CN105812272A - Processing method of service chain, device and system - Google Patents

Processing method of service chain, device and system Download PDF

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Publication number
CN105812272A
CN105812272A CN201410834211.5A CN201410834211A CN105812272A CN 105812272 A CN105812272 A CN 105812272A CN 201410834211 A CN201410834211 A CN 201410834211A CN 105812272 A CN105812272 A CN 105812272A
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business chain
business
information
entity
application
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CN105812272B (en
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时书锋
王晓燕
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to PCT/CN2015/079387 priority Critical patent/WO2015188682A1/en
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Abstract

The embodiment of the invention relates to a processing method of a service chain, a device and a system. The method comprises the steps that a policy and charging rules function (PCRF) body receives a credit control request message sent by an application detection body, and the credit control request message comprises application starting information when a user terminal accesses an application obtained by the application detection body; the PCRF body sends a service chain path request message to a service controller, and the service chain path request message comprises the attribute information for carrying out service processing on the application determined by the PCRF body according to the application starting information; the PCRF body receives the path identification information of the service chain sent by the service controller according to the attribute information of the service chain; and the PCRF body sends a credit control response message to the application detection body, and the credit control response message comprises path identification information such that the application detection body carries out forwarding processing on the received data packet sent by the user terminal according to the path identification information.

Description

The processing method of business chain, device and system
Technical field
The present embodiments relate to communication technique field, particularly relate to the processing method of a kind of business chain, device and system.
Background technology
Currently, common carrier deploys a series of business enabler on the communication link, and in order to provide pipeline value-added service, the various combination of business enabler is referred to as business chain.Business chain can provide different types of function, such as: (Hypertexttransferprotocol is called for short: the business functions such as HTTP) head enhancing, fire wall can to provide video optimized (Videooptimization), network (Web) buffer memory, HTML (Hypertext Markup Language).
nullCommon carrier can realize the deployment to business chain by following critical component: business configuration management system、Strategy and charging rule functions (PolicyandChargingRulesFunction，It is called for short: PCRF) entity、Gateway (GateWay，It is called for short: GW)、Route (ServiceBasedRouting based on business，It is called for short: SBR) entity、Service controller (ServiceController)、Load balancing node and service switch (ServiceSwitch)，Wherein，SBR entity it be also possible to use traffic classifier (TrafficClassifier，It is called for short: TC) replace，Load balancing node is connected with at least one business enabler.
In prior art, the detailed process being realized business function by business chain is as follows: service controller gets the description information of business chain from business configuration management system.Service controller also gets network topological information from service switch；According to network topological information, service controller determines the kind of the load balancing node disposed in network, and generates the routing rule table of business chain；Service controller sends the routing rule table of business chain to service switch and SBR entity.PCRF entity gets the description information of business chain from business configuration management system.Wherein, the description information of described business chain is specifically as shown in table 1.
The description information of table 1 business chain
The mark of business chain Business chain
Business chain 1 Video Cache<--->NAT
Business chain 2 Video Optimization<--->FW<--->NAT
…… ……
In table 1, the corresponding business chain configured of mark of each business chain, every business chain is made up of multiple types of service, and each type of service show also the type of the business enabler constituting business chain.
After service controller sends the routing rule table of business chain to service switch and SBR entity, notice its ordered application of SBR entity of PCRF entity；When SBR entity detects the application that user terminal access is subscribed to, send to PCRF entity and report subscription application request message；PCRF entity according to reporting subscription application request message, select from the description information of business chain with apply corresponding and for the business chain configured the mark obtaining this business chain；PCRF entity sends the mark of business chain to SBR entity, so that when SBR entity receives the packet that user terminal sends, forwarding the packet to service switch according to the routing rule table of the mark of business chain and business chain.The service switch routing rule table according to business chain, is forwarded to load balancing node by the packet that SBR entity forwards.The business enabler that can process same business, according to load-balancing algorithm, is selected by load balancing node, and the packet that switch forwards is forwarded to the business enabler selected, the business enabler selected packet is carried out Business Processing.After packet is carried out Business Processing by the business enabler selected, forward the packet to service switch again, service switch is again according to the routing rule table of business chain, forward the packet to another load balancing node place, until packet is according to the type of service constituting business chain, complete whole Business Processing.
But, the technical scheme that prior art provides also exposes following defect: 1) each load balancing node is both needed to preserve the session state information communicated between the business enabler of ownership so that in prior art, real-time performance is complicated；2) business chain is not easy to extension.Such as, assume there is network address translation (NetworkAddressTranslation, NAT), fire wall (FireWall it is called for short:, FW), video cache (VideoCache), Videooptimization4 kind type of service it is called for short:, then business configuration management any 1,2,3,4 types of service of Systematic selection can form a business chain, if business configuration management system has formerly configured a plurality of business chain, but the lifting along with common carrier value-added service kind so that business chain is not easy to extension.
Summary of the invention
Embodiments provide the processing method of a kind of business chain, device and system, solve network design in prior art complicated, and the problem that business chain not easily extends.
In first aspect, embodiments providing the processing method of a kind of business chain, described method includes:
Policy and charging control function PCRF entity receives the credit control request information that applying detection entity sends, and described credit control request information includes the application log-on message during user terminal access application of described applying detection entity acquisition；
Described PCRF entity sends business chain path request message to service controller, and described business chain path request message includes the attribute information of the business chain for described application carries out Business Processing that described PCRF entity is determined according to described application log-on message；
Described PCRF entity receives the ID of trace route path information of the described business chain that described service controller sends according to the attribute information of described business chain；
Described PCRF entity sends diameter credit control response message to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process.
In the implementation that the first is possible, the attribute information of described business chain includes traffic type information；
Described PCRF entity specifically includes according to the attribute information of the business chain for described application carries out Business Processing that described application log-on message is determined:
According to the application identities that described application log-on message includes, described PCRF entity determines at least one traffic type information for described application carries out Business Processing.
In conjunction with the first possible implementation of first aspect, in the implementation that the second is possible, the attribute information of described business chain also includes Business Processing order information；
Described PCRF entity specifically includes according to the attribute information of the business chain for described application carries out Business Processing that described application log-on message is determined:
According to the application identities that described application log-on message includes, described PCRF entity determines at least one traffic type information for described application carries out Business Processing；
According to traffic type information at least one described, described PCRF entity determines the Business Processing order information for described application carries out Business Processing.
In conjunction with first aspect or first aspect the first, the possible implementation of the second, in the implementation that the third is possible, described business chain path request message also includes the address information of described applying detection entity, and the address information of described applying detection entity sends the routing rule table of described business chain for making described service controller to described applying detection entity.
In conjunction with first aspect or first aspect the first, the second, the third possible implementation, in the 4th kind of possible implementation, described PCRF entity sends diameter credit control response message to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process and specifically includes:
Described PCRF entity sends diameter credit control response message to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that the routing rule table that described applying detection entity is according to described ID of trace route path information with the business chain of the described service controller transmission received, the described packet that the described user terminal received is sent carries out forward process.
In conjunction with first aspect or first aspect the first, the second, the third, the 4th kind of possible implementation, in the 5th kind of possible implementation, described applying detection entity is specially policy and charging enforcement function PCEF entity or stream router.
In second aspect, embodiments providing the process device of a kind of business chain, described device includes: receives unit, determine unit and transmitting element；
Described reception unit, for receiving the credit control request information that applying detection entity sends, described credit control request information includes the application log-on message during user terminal access application of described applying detection entity acquisition；
Described determine unit, for determining the attribute information of the business chain for described application being carried out Business Processing according to described application log-on message；
Described transmitting element, for sending business chain path request message to service controller, described business chain path request message includes the described attribute information determining described business chain that unit determines；
Described reception unit is additionally operable to, and receives the ID of trace route path information of the described business chain that described service controller sends according to the attribute information of described business chain；
Described transmitting element is additionally operable to, diameter credit control response message is sent to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process.
In the implementation that the first is possible, the attribute information of the described business chain that described transmitting element sends includes traffic type information；
Described determine unit specifically for, according to the application identities that described application log-on message includes, it is determined that for described application being carried out at least one traffic type information of Business Processing.
In conjunction with the first possible implementation of second aspect, in the implementation that the second is possible, the attribute information of the described business chain that described transmitting element sends also includes Business Processing order information；
Described determine unit specifically for, according to the application identities that described application log-on message includes, it is determined that for described application being carried out at least one traffic type information of Business Processing；
According to traffic type information at least one described, it is determined that for described application being carried out the Business Processing order information of Business Processing.
In conjunction with second aspect or second aspect the first, the possible implementation of the second, in the implementation that the third is possible, the described business chain path request message that described transmitting element sends also includes the address information of described applying detection entity, and the address information of described applying detection entity sends the routing rule table of described business chain for making described service controller to described applying detection entity.
