CN106685679A - Network service deployment method and device - Google Patents
Network service deployment method and device Download PDFInfo
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- CN106685679A CN106685679A CN201510755278.4A CN201510755278A CN106685679A CN 106685679 A CN106685679 A CN 106685679A CN 201510755278 A CN201510755278 A CN 201510755278A CN 106685679 A CN106685679 A CN 106685679A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/50—Network service management, e.g. ensuring proper service fulfilment according to agreements
- H04L41/5041—Network service management, e.g. ensuring proper service fulfilment according to agreements characterised by the time relationship between creation and deployment of a service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/50—Network service management, e.g. ensuring proper service fulfilment according to agreements
- H04L41/5041—Network service management, e.g. ensuring proper service fulfilment according to agreements characterised by the time relationship between creation and deployment of a service
- H04L41/5045—Making service definitions prior to deployment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/50—Network service management, e.g. ensuring proper service fulfilment according to agreements
- H04L41/5041—Network service management, e.g. ensuring proper service fulfilment according to agreements characterised by the time relationship between creation and deployment of a service
- H04L41/5048—Automatic or semi-automatic definitions, e.g. definition templates
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Abstract
The invention provides a network service deployment method and device, and relates to the technical field of network function virtualization. The method comprises the steps that an instanced network service NS request message is received, wherein the instanced network service NS request message includes an NS descriptor NSD identifier and an NS deployment specification identifier information; a virtual network function VNF instance formed by NS deployment specifications is instanced and a virtual network VL instance formed by the NS deployment specifications is instanced according to the instanced NS request message; and a connecting point is created according to the NS deployment specifications and the formed VNF instance is connected to the corresponding VL instance so as to realize network service instancing according to the selected service deployment specifications and the included formed VNF.
Description
Technical field
The present invention relates to network function technical field of virtualization, and in particular to a kind of Web Service Deployment method
And device.
Background technology
With the development of telecommunications network function and business, the network element type and quantity disposed in network are also increasingly
It is many.The increase of network element type and quantity consequently also brings many problems, and such as hardware platform type is numerous
It is many, safeguard complicated；Hardware cannot be shared, the wasting of resources；New business needs new hardware platform to support, increases
Business Time To Market (TTM, Time To Market) etc. is added.
Cloud computing technology development in recent years is swift and violent, and cloud computing supports heterogeneous resource and dynamic expansion, emphasizes money
Source is shared and distributes according to need, and by cloud computing technology construction and O＆M cost can be effectively reduced.Cloud meter
Hardware platform is calculated typically using server that is general or customizing, hardware differences are little, and resource is fully common
Enjoy, reduce equipment purchase cost (CAPEX, CAPital Expenditure)；Hardware device centralization
Build, dispose and safeguard, reduce operation management cost (OPEX, OPerating Expense)；It is empty
Planization technology realizes the decoupling of software and hardware, and resource is distributed according to need, lifting resource utilization, and according to
Traffic load dynamic adjustresources, meet the traffic handing capacity of network function.Meanwhile, using virtualization
Technology, can realize flexible allocation, the automatic distributing of mirror image of resource, lift service deployment efficiency etc..
Network function virtualizes the final mesh of (NFV, Network Function Virtualization) technology
Mark is by the friendship based on the server of high power capacity of professional standard, the storage of high power capacity and with high power capacity
Network function is provided on exchange device, the special hardware for replacing conventional telecommunications equipment manufacturers to be provided.
Some advantages that arise therefrom is, on the one hand measured IT (Internet Technology, Internet technology)
Equipment cost is cheap, can be that operator saves huge cost of investment；On the other hand opening is provided
API (Application Programming Interface, application programming interface), also can help transport
Battalion business opens more telecommunications infrastructure network capabilities, improves rate of return on investment (RIO, return on
investment)；Resource United Dispatching, flexible allocation resource and on-premise network, it is ensured that service quality, carry
Rise the level of resources utilization；Network design realizes quick, flexible adjustment, meets system dynamic, expands in real time
Hold and capacity reducing demand.
