identifier of this VirtualComputeDesc in the
VNFD.";
reference
"GS NFV IFA011: Section 7.1.9.2, Information elements
related to Virtual CPU.";
}
list logical-node {
key "id";
leaf id {
description
"Identifies this set of logical node requirements.";
reference
"GS NFV IFA011: Section 7.1.9.6, LogicalNodeRequirements
Information elements.";
list requirement-detail {
key "key";
leaf key {
type string;
}
leaf value {
type string;
}
description
"The logical node-level compute, memory and I/O
requirements. An array of key-value pairs that
articulate the deployment requirements.
This could include the number of CPU cores on this
logical node, a memory configuration specific to a
logical node (e.g. such as available in the Linux
kernel via the libnuma library) or a requirement
related to the association of an I/O device with the
logical node.";
reference
"GS NFV IFA011: Section 7.1.9.6, LogicalNodeRequirements
information element.";
"The logical node requirements.";
"GS NFV IFA011: Section 7.1.9.2, VirtualComputeDesc
information element.";
}
list request-additional-capability {
key "name";
leaf name {
type string;
description
"Identifies a requested additional capability for the
VDU. ETSI GS NFV-IFA 002 [i.1] describes acceleration
capabilities.";
reference
"GS NFV IFA011: Section 7.1.9.5,
RequestedAdditionalCapabilityData Information
element.";
}
leaf support-mandatory {
type boolean;
description
"Indicates whether the requested additional capability
is mandatory for successful operation.";
reference
"GS NFV IFA011: Section 7.1.9.5,
RequestedAdditionalCapabilityData Information
element.";
}
leaf min-version {
type string;
description
"Identifies the minimum version of the requested
additional capability.";
reference
"GS NFV IFA011: Section 7.1.9.5,
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RequestedAdditionalCapabilityData Information
element.";
}
leaf preferred-version {
type string;
description
"Identifies the preferred version of the requested
additional capability.";
reference
"GS NFV IFA011: Section 7.1.9.5,
RequestedAdditionalCapabilityData Information
element.";
}
list target-performance-parameters {
key "key";
leaf key {
type string;
}
leaf value {
type string;
}
description
"Identifies specific attributes, dependent on the
requested additional capability type.";
reference
"GS NFV IFA011: Section 7.1.9.5,
RequestedAdditionalCapabilityData Information
element.";
}
}
leaf compute-requirements {
type string;
description
"Specifies compute requirements.";
reference
"GS NFV IFA011: Section 7.1.9.2.2, VirtualComputeDesc
Information element.";
}
container virtual-memory {
leaf size {
type decimal64 {
fraction-digits 1;
range "0..max";
}
mandatory true;
description
"Amount of virtual memory in MB.";
reference
"GS NFV IFA011: Section 7.1.9.3, Information elements
related to Virtual Memory.";
}
leaf over-subscription-policy {
type string;
description
"The memory core oversubscription policy in terms of
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virtual memory to physical memory on the platform.
The cardinality can be 0 during the allocation
request, if no particular value is requested.";
reference
"GS NFV IFA011: Section 7.1.9.3, Information elements
related to Virtual Memory.";
}
list vdu-mem-requirements {
key "key";
leaf key {
type string;
}
leaf value {
type string;
}
description
"Array of key-value pair requirements on the memory for
the VDU.";
reference
"GS NFV IFA011: Section 7.1.9.3.2, VirtualMemoryData
information element.";
}
leaf numa-enabled {
type boolean;
description
"It specifies the memory allocation to be cognisant of
the relevant process/core allocation. The cardinality
can be 0 during the allocation request, if no
particular value is requested.";
reference
"GS NFV IFA011: Section 7.1.9.3, Information elements
related to Virtual Memory.";
}
description
"The virtual memory of the virtualised compute.";
reference
"GS NFV IFA011: Section 7.1.9.2.2, VirtualComputeDesc
Information element.";
}
container virtual-cpu {
description
"The virtual CPU(s)of the virtualised compute.";
reference
"GS NFV IFA011: Section 7.1.9.2.2, VirtualComputeDesc
Information element.";
leaf cpu-architecture {
type string;
description
"CPU architecture type. Examples are x86, ARM. The
cardinality can be 0 during the allocation request,
if no particular CPU architecture type is requested.";
reference
"GS NFV IFA011: Section 7.1.9.2.3, VirtualCpuData
information elements.";
}
leaf num-virtual-cpu {
type uint16 {
range "1..max";
}
mandatory true;
description
"Number of virtual CPUs.";
reference
"GS NFV IFA011: Section 7.1.9.2.3, VirtualCpuData
information elements.";
}
leaf clock {
type uint32;
units "MHz";
description
"Minimum virtual CPU clock rate (e.g. in MHz). The
cardinality can be 0 during the allocation request,
if no particular value is requested.";
reference
"GS NFV IFA011: Section 7.1.9.2.3, VirtualCpuData
information elements.";
}
leaf oversubscription-policy {
type string;
description
"The CPU core oversubscription policy e.g. the relation
of virtual CPU cores to physical CPU cores/threads.
