CN108628864A - A kind of data access method and data administrator - Google Patents
A kind of data access method and data administrator Download PDFInfo
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- CN108628864A CN108628864A CN201710153218.4A CN201710153218A CN108628864A CN 108628864 A CN108628864 A CN 108628864A CN 201710153218 A CN201710153218 A CN 201710153218A CN 108628864 A CN108628864 A CN 108628864A
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Abstract
The embodiment of the present application discloses a kind of data access method and data administrator, this method is applied to the network for including multiple network function NF and multiple uniform datas management UDM entities, the NF and the UDM entities are deployed in the public control plane in network slice or outside network slice, for storing static data and/or dynamic data required when the NF processing business, this method includes the UDM entities：The first UDM entities in multiple UDM entities receive the target NF in multiple NF and are getting the data access request sent when target service request, first UDM entities are identical with the deployed position of target NF, first UDM entities respond the data access request and obtain the corresponding static data of the target service and dynamic data, and send the corresponding static data of the target service and dynamic data to target NF.The access of data can flexibly, be efficiently carried out using the embodiment of the present application.
Description
Technical field
This application involves field of communication technology more particularly to a kind of data access methods and data administrator.
Background technology
Network slice is that network function virtualization (Network Function Virtualization, NFV) and software are fixed
Adopted network (Software Define Network, SDN) is applied to the key feature of next-generation communication network.One Physical Network
Network, which can be abstracted, is divided into multiple network slices, and each network slice constitutes a logical network end to end, each other
It is isolation in logic.Each network slice square requirement neatly can provide one or more network services as desired,
And it is independent of each other with other slices in network.Network is sliced manager and creates network slice using NFV and SDN technologies, public
Control plane network function, policy control functions and unified database are typically deployed at outside network slice altogether, are taken for specific transactions
The control plane network function and user plane network function of business are deployed in network slice.
Unified database provides the subscription data of user, policy data, user or the relevant context data of session and shape
The access visit of state information etc., either public control plane network function are still sliced interior specific control plane function, are used in processing
The access of data can be all carried out when the business of family by unified database, especially session state information and context data is frequent
Access the performance pressures that unified database can be caused larger, the access efficiencies of data compared with.As it can be seen that how to provide a kind of flexible, high
The data access method of effect has become urgent problem to be solved.
Invention content
The embodiment of the present application discloses a kind of data access method and data administrator, can flexibly, efficiently carry out
The access of data.
In a first aspect, the embodiment of the present application provides a kind of data access method, it is applied to include multiple network function NF
With the network of multiple user data management UDM entities, NF and UDM entities are deployed in the public affairs in network slice or outside network slice
Control plane altogether, for storing static data and/or dynamic data required when NF processing business, multiple NF includes UDM entities
Target NF, multiple UDM entities include the first UDM entities, and the first UDM is identical with the deployed position of target NF, the first UDM entities
It receives target NF and is getting the data access request sent when target service request, response data access request, acquisition target
The corresponding static data of business and dynamic data, and the corresponding static data of target service and dynamic data are sent to target NF,
It, can flexibly, efficiently to which NF need to only interact total data required when can obtain processing business with a UDM entity
Ground carries out the access of data.
Optionally, multiple UDM entities further include the 2nd UDM entities, the deployment of the first UDM entities and the 2nd UDM entities
Position is different, and in network slice and public control plane is respectively there are one UDM entities, and the first UDM entity response data access requests obtain
Taking the specific implementation mode of the corresponding static data of target service and dynamic data can be：
First UDM entity response data access requests obtain the corresponding dynamic data of target service of storage, if first
UDM entities do not store the corresponding static data of target service, then the first UDM entities are according to the access address of the 2nd UDM entities, to
2nd UDM entities send the corresponding static data access request of target service, receive the 2nd UDM entities response static data and access
The corresponding static data of target service of request and transmission.
Optionally, which further includes being sliced control function SCF, and the first UDM entity response data access requests, acquisition is deposited
Before the corresponding dynamic data of target service of storage, receives SCF and determining the corresponding dynamic of the first UDM entities storage target service
Data, but the first notification message sent when the corresponding static data of target service is not stored, the first notification message carries
The access address of two UDM entities.
Optionally, multiple UDM entities further include the 2nd UDM entities, the deployment of the first UDM entities and the 2nd UDM entities
Position is different, the first UDM entity response data access requests, obtains the tool of target service corresponding static data and dynamic data
Body embodiment can be：
First UDM entity response data access requests obtain the corresponding dynamic data of target service of storage, if first
UDM entities do not store the corresponding static data of target service, then the first UDM entities determine mesh by inquiring pre-recorded information
The corresponding static data of mark business is stored in the 2nd UDM entities, and pre-recorded information includes the access of the 2nd UDM entities
The range of the data of location and the storage of the 2nd UDM entities.First UDM entities are according to the access address of the 2nd UDM entities, to second
UDM entities send the corresponding static data access request of target service, receive the 2nd UDM entities and respond static data access request
And the corresponding static data of target service sent.
Optionally, which further includes SCF, and the first UDM entity response data access requests obtain the target service of storage
Before corresponding dynamic data, access address of the 2nd UDM entities according to the first UDM entities is received, the second notice of transmission disappears
Breath, the range for the data that second notification message carries the access address of the 2nd UDM entities and the 2nd UDM entities store, first
The access address of UDM entities is to determine the corresponding dynamic data of the first UDM entities storage target service by SCF, but do not store
It is sent to the 2nd UDM entities when the corresponding static data of target service, the access of the 2nd UDM entities of the first UDM entity records
The range of the data of address and the storage of the 2nd UDM entities.
Optionally, which further includes SCF, and the first UDM entity response data access requests obtain the target service of storage
Before corresponding dynamic data, receives SCF and determining the corresponding dynamic data of the first UDM entities storage target service, but do not deposit
The third notice message sent when the storage corresponding static data of target service, third notice message carry the 2nd UDM entities
Access address, the first UDM entities send the model of the data of storage to the 2nd UDM entities according to the access address of the 2nd UDM entities
Acquisition request is enclosed, the 2nd UDM entities that the range for receiving the data that the 2nd UDM entities respond storage obtains request and sends store
Data range, record the 2nd UDM entities access address and the 2nd UDM entities storage data range.
Optionally, which includes one or more in subscription data and policy data.