Telecom operators are realizing that network function is virtualized same using IT technologies such as virtualization and cloud computings
When, it is also desirable to quick way can be provided, accelerate the deployment time of business, such as be retouched using network service
State the composition that symbol (NSD, Network Service Descriptor) describes network service, the void for such as including
Intend network function (VNF, Virtual Network Feature), the dependence between network topology, VNF
Link requirement, automatic telescopic strategy, monitoring parameter and Web Service Deployment rule between relation, VNF
The information such as lattice.The specific deployments demand of Web Service Deployment specification representation network service, such as supports that user exists
The different requirements of the aspect of performance such as volume of business and disposal ability, different Web Service Deployment specifications are in net
Network topology, the NE No. of instantiation, the QoS (Quality of Service, service quality) of virtual link
The aspects such as requirement are all different.
Fig. 1 example NFV architecture framework figures.The illustraton of model includes operation/business management system 101
(OSS/BSS, Operation support system/Business support system), is operator
The management function of offer business is supported, including network service (NS, Network service) and virtual net
The registration of network function (VNF), the life management of NS and VNF, the process of performance and mistake, plan
Slightly management etc.；Element management system 102 (EMS, Element Management System), is responsible for
Operate in the FCAPS using related mistake, configuration, charging, performance and secure context on VNF
(Fault Configuration Accounting Performance and Security) management etc.；Virtual network
Function 103 (VNF), the virtual computing provided using infrastructure layer, virtual memory and virtual network
The network function of resource deployment；Network function virtualized infrastructure layer 104 (NFVI, NFV
Infrastructure), the deployment for being responsible for NS examples and VNF examples provides virtual computing, virtually deposits
The infrastructure resources such as storage and virtual network；Network function virtualizes composer (NFVO, Network
Functions Virtualisation Orchestration) 105, be responsible for NS and VNF registration, service and
The layout of resource, life management of NS and VNF examples etc.；Virtual network function manager 106
(VNFM, Network Functions Virtualisation Management), is responsible for the reality of VNF
The life management of exampleization and correlation, and with using unrelated configuration, i.e., virtual resource is matched somebody with somebody
Put；Virtual base infrastructure manager 107 (VIM, Virtualised Infrastructure Manager),
It is responsible for virtual computing, the control of virtual memory and Internet resources and the pipe in the infrastructure domain to operator
Reason, and VNF bags registration when image file storage and management.Network service, VNF and basis set
Description 108 is applied, the description information record being responsible for during network service registration, description letter when VNF bags are registered
The information record of breath record, network service and VNF instantiations, and NFVI resource capacities information note
Record.
Fig. 2 example network service descriptors (NSD, Network Service Descriptor) structure chart.
NSD 201 is the configuration template for describing network configuration and operation behavior, for the note of network service
Life management of volume, instantiation and network service instance etc..In the structure chart, NSD includes
The attribute informations related to NSD such as the mark of NSD, equipment vendor and version 2 02；Virtual network function
Descriptor 203 (VNFD, VNF Descriptor), for describing the virtual net that network service is included
Network function；Virtual network function forwarding figure 204 (VNFFGD, VNF Forwarding Graph of description
Descriptor), for describing the network topology structure that network service is included, forwarding figure is also further wrapped
The information such as the VNF, virtual link and the forwarded path that constitute containing it；Virtual linkage describes 205
(VLD, Visual LeakDetector), constitutes a part for network service, between VNF
Network connection；Dependence 206 between VNF, describes interdependent between VNF, for controlling network
Instantiation sequencing during service instantiation between VNF examples；Service deployment specification 207, for retouching
Requirement to VNF when stating the network service of the deployment performance requirement such as designated capabilities and disposal ability, business
Deployment specification includes the VNF220 for constituting, and the VNF that each is constituted further advise by the deployment comprising VNF
The information such as lattice 230, redundant mode 231, compatibility 232 and VNF instance numbers 233；Tie point 208
For describing the external interface information of network service.
