CN113515299A - Software development kit SDK hot upgrading method, device, equipment and storage medium - Google Patents
Software development kit SDK hot upgrading method, device, equipment and storage medium Download PDFInfo
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Abstract
The embodiment of the invention provides a Software Development Kit (SDK) hot upgrading method, a device, equipment and a storage medium, wherein the method comprises the following steps: under the condition that the SDK function is called by running the SDK of the old version, if the SDK is detected to have a new version, constructing a new type loader by the SDK drive package; loading a new version of the SDK through the new class loader; the calling of the SDK function by the old version of the SDK is stopped, and the SDK function by the new version of the SDK is called. The technical scheme provided by the embodiment of the invention can finish the upgrading of the SDK without restarting the project, can improve the efficiency and save network broadband resources.
Description
Technical Field
The embodiment of the invention relates to computer technology, in particular to a Software Development Kit (SDK) hot upgrading method, device, equipment and storage medium.
Background
At present, most projects (application systems) can continuously provide services to the outside, which is the most basic requirement and must be met. On one hand, for load balancing of services and on the other hand, for high availability of services, the deployment is basically item micro-servings and clustering.
The project can realize micro-service by calling the SDK function, and when the project needs to be upgraded, due to the micro-service of the project, the micro-service is upgraded by the SDK so as to realize gradual upgrade of the project. In the related art, in the process of upgrading the SDK, the upgrading of the SDK can be completed only by restarting the project, and the efficiency is low.
Disclosure of Invention
The embodiment of the invention provides a software development kit SDK hot upgrading method, device, equipment and storage medium, which can complete the upgrading of an SDK without restarting a project, improve the efficiency and save network broadband resources.
In a first aspect, an embodiment of the present invention provides a method for hot upgrading a software development kit SDK, including:
under the condition that the SDK function is called by running the SDK of the old version, if the SDK is detected to have a new version, constructing a new type loader by the SDK drive package;
loading a new version of the SDK through the new class loader;
the calling of the SDK function by the old version of the SDK is stopped, and the SDK function by the new version of the SDK is called.
Optionally, if it is detected that the SDK has a new version, constructing a new class loader by using the SDK driver package, including:
polling the preset address according to a preset time interval of a polling task interval;
and if the new version of the SDK is detected at the preset address, constructing a new class loader through the SDK driver package.
Optionally, the constructing a new class loader by using the SDK driver package includes:
constructing a new class loader with a decryption function through the SDK driver package, and setting a preset address accessed by the new class loader;
correspondingly, loading a new version of the SDK through the new class loader comprises the following steps:
and acquiring the new version of the SDK from the preset address through the new class loader, decrypting the new version of the SDK, and loading the decrypted new version of the SDK.
Optionally, after the invoking of the SDK function by the new version of the SDK, the method further includes:
and unloading the old version of the SDK through the SDK driving package.
Optionally, the method further includes:
when the item integrating the SDK drive package is started, inquiring an old version of the SDK through the SDK drive package according to a set address;
and loading the SDK of the old version through the class loader, and calling the SDK function through the SDK package of the old version after the project is started.
Optionally, the SDK driver package is integrated in the project; the SDK function includes a micro service function.
Optionally, the items include various types of application systems.
In a second aspect, an embodiment of the present invention further provides an apparatus for hot upgrading a software development kit SDK, including:
the construction module is used for constructing a new class loader by the SDK drive package if detecting that the SDK has a new version under the condition that the SDK function is called by running the software development kit SDK of the old version;
the loading module is used for loading the SDK of the new version through the new class loader;
and the switching module is used for stopping calling the SDK function through the new version of the SDK and calling the SDK function through the new version of the SDK.
In a third aspect, an embodiment of the present invention further provides an electronic device, including:
one or more processors;
a storage device for storing one or more programs,
when the one or more programs are executed by the one or more processors, the one or more processors are caused to implement the methods provided by the embodiments of the present invention.
In a fourth aspect, the present invention provides a computer-readable storage medium, on which a computer program is stored, where the computer program is executed by a processor to implement the method provided by the present invention.
