CN107005429B

CN107005429B - The method and VNFM, VIM, NFVO of resource reservation

Info

Publication number: CN107005429B
Application number: CN201580053313.6A
Authority: CN
Inventors: 夏海涛
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2015-10-30
Filing date: 2015-10-30
Publication date: 2019-11-15
Anticipated expiration: 2035-10-30
Also published as: WO2017070954A1; CN107005429A

Abstract

The present embodiments relate to the method for resource reservation and VNFM, VIM, NFVO.The described method includes: VNFM sends request message to NFVO first, wherein, request message carries the capability flags information whether instruction VNFM supports resource reservation, request message requests the process of Authorization execution resource reservation for VNFM to NFVO, then the response message that the NFVO is returned is received, wherein, the instruction information of resource reservation is carried in response message, the instruction information of resource reservation is used to indicate the process whether NFVO authorizes VNFM to execute resource reservation, if last NFVO authorization VNFM executes the process of resource reservation, then VNFM sends resource reservation request message to VIM, wherein, resource reservation request message reserves resource for VNFM request VIM for it.

Description

The method and VNFM, VIM, NFVO of resource reservation

Technical field

The present invention relates to information technology field, in particular to the method and VNFM, VIM, NFVO of a kind of resource reservation.

Background technique

Network function virtualization (full name in English: Network Functions Virtualisation, english abbreviation: NFV it) is introduced in management and layout (full name in English: Management and Orchestration, english abbreviation: MANO) framework The reserved function of virtual resource, the reserved function of virtual resource are the network service (full name in English: Network of carrier class Service, english abbreviation: NS) life cycle management (full name in English: LifeCycle Management, english abbreviation: LCM) Provide safeguard and to guarantee in the environment of multi-tenant resource contention, form NS each virtual network function (full name in English: Virtualised Network Function, english abbreviation: VNF) needed for virtual resource availability.

Currently, a kind of method of resource reservation, first virtual network function manager (full name in English: Virtualised Network Function Manager, english abbreviation: VNFM) to network function virtualization composer (full name in English: Network Functions Virtualisation Orchestrator, english abbreviation: NFVO) request message is sent, to ask NFVO license (Grant) VNFM is asked to execute VNF LCM operation.Then NFVO to virtualized infrastructure manager (full name in English: Virtualised Infrastructure Manager, english abbreviation: VIM) request message is sent, it is somebody's turn to do so that VIM is directed to Virtualization resource needed for VNF LCM operation (calculating, storage and network) carries out resource reservation.If after resource reservation success, The license confirmation message for carrying resource reservation identifier is sent to above-mentioned VNFM by NFVO, and last VNFM is according to the resource reservation Identifier and VIM are interacted, and execute actual resource allocation process.

It has been found that the resource reservation and distribution method Signalling exchange of the prior art are complicated, resource reservation executes effect Rate is low.

Summary of the invention

The present invention provides a kind of method and device of resource reservation, and the execution efficiency of resource reservation can be improved.

The technical solution adopted by the present invention are as follows:

In a first aspect, the present invention provides a kind of method of resource reservation, which comprises

Virtual network function manager VNFM sends request message, the request to network function virtualization composer NFVO Message carries the capability flags information for indicating whether the VNFM supports resource reservation, and the request message is used for the VNFM To the process of NFVO request Authorization execution resource reservation；

The VNFM receives the response message that the NFVO is returned, and the finger of resource reservation is carried in the response message Show information, the instruction information of the resource reservation are used to indicate the mistake whether NFVO authorizes the VNFM to execute resource reservation Journey；

If the NFVO authorizes the VNFM to execute the process of resource reservation, the VNFM is to virtualized infrastructure pipe It manages device VIM and sends resource reservation request message, it is that its is pre- that the resource reservation request message, which requests the VIM for the VNFM, Stay resource.

With reference to first aspect, in the first possible implementation of the first aspect, the VNFM is basic to virtualization Infrastructure manager VIM was sent before the step of resource reservation request message, further includes:

The VNFM receives the first configuration strategy information that the NFVO is sent, and the first configuration strategy information carries The corresponding compatibility rule of one or more VNF, wherein the compatibility rule include: each VNF example mark with Corresponding relationship between the mark of the compatibility group of each VNF example ownership.

The possible implementation of with reference to first aspect the first, in second of possible implementation of first aspect In, the method also includes:

The first configuration strategy message is sent to NE Explorer EM by the VNFM.

The possible implementation of second with reference to first aspect, in first aspect in the third possible implementation, The method also includes:

After the EM creates new VNF example, the VNFM receives the second configuration strategy information that the EM is sent, institute State the compatibility rule that updated VNF is carried in the second configuration strategy information, wherein the updated VNF's is affine Property rule include: the new VNF example for replacing original VNF example mark and original VNF example ownership compatibility Corresponding relationship between the mark of group, original VNF example are described first with the VNF example in value policy message.

Second aspect, the present invention provides the methods of another resource reservation, which comprises

Virtualized infrastructure manager VIM receives the resource reservation request that virtual network function manager VNFM is sent and disappears Breath, the resource reservation request message carry reserved resource and carry out the compatibility that the VNF of life cycle management operation is belonged to The mark of group；

The VIM is according to the available situation of the virtual resource of the corresponding resource location of the compatibility group, it is determined whether rings The resource reservation request message for answering the VNFM to send；

If the VIM responds the resource reservation request message that the VNFM is sent, the VIM is sent out to the VNFM Resource reservation response message is sent, it is the mark that the VNFM reserves resource that the VIM is carried in the resource reservation response message Know information.

In conjunction with second aspect, in the first possible implementation of the second aspect, the virtualized infrastructure pipe Before the step of managing the resource reservation request message that device VIM reception virtual network function manager VNFM is sent, further includes:

The VIM receives the resource reservation configuration strategy that the NFVO is sent, and includes in the resource reservation configuration strategy Carry out the mark of the compatibility group of the VNF example ownership of resource reservation；

The VIM determines the compatibility for carrying out the VNF example ownership of resource reservation according to the resource reservation configuration strategy Corresponding relationship between the mark of group and the resource location.

In conjunction with the first possible implementation of second aspect, in second of possible implementation of second aspect In, the resource reservation configuration strategy further include: the weight information of preferential answering resource reservation request message, the preferential answering The weight information of resource reservation request message is preferential in the compatibility group that its VNF example managed is belonged to by the VNFM By the weight information of resource response reservation request；The method also includes:

It receives VNFM belonging to the different VNF examples in the same compatibility group simultaneously as the VIM and sends the money When the reservation requests of source, VIM is determined according to the weight information of the preferential answering resource reservation request message and is needed preferential ring The VNFM of resource reservation request message is answered, and sends resource reservation response message to VNFM.

The third aspect, the present invention provides the methods of another resource reservation, which comprises

Network function virtualizes composer NFVO and receives the request message that virtual network function manager VNFM is sent, described The capability flags information for indicating whether the VNFM supports resource reservation is carried in request message, the request message is used for institute State process of the VNFM to NFVO request Authorization execution resource reservation；

Whether the NFVO supports the capability flags of resource reservation to believe according to preset strategy and the instruction VNFM Breath, it is determined whether the VNFM is authorized to execute the process of resource reservation；

The NFVO sends response message to the VNFM, and the instruction letter of resource reservation is carried in the response message Breath, the instruction information of the resource reservation are used to indicate the process whether NFVO authorizes the VNFM to execute resource reservation.

In conjunction with the third aspect, in the first possible implementation of the third aspect, the NFVO is sent out to the VNFM After the step of sending response message, further includes:

The NFVO sends resource reservation configuration strategy to the VIM, and the resource reservation configuration strategy is used for when same When multiple VNFM belonging to VNF send the resource reservation request message to the VIM simultaneously in a compatibility group, the VIM Determine that the VNFM for needing resource response reservation requests, the resource reservation match according to the resource reservation configuration strategy information Set the weight information that strategy includes VNFM mark and preferential answering resource reservation request message, wherein the preferential answering money The weight information of source reservation requests is preferentially responded in the compatibility group that its VNF example managed is belonged to by VNFM The weight information of resource reservation request.

Fourth aspect, the present invention provide a kind of device of resource reservation, which comprises

Transmission unit is located in virtual network function manager VNFM, for virtualizing composer NFVO to network function Request message is sent, the request message carries the capability flags information for indicating whether the VNFM supports resource reservation, institute State process of the request message for the VNFM to NFVO request Authorization execution resource reservation；

Receiving unit is located in the VNFM, the response message returned for receiving the NFVO, the response message In carry the instruction information of resource reservation, the instruction information of the resource reservation be used to indicate the NFVO whether authorize it is described The process of VNFM execution resource reservation；

The transmission unit is located in the VNFM, is also used to authorize the VNFM independently to execute resource as the NFVO When reserved process, resource reservation request message is sent to virtualized infrastructure manager VIM, the resource reservation request disappears Breath knows the VIM for its reserved resource for the VNFM.