In conjunction with second aspect or second aspect the first, the second, the third possible implementation, in the 4th kind of possible implementation, described transmitting element specifically for, diameter credit control response message is sent to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that the routing rule table that described applying detection entity is according to described ID of trace route path information with the business chain of the described service controller transmission received, the described packet that the described user terminal received is sent carries out forward process.
In the third aspect, embodiments providing the process system of a kind of business chain, described system includes: policy and charging control function PCRF entity and service controller；
Described PCRF entity, for receiving the credit control request information that applying detection entity sends, described credit control request information includes the application log-on message during user terminal access application of described applying detection entity acquisition, the attribute information of business chain for described application being carried out Business Processing is determined according to described application log-on message, and sending business chain path request message to described service controller, described service link includes the attribute information of described business chain through request message；
Described service controller, for receive described PCRF entity send described service link through request message, attribute information according to described business chain is described business chain distribution ID of trace route path information, and sends the ID of trace route path information of described business chain to described PCRF entity；
Described PCRF entity is additionally operable to, receive the ID of trace route path information of the described business chain that described service controller sends, and send diameter credit control response message to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process.
Therefore, by applying the processing method of the business chain that the embodiment of the present invention provides, device and system, PCRF entity determines the business chain that application carries out Business Processing according to the application log-on message that applying detection entity sends, and the attribute information of business chain is sent to service controller, so that the attribute information that service controller is according to business chain, ID of trace route path information is distributed for business chain, the ID of trace route path information that service controller is sent by PCRF entity is forwarded to applying detection entity, make applying detection entity according to ID of trace route path information, the packet that the user terminal received is sent carries out forward process.Solve owing to deployment load balancing node causes that network design is complicated in prior art, and the problem that business chain not easily extends.Achieve and network is no longer disposed load balancing node, meanwhile, on-demand establishment business chain, adapt to changeable mobile Internet business model, promote the motility and extensibility that create business chain.
Accompanying drawing explanation
The process system architecture diagram of the business chain that Fig. 1 provides for the embodiment of the present invention one；
The process flow figure of the business chain that Fig. 2 provides for the embodiment of the present invention two；
The process flow figure of the business chain that Fig. 3 provides for the embodiment of the present invention three；
The processing method signaling diagram of a kind of business chain that Fig. 4 provides for the embodiment of the present invention；
The process apparatus structure schematic diagram of the business chain that Fig. 5 provides for the embodiment of the present invention four；
The process device hardware architecture diagram of the business chain that Fig. 6 provides for the embodiment of the present invention five.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
For ease of the understanding to the embodiment of the present invention, being further explained explanation below in conjunction with accompanying drawing with specific embodiment, embodiment is not intended that the restriction to the embodiment of the present invention.
Embodiment one
The system architecture that the processing method of the business chain that the embodiment of the present invention provides is applied, the process system architecture diagram of the business chain that Fig. 1 provides for the embodiment of the present invention is described in detail below for Fig. 1.Described system can be applicable under mobile Internet business model.As it is shown in figure 1, described system includes: applying detection entity 110, PCRF entity 120 and service controller 130.
Described PCRF entity 120, for receiving the credit control request information that applying detection entity 110 sends, described credit control request information includes the application log-on message during user terminal access application of described applying detection entity acquisition, the attribute information of business chain for described application being carried out Business Processing is determined according to described application log-on message, and sending business chain path request message to described service controller 130, described service link includes the attribute information of described business chain through request message；
Described service controller 130, for receive described PCRF entity 120 send described service link through request message, attribute information according to described business chain is described business chain distribution ID of trace route path information, and sends the ID of trace route path information of described business chain to described PCRF entity 120；
Described PCRF entity 120 is additionally operable to, receive the ID of trace route path information of the described business chain that described service controller 130 sends, and send diameter credit control response message to described applying detection entity 110, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity 110 is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process.
Specifically, user terminal accesses a certain application according to the operational order of user, is accessed for applying the access instruction sent according to user terminal, carries out self-starting and provides corresponding service for user terminal.Applying detection entity 110 performs step 10, namely the application log-on message of application is obtained, application log-on message is carried at credit control request information (CreditControlRequest, abbreviation: in CCR), send credit control request information to PCRF entity 120.
After PCRF entity 120 receives CCR message, according to the application log-on message carried, PCRF entity 120 performs step 20, namely determines the business for application carries out Business Processing, sends the business chain path request message of the attribute information with business chain to service controller 130.
Further, in embodiments of the present invention, the attribute information of described business chain includes traffic type information.According to described application log-on message, what described PCRF entity 120 performed determines that the attribute information of the business chain for described application carries out Business Processing specifically includes: the application identities included according to application log-on message, it is determined that for application carries out at least one traffic type information of Business Processing.
In one example, described application is specially Online Video application, then the application identities that application log-on message includes is designated as Online Video.PCRF entity 120 is according to Online Video, it is determined that Online Video carries out at least one traffic type information of Business Processing, it is determined that traffic type information particularly as follows: Class1: NAT business；Type 2:VideoCache business and type 3:FW business.At least one traffic type information determined is carried in the attribute information of business chain by PCRF entity 120.
Further, in embodiments of the present invention, the attribute information of described business chain also includes Business Processing order information.In actual applications, PCRF entity 120, while determining the traffic type information that application carries out Business Processing, may further determine that for the Business Processing order that traffic type information is corresponding.According to described application log-on message, what described PCRF entity 120 performed determines that the attribute information of the business chain for described application carries out Business Processing specifically includes: the application identities included according to application log-on message, it is determined that for application carries out at least one traffic type information of Business Processing；According at least one traffic type information, it is determined that for application being carried out the Business Processing order information of Business Processing.
In another example, PCRF entity 120 is according to Online Video, it is determined that for Online Video carries out at least one traffic type information of Business Processing；According at least one traffic type information, PCRF entity 120 determines the Business Processing order information for Online Video carries out Business Processing.Such as, PCRF entity 120 is after determining Class1, type 2 and type 3, it is determined that traffic type information corresponding Business Processing order, it is determined that Business Processing order be: type 3, type 2, Class1；Or, Business Processing order is: type 2, type 3, Class1 etc..
Further, in embodiments of the present invention, the attribute information of described business chain includes business chain identification information.According to described application log-on message, what described PCRF entity 120 performed determines that the attribute information of the business chain for described application carries out Business Processing specifically includes: the application identities included according to application log-on message, it is determined that for application carries out the business chain identification information of Business Processing.
In one example, described application is specially Online Video application, determining and be designated the business chain of 1 and process for Online Video carries out business chain, the business chain of business chain mark 1 representative describes information and is pre-configured to be in described PCRF entity and described service controller respectively physically.Such as: the business chain of business chain mark 1 representative is: type 3-> type 2-> Class1.
It should be noted that in embodiments of the present invention, PCRF entity may also be combined with the information such as network and user's signing, and then determines the attribute information of business chain.
Service controller 130, after receiving business chain path request message, performs step 30, the i.e. attribute information according to business chain, distributes ID of trace route path information for business chain, and sends the ID of trace route path information of business chain to PCRF entity 120.In embodiments of the present invention, the service controller 130 attribute information according to business chain, random for business chain distribution ID of trace route path information.
PCRF entity 120 is after receiving the ID of trace route path information of business chain, perform step 40, namely diameter credit control response message (CreditControlAnswer is sent to applying detection entity 110, it is called for short: CCA), described diameter credit control response message includes ID of trace route path information, so that applying detection entity 110 is according to ID of trace route path information, the packet that the user terminal received is sent carries out forward process.
It is understood that applying detection entity 110 is after receiving the ID of trace route path information that PCRF entity 120 sends, set up the corresponding relation of ID of trace route path information and application.So that the application identities when receiving the packet that user terminal sends, according to the application correspondence that packet belongs to, it is determined that corresponding ID of trace route path information.
Alternatively, in embodiments of the present invention, described system also includes: at least one business enabler 140；
Described service controller 130 is additionally operable to, attribute information according to described business chain, select the described business enabler constituting described business chain, according to the network topological information stored and the described business enabler selected, it is determined that the business chain path corresponding with described business chain.
Specifically, service controller 130 is after being assigned ID of trace route path information for business chain, attribute information according to business chain selects at least one the business enabler 140 constituting business chain, according to the network topological information stored and the business enabler 140 selected, service controller 130 determines the business chain path corresponding with business chain.
It is understandable that, in a communications system, there is multiple business enabler and realize the situation of same business function, such as, business enabler 1, business enabler 2, business enabler 3 all can realize NAT business, service controller can take situation according to the currently processed packet of each business enabler, treatment effeciency, working business enabler 1, business enabler 2, business enabler 3 is selected 1 business enabler as constituting the business enabler realizing NAT business in business chain, in like manner, Service control selects the business enabler realizing VideoCache business and FW business.