According to the technical scheme provided by the embodiment of the invention, if the SDK is detected to have a new version, a new type loader is constructed through the SDK driver package; the new-version loader loads the SDK of the new version, the SDK function calling of the old version is stopped, the SDK function calling of the new version is achieved, the upgrading of the SDK can be achieved without restarting a project, the efficiency can be improved, the SDK function is called locally, a network broadband is not occupied, and network IO is not existed.
Drawings
Fig. 1 is a flowchart of an SDK hot upgrade method according to an embodiment of the present invention;
fig. 2a is a flowchart of an SDK hot upgrade method according to an embodiment of the present invention;
FIG. 2b is a diagram illustrating loading an old version of an SDK according to an embodiment of the present invention;
fig. 2c is a schematic diagram of an SDK upgrade provided by an embodiment of the present invention;
fig. 3 is a flowchart of an SDK hot upgrade method according to an embodiment of the present invention;
FIG. 4 is a block diagram of an SDK hot upgrade apparatus according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an electronic device according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Fig. 1 is a flowchart of an SDK hot upgrade method provided by an embodiment of the present invention, where the method may be performed by an SDK hot upgrade apparatus, the apparatus may be implemented by software and/or hardware, the apparatus may be configured in a server, and the method may be applied to a scenario where a project needs to be upgraded.
As shown in fig. 1, the technical solution provided by the embodiment of the present invention includes:
s110: and under the condition that the SDK function is called by running the SDK of the old version, if the SDK is detected to have a new version, constructing a new type loader by the SDK drive package.
In an embodiment of the present invention, a Software Development Kit (SDK) may be generally used to build a set of Development tools for application Software for a specific Software package, Software framework, hardware platform, operating system, etc., and may simply provide some files for application program interfaces for a certain programming language, but may also include complex hardware capable of communicating with a certain embedded system. The SDK function may be called by running the SDK, where the SDK function may be some microservice function, or may be a function set as needed, for example, may be a decryption function, or may be some other function.
In the embodiment of the invention, the SDK drive package can be integrated in the project in advance, when the project needs to be upgraded, because the project is micro-service, the upgrade of the micro-service can be realized by upgrading the SDK, thereby realizing the gradual upgrade of the project. The project may include various types of application systems, among others.
In an implementation manner of the embodiment of the present invention, before constructing the new class loader by the SDK driver package if it is detected that there is a new version of the SDK, the method may include: when the project is started, the SDK is inquired from the set address through the SDK drive package, a corresponding class loader is constructed, the SDK is loaded through the class loader, and the SDK can be understood as the SDK of the old version; and after the project is started, calling the SDK function through the loaded old version SDK. If it is detected that a new version of the SDK exists, a new class loader may be constructed by the SDK driver package integrated in the project. Wherein, a class loader (class loader) is used for loading the Java class into the Java virtual machine. The function of the driver package comprises two functions, namely, a user-defined class loader, and the SDK is loaded through the class loader; another aspect is based on the class of the class loader, and is called by a specific item (application system) by calling a specific function of the SDK and exposing the SDK to the outside.
In an implementation manner of the embodiment of the present invention, optionally, if it is detected that the SDK has a new version, constructing the new class loader by using the SDK driver package, includes: polling the preset address according to a preset time interval of a polling task interval; and if the new version of the SDK is detected at the preset address, constructing a new class loader through the SDK driver package. The device can create a polling task and poll the preset address according to a preset time interval of the polling task interval so as to detect whether a new version of the SDK exists at the preset address; and if the new type loader exists, constructing the new type loader by the SDK driver package, wherein the constructed new type loader can be constructed according to the requirement, and the function, the access address and the like of the new type loader can be customized.
S120: and loading the new version of the SDK through the new class loader.
In the embodiment of the invention, the new class loader corresponds to the new version of the SDK, and the new class loader can acquire the new version of the SDK and load the new version of the SDK into the virtual machine.
S130: the calling of the SDK function by the old version of the SDK is stopped, and the SDK function by the new version of the SDK is called.