In conjunction with fourth aspect, in the first possible implementation of the fourth aspect,

The receiving unit is located in the VNFM, is also used to receive the first configuration strategy information that the NFVO is sent, The first configuration strategy information carries the corresponding compatibility rule of one or more VNF, wherein the compatibility rule It then include: the corresponding relationship of each VNF example identified between the mark of the compatibility group of each VNF example ownership.

In conjunction with the first possible implementation of fourth aspect, in second of possible implementation of fourth aspect In, the transmission unit is located in the VNFM, is also used to the first configuration strategy message being sent to NE Explorer EM。

In conjunction with second of possible implementation of fourth aspect, in fourth aspect in the third possible implementation,

The receiving unit is located in the VNFM, is also used to after the EM creates new VNF example, described in reception The second configuration strategy information that EM is sent carries the compatibility rule of updated VNF in the second configuration strategy information, Wherein, the compatibility rule of the updated VNF include: the new VNF example for replacing original VNF example mark and Corresponding relationship between the mark of the compatibility group of original VNF example ownership, original VNF example are matched for described first The VNF example being worth in policy message.

5th aspect, the present invention provides the device of another resource reservation, described device includes:

Receiving unit is located in virtualized infrastructure manager VIM, for receiving virtual network function manager VNFM The resource reservation request message of transmission, the resource reservation request message carry reserved resource and carry out life cycle management operation The mark of compatibility group that is belonged to of VNF；

Determination unit is located in the VIM, for according to the virtual resource of the corresponding resource location of the compatibility group Situation can be used, it is determined whether respond the resource reservation request message that the VNFM is sent；

Transmission unit is located in the VIM, for asking when the VIM responds the resource reservation that the VNFM is sent When seeking message, Xiang Suoshu VNFM sends resource reservation response message, carries the VIM in the resource reservation response message and is The VNFM reserves the identification information of resource.

In conjunction with the 5th aspect, in the first possible implementation of the 5th aspect,

The receiving unit is located in the VIM, is also used to receive the resource reservation configuration strategy that the NFVO is sent, It include the mark for carrying out the compatibility group of VNF example ownership of resource reservation in the resource reservation configuration strategy；

The determination unit is located in the VIM, is also used to according to the resource reservation configuration strategy, determination is provided Corresponding relationship between the mark and the resource location of the compatibility group of the reserved VNF example ownership in source.

In conjunction with the first possible implementation of the 5th aspect, in second of possible implementation of the 5th aspect In, the resource reservation configuration strategy further include: the weight information of preferential answering resource reservation request message, the preferential answering The weight information of resource reservation request message is preferential in the compatibility group that its VNF example managed is belonged to by the VNFM By the weight information of resource response reservation request；

The determination unit is located in the VIM, is also used to as the VIM while receiving in the same compatibility group Different VNF examples belonging to VNFM send the resource reservation request message when, asked according to the preferential answering resource reservation The weight information of message is sought, determines the VNFM for needing preferential answering resource reservation request message, and send resource reservation to VNFM Response message.

6th aspect, the present invention provides the device of another resource reservation, described device includes:

Receiving unit is located in network function virtualization composer NFVO, for receiving virtual network function manager The request message that VNFM is sent carries the capability flags for indicating whether the VNFM supports resource reservation in the request message Information, the request message request the process of Authorization execution resource reservation for the VNFM to the NFVO；

Whether determination unit is located in the NFVO, for being supported according to preset strategy and the instruction VNFM The capability flags information of resource reservation, it is determined whether the VNFM is authorized to execute the process of resource reservation；

Transmission unit is located in the NFVO, for sending response message to the VNFM, carries in the response message There is the instruction information of resource reservation, the instruction information of the resource reservation is used to indicate whether the NFVO authorizes the VNFM to hold The process of row resource reservation.

In conjunction with the 6th aspect, in the first possible implementation of the 6th aspect,

The transmission unit is located in the NFVO, is also used to send resource reservation configuration strategy to the VIM, described Resource reservation configuration strategy is used in the same compatibility group described in multiple VNFM belonging to VNF send to the VIM simultaneously When resource reservation request message, the VIM is determined according to the resource reservation configuration strategy information needs resource response is reserved to ask The VNFM of message is sought, the resource reservation configuration strategy includes the power of VNFM mark and preferential answering resource reservation request message Weight information, wherein the VNF example institute that the weight information of the preferential answering resource reservation request message is managed by VNFM at it Preferentially by the weight information of resource response reservation request in the compatibility group of ownership.

7th aspect, the present invention provide a kind of VNFM, comprising:

First network interface, the second network interface and processor, the processor by the first network for being connect Mouth sends request message to network function virtualization composer NFVO, and the request message carries whether the instruction VNFM props up The capability flags information of resource reservation is held, the request message is pre- to NFVO request Authorization execution resource for the VNFM The process stayed；

The processor is also used to the response message returned by NFVO described in the first network interface, the sound The instruction information that resource reservation is carried in message is answered, the instruction information of the resource reservation is used to indicate whether the NFVO awards Weigh the process that the VNFM executes resource reservation；

The processor is also used to when the NFVO authorizes the VNFM to execute the process of resource reservation, passes through described the Two network interfaces send resource reservation request message, the resource reservation request message to virtualized infrastructure manager VIM The VIM is requested to reserve resource for it for the VNFM.

In conjunction with the 7th aspect, in the first possible implementation of the 7th aspect,

The first configuration strategy letter that the processor is also used to send by NFVO described in the first network interface Breath, the first configuration strategy information carry the corresponding compatibility rule of one or more VNF, wherein described affine Property rule include: that corresponding between the mark of each VNF example and the mark of the compatibility group of each VNF example ownership is closed System.

In conjunction with the first possible implementation of the 7th aspect, in second of possible implementation of the 7th aspect In, it further include third network interface,

The processor is also used to that the first configuration strategy message is sent to NE management by the third interface Device EM.

In conjunction with the 7th aspect second of possible implementation, the 7th aspect the third possible implementation in,

The processor is also used to after the EM creates new VNF example, receives institute by the third network interface The second configuration strategy information of EM transmission is stated, the compatibility rule of updated VNF are carried in the second configuration strategy information Then, wherein the compatibility rule of the updated VNF includes: to replace the mark of the new VNF example of original VNF example And the corresponding relationship between the mark of the compatibility group of original VNF example ownership, original VNF example are described the One with the VNF example in value policy message.

Eighth aspect, the present invention provides a kind of VIM, described device includes:

First network interface & processor；The processor is used to pass through first network interface virtual network function pipe The resource reservation request message that device VNFM is sent is managed, the resource reservation request message carries reserved resource and carries out life cycle The mark for the compatibility group that the VNF of management operation is belonged to；

The processor is also used to the available situation of the virtual resource according to the corresponding resource location of the compatibility group, really The fixed resource reservation request message for whether responding the VNFM and sending；

The processor is also used to lead to when the VIM responds the resource reservation request message that the VNFM is sent It crosses the first network interface and sends resource reservation response message to the VNFM, carried in the resource reservation response message The VIM is the identification information that the VNFM reserves resource.

It further include the second network interface in the first possible implementation of eighth aspect in conjunction with eighth aspect,

The processor is also used to receive the resource reservation configuration plan that the NFVO is sent by second network interface It slightly, include the mark for carrying out the compatibility group of VNF example ownership of resource reservation in the resource reservation configuration strategy；

The processor is also used to determine that the VNF example for carrying out resource reservation is returned according to the resource reservation configuration strategy Corresponding relationship between the mark of the compatibility group of category and the resource location.

In conjunction with the first possible implementation of eighth aspect, in second of possible implementation of eighth aspect In, the resource reservation configuration strategy further include: the weight information of preferential answering resource reservation request message, the preferential answering The weight information of resource reservation request message is preferential in the compatibility group that its VNF example managed is belonged to by the VNFM By the weight information of resource response reservation request；

When different VNF example institutes of the processor by the first network interface into the same compatibility group When the VNFM of category sends the resource reservation request message, the processor is also used to be asked according to the preferential answering resource reservation The weight information of message is sought, determines the VNFM for needing preferential answering resource reservation request message, and connect by the first network Mouth sends resource reservation response message to VNFM.