Optionally, which includes session information data, the network site of user and connection status data, business
It is one or more in context data.
Second aspect, the embodiment of the present application provide a kind of data administrator, are applied to include multiple NF and multiple UDM
The network of entity, NF and UDM entities are deployed in the public control plane in network slice or outside network slice, and UDM entities are used for
Static data and/or dynamic data required when NF processing business are stored, multiple NF includes target NF, multiple UDM entities
Including data administrator, the device is identical with the deployed position of target NF, which includes：
Receiving module is getting the data access request sent when target service request for receiving target NF.
Acquisition module is used for response data access request, obtains the corresponding static data of target service and dynamic data.
Sending module, for sending the corresponding static data of target service and dynamic data to target NF, to which NF is only needed
Total data required when can obtain processing business is interacted with a UDM entity, can flexibly, efficiently carry out data
Access.
Optionally, multiple UDM entities further include the 2nd UDM entities, the deployment of data administrator and the 2nd UDM entities
Position is different, and in network slice and public control plane is respectively there are one UDM entities, and acquisition module is specifically used for：
Response data access request obtains the corresponding dynamic data of target service of storage.
If data administrator does not store the corresponding static data of target service, according to the access of the 2nd UDM entities
Location sends the corresponding static data access request of target service to the 2nd UDM entities.
Receive the corresponding static data of target service that the 2nd UDM entities are sent in response to static data access request.
Optionally, which further includes SCF, and receiving module is additionally operable to reception SCF and is determining data administrator storage mesh
The corresponding dynamic data of mark business, but the first notification message sent when the corresponding static data of target service is not stored, first
Notification message carries the access address of the 2nd UDM entities.
Optionally, multiple UDM entities further include the 2nd UDM entities, the deployment of data administrator and the 2nd UDM entities
Position is different, and acquisition module is specifically used for：
Response data access request obtains the corresponding dynamic data of target service of storage.
It is true by the information for inquiring pre-recorded if data administrator does not store the corresponding static data of target service
The corresponding static data of the business that sets the goal is stored in the 2nd UDM entities, and pre-recorded information includes the visit of the 2nd UDM entities
Ask the range of the data of address and the storage of the 2nd UDM entities.
According to the access address of the 2nd UDM entities, sends the corresponding static data of target service to the 2nd UDM entities and access
Request.
Receive the corresponding static data of target service that the 2nd UDM entities are sent in response to static data access request.
Optionally, which further includes SCF, and device further includes the first logging modle, wherein：
Receiving module, is additionally operable to the access address for receiving the 2nd UDM entities according to data administrator, and the second of transmission is logical
Know that message, second notification message carry the range of the access address of the 2nd UDM entities and the data of the 2nd UDM entities storage,
The access address of data administrator be the corresponding dynamic data of data administrator storage target service is being determined by SCF, but
It does not store and is sent to the 2nd UDM entities when the corresponding static data of target service.
First logging modle, the model of the data of access address and the storage of the 2nd UDM entities for recording the 2nd UDM entities
It encloses.
Optionally, which further includes SCF, which further includes the second logging modle, wherein：
Receiving module is additionally operable to reception SCF and is determining the corresponding dynamic data of data administrator storage target service, but
The third notice message sent when the corresponding static data of target service is not stored, and third notice message carries the 2nd UDM realities
The access address of body.
Sending module is additionally operable to the access address according to the 2nd UDM entities, and the data of storage are sent to the 2nd UDM entities
Range obtain request.
Receiving module, the range for being additionally operable to receive the data of the 2nd UDM entities response storage obtain request and send the
The range of the data of two UDM entities storage.
Second logging modle, the model of the data of access address and the storage of the 2nd UDM entities for recording the 2nd UDM entities
It encloses.
Optionally, which includes one or more in subscription data and policy data.
Optionally, which includes session information data, the network site of user and connection status data, business
It is one or more in context data.
The third aspect, the embodiment of the present application provide a kind of data administrator, including：Processor, transceiver and storage
Device, processor, transceiver and memory are connected by bus, and memory is stored with executable program code, and transceiver is subject to processing
The control of device is used for messaging, and processor executes the method described in above-mentioned first aspect for calling executable program code.
Fourth aspect, the embodiment of the present application provide a kind of computer readable storage medium, the computer-readable storage
Instruction is stored in medium, when run on a computer so that computer executes the method described in above-mentioned first aspect.
5th aspect, the embodiment of the present application provides a kind of computer program product including instruction, when it is in computer
When upper operation so that computer executes the method described in above-mentioned first aspect.
The embodiment of the present application is deployed in applied to the network for including multiple NF and multiple UDM entities, the NF and the UDM entities
Public control plane in network slice or outside network slice, the UDM entities are used to store required quiet when the NF processing business
State data and/or dynamic data, the first UDM entities in multiple UDM entities receive the target NF in multiple NF and are obtaining
The data access request sent when being asked to target service, the first UDM is identical with the deployed position of target NF, this first
UDM entities respond the data access request and obtain the corresponding static data of the target service and dynamic data, and to target NF
The corresponding static data of the target service and dynamic data are sent, so as to flexibly, efficiently carry out the access of data.
Description of the drawings
In order to illustrate more clearly of the technical solution in the embodiment of the present application or background technology, the application will be implemented below
Attached drawing illustrates needed in example or background technology.
Fig. 1 is a kind of network architecture schematic diagram of data access disclosed in the embodiment of the present application；
Fig. 2 is a kind of structural schematic diagram of data administrator disclosed in the embodiment of the present application；
Fig. 3 is a kind of flow diagram of data access method disclosed in the embodiment of the present application；
Fig. 4 is the flow diagram of another data access method disclosed in the embodiment of the present application；
Fig. 5 is the flow diagram of another data access method disclosed in the embodiment of the present application；
Fig. 6 is the structural schematic diagram of another data administrator disclosed in the embodiment of the present application.
Specific implementation mode
The embodiment of the present application is described with reference to the attached drawing in the embodiment of the present application.
Referring to Fig. 1, being a kind of network architecture schematic diagram of data access provided by the embodiments of the present application.In the present embodiment
The network architecture of described data access, including：
The uniform data management (Unified Data Management, UDM) 110 of public control plane：I.e. public control plane
UDM entities, accessed for providing direct data access for public control plane NF130.