In the embodiment of the invention, after the new-version SDK is loaded through the new-type loader, the calling of the SDK function through the old-version SDK is stopped, the new-version SDK is operated, and the SDK function is called through the new-version SDK, so that the upgrading of the SDK is realized. The switching from calling the SDK function through the SDK of the old version to calling the SDK function through the SDK of the new version is stopped, the switching time is very short, the hot upgrading of the SDK can be realized under the condition that a user does not sense and the service is provided externally, the project does not need to be restarted, and the efficiency is improved.
In an implementation manner of the embodiment of the present invention, optionally, after S130, the method may further include: the old version of the SDK is offloaded through the SDK driver package. After the new-version SDK is loaded, the function of the SDK can be called through the new-version SDK, in order to save space, the old-version SDK can be unloaded, the running speed can be increased, and resources can be saved.
In the related technology, aiming at item micro-servitization and cluster deployment, uninterrupted external service can be provided; at present, when a project needs to be upgraded, a micro-service cluster can be created, and micro-services are called by accessing the micro-service cluster, but aiming at some modules with single functions, the micro-service cluster is separately created, the heavyweight level is compared, the calling among the micro-services occupies the network bandwidth, the network IO is more time-consuming than the local calling, and the efficiency is greatly reduced; according to the technical scheme provided by the embodiment of the invention, the new version of the SDK is loaded, and the SDK function is called through the new version of the SDK, namely the SDK function is called locally, so that the network broadband is not occupied, the network IO is not generated, and the efficiency can be improved.
According to the technical scheme provided by the embodiment of the invention, if the SDK is detected to have a new version, a new type loader is constructed through the SDK driver package; the new-version loader loads the SDK of the new version, the SDK function calling of the old version is stopped, the SDK function calling of the new version is achieved, the upgrading of the SDK can be achieved without restarting a project, the efficiency can be improved, the SDK function is called locally, a network broadband is not occupied, and network IO is not existed.
Fig. 2a is a flowchart of an SDK hot upgrade method provided in an embodiment of the present invention, and in this embodiment, optionally, the method may further include:
when the item integrating the SDK drive package is started, inquiring an old version of the SDK through the SDK drive package according to a set address;
and loading the SDK of the old version through the class loader, and calling the SDK function through the SDK package of the old version after the project is started.
As shown in fig. 2a, the technical solution provided by the embodiment of the present invention includes:
s210: and when the item integrating the SDK drive package is started, inquiring the SDK of the old version through the SDK drive package according to the set address.
In the embodiment of the present invention, the SDK driver package may be integrated in the project in advance. For example, as shown in fig. 2b, an SDK driver package is integrated in each project in advance, and when the project is started, an SDK version 1 is found from a set address through the driver package, wherein the SDK version 1 can be understood as an old version of the SDK.
S220: and loading the SDK of the old version through the class loader, and calling the SDK function through the SDK package of the old version after the project is started.
In the embodiment of the invention, the SDK of the old version is loaded through the constructed class loader, and particularly the SDK is loaded into the virtual machine. After the project is started, the SDK function is called through an interface developed by the SDK driving package, so that the project provides service for the outside.
S230: and under the condition that the SDK function is called by running the SDK of the old version, if the SDK is detected to have a new version, constructing a new type loader by the SDK drive package.
S240: and loading the new version of the SDK through the new class loader.
S250: the calling of the SDK function by the old version of the SDK is stopped, and the SDK function by the new version of the SDK is called.
Reference is made to the description of the above embodiments for the description of S230-S250.
For example, as shown in fig. 2c, when a new version of SDK (SDK version 2) exists, a custom new class loader is constructed by using an SDK driver package to load the new version of SDK, and after all the SDKs are ready, the new class loader is cut off to replace the original class loader, and at this time, the new class loader points to the new version of SDK (SDK version 2), so that hot upgrade and hot deployment of SDKs are realized.
In the embodiment, after the project is started, in the running process of the project, a new loader is constructed by an SDK drive package; the new-version loader loads the SDK of the new version, the SDK function calling of the old version is stopped, the SDK function calling of the new version is achieved, the upgrading of the SDK can be achieved without restarting a project, the efficiency can be improved, the SDK function is called locally, a network broadband is not occupied, and network IO is not existed.