9th aspect, the present invention provides a kind of NFVO, comprising:

First network interface & processor；The processor is for passing through the first network interface virtual network function Can the request message that sends of manager VNFM, carry whether the instruction VNFM supports resource reservation in the request message Capability flags information, the request message request the process of Authorization execution resource reservation for the VNFM to the NFVO；

The processor is also used to whether support the energy of resource reservation according to preset strategy and the instruction VNFM Power flag information, it is determined whether the VNFM is authorized to execute the process of resource reservation；

The processor is used to send response message, the response message to the VNFM by the first network interface In carry the instruction information of resource reservation, the instruction information of the resource reservation be used to indicate the NFVO whether authorize it is described The process of VNFM execution resource reservation.

It further include the second network interface in the first possible implementation of the 9th aspect in conjunction with the 9th aspect,

The processor is also used to send resource reservation configuration strategy, institute to the VIM by second network interface State resource reservation configuration strategy in the same compatibility group multiple VNFM belonging to VNF simultaneously to VIM transmission institute When stating resource reservation request message, the VIM is determined according to the resource reservation configuration strategy information needs resource response reserved The VNFM of request message, the resource reservation configuration strategy include VNFM mark and preferential answering resource reservation request message Weight information, wherein the VNF example that the weight information of the preferential answering resource reservation request message is managed by VNFM at it Preferentially by the weight information of resource response reservation request in the compatibility group belonged to.

The method and device of VNFM and resource reservation provided by the invention, VNFM send request message, request to NFVO Message carries the capability flags information whether instruction VNFM supports resource reservation, and request message is awarded for VNFM to NFVO request Power executes the process of resource reservation, so that obtaining resource reservation license.It is interacted by directly with VIM pre- to execute resource The process stayed when without carrying out resource reservation every time, being required to initiate license request to NFVO, reducing additional information Interactive process, so as to improve the execution efficiency of resource reservation.

The present invention provides the method and device of a kind of VIM and resource reservation, it is pre- that VIM reception VNFM independently sends resource Request message is stayed, is able to respond the resource reservation request message that the VNFM is independently sent, and reserve resource for the VNFM, without It wants VNFM to carry out resource reservation by NFVO after sending VNF LCM operation license request to NFVO every time for it, reduces additional The process of information exchange.So as to improve the execution efficiency of resource reservation.

The present invention provides the method and device of a kind of NFVO and resource reservation, NFVO receives the request of VNFM transmission Message can authorize VNFM to execute the process of resource reservation, when resource reservation without carrying out VNF LCM operation every time, It is required to send license confirmation message to VNFM, to allow VNFM and VIM to execute the process of resource allocation, to reduce NFVO The process of information exchange is carried out, with VNFM so as to improve the execution efficiency of resource reservation.

Detailed description of the invention

It, below will be to the present invention or the prior art in order to illustrate more clearly of the present invention or technical solution in the prior art Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other attached drawings.

Fig. 1 is the system construction drawing of resource reservation；

Fig. 2 is the method flow diagram of resource reservation in the embodiment of the present invention；

Fig. 3 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 4 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 5 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 6 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 7 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 8 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 9 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Figure 10 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Figure 11 is a kind of apparatus structure schematic diagram of resource reservation in the embodiment of the present invention；

Figure 12 is the apparatus structure schematic diagram of another resource reservation in the embodiment of the present invention；

Figure 13 is the apparatus structure schematic diagram of another resource reservation in the embodiment of the present invention；

Figure 14 is the structural schematic diagram of VNFM in the embodiment of the present invention；

Figure 15 is the structural schematic diagram of VIM in the embodiment of the present invention；

Figure 16 is the structural schematic diagram of NFVO in the embodiment of the present invention.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other Embodiment shall fall within the protection scope of the present invention.

The embodiment of the invention provides a kind of methods of resource reservation, are applied to NFV MANO system, as shown in Figure 1, should The system of resource reservation includes: NFVO, VNFM, VIM, Operation Support System (full name in English: Operation support System, english abbreviation: OSS)/business support system (full name in English: Business support system, english abbreviation: BSS), EMS, VNF and virtualization infrastructure (full name in English: Network Functions Virtualisation Infrastructure, english abbreviation: NFVI), wherein NFVO and VNFM carries out information exchange, and VNFM and VIM pass through Vi- Vnfm interface carries out information exchange, OSS/BSS and NFVO and carries out information exchange by Os-Nfvo interface, and NFVO passes through with VNFM Nfvo-Vnfm interface carries out information exchange, NFVO and VIM and carries out information exchange by Nfvo-Vi interface；EMS passes through with VNFM VeEn-Vnfm interface carries out information exchange, VNF and VNFM and carries out information exchange by VeNf-Vnfm interface, wherein each structure Function it is as follows:

NFVO for realizing network service lifecycle management, and VNFM cooperation realize VNF life cycle management and The global view function of resource；

VNFM is for realizing the life cycle management for virtualizing network element VNF；

VIM is reported for being mainly responsible for infrastructure layer hardware resource, the management of virtualization resource, monitoring and failure, face Virtualization resource pond is provided to upper layer application；

EMS be used for for VNF execute traditional mistake, configure, account, performance and safety (full name in English: Fault Configuration Accounting Performance and Security, english abbreviation: FCAPS) function；

VNF can be made of the other component of multiple even lower levels, wherein a VNF can be deployed in multiple virtual machine (English Literary full name: Virtualized Machine, english abbreviation: VM) on, mono- VNF component of each VM host, VNF can also portion Administration is on a VM；

Virtualization (full name in English: Network Functions Virtualisation, english abbreviation: NFV) is real Example (full name in English: Instances): the status information of the examples such as all NS, VNF being currently running of storage, such as network of distribution Address, operation note etc..Wherein, VNFR records the file of VNF operation information, and NFVI resource (full name in English: Resources) is deposited The state for storing up all NFVI resources, including it is available/reserved/allocated NFVI resource；

Network service (full name in English: Network service, english abbreviation: NS) catalogue (full name in English: Catalog), (English is complete for virtual network function (full name in English: Virtualised Network Function, english abbreviation: VNF) catalogue Claim: Catalog), NFV Instances, NFVI resource (full name in English: Resources), they be in MANO storage NS, VNF The functional module of information, software package and operating status, wherein NS Catalog stores all network service describings loaded (full name in English: Network Service Descriptor, english abbreviation: NSD) information is accorded with, VNF Catalog storage is all The VNF software package loaded, wherein virtualization network function descriptor (full name in English Virtualised Infrastructure Manager, english abbreviation: VNFD) it is similar to NSD, the composition, monitoring parameter, portion of VNF are described Affix one's name to the information such as specification.

The embodiment of the present invention provides a kind of method of resource reservation, can be improved the execution efficiency of resource reservation, such as Fig. 2 institute Show, which comprises

201, virtual network function manager VNFM sends request message to network function virtualization composer NFVO.

Wherein, request message carries the capability flags information whether instruction VNFM supports resource reservation, and request message is used The process of Authorization execution resource reservation is requested to NFVO in VNFM.

For the embodiment of the present invention, when VNFM receives the VNF LCM operation requests of NFVO transmission or VNFM is received To EM send VNF LCM operation requests when, VNFM to NFVO send request message.

For the embodiment of the present invention, aforementioned capabilities flag information whether there is for characterizing the VNFM in Vi-Vnfm interface Execute the ability of resource-reservation operations.

202, VNFM receives the response message of NFVO return.

Wherein, the instruction information of resource reservation is carried in response message, the instruction information of resource reservation is used to indicate Whether NFVO authorizes the process of VNFM execution resource reservation.

For the embodiment of the present invention, when NFVO determines the process for authorizing the VNFM to execute resource reservation, VNFM will be received The response message for carrying resource reservation authorization instruction information sent to NFVO, to know whether NFVO authorizes it to be provided The reserved process in source.

For the embodiment of the present invention, if the instruction message characterization NFVO authorization VNFM execution resource carried in response message is pre- The process stayed then also carries the upper-limit information of resource reservation in above-mentioned response message, the upper-limit information is for limiting the VNFM Carry out the upper limit of the accumulative resource of resource reservation.

If 203, NFVO authorizes VNFM to execute the process of resource reservation, VNFM is to virtualized infrastructure manager VIM Send resource reservation request message.

Wherein, resource reservation request message reserves resource for VNFM request VIM for it.

For the embodiment of the present invention, resource is executed when carrying authorization VNFM in the response message that VNFM receives NFVO transmission The instruction message of reservation procedure, then VNFM sends resource reservation request message to VIM, so that VNFM knows that VIM is reserved for it Resource.

