CN117729150A

CN117729150A - Flow control method and device, electronic equipment and storage medium

Info

Publication number: CN117729150A
Application number: CN202311435091.7A
Authority: CN
Inventors: 李伟民
Original assignee: CITIC Aibank Corp Ltd
Current assignee: CITIC Aibank Corp Ltd
Priority date: 2023-10-31
Filing date: 2023-10-31
Publication date: 2024-03-19

Abstract

The invention provides a flow control method, a flow control device, electronic equipment and a storage medium, wherein the flow control method comprises the steps of obtaining request service information and request messages; assembling resource names according to the request service information and the request message; acquiring a corresponding current limiting strategy according to the resource name; judging whether the resource name corresponding to the request message triggers the current limit according to the current limit strategy, if yes, assembling and returning the current limit message. The invention has the advantages that: after the resources which send out requests are distinguished by providing the analysis request message, the resources are subjected to flow limiting according to a flow limiting strategy, so that the system can distribute flow according to the resources; the method has the advantages that the current limitation is carried out on resources instead of interfaces, a protection mechanism for system load and security is improved, and abnormal requests and hacking saturated attacks can be prevented better; the real-time performance is good, and the current limiting strategy can be regulated according to the system state and the user requirement.

Description

Flow control method and device, electronic equipment and storage medium

Technical Field

The present invention relates to the field of flow control, and in particular, to a flow control method, a flow control device, an electronic apparatus, and a storage medium.

Background

With the development of IT informatization services, various application systems and servers have a demand for accessing external channel requests, in which there may be interface multiplexing or a general interface provided to accept different service requests. This presents a problem in that if the interface is current limited, when a certain partner requests a lot of requests to enter the system, when the current limit on a certain partner is to be completed, other partners are affected.

Most of the existing flow control methods are realized based on a Sentinel flow control flow limiting frame, the flow limiting capacity is perfect, but the current limiting can only be realized for interfaces, and the flexible current limiting can not be realized for the message content of the interfaces; the existing flow control methods have the same problems as the Sentinel flow control flow limiting framework, and the methods can realize flow limiting or cluster flow limiting, but are defined at an interface level and cannot perform flexible flow limiting strategies aiming at a universal interface or a unified interface.

There is a need in the art to provide a flow control method, apparatus, electronic device, and storage medium that overcomes the shortcomings of the prior art.

Disclosure of Invention

The invention provides a flow control method, a flow control device, electronic equipment and a storage medium, which can provide Internet service for users through the same domain name, but a plurality of application servers at the back end are independently deployed to isolate different service users and shunt to different application servers. It can solve the problem that prior art exists. The aim of the invention is achieved by the following technical scheme.

In a first aspect, an embodiment of the present invention provides a flow control method including the steps of:

step 1: acquiring request service information and request messages;

step 2: assembling resource names according to the request service information and the request message;

step 3: acquiring a corresponding current limiting strategy according to the resource name;

step 4: judging whether the resource name corresponding to the request message triggers the current limit according to the current limit strategy, if yes, executing the step 5; and

step 5: and assembling and returning the current limiting message.

According to the flow control method provided in the above embodiment of the present invention, step 3: acquiring a corresponding current limiting strategy according to the resource name, judging whether to trigger current limiting according to the current limiting strategy, and executing the step 6 if not;

step 6: and executing corresponding processing according to the request service information and the request message.

According to the flow control method provided by the embodiment of the invention, the flow limiting policy defines the flow limiting rule and the statistical rule, and the flow limiting rule is used for defining the flow allocated by the system for each resource name pair and the flow limiting trigger rule corresponding to each resource name; the statistical rule is used for counting the traffic use condition and the current limiting condition of each resource name.

According to the flow control method provided in the above embodiment of the present invention, step 4: judging whether to trigger the current limiting according to the current limiting strategy comprises the following steps:

step 41: judging whether the resource name triggers the current limit according to the current limit rule, if yes, executing step 42; and

step 42: recording flow limiting information according to the flow limiting rule, recording flow using information according to the statistical rule, generating a log, and then executing step 5.