It should be noted that, in one implementation, service controller 130 can first according to the attribute information of business chain be business chain distribution ID of trace route path information, and send ID of trace route path information to PCRF entity, service controller 130 is further according to the attribute information of the network topological information stored and business chain, determine the business chain path corresponding with business chain, certainly in this implementation, send ID of trace route path information to PCRF and determine business chain path dividing without sequencing；In another kind of implementation, service controller 130 can first attribute information according to the network topological information that stored and described business chain, determine the business chain path corresponding with business chain, further according to the business chain path determined, service controller 130 distributes ID of trace route path information for business chain, and sends ID of trace route path information to PCRF entity.
Alternatively, described system also includes service switch 150, and service switch 150 is connected with multiple business enablers 140.
Described service controller 130 is additionally operable to, according to described business chain path, it is determined that the routing rule table of business chain, and sends the routing rule table of described business chain respectively to described applying detection entity 110 and described service switch 150；
Described applying detection entity 110 is additionally operable to, and receives the routing rule table of the described business chain that described service controller 130 sends, the routing rule table according to described ID of trace route path information and described business chain, described packet is forwarded to described service switch 150；
Described service switch 150, for receiving the routing rule table of the described business chain that described service controller 130 sends, routing rule table according to described business chain, is forwarded to the described business enabler 150 of correspondence by the described packet that described applying detection entity 110 forwards.
Specifically, service controller 130 is after determining the business chain path corresponding with business chain, perform step 50, namely according to business chain path, determine the routing rule table of business chain, the routing rule table of described business chain has specifically included ID of trace route path information and the down hop routing iinformation of every business chain.Service controller 130 also sends the routing rule table of business chain to applying detection entity 110 and service switch 150.
After business detection entity 110 receives the routing rule table of business chain, the routing rule table according to ID of trace route path information and described business chain, forward the packet to service switch 150.
Service switch 150, after receiving the routing rule table of business chain, the routing rule table according to business chain, forward the packet to the business enabler 140 of correspondence.
In embodiments of the present invention, service controller 130 generates the routing rule table of multiple business chain, the down hop routing iinformation that the routing rule table of each business chain includes can differ, and described down hop routing iinformation is the next equipment of packet forwarding or the port numbers etc. of the IP address of network element or MAC Address or equipment or network element.
Such as, the business chain path that service controller 130 is determined is FW business enabler 3-> VideoCache business enabler 2-> NAT business enabler 1, and business chain path identification information is 10.
ID of trace route path information that the routing rule table of the business chain that service controller 130 sends to applying detection entity 110 includes business chain and the IP address of service switch being connected with FW business enabler 3 or MAC Address.Service controller 130 issues the routing rule table of 3 business chain successively to service switch 150, and the routing rule table of each business chain all includes the ID of trace route path information of business chain and the port numbers of 1 business enabler.Such as, the first via of the business chain that service switch 150 receives is included the ID of trace route path information of business chain and the port numbers of FW business enabler 3 by rule list；The secondary route rule list of the business chain that service switch 150 receives includes the ID of trace route path information of business chain and the port numbers of VideoCache business enabler 2；3rd routing rule table of the business chain that service switch 150 receives includes the ID of trace route path information of business chain and the port numbers of NAT business enabler 1.
Further, when applying detection entity 110 receives the packet that user terminal sends, the application that detection packet belongs to, application identities according to its correspondence is (such as, application identities is designated as Online Video), determine the ID of trace route path information (such as, ID of trace route path information is 10) of correspondence.Applying detection entity 110 is according to ID of trace route path information, it is determined that the routing rule table of business chain, and obtains IP address or the MAC Address of service switch 150 from routing rule table.Applying detection entity 110 forwards the packet to service switch 150.
Service switch 150 according to the first via of business chain by rule list, the packet that applying detection entity 110 forwards is forwarded to FW business enabler 3, packet is carried out Business Processing by FW business enabler 3, and the packet after Business Processing is forwarded back to service switch 150.Service switch 150 is again according to the secondary route rule list of business chain, forward the packet to VideoCache business enabler 2, packet is carried out Business Processing by VideoCache business enabler 2, and the packet after Business Processing is forwarded back to service switch 150.Service switch 150, again according to the 3rd routing rule table of business chain, forwards the packet to NAT business enabler 1, NAT business enabler 1 and packet carries out Business Processing, and the packet after Business Processing is forwarded back to service switch 150.
Service switch 150 determines that packet has completed whole Business Processing, then the purpose IP address carried according to packet, forwards the packet to equipment or the network element place of the instruction of purpose IP address.
Alternatively, PCRF entity 120 also includes the address information of applying detection entity to the business chain path request message that service controller 130 sends, and the address information of described applying detection entity is for making service controller 130 send the routing rule table of business chain to applying detection entity 110.By this step, the routing rule table of the business chain that applying detection entity 110 issues according to ID of trace route path information and service controller 130 can be made, packet is carried out forward process.
Alternatively, in embodiments of the present invention, also can the address information of applying detection entity 110 be previously stored in the memorizer of service controller 130, now, PCRF entity 120 no longer sends the address information of applying detection entity to service controller 130, the service controller 130 address information according to the applying detection entity 110 stored, sends the routing rule table of business chain to applying detection entity 110.
Correspondingly, PCRF entity 120 specifically for, diameter credit control response message is sent to applying detection entity 110, described diameter credit control response message includes ID of trace route path information, so that the routing rule table that applying detection entity 110 is according to ID of trace route path information with the business chain of service controller 130 transmission received, the packet that the user terminal received is sent carries out forward process.
It should be noted that in embodiments of the present invention, service controller 130 sends the routing rule table of business chain to applying detection entity 110 and sends ID of trace route path information with service controller 130 to PCRF entity 120 and can be not intended to sequential relationship.
Therefore, by applying the process system of the business chain that the embodiment of the present invention provides, solve network design in prior art complicated, and the problem that business chain not easily extends.Achieve and network is no longer disposed load balancing node, meanwhile, on-demand establishment business chain, adapt to changeable mobile Internet business model, promote the motility and extensibility that create business chain.
Embodiment two
For ease of the understanding to the embodiment of the present invention, being further explained explanation below in conjunction with accompanying drawing with specific embodiment, embodiment is not intended that the restriction to the embodiment of the present invention.
Describe the processing method of the business chain that the embodiment of the present invention one provides below in detail for Fig. 2, this method can be applied in the process system of aforementioned business chain.The process flow figure of the business chain that Fig. 2 provides for the embodiment of the present invention two, subject of implementation is PCRF entity in embodiments of the present invention.As in figure 2 it is shown, this embodiment specifically includes following steps:
Step 210, policy and charging control function PCRF entity receive the credit control request information that applying detection entity sends, and described credit control request information includes the application log-on message during user terminal access application of described applying detection entity acquisition.
Specifically, user terminal accesses a certain application (such as according to the operational order of user, Online Video is applied), it is accessed for the access instruction that Online Video application sends according to user terminal, carry out self-starting and provide corresponding Video service for user terminal, applying detection entity obtains the application log-on message of Online Video application, application log-on message is carried in credit control request information (CCR), sends credit control request information to PCRF entity.
PCRF entity receives the credit control request information that applying detection entity sends.
Further, in embodiments of the present invention, described applying detection entity is specially policy and charging control (PolicyandChargingControl, abbreviation: PCEF) entity or stream router.
In one implementation, when applying detection entity is specially PCEF entity, before performing step 210, PCRF entity also carries out the interactive communication of multi-step with PCEF entity, so that PCRF entity sets up communication connection with PCEF entity, this interactive communication is prior art, is only briefly described at this.PCEF entity sends CCR message to PCRF entity, and Gx session is set up in request；PCRF entity sends CCA message to PCEF entity after carrying out charging policy decision-making, sets up Gx session with PCEF entity；PCRF entity informs its ordered application of PCEF entity；The application that PCRF entity notice is subscribed to by PCEF entity detects, and when the application that user terminal access is subscribed to being detected, PCEF entity sends the CCR message carrying application log-on message in this step to PCRF entity.
In another kind of implementation, when applying detection entity is specially stream router, before performing step 210, PCRF entity also carries out the interactive communication of multi-step with PCEF entity, stream router, so that PCRF entity sets up communication connection with PCEF entity, stream router, this interactive communication is prior art, is only briefly described at this.Communicating mutual between PCRF entity and PCEF entity, after setting up Gx session, PCRF entity sends TSR message to stream router, and Sd session its ordered application of notification streams router in the Sd session set up are set up in request；Stream is detected by the application that PCRF entity notice is subscribed to, and when the application that user terminal access is subscribed to being detected, stream router sends the CCR message carrying application log-on message in this step to PCRF entity.