Fig. 3 example virtual network function descriptor (VNFD) structure charts.VNFD 301 is that description is virtual
Network function (VNF) configures the template with operation behavior, for the registration of VNF, instantiation and VNF
Life management of example etc..In the structure chart, the mark of VNFD including VNFD, equipment vendor and
The grade of version 3 02 attribute information related to VNFD；Virtual data unit (VDU) 303, for retouching
State the resource allocation information description template of the composition that VNF is included, i.e. virtual machine；Virtual linkage is described
(VLD) 304, a part of VNF is constituted, for describing the connection of the virtual network in VNF；VDU
Between dependence 305, describe VDU between dependence, for control VNF instantiate when
Instantiation sequencing between VDU；VNF disposes specification 306, for description deployment designated capabilities
With the requirement of the aspect of performance such as disposal ability, VNF deployment specifications comprising the VDU information 320 for constituting,
The VDU of composition is further comprising such as specific connection point information VNFC of VM instance numbers 321, VM
232 etc.；Tie point (Connection Point, CP) 307, it is exposed externally for describing VNF institutes
Interface, for connecting the virtual network of outside.
Fig. 4 examples press NSD and its deployment specification instantiates the network of NS.NSD 401 describes certain
The configuration of network service and the Template Information of operation behavior.In this NSD message structures, NSD bags
Include 3 different VNFD information 402, i.e. VNFD4201, VNFD4202 and VNFD4203；
The service arrangement specification that NSD is included further includes 4 different deployment specifications, i.e. service arrangement specification
01 (411), service arrangement specification 02 (412), service arrangement specification 03 (413)；Each service
Deployment specification includes the VNF information for constituting, if service arrangement specification 01 (411) is comprising composition
The instance number of VNF4111, VNF4112 and VNF4113 is all 1, and service arrangement specification 02 is included
The instance number of VNF4121, VNF4122 and VNF4123 is all 2, and service arrangement specification 03 is included
The instance number of VNF4131, VNF4132 and VNF4133 is all 3.421～423 respectively press NSD
The network topological diagram of the NS after corresponding 3 service arrangement specifications instantiation, can from network topological diagram
To find out, because service arrangement specification does not specify the information of VNF network facets, therefore all VNF
Example all will be connected on same network plane.
Under network function virtualized environment, the deployment specification of network service be the various designated capabilities of description and
The aspects such as resource, network topology and link required for the network service instance of the performance requirements such as disposal ability
Configuration requirement；The network service of difference deployment specification may require that example in deployment to identical VNFD
Change multiple VNF examples；These VNF examples according to network service internal network bandwidth, the network planning and
The requirement of service application, requires connect to different network planes.And retouch in VNF deployment specification at present
In stating, lacking each VNF example after the multiple VNF examples of instantiation can connect different network planes
Description.
The content of the invention
The present invention is in order to realize during Web Service Deployment VNF connection Multi net voting planes, there is provided a kind of network clothes
Business dispositions method and device.
In order to realize foregoing invention purpose, the technical scheme that the present invention takes is as follows：
A kind of Web Service Deployment method, including：
Instantiation network service NS request messages are received, the instantiation NS request messages include NS
Descriptor NSD is identified and NS disposes specification identification information；
The virtual network that the NS deployment specification is constituted is instantiated according to the instantiation NS request messages
The virtual network VL example that function VNF example and the instantiation NS deployment specification are constituted；
Specification is disposed according to the NS to create tie point and the VNF examples of the composition are connected into correspondence
VL examples on.
Preferably, NS deployment specifications corresponding to the NS deployment specification identification information is comprising the VNF for constituting
Description information and the virtual network VL description information for constituting.
Preferably, instantiate what the NS deployment specification was constituted according to the instantiation NS request messages
The virtual network VL example that virtual network function VNF example and the instantiation NS deployment specification are constituted
Including：
Constituted according to the VNF description informations of described composition and the VL description informations request instantiation of composition
VNF examples and constitute VL examples.
Preferably, the VNF description informations of the composition include the access-in point information for constituting.
Preferably, dispose specification according to the NS to create tie point and connect the VNF examples of the composition
Being connected on corresponding VL examples includes：
Tie point is created and by the VNF examples of the composition to right according to the access-in point information of the composition
On the VL examples answered.
Preferably, the VNF description informations of the composition include following one or more：VNF is retouched
State symbol VNFD mark, VNF deployment specification mark, constitute VNF instance numbers and for constitute
The access-in point information of VNF examples association.