In the method for resource reservation provided in an embodiment of the present invention, VNFM sends request message to NFVO, and request message is taken The capability flags information of resource reservation whether is supported with instruction VNFM, request message requests Authorization execution to NFVO for VNFM The process of resource reservation, so that obtaining resource reservation license.By directly being interacted with VIM to execute the mistake of resource reservation Journey when without carrying out resource reservation every time, being required to initiate license request to NFVO, reducing additional information exchange Process, so as to improve the execution efficiency of resource reservation.

In the alternatively possible mode of the embodiment of the present invention, on the basis of shown in Fig. 2, if step 203, NFVO are authorized VNFM executes the process of resource reservation, then VNFM sends resource reservation request message to virtualized infrastructure manager VIM, it Before include the steps that as shown in Figure 3 301.

301, VNFM receives the first configuration strategy information that NFVO is sent.

Wherein, the first configuration strategy information carries the corresponding compatibility rule of one or more VNF, wherein parent And property rule includes: the mark pass corresponding between the mark for the compatibility group that each VNF example belongs to of each VNF example System.

For the embodiment of the present invention, the first configuration strategy information is to ensure that VNFM initiates the required operator of resource reservation Policy information.In embodiments of the present invention, the first configuration strategy information can pass through specific configuration order on Or-Vnfm interface It realizes, or the first policy information is encapsulated to VNF and is described in file, and the VNF is described into file and is issued to VNFM.In this hair In bright embodiment, the first configuration strategy information is mainly used for the compatibility rule between the VNF example for managing different VNFM Or the policy information of anti-compatibility rule is handed down to different VNFM.It is affine between the VNF example of different VNFM management Property rule or anti-compatibility rule it can be appreciated that compatibility rule that the different VNF across VNFM management domain forms or instead Compatibility rule.

For the embodiment of the present invention, VNFM receives the first configuration strategy message of NFVO transmission, so that VNFM knows it The mark of compatibility group corresponding to the VNF example of management and/or anti-compatibility group mark.In embodiments of the present invention, each VNFM manages one or more VNF example, and each VNF example belongs to one or more compatibility group and/or anti-affine Property group.

For the embodiment of the present invention, the first configuration strategy information is one or more VNF example point of VNFM management Not corresponding compatibility rule and/or anti-compatibility rule.In embodiments of the present invention, which contains VNF reality Corresponding relationship between the compatibility group mark of mark and VNF the example ownership of example, anti-compatibility rule contain VNF example Corresponding relationship between mark and anti-compatibility group mark.

For example, VNFM1 manages following VNF example: VNF1 and VNF2, VNFM2 management in a compatibility rule Following VNF example: VNF3, VNF4 and VNF5, then the compatibility rule can be expressed as { VNF1, Affinity Group 1 }, { VNF2, Affinity Group 1 }, { VNF3, Affinity Group 1 }, { VNF4, Affinity Group 1 } with And { VNF5, Affinity Group 1 }.Wherein, Affinity Group 1 is used to identify the member for forming the compatibility group The set of VNF is issued to not by the compatibility rule that member's VNF example can be belonged to different VNFM by this representation Same VNFM.The representation of anti-compatibility rule and the representation and configuration flow phase of configuration flow and compatibility rule Seemingly, details are not described herein.

The alternatively possible implementation of the embodiment of the present invention, on the basis of as shown in Figure 3, the method also includes Step 401 as shown in Figure 4.

401, the first configuration strategy message is sent to NE Explorer EM by VNFM.

For the embodiment of the present invention, after VNFM receives the first configuration strategy information that NFVO is sent, can by this first Configuration strategy information is sent to NE Explorer (full name in English: Element Manager, english abbreviation: EM), and EM will be saved often Corresponding relationship between a VNF example and compatibility group mark and/or anti-compatibility group mark, thus when EM is due to operating, tieing up The need of shield and management (full name in English: Operations Administration and Maintenance, english abbreviation: OAM) When wanting and initiating new VNF instance creation process, EM will replace old VNF example according to newly created VNF example and rebuild Compatibility rule and/or anti-compatibility rule, it may be assumed that for VNF example in compatibility rule and/or anti-compatibility rule before Corresponding relationship between mark and compatibility group mark and/or anti-compatibility group mark, is replaced old with newly created VNF example VNF example obtains the corresponding relationship between newly created VNF instance identification and compatibility group mark and/or anti-compatibility group.

For the embodiment of the present invention, in conclusion VNFM is by being sent to EM for the first configuration strategy information, so that EM The corresponding relationship between each VNF instance identification and compatibility group mark and/or anti-compatibility group mark can be saved, termination is worked as When one new VNF example of one out-of-date VNF example and creation, it can determine that the newly created VNF example is corresponding affine Property group mark and/or anti-compatibility group identify and pass to VNFM, so as to so that VNFM obtains the parent of newly created VNF example With property rule and/or anti-compatibility rule.

The alternatively possible implementation of the embodiment of the present invention, on the basis of as shown in Figure 4, the method also includes Step 501 as shown in Figure 5.

501, after EM creates new VNF example, VNFM receives the second configuration strategy information that EM is sent.

Wherein, the compatibility rule of updated VNF is carried in the second configuration strategy information, wherein updated VNF Compatibility rule include: that the mark for the new VNF example for replacing original VNF example and original VNF example belong to Corresponding relationship between the mark of compatibility group, wherein original VNF example is first with the VNF example in value policy message.

For the embodiment of the present invention, after EM creates new VNF example, newly created VNF instance identification is substituted old VNF instance identification obtains the compatibility group mark for the new VNF mark and original VNF example ownership for substituting old VNF example Corresponding relationship between knowledge and/or anti-compatibility group mark.

Further, the embodiment of the invention provides the methods of another resource reservation, and VNFM is by configuring plan for first Slightly information is sent to EM, so that EM can save each VNF instance identification and compatibility group mark and/or anti-compatibility group mark Corresponding relationship between knowledge can determine that this is new when EM terminates one new VNF example of VNF example and creation in a Geju City The mark of the mark for the compatibility group that the VNF example of creation is belonged to and/or anti-compatibility group, so as to so that VNFM is obtained newly The compatibility rule and/or anti-compatibility rule of the VNF example of creation.

The embodiment of the invention provides the methods of another resource reservation, as shown in Figure 6, which comprises

601, the resource reservation that virtualized infrastructure manager VIM receives that virtual network function manager VNFM is sent is asked Seek message.

Wherein, what the VNF that resource reservation request message carries reserved resource progress life cycle management operation was belonged to The mark of compatibility group.

For the embodiment of the present invention, the type, quantity, reality of reserved resource are also carried in above-mentioned resource reservation request message Apply time and end time.

For the embodiment of the present invention, when VNFM is by the process of NFVO Authorization execution resource reservation, VIM receives what VNFM was sent Resource reservation request message, and according to the resource reservation request message, it is determined whether respond the resource reservation request message.

For the embodiment of the present invention, the type for reserving resource includes calculating, storage and Cyber Virtual Experiment.

602, VIM is according to the available situation of the virtual resource of the corresponding resource location of compatibility group, it is determined whether response The resource reservation request message that VNFM is sent.

For the embodiment of the present invention, each compatibility group has corresponding fixed resource position, and VIM is only The resource in the fixed resource position is reserved or distributed to member's VNF example of the compatibility group.In embodiments of the present invention, above-mentioned Fixed resource position may include: by several virtual robot arms at resource pool or same host in a block address space Deng.In embodiments of the present invention without limitation.

For the embodiment of the present invention, reserved resource is carried in resource reservation request message and carries out life cycle management operation The mark of compatibility group that is belonged to of VNF example, then VIM determines that this is affine according to the mark of the VNF compatibility group belonged to The property corresponding fixed resource position of group, and according to the type of the reserved resource carried in resource reservation request message, quantity, starting Time, end time determine the resource situation at the fixed resource position, if can satisfy demand of the VNFM to resource.

If 603, VIM responds the resource reservation request message that VNFM is sent, VIM sends resource reservation response to VNFM and disappears Breath.

Wherein, it is the identification information that VNFM reserves resource that VIM is carried in resource reservation response message.

For the embodiment of the present invention, if VIM judges fixation corresponding to compatibility group belonging to the VNF example of VNFM management Resource in resource location can satisfy the resource requirement of the VNFM, then VIM sends resource reservation response message to VNFM.

