CN109995552A - VNF service instantiation method and device - Google Patents
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/50—Network service management, e.g. ensuring proper service fulfilment according to agreements
- H04L41/5041—Network service management, e.g. ensuring proper service fulfilment according to agreements characterised by the time relationship between creation and deployment of a service
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/40—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks using virtualisation of network functions or resources, e.g. SDN or NFV entities
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
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Abstract
This application discloses a kind of method and apparatus of VNF service instantiation, method includes that VNFM receives VNF instantiation request message；Virtual network function information model descriptor VNFD is obtained, and virtual machine VM is generated according to VNFD, wherein the VNFD includes Service Set Identification；VNFM services PaaS platform to platform and sends the instantiation request of service group, and the request includes VM mark and Service Set Identification, so that the service that PaaS platform is included to the corresponding service group of the Service Set Identification in the VM instantiates.By the above-mentioned means, the service inside service group is not presented VNFM, VNFM can not have to parsing and knowing inside service group has which specifically to service, and only need to send Service Set Identification to PaaS platform, meet the requirement of different operators.
Description
Technical field
This application involves field of cloud computer technology, in particular to a kind of virtual network function (Virtual Network
Function, VNF) service instantiation method and device.
Background technique
Platform i.e. service (PaaS, Platform as a Service) refers to be supplied to server as a kind of service
User allows the user to realize the network functions such as exploitation, test and online disposing application program on the internet.Currently,
PaaS is mainly realized by network function virtualization (Network Function Virtualization, NFV) technology,
That is, PaaS is deployed in NFV framework, as virtual network function (the Virtualized Network in the NFV framework
Function, VNF) needed during instantiation call be deployed on PaaS service when, by instantiate the service with
Realize the corresponding network function of the service.Wherein, instantiation refers to through the network function virtualized infrastructure in NFV framework
(Network Function Virtualization Infrastructure, NFVI) is that service or VNF configure virtual resource
Process.
Typical PaaS platform should provide following function: 1) application runtime environment: including distributed computing running environment, more
The data storage of seed type, dynamic resource Telescopic；It supports using Life cycle: adding including providing exploitation SDK, IDE etc.
Exploitation, test and the deployment applied fastly.2) public service: public service is provided in the form of API, such as queue service, storage service
With buffer service etc., monitoring, management and metering: resource pool, the management of application system and monitoring function, accurate measurement are provided；3)
Integrated, Application of composite structuring capacity: including connectivity services, integrated service, messaging service and flow services etc..
With the continuous development of NFV technology, original building is in NFVI layers of virtual machine (Virtual Machine, VM) base
The presentation form of VNF on plinth has incorporated new characteristic, supports the VNF and fusion PaaS platform of cloud primary (Cloud-native)
The cloud framework of service will become the new trend of telecom cloud development.It is answered with clouds framework concepts such as PaaS from IT since cloud is primary
With field, how these concepts still need to explore a feasible industry hair by being applied after the adaptation of the field telecommunications NFV
The road Zhan Zhi.
In December, 2016, Swisscom propose NFV PaaS project verification in ETSI NFV group of industry standards, determine and work in IFA
When group research supports PaaS platform service ability and meets the VNF of the primary design principle of cloud, to the shadow of existing NFV framework generation
It rings.Currently, IFA working group to the basic conception in NFV PaaS scene such as: micro services (Micro Service), public service
(Common Service) and proprietary service (Dedicated Service) are discussed, and reach to the definition of these concepts
Preliminary common recognition.From the point of view of the process of the existing UseCase of IFA029, highlight between PaaS platform service and VNF application
The call relation to Service level, but current IFA029 does not have specific process, interface description.
Summary of the invention
This application provides a kind of method of VNF service instantiation, device and system, compared with the existing technology, to process
It is expressly recited with interface, the method technical solution is as follows:
Virtual network function manager (VNF Manager, VNFM) receives virtual network function VNF instantiation request and disappears
Breath；
VNFM obtains virtual network function information model descriptor (VNF Descriptor, VNFD), and raw according to VNFD
At virtual machine VM, wherein the VNFD includes Service Set Identification；
VNFM services (Platform as a Service, PaaS) platform to platform and sends the instantiation request of service group,
The request includes VM mark and Service Set Identification, so that PaaS platform is corresponding to the Service Set Identification in the VM
The service that service group is included is instantiated.
Specifically, the VNF instantiation request message includes Flavour ID, and VNFM is in the VNFD according to
Flavour ID search corresponding virtual deployment unit (Virtual Deployment Unit, VDU) mark (Identifier,
ID), corresponding virtual machine VM is then generated, wherein the VNFD includes Service Set Identification corresponding with the VDU ID.