Preferably, the VNFD describes one or more VNF deployment specification and associates the VNF portions
The configuration description information of administration's specification, the VNF deployment specification includes one or more disposing matching somebody with somebody for specification
Description information is put, described access point information describes the VNF examples of the composition and is connected to the one of outside VL
Group connection point information.
To solve above-mentioned technical problem, the embodiment of the present invention also provides a kind of Web Service Deployment device, wraps
Include：
Receiver module, for receiving instantiation network service NS request messages, the instantiation NS please
Message is asked to include that NS descriptors NSD marks and NS dispose specification identification information；
Request module, for instantiating the NS according to the instantiation NS request messages specification is disposed
The virtual network that the virtual network function VNF example of composition and the instantiation NS deployment specification are constituted
VL examples；
Link block, tie point is created and by the VNF of the composition for disposing specification according to the NS
Example is connected on corresponding VL examples.
Preferably, the request module instantiates the NS portions according to the instantiation NS request messages
It is virtual that the virtual network function VNF example and instantiation NS deployment specification that administration's specification is constituted is constituted
Network VL examples include：
The VNF of the composition that NS deployment specification corresponding to specification identification information is included is disposed according to the NS
VNF examples and example that description information and the virtual network VL description information request instantiation for constituting are constituted
Change the VL examples for constituting.
Preferably, the link block is disposed specification and creates tie point and by the composition according to the NS
VNF examples be connected on corresponding VL examples and include：
The access-in point information establishment tie point of the composition in the VNF description informations of the composition simultaneously will
The VNF examples of the composition are connected on corresponding VL examples.
Compared to the prior art the present invention, has the advantages that：
The present invention provide scheme when on-premise network service, realize according to select service arrangement specification with
Comprising composition VNF carry out the instantiation of network service, for the VNF examples that each of which is constituted, carry
For the option and installment function of Multi net voting plane.
Description of the drawings
Fig. 1 is correlation technique network function virtualization block schematic illustration；
Fig. 2 is correlation technique network service descriptor (NSD) structural representation；
Fig. 3 is correlation technique virtual network function descriptor (VNFD) structural representation；
Fig. 4 is the network that correlation technique is instantiated NS by NSD and its deployment specification；
Fig. 5 is a kind of flow chart of Web Service Deployment method of the embodiment of the present invention；
Fig. 6 is a kind of structural representation of Web Service Deployment device of the embodiment of the present invention；
Fig. 7 is the implementing procedure figure that the Web Service Deployment of the embodiment of the present invention connects Multi net voting plane；
Fig. 8 is that the embodiment of the present invention extends NSD to support that VNF is connected to multiple virtual network planes
Figure；
Fig. 9 is that the embodiment of the present invention extends VNFD to support that VNF is connected to multiple virtual network planes
Figure；
Figure 10 is that the VNF of embodiment of the present invention network design specification representation is connected to many virtual network planes
Figure；
Figure 11 is that the VNF of embodiment of the present invention network design specification representation is connected to many virtual network planes
Network topology VNFD extension information description figure；
Figure 12 is that the VNF of embodiment of the present invention network design specification representation is connected to many virtual network planes
Network topology NSD extension information description figure.
Specific embodiment
To make goal of the invention, technical scheme and the beneficial effect of the present invention of greater clarity, with reference to
Accompanying drawing is illustrated to embodiments of the invention, it should be noted that in the case where not conflicting, this Shen
Please in embodiment and embodiment in feature can mutually be combined.
As shown in figure 5, the embodiment of the present invention provides a kind of Web Service Deployment method, including：
Instantiation network service NS request messages are received, the instantiation NS request messages include NS
Descriptor NSD is identified and NS disposes specification identification information；
The virtual network that the NS deployment specification is constituted is instantiated according to the instantiation NS request messages
The virtual network VL example that function VNF example and the instantiation NS deployment specification are constituted；
Specification is disposed according to the NS to create tie point and the VNF examples of the composition are connected into correspondence
VL examples on.
Wherein, NS deployment specifications corresponding to the NS deployment specification identification information is comprising the VNF for constituting
Description information and the virtual network VL description information for constituting.