The cardinality can be 0 during the allocation request,
if no particular value is requested.";
reference
"GS NFV IFA011: Section 7.1.9.2.3, VirtualCpuData
information elements.";
}
list vdu-cpu-requirements {
key "key";
leaf key {
type string;
}
leaf value {
type string;
}
description
"Array of key-value pair requirements on the compute
(CPU) for the VDU.";
reference
"GS NFV IFA011: Section 7.1.9.3.2, VirtualCpuData
information element.";
}
container virtual-cpu-pinning {
presence "Set to specify CPU pinning.";
leaf cpu-pinning-policy {
mandatory true;
type enumeration {
enum "static";
enum "dynamic";
}
description
"Indicates the policy for CPU pinning. The policy can
take values of 'static' or 'dynamic'. The cardinality
can be 0 during the allocation request, if no
particular value is requested.";
}
container cpu-pinning-map {
when "../nfv:cpu-pinning-policy = 'static'";
}
description
"If cpuPinningPolicy is defined as 'static', the
cpuPinningMap provides the map of pinning virtual
CPU cores to physical CPU cores/threads. Cardinality
is 0 if cpuPinningPolicy has a different value than
'static'.";
}
}
}
list virtual-storage-descriptor {
key "id";
description
"Storage requirements for a Virtual Storage instance
attached to the VNFC created from this VDU";
leaf id {
type string;
description
"Unique identifier of this VirtualStorageDesc in the
VNFD.";
reference
"GS NFV IFA011: Section 7.1.9.4, Information elements
related to Virtual Storage.";
}
leaf type-of-storage {
// Needed to be able to onboard images
type enumeration {
enum "root";
enum "swap";
enum "ephemeral";
}
mandatory true;
description
"Type of virtualised storage resource (e.g. volume,
"GS NFV IFA011: Section 7.1.9.4, Information elements
related to Virtual Storage.";
}
leaf size-of-storage {
type uint64;
mandatory true;
description
"Size of virtualised storage resource (e.g. size of
"GS NFV IFA011: Section 7.1.9.4, Information elements
related to Virtual Storage.";
}
list vdu-storage-requirements {
key "key";
leaf key {
type string;
}
leaf value {
type string;
}
description
"Array of key-value pairs that articulate the storage
deployment requirements.";
reference
"GS NFV IFA011: Section 7.1.9.4.2, VirtualStorageDesc
information element.";
}
leaf rdma-enabled {
type boolean;
description
"Indicate if the storage support RDMA.";
reference
"GS NFV IFA011: Section 7.1.9.4, Information elements
related to Virtual Storage.";
}
leaf sw-image-desc {
type leafref {
must "../nfv:size-of-storage >=" +
"../../nfv:sw-image-desc[id=current()]/min-disk" {
}
description
"Software image to be loaded on the VirtualStorage
resource created based on this VirtualStorageDesc.";
reference
"GS NFV IFA011: Section 7.1.9.4, Information elements
related to Virtual Storage.";
}
}
list sw-image-desc {
key "id";
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
description
"Defines descriptors of software images to be used by the
VNF.";
reference
"GS NFV IFA011: Section 7.1.2, VNFD Information element.";
leaf id {
type string;
description
"The identifier of this software image.";
reference
"GS NFV IFA011: Section 7.1.6.5, SwImageDesc
information element";
}
leaf name {
type string;
description
"The name of this software image.";
reference
"GS NFV IFA011: Section 7.1.6.5 SwImageDesc
information element.";
}
leaf version {
type string;
description
"The version of this software image.";
reference
"GS NFV IFA011: Section 7.1.6.5 SwImageDesc
information element.";
}
leaf checksum {
type string;
description
"The checksum of the software image file.";
reference
"GS NFV IFA011: Section 7.1.6.5 SwImageDesc
information element.";
}
leaf container-format {
mandatory true;
type enumeration {
enum "aki" {
description
"An Amazon kernel image.";
}
enum "ami" {
description
"An Amazon machine image.";
}
enum "ari" {
description
"An Amazon ramdisk image.";
}
enum "bare" {
description
"The image does not have a container or metadata
envelope.";
}