CN104935522B - The method, apparatus and primary processor of static IP Sec virtual interface load balancing - Google Patents
The method, apparatus and primary processor of static IP Sec virtual interface load balancing Download PDFInfo
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- CN104935522B CN104935522B CN201410101866.1A CN201410101866A CN104935522B CN 104935522 B CN104935522 B CN 104935522B CN 201410101866 A CN201410101866 A CN 201410101866A CN 104935522 B CN104935522 B CN 104935522B
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- virtual interface
- coprocessor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0485—Networking architectures for enhanced packet encryption processing, e.g. offloading of IPsec packet processing or efficient security association look-up
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/16—Implementing security features at a particular protocol layer
- H04L63/164—Implementing security features at a particular protocol layer at the network layer
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computing Systems (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses the method, apparatus and primary processor of a kind of static IP Sec virtual interface load balancing, wherein this method comprises: obtaining the corresponding uninterrupted of virtual interface；Virtual interface is distributed to each coprocessor according to each virtual interface corresponding uninterrupted, so that the difference of the flow of each coprocessor processing is within a preset range.The present invention carries out the distribution of coprocessor according to virtual interface uninterrupted, the corresponding flow of each virtual interface is distributed virtual interface to each coprocessor, the load balancing of each coprocessor is controlled by the distribution of flow, it solves in the prior art, the problem of even if the static virtual interface quantity distributed on each coprocessor is identical, can not achieve the purpose that load balancing.
Description
Technical field
The present invention relates to communication fields, a kind of method, apparatus more particularly to static IP Sec virtual interface load balancing and
Primary processor.
Background technique
IPsec is IETF(Internet Engineering Task Force, referred to as Internet engineering task force)
One group of IP security protocol collection establishing of IPsec group, IPsec defines the security service used in internetwork layer, function packet
It includes data encryption, the access control to network unit, data source address verifying, data integrity inspection and prevents Replay Attack.
Since IPSec process flow is complicated, requirement of real time is high, proposes higher requirement to equipment disposal ability.Individually
The processing capacity of primary processor (main processor, referred to as MP) is limited, and usually not only processing IPSec is reported equipment
Text, it is also necessary to undertake other function, therefore seriously affect the processing capacity of IPSec message.To solve this problem, increasing can be used
Add coprocessor (coprocessor, referred to as CP), substitute primary processor exclusively carries out IPSec Message processing, meanwhile, association
Processor is there may be multiple, in this way, being considerably improved the IPSec message processing capability of equipment.When there are the processing of multiple associations
When device, how to make the load balancing on multiple coprocessors, to give full play to the advantage of multiprocessor? usually have in the prior art
Following way:
(1) coprocessor is specified for each static virtual interface.The implementation method is simple, but if at some association
Reason device is not at working condition, then virtual interface of the configuration on the coprocessor can not work；
(2) the problem of using the method for dynamically distributing coprocessor for static virtual interface, can solve method (1), still
The possible IPSec uninterrupted of different virtual interfaces is different, even if static virtual interface quantity phase of the distribution on each coprocessor
Together, it can not achieve the purpose that load balancing.
In the prior art, the distribution method of coprocessor is relatively fixed, and does not account for IPSec flow factor, therefore,
Even if the static virtual interface quantity distributed on each coprocessor is identical, it can not achieve the purpose that load balancing.
Summary of the invention
The present invention provides the method, apparatus and primary processor of a kind of static IP Sec virtual interface load balancing, to solve
In the prior art, even if static virtual interface quantity of the distribution on each coprocessor is identical, load balancing can not be reached
The problem of purpose.
In order to solve the above technical problems, on the one hand, the present invention provides a kind of side of static IP Sec virtual interface load balancing
Method, comprising: obtain the corresponding uninterrupted of virtual interface；According to the corresponding uninterrupted of each virtual interface by the virtual interface
Distribution is to each coprocessor, so that the difference of the flow of each coprocessor processing is within a preset range.
Further, the virtual interface is distributed to each coprocessor according to each virtual interface corresponding uninterrupted
It include: the weighted value that each virtual interface is set according to the corresponding uninterrupted of virtual interface；According to the weighted value by each virtual connection
Mouth is ranked up, and is distributed the virtual interface to each coprocessor according to the ranking results.