Step 220, described PCRF entity send business chain path request message to service controller, and described business chain path request message includes the attribute information of the business chain for described application carries out Business Processing that described PCRF entity is determined according to described application log-on message.
Specifically, after PCRF entity receives CCR message, carry out CCR message resolving and therefrom extracting application log-on message.According to application log-on message, PCRF entity determines the attribute information of the business chain for application carries out Business Processing.Namely described application is the application of the user terminal access of PCEF entity detection.
Further, in embodiments of the present invention, the attribute information of described business chain includes traffic type information.Described PCRF entity specifically includes according to the attribute information of the business chain for described application carries out Business Processing that described application log-on message is determined:
According to the application identities that application log-on message includes, PCRF entity determines at least one traffic type information for application carries out Business Processing.
In one example, described application is specially Online Video application, then the application identities that application log-on message includes is designated as Online Video.PCRF entity is according to Online Video, it is determined that Online Video carries out at least one traffic type information of Business Processing, it is determined that traffic type information particularly as follows: Class1: NAT business；Type 2:VideoCache business and type 3:FW business.It is understood that the traffic type information that PCRF entity is determined, that is to say the type of the business enabler constituting business chain.According to the above-mentioned traffic type information determined, PCRF entity also determines that the business chain that Online Video carries out Business Processing.Such as, it is determined that business chain particularly as follows: type 3-> type 2-> Class1.
Further, in embodiments of the present invention, the attribute information of described business chain also includes Business Processing order information.In actual applications, PCRF entity, while determining the traffic type information that application carries out Business Processing, may further determine that for the Business Processing order that traffic type information is corresponding.PCRF entity is according to Online Video, it is determined that for Online Video carries out at least one traffic type information of Business Processing；According at least one traffic type information, PCRF entity determines the Business Processing order information for Online Video carries out Business Processing.Such as, PCRF is after determining Class1, type 2 and type 3, it is determined that traffic type information corresponding Business Processing order, it is determined that Business Processing order be: type 3, type 2, Class1；Or, Business Processing order is: type 2, type 3, Class1 etc..It should be noted that in embodiments of the present invention, PCRF entity may also be combined with the information such as network and user's signing, and then determines the attribute information of business chain.
PCRF entity sends business chain path request message to service controller, and described request message includes the attribute information of business chain.
It is understandable that, PCRF entity is before sending business chain path request message to service controller, PCRF entity and service controller are configured by management personnel respectively, so that PCRF entity and service controller have the data format of transfering of unified traffic type information and business chain.
PCRF entity is according to applying log-on message, and then determines the attribute information of business chain, solves the problem that business chain in prior art not easily extends.Achieve on-demand establishment business chain, adapt to changeable mobile Internet business model, promote the motility and extensibility that create business chain.
Yet further, in embodiments of the present invention, the attribute information of described business chain includes business chain identification information.Described PCRF entity specifically includes according to the attribute information of the business chain for described application carries out Business Processing that described application log-on message is determined:
According to the application identities that application log-on message includes, PCRF entity determines the business chain identification information for application carries out Business Processing.
In one example, PCRF entity is according to Online Video, it is determined that the business chain identification information that Online Video carries out Business Processing is business chain mark 1.Wherein it is determined that the method for business chain mark may is that PCRF inquires about pre-configured business chain and describes information and can obtain business chain to identify the business chain of 1 correspondence be type 3-> type 2-> Class1.Wherein, the business chain of business chain mark 1 representative describes information and is pre-configured to be in described PCRF entity and described service controller respectively physically.
Step 230, described PCRF entity receive the ID of trace route path information of the described business chain that described service controller sends according to the attribute information of described business chain.
Further, business chain path request message, after receiving business chain path request message, is resolved and therefrom extracts the attribute information of business chain by service controller.Attribute information according to business chain, distributes ID of trace route path information for business chain.In embodiments of the present invention, the service controller 130 attribute information according to business chain, random for business chain distribution ID of trace route path information.Such as: business chain: type 3-> the ID of trace route path information of type 2-> Class1 is 10.
Service controller is after business chain path allocation ID of trace route path information, sends ID of trace route path information to PCRF entity.
Further, the traffic type information that service controller also can include according to the attribute information of business chain, service controller selects at least one the business enabler constituting business chain, according to the network topological information stored and the business enabler selected, service controller determines the business chain path corresponding with business chain.
The attribute information of business chain may also include Business Processing order information, service controller also can according to traffic type information and Business Processing order information, determine business chain, and select at least one the business enabler constituting business chain, according to the network topological information stored and the business enabler selected, service controller determines the business chain path corresponding with business chain.
Optionally, the attribute information of business chain can include business chain identification information, service controller also can determine business chain according to business chain identification information, and select at least one the business enabler constituting business chain, according to the network topological information stored and the business enabler selected, service controller determines the business chain path corresponding with business chain.
It is understandable that, in a communications system, there is multiple business enabler and realize the situation of same business function, such as, business enabler 1, business enabler 2, business enabler 3 all can realize NAT business, service controller can take situation according to the currently processed packet of each business enabler, treatment effeciency, working business enabler 1, business enabler 2, business enabler 3 is selected 1 business enabler as constituting the business enabler realizing NAT business in business chain, in like manner, service controller selects the business enabler realizing VideoCache business and FW business.
In embodiments of the present invention, the attribute information of the business chain that service controller sends according to PCRF entity determines the ID of trace route path information of business chain, owing to this ID of trace route path information can be identified for that business chain path, that is, service controller can select to constitute the business enabler of business chain, solve in prior art and selected service controller by load balancing node, load balancing node is both needed to preserve the session state information communicated between the business enabler of ownership, cause the problem that in prior art, real-time performance is complicated, achieve and network is no longer disposed load balancing node, simplify network structure.
It should be noted that, in one implementation, service controller can first according to the attribute information of business chain be business chain distribution ID of trace route path information, and send ID of trace route path information to PCRF entity, service controller is further according to the attribute information of the network topological information stored and business chain, it is determined that the business chain path corresponding with business chain；In another kind of implementation, service controller can first attribute information according to the network topological information that stored and described business chain, determine the business chain path corresponding with business chain, further according to the business chain path determined, service controller is business chain distribution ID of trace route path information, and sends ID of trace route path information to PCRF entity.
Step 240, described PCRF entity send diameter credit control response message to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process.
Specifically, after PCRF entity receives the ID of trace route path information that service controller sends, diameter credit control response message is sent to applying detection entity, described diameter credit control response message includes ID of trace route path information, so that applying detection entity is according to ID of trace route path information, the packet that the user terminal received is sent carries out forward process, i.e. applying detection entity forwards the packet to the service switch of down hop.
It is understood that applying detection entity is after receiving the ID of trace route path information that PCRF entity sends, set up the corresponding relation of ID of trace route path information and application.So that when receiving the packet that user terminal sends, being belonged to, according to packet, the application identities that application is corresponding, it is determined that corresponding ID of trace route path information.
According to aforesaid example, PCRF entity sends diameter credit control response message to PCEF entity, and described diameter credit control response message includes ID of trace route path information, and PCEF entity is when receiving the packet that user terminal sends, according to ID of trace route path information, packet is carried out forward process；
Or, PCRF entity sends diameter credit control response message to stream router, and described diameter credit control response message includes described ID of trace route path information, and stream router is when receiving the packet that user terminal sends, according to ID of trace route path information, packet is carried out forward process.
Further, packet, after receiving the packet that user terminal sends, is carried out dissection process, obtains the application identities carried, according to application identities from user data package by applying detection entity, it is determined that corresponding ID of trace route path information.Applying detection entity is by the ID of trace route path Information encapsulation determined in the packet (such as, can by ID of trace route path Information encapsulation in the VLAN identification field of packet), and the routing rule table of business chain sent according to service controller forwards the packet to the service switch of down hop.
Therefore, by applying the processing method of the business chain that the embodiment of the present invention provides, PCRF entity determines the business chain that application carries out Business Processing according to the application log-on message that applying detection entity sends, and the attribute information of business chain is sent to service controller, so that service controller is business chain distribution ID of trace route path information according to the attribute information of business chain, the ID of trace route path information that service controller is sent by PCRF entity is forwarded to applying detection entity, make applying detection entity according to ID of trace route path information, the packet that the user terminal received is sent carries out forward process.Solve owing to deployment load balancing node causes that network design is complicated in prior art, and the problem that business chain not easily extends.Achieve and network is no longer disposed load balancing node, meanwhile, on-demand establishment business chain, adapt to changeable mobile Internet business model, promote the motility and extensibility that create business chain.
Alternatively, in embodiment of the present invention step 230, PCRF entity also includes the address information of applying detection entity to the business chain path request message that service controller sends, and the address information of described applying detection entity sends the routing rule table of business chain for making service controller to applying detection entity.By this step, the routing rule table of the business chain that applying detection entity issues according to described ID of trace route path information and described service controller can be made, packet is carried out forward process.