It is sliced selection function (Slice Select Function, SSF)/slice control function (Slice Control
Function, SCF) 120：Network slice selections of the SSF for customer service, SCF is for controlling specific control plane in slice
The intercommunication of NF142 and the outer public control plane NF130 of slice, the public control plane being deployed in outside slice.SCF is often integrated with SSF
Together, but it can also separate and dispose.The UDM110 and SSF/SCF120 of public control plane can also be deployed in same entity
On.
Public control plane NF130：It is deployed in the NF of public control plane.The UDM110 and SSF/SCF120 of public control plane
Can be deployed in public control plane NF130 it is same physically.
UDM141 in slice：UDM entities i.e. in network slice 140, for the specific control plane in being sliced for network
NF142 provides direct data access and accesses.
It is sliced specific control plane NF142：For handling specific business, it is deployed in network slice 140.
User plane NF143：It is deployed in network slice 140.
Network slice management 150：For the establishment and operational management of network slice 140, it is deployed in chain of command.
Network slice 140：It is a logical network end to end, is isolation in logic between network slice 140, each
Network slice 140 square requirement neatly can provide one or more NF as desired, and mutually with other networks slice 140
It does not influence.
In the embodiment of the present application, when NF processing business, required data were divided into static data and dynamic data, wherein：
Static data is that user is relatively fixed constant data in the process using network service, such as subscription data and strategy number
According to etc., storage static data it is specifically used be in UDM subscription data management (Subscriber Data Management,
SDM)。
Dynamic data is user using relevant dynamic becomes during network service, in current state and business procession
The data of change, such as session information data, the network site of user and session connection status data, NF is in customer service processing procedure
The context data etc. of middle business, storage dynamic data it is specifically used be shared data layer (Shared Data in UDM
Layer, SDL).
It should be noted that dynamic data can be further divided into two classes：Structural data and opaque data.Accordingly
Ground, SDL can be divided into two parts：Customer data base (the User Data for the structural data that storing open uses
Repository, UDR) and the opaque data of storage data storage function (Data Store Function, DSF), wherein：
Structural data defines the meaning and format of the data storage of standard, across the data that manufacturer can understand mutually,
Such as the network site of user, session connection status data etc. can be opened and be used to third party.
Opaque data facilitate the data of storage for product according to the realization of oneself, and the meaning and format that data store are
The privately owned definition of manufacturer, such as privately owned definition of the NF in customer service processing procedure context data.
In the embodiment of the present application, the storage location of required data can be in public control plane when for NF processing business
UDM entities 110 be either sliced in UDM entities 141 specifically can according to security isolation demand or performance requirement etc. strategy into
Row.For static data, there is the static data of security isolation demand to be stored in the UDM entities 141 in slice, without security isolation
The static data of demand is stored in the UDM entities 110 of public control plane., can be according to performance requirement for dynamic data, dynamic
The deployed position of the storage locations of data and the NF for accessing dynamic data nearby, for example, if accessing the NF deployment of dynamic data
In public control plane, then the UDM for storing this partial dynamic data is the UDM entities 110 for being deployed in public control plane, if accessed
The NF of dynamic data is deployed in network slice 140, then the UDM for storing this partial dynamic data is the UDM being deployed in slice
Entity 141.Wherein, when dynamic data is session information data, session connection status data, access session information data, session
The NF of connection status data is specially conversation management functional (Session Management Function, SMF).As it can be seen that same
Class data (such as static data, dynamic data) can be divided into one or more part according to actual demand, be divided into multiple portions
Timesharing can be respectively stored in the UDM entities 141 in the UDM entities 110 and slice of public control plane, store dynamic data
UDM entities and access the dynamic data NF dispose nearby, to realize data it is flexible division and store and dynamic number
According to efficient access, be adapted to diversified data management demand.
Referring to Fig. 2, being a kind of structural schematic diagram of data administrator provided by the embodiments of the present application.In the present embodiment
Described data administrator is applied to the network for including multiple NF and multiple UDM entities, the NF and UDM entities portion
The public control plane in network slice or outside network slice is affixed one's name to, the UDM entities are for storing the NF processing business when institute
The static data and/or dynamic data needed, the multiple NF includes target NF, and the multiple UDM entities include the data pipe
Device is managed, the data administrator includes：Processor 201, transceiver 202 and memory 203.Wherein, processor 201, receipts
Sending out device 202 and memory 203 can be connected by bus or other modes, and the embodiment of the present application by bus for being connected.
Wherein, processor 201 (or central processing unit (Central Processing Unit, CPU)) is data management
The calculating core and control core of device.Transceiver 202 may include optionally standard wireline interface and wireless interface (such as
WI-FI, mobile communication interface etc.), it is used for transceiving data by the control of processor 201.Memory 203 (Memory) is data pipe
The memory device for managing device, for storing program and data.It is understood that memory 203 herein can be high-speed RAM
Memory can also be non-labile memory (non-volatile memory), for example, at least a magnetic disk storage；
It optionally can also be at least one storage device for being located remotely from aforementioned processor 201.Memory 203 provides memory space,
The memory space stores the operating system and executable program code of data administrator, it may include but be not limited to：Windows
System (a kind of operating system), a kind of Linux (operating system) system etc., the application is to this and is not construed as limiting.
In the embodiment of the present application, processor 201 is executed such as by the executable program code in run memory 203
Lower operation：
Transceiver 202 is getting the data access request sent when target service request for receiving the target NF,
The data administrator is identical with the deployed position of the target NF.
Processor 201, for responding the data access request, obtaining the corresponding static data of the target service and moving
State data.
The transceiver 202 is additionally operable to send the corresponding static data of the target service and dynamic to the target NF
Data.
In some feasible embodiments, the multiple UDM entities further include the 2nd UDM entities, the data management
Device is different with the deployed position of the 2nd UDM entities, and the processor 201 is specifically used for：
The data access request is responded, the corresponding dynamic data of the target service of storage is obtained.
If the data administrator does not store the corresponding static data of the target service, according to the 2nd UDM
The access address of entity sends the corresponding static number of the target service by the transceiver 202 to the 2nd UDM entities
According to access request.
It is received by the 2nd UDM entities respond the static data access request and is sent by the transceiver 202
The corresponding static data of the target service.
In some feasible embodiments, the network further includes SCF, and the transceiver 202 is additionally operable to described in reception
SCF is determining the corresponding dynamic data of the data administrator storage target service, but does not store the target service
The first notification message sent when corresponding static data, first notification message carry the visit of the 2nd UDM entities
Ask address.