Further, the virtual interface is distributed according to the ranking results include: to each coprocessor will be each described
Virtual interface is according on weighted value order-assigned to each coprocessor from high to low, wherein the number of assigned virtual interface
No more than the number of coprocessor；It is risen from low to high according to the corresponding weighted value of virtual interface that each coprocessor is assigned
Sequence arrangement, then by the virtual interface not being allocated according to weighted value order-assigned from high to low to each coprocessor；
Continue ascending sort according to the sum of the corresponding weighted value of virtual interface that each coprocessor is assigned, and according to sequence
As a result continue to distribute the virtual interface, until the virtual interface has been assigned.
Further, the method also includes: when the corresponding uninterrupted of the virtual interface changes, reconfigure described each
The weighted value of a virtual interface；Load balancing is carried out according to the weighted value reconfigured.
On the other hand, the present invention also provides a kind of devices of static IP Sec virtual interface load balancing, comprising: module is obtained,
For obtaining the corresponding uninterrupted of virtual interface；Load balancing module, for big according to the corresponding flow of each virtual interface
It is small to distribute the virtual interface to each coprocessor, so that the difference of the flow of each coprocessor processing is default
In range.
Further, the load balancing module includes: configuration unit, for being arranged according to the corresponding uninterrupted of virtual interface
The weighted value of each virtual interface；Load Balance Unit, for being ranked up each virtual interface according to the weighted value, according to institute
Ranking results are stated to distribute the virtual interface to each coprocessor.
Further, the Load Balance Unit includes: distribution subelement, is used for each virtual interface according to weighted value
On order-assigned from high to low to each coprocessor, wherein the number of assigned virtual interface is no more than coprocessor
Number；Sorting subunit, the corresponding weighted value of virtual interface for being assigned according to each coprocessor are risen from low to high
Sequence arrangement；The distribution subelement, order-assigned of the virtual interface for being also used to not to be allocated according to weighted value from high to low
To each coprocessor；The sorting subunit is also used to the virtual interface pair being assigned according to each coprocessor
The sum of weighted value answered continues ascending sort, and triggers the distribution subelement and continued to distribute the void according to ranking results
Interface, until the virtual interface has been assigned.
Further, the configuration unit is also used to reconfigure institute when the corresponding uninterrupted of the virtual interface changes
State the weighted value of each virtual interface；The Load Balance Unit is also used to carry out load balancing according to the weighted value reconfigured.
In another aspect, the present invention also provides a kind of primary processors, comprising: static IP Sec virtual connection described in any of the above embodiments
The device of mouth load balancing.
The present invention carries out the distribution of coprocessor according to virtual interface uninterrupted, will by the corresponding flow of each virtual interface
Virtual interface is distributed to each coprocessor, and the load balancing of each coprocessor is controlled by the distribution of flow, is solved existing
Have in technology, even if static virtual interface quantity of the distribution on each coprocessor is identical, the mesh of load balancing can not be reached
The problem of.
Detailed description of the invention
Fig. 1 is the flow chart of the method for static IP Sec virtual interface load balancing in the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the device of static IP Sec virtual interface load balancing in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of static IP Sec virtual interface load balancing module in the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of static IP Sec virtual interface Load Balance Unit in the embodiment of the present invention；
Fig. 5 is the flow chart of the method for static IP Sec virtual interface load balancing in the preferred embodiment of the present invention.
Specific embodiment
In order to solve in the prior art, even if static virtual interface quantity of the distribution on each coprocessor is identical, also not
The problem of capable of achieving the purpose that load balancing, the present invention provides a kind of method, apparatus of static IP Sec virtual interface load balancing
And primary processor, below in conjunction with attached drawing and embodiment, the present invention will be described in further detail.It should be appreciated that this place
The specific embodiment of description is only used to explain the present invention, does not limit the present invention.
The embodiment of the invention provides a kind of method of static IP Sec virtual interface load balancing, process as shown in Figure 1,
Including step S102 to step S104:
S102 obtains the corresponding uninterrupted of virtual interface.
Primary processor can the uninterrupted that generates of virtual interface respective links to certain a period of time be monitored, then obtain
The corresponding uninterrupted of the period each virtual interface is obtained, also the historical traffic of available each virtual interface, this field
Technical staff can obtain according to actual needs.
S104 distributes virtual interface to each coprocessor according to the corresponding uninterrupted of each virtual interface, so that respectively
The difference of the flow of a coprocessor processing is within a preset range.
During realization, according to the uninterrupted of each virtual interface, assigns it on each coprocessor, make each association
The flow of processor processing is in a controllable range, i.e., the difference of the flow of each coprocessor processing is in preset range
Interior, which can be set according to the actual situation.