According to aforesaid example, when PCRF entity communicates mutual between PCEF entity, the address information of self is reported PCRF entity by PCEF entity, and the address information of PCEF entity is stored by PCRF entity；Or
When PCRF entity communicates mutual between stream router, the address information of self is reported PCRF entity by stream router, and the address information of stream router is stored by PCRF entity.
The PCEF entity of acquisition or the address information of stream router are carried in business chain path request message by PCRF entity, and send business chain path request message to service controller, the service controller address information according to PCEF entity or stream router, sends the routing rule table of business chain to PCEF entity or stream router.
Alternatively, in embodiments of the present invention, also can the address information of applying detection entity be previously stored in the memorizer of service controller, now, PCRF entity no longer sends the address information of applying detection entity to service controller, the service controller address information according to the applying detection entity stored, sends the routing rule table of business chain to applying detection entity.
Correspondingly, step 240 is particularly as follows: PCRF entity sends diameter credit control response message to applying detection entity, described diameter credit control response message includes ID of trace route path information, so that the routing rule table that applying detection entity is according to ID of trace route path information with the business chain of the service controller transmission received, the packet that the user terminal received is sent carries out forward process.
It should be noted that in embodiments of the present invention, the routing rule table that service controller sends business chain to applying detection entity can be not intended to sequential relationship with service controller to PCRF entity transmission ID of trace route path information.
When applying detection entity has been received by the ID of trace route path information that PCRF entity sends, and when receiving the packet of user terminal transmission at this moment, then applying detection entity can recognize that the routing rule table self whether having been received by the business chain that service controller sends:
If applying detection entity does not receive the routing rule table of the business chain that service controller sends, then packet is not carried out forward process by applying detection entity, the routing rule table of the business chain that latency services controller sends；Or, applying detection entity sends the routing rule table request message of business chain to service controller, the routing rule table request message of described business chain includes ID of trace route path information, service controller asks message according to the routing rule table of business chain, sends the routing rule table of business chain to applying detection entity；
If applying detection entity receives the routing rule table of business chain that service controller sends, then applying detection entity is according to the routing rule table of business chain and ID of trace route path information, and packet is carried out forward process.
It should be noted that in embodiments of the present invention, when applying detection entity is PCEF entity, PCEF entity has the function of stream router.In other words, there is the software module of stream router function in PCEF entity.
Embodiment three
For ease of the understanding to the embodiment of the present invention, being further explained explanation below in conjunction with accompanying drawing with specific embodiment, embodiment is not intended that the restriction to the embodiment of the present invention.
Describe the processing method of the business chain that the embodiment of the present invention two provides below in detail for Fig. 3, this method can be applied in the process system of aforementioned business chain.The process flow figure of the business chain that Fig. 3 provides for the embodiment of the present invention three, subject of implementation is service controller in embodiments of the present invention.As it is shown on figure 3, this embodiment specifically includes following steps:
Step 310, service controller receive the business chain path request message that PCRF entity sends, and described business chain path request message includes the attribute information of the business chain that described PCRF entity is determined.
Specifically, PCRF entity sends business chain path request message to service controller after determining the attribute information of business chain for application carries out Business Processing, and described business chain path request message includes the attribute information of the business chain that PCRF entity is determined.
Further, the attribute information of described business chain includes the traffic type information of business chain.
Further, the attribute information of affiliated business chain also includes Business Processing order information.
Yet further, the attribute information of described business chain includes business chain identification information.
In previous embodiment two, it is stated that PCRF entity determines the detailed process of the attribute information of business chain, no longer repeat at this.
PCRF entity is according to applying log-on message, and then determines the attribute information of business chain, solves the problem that business chain in prior art not easily extends.Achieve on-demand establishment business chain, adapt to changeable mobile Internet business model, promote the motility and extensibility that create business chain.
It should be noted that in embodiments of the present invention, PCRF entity may also be combined with the information such as network and user's signing, and then determines the attribute information of business chain.
Step 320, attribute information according to described business chain, described service controller is described business chain distribution ID of trace route path information.
Specifically, after service controller obtains the attribute information of business chain, distribute ID of trace route path information for this business chain.In embodiments of the present invention, the service controller attribute information according to business chain, random for business chain distribution ID of trace route path information.Such as: business chain: type 3-> the ID of trace route path information of type 2-> Class1 is 10.
Step 330, described service controller send described ID of trace route path information to described PCRF entity, so that described PCRF entity forwards described ID of trace route path information to applying detection entity.
Specifically, service controller sends ID of trace route path information to PCRF entity, so that PCRF entity forwards this ID of trace route path information to applying detection entity.
Therefore, by applying the processing method of the business chain that the embodiment of the present invention provides, service controller receives the attribute information of the business chain that PCRF entity sends, so that the attribute information that service controller is according to business chain, ID of trace route path information is distributed for business chain, the ID of trace route path information that service controller is sent by PCRF entity is forwarded to applying detection entity, makes applying detection entity according to ID of trace route path information, and the packet that the user terminal received is sent carries out forward process.Solve owing to deployment load balancing node causes that network design is complicated in prior art, and the problem that business chain not easily extends.Achieve and network is no longer disposed load balancing node, meanwhile, on-demand establishment business chain, adapt to changeable mobile Internet business model, promote the motility and extensibility that create business chain.
Alternatively, before embodiment of the present invention step 310, also include service controller and receive the step of the network topological information that service switch sends, by this step, service controller attribute information according to network topological information and business chain in step 320 can be made, it is determined that the business chain path corresponding with business chain.
Alternatively, in embodiment of the present invention step, also include service controller and determine the step in the business chain path corresponding with business chain, by this step, service controller can constitute the business enabler of business chain according to the business chain Path selection determined, achieve and no longer dispose load balancing node in network, simplifies network structure.Specifically comprise the following steps that
Attribute information according to the network topological information stored and described business chain, described service controller determines the business chain path corresponding with described business chain.
Specifically, service controller is after business chain distribution ID of trace route path information, the traffic type information that attribute information according to business chain includes, service controller selects at least one the business enabler constituting business chain, according to the network topological information stored and the business enabler selected, service controller determines the business chain path corresponding with business chain.
Further, the attribute information of business chain may also include Business Processing order information, service controller is according to traffic type information and Business Processing order information, determine business chain, and select at least one the business enabler constituting business chain, according to the network topological information stored and the business enabler selected, service controller determines the business chain path corresponding with business chain.
It is understandable that, in a communications system, there is multiple business enabler and realize the situation of same business function, such as, business enabler 1, business enabler 2, business enabler 3 all can realize NAT business, service controller can take situation according to the currently processed packet of each business enabler, treatment effeciency, working business enabler 1, business enabler 2, business enabler 3 is selected 1 business enabler as constituting the business enabler realizing NAT business in business chain, in like manner, Service control selects the business enabler realizing VideoCache business and FW business.
In embodiments of the present invention, the attribute information of the business chain that service controller sends according to PCRF entity, determine the ID of trace route path information of business chain, owing to this ID of trace route path information can be identified for that business chain path, that is, service controller can select to constitute the business enabler of business chain, solve in prior art and selected service controller by load balancing node, load balancing node is both needed to preserve the session state information communicated between the business enabler of ownership, cause the problem that in prior art, real-time performance is complicated, achieve and network is no longer disposed load balancing node, simplify network structure.
It should be noted that be not intended to sequential relationship between step 320 and this step, in another kind of implementation, service controller can first carry out the process described by this step, then performs the process described by step 320.That is to say the attribute information of the service controller network topological information that first basis has stored and described business chain, it is determined that the business chain path corresponding with business chain, further according to the business chain path determined, service controller is business chain distribution ID of trace route path information.
Alternatively, in embodiment of the present invention step, also include the step that service controller determines the routing rule table of business chain, by this step, the routing rule table of business chain is sent to applying detection entity, service switch by service controller, so that the packet that user terminal is sent by applying detection entity, service switch according to the routing rule table of business chain carries out forward process.Specifically comprise the following steps that
According to described business chain path, described service controller determines the routing rule table of business chain；
Described service controller sends the routing rule table of described business chain respectively to described applying detection entity and described service switch, so that described applying detection entity is according to the routing rule table of described business chain and described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process, when described service switch receives the packet that described applying detection entity sends, routing rule table according to described business chain, carries out forward process to described packet.
Specifically, after service controller determines the business chain path of business chain, according to business chain path, it is determined that the routing rule table of business chain, the routing rule table of described business chain has specifically included ID of trace route path information and the down hop routing iinformation of every business chain.