Fig. 3 is a flowchart of an SDK hot upgrade method provided in an embodiment of the present invention, where in this embodiment, optionally, the constructing a new class loader by using an SDK driver package includes:
constructing a new class loader with a decryption function through an SDK drive package, and setting a preset address accessed by the new class loader;
correspondingly, loading a new version of the SDK through the new class loader comprises the following steps:
and acquiring the new version of the SDK from the preset address through the new class loader, decrypting the new version of the SDK, and loading the decrypted new version of the SDK.
As shown in fig. 3, the technical solution provided by the embodiment of the present invention includes:
s310: under the condition that the SDK function is called by running an old version of the SDK, if the SDK is detected to have a new version, a new class loader with a decryption function is constructed through an SDK drive package, and a preset address accessed by the new class loader is set.
In the embodiment of the invention, the SDK driver is used for constructing the self-defined new class loader, so that the function of the new class loader can be self-defined, and the preset address accessed by the new class loader can be self-defined. Wherein the preset address may be an address of a new version of the SDK. In order to ensure the safety of the new-version SDK, the new-version SDK needs to be encrypted in advance, the new-class loader is customized to have a decryption function, and the new-version SDK can be decrypted so as to be loaded.
S320: and acquiring the new version of the SDK from the preset address through the new class loader, decrypting the new version of the SDK, and loading the decrypted new version of the SDK.
In the embodiment of the invention, the new loader defines the accessed preset address by self, so that the new version of the SDK can be obtained from the preset address, decrypted and stored, and loaded, thereby completing the calling preparation of the new version of the SDK.
S330: the calling of the SDK function by the old version of the SDK is stopped, and the SDK function by the new version of the SDK is called.
Therefore, the new class loader with the decryption function is constructed through the SDK drive package, the preset address accessed by the new class loader is set, the new class loader acquires the SDK of the new version from the preset address, the SDK of the new version is decrypted, the decrypted SDK of the new version is loaded, the safety of the SDK can be guaranteed, the SDK can be prevented from being loaded smoothly, and the upgrading of the SDK is achieved.
Fig. 4 is a block diagram of a software development kit SDK hot upgrade apparatus according to an embodiment of the present invention, and as shown in fig. 4, the apparatus includes a building module 410, a loading module 420, and a switching module 430.
The construction module 410 is configured to, when the SDK function is called by running an old version of software development kit SDK, if it is detected that the SDK has a new version, construct a new class loader by using an SDK driver package;
a loading module 420, configured to load a new version of the SDK through the new class loader;
and the switching module 430 is configured to stop calling the SDK function through the new version of the SDK, and call the SDK function through the new version of the SDK.
Optionally, if it is detected that the SDK has a new version, constructing a new class loader by using the SDK driver package, including:
polling the preset address according to a preset time interval of a polling task interval;
and if the new version of the SDK is detected at the preset address, constructing a new class loader through the SDK driver package.
Optionally, the constructing a new class loader by using the SDK driver package includes:
constructing a new class loader with a decryption function through the SDK driver package, and setting a preset address accessed by the new class loader;
correspondingly, loading a new version of the SDK through the new class loader comprises the following steps:
and acquiring the new version of the SDK from the preset address through the new class loader, decrypting the new version of the SDK, and loading the decrypted new version of the SDK.
Optionally, the apparatus further includes an uninstalling module, configured to uninstall, through the SDK driver package, the old version of the SDK after the SDK function is called through the new version of the SDK.
Optionally, the apparatus further includes a calling module, configured to:
when the item integrating the SDK drive package is started, inquiring an old version of the SDK through the SDK drive package according to a set address;
and loading the SDK of the old version through the class loader, and calling the SDK function through the SDK package of the old version after the project is started.
Optionally, the SDK driver package is integrated in the project; the SDK function includes a micro service function.
Optionally, the items include various types of application systems.
The device can execute the method provided by any embodiment of the invention, and has the corresponding functional modules and beneficial effects of the execution method.