Wherein, the corresponding first VDU ID and the 2nd VDU ID of the Flavour ID in the VNFD, and the first VDU ID couple
First service group is answered to identify, the 2nd VDU ID corresponds to second service group mark, and the method specifically includes:
VNFM searches corresponding first VDU ID and the 2nd VDU ID according to the Flavour ID in the VNFD,
VNFM generates the first VM according to the first VDU ID；
VNFM generates the 2nd VM according to the 2nd VDU ID；
VNFM sends the instantiation request of first service group to PaaS platform, and the request includes that the first VM is identified, Yi Ji
One Service Set Identification, so that PaaS platform is included to the corresponding service group of first service group mark in the first VM
Service instantiated；
VNFM sends the instantiation request of second service group to PaaS platform, and the request includes that the 2nd VM is identified, Yi Ji
Two Service Set Identifications, so that PaaS platform is included to the corresponding service group of second service group mark in the 2nd VM
Service instantiated.
Further, the method also includes: VNFM to receive VNF dilatation request message, and is disappeared according to dilatation request
Breath and VNFD, which are determined, needs to increase the 3rd VDU, generates corresponding 3rd VM；And it is true according to the 3rd VDU ID in the VNFD
Fixed corresponding third Service Set Identification；
VNFM sends the instantiation request of third service group to PaaS platform, and the request includes that the 3rd VM is identified, Yi Ji
Three Service Set Identifications, so that PaaS platform is included to the corresponding service group of the third Service Set Identification in the 3rd VM
Service instantiated.
Further, the method also includes: VNFM to receive VNF capacity reducing request message, and is disappeared according to capacity reducing request
Breath and VNFD determine the VM for needing to terminate；
VNFM sends the request of termination service group to PaaS platform, and the request includes the VM to be terminated mark, so that PaaS
The service that platform includes to service group in the VM to be terminated terminates.
The embodiment of the invention also provides a kind of VNF service instantiation devices, comprising:
Receiving unit, for receiving virtual network function VNF instantiation request message；
Processing unit generates virtual machine for obtaining virtual network function information model descriptor VNFD, and according to VNFD
VM, wherein the VNFD includes Service Set Identification；
Transmission unit sends the instantiation request of service group for servicing PaaS platform to platform, and the request includes VM
Mark and Service Set Identification, so that PaaS platform is included to the corresponding service group of the Service Set Identification in the VM
Service is instantiated.
Further, the VNF instantiation request message includes Flavour ID, and processing unit is used in the VNFD
Search corresponding VDU ID according to the Flavour ID, then generate corresponding virtual machine VM, wherein the VNFD include and
The corresponding Service Set Identification of the VDU ID.
The embodiment of the invention also provides a kind of VNF service instantiation systems, including virtual network function manager VNFM
PaaS platform is serviced with platform, wherein
VNFM obtains virtual network function information model and retouches for receiving virtual network function VNF instantiation request message
Symbol VNFD is stated, and virtual machine VM is generated according to VNFD, wherein the VNFD includes Service Set Identification, and is serviced to platform
PaaS platform sends the instantiation request of service group, and the request includes VM mark and Service Set Identification；
PaaS platform, for receiving the instantiation request of service group, and it is corresponding to the Service Set Identification in the VM
The service that service group is included is instantiated.
The embodiment of the invention also provides a kind of virtual network function VNF service instantiation device, described device includes place
Manage device and memory；The memory is used to store the program that perform claim requires any one of 1-7 the method, and storage is used
The data involved in any one of realization claim 1-7 the method；
The processor is for executing the program stored in the memory.
The embodiment of the invention also provides a kind of computer readable storage medium, which has
Executable program instructions, when the executable program instructions are run, for executing methods described above step.
The embodiment of the invention also provides a kind of computer program products, when the computer product is performed, for holding
Row methods described above step.
The embodiment of the present invention is presented due to VDU to virtual resource, operating system (Operat ion System, OS), service
The demand of group mark etc., the service inside service group are not presented VNFM, and VNFM can not have to parsing and know inside service group
Which has specifically service, only need to send Service Set Identification to PaaS platform, meet the requirement of different operators.