Service controller is respectively to the routing rule table of applying detection entity, service switch transmission business chain, so that applying detection entity is according to the routing rule table of business chain and ID of trace route path information, the packet that the user terminal received is sent carries out forward process, namely, packet is carried out dissection process, obtains the application identities carried from packet after receiving the packet that user terminal sends by applying detection entity, according to application identities, it is determined that corresponding ID of trace route path information.Applying detection entity is by the ID of trace route path Information encapsulation determined in the packet (such as, can by ID of trace route path Information encapsulation in the VLAN identification field of packet), and the service switch of down hop is forwarded the packet to according to the routing rule table of business chain；When service switch receives the packet that applying detection entity sends, according to the ID of trace route path information that routing rule table and the packet of business chain carry, packet is carried out forward process, i.e. service switch forwards the packet to the business enabler of correspondence.
It should be noted that in embodiments of the present invention, service controller sends ID of trace route path information with service controller to applying detection entity to the routing rule table of applying detection entity, service switch transmission business chain respectively can be not intended to sequential relationship.
Further, as described in embodiment two, in embodiments of the present invention, service controller generates the routing rule table of multiple business chain, the down hop routing iinformation that the routing rule table of each business chain includes can differ, and described down hop routing iinformation is the next equipment of packet forwarding or the port numbers etc. of the IP of network element or MAC Address or equipment or network element.Here repeat no more.
It is understandable that, when applying detection entity has been received by the ID of trace route path information that PCRF entity sends, and when receiving the packet of user terminal transmission at this moment, then applying detection entity can recognize that the routing rule table self whether having been received by the business chain that service controller sends, if applying detection entity does not receive the routing rule table of the business chain that service controller sends, then packet is not carried out forward process by applying detection entity, the routing rule table of the business chain that latency services controller sends；Or applying detection entity sends the routing rule table request message of business chain to service controller, the routing rule table request message of described business chain includes ID of trace route path information, service controller asks message according to the routing rule table of business chain, sends the routing rule table of business chain to applying detection entity；If applying detection entity receives the routing rule table of business chain that service controller sends, then applying detection entity is according to the routing rule table of business chain and ID of trace route path information, and packet is carried out forward process.
Alternatively, in embodiments of the present invention, described service controller sends the routing rule table of described business chain to described applying detection entity, so that described applying detection entity is when receiving the packet that user terminal sends, routing rule table according to described business chain and described ID of trace route path information, carry out forward process to described packet and specifically include:
Service controller obtains the address information of applying detection entity；Address information according to applying detection entity, service controller sends the routing rule table of business chain to applying detection entity, so that applying detection entity is when receiving the packet that user terminal sends, routing rule table according to business chain and ID of trace route path information, carry out forward process to packet.
Alternatively, in embodiment of the present invention step 310, the business chain path request message that the PCRF entity that service controller receives sends also includes the address information of described applying detection entity；
Wherein, the address information of the described applying detection entity of described service controller acquisition specifically includes: service controller asks to obtain message the address information of applying detection entity from service link footpath；Or, service controller memorizer from service controller obtains the address information of applying detection entity.
It is understood that formerly the address information of applying detection entity is stored to the memorizer of service controller.
Alternatively, in embodiments of the present invention, described applying detection entity is specially PCEF entity or stream router.
The processing method signaling diagram of the business chain that Fig. 4 provides for the embodiment of the present invention；Signaling diagram shown in Fig. 4 is applying detection entity, PCRF entity, realizes the process that business chain processes between service controller and service switch, in the diagram, illustrates for applying detection entity for PCEF entity.It is understood that the processing procedure of business chain is similar with Fig. 2.The processing method of the business chain in Fig. 4 all can perform according to the process that previous embodiment describes, and is only briefly described at this.
Step 410, PCEF entity send credit control request information to PCRF entity, and described credit control request information includes the application log-on message during user terminal access application of described PCEF entity acquisition.
Step 420, according to described credit control request information, described PCRF entity determines the attribute information of the business chain for described application carries out Business Processing.
Specifically, after PCRF entity receives CCR message, carry out CCR message resolving and therefrom extracting application log-on message.According to application log-on message, PCRF entity determines the attribute information of the business chain for application carries out Business Processing.Namely described application is the application of the user terminal access of PCEF entity detection.
Further, in embodiments of the present invention, the attribute information of described business chain includes traffic type information.Described PCRF entity specifically includes according to the attribute information of the business chain for described application carries out Business Processing that described application log-on message is determined:
According to the application identities that application log-on message includes, PCRF entity determines at least one traffic type information for application carries out Business Processing.
In one example, described application is specially Online Video, then the application identities that application log-on message includes is designated as Online Video.PCRF entity is according to Online Video, it is determined that Online Video carries out at least one traffic type information of Business Processing, it is determined that traffic type information particularly as follows: Class1: NAT business；Type 2:VideoCache business and type 3:FW business.
It is understood that the traffic type information that PCRF entity is determined, that is to say the type of the business enabler constituting business chain.According to the above-mentioned traffic type information determined, PCRF entity also determines that the business chain that Online Video application carries out Business Processing.Such as, it is determined that business chain particularly as follows: type 3-> type 2-> Class1.
Further, in embodiments of the present invention, the attribute information of described business chain also includes Business Processing order information.In actual applications, PCRF entity, while determining the traffic type information that application carries out Business Processing, may further determine that for the Business Processing order that traffic type information is corresponding.Described PCRF entity specifically includes according to the attribute information of the business chain for described application carries out Business Processing that described application log-on message is determined:
According to the application identities that described application log-on message includes, described PCRF entity determines at least one traffic type information for described application carries out Business Processing；
According to traffic type information at least one described, described PCRF entity determines the Business Processing order information for described application carries out Business Processing.
In another example, PCRF entity is according to Online Video, it is determined that for Online Video carries out at least one traffic type information of Business Processing；According at least one traffic type information, PCRF entity determines the Business Processing order information for Online Video carries out Business Processing.Such as, PCRF is after determining Class1, type 2 and type 3, it is determined that traffic type information corresponding Business Processing order, it is determined that Business Processing order be: type 3, type 2, Class1；Or, Business Processing order is: type 2, type 3, Class1 etc..
Yet further, in embodiments of the present invention, the attribute information of described business chain includes business chain identification information.Described PCRF entity specifically includes according to the attribute information of the business chain for described application carries out Business Processing that described application log-on message is determined: the application identities included according to application log-on message, and PCRF entity determines the business chain identification information for application carries out Business Processing.
In one example, described application is specially Online Video, then the application identities that application log-on message includes is designated as Online Video.PCRF entity is according to Online Video, it is determined that the business chain identification information that Online Video carries out Business Processing is business chain mark 1.Wherein it is determined that the method for business chain mark may is that PCRF inquires about pre-configured business chain and describes information and can obtain business chain to identify the business chain of 1 correspondence be type 3-> type 2-> Class1.Wherein, the business chain of business chain mark 1 representative describes information and is pre-configured to be in described PCRF entity and described service controller respectively physically.
It should be noted that in embodiments of the present invention, PCRF entity may also be combined with the information such as network and user's signing, and then determines the attribute information of business chain.
Step 430, described PCRF entity send business chain path request message to service controller, and described business chain path request message includes the attribute information of described business chain.
Specifically, PCRF entity sends business chain path request message to service controller, and described business chain path request message includes the attribute information of business chain.
Further, business chain path request message also includes the address information of PCEF entity, and the address information of described PCEF entity sends the routing rule table of business chain for making service controller to PCEF entity.
Step 440, attribute information according to described business chain, described service controller is described business chain distribution ID of trace route path information.
Specifically, after service controller obtains the attribute information of business chain, for this business chain path allocation ID of trace route path information.Such as: business chain: type 3-> the ID of trace route path information of type 2-> Class1 is 10.
The attribute information of step 450, the network topological information that basis has stored and described business chain, described service controller determines the business chain path corresponding with described business chain.
Specifically, service controller is after business chain distribution ID of trace route path information, the traffic type information that attribute information according to business chain includes, service controller selects at least one the business enabler constituting business chain, according to the network topological information stored and the business enabler selected, service controller determines the business chain path corresponding with business chain.
Further, the attribute information of business chain may also include Business Processing order information, service controller is according to traffic type information and Business Processing order information, determine business chain, and select at least one the business enabler constituting business chain, according to the network topological information stored and the business enabler selected, service controller determines the business chain path corresponding with business chain.
Further, the attribute information of business chain includes business chain identification information, service controller is according to business chain identification information, service controller selects at least one the business enabler constituting business chain, according to the network topological information stored and the business enabler selected, service controller determines the business chain path corresponding with business chain.
It should be noted that be not intended to sequential relationship between step 440 and step 450, in another kind of implementation, service controller can first carry out the process described by step 450, then performs the process described by step 440.That is to say the attribute information of the service controller network topological information that first basis has stored and described business chain, it is determined that the business chain path corresponding with business chain, further according to the business chain path determined, service controller is business chain distribution ID of trace route path information.
Step 460, according to described business chain path, described service controller determines the routing rule table of business chain.