The virtual network that the NS deployment specification is constituted is instantiated according to the instantiation NS request messages
The virtual network VL example that function VNF example and the instantiation NS deployment specification are constituted includes：
Constituted according to the VNF description informations of described composition and the VL description informations request instantiation of composition
VNF examples and constitute VL examples.
Wherein, the VNF description informations of the composition include the access-in point information for constituting.
Specification is disposed according to the NS to create tie point and the VNF examples of the composition are connected into correspondence
VL examples on include：
Tie point is created and by the VNF examples of the composition to right according to the access-in point information of the composition
On the VL examples answered.
The VNF description informations of the composition include following one or more：VNF descriptor VNFD
Mark, VNF deployment specification marks, the VNF instance numbers for constituting are associated with the VNF examples for constituting
Access-in point information.
The VNFD describes one or more VNF deployment specification and associates the VNF deployment specification
Configuration description information, the VNF deployment specification includes the configuration description letter of one or more deployment specification
Breath, described access point information describes one group of tie point that the VNF examples of the composition are connected to outside VL
Information.
As shown in fig. 6, the embodiment of the present invention provides a kind of Web Service Deployment device, including：
Receiver module, for receiving instantiation network service NS request messages, the instantiation NS please
Message is asked to include that NS descriptors NSD marks and NS dispose specification identification information；
Request module, for instantiating the NS according to the instantiation NS request messages specification is disposed
The virtual network that the virtual network function VNF example of composition and the instantiation NS deployment specification are constituted
VL examples；
Link block, tie point is created and by the VNF of the composition for disposing specification according to the NS
Example is connected on corresponding VL examples.
The request module specifically for：
The VNF of the composition that NS deployment specification corresponding to specification identification information is included is disposed according to the NS
VNF examples and example that description information and the virtual network VL description information request instantiation for constituting are constituted
Change the VL examples for constituting.
The link block specifically for：
The access-in point information establishment tie point of the composition in the VNF description informations of the composition simultaneously will
The VNF examples of the composition are connected on corresponding VL examples.
Embodiment 1
The implementation steps of Fig. 7 example network service arrangement specifications.The implementation steps include：
501, the tie point group of description network plane is increased in virtual network function descriptor (VNFD)
(Connection Point Group, CPG) information, each CPG can be used for one correspondence VNF of description
Example is connected to the network interface information of external network plane.
502, in composition VNF that Web Service Deployment specification is included, respectively each VNF example sets
Put corresponding CPG.
503, when network service instance and elastic telescopic, network function virtualization composer (NFVO)
According to the corresponding CPG information of composition VNF examples in deployment specification, it is determined whether increase network plane simultaneously
Corresponding VNF is connected on the network plane for newly increasing.
Embodiment 2
Fig. 8 examples extend NSD to support that VNF is connected to multiple virtual network planes.Network service is retouched
State 201 network service descriptor NSDs of the symbol (NSD) 601 with specific reference to Fig. 2；NSD includes NSD
Mark, equipment vendor and version 602, VNF descriptors (VNFD) 603, virtual network function forwardings
Dependence of figure description (VNFFGD) 604, virtual linkage descriptions (VLD) between 605, VNF
606, refer to the 202～206 of Fig. 2 description；Service deployment specification 607, refers to for describing deployment
The requirement during network service of the performance requirement such as constant volume and disposal ability to VNF, service deployment specification
Comprising the VNF620 for constituting and the virtual link VL621 of composition, the VNF620 that each is constituted is further
Each reality of deployment specification 630 comprising VNF, the instance number 631 for constituting VNF and composition VNF
The information such as CPG632 of the corresponding composition of example difference；Tie point 608 is used to describe the external of network service
Interface message.
Embodiment 3
Fig. 9 examples extend VNFD to support that VNF is connected to multiple virtual network planes.VNFD701
With specific reference to the 301 virtual network function descriptor VNFD of Fig. 3.In the structure chart, VNFD bags
Include mark, equipment vendor and version 702, the virtual data unit (VDU) 703, virtual chain of VNFD
Dependence 705, VNF deployment specification 706 of the description (VLD) between 304, VDU is connect, can be joined
Examine the 302～306 of Fig. 3 description；Tie point group CPG information 708 is used to describe possible certain NS
The CPG information for being connected to outside VL that the VNF examples of the composition included in deployment specification are selected.