Detailed description of the invention
Fig. 1 is a kind of NFV configuration diagram provided in an embodiment of the present invention；
Fig. 2 is a kind of NFV configuration diagram for being deployed with PaaS provided in an embodiment of the present invention；
Fig. 3 is a kind of VNF service instantiation process schematic diagram provided in an embodiment of the present invention；
Fig. 4 is a kind of VDU example logical architectures schematic diagram provided in an embodiment of the present invention；
Fig. 5 is a kind of VNF service dilatation flow diagram provided in an embodiment of the present invention；
Fig. 6 is a kind of VNF service capacity reducing flow diagram provided in an embodiment of the present invention
Fig. 7 is a kind of VNF service instantiation system architecture schematic diagram provided in an embodiment of the present invention；
Fig. 8 is a kind of VNF service instantiation schematic device provided in an embodiment of the present invention；
Fig. 9 is a kind of VNF service instantiation device hardware schematic provided in an embodiment of the present invention.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application clearer, below in conjunction with attached drawing to the application embodiment party
Formula is described in further detail.
Before being described in further detail to the embodiment of the present application, first the application scenarios of the embodiment of the present application are carried out
It introduces.
Since the PaaS of the embodiment of the present application is deployed in NFV framework, first NFV framework is introduced herein.Figure
1 is a kind of NFV configuration diagram provided by the embodiments of the present application, which can be applied to various types of networks
In, for example, it can be applied to operators communication network or local area network be medium.
As shown in Figure 1, the NFV framework mainly includes MANO entity 110, NFVI 120, multiple VNF 130, multiple nets
Member management (Element Management, EM) 140 and business support management system (Operation Support
System/Business Support System, OSS/BSS) 150 etc..Wherein, which further includes having network function
Composer (NFV Orchestrator, NFVO) 110a, one or more VNFM110b and virtualization basis can be virtualized
Infrastructure manager (Virtualized Infrastructure Manager, VIM) 110c.
In order to subsequent convenient for explanation, next the function of the modules in Fig. 1 in NFV framework is introduced.
NFVO 110a for realizing network service descriptor (Network Service Descriptors, NSD), and
The management and processing of virtual network function forwarding figure (VNF Forwarding Graph, VNFFG), network service lifecycle
Management realizes the life cycle management of VNF and the global view function of virtual resource with VNFM cooperation.
VNFM 110b for realizing VNF life cycle management, including virtualization network function descriptor (VNF
Descriptor, VNFD) management of file, the instantiation of VNF, VNF example elastic telescopic (including dilatation Scaling out/
Up and capacity reducing Scaling in/down), the healing (healing) of VNF example and the termination of VNF example.VNFM also supports to connect
Elastic telescopic (scaling) strategy that NFVO is issued is received, realizes the VNF elastic telescopic of automation.
VIM 110b be used to be responsible for infrastructure layer hardware resource, virtualization resource management (including reserved and distribution),
The monitoring of virtual resource state and failure report, provide virtualization resource pond towards upper layer application.
OSS/BSS 150 refers to the currently running maintenance system OSS/BSS of operator.
EM 140 is used to execute traditional failure, configuration, user, performance and safety management (Fault for VNF 130
Management、Configuration Management、Account Management、Performance
Management, Security Management, FCAPS) function.
VNF 130 corresponds to physical network function (the Physical Network in the non-virtualized network of tradition
Function, PNF), such as 4G core network (Evolved Packet Core, EPC) EPC node of virtualization, such as moving tube
Manage entity (Mobility Management Entity, MME), gateway (Serving Gate Way, SGW), packet count
According to gateway (Packet Data Network Gateway, PGW) etc..Wherein, the function sexual behavior and state of network function and void
Unrelated whether quasi-ization, the demand of NFV technology is desirable to VNF and PNF and possesses identical function sexual behavior and external interface.
In addition, VNF 130 can be by multiple VNF components (VNF Component, VNFC) Lai Zucheng, therefore, practical application
In, a VNF 130 can be deployed on multiple virtual machines (Virtual Machine, VM), and each VM carries a VNF group
The function of part.Certainly, a VNF 130 can also be deployed on a VM.
NFVI 120 is made of hardware resource and virtual resource and virtualization layer, empty for the angle of VNF 130
Quasi-ization layer and hardware resource look like the complete entity for being capable of providing required virtual resource.
Fig. 2 is a kind of NFV configuration diagram for being deployed with PaaS provided by the embodiments of the present application, as shown in Fig. 2, relative to
NFV framework shown in FIG. 1 further includes PaaS platform 160 in NVF framework shown in Fig. 2, includes multiple in the PaaS platform 160
It services and the PaaS for managing multiple service is managed.
In addition, the VNFM entity being deployed in PaaS platform and the NFV framework in NFV framework is for executing the application implementation
The method of example.The method main flow includes:
VNFM receives VNF and instantiates request message；
VNFM obtains virtual network function information model descriptor VNFD, and generates virtual machine VM according to VNFD, wherein institute
Stating VNFD includes Service Set Identification；
VNFM services PaaS platform to platform and sends the instantiation request of service group, and the request includes that VM is identified and taken
Business group mark, so that the service that PaaS platform is included to the corresponding service group of the Service Set Identification in the VM carries out in fact
Exampleization.