The embodiment of the present invention carries out the distribution of coprocessor according to virtual interface uninterrupted, and each virtual interface is corresponding
Flow distributes virtual interface to each coprocessor, and the load balancing of each coprocessor, solution are controlled by the distribution of flow
It has determined in the prior art, even if static virtual interface quantity of the distribution on each coprocessor is identical, it is equal that load can not be reached
The problem of purpose of weighing apparatus.
It may is that root according to the process that the corresponding uninterrupted of each virtual interface distributes virtual interface to each coprocessor
Some reference values relevant to flow are set as the mark of uninterrupted, for example, can be according to virtual interface according to uninterrupted
The weighted value of each virtual interface is arranged in corresponding uninterrupted；Each virtual interface is ranked up further according to weighted value, according to row
Sequence result distributes virtual interface to each coprocessor.
When realization, by each virtual interface according on weighted value order-assigned to each coprocessor from high to low, wherein
The number of assigned virtual interface is not more than the number of coprocessor；The virtual interface being assigned according to each coprocessor is corresponding
Weighted value carries out ascending order arrangement, then the order-assigned by the virtual interface not being allocated according to weighted value from high to low from low to high
To each coprocessor；Continue ascending order row according to the sum of the corresponding weighted value of virtual interface that each coprocessor is assigned
Sequence, and continued to distribute virtual interface according to ranking results, until virtual interface has been assigned.The above method also can be reversed setting come into
Row distribution, for example, by each virtual interface according on weighted value order-assigned to each coprocessor from low to high, according to each
The weighted value that coprocessor has obtained carries out ascending order arrangement from high to low, then by the virtual interface not being allocated according to weighted value by
Low to high order-assigned continues descending sort according to the weighted value that each coprocessor obtains to each coprocessor,
And continued to distribute virtual interface according to ranking results, until virtual interface has been assigned.
If the corresponding uninterrupted of virtual interface changes, the weighted value of each virtual interface can be reconfigured；In basis
The weighted value reconfigured re-starts load balancing.
The embodiment of the invention also provides a kind of device of static IP Sec virtual interface load balancing, the structure of the device is shown
Meaning is as shown in Figure 2, comprising: and module 10 is obtained, is coupled with load balancing module 20, it is big for obtaining the corresponding flow of virtual interface
It is small；Load balancing module 20, for virtual interface to be distributed to each coprocessor according to each virtual interface corresponding uninterrupted,
So that the difference of the flow of each coprocessor processing is within a preset range.
Fig. 3 shows the structural schematic diagram of above-mentioned apparatus load balancing module, comprising: configuration unit 210, for according to void
The weighted value of each virtual interface is arranged in the corresponding uninterrupted of interface；Load Balance Unit 220 is coupled with configuration unit 210, is used
In being ranked up each virtual interface according to weighted value, virtual interface is distributed to each coprocessor according to ranking results.
Fig. 4 shows the structural schematic diagram of above-mentioned Load Balance Unit 220, and Load Balance Unit 220 includes:
Distribute subelement 2202, for by each virtual interface according to weighted value order-assigned from high to low at each association
It manages on device, wherein the number of assigned virtual interface is not more than the number of coprocessor；Sorting subunit 2204, with distribution
Unit 2202 couples, and the corresponding weighted value of virtual interface for being assigned according to each coprocessor carries out ascending order row from low to high
Column；Distribute subelement 2202, the virtual interface for being also used to not to be allocated is according to weighted value order-assigned from high to low to each
A coprocessor；Sorting subunit 2204, be also used to according to each coprocessor be assigned the corresponding weighted value of virtual interface it
With continue ascending sort, and trigger distribution subelement and continued to distribute virtual interface according to ranking results, until virtual interface divided
With complete.
In implementation process, configuration unit 210 is also used to reconfigure each when the corresponding uninterrupted of virtual interface changes
The weighted value of a virtual interface；Load Balance Unit 220 is also used to carry out load balancing according to the weighted value reconfigured.
The embodiment of the invention also provides a kind of primary processor, which includes above-mentioned static IP Sec virtual interface
The device of load balancing, functional module and Fig. 2, Fig. 3 included by the device of corresponding static IP Sec virtual interface load balancing or
Functional module shown in Fig. 4 is identical, herein without repeating.
Preferred embodiment
In the prior art, it is only capable of being allocated according to the chain travel permit number of IPSec static state virtual interface merely.The present invention is implemented
Example provides a kind of method of static IP Sec virtual interface load balancing, it may be convenient to solve problem above.This method is according to every
The uninterrupted of a static state virtual interface, configures different weights, calculates the sum of the link weight on different coprocessors.In this way,
It can preferably realize the load balancing of IPSec static state virtual interface.