In some feasible embodiments, the multiple UDM entities further include the 2nd UDM entities, the data management
Device is different with the deployed position of the 2nd UDM entities, and the processor 201 is specifically used for：
The data access request is responded, the corresponding dynamic data of the target service of storage is obtained.
It is pre-recorded by inquiring if the data administrator does not store the corresponding static data of the target service
Information determine that the corresponding static data of the target service is stored in the 2nd UDM entities, the pre-recorded letter
Breath includes the range of the access address of the 2nd UDM entities and the data of the 2nd UDM entities storage.
According to the access address of the 2nd UDM entities, it is corresponding to send the target service to the 2nd UDM entities
Static data access request.
It is corresponding to receive the target service that the 2nd UDM entities respond the static data access request and send
Static data.
In some feasible embodiments, the network further includes SCF, and the transceiver 202 is additionally operable to described in reception
2nd UDM entities are according to the access address of the data administrator, the second notification message of transmission, the second notification message
Carry the range of the access address of the 2nd UDM entities and the data of the 2nd UDM entities storage, the data management
The access address of device is to determine the corresponding dynamic number of the data administrator storage target service by the SCF
According to, but do not store and sent to the 2nd UDM entities when the corresponding static data of the target service.
The processor 201 is additionally operable to record the access address of the 2nd UDM entities and the 2nd UDM entities is deposited
The range of the data of storage.
In some feasible embodiments, the network further includes SCF, and the transceiver 202 is additionally operable to described in reception
SCF is determining the corresponding dynamic data of the data administrator storage target service, but does not store the target service
The third notice message sent when corresponding static data, the third notice message carry the visit of the 2nd UDM entities
Ask address.
The transceiver 202 is additionally operable to the access address according to the 2nd UDM entities, is sent out to the 2nd UDM entities
The range of the data of storage is sent to obtain request.
The transceiver 202, the range acquisition for being additionally operable to receive the data that the 2nd UDM entities respond the storage are asked
Ask and send the 2nd UDM entities storage data range.
The processor 201 is additionally operable to record the access address of the 2nd UDM entities and the 2nd UDM entities is deposited
The range of the data of storage.
In some feasible embodiments, the static data includes one kind or more in subscription data and policy data
Kind.
In some feasible embodiments, the dynamic data include session information data, user network site and
Connection status data, business context data in it is one or more.
In the specific implementation, the processor 201, transceiver 202 and memory 203 described in the embodiment of the present application are executable
Realization method described in a kind of flow for data access method that the embodiment of the present application Fig. 3, Fig. 4 or Fig. 5 are provided, can also hold
The realization method described in a kind of data administrator that row the embodiment of the present application Fig. 6 is provided, details are not described herein.
In the embodiment of the present application, transceiver 202 receives the target NF in multiple NF when getting target service request
The data access request of transmission, the first UDM is identical with the deployed position of target NF, and processor 201 responds the data access
The corresponding static data of the acquisition request target service and dynamic data, transceiver 202 send the target service to target NF
Corresponding static data and dynamic data adapt to diversified data pipe so as to flexibly, efficiently carry out the access of data
Reason demand.
Referring to Fig. 3, being a kind of flow diagram of data access method provided by the embodiments of the present application.In the present embodiment
Described data access method, including：
301, target service request is sent to target NF, the target NF and receives the target service by public control plane NF
Request.
Wherein, it in the present embodiment, is mutually isolated between UDM entities, the data stored each other need not be accessed, it is public
The UDM entities of control plane store dynamic data and static data required when public control plane NF processing business, the UDM in slice
Entity storage is sliced dynamic data and static data required when specific control plane NF processing business.
In the specific implementation, by taking target NF is the specific control plane NF of slice as an example, when network slice management creates network slice,
The relevant information (such as network is sliced user and the business of alignment processing) of network slice is sent to SSF/SCF, public control
Face NF, will by SSF/SCF according to the relevant information that above-mentioned network is sliced when receiving the request of Client-initiated target service
Target service request is sent to the target NF in corresponding network slice, and target NF receives target service request.
302, the target NF is asked according to the target service to the first UDM entity transmission data access requests, described
First UDM entities receive the data access request, and the first UDM is identical with the deployed position of the target NF.
303, the first UDM entities respond the data access request, obtain the corresponding static number of the target service
According to and dynamic data.
Wherein, the first UDM entities are stored with dynamic data and static data required when target NF processing target business, the
One UDM entities are identical with the deployed position of target NF, in network slice.
In the specific implementation, target NF sends the data access request of target service, the first UDM entities to the first UDM entities
The corresponding static data of target service and dynamic data of storage are read after reception data access request.
304, the first UDM entities send the corresponding static data of the target service and dynamic number to the target NF
According to the target NF receives the corresponding static data of the target service and dynamic data.
It, then can be directly from disposing nearby in processing business it is understood that for public control plane NF
The total data (dynamic data and static data) needed for processing business is obtained at the UDM entities of public control plane.
In the embodiment of the present application, the UDM entities of public control plane store required when public control plane NF processing business move
State data and static data, the UDM entities storage in slice are sliced dynamic data required when specific control plane NF processing business
And static data, the UDM entities of data needed for NF and storage NF processing business are disposed nearby, NF when receiving service request,
The total data needed for processing business can be obtained directly from the UDM entities disposed nearby, to realize flexibly, efficiently
The access for carrying out data, adapts to diversified data management demand.
Referring to Fig. 4, for the flow diagram of another data access method provided by the embodiments of the present application.The present embodiment
Described in data access method, including：
401, SSF/SCF is determining the corresponding dynamic data of the first UDM entities storage target service, but does not store the mesh
The first notification message is sent to the first UDM entities when the corresponding static data of mark business, first notification message carries
There are the access address of the 2nd UDM entities, the first UDM entities to receive first notification message.
Wherein, in the present embodiment, data access can be mutually carried out between UDM entities, the UDM entities of public control plane are deposited
Store up dynamic data and static data required when public control plane NF processing business, and the specific control plane NF processing business of slice
The static data of Shi Suoxu, the UDM entities storage in slice are sliced dynamic data required when specific control plane NF processing business,
UDM entities in slice are required when can access the UDM entities of public control plane to obtain specific control plane NF processing business
Static data.