Next explanation is explained in detail to above-mentioned process, Fig. 3 is that a kind of NFV service provided by the embodiments of the present application is real
Exampleization flow chart, applied in the NFV framework shown in Fig. 2 for being deployed with PaaS platform, this method comprises the following steps:
301.VNFM receives instantiation VNF request message, carries Flavour ID in the request message.
The instantiation VNF request message can be NFVO transmission, be also possible to the transmission of other NFV entities
302.VNFM searches corresponding VDU ID according to the Flavour ID in the VNFD, distribution virtual resource and
OS is loaded, the starting of virtual machine VM is completed.
Before step 301, VNFM will receive the corresponding VNFD id information of NFVO transmission, such as by receiving NFVO hair
The Create VNF Identifier sent requests to obtain the VNFD ID for requesting to include.Since these above-mentioned steps belong to
Existing procedure specifically refers to IFA007V2.3.1, and this is not described in detail here.In step 302, VNFM can pass through VNFD ID
Virtual network function information model descriptor VNFD is obtained, and corresponding VDU is searched according to Flavour ID in the VNFD
ID determines the VDU for needing to dispose, distribution virtual resource and load OS, then generates virtual machine VM.
Above-mentioned steps are specifically introduced below with reference to table 1, and table 1 is a schematic diagram of VNFD, including various fields, such as
Flavour ID, VDU ID, Service Set Identification etc., in which:
Flavour ID mainly describes a kind of network topology structure, needs which VDU, the maximum of every kind of VDU deployment is most
Small instance number, internal network connection relationship etc..
VDU describes a kind of virtual deployment unit of specification of VNF, its virtual machine specification of the VDU of different size and software can
With difference.One VDU example is mapped to a VM.
The corresponding service group of Service Set Identification includes one or more different services, and the service can be based on container
(Container) service is also possible to be not based on the service of container, and the service inside service group is not presented VNFM, i.e.,
VNFM does not know which specific service is service group include.
Table 1
If the Flavour ID that VNFM is received is Flavour_1, in table 1, Flavour_1 respectively corresponds VDU-
1 and VDU-2, then VNFM determines that needing the VDU type disposed is VDU-1 and VDU-2, if VDU-1 and VDU-2 respectively correspond one
A example generates VM1 and VM2 then VNFM can distribute corresponding virtual resource and load operating system OS respectively；If VDU-
1 and VDU-2 respectively corresponds multiple examples, then VNFM can distribute corresponding virtual resource and load operating system OS, generates respectively
Corresponding multiple VM1 and multiple VM2.
Fig. 4 is a kind of VDU example logical architectures schematic diagram, in the figure, a VDU example (Instance) only include or
A corresponding service group, the service group include one or more services.In VNFD, a VDU ID identifies a kind of VDU class
Type, a seed type VDU can dispose one or more VDU examples, be specifically dependent upon the relevant information carried in VNFD；One
VDU example is corresponding to generate a VM, and the service in a service group is only instantiated in a VM.
303.VNFM to platform i.e. service PaaS platform send service group instantiation request, it is described request include VM identify with
And Service Set Identification.
Continue with the table 1 in step 302 as an example, then VNFM can send the instantiation of first service group to PaaS platform
Request, the request include that VM identifies VM1, Service Set Identification SG-1；Then VNFM can send second service group to PaaS platform
Instantiation request, the request include that VM identifies VM2, Service Set Identification SG-2.Here, as a common knowledge, " mark "
Comprising a series of common marks such as IP address, title, ID, as long as being capable of unique identification " target object ".
304.PaaS platform receives the service group instantiation request, corresponding to the Service Set Identification in the VM
The service that service group is included is instantiated.
PaaS platform receives the first service group that VNFM is sent and instantiates request, determines each service in SG-1, and
Each service that SG-1 includes is instantiated in VM1；Then, PaaS platform receives the second service group example that VNFM is sent
Change request, determines each service in SG-2, and instantiate in VM2 to each service that SG-2 includes.
305.PaaS returns to the instantiation of service group to VNFM and completes response message.
PaaS is completed after returning to service group instantiation completion response message to VNFM after service group instantiates, and subsequent VNFM is pressed
Prior art process is operated, and such as after the completion of all VDU instantiations, establishes the operations such as virtual network connection, here not
It is described in detail again.For details, reference can be made to standard IFA029.