The embodiment of the invention provides a kind of method of resource reservation, VIM receives VNFM and sends resource reservation request message, Be able to respond the VNFM transmission resource reservation request message, and for the VNFM reserve resource, without VNFM every time to NFVO send VNF LCM operation license request after by NFVO be its carry out resource reservation, reduce additional information interaction process. So as to improve the execution efficiency of resource reservation.

The alternatively possible implementation of the embodiment of the present invention, on the basis of as shown in Figure 6, step 601, virtualization Infrastructure manager VIM receives the resource reservation request message that virtual network function manager VNFM is sent, and further includes before Step 701-702 as shown in Figure 7.

701, VIM receives the resource reservation configuration strategy that NFVO is sent.

It wherein, include the mark for carrying out the compatibility group of VNF example ownership of resource reservation in resource reservation configuration strategy.

For the embodiment of the present invention, before the resource reservation request message that VIM receives VNFM transmission, which may be used also The resource reservation configuration strategy of NFVO transmission can be received.

For the embodiment of the present invention, the VNF example in need for carrying out resource reservation is carried in resource reservation configuration strategy and is returned The mark of the compatibility group of category.

702, VIM determines the compatibility group for the VNF example ownership for carrying out resource reservation according to resource reservation configuration strategy Corresponding relationship between mark and resource location.

For the embodiment of the present invention, resource preset configuration strategy is used to distribute fixed resource position for each compatibility group. In embodiments of the present invention, the mark and resource reservation configuration strategy for the compatibility group that VIM belongs to according to VNF example determine Corresponding relationship between the mark and fixed resource position of the compatibility group of the VNF example ownership of resource reservation.

For the embodiment of the present invention, VIM carries out the VNF reality of resource reservation by receiving in NFVO resource reservation configuration strategy The mark of the compatibility group of example ownership can determine the mark and money for carrying out the compatibility group of VNF example ownership of resource reservation Corresponding relationship between source position when resource reservation request so as to receive VNFM as VIM, is managed in the VNFM The compatibility group of VNF example ownership, carries out resource reservation for it at corresponding fixed resource position.

The alternatively possible implementation of the embodiment of the present invention, on the basis of as shown in Figure 7, the method also includes Step 801 as shown in Figure 8, wherein resource reservation configuration strategy further include: the weight of preferential answering resource reservation request message Information, the weight information of preferential answering resource reservation request message are belonged to by VNFM in its VNF example managed affine Preferentially by the weight information of resource response reservation request in property group.

801, it is pre- to receive VNFM transmission resource belonging to the different VNF examples in the same compatibility group simultaneously as VIM When staying request message, VIM is determined according to the weight information of preferential answering resource reservation request message and is needed preferential answering resource pre- The VNFM of request message is stayed, and sends resource reservation response message to VNFM.

For the embodiment of the present invention, VIM is received in the resource reservation configuration strategy that NFVO is sent and is also provided comprising preferential answering The weight information of source reservation requests, therefore work as multiple corresponding to the different VNF examples in the same compatibility group When VNFM sends resource reservation request message to VIM simultaneously, VIM believes according to the weight of preferential answering resource reservation request message Breath, the resource reservation request message that the higher VNFM of preferential answering weight information value is sent.

For example, when VIM at the corresponding fixed resource position of compatibility group 1 available resource be 7G memory and When the virtual resource of 2.5GHzCPU, VNFM1 and VNFM2 send resource reservation request message to VIM simultaneously, to request reserved 5G Memory, the virtual resource of 2GHzCPU.The weight information of preferential answering resource reservation request of the VNFM1 in compatibility group 1 is 0.75, the VNFM2 corresponding weight information of preferential answering resource reservation request message in compatibility group 1 is 0.25, then VIM root According to preferential weight information by resource response reservation request of the VNFM1 and VNFM2 in compatibility group 1, can not meet simultaneously When the resource reservation request of VNFM1 and VNFM2, the resource reservation request message of preferential answering VNFM1 transmission.

For the embodiment of the present invention, multiple VNFM corresponding to the VNF example different in the same compatibility group are to VIM When sending resource reservation request, it can be respectively corresponded in the corresponding compatibility group of VNF example of its management according to each VNFM Weight information, determine and need the VNFM of preferential answering resource reservation request message, so as to solve when the same compatibility When multiple VNFM corresponding to multiple VNF examples send resource reservation request to VIM simultaneously in group, how to determine that needs respond money The VNFM of source reservation request.

Further, the embodiment of the invention provides the method for another resource reservation, VIM is pre- by receiving NFVO resource The mark for carrying out the compatibility group of VNF example ownership of resource reservation in configuration strategy is stayed, can determine and carry out resource reservation Corresponding relationship between the mark and resource location of the compatibility group of VNF example ownership, so as to receive VNFM's as VIM When resource reservation request, resource allocation is carried out for it at the resource location of the corresponding fixation of compatibility group；When same affine Property group in multiple VNFM corresponding to different VNF example when sending resource reservation request to VIM, can be existed according to each VNFM Corresponding weight information in its corresponding compatibility group of VNF example managed, determination need preferential answering resource reservation to ask Seek the VNFM of message, so as to solve in the same compatibility group multiple VNFM corresponding to multiple VNF examples simultaneously to When VIM sends resource reservation request, the VNFM for needing resource response reservation request how is determined.

The embodiment of the invention provides the methods of another resource reservation, as shown in Figure 9, which comprises

901, network function virtualization composer NFVO receives the request message that virtual network function manager VNFM is sent.

Wherein, the capability flags information whether instruction VNFM supports resource reservation, request message are carried in request message The process of Authorization execution resource reservation is requested to NFVO for VNFM.

For the embodiment of the present invention, when VNFM needs to carry out the reservation procedure of virtual resource, needs to send to NFVO and ask Message is sought, with the process for requesting NFVO that the VNFM is authorized to execute resource reservation.

902, whether NFVO supports the capability flags information of resource reservation according to preset strategy and instruction VNFM, and determination is No authorization VNFM executes the process of resource reservation.

For the embodiment of the present invention, when NFVO receives the request message of VNFM transmission, NFVO disappears according to request first The capability flags information carried in breath, it is determined whether authorize the VNFM to execute the process of resource reservation, then NFVO is according to inside VNF deployment information and operation strategy, again determine whether authorization VNFM execute resource reservation process.

903, NFVO sends response message to VNFM.

For the embodiment of the present invention, the VNFM is authorized to execute resource reservation process when NFVO is determined, then NFVO is to the VNFM Response message is sent, and carries the instruction message of resource reservation in response message, is used to indicate whether that the VNFM is authorized to hold The process of row resource reservation.

The embodiment of the invention provides a kind of method of resource reservation, NFVO receives the request message of VNFM transmission, energy The process that enough authorization VNFM execute resource reservation, when resource reservation without carrying out VNF LCM operation every time, be required to VNFM sends license confirmation message, to allow VNFM and VIM to execute the process of resource allocation, thus reduce NFVO and VNFM into The process of row information interaction, so as to improve the execution efficiency of resource reservation.

The alternatively possible implementation of the embodiment of the present invention, as shown in Figure 9 on the basis of, step 903, NFVO to VNFM sends response message, include thes steps that as shown in Figure 10 1001 later.

1001, NFVO sends resource reservation configuration strategy to VIM.

Wherein, resource reservation configuration strategy is used in the same compatibility group multiple VNFM belonging to VNF simultaneously to VIM When sending resource reservation request message, VIM needs resource response reservation request to disappear according to the determination of resource reservation configuration strategy information The VNFM of breath, resource reservation configuration strategy include the weight information of VNFM mark and preferential answering resource reservation request message, Wherein, the weight information of preferential answering resource reservation request message is belonged to by VNFM in its VNF example managed affine Preferentially by the weight information of resource response reservation request in property group.

For the embodiment of the present invention, VNFM mark can also be expressed as the identifiable tenant identification of VIM (full name in English: Tenant Identity), for characterizing the identity information of VIM virtual resource permit holder.In embodiments of the present invention, NFVO can Quantitative proportion with the VNF example managed according to the VNFM in compatibility group determines the corresponding above-mentioned preferential answering money of the VNFM The weight information of source reservation requests.

For example, VNFM1 manages 6 member's VNF examples in compatibility group 1, and VNFM2 management is affine in example above-mentioned Property group 1 in 2 member's VNF examples, which does not include the member's VNF example for belonging to other VNFM management, then VNFM1 It is determined as 0.75, VNFM2 in compatibility group 1 in the weight information of the preferential answering resource reservation request in compatibility group 1 The corresponding weight information of preferential answering resource reservation request message is determined as 0.25.