In the specific implementation, being the UDM entities in slice with the first UDM entities, the 2nd UDM entities are public control plane
UDM entities, target NF are sliced for specific control plane NF, and when network slice management creates network slice, network is sliced
Relevant information (such as user of network slice alignment processing and business) is sent to SSF/SCF.Network slice management can obtain
The data type (i.e. static data and/or dynamic data) of first UDM entities and the storage of the 2nd UDM entities, network slice management
It is determining that the first UDM entities are only stored with the corresponding dynamic data of target service, but is not storing the corresponding static number of target service
According to when, send instruction message to SSF/SCF, it is corresponding dynamic to indicate only to be stored with target service in the first UDM entities of SSF/SCF
State data, but the corresponding static data of target service is not stored, and instruction message also carries the access address of the 2nd UDM entities
(such as Internet protocol (Internet Protocol, IP) address, port numbers, account information, data path etc.).
Further, SSF/SCF is sliced the instruction message that management is sent according to network, and first is sent to the first UDM entities
Notification message, the first notification message carry the access address of the 2nd UDM entities, and the first UDM entities receive the first notification message
And obtain the access address of the 2nd UDM entities.
402, target service request is sent to target NF, the target NF and receives the target service by public control plane NF
Request.
In the specific implementation, public control plane NF receive Client-initiated target service request when, according to above-mentioned network
Target service request is sent to the target NF in corresponding network slice by the relevant information of slice by SSF/SCF, and target NF connects
Receive target service request.
403, the target NF is asked according to the target service to the first UDM entity transmission data access requests,
The first UDM entities receive the data access request, and the first UDM is identical with the deployed position of the target NF.
404, the first UDM entities respond the data access request, obtain the corresponding dynamic number of the target service
According to.
In the specific implementation, target NF sends the data access request of target service, data access request to the first UDM entities
Required dynamic data and static data when for request target NF processing business, the first UDM entities receive data access request
The corresponding dynamic data of target service of storage is read afterwards.
405, the first UDM entities are sent out according to the access address of the 2nd UDM entities to the 2nd UDM entities
Send the target service corresponding static data access request, the 2nd UDM entities receive the static data access request.
406, the 2nd UDM entities respond the static data access request, and it is corresponding quiet to obtain the target service
State data.
In the specific implementation, since the first UDM entities do not store the corresponding static data of target service, then the first UDM entities
According to the access address of the 2nd UDM entities the corresponding static data access request of target service is sent to the 2nd UDM entities, second
UDM entities receive static data access request, and the corresponding static data of target service for reading storage.
407, the 2nd UDM entities send the corresponding static data of the target service, institute to the first UDM entities
It states the first UDM entities and receives the corresponding static data of the target service.
408, the first UDM entities send the corresponding static data of the target service and dynamic number to the target NF
According to the target NF receives the corresponding static data of the target service and dynamic data.
In the specific implementation, the 2nd UDM entities send the corresponding static data of target service, the first UDM to the first UDM entities
After entity receives the corresponding static data of target service, the corresponding static data of target service and dynamic number are sent to target NF
According to target NF receives the corresponding static data of target service and dynamic data, to which target NF obtains mesh from the first UDM entities
The corresponding dynamic data of mark business, and by the first UDM entities realize from the 2nd UDM entities obtain target service it is corresponding
Static data.
In the embodiment of the present application, the UDM entities of public control plane store required when public control plane NF processing business move
State data and static data, and it is sliced static data required when specific control plane NF processing business, the UDM entities in slice
Storage is sliced dynamic data required when specific control plane NF processing business, and the UDM entities in slice can access public control
Required static data when the UDM entities in face are to obtain specific control plane NF processing business is sliced specific control plane NF and is receiving
When to service request, the dynamic data needed for processing business is obtained from the UDM entities in the slice disposed nearby, and by cutting
UDM entities in piece obtain the static data needed for processing business from the UDM entities of public control plane, to which NF only need to be with one
A UDM entities interact total data required when can obtain processing business, can flexibly, efficiently carry out the visit of data
It asks, adapts to diversified data management demand.
Referring to Fig. 5, for the flow diagram of another data access method provided by the embodiments of the present application.The present embodiment
Described in data access method, including：
501, SSF/SCF is determining the corresponding dynamic data of the first UDM entities storage target service, but does not store the mesh
The access address of the first UDM entities, the 2nd UDM are sent when the corresponding static data of mark business to the 2nd UDM entities
Entity receives the access address of the first UDM entities.
Wherein, in the present embodiment, data access can be mutually carried out between UDM entities, the UDM entities of public control plane are deposited
Dynamic data required when public control plane NF processing business is stored up, the UDM entities storage in slice is sliced at specific control plane NF
Required dynamic data and static data and when public control plane NF processing business required static data, public when reason business
It is required quiet when the UDM entities of control plane can access the UDM entities in slice to obtain public control plane NF processing business altogether
State data.
In the specific implementation, with the UDM entities that the first UDM entities are public control plane, the 2nd UDM entities are in slice
UDM entities, for target NF is public control plane NF, network slice management can obtain the first UDM entities and the 2nd UDM entities
The data type (i.e. static data and/or dynamic data) of storage, the management of network slice are determining that the first UDM entities are only stored with
The corresponding dynamic data of target service, but when not storing the corresponding static data of target service, send instruction to SSF/SCF and disappear
Breath, to indicate only to be stored with the corresponding dynamic data of target service in the first UDM entities of SSF/SCF, but does not store target service
Corresponding static data, and instruction message also carries access address (such as IP address, port numbers, the account letter of the 2nd UDM entities
Breath, data path etc.).
Further, it is real to send the first UDM according to the access address of the 2nd UDM entities to the 2nd UDM entities by SSF/SCF
The access address of body, the 2nd UDM entities receive the access address of the first UDM entities.
502, the 2nd UDM entities are sent out according to the access address of the first UDM entities to the first UDM entities
Second notification message, the first UDM entities is sent to receive the second notification message, the second notification message carries described
The range of the access address of 2nd UDM entities and the data of the 2nd UDM entities storage.
503, the access address of the 2nd UDM entities described in the first UDM entity records and the 2nd UDM entities storage
Data range.
In the specific implementation, access address of the 2nd UDM entities according to the first UDM entities, second is sent to the first UDM entities
The range of the access address of UDM entities and the data of the 2nd UDM entities storage, the first UDM entities receive and record the 2nd UDM realities
The range of the access address of body and the data of the 2nd UDM entities storage.