Embodiment 4
The VNF of Figure 10 example networks deployment specification representation is connected to many virtual network planes.
VNFD lists and the virtual network description of correlation that network service descriptor (NSD) 801 is included
Information, such as dispose specification etc.；
NS deployment specification 1 (811) describes the specification information of correspondence NS：Using VNFD01,
VNFD02 and VNFD03 instantiation VNF examples be respectively 1, i.e. VNF1-1, VNF2-1,
VNF3-1, and respectively same virtual network VL01 is connected to by CP11, CP12 and CP13
On；
NS deployment specification 2 (821) describes the specification information of correspondence NS：Using VNFD01,
VNFD02 and VNFD03 instantiation VNF examples be respectively 2, i.e. VNF1-1, VNF1-2,
VNF2-1, VNF2-2, VNF3-1, VNF3-2, and respectively by CP11, CP12, CP13,
CP14, CP15 and CP16 are connected in same virtual network VL01；
NS deployment specification 3 (822) describes the specification information of correspondence NS：Using VNFD01,
VNFD02 and VNFD03 instantiation VNF examples be respectively 2, i.e. VNF1-1, VNF1-2,
VNF2-1, VNF2-2, VNF3-1, VNF3-2, wherein VNF1-1, VNF2-1, VNF3-1 point
Virtual network VL01 is not connected to by CP11, CP12, CP13, VNF1-2, VNF2-2,
VNF3-2 is connected in virtual network VL02 respectively by CP21, CP22, CP23；
NS deployment specification 4 (823) describes the specification information of correspondence NS：Using VNFD01,
VNFD02 and VNFD03 instantiation VNF examples be respectively 2, i.e. VNF1-1, VNF1-2,
VNF2-1, VNF2-2, VNF3-1, VNF3-2, wherein, VNF1-1, VNF2-1, VNF3-1
Respectively virtual network VL01 is connected to by CP11, CP12, CP13, VNF1-2, VNF2-2 divide
It is not connected in virtual network VL02 by CP21, CP22, VNF3-2 is configured with 2 tie points,
Virtual network VL01 is connected to by CP14, virtual network VL02 is connected to by CP23；
NS deployment specification 5 (831) describes the specification information of correspondence NS：Using VNFD01,
VNFD02 and VNFD03 instantiation VNF examples be respectively 3, i.e. VNF1-1, VNF1-2,
VNF1-3, VNF2-1, VNF2-2, VNF2-3, VNF3-1, VNF3-2, VNF3-3, its
In, VNF1-1, VNF1-2, VNF2-1, VNF2-2 respectively by CP11, CP16, CP12 and
CP17 is connected to virtual network VL01, and VNF1-3, VNF2-3 are connected respectively by CP21, CP23
To in virtual network VL02, VNF3-2, VNF3-3 are connected to virtually respectively by CP32, CP33
On network VL03, VNF3-1 is configured with 3 tie points, and by CP18 virtual network is connected to
VL01, by CP24 virtual network VL02 is connected to, and by CP31 virtual network is connected to
VL03；
Embodiment 5
The network topology of Figure 11 example implementations Figure 10, VNFD extension information descriptions.