For the embodiment of the present invention, NFVO identifies corresponding preferential answering resource by sending each VNFM to VIM The weight information of reservation requests, can be as the corresponding multiple VNFM of multiple VNF examples affiliated in the same compatibility group Resource reservation request message is sent to VIM simultaneously, determines the VNFM of preferential answering.

Further, the embodiment of the invention provides the method for another resource reservation, NFVO is each by sending to VIM VNFM identifies the weight information of corresponding preferential answering resource reservation request message, can be when institute in the same compatibility group The corresponding multiple VNFM of multiple VNF examples belonged to send resource reservation request message to VIM simultaneously, determine preferential answering VNFM。

Further, as the realization to method shown in Fig. 2, Fig. 3 and Fig. 4, the embodiment of the invention also provides a kind of moneys The reserved device in source, which can be located in VNFM, for the execution efficiency of resource reservation, as shown in figure 11, described device It include: transmission unit 1101, receiving unit 1102.

Transmission unit 1101 is located in virtual network function manager VNFM, for virtualizing composer to network function NFVO sends request message.

Receiving unit 1102 is located in VNFM, for receiving the response message of NFVO return.

Transmission unit 1101 is located in VNFM, is also used to when NFVO authorizes VNFM to execute the process of resource reservation, to void Quasi-ization infrastructure manager VIM sends resource reservation request message.

Wherein, resource reservation request message knows VIM for its reserved resource for VNFM.

Receiving unit 1102 is located in VNFM, is also used to receive the first configuration strategy information of NFVO transmission.

Transmission unit 1101 is located in VNFM, is also used to the first configuration strategy message being sent to NE Explorer EM.

Receiving unit 1102 is located in VNFM, is also used to after EM creates new VNF example, receives EM is sent second Configuration strategy information.

Wherein, the compatibility rule of updated VNF is carried in the second configuration strategy information, wherein updated VNF Compatibility rule include: that the mark for the new VNF example for replacing original VNF example and original VNF example belong to Corresponding relationship between the mark of compatibility group, original VNF example are first with the VNF example in value policy message.

The device of resource reservation provided in an embodiment of the present invention, VNFM send request message to NFVO, and request message carries Have whether instruction VNFM supports the capability flags information of resource reservation, request message is provided for VNFM to NFVO request Authorization execution The reserved process in source, so that obtaining resource reservation license.By directly being interacted with VIM to execute the mistake of resource reservation Journey when without carrying out resource reservation every time, being required to initiate license request to NFVO, reducing additional information exchange Process, so as to improve the execution efficiency of resource reservation.

Further, the embodiment of the invention provides the devices of another resource reservation, and VNFM is by configuring plan for first Slightly information is sent to EM, so that EM can save each VNF instance identification and compatibility group mark and/or anti-compatibility group mark Corresponding relationship between knowledge can determine that this is new when EM terminates one new VNF example of VNF example and creation in a Geju City The mark of the mark for the compatibility group that the VNF example of creation is belonged to and/or anti-compatibility group, so as to so that VNFM is obtained newly The compatibility rule and/or anti-compatibility rule of the VNF example of creation.

Further, as the realization to method shown in Fig. 6, Fig. 7 and Fig. 8, the embodiment of the invention also provides a kind of moneys The reserved device in source, which can be located in VIM, for the execution efficiency of resource reservation, as shown in figure 12, described device packet It includes: receiving unit 1201, determination unit 1202, transmission unit 1203.

Receiving unit 1201 is located in virtualized infrastructure manager VIM, for receiving virtual network function manager The resource reservation request message that VNFM is sent.

Determination unit 1202 is located in VIM, for according to the available of the virtual resource of the corresponding resource location of compatibility group Situation, it is determined whether the resource reservation request message that response VNFM is sent.

Transmission unit 1203 is located in VIM, when for responding the resource reservation request message of VNFM transmission as VIM, to VNFM sends resource reservation response message.

Receiving unit 1201 is located in VIM, is also used to receive the resource reservation configuration strategy of NFVO transmission.Wherein, resource It include the mark for carrying out the compatibility group of VNF example ownership of resource reservation in configuration of reservations strategy.

Determination unit 1202 is located in VIM, is also used to determine according to resource reservation configuration strategy and carry out resource reservation Corresponding relationship between the mark and resource location of the compatibility group of VNF example ownership.

Wherein, resource reservation configuration strategy further include: the weight information of preferential answering resource reservation request message, it is preferential to ring Answer the weight information of resource reservation request message by VNFM the preferential quilt in the compatibility group that its VNF example managed is belonged to The weight information of resource response reservation request.

Determination unit 1202 is located in VIM, is also used to as VIM while receiving the different VNF in the same compatibility group When VNFM belonging to example sends resource reservation request message, according to the weight information of preferential answering resource reservation request message, It determines the VNFM for needing preferential answering resource reservation request message, and sends resource reservation response message to VNFM.

The embodiment of the invention provides a kind of device of resource reservation, VIM receives VNFM and independently sends resource reservation request Message is able to respond the resource reservation request message that the VNFM is independently sent, and reserves resource for the VNFM, without VNFM Resource reservation is carried out for it by NFVO after sending VNF LCM operation license request to NFVO every time, reduces additional information friendship Mutual process.So as to improve the execution efficiency of resource reservation.

Further, the embodiment of the invention provides the device of another resource reservation, VIM is pre- by receiving NFVO resource The mark for carrying out the compatibility group of VNF example ownership of resource reservation in configuration strategy is stayed, can determine and carry out resource reservation Corresponding relationship between the mark and resource location of the compatibility group of VNF example ownership, so as to receive VNFM's as VIM When resource reservation request, resource allocation is carried out for it at the resource location of the corresponding fixation of compatibility group；When same affine Property group in multiple VNFM corresponding to different VNF example when sending resource reservation request to VIM, can be existed according to each VNFM Corresponding weight information in its corresponding compatibility group of VNF example managed, determination need preferential answering resource reservation to ask Seek the VNFM of message, so as to solve in the same compatibility group multiple VNFM corresponding to multiple VNF examples simultaneously to When VIM sends resource reservation request, the VNFM for needing resource response reservation request how is determined.

Further, as the realization to method shown in Fig. 9 and Figure 10, the embodiment of the invention also provides a kind of resource is pre- The device stayed, the device can be located in NFVO, and for the execution efficiency of resource reservation, as shown in figure 13, described device includes: Receiving unit 1301, determination unit 1302, transmission unit 1303.

Receiving unit 1301 is located in network function virtualization composer NFVO, for receiving virtual network function management The request message that device VNFM is sent.

Determination unit 1302 is located in NFVO, for whether supporting resource reservation according to preset strategy and instruction VNFM Capability flags information, it is determined whether authorization VNFM execute resource reservation process.

Transmission unit 1303 is located in NFVO, for sending response message to VNFM.

Transmission unit 1303 is located in NFVO, is also used to send resource reservation configuration strategy to VIM.

The embodiment of the invention provides a kind of device of resource reservation, NFVO receives the request message of VNFM transmission, energy The process that enough authorization VNFM execute resource reservation, when resource reservation without carrying out VNF LCM operation every time, be required to VNFM sends license confirmation message, to allow VNFM and VIM to execute the process of resource allocation, thus reduce NFVO and VNFM into The process of row information interaction, so as to improve the execution efficiency of resource reservation.

Further, the embodiment of the invention provides the device of another resource reservation, NFVO is each by sending to VIM VNFM identifies the weight information of corresponding preferential answering resource reservation request message, can be when institute in the same compatibility group The corresponding multiple VNFM of multiple VNF examples belonged to send resource reservation request message to VIM simultaneously, determine preferential answering VNFM。

Still further, the embodiment of the invention provides a kind of VNFM, as shown in figure 14, the VNFM includes: memory 1401, network interface 1402, processor 1403.The network interface includes: first network interface 14021, the second network interface 14022, the memory 1401, network interface 1402 are connected with processor 1403 respectively.It is another that Figure 14 describes the present invention The structure for the VNFM that a embodiment provides, the authorized party that the VNFM for executing earlier figures 2, the embodiment of Fig. 3 and 4 is implemented Method.

First network interface 14021, the second network interface 14022 and processor 1403, processor 1403 is for passing through First network interface sends request message to network function virtualization composer NFVO.

Wherein, request message carries the capability flags information whether instruction VNFM supports resource reservation, and request message is used The process of Authorization execution resource reservation is requested to NFVO in the VNFM.

Processor 1403 is also used to the response message returned by first network interface NFVO.