In some feasible embodiments, the access address and the 2nd UDM of the 2nd UDM entities of the first UDM entity records
The concrete mode of range of the data of entity storage can also be：The management of network slice is determining that the first UDM entities are only stored with
The corresponding dynamic data of target service, but when not storing the corresponding static data of target service, send instruction to SSF/SCF and disappear
Breath, to indicate only to be stored with the corresponding dynamic data of target service in the first UDM entities of SSF/SCF, but does not store target service
Corresponding static data, and instruction message also carries the access address of the 2nd UDM entities.SSF/SCF is sent out to the first UDM entities
Third notice message, third notice message is sent to carry the access address of the 2nd UDM entities.
Further, the first UDM entities send storage according to the access address of the 2nd UDM entities to the 2nd UDM entities
The range of data obtains request, and the range of the data of the 2nd UDM entities response storage obtains request by the range of the data of storage
The first UDM entities are sent to, to which the first UDM entities receive and record the access address and the 2nd UDM entities of the 2nd UDM entities
The range of the data of storage.
504, the target NF obtains target service request.
505, the target NF is asked according to the target service to the first UDM entity transmission data access requests,
The first UDM entities receive the data access request, and the first UDM is identical with the deployed position of the target NF.
506, the first UDM entities respond the data access request, obtain the corresponding dynamic number of the target service
According to.
In the specific implementation, target NF sends the data access request of target service, data access request to the first UDM entities
Required dynamic data and static data when for request target NF processing business, the first UDM entities receive data access request
The corresponding dynamic data of target service of storage is read afterwards.
507, the first UDM entities determine the corresponding static number of the target service by inquiring pre-recorded information
According to being stored in the 2nd UDM entities, the pre-recorded information includes access address and the institute of the 2nd UDM entities
State the range of the data of the 2nd UDM entities storage.
508, the first UDM entities are sent out according to the access address of the 2nd UDM entities to the 2nd UDM entities
Send the target service corresponding static data access request, the 2nd UDM entities receive the static data access request.
509, the 2nd UDM entities respond the static data access request, and it is corresponding quiet to obtain the target service
State data.
In the specific implementation, the first UDM entities do not store the corresponding static data of target service, it is pre-recorded by inquiring
Information determines that the corresponding static data of target service is stored in the 2nd UDM entities, then the first UDM entities are according to the 2nd UDM realities
The access address of body sends the corresponding static data access request of target service to the 2nd UDM entities, and the 2nd UDM entities receive quiet
State data access request, and the corresponding static data of target service for reading storage.
510, the 2nd UDM entities send the corresponding static data of the target service, institute to the first UDM entities
It states the first UDM entities and receives the corresponding static data of the target service.
511, the first UDM entities send the corresponding static data of the target service and dynamic number to the target NF
According to the target NF receives the corresponding static data of the target service and dynamic data.
In the specific implementation, the 2nd UDM entities send the corresponding static data of target service, the first UDM to the first UDM entities
After entity receives the corresponding static data of target service, the corresponding static data of target service and dynamic number are sent to target NF
According to target NF receives the corresponding static data of target service and dynamic data, to which target NF obtains mesh from the first UDM entities
The corresponding dynamic data of mark business, and by the first UDM entities realize from the 2nd UDM entities obtain target service it is corresponding
Static data.
In the embodiment of the present application, the UDM entities of public control plane store required when public control plane NF processing business move
State data, the UDM entities storage in slice are sliced dynamic data and static data required when specific control plane NF processing business,
And required static data when public control plane NF processing business, the UDM entities of public control plane can access in slice
Required static data when UDM entities are to obtain public control plane NF processing business, public control plane NF are asked in the business of receiving
When asking, the dynamic data needed for processing business is obtained from the UDM entities for the public control plane disposed nearby, and pass through public control
The UDM entities in face processed obtain the static data needed for processing business from the UDM entities in slice, to which NF only need to be with one
UDM entities interact total data required when can obtain processing business, can flexibly, efficiently carry out the visit of data
It asks, adapts to diversified data management demand.
Referring to Fig. 6, for the structural schematic diagram of another data administrator provided by the embodiments of the present application.The present embodiment
Described in data administrator, be applied to include multiple NF and multiple UDM entities network, the NF and the UDM reality
Body is deployed in the public control plane in network slice or outside network slice, and the UDM entities are for storing the NF processing industry
Required static data and/or dynamic data when business, the multiple NF include target NF, and the multiple UDM entities include described
Data administrator, described device include：
Receiving module 601 is asked for receiving the data access that the target NF is sent when getting target service and asking
It asks, the data administrator is identical with the deployed position of the target NF.
Acquisition module 602, for responding the data access request, obtain the corresponding static data of the target service and
Dynamic data.
Sending module 603, for sending the corresponding static data of the target service and dynamic data to the target NF.
In some feasible embodiments, the multiple UDM entities further include the 2nd UDM entities, the data management
Device is different with the deployed position of the 2nd UDM entities, and the acquisition module 602 is specifically used for：
The data access request is responded, the corresponding dynamic data of the target service of storage is obtained.
If the data administrator does not store the corresponding static data of the target service, according to the 2nd UDM
The access address of entity sends the corresponding static data access request of the target service to the 2nd UDM entities.
It is corresponding to receive the target service that the 2nd UDM entities respond the static data access request and send
Static data.
In some feasible embodiments, the network further includes SCF, the receiving module 601, is additionally operable to receive institute
It states SCF and is determining the corresponding dynamic data of the data administrator storage target service, but do not store the target industry
It is engaged in the first notification message sent when corresponding static data, first notification message carries the 2nd UDM entities
Access address.
In some feasible embodiments, the multiple UDM entities further include the 2nd UDM entities, the data management
Device is different with the deployed position of the 2nd UDM entities, and the acquisition module 602 is specifically used for：
The data access request is responded, the corresponding dynamic data of the target service of storage is obtained.
It is pre-recorded by inquiring if the data administrator does not store the corresponding static data of the target service
Information determine that the corresponding static data of the target service is stored in the 2nd UDM entities, the pre-recorded letter
Breath includes the range of the access address of the 2nd UDM entities and the data of the 2nd UDM entities storage.
According to the access address of the 2nd UDM entities, it is corresponding to send the target service to the 2nd UDM entities
Static data access request.