Extension VNFD01 (901) increases tie point group CPG information.According to the embodiment of Figure 10,
The CPG information of VNFD01 needs to increase：
CPG11(CP11->VL01) // description tie point CP11 is connected in virtual network VL01；
CPG12(CP14->VL01) // description tie point CP14 is connected in virtual network VL01；
CPG13(CP16->VL01) // description tie point CP16 is connected in virtual network VL01；
CPG14(CP21->VL02) // description tie point CP21 is connected in virtual network VL02；
Extension VNFD02 (902) increases CPG information.According to the embodiment of Figure 10, VNFD02
CPG information need increase：
CPG21(CP12->VL01) // description tie point CP12 is connected in virtual network VL01；
CPG22(CP15->VL01) // description tie point CP15 is connected in virtual network VL01；
CPG23(CP17->VL01) // description tie point CP17 is connected in virtual network VL01；
CPG24(CP22->VL02) // description tie point CP22 is connected in virtual network VL02；
CPG25(CP23->VL02) // description tie point CP23 is connected in virtual network VL02；
Extension VNFD03 (903) increases CPG information.According to the embodiment of Fig. 8, VNFD03's
CPG information needs to increase：
CPG31(CP13->VL01) // description tie point CP13 is connected in virtual network VL01；
CPG32(CP16->VL01) // description tie point CP13 is connected in virtual network VL01；
CPG33(CP23->VL02) // description tie point CP23 is connected in virtual network VL02；
CPG34(CP31->VL03) // description tie point CP31 is connected in virtual network VL03；
CPG35(CP32->VL03) // description tie point CP32 is connected in virtual network VL03；
CPG36(CP33->VL03) // description tie point CP33 is connected in virtual network VL03；
CPG37(CP14->VL01,CP23->VL02) // description tie point CP14 is connected to virtual network
On VL01, tie point CP23 is connected in virtual network VL02；
CPG38(CP18->VL01,CP24->VL02, CP31-VL03) // description tie point CP18 connections
To in virtual network VL01, tie point CP24 is connected in virtual network VL02, tie point CP31
It is connected in virtual network VL03.
Embodiment 6
The network topology of Figure 12 example implementations Figure 10, NSD extension information descriptions.
Extended network service descriptor (NSD) includes virtual link VL (1001) description information：
VL01(CP11,CP12,CP13,CP14,CP15,CP16,CP17,CP18)
VL02(CP21,CP22,CP23)
VL03(CP31,CP32,CP33,CP34,CP35,CP36)
The deployment specification of extended network service descriptor (NSD) includes the virtual link VL and structure for constituting
Into the description information of VNF：
Service arrangement specification 1：
The VNF of composition：
(VNFD01,1,CPG11)；// 1 VNF example is instantiated according to VNF01, outer network is connected
Connect and adopt CPG11；
(VNFD02,1,CPG21)；
(VNFD03,1,CPG31)
The VL of composition：The network service of // this specification include 1 virtual network VL01
VL01
Service arrangement specification 2：
The VNF of composition：
(VNFD01,2,CPG11,CPG12)；// 2 VNF examples are instantiated according to VNF01, this 2
The external network connection of individual VNF examples is respectively adopted CPG11 and CPG12；
(VNFD02,2,CPG21,CPG22)；
(VNFD03,2,CPG31,CPG32)
The VL of composition：The network service of // this specification comprising 2 virtual networks VL01 and VL02
VL01,VL02
Service arrangement specification 3：
The VNF of composition：
(VNFD01,2,CPG11,CPG14)；// 2 VNF examples are instantiated according to VNF01, this 2
The external network connection of individual VNF examples is respectively adopted CPG11 and CPG14；
(VNFD02,2,CPG21,CPG24)；
(VNFD03,2,CPG31,CPG33)
The VL of composition：The network service of // this specification comprising 2 virtual networks VL01 and VL02
VL01,VL02
Service arrangement specification 4：
The VNF of composition：
(VNFD01,2,CPG11,CPG14)；// 2 VNF examples are instantiated according to VNF01, this 2
The external network connection of individual VNF examples is respectively adopted CPG11 and CPG14；
(VNFD02,2,CPG21,CPG24)；
(VNFD03,2, CPG31, CPG37) //CPG37 includes CP14 and CP23, represents corresponding
VNF examples may be coupled in virtual network VL01 and VL02；
The VL of composition：The network service of // this specification comprising 2 virtual networks VL01 and VL02
VL01,VL02
Service arrangement specification 5：
The VNF of composition：
(VNFD01,3,CPG11,CPG13,CPG14)；// instantiate 3 VNF realities according to VNF01
Example, this external network connection of 3 VNF examples is respectively adopted CPG11, CPG13 and CPG14；
(VNFD02,3,CPG21,CPG23,CPG25)；
(VNFD03,3, CPG31, CPG32, CPG38) //CPG38 comprising CP18, CP24 and
CP31, represents that corresponding VNF examples may be coupled in virtual network VL01, VL02 and VL03；
The VL of composition：The network service of // this specification comprising 3 virtual networks VL01, VL02 and
VL03
VL01,VL02,VL03。
Although disclosed embodiment is as above, its content is only to facilitate understand the present invention
Technical scheme and the embodiment that adopts, be not intended to limit the present invention.Technology belonging to any present invention
Technical staff in field, on the premise of without departing from disclosed core technology scheme, can be with
Any modification and change, but the protection domain that the present invention is limited are made in the form and details implemented, still
The scope that must be limited by appending claims is defined.