Specifically, after service controller determines the business chain path of business chain, according to business chain path, it is determined that the routing rule table of business chain, the routing rule table of described business chain has specifically included ID of trace route path information and the down hop routing iinformation of every business chain.
Step 470, described service controller send described ID of trace route path information to described PCRF entity.
Step 480, described service controller send the routing rule table of described business chain respectively to described PCEF entity and service switch.
Specifically, service controller obtains the address information of PCEF entity, the address information according to PCEF entity, and service controller sends the routing rule table of business chain to PCEF entity.Wherein, service controller asks to obtain message the address information of PCEF entity from service link footpath；Or, service controller memorizer from service controller obtains the address information of PCEF entity.
Service controller sends the routing rule table of business chain to service switch, so that the packet that user terminal is sent by service switch according to the routing rule table of business chain carries out forward process.
Step 490, described PCRF entity send diameter credit control response message to described PCEF entity, described diameter credit control response message includes described ID of trace route path information, so that described PCEF entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process.
Specifically, after PCRF entity receives the ID of trace route path information that service controller sends, diameter credit control response message is sent to PCEF entity, described diameter credit control response message includes ID of trace route path information, so that PCEF entity is according to ID of trace route path information, the packet that the user terminal received is sent carries out forward process, i.e. PCEF entity forwards the packet to the service switch of down hop.
It is understood that applying detection entity is after receiving the ID of trace route path information that PCRF entity sends, set up the corresponding relation of ID of trace route path information and application.So that when receiving the packet that user terminal sends, being belonged to, according to packet, the application identities that application is corresponding, it is determined that corresponding ID of trace route path information.
In embodiments of the present invention, the routing rule table that service controller sends business chain to PCEF entity can be not intended to sequential relationship with service controller to PCRF entity transmission ID of trace route path information.
When PCEF entity has been received by the ID of trace route path information that PCRF entity sends, and when receiving the packet of user terminal transmission at this moment, then PCEF entity can recognize that the routing rule table self whether having been received by the business chain that service controller sends:
If PCEF entity does not receive the routing rule table of the business chain that service controller sends, then packet is not carried out forward process by PCEF entity, the routing rule table of the business chain that latency services controller sends；Or, PCEF entity sends the routing rule table request message of business chain to service controller, the routing rule table request message of described business chain includes ID of trace route path information, and service controller asks message according to the routing rule table of business chain, sends the routing rule table of business chain to PCEF entity；
If PCEF entity receives the routing rule table of business chain that service controller sends, then PCEF entity is according to the routing rule table of business chain and ID of trace route path information, and packet is carried out forward process.
Embodiment four
Correspondingly, the embodiment of the present invention four additionally provides the process device of a kind of business chain, in order to realize the processing method of the business chain provided in previous embodiment, as it is shown in figure 5, described device includes: receive unit 510, determine unit 520 and transmitting element 530.
The reception unit 510 that described device includes, for receiving the credit control request information that applying detection entity sends, described credit control request information includes the application log-on message during user terminal access application of described applying detection entity acquisition；
Determine unit 520, for determining the attribute information of the business chain for described application being carried out Business Processing according to described application log-on message；
Transmitting element 530, for sending business chain path request message to service controller, described business chain path request message includes the described attribute information determining described business chain that unit determines；
Described reception unit 510 is additionally operable to, and receives the ID of trace route path information of the described business chain that described service controller sends according to the attribute information of described business chain；
Described transmitting element 530 is additionally operable to, diameter credit control response message is sent to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process.
Optionally, the attribute information of the described business chain that described transmitting element 530 sends includes traffic type information；
Accordingly, described determine unit 520 specifically for, according to the application identities that described application log-on message includes, it is determined that for described application being carried out at least one traffic type information of Business Processing.
Optionally, the attribute information of the described business chain that described transmitting element 530 sends also includes Business Processing order information；
Accordingly, described determine unit 520 specifically for, according to the application identities that described application log-on message includes, it is determined that for described application being carried out at least one traffic type information of Business Processing；
According to traffic type information at least one described, it is determined that for described application being carried out the Business Processing order information of Business Processing.
Optionally, the attribute information of the described business chain that described transmitting element sends includes business chain identification information；
Accordingly, described determine unit specifically for, according to the application identities that described application log-on message includes, it is determined that for described application being carried out the business chain identification information of Business Processing.
Optionally, the described business chain path request message that described transmitting element 530 sends also includes the address information of described applying detection entity, and the address information of described applying detection entity sends the routing rule table of described business chain for making described service controller to described applying detection entity.
Optionally, described transmitting element 530 specifically for, diameter credit control response message is sent to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that the routing rule table that described applying detection entity is according to described ID of trace route path information with the business chain of the described service controller transmission received, the described packet that the described user terminal received is sent carries out forward process.
Described applying detection entity is specially PCEF entity or stream router.
Therefore, by applying the process device of the business chain that the embodiment of the present invention provides, solve owing to deployment load balancing node causes that network design is complicated in prior art, and the problem that business chain not easily extends.Achieve and network is no longer disposed load balancing node, meanwhile, on-demand establishment business chain, adapt to changeable mobile Internet business model, promote the motility and extensibility that create business chain.
Embodiment five
Additionally, the implementation that the process device of the business chain that the embodiment of the present invention four provides can also adopt is as follows, in order to realize the processing method of the business chain in the aforementioned embodiment of the present invention, as shown in Figure 6, the process device of described business chain includes: network interface 610, processor 620 and memorizer 630.System bus 640 is used for connecting network interface 610, processor 620 and memorizer 630.
Network interface 610 is for interacting communication with applying detection entity, service controller, stream router.
Memorizer 630 can be permanent memory, for instance hard disk drive and flash memory, and memorizer 630 is used for storing application program, and described application program includes can be used for making processor 620 access and performing as given an order:
Receiving, by described network interface, the credit control request information that applying detection entity sends, described credit control request information includes the application log-on message during user terminal access application of described applying detection entity acquisition；
Sending business chain path request message by described network interface to service controller, described business chain path request message includes the attribute information of the business chain for affiliated application carries out Business Processing determined according to described application log-on message；
The ID of trace route path information of the described business chain that described service controller sends is received according to the attribute information of described business chain by described network interface；
Diameter credit control response message is sent to described applying detection entity by described network interface, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process.
Further, the attribute information of the described business chain sent by described network interface includes traffic type information；
Further, the application program of described memorizer 630 storage also includes can be used for making described processor 620 to perform the instruction of attribute information process of the business chain for described application carries out Business Processing determined according to described application log-on message:
According to the application identities that described application log-on message includes, it is determined that for described application being carried out at least one traffic type information of Business Processing.
Further, the attribute information of the described business chain sent by described network interface also includes Business Processing order information；
Further, the application program of described memorizer 630 storage also includes can be used for making described processor 620 to perform the instruction of attribute information process of the business chain for described application carries out Business Processing determined according to described application log-on message:
According to the application identities that described application log-on message includes, it is determined that for described application being carried out at least one traffic type information of Business Processing；
According to traffic type information at least one described, it is determined that for described application being carried out the Business Processing order information of Business Processing.
Further, the attribute information of the described business chain sent by described network interface includes business chain identification information；
Further, the application program of described memorizer 630 storage also includes can be used for making described processor 620 to perform the instruction of attribute information process of the business chain for described application carries out Business Processing determined according to described application log-on message:
According to the application identities that described application log-on message includes, it is determined that for described application being carried out the business chain identification information of Business Processing.
Further, the described business chain path request message sent by described network interface also includes the address information of described applying detection entity, and the address information of described applying detection entity sends the routing rule table of described business chain for making described service controller to described applying detection entity.
Further, the application program of described memorizer 630 storage also includes can be used for making described processor 620 perform to send diameter credit control response message by described network interface to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out the instruction of forward process process:
Diameter credit control response message is sent to described applying detection entity by described network interface, described diameter credit control response message includes described ID of trace route path information, so that the routing rule table that described applying detection entity is according to described ID of trace route path information with the business chain of the described service controller transmission received, the described packet that the described user terminal received is sent carries out forward process.
Further, described applying detection entity is specially PCEF entity or stream router.
Therefore, by applying the process device of the business chain that the embodiment of the present invention provides, solve owing to deployment load balancing node causes that network design is complicated in prior art, and the problem that business chain not easily extends.Achieve and network is no longer disposed load balancing node, meanwhile, on-demand establishment business chain, adapt to changeable mobile Internet business model, promote the motility and extensibility that create business chain.
Professional should further appreciate that, the unit of each example described in conjunction with the embodiments described herein and algorithm steps, can with electronic hardware, computer software or the two be implemented in combination in, in order to clearly demonstrate the interchangeability of hardware and software, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel specifically can should be used for using different methods to realize described function to each, but this realization is it is not considered that beyond the scope of this invention.