The process of the embodiment of the present invention is as shown in figure 5, include step S501 to step S505.
S501 configures the weight of each static virtual interface.
Increase the weight configuration feature for each IPSec static state virtual interface in a device, it is static when changing some IPSec
Virtual interface weight configuration when, trigger load balancing dynamic adjustment, come guarantee the virtual interface weight on each coprocessor it
With it is equal or close.
S502 is arranged the sum of each coprocessor uplink weight by ascending order (from low to high).
During realization, primary processor, coprocessor, Cell processor etc. are led to by the internal communication network of equipment
Letter；When equipment starting, primary processor obtains the relevant information of online coprocessor；Primary processor is to each coprocessor cochain
The sum of right of way weight is arranged by ascending order.
S503, primary processor arrange (from high to low) in descending order according to virtual interface weight, and successively by virtual interface in each association
One is distributed on processor.
S504 judges whether there is unappropriated virtual interface.If so, S502 is thened follow the steps, until all virtual interfaces
It is assigned；It is no to then follow the steps S505.
S505, process terminate.
The above method is illustrated below with reference to specific example.
Example one
The weight of 3 virtual interfaces of configured in advance is 1,2,3 respectively.
When equipment starting, the number that primary processor obtains online coprocessor is 2；First by the virtual interface of weight 3 and 2
It is respectively allocated to coprocessor 1 and 2；Coprocessor (i.e. coprocessor 2 and 1) is arranged by ascending order according to obtained weighted value,
Remaining 1 virtual interface of weight distributes to the coprocessor 2 of front.
Example two
The weight of 4 virtual interfaces of configured in advance is 1,2,3,4 respectively.
When equipment starting, the number that primary processor obtains online coprocessor is 2；First by the virtual interface of weight 4 and 3
It is respectively allocated to coprocessor 1 and 2；Coprocessor (i.e. coprocessor 2 and 1) is arranged by ascending order according to obtained weighted value,
The virtual interface of remaining weight 1 and 2 is sequentially allocated to coprocessor 2 and 1.
Example three
The weight of 5 virtual interfaces of configured in advance is 1,2,4,5,6 respectively.
When equipment starting, the number that primary processor obtains online coprocessor is 2；First by the virtual interface of weight 6 and 5
It is respectively allocated to coprocessor 1 and 2；Coprocessor (i.e. coprocessor 2 and 1) is arranged by ascending order；Remaining virtual connection is arranged in descending order
Mouth (i.e. virtual interface weight 4,2,1)；The virtual interface of weight 4 and 2 is sequentially allocated to coprocessor 2 and 1, weight after distribution are as follows:
The sum of 2 weight of coprocessor is 9, and the sum of 1 weight of coprocessor is 8；Coprocessor (i.e. coprocessor 1 and 2) is arranged by ascending order；
The virtual interface that Weighted residue is 1 is distributed into coprocessor 1.
Although for illustrative purposes, the preferred embodiment of the present invention has been disclosed, those skilled in the art will recognize
It is various improve, increase and replace be also it is possible, therefore, the scope of the present invention should be not limited to the above embodiments.
Claims (7)
1. a kind of method of static state IP security protocol collection IPSec virtual interface load balancing characterized by comprising
Obtain the corresponding uninterrupted of virtual interface；
The virtual interface is distributed to each coprocessor according to each virtual interface corresponding uninterrupted, so that described
The difference of the flow of each coprocessor processing is within a preset range；
The virtual interface is distributed to each coprocessor according to each virtual interface corresponding uninterrupted and includes:
The weighted value of each virtual interface is set according to the corresponding uninterrupted of virtual interface；
Each virtual interface is ranked up according to the weighted value, is distributed the virtual interface to each according to the ranking results
Coprocessor.
2. the method as described in claim 1, which is characterized in that distributed the virtual interface to each according to the ranking results
Coprocessor includes:
By each virtual interface according on weighted value order-assigned to each coprocessor from high to low, wherein be assigned
Virtual interface number be not more than coprocessor number；
Ascending order arrangement is carried out from low to high according to the corresponding weighted value of virtual interface that each coprocessor is assigned, then will not carried out
The virtual interface of distribution is according to weighted value order-assigned from high to low to each coprocessor；
Continue ascending sort according to the sum of the corresponding weighted value of virtual interface that each coprocessor is assigned, and according to
Ranking results continue to distribute the virtual interface, until the virtual interface has been assigned.