Since the demand to virtual resource, OS, Service Set Identification etc. is presented in VDU, the service inside service group is not to VNFM
Present, VNFM can not have to parsing and knowing inside service group has which specifically to service, only need to send Service Set Identification to
PaaS platform, to meet the requirement of different operators.
Fig. 5 is the flow chart of an embodiment of the present invention NFV service dilatation, and dilatation process is with NFV service instantiation process
It is similar, the specific steps are as follows:
501.VNFM receives VNF dilatation request message.
502.VNFM is determined according to dilatation request message and VNFD and is needed increased VDU and corresponding virtual resource
Demand, distribute corresponding virtual resource and load OS, complete the starting of virtual machine.
Dilatation mentioned here refers to the dilatation for increasing VM, is caused dilatation to operate by triggering by VNFM, at this point, VNFM is combined
VNFD, existing example information, capacity-enlarging information in request etc., increased VDU example and corresponding virtual resource are wanted in determination
Demand, and corresponding resource allocation and OS load are completed, to complete the starting of virtual machine.
503.VNFM determines Service Set Identification in each VDU, and the instantiation request of service group in each VM is initiated to PaaS platform,
Request carries VM mark and corresponding Service Set Identification.
If needing to increase multiple VDU in step 502, VNFM initiates the reality of service group in VM to PaaS platform respectively
Exampleization request, it is similar with step 303.
504.PaaS platform determines the service for needing to instantiate, each clothes is completed in corresponding VM according to Service Set Identification
The instantiation operation of business.
505.PaaS platform returns to the instantiation of service group to VNFM and completes response message.
Fig. 6 is the flow chart of an embodiment of the present invention NFV service capacity reducing, and capacity reducing process is with NFV service instantiation process
It is similar, the specific steps are as follows:
601.VNFM receives VNF capacity reducing request message.
602.VNFM is determined according to capacity reducing request message and VNFD and is needed reduced VDU and determine corresponding VM.
603.VNFM determines the Service Set Identification in each VDU, the example for initiating service group in each termination VM to PaaS platform
Change request, the request carries VM mark and Service Set Identification.
604.PaaS platform is identified according to VM and Service Set Identification, the clothes that service group is included in the corresponding VM that terminates
Business.
In step 603, the instantiation request can only carry VM mark, not carry Service Set Identification；In step 604,
The PaaS platform can identify according to VM and find corresponding VM, then determine which Service Instance is the service group in the VM have,
Then terminate these Service Instances.
In addition, a special case as capacity reducing, for the process of termination VNF service with the similar of capacity reducing, difference is PaaS flat
The Service Instance that platform can terminate in all VM according to the termination service group request message of VNFM, I will not elaborate.
Fig. 7 is a kind of VNF service instantiation system architecture schematic diagram of the embodiment of the present invention, which includes virtual network function
Energy manager VNFM and platform service PaaS platform, wherein
VNFM obtains virtual network function information model and retouches for receiving virtual network function VNF instantiation request message
Symbol VNFD is stated, and virtual machine VM is generated according to VNFD, wherein the VNFD includes Service Set Identification, and is serviced to platform
PaaS platform sends the instantiation request of service group, and the request includes VM mark and Service Set Identification；
PaaS platform, for receiving the instantiation request of service group, and it is corresponding to the Service Set Identification in the VM
The service that service group is included is instantiated.
Specifically, the VNF instantiation request message includes Flavour ID, and VNFM is used in the VNFD according to institute
It states Flavour ID and searches corresponding VDU ID, then generate corresponding virtual machine VM, wherein the VNFD includes and the VDU
The corresponding Service Set Identification of ID.
The VNFM is configurable to execute each method and step executed in above method step by VNFM.
Fig. 8 is a kind of virtual network function VNF service instantiation schematic device, which includes:
Receiving unit, for receiving virtual network function VNF instantiation request message；
Processing unit generates virtual machine for obtaining virtual network function information model descriptor VNFD, and according to VNFD
VM, wherein the VNFD includes Service Set Identification；
Transmission unit sends the instantiation request of service group for servicing PaaS platform to platform, and the request includes VM
Mark and Service Set Identification, so that PaaS platform is included to the corresponding service group of the Service Set Identification in the VM
Service is instantiated.
Specifically, the VNF instantiation request message includes Flavour ID, then processing unit is used in the VNFD
Search corresponding VDU ID according to the Flavour ID, then generate corresponding virtual machine VM, wherein the VNFD include and
The corresponding Service Set Identification of the VDU ID.