The method described in conjunction with the embodiments described herein or the step of algorithm can use the software module that hardware, processor perform, or the combination of the two is implemented.Software module can be placed in any other form of storage medium known in random access memory (RAM), internal memory, read only memory (ROM), electrically programmable ROM, electrically erasable ROM, depositor, hard disk, moveable magnetic disc, CD-ROM or technical field.
Above-described detailed description of the invention; the purpose of the present invention, technical scheme and beneficial effect have been further described; it is it should be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain being not intended to limit the present invention; all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.

Claims (21)

1. the processing method of a business chain, it is characterised in that described method includes:
Policy and charging control function PCRF entity receives the credit control request information that applying detection entity sends, and described credit control request information includes the application log-on message during user terminal access application of described applying detection entity acquisition；
Described PCRF entity sends business chain path request message to service controller, and described business chain path request message includes the attribute information of the business chain for described application carries out Business Processing that described PCRF entity is determined according to described application log-on message；
Described PCRF entity receives the ID of trace route path information of the described business chain that described service controller sends according to the attribute information of described business chain；
Described PCRF entity sends diameter credit control response message to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process.
2. the processing method of business chain according to claim 1, it is characterised in that the attribute information of described business chain includes traffic type information；
Described PCRF entity specifically includes according to the attribute information of the business chain for described application carries out Business Processing that described application log-on message is determined:
According to the application identities that described application log-on message includes, described PCRF entity determines at least one traffic type information for described application carries out Business Processing.
3. the processing method of business chain according to claim 2, it is characterised in that the attribute information of described business chain also includes Business Processing order information；
Described PCRF entity specifically includes according to the attribute information of the business chain for described application carries out Business Processing that described application log-on message is determined:
According to the application identities that described application log-on message includes, described PCRF entity determines at least one traffic type information for described application carries out Business Processing；
According to traffic type information at least one described, described PCRF entity determines the Business Processing order information for described application carries out Business Processing.
4. the processing method of business chain according to claim 1, it is characterised in that the attribute information of described business chain includes business chain identification information；
Described PCRF entity specifically includes according to the attribute information of the business chain for described application carries out Business Processing that described application log-on message is determined:
According to the application identities that described application log-on message includes, described PCRF entity determines the business chain identification information for described application carries out Business Processing.
5. the processing method according to the arbitrary described business chain of claim 1-4, it is characterized in that, described business chain path request message also includes the address information of described applying detection entity, and the address information of described applying detection entity sends the routing rule table of described business chain for making described service controller to described applying detection entity.
6. the processing method according to the arbitrary described business chain of claim 1-5, it is characterized in that, described PCRF entity sends diameter credit control response message to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process and specifically includes:
Described PCRF entity sends diameter credit control response message to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that the routing rule table that described applying detection entity is according to described ID of trace route path information with the business chain of the described service controller transmission received, the described packet that the described user terminal received is sent carries out forward process.
7. the processing method according to the arbitrary described business chain of claim 1 to 6, it is characterised in that described applying detection entity is specially policy and charging enforcement function PCEF entity or stream router.
8. the process device of a business chain, it is characterised in that described device includes: receive unit, determine unit and transmitting element；
Described reception unit, for receiving the credit control request information that applying detection entity sends, described credit control request information includes the application log-on message during user terminal access application of described applying detection entity acquisition；
Described determine unit, for determining the attribute information of the business chain for described application being carried out Business Processing according to described application log-on message；
Described transmitting element, for sending business chain path request message to service controller, described business chain path request message includes the described attribute information determining described business chain that unit determines；
Described reception unit is additionally operable to, and receives the ID of trace route path information of the described business chain that described service controller sends according to the attribute information of described business chain；
Described transmitting element is additionally operable to, diameter credit control response message is sent to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process.
9. the process device of business chain according to claim 8, it is characterised in that the attribute information of the described business chain that described transmitting element sends includes traffic type information；
Described determine unit specifically for, according to the application identities that described application log-on message includes, it is determined that for described application being carried out at least one traffic type information of Business Processing.
10. the process device of business chain according to claim 9, it is characterised in that the attribute information of the described business chain that described transmitting element sends also includes Business Processing order information；
Described determine unit specifically for, according to the application identities that described application log-on message includes, it is determined that for described application being carried out at least one traffic type information of Business Processing；
According to traffic type information at least one described, it is determined that for described application being carried out the Business Processing order information of Business Processing.
11. the process device of business chain according to claim 8, it is characterised in that the attribute information of the described business chain that described transmitting element sends includes business chain identification information；
Described determine unit specifically for, according to the application identities that described application log-on message includes, described PCRF entity determines the business chain identification information for described application carries out Business Processing.
12. the process device of-11 arbitrary described business chain according to Claim 8, it is characterized in that, the described business chain path request message that described transmitting element sends also includes the address information of described applying detection entity, and the address information of described applying detection entity sends the routing rule table of described business chain for making described service controller to described applying detection entity.
13. the process device of-12 arbitrary described business chain according to Claim 8, it is characterized in that, described transmitting element specifically for, diameter credit control response message is sent to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that the routing rule table that described applying detection entity is according to described ID of trace route path information with the business chain of the described service controller transmission received, the described packet that the described user terminal received is sent carries out forward process.
14. the process system of a business chain, it is characterised in that described system includes: policy and charging control function PCRF entity and service controller；
Described PCRF entity, for receiving the credit control request information that applying detection entity sends, described credit control request information includes the application log-on message during user terminal access application of described applying detection entity acquisition, the attribute information of business chain for described application being carried out Business Processing is determined according to described application log-on message, and sending business chain path request message to described service controller, described service link includes the attribute information of described business chain through request message；
Described service controller, for receive described PCRF entity send described service link through request message, attribute information according to described business chain is described business chain distribution ID of trace route path information, and sends the ID of trace route path information of described business chain to described PCRF entity；
Described PCRF entity is additionally operable to, receive the ID of trace route path information of the described business chain that described service controller sends, and send diameter credit control response message to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process.
15. the process system of business chain according to claim 14, it is characterised in that the attribute information of described business chain includes traffic type information；
Described determine that according to described application log-on message the attribute information of the business chain for described application carries out Business Processing specifically includes: the application identities included according to described application log-on message, it is determined that for described application being carried out at least one traffic type information of Business Processing.
16. the process system of business chain according to claim 15, it is characterised in that the attribute information of described business chain also includes Business Processing order information；
Described determine that according to described application log-on message the attribute information of the business chain for described application carries out Business Processing specifically includes: the application identities included according to described application log-on message, it is determined that for described application being carried out at least one traffic type information of Business Processing；
According to traffic type information at least one described, it is determined that for described application being carried out the Business Processing order information of Business Processing.
17. the process system of business chain according to claim 14, it is characterised in that the attribute information of described business chain includes business chain identification information；
Described PCRF entity specifically includes according to the attribute information of the business chain for described application carries out Business Processing that described application log-on message is determined:
According to the application identities that described application log-on message includes, described PCRF entity determines the business chain identification information for described application carries out Business Processing.
18. the process system according to the arbitrary described business chain of claim 14-17, it is characterised in that described system also includes: at least one business enabler；
Described service controller is additionally operable to, attribute information according to described business chain, select the described business enabler constituting described business chain, according to the network topological information stored and the described business enabler selected, it is determined that the business chain path corresponding with described business chain.
19. the process system of business chain according to claim 18, it is characterised in that described system also includes: service switch；
Described service controller is additionally operable to, according to described business chain path, it is determined that the routing rule table of business chain, and sends the routing rule table of described business chain respectively to described applying detection entity and described service switch；
Described applying detection entity is additionally operable to, and receives the routing rule table of the described business chain that described service controller sends, the routing rule table according to described ID of trace route path information and described business chain, described packet is forwarded to described service switch；
Described service switch, for receiving the routing rule table of the described business chain that described service controller sends, the routing rule table according to described business chain, the described packet that described applying detection entity forwards is forwarded to the described business enabler of correspondence.
20. the process system according to the arbitrary described business chain of claim 14-18, it is characterized in that, described business chain path request message also includes the address information of described applying detection entity, and the address information of described applying detection entity sends the routing rule table of described business chain for making described service controller to described applying detection entity.
21. the process system according to the arbitrary described business chain of claim 14-20, it is characterized in that, described to described applying detection entity transmission diameter credit control response message, described diameter credit control response message includes described ID of trace route path information, so that described applying detection entity is according to described ID of trace route path information, the packet that the described user terminal received is sent carries out forward process and specifically includes:
Diameter credit control response message is sent to described applying detection entity, described diameter credit control response message includes described ID of trace route path information, so that the routing rule table that described applying detection entity is according to described ID of trace route path information with the business chain of the described service controller transmission received, the described packet that the described user terminal received is sent carries out forward process.
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