According to the flow control method provided in the above embodiment of the present invention, step 41: judging whether the resource name triggers the current limit according to the current limit rule, if not, executing step 43;

step 43: and (6) recording flow use information according to the statistical rule, generating a log, and then executing the step (6).

According to the flow control method provided by the embodiment of the invention, the request message is a string in JSON format.

According to the flow control method provided by the embodiment of the invention, the flow limiting strategy is set and changed through the configuration file.

In a second aspect, one embodiment of the present invention provides a flow control device comprising:

a message unit configured to acquire request service information and a request message;

the assembling unit is configured to assemble the resource name according to the request service information and the request message;

the strategy acquisition unit is configured to acquire a corresponding current limiting strategy according to the resource name;

the current limiting triggering unit is configured to judge whether the resource name corresponding to the request message triggers current limiting according to the current limiting strategy;

a current limiting unit: is configured to assemble and return a limited message.

In a third aspect, an embodiment of the present invention provides an electronic device, including:

one or more processors;

a storage device having one or more programs stored thereon,

the one or more programs, when executed by the one or more processors, cause the one or more processors to implement the flow control method as described above.

In a fourth aspect, one embodiment of the present invention provides a computer-readable storage medium having stored thereon a computer program which, when executed by one or more processors, implements a flow control method as described above.

The flow control method, the flow control device, the electronic equipment and the storage medium according to the embodiment of the invention have the advantages that: after the analysis request message is provided to distinguish the resources which send out requests, the resources are limited according to the limiting strategy, so that the system can distribute flow according to the resources; the method has the advantages that the current limitation is carried out on resources instead of interfaces, a protection mechanism for system load and security is improved, and abnormal requests and hacking saturated attacks can be prevented better; the real-time performance is good, and the current limiting strategy can be regulated according to the system state and the user requirement.

Drawings

Other features, objects and advantages of the present invention will become more apparent from the detailed description of non-limiting embodiments of the invention given below with reference to the accompanying drawings.

FIG. 1 illustrates a flow chart of a flow control method according to one embodiment of the invention;

FIG. 2 shows a schematic structural view of a flow control device according to an embodiment of the present invention;

fig. 3 shows a schematic diagram of a computer system of an electronic device for implementing an embodiment of the invention.

Detailed Description

The following description of the embodiments of the present invention is given by way of illustration and example only, and the technical solution, problems and effects achieved by the present invention will be apparent to those skilled in the art from the description of the present invention. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. In addition, for convenience of description, only a portion related to the present invention is shown in the drawings.

It should be noted that, the structures, proportions, sizes, etc. shown in the drawings are only used for being matched with those described in the specification for understanding and reading, and are not intended to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any modification of structures, changes in proportions or adjustment of sizes, without affecting the efficacy and achievement of the present invention, should fall within the scope covered by the technical content disclosed in the present invention.

References to words such as "first," "second," "the," and the like are not intended to be limiting in number, but rather may be singular or plural. The terms "comprising," "including," "having," and any variations thereof, are intended to cover a non-exclusive inclusion; for example, a process, method, system, article, or apparatus that comprises a list of steps or modules is not limited to only those steps or units listed but may include additional steps or units not listed or inherent to such process, method, article, or apparatus. The terms "connected," "coupled," and the like in connection with the present invention are not limited to physical or mechanical connections, but may also include direct or indirect electrical connections.

Fig. 1 shows a flow chart of a flow control method according to an embodiment of the present invention. As shown in fig. 1, the flow control method includes a plurality of steps:

comprising a plurality of steps:

step 1: acquiring request service information and request messages, wherein the request service information comprises information such as a request service type, a request service method and the like, the request messages comprise information such as user information, parameters required by the request service and the like, and a server can acquire the request service information and the request messages through a universal interface;

step 5: a limited message is assembled and returned, at which point the service request is suspended because of the limited message.