Further, the corresponding first VDU ID and the 2nd VDU ID of the Flavour ID in the VNFD, and the first VDU
ID corresponds to first service group mark, and the 2nd VDU ID corresponds to second service group mark,
Processing unit, according to the 2nd VDU ID, generates the 2nd VM for generating the first VM according to the first VDU ID；
Transmission unit, for sending the instantiation request of first service group to PaaS platform, the request includes that the first VM is marked
Know and first service group identifies, so that PaaS platform identifies corresponding clothes to the first service group in the first VM
The service that business group is included is instantiated；The instantiation request of second service group is sent to PaaS platform, the request includes the
Two VM mark and second service group mark, so that PaaS platform is in the 2nd VM to second service group mark pair
The service that the service group answered is included is instantiated.
If receiving unit receives VNF dilatation request message；
Then, processing unit, which is used to be determined according to the dilatation request message and VNFD, needs to increase the 3rd VDU, generates phase
The 3rd VM answered, and corresponding third Service Set Identification is determined according to the 3rd VDU ID in the VNFD；
Transmission unit is used to send the instantiation request of third service group to PaaS platform, and the request includes that the 3rd VM is marked
Knowledge and third Service Set Identification, so that PaaS platform is in the 3rd VM to the corresponding clothes of the third Service Set Identification
The service that business group is included is instantiated.
If receiving unit further receives VNF capacity reducing request message；
Then, processing unit is used to determine the VM for needing to terminate according to the capacity reducing request message and VNFD；
Transmission unit is used to send the request of termination service group to PaaS platform, and the request includes the VM to be terminated mark,
So that the service that PaaS platform includes to service group in the VM to be terminated terminates.
Fig. 9 be another embodiment of the present invention provides VNF service instantiation device hardware chart, the apparatus may include:
Processor, communication interface and memory.
Processor 91 may include one or more than one processing unit, which can be central processing unit
(English: central processing unit, CPU) or network processing unit (English: network processor, NP)
Deng.
Communication interface 94 is used for the connection of other communication equipments and information exchange, including sends and receivees corresponding message；
The network equipment 90 can also include memory 93, and processor 91 can pass through bus and 94 phase of memory 93 and communication interface
Even.Memory 93 can be used for storing software program, which can be executed by processor 91, to realize in Fig. 3,5 and Fig. 6
Shown in method and step in embodiment.In addition, all kinds of business datums or user data can also be stored in the memory 93,
Status data etc. including the various application examples in above method step and service.
Optionally, which can also include output equipment 95 and input equipment 97.Output equipment 95 and defeated
Enter equipment 97 to be connected with processor 91.The power amplifier that output equipment 95 can be display for showing information, play sound is set
Standby or printer etc., output equipment 95 can also include o controller, to provide output to display screen, power amplifying device or
Person's printer.Input equipment 97 can be such as mouse, keyboard, electronic touch pen or the touch surface that information is inputted for user
The equipment of plate etc, input equipment 97 can also include o controller for receiving and handling from mouse, keyboard, electronics
The input of the equipment such as stylus or touch panel
In the above-described embodiments, can come wholly or partly by software, hardware, firmware or its any combination real
It is existing.When implemented in software, it can entirely or partly realize in the form of a computer program product.The computer program
Product includes one or more computer instructions.It is all or part of when loading on computers and executing the computer instruction
Ground is generated according to process or function described in the embodiment of the present application.The computer can be general purpose computer, special purpose computer,
Computer network or other programmable devices.The computer instruction may be stored in a computer readable storage medium, or
Person is transmitted from a computer readable storage medium to another computer readable storage medium, for example, the computer instruction
Can from a web-site, computer, server or data center by it is wired (such as: coaxial cable, optical fiber, data use
Family line (Digital Subscriber Line, DSL)) or wireless (such as: infrared, wireless, microwave etc.) mode to another net
Website, computer, server or data center are transmitted.The computer readable storage medium can be computer can
Any usable medium of access either includes the data storage such as one or more usable mediums integrated server, data center
Equipment.The usable medium can be magnetic medium (such as: floppy disk, hard disk, tape), optical medium (such as: digital versatile disc
(Digital Versatile Disc, DVD)) or semiconductor medium (such as: solid state hard disk (Solid State Disk,
SSD)) etc..
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The above is embodiment provided by the present application, all in spirit herein and original not to limit the application
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this application.
Claims (19)
1. a kind of virtual network function VNF service instantiation method characterized by comprising
Virtual network function manager VNFM receives virtual network function VNF and instantiates request message；
VNFM obtains virtual network function information model descriptor VNFD, and generates virtual machine VM according to VNFD, wherein described
VNFD includes Service Set Identification；
VNFM services PaaS platform to platform and sends the instantiation request of service group, and the request includes VM mark and service group
Mark, so that the service that PaaS platform is included to the corresponding service group of the Service Set Identification in the VM carries out example
Change.