Processor 1403 is also used to pass through the second network interface when NFVO authorizes VNFM to execute the process of resource reservation 14022 send resource reservation request message to virtualized infrastructure manager VIM, and resource reservation request message is asked for VNFM VIM is asked to reserve resource for it.

Processor 1403 is also used to the first configuration strategy information sent by first network interface NFVO.

It further, further include third network interface 14023.

Processor 1403 is also used to that the first configuration strategy message is sent to network element by third network interface 14023 Manager EM.

Processor 1403 is also used to after EM creates new VNF example, receives that EM is sent by third network interface Two configuration strategy information.

VNFM provided in an embodiment of the present invention, VNFM send request message to NFVO, and request message carries instruction VNFM Whether the capability flags information of resource reservation is supported, request message requests the mistake of Authorization execution resource reservation for VNFM to NFVO Journey, so that obtaining resource reservation license.By directly being interacted with VIM to execute the process of resource reservation, without When carrying out resource reservation every time, it is required to initiate license request to NFVO, reduces the process of additional information exchange, so as to To improve the execution efficiency of resource reservation.

Further, the embodiment of the invention provides the structures of another VNFM, and VNFM is by believing the first configuration strategy Breath is sent to EM, so that EM can save each VNF instance identification and compatibility group mark and/or anti-compatibility group identifies it Between corresponding relationship, when EM terminate a Geju City VNF example and create a new VNF example when, can determine the new creation The mark of the mark of compatibility group and/or anti-compatibility group that is belonged to of VNF example, so as to so that VNFM obtains new creation VNF example compatibility rule and/or anti-compatibility rule.

Memory 1401, for storing program instruction.The processor 1402 executes the program instruction and VNFM is executed The authorization method of the VNFM implementation of earlier figures 2, the embodiment of Fig. 3 and 4,

Still further, the embodiment of the invention provides a kind of VIM, as shown in figure 15, the VIM includes: memory 1501, processor 1502, network interface 1503, network interface 1503 include that first network interface 15031 and the second network connect Mouth 15032.The memory 1501, processor 1502 are connected with network interface 1503 respectively.Figure 15 describes of the invention another The structure for the VIM that one embodiment provides, the authorized party that the VIM for executing earlier figures 6, the embodiment of Fig. 7 and 8 is implemented Method.

First network interface 15031 and processor 1502；Processor 1502 is used for virtual by first network interface The resource reservation request message that network function manager VNFM is sent.

Processor 1502 is also used to the available situation of the virtual resource according to the corresponding resource location of compatibility group, and determination is The resource reservation request message that no response VNFM is sent.

Processor 1502 is also used to connect when VIM responds the resource reservation request message that VNFM is sent by first network Mouth sends resource reservation response message to VNFM.

It further include the second network interface 15032,

Processor 1502 is also used to receive the resource reservation configuration strategy that NFVO is sent by the second network interface.

Processor 1502 is also used to determine the VNF example ownership for carrying out resource reservation according to resource reservation configuration strategy Corresponding relationship between the mark and resource location of compatibility group.

When processor 1502 receives the different VNF examples in the same compatibility group by first network interface 15031 When affiliated VNFM sends resource reservation request message, processor 1502 is also used to according to preferential answering resource reservation request message Weight information, determine and need the VNFM of preferential answering resource reservation request message, and by first network interface 15031 to VNFM sends resource reservation response message.

The embodiment of the invention provides a kind of VIM, VIM receives VNFM and independently sends resource reservation request message, can ring Should the resource reservation request message that independently sends of VNFM, and reserve resource for the VNFM, without VNFM every time to NFVO send VNF LCM operation license request after by NFVO be its carry out resource reservation, reduce additional information interaction process. So as to improve the execution efficiency of resource reservation.

Further, the embodiment of the invention provides the structure of another VIM, VIM is matched by receiving NFVO resource reservation The mark for carrying out the compatibility group of VNF example ownership of resource reservation in strategy is set, can determine that the VNF for carrying out resource reservation is real Corresponding relationship between the mark and resource location of the compatibility group of example ownership, so as to receive the resource of VNFM as VIM When reservation request, resource allocation is carried out for it at the resource location of the corresponding fixation of compatibility group；When the same compatibility group It, can be according to each VNFM in its pipe when multiple VNFM corresponding to middle different VNF example send resource reservation request to VIM Corresponding weight information in the corresponding compatibility group of the VNF example of reason, determination need preferential answering resource reservation request to disappear The VNFM of breath is sent out to VIM simultaneously so as to solve to work as multiple VNFM corresponding to multiple VNF examples in the same compatibility group When sending resource reservation request, the VNFM for needing resource response reservation request how is determined.

Memory 1501, for storing program instruction.Before the execution of processor 1502 program instruction executes VIM State the authorization method of the VIM implementation of Fig. 6, Fig. 7 and 8 embodiments.

Still further, the embodiment of the invention provides a kind of NFVO, as shown in figure 16, the NFVO includes: memory 1601, processor 1602, network interface 1603, network interface 1603 include: first network interface 16031.The memory 1601, processor 1602 is connected with network interface 1603 respectively.Figure 16 describes another embodiment of the present invention offer The structure of NFVO, the authorization method that the NFVO for executing embodiment described in earlier figures 9 and Figure 10 is implemented.

First network interface 16031 and processor 1602；Processor 1602 is used for virtual by first network interface The request message that network function manager VNFM is sent.

Wherein, the capability flags information whether instruction VNFM supports resource reservation, request message are carried in request message The process of Authorization execution resource reservation is requested to NFVO for the VNFM.

Whether processor 1602 is also used to support the capability flags of resource reservation to believe according to preset strategy and instruction VNFM Breath, it is determined whether authorization VNFM executes the process of resource reservation.

Processor 1602 is used to send response message to VNFM by first network interface.

Network interface 1603 further includes the second network interface 16032, and processor 1602 is also used to through the second network interface Resource reservation configuration strategy is sent to VIM.

The embodiment of the invention provides the request messages that a kind of NFVO, NFVO receive VNFM transmission, can authorize VNFM It executes the process of resource reservation, when resource reservation without carrying out VNF LCM operation every time, is required to send to VNFM and be permitted Can confirmation message, to allow VNFM and VIM to execute the process of resource allocation, so that reducing NFVO and VNFM carries out information exchange Process, so as to improve the execution efficiency of resource reservation.

Further, the embodiment of the invention provides the structures of another NFVO, and NFVO is by sending each VNFM to VIM Identify the weight information of corresponding preferential answering resource reservation request message, can in the same compatibility group belonging to The corresponding multiple VNFM of multiple VNF examples send resource reservation request message to VIM simultaneously, determine the VNFM of preferential answering.

Memory 1601, for storing program instruction.The processor 1602 executes the program instruction and NFVO is executed The authorization method that the NFVO of earlier figures 9 and 10 embodiments is implemented.

The embodiment of the method for above-mentioned offer, concrete function may be implemented in the device of resource reservation provided in an embodiment of the present invention Realize the explanation referred in embodiment of the method, details are not described herein.The method of resource reservation provided in an embodiment of the present invention and Device can be adapted for the process that VNFM initiates resource reservation.But it is not limited only to this.

Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with Relevant hardware is instructed to complete by computer program, the program can be stored in a computer-readable storage medium In, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access Memory, RAM) etc..

The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.

Claims

1. a kind of method of resource reservation, which is characterized in that the described method includes:

Virtual network function manager VNFM sends request message, the request message to network function virtualization composer NFVO The capability flags information for indicating whether the VNFM supports resource reservation is carried, the request message is used for the VNFM to institute State the process of NFVO request Authorization execution resource reservation；

The VNFM receives the response message that the NFVO is returned, and the instruction letter of resource reservation is carried in the response message Breath, the instruction information of the resource reservation are used to indicate the process whether NFVO authorizes the VNFM to execute resource reservation；

If the NFVO authorizes the VNFM to execute the process of resource reservation, the VNFM is to virtualized infrastructure manager VIM sends resource reservation request message, and the resource reservation request message requests the VIM for its reserved money for the VNFM Source.

2. the method for resource reservation according to claim 1, which is characterized in that the VNFM is to virtualized infrastructure pipe Before the step of managing device VIM transmission resource reservation request message, further includes:

The VNFM receives the first configuration strategy information that the NFVO is sent, and the first configuration strategy information carries one Or the corresponding compatibility rule of multiple VNF, wherein the compatibility rule include: each VNF example mark with it is described Corresponding relationship between the mark of the compatibility group of each VNF example ownership.

3. the method for resource reservation according to claim 2, which is characterized in that the method also includes:

The first configuration strategy message is sent to NE Explorer EM by the VNFM.