According to the flow control method provided in the above embodiment of the present invention, the assembled resource name may include information such as a name of a requested service method and a related parameter of a requested service, for example: when the server receives a request for calling a helloworld method under a Service class through a universal interface, and simultaneously receives a request message corresponding to the request as { "customerId":1000453232, "partnerChannel": "96" }, where customerId represents the customer ID from which the request was made, partnerChannel represents the channel number from which the request was made, at which time the resource name Service_helloworld_96 may be assembled.

According to the flow control method provided in the above-described embodiment of the present invention, the user may set a flow restriction rule for each resource name in the flow restriction policy, that is, may define a flow restriction of QPS or TPS for each service in the flow restriction policy, for example: for services such as a unified login interface, a cloud flash payment channel and the like, the flow can be limited to be 1 second, and at most 10 concurrent requests can be accepted.

Fig. 2 shows a schematic structural diagram of a flow control device according to an embodiment of the present invention, and as a method for implementing the method shown in the foregoing figures, an embodiment of the device corresponds to the embodiment of the method shown in fig. 1, and the device may be applied to various electronic devices specifically. As shown in fig. 2, the flow control device 100 includes:

a message unit 101 configured to acquire request service information and a request message;

a splicing unit 102 configured to splice resource names according to the request service information and the request message;

a policy obtaining unit 103 configured to obtain a corresponding current limiting policy according to the resource name;

the current limiting triggering unit 104 is configured to judge whether the resource name corresponding to the request message triggers current limiting according to the current limiting policy;

the current limiting unit 105: is configured to assemble and return a limited message.

Fig. 3 shows a schematic diagram of a computer system of an electronic device for implementing an embodiment of the invention. The computer system 500 shown in fig. 3 is merely an example, and should not be construed as limiting the functionality and scope of use of embodiments of the present invention. As shown in fig. 3, the computer system 500 may include a processing device (e.g., a central processing unit, a graphics processor, etc.) 501 that may perform various suitable actions and processes in accordance with programs stored in a Read Only Memory (ROM) 502 or loaded from a storage device 508 into a Random Access Memory (RAM) 503. In the RAM 503, various programs and data required for the operation of the computer system 500 are also stored. The processing device 501, the ROM 502, and the RAM 503 are connected to each other via a bus 504. An input/output (I/O) interface 505 is also connected to bus 504.

In general, the following devices may be connected to the I/O interface 505: input devices 506 including, for example, a touch screen, touchpad, keyboard, mouse, camera, microphone, etc.; an output device 507 including, for example, a Liquid Crystal Display (LCD), a speaker, a vibrator, and the like; storage 508 including, for example, magnetic tape, hard disk, etc.; and communication means 509. The communication means 509 may allow the computer system 500 to communicate with other devices wirelessly or by wire to exchange data. While fig. 3 illustrates a computer system 500 having electronic devices with various means, it should be understood that not all illustrated means are required to be implemented or provided. More or fewer devices may be implemented or provided instead.

In particular, according to embodiments of the present invention, the processes described above with reference to flowcharts may be implemented as computer software programs. For example, embodiments of the present invention include a computer program product comprising a computer program embodied on a computer readable medium, the computer program comprising program code for performing the method shown in the flowchart of fig. 1. In such an embodiment, the computer program may be downloaded and installed from a network via the communication means 509, or from the storage means 508, or from the ROM 502. The above-described functions defined in the method of the embodiment of the present invention are performed when the computer program is executed by the processing means 501.