2. the method according to claim 1, wherein the VNF instantiation request message include Flavour ID,
The step of VNFM generates virtual machine VM according to VNFD specifically includes:
VNFM searches corresponding VDU ID according to the Flavour ID in the VNFD, then generates corresponding virtual machine
VM, wherein the VNFD includes the corresponding Service Set Identification of the VDU ID.
3. according to the method described in claim 2, it is characterized in that, the Flavour ID in the VNFD corresponds to the first VDU ID
With the 2nd VDU ID, and the first VDU ID correspond to first service group mark, the 2nd VDU ID correspond to second service group identify, it is described
Method specifically includes:
VNFM searches corresponding first VDU ID and the 2nd VDU ID according to the Flavour ID in the VNFD,
VNFM generates the first VM according to the first VDU ID；
VNFM generates the 2nd VM according to the 2nd VDU ID；
VNFM sends the instantiation request of first service group to PaaS platform, and the request includes the first VM mark and the first clothes
Business group mark, so that PaaS platform identifies the clothes that corresponding service group is included to the first service group in the first VM
Business is instantiated；
VNFM sends the instantiation request of second service group to PaaS platform, and the request includes the 2nd VM mark and the second clothes
Business group mark, so that PaaS platform identifies the clothes that corresponding service group is included to the second service group in the 2nd VM
Business is instantiated.
4. according to the method described in claim 3, it is characterized in that, the method further includes:
VNFM receives VNF dilatation request message, and needs to increase third according to the dilatation request message and VNFD determination
VDU generates corresponding 3rd VM；And corresponding third Service Set Identification is determined according to the 3rd VDU ID in the VNFD；
VNFM sends the instantiation request of third service group to PaaS platform, and the request includes the 3rd VM mark and third clothes
Business group mark, so that the clothes that PaaS platform is included to the corresponding service group of the third Service Set Identification in the 3rd VM
Business is instantiated.
5. method according to claim 1-4, which is characterized in that the method further includes:
VNFM receives VNF capacity reducing request message, and determines the VM for needing to terminate according to the capacity reducing request message and VNFD；
VNFM sends the request of termination service group to PaaS platform, and the request includes the VM to be terminated mark, so that PaaS platform
The service for including to service group in the VM to be terminated terminates.
6. method according to claim 1-4, which is characterized in that the method further includes:
VNFM receives the service group instantiation that PaaS platform returns and completes response message；
VNFM establishes virtual network attended operation after the completion of all VDU instantiations.
7. method according to claim 1-4, which is characterized in that
Service inside service group is not presented VNFM.
8. a kind of virtual network function VNF service instantiation device characterized by comprising
Receiving unit, for receiving virtual network function VNF instantiation request message；
Processing unit generates virtual machine VM for obtaining virtual network function information model descriptor VNFD, and according to VNFD,
Described in VNFD include Service Set Identification；
Transmission unit sends the instantiation request of service group for servicing PaaS platform to platform, and the request includes that VM is identified
And Service Set Identification, so that the service that PaaS platform is included to the corresponding service group of the Service Set Identification in the VM
It is instantiated.
9. device according to claim 8, which is characterized in that the VNF instantiation request message includes Flavour ID,
The step of VNFM generates virtual machine VM according to VNFD specifically includes:
Then processing unit generates corresponding for searching corresponding VDU ID according to the Flavour ID in the VNFD
Virtual machine VM, wherein the VNFD include Service Set Identification corresponding with the VDU ID.
10. device according to claim 9, which is characterized in that corresponding first VDUID of Flavour ID in the VNFD
With the 2nd VDU ID, and the first VDU ID correspond to first service group mark, the 2nd VDU ID correspond to second service group identify,
Processing unit, according to the 2nd VDU ID, generates the 2nd VM for generating the first VM according to the first VDU ID；
Transmission unit, for sending the instantiation request of first service group to PaaS platform, the request includes that the first VM is identified, with
And first service group mark, so that PaaS platform identifies corresponding service group institute to the first service group in the first VM
The service for including is instantiated；The instantiation request of second service group is sent to PaaS platform, the request includes that the 2nd VM is marked
Know and second service group identifies, so that PaaS platform identifies corresponding clothes to the second service group in the 2nd VM
The service that business group is included is instantiated.