4. the method for resource reservation according to claim 3, which is characterized in that the method also includes:

After the EM creates new VNF example, the VNFM receives the second configuration strategy information that the EM is sent, and described the The compatibility rule of updated VNF is carried in two configuration strategy information, wherein the compatibility of the updated VNF is advised It then include: the mark for the new VNF example for replacing original VNF example and the compatibility group of original VNF example ownership Corresponding relationship between mark, original VNF example are described first with the VNF example in value policy message.

5. a kind of method of resource reservation, which is characterized in that the described method includes:

Virtualized infrastructure manager VIM receives the resource reservation request message that virtual network function manager VNFM is sent, The compatibility group that the VNF that the resource reservation request message carries reserved resource progress life cycle management operation is belonged to Mark；

The VIM is according to the available situation of the virtual resource of the corresponding resource location of the compatibility group, it is determined whether response institute State the resource reservation request message of VNFM transmission；

If the VIM responds the resource reservation request message that the VNFM is sent, the VIM sends to the VNFM and provides Response message is reserved in source, and it is the mark letter that the VNFM reserves resource that the VIM is carried in the resource reservation response message Breath.

6. the method for resource reservation according to claim 5, which is characterized in that the virtualized infrastructure manager VIM was received before the step of resource reservation request message that virtual network function manager VNFM is sent, further includes:

The VIM receives the resource reservation configuration strategy that NFVO is sent, and includes carrying out resource in the resource reservation configuration strategy The mark of the compatibility group of reserved VNF example ownership；

The VIM determines the compatibility group for the VNF example ownership for carrying out resource reservation according to the resource reservation configuration strategy Corresponding relationship between mark and the resource location.

7. the method for resource reservation according to claim 6, which is characterized in that the resource reservation configuration strategy is also wrapped It includes: the weight information of preferential answering resource reservation request message, the weight information of the preferential answering resource reservation request message Preferentially believed by the weight of resource response reservation request in the compatibility group that its VNF example managed is belonged to by the VNFM Breath；The method also includes:

It is pre- to receive the VNFM transmission resource belonging to the different VNF examples in the same compatibility group simultaneously as the VIM When staying request message, VIM is determined and preferential answering is needed to provide according to the weight information of the preferential answering resource reservation request message The VNFM of source reservation requests, and resource reservation response message is sent to VNFM.

8. a kind of method of resource reservation, which is characterized in that the described method includes:

Network function virtualizes composer NFVO and receives the request message that virtual network function manager VNFM is sent, the request The capability flags information for indicating whether the VNFM supports resource reservation is carried in message, the request message is for described Process of the VNFM to NFVO request Authorization execution resource reservation；

Whether the NFVO supports the capability flags information of resource reservation according to preset strategy and the instruction VNFM, really The fixed process for whether authorizing the VNFM to execute resource reservation；

The NFVO sends response message to the VNFM, and the instruction information of resource reservation, institute are carried in the response message The instruction information for stating resource reservation is used to indicate the process whether NFVO authorizes the VNFM to execute resource reservation.

9. the method for resource reservation according to claim 8, which is characterized in that the NFVO sends to the VNFM and responds After the step of message, further includes:

The NFVO sends resource reservation configuration strategy to VIM, and the resource reservation configuration strategy is used to work as the same compatibility When multiple VNFM belonging to VNF send the resource reservation request message to the VIM simultaneously in group, the VIM is according to Resource reservation configuration strategy information determines the VNFM for needing resource response reservation requests, the resource reservation configuration strategy packet Include the weight information of VNFM mark and preferential answering resource reservation request message, wherein the preferential answering resource reservation is asked The weight information of message is asked preferentially to be reserved by resource response in the compatibility group that its VNF example managed is belonged to by VNFM The weight information of request.

10. a kind of virtual network function manager VNFM characterized by comprising

First network interface, the second network interface and processor, the processor be used for by the first network interface to Network function virtualizes composer NFVO and sends request message, and the request message carries whether the instruction VNFM supports to provide The reserved capability flags information in source, the request message request Authorization execution resource reservation to the NFVO for the VNFM Process；

The processor is also used to the response message returned by NFVO described in the first network interface, and the response disappears The instruction information of resource reservation is carried in breath, the instruction information of the resource reservation is used to indicate whether the NFVO authorizes institute State the process that VNFM executes resource reservation；

The processor is also used to pass through second net when the NFVO authorizes the VNFM to execute the process of resource reservation Network interface sends resource reservation request message to virtualized infrastructure manager VIM, and the resource reservation request message is used for The VNFM requests the VIM to reserve resource for it.

11. VNFM according to claim 10, which is characterized in that

The processor is also used to the first configuration strategy information sent by NFVO described in the first network interface, institute It states the first configuration strategy information and carries the corresponding compatibility rule of one or more VNF, wherein the compatibility rule It include: the corresponding relationship of each VNF example identified between the mark of the compatibility group of each VNF example ownership.

12. VNFM according to claim 11, which is characterized in that it further include third network interface,

The processor is also used to that the first configuration strategy message is sent to NE management by the third network interface Device EM.

13. VNFM according to claim 12, which is characterized in that

The processor is also used to after the EM creates new VNF example, receives the EM by the third network interface The the second configuration strategy information sent carries the compatibility rule of updated VNF in the second configuration strategy information, In, the compatibility rule of the updated VNF includes: to replace the mark and original of the new VNF example of original VNF example Corresponding relationship between the mark of the compatibility group of some VNF example ownership, original VNF example are described first with value VNF example in policy message.

14. a kind of virtualized infrastructure manager VIM characterized by comprising

First network interface & processor；The processor is used to pass through first network interface virtual network function manager The resource reservation request message that VNFM is sent, the resource reservation request message carry reserved resource and carry out life cycle management The mark for the compatibility group that the VNF of operation is belonged to；

The processor is also used to the available situation of the virtual resource according to the corresponding resource location of the compatibility group, and determination is The resource reservation request message that the no response VNFM is sent；

The processor is also used to pass through institute when the VIM responds the resource reservation request message that the VNFM is sent It states first network interface and sends resource reservation response message to the VNFM, carried in the resource reservation response message described VIM is the identification information that the VNFM reserves resource.

15. VIM according to claim 14, which is characterized in that it further include the second network interface,

The processor is also used to receive the resource reservation configuration strategy that NFVO is sent, the money by second network interface It include the mark for carrying out the compatibility group of VNF example ownership of resource reservation in the configuration of reservations strategy of source；

The processor is also used to determine the VNF example ownership for carrying out resource reservation according to the resource reservation configuration strategy Corresponding relationship between the mark of compatibility group and the resource location.

16. VIM according to claim 15, which is characterized in that the resource reservation configuration strategy further include: preferential answering The weight information of resource reservation request message, the weight information of the preferential answering resource reservation request message are that the VNFM exists Preferentially by the weight information of resource response reservation request in the compatibility group that its VNF example managed is belonged to；

When the processor passes through belonging to different VNF examples of the first network interface into the same compatibility group When VNFM sends the resource reservation request message, the processor is also used to be disappeared according to the preferential answering resource reservation request The weight information of breath determines and needs the VNFM of preferential answering resource reservation request message, and by the first network interface to VNFM sends resource reservation response message.

17. a kind of network function virtualizes composer NFVO characterized by comprising

First network interface & processor；The processor is for passing through the first network interface virtual network function pipe The request message that device VNFM is sent is managed, the ability for indicating whether the VNFM supports resource reservation is carried in the request message Flag information, the request message request the process of Authorization execution resource reservation for the VNFM to the NFVO；

The processor is also used to whether support the ability mark of resource reservation according to preset strategy and the instruction VNFM Will information, it is determined whether the VNFM is authorized to execute the process of resource reservation；

The processor is used to send response message to the VNFM by the first network interface, takes in the response message The instruction information of instruction information with resource reservation, the resource reservation is used to indicate whether the NFVO authorizes the VNFM Execute the process of resource reservation.

18. NFVO according to claim 17, which is characterized in that it further include the second network interface,

The processor is also used to send resource reservation configuration strategy to VIM by second network interface, and the resource is pre- Stay configuration strategy in the same compatibility group multiple VNFM belonging to VNF it is pre- to the VIM transmission resource simultaneously When staying request message, the VIM needs resource response reservation requests according to resource reservation configuration strategy information determination VNFM, the resource reservation configuration strategy include VNFM mark and preferential answering resource reservation request message weight letter Breath, wherein the weight information of the preferential answering resource reservation request message is belonged to by VNFM in its VNF example managed Compatibility group in preferentially by the weight information of resource response reservation request.