Claims (10)
1. a kind of Web Service Deployment method, it is characterised in that include：
Instantiation network service NS request messages are received, the instantiation NS request messages include NS
Descriptor NSD is identified and NS disposes specification identification information；
The virtual network that the NS deployment specification is constituted is instantiated according to the instantiation NS request messages
The virtual network VL example that function VNF example and the instantiation NS deployment specification are constituted；
Specification is disposed according to the NS to create tie point and the VNF examples of the composition are connected into correspondence
VL examples on.
2. the method for claim 1, it is characterised in that：The NS disposes specification identification information
Corresponding NS deployment specifications include the VNF description informations for constituting and virtual network VL of composition description letter
Breath.
3. method as claimed in claim 2, it is characterised in that：Disappeared according to instantiation NS requests
Virtual network function VNF example and the instantiation NS that the breath instantiation NS deployment specification is constituted
The virtual network VL example that deployment specification is constituted includes：
Constituted according to the VNF description informations of described composition and the VL description informations request instantiation of composition
VNF examples and constitute VL examples.
4. method as claimed in claim 2 or claim 3, it is characterised in that the VNF descriptions of the composition
Information includes the access-in point information for constituting.
5. method as claimed in claim 4, it is characterised in that specification is disposed according to the NS and is created
The tie point and VNF examples of the composition are connected on corresponding VL examples includes：
Tie point is created and by the VNF examples of the composition to right according to the access-in point information of the composition
On the VL examples answered.
6. method as claimed in claim 2 or claim 3, it is characterised in that：
The VNF description informations of the composition include following one or more：VNF descriptor VNFD
Mark, VNF deployment specification marks, the VNF instance numbers for constituting are associated with the VNF examples for constituting
Access-in point information.
7. method as claimed in claim 6, it is characterised in that
The VNFD describes one or more VNF deployment specification and associates the VNF deployment specification
Configuration description information, the VNF deployment specification includes the configuration description letter of one or more deployment specification
Breath, described access point information describes one group of tie point that the VNF examples of the composition are connected to outside VL
Information.
8. a kind of Web Service Deployment device, it is characterised in that include：
Receiver module, for receiving instantiation network service NS request messages, the instantiation NS please
Message is asked to include that NS descriptors NSD marks and NS dispose specification identification information；
Request module, for instantiating the NS according to the instantiation NS request messages specification is disposed
The virtual network that the virtual network function VNF example of composition and the instantiation NS deployment specification are constituted
VL examples；
Link block, tie point is created and by the VNF of the composition for disposing specification according to the NS
Example is connected on corresponding VL examples.
9. device as claimed in claim 8, it is characterised in that：The request module is according to the reality
Exampleization NS request messages instantiate the virtual network function VNF example that NS deployment specification constitutes and
Instantiating the virtual network VL example of the NS deployment specification composition includes：
The VNF of the composition that NS deployment specification corresponding to specification identification information is included is disposed according to the NS
VNF examples and example that description information and the virtual network VL description information request instantiation for constituting are constituted
Change the VL examples for constituting.
10. device as claimed in claim 9, it is characterised in that the link block is according to described
NS deployment specifications create tie point and the VNF examples of the composition are connected on corresponding VL examples
Including：
The access-in point information establishment tie point of the composition in the VNF description informations of the composition simultaneously will
The VNF examples of the composition are connected on corresponding VL examples.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510755278.4A CN106685679A (en) | 2015-11-09 | 2015-11-09 | Network service deployment method and device |
| PCT/CN2016/104300 WO2017080391A1 (en) | 2015-11-09 | 2016-11-02 | Network service deployment method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510755278.4A CN106685679A (en) | 2015-11-09 | 2015-11-09 | Network service deployment method and device |
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| WO (1) | WO2017080391A1 (en) |
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