It is corresponding to receive the target service that the 2nd UDM entities respond the static data access request and send
Static data.
In some feasible embodiments, the network further includes SCF, and described device further includes the first logging modle
604, wherein：
The receiving module 601 is additionally operable to the access for receiving the 2nd UDM entities according to the data administrator
Location, the second notification message of transmission, the second notification message carry the access address and described of the 2nd UDM entities
The range of the data of two UDM entities storage, the access address of the data administrator is to determine the data by the SCF
Managing device stores the corresponding dynamic data of the target service, but when not storing the corresponding static data of the target service to
What the 2nd UDM entities were sent.
First logging modle 604, the access address and the 2nd UDM for recording the 2nd UDM entities are real
The range of the data of body storage.
In some feasible embodiments, the network further includes SCF, and described device further includes the second logging modle
605, wherein：
The receiving module 601 is additionally operable to receive the SCF and is determining that the data administrator stores the target industry
It is engaged in corresponding dynamic data, but does not store the third notice message sent when the corresponding static data of the target service, it is described
Third notice message carries the access address of the 2nd UDM entities.
The sending module 603 is additionally operable to the access address according to the 2nd UDM entities, to the 2nd UDM entities
The range for sending the data of storage obtains request.
The receiving module 601, the range for being additionally operable to receive the data that the 2nd UDM entities respond the storage obtain
The range of the data of request and the 2nd UDM entities storage of transmission.
Second logging modle 605, the access address and the 2nd UDM for recording the 2nd UDM entities are real
The range of the data of body storage.
In some feasible embodiments, the static data includes one kind or more in subscription data and policy data
Kind.
In some feasible embodiments, the dynamic data include session information data, user network site and
Connection status data, business context data in it is one or more.
It is understood that the function of each function module of the data administrator of the present embodiment can be according to above method reality
The method specific implementation in example is applied, specific implementation process is referred to the associated description of above method embodiment, herein no longer
It repeats.
In the embodiment of the present application, receiving module 601 receives the target NF in multiple NF and is getting target service request
When the data access request that sends, the first UDM is identical with the deployed position of target NF, and acquisition module 602 responds the data
Access request obtains the corresponding static data of the target service and dynamic data, and sending module 603 sends the mesh to target NF
The corresponding static data of mark business and dynamic data, so as to flexibly, efficiently carry out the access of data.
In the above-described embodiments, can come wholly or partly by software, hardware, firmware or its arbitrary 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.When loading on computers and executing the computer program instructions, all or
It partly generates according to the flow or function described in the embodiment of the present application.The computer can be all-purpose computer, special meter
Calculation machine, computer network or other programmable devices.The computer instruction can be stored in computer readable storage medium
In, or from a computer readable storage medium to the transmission of another computer readable storage medium, for example, the computer
Instruction can pass through wired (such as coaxial cable, optical fiber, number from a web-site, computer, server or data center
User's line (DSL)) or wireless (such as infrared, microwave etc.) mode into another web-site, computer, server or data
The heart is transmitted.The computer readable storage medium can be any usable medium or include that computer can access
The data storage devices such as one or more usable mediums integrated server, data center.The usable medium can be magnetic
Medium (such as floppy disk, hard disk, tape), optical medium (such as DVD) or semiconductor medium (such as solid state disk (Solid
State Disk, SSD)) etc..
To sum up, above example is only to illustrate the technical solution of the application, rather than its limitations；Although with reference to aforementioned reality
Example is applied the application is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each
Technical solution recorded in embodiment is modified or equivalent replacement of some of the technical features；And these are changed
Or it replaces, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution.
Claims (17)
1. a kind of data access method, applied to the net for including multiple network function NF and multiple uniform datas management UDM entities
Network, the NF and the UDM entities are deployed in the public control plane in network slice or outside network slice, the UDM entities
Required static data and/or dynamic data when for storing the NF processing business, the multiple NF includes target NF, described
Multiple UDM entities include the first UDM entities, which is characterized in that the method includes：
The first UDM entities receive the target NF and are getting the data access request sent when target service request, institute
The deployed position for stating the first UDM and target NF is in together in the network slice or the public control plane；
The first UDM entities respond the data access request, obtain the corresponding static data of the target service and dynamic
Data；
The first UDM entities send the corresponding static data of the target service and dynamic data to the target NF.
2. according to the method described in claim 1, it is characterized in that, the multiple UDM entities further include the 2nd UDM entities, institute
It is different with the deployed position of the 2nd UDM entities to state the first UDM entities, in the network slice and the public control plane is each
There are one UDM entities, the first UDM entities respond the data access request, obtain the corresponding static state of the target service
Data and dynamic data, including：
The first UDM entities respond the data access request, obtain the corresponding dynamic data of the target service of storage；
If the first UDM entities do not store the corresponding static data of the target service, the first UDM entities are according to institute
The access address for stating the 2nd UDM entities sends the corresponding static data access of the target service to the 2nd UDM entities and asks
It asks；
The first UDM entities receive the 2nd UDM entities and respond the static data access request and the mesh that sends
The corresponding static data of mark business.
3. according to the method described in claim 2, it is characterized in that, the network further includes slice control function SCF, described the
One UDM entities respond the data access request, before the corresponding dynamic data of the target service for obtaining storage, the side
Method further includes：
The first UDM entities receive the SCF and are determining the corresponding dynamic of the first UDM entities storage target service
Data, but the first notification message sent when the corresponding static data of the target service, first notification message are not stored
Carry the access address of the 2nd UDM entities.
4. according to the method described in claim 1, it is characterized in that, the multiple UDM entities further include the 2nd UDM entities, institute
It is different with the deployed position of the 2nd UDM entities to state the first UDM entities, the first UDM entities respond the data access
Request, obtains the corresponding static data of the target service and dynamic data, including：
The first UDM entities respond the data access request, obtain the corresponding dynamic data of the target service of storage；
If the first UDM entities do not store the corresponding static data of the target service, the first UDM entities are by looking into
It askes pre-recorded information and determines that the corresponding static data of the target service is stored in the 2nd UDM entities, it is described pre-
The information first recorded includes the range of the access address of the 2nd UDM entities and the data of the 2nd UDM entities storage；
The first UDM entities send the mesh according to the access address of the 2nd UDM entities to the 2nd UDM entities
The corresponding static data access request of mark business；
The first UDM entities receive the 2nd UDM entities and respond the static data access request and the mesh that sends
The corresponding static data of mark business.