11. device according to claim 10, which is characterized in that
Receiving unit, for receiving VNF dilatation request message；
Processing unit needs to increase the 3rd VDU for determining according to the dilatation request message and VNFD, generates corresponding the
Three VM, and corresponding third Service Set Identification is determined according to the 3rd VDU ID in the VNFD；
Transmission unit, for sending the instantiation request of third service group to PaaS platform, the request includes that the 3rd VM is identified, with
And third Service Set Identification, so that PaaS platform is in the 3rd VM to the corresponding service group institute of the third Service Set Identification
The service for including is instantiated.
12. according to the described in any item devices of claim 8-11, which is characterized in that
Receiving unit, for receiving VNF capacity reducing request message；
Processing unit, for determining the VM for needing to terminate according to the capacity reducing request message and VNFD；
Transmission unit, for sending the request of termination service group to PaaS platform, the request includes the VM to be terminated mark, so that
The Service Instance that PaaS platform includes to service group in the VM to be terminated terminates.
13. a kind of virtual network function VNF service instantiation system, including virtual network function manager VNFM and platform take
Business PaaS platform, which is characterized in that
VNFM obtains virtual network function information model descriptor for receiving virtual network function VNF instantiation request message
VNFD, and virtual machine VM is generated according to VNFD, wherein the VNFD includes Service Set Identification, and PaaS is serviced to platform and is put down
Platform sends the instantiation request of service group, and the request includes VM mark and Service Set Identification；
PaaS platform, for receiving the instantiation request of service group, and to the corresponding service of the Service Set Identification in the VM
The included service of group is instantiated.
14. system according to claim 13, which is characterized in that the VNF instantiates request message and includes
FlavourID, VNFM generate virtual machine VM according to VNFD and specifically include:
VNFM is used to search corresponding VDU ID according to the Flavour ID in the VNFD, then generates corresponding virtual
Machine VM, wherein the VNFD includes Service Set Identification corresponding with the VDU ID.
15. system according to claim 14, which is characterized in that the corresponding first VDU ID and second of the Flavour ID
VDU ID, and the first VDU ID corresponds to first service group mark, the 2nd VDU ID corresponds to second service group mark,
VNFM is used to generate the first VM according to the first VDU ID；According to the 2nd VDU ID, the 2nd VM is generated；
VNFM is used to send the instantiation request of first service group to PaaS platform, and the request includes that the first VM is identified, Yi Ji
One Service Set Identification；
PaaS platform is for receiving the first service group instantiation request, to the first service group mark in the first VM
Know the service that corresponding service group is included to be instantiated；
VNFM is used to send the instantiation request of second service group to PaaS platform, and the request includes that the 2nd VM is identified, Yi Ji
Two Service Set Identifications；
PaaS platform is for receiving the second service group instantiation request, to the second service group mark in the 2nd VM
Know the service that corresponding service group is included to be instantiated.
16. system according to claim 15, which is characterized in that
VNFM is determined according to the dilatation request message and VNFD for receiving VNF dilatation request message and to be needed to increase by the
Three VDU generate corresponding 3rd VM；And corresponding third Service Set Identification is determined according to the 3rd VDU ID in the VNFD；
VNFM is used to send the instantiation request of third service group to PaaS platform, and the request includes that the 3rd VM is identified, Yi Ji
Three Service Set Identifications；
PaaS platform is for receiving the third service group instantiation request, to the third service group mark in the 3rd VM
Know the service that corresponding service group is included to be instantiated.
17. the described in any item systems of 3-16 according to claim 1, which is characterized in that
VNFM determines the VM for needing to terminate for receiving VNF capacity reducing request message, the capacity reducing request message and VNFD；
VNFM is used to send the request of termination service group to PaaS platform, and the request includes the VM to be terminated mark；
PaaS platform is requested for receiving the termination service group, the service reality for including to service group in the VM to be terminated
Example terminates.
18. a kind of virtual network function VNF service instantiation device, which is characterized in that described device includes processor and storage
Device；
The memory is used to store the program that perform claim requires any one of 1-7 the method, and storage for realizing power
Benefit requires data involved in any one of 1-7 the method；
The processor is for executing the program stored in the memory.
19. a kind of computer readable storage medium, which has an executable program instructions, it is described can
It executes program instructions when being run, for executing step described in any claim in above-mentioned 1-7.
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| CN201711483185.6A CN109995552B (en) | 2017-12-29 | 2017-12-29 | VNF service instantiation method and device |
| PCT/CN2018/124158 WO2019129118A1 (en) | 2017-12-29 | 2018-12-27 | Vnf service instantiation method and device |
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| CN109995552B (en) | 2021-09-03 |
| WO2019129118A1 (en) | 2019-07-04 |
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