The computer readable medium of the present invention may be a computer readable signal medium or a computer readable storage medium, or any combination of the two. The computer readable storage medium can be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or a combination of any of the foregoing. More specific examples of the computer-readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the context of this document, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. In the present invention, however, the computer-readable signal medium may include a data signal propagated in baseband or as part of a carrier wave, with the computer-readable program code embodied therein. Such a propagated data signal may take any of a variety of forms, including, but not limited to, electro-magnetic, optical, or any suitable combination of the foregoing. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to: electrical wires, fiber optic cables, RF (radio frequency), and the like, or any suitable combination of the foregoing.

The computer readable medium may be contained in the electronic device; or may exist alone without being incorporated into the electronic device.

The computer readable medium carries one or more programs which, when executed by the electronic device, cause the electronic device to implement a legal repository retrieval method as shown in the embodiment and alternative implementations of fig. 2.

Computer program code for carrying out operations of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Python, java, smalltalk, C ++ and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computer (for example, through the Internet using an Internet service provider).

The flowcharts and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.

The flow control method, the flow control device, the electronic equipment and the storage medium according to the embodiment of the invention have the advantages that: the idea of digital twinning is used, a real financial service scene is mapped to a digital space, and a corresponding test data frame is established; defining data layering, verifying data standard, realizing data algorithm, making a set of real-to-virtual full-element multi-level mapping scheme, completing real-to-virtual mapping, carrying out convergent data derivation, automatically forming test data, and constructing a case library for risk model test; the test data can be derived according to a preset data standard and algorithm, and a case library is automatically built through data derivation, so that automatic generation and multiplexing of the test data are realized; the method has the advantages that manual data input is not needed, the data preparation period is greatly shortened, and the problems of long data preparation period, high labor cost and poor data reusability are solved; the data derivation can be based on standard or probability, and the data is automatically calculated by a program, so that the problems of poor data quality, incomplete coverage, incomplete data link and the like of test data are solved.

While the invention has been described and illustrated with reference to specific embodiments thereof, the description and illustration is not intended to be limiting. It will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention as defined in the claims. There may be a distinction between technical reproduction in the present invention and actual equipment due to variables in the manufacturing process, etc. Other embodiments of the invention not specifically illustrated may exist. The specification and figures are to be regarded in an illustrative rather than a restrictive sense, and all such modifications are intended to be included within the scope of the present invention as defined in the appended claims. Although the methods disclosed herein have been described with reference to particular operations being performed in a particular order, it should be understood that these operations may be rearranged, sub-divided, or arranged to form an equivalent method without departing from the teachings of the invention. Thus, the order and grouping of the operations is not a limitation of the present invention unless specifically indicated herein.

Claims

1. A flow control method comprising the steps of:

step 1: acquiring request service information and request messages;

step 5: and assembling and returning the current limiting message.

2. The flow control method according to claim 1, wherein step 3: acquiring a corresponding current limiting strategy according to the resource name, judging whether to trigger current limiting according to the current limiting strategy, and executing the step 6 if not;

3. The flow control method according to claim 2, wherein a flow restriction rule and a statistical rule are defined in a flow restriction policy, the flow restriction rule being used to define a flow restriction trigger rule corresponding to each resource name and a flow allocated by the system for each resource name; the statistical rule is used for counting the traffic use condition and the current limiting condition of each resource name.

4. A flow control method according to claim 3, wherein step 4: judging whether to trigger the current limiting according to the current limiting strategy comprises the following steps:

5. The flow control method according to claim 4, wherein step 41: judging whether the resource name triggers the current limit according to the current limit rule, if not, executing step 43;

6. The flow control method according to claim 5, wherein the request message is a string in JSON format.

7. The flow control method of claim 5, wherein the flow restriction strategy is set and changed via a profile.

8. A flow control device, comprising:

9. An electronic device, comprising:

one or more processors;

a storage device having one or more programs stored thereon,

the one or more programs, when executed by the one or more processors, cause the one or more processors to implement the method of any of claims 1-7.

10. A computer readable storage medium, on which a computer program is stored, which computer program, when being executed by one or more processors, implements the method of any of claims 1-7.