5. according to the method described in claim 4, it is characterized in that, the network further includes SCF, the first UDM entities are rung
The data access request is answered, before the corresponding dynamic data of the target service for obtaining storage, the method further includes：
The first UDM entities receive access address of the 2nd UDM entities according to the first UDM entities, and the of transmission
Two notification messages, the second notification message carries the access address of the 2nd UDM entities and the 2nd UDM entities are deposited
The range of the data of storage, the access address of the first UDM entities are to determine the first UDM entities storage by the SCF
The corresponding dynamic data of the target service, but to the 2nd UDM when not storing the corresponding static data of the target service
What entity was sent；
The data that the access address of 2nd UDM entities described in the first UDM entity records and the 2nd UDM entities store
Range.
6. according to the method described in claim 4, it is characterized in that, the network further includes SCF, the first UDM entities are rung
The data access request is answered, before the corresponding dynamic data of the target service for obtaining storage, the method further includes：
The first UDM entities receive the SCF and are determining the corresponding dynamic of the first UDM entities storage target service
Data, but the third notice message sent when the corresponding static data of the target service, the third notice message are not stored
Carry the access address of the 2nd UDM entities；
The first UDM entities send storage according to the access address of the 2nd UDM entities to the 2nd UDM entities
The range of data obtains request；
The range that the first UDM entities receive the data that the 2nd UDM entities respond the storage obtains request and sends
The 2nd UDM entities storage data range；
The data that the access address of 2nd UDM entities described in the first UDM entity records and the 2nd UDM entities store
Range.
7. according to the method described in claim 1, it is characterized in that,
The static data includes one in the user contracting data and policy data used in the target service processing procedure
Kind is a variety of.
8. according to the method described in claim 1, it is characterized in that,
The dynamic data is the state and parameter information that the target NF is stored during handling the target service, institute
It states in the context data that dynamic data includes session information data, the network site of user and connection status data, business
It is one or more.
9. a kind of data administrator, applied to the network for including multiple NF and multiple UDM entities, the NF and the UDM are real
Body is deployed in the public control plane in network slice or outside network slice, and the UDM entities are for storing the NF processing industry
Required static data and/or dynamic data when business, the multiple NF include target NF, and the multiple UDM entities include described
Data administrator, which is characterized in that described device includes：
Receiving module is getting the data access request sent when target service request for receiving the target NF, described
Data administrator is identical with the deployed position of the target NF；
Acquisition module obtains the corresponding static data of the target service and dynamic number for responding the data access request
According to；
Sending module, for sending the corresponding static data of the target service and dynamic data to the target NF.
10. device according to claim 9, which is characterized in that the multiple UDM entities further include the 2nd UDM entities, institute
It is different with the deployed position of the 2nd UDM entities to state data administrator, the network is sliced the interior and public control plane
UDM entities there are one each, the acquisition module are specifically used for：
The data access request is responded, the corresponding dynamic data of the target service of storage is obtained；
If the data administrator does not store the corresponding static data of the target service, according to the 2nd UDM entities
Access address, send the corresponding static data access request of the target service to the 2nd UDM entities；
It receives the 2nd UDM entities and responds the static data access request and the corresponding static state of the target service that sends
Data.
11. device according to claim 10, which is characterized in that the network further includes SCF, the receiving module, also
The corresponding dynamic data of the data administrator storage target service is being determined for receiving the SCF, but is not being stored
The first notification message sent when the corresponding static data of the target service, first notification message carry described second
The access address of UDM entities.
12. device according to claim 9, which is characterized in that the multiple UDM entities further include the 2nd UDM entities, institute
It is different with the deployed position of the 2nd UDM entities to state data administrator, the acquisition module is specifically used for：
The data access request is responded, the corresponding dynamic data of the target service of storage is obtained；
If the data administrator does not store the corresponding static data of the target service, by inquiring pre-recorded letter
Breath determines that the corresponding static data of the target service is stored in the 2nd UDM entities, the pre-recorded packet
Include the range of the access address of the 2nd UDM entities and the data of the 2nd UDM entities storage；
According to the access address of the 2nd UDM entities, the corresponding static state of the target service is sent to the 2nd UDM entities
Data access request；
It receives the 2nd UDM entities and responds the static data access request and the corresponding static state of the target service that sends
Data.
13. device according to claim 12, which is characterized in that the network further includes SCF, and described device further includes
One logging modle, wherein：
The receiving module is additionally operable to the access address for receiving the 2nd UDM entities according to the data administrator, sends
Second notification message, the second notification message carry the 2nd UDM entities access address and the 2nd UDM it is real
The range of the data of body storage, the access address of the data administrator are to determine the data management dress by the SCF
To described the when setting the corresponding dynamic data of the storage target service, but not storing the corresponding static data of the target service
What two UDM entities were sent；
First logging modle, what access address and the 2nd UDM entities for recording the 2nd UDM entities stored
The range of data.
14. device according to claim 12, which is characterized in that the network further includes SCF, and described device further includes
Two logging modles, wherein：
The receiving module is additionally operable to receive the SCF and is determining that the data administrator stores the target service and correspond to
Dynamic data, but do not store the third notice message sent when the corresponding static data of the target service, the third is logical
Know that message carries the access address of the 2nd UDM entities；
The sending module is additionally operable to the access address according to the 2nd UDM entities, is deposited to the 2nd UDM entities transmission
The range of the data of storage obtains request；
The receiving module, the range for being additionally operable to receive the data that the 2nd UDM entities respond the storage obtain request and
The range of the data of the 2nd UDM entities storage sent；
Second logging modle, what access address and the 2nd UDM entities for recording the 2nd UDM entities stored
The range of data.
15. device according to claim 9, which is characterized in that
The static data includes one or more in subscription data and policy data.
16. device according to claim 9, which is characterized in that
The dynamic data includes the context number of session information data, the network site of user and connection status data, business
It is one or more in.
17. a kind of data administrator, which is characterized in that including：Processor, transceiver and memory, it is the processor, described
Transceiver is connected with the memory by bus, and the memory is stored with executable program code, and the transceiver is by institute
The control for stating processor is used for messaging, and the processor is executed for calling the executable program code as right is wanted
Seek the data access method described in any one of 1~8.
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