3. method according to claim 2, which is characterized in that the method also includes:
When the corresponding uninterrupted of the virtual interface changes, the weighted value of each virtual interface is reconfigured；
Load balancing is carried out according to the weighted value reconfigured.
4. a kind of device of static state IP security protocol collection IPSec virtual interface load balancing characterized by comprising
Module is obtained, for obtaining the corresponding uninterrupted of virtual interface；
Load balancing module, for being distributed the virtual interface to each association according to the corresponding uninterrupted of each virtual interface
Processor, so that the difference of the flow of each coprocessor processing is within a preset range；
The load balancing module includes:
Configuration unit, for the weighted value of each virtual interface to be arranged according to the corresponding uninterrupted of virtual interface；
Load Balance Unit, for being ranked up each virtual interface according to the weighted value, according to the ranking results by institute
Virtual interface is stated to distribute to each coprocessor.
5. device as claimed in claim 4, which is characterized in that the Load Balance Unit further include:
Distribute subelement, for by each virtual interface according to weighted value order-assigned from high to low to each coprocessor
On, wherein the number of assigned virtual interface is not more than the number of coprocessor；
Sorting subunit, the corresponding weighted value of virtual interface for being assigned according to each coprocessor carry out ascending order from low to high
Arrangement；
The distribution subelement, the virtual interface for being also used to not to be allocated is according to weighted value order-assigned from high to low to each
A coprocessor；
The sorting subunit, the sum of the corresponding weighted value of virtual interface for being also used to be assigned according to each coprocessor after
It is continuous to carry out ascending sort, and trigger the distribution subelement and continued to distribute the virtual interface according to ranking results, until the void
Interface has been assigned.
6. device as claimed in claim 5, which is characterized in that
The configuration unit is also used to reconfigure each virtual connection when the corresponding uninterrupted of the virtual interface changes
The weighted value of mouth；
The Load Balance Unit is also used to carry out load balancing according to the weighted value reconfigured.
7. a kind of primary processor characterized by comprising static IP Sec virtual interface described in any one of claim 4 to 6
The device of load balancing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410101866.1A CN104935522B (en) | 2014-03-19 | 2014-03-19 | The method, apparatus and primary processor of static IP Sec virtual interface load balancing |
| PCT/CN2014/086760 WO2015139433A1 (en) | 2014-03-19 | 2014-09-17 | Load balancing method and device for static ipsec virtual interfaces, and main processor |
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| CN201410101866.1A CN104935522B (en) | 2014-03-19 | 2014-03-19 | The method, apparatus and primary processor of static IP Sec virtual interface load balancing |
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| CN107547508B (en) * | 2017-06-29 | 2021-07-30 | 新华三信息安全技术有限公司 | Message sending and receiving method, device and network equipment |
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| CN1979423A (en) * | 2005-11-30 | 2007-06-13 | 迈普（四川）通信技术有限公司 | Multi-processor load distribution-regulation method |
| CN101098305A (en) * | 2007-03-28 | 2008-01-02 | 秦勇 | Wideband network access and flow management scheduling system |
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|---|---|---|---|---|
| US7024580B2 (en) * | 2002-11-15 | 2006-04-04 | Microsoft Corporation | Markov model of availability for clustered systems |
| CN101668005B (en) * | 2009-09-25 | 2012-04-25 | 东南大学 | Data transmission accelerating engine method based on multiple access passages of transmitting end |
| CN103139065A (en) * | 2011-11-22 | 2013-06-05 | 上海博腾信息科技有限公司 | Data transmission method based on internet protocol security (Ipsec) |
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- 2014-09-17 WO PCT/CN2014/086760 patent/WO2015139433A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1979423A (en) * | 2005-11-30 | 2007-06-13 | 迈普（四川）通信技术有限公司 | Multi-processor load distribution-regulation method |
| CN101098305A (en) * | 2007-03-28 | 2008-01-02 | 秦勇 | Wideband network access and flow management scheduling system |
| CN101184049A (en) * | 2007-12-12 | 2008-05-21 | 中兴通讯股份有限公司 | Dynamic load sharing method and system |
| CN101335709A (en) * | 2008-08-07 | 2008-12-31 | 杭州华三通信技术有限公司 | Method for implementing load sharing among flow analysis servers and shunting equipment |
| CN102868629A (en) * | 2012-08-30 | 2013-01-09 | 汉柏科技有限公司 | Method and system for realizing load sharing by using IPSEC (Internet Protocol Security) |
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| CN104935522A (en) | 2015-09-23 |
| WO2015139433A1 (en) | 2015-09-24 |
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