Fig. 5 is a schematic structural diagram of an electronic device according to an embodiment of the present invention, where the device may be a server, and as shown in fig. 5, the device includes:
one or more processors 510, one processor 510 being illustrated in FIG. 5;
a memory 520;
the apparatus may further include: an input device 530 and an output device 540.
The processor 510, the memory 520, the input device 530 and the output device 540 of the apparatus may be connected by a bus or other means, and fig. 5 illustrates the connection by a bus as an example.
The memory 520 is a non-transitory computer-readable storage medium and can be used for storing software programs, computer-executable programs, and modules, such as program instructions/modules corresponding to a software development kit SDK hot upgrade method in an embodiment of the present invention (for example, the building module 410, the loading module 420, and the switching module 430 shown in fig. 4). The processor 510 executes various functional applications and data processing of the computer device by executing the software programs, instructions and modules stored in the memory 520, namely, implementing a software development kit SDK hot upgrade method of the above method embodiment, that is:
under the condition that the SDK function is called by running the SDK of the old version, if the SDK is detected to have a new version, constructing a new type loader by the SDK drive package;
loading a new version of the SDK through the new class loader;
the calling of the SDK function by the old version of the SDK is stopped, and the SDK function by the new version of the SDK is called.
The memory 520 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to use of the computer device, and the like. Further, the memory 520 may include high speed random access memory, and may also include non-transitory memory, such as at least one magnetic disk storage device, flash memory device, or other non-transitory solid state storage device. In some embodiments, memory 520 may optionally include memory located remotely from processor 510, which may be connected to a terminal device via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The input device 530 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the computer apparatus. The output device 540 may include a display device such as a display screen.
The embodiment of the invention provides a computer readable storage medium, on which a computer program is stored, and when the program is executed by a processor, the method for realizing the SDK hot upgrade of the software development kit provided by the embodiment of the invention comprises the following steps:
under the condition that the SDK function is called by running the SDK of the old version, if the SDK is detected to have a new version, constructing a new type loader by the SDK drive package;
loading a new version of the SDK through the new class loader;
the calling of the SDK function by the old version of the SDK is stopped, and the SDK function by the new version of the SDK is called.
Any combination of one or more computer-readable media may be employed. The computer readable medium may be a computer readable signal medium or a computer readable storage medium. A computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the computer readable storage medium would include the following: 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.
A computer readable signal medium may include a propagated data signal with computer readable program code embodied therein, for example, in baseband or as part of a carrier wave. 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 thereof. 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 wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.
Computer program code for carrying out operations for aspects of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, Smalltalk, C + + or the like 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 type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider).
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. A Software Development Kit (SDK) hot upgrading method is characterized by comprising the following steps:
under the condition that the SDK function is called by running the SDK of the old version, if the SDK is detected to have a new version, constructing a new type loader by the SDK drive package;
loading a new version of the SDK through the new class loader;
the calling of the SDK function by the old version of the SDK is stopped, and the SDK function by the new version of the SDK is called.
2. The method of claim 1, wherein if it is detected that there is a new version of the SDK, constructing a new class loader by the SDK driver package comprises:
polling the preset address according to a preset time interval of a polling task interval;
and if the new version of the SDK is detected at the preset address, constructing a new class loader through the SDK driver package.
3. The method of claim 1 or 2, wherein the constructing the new class loader by the SDK driver package comprises:
constructing a new class loader with a decryption function through the SDK driver package, and setting a preset address accessed by the new class loader;
correspondingly, loading a new version of the SDK through the new class loader comprises the following steps:
and acquiring the new version of the SDK from the preset address through the new class loader, decrypting the new version of the SDK, and loading the decrypted new version of the SDK.
4. The method of claim 1, wherein after the invoking of the SDK function by the new version of the SDK, further comprising:
and unloading the old version of the SDK through the SDK driving package.
5. The method of claim 1, further comprising:
when the item integrating the SDK drive package is started, inquiring an old version of the SDK through the SDK drive package according to a set address;
and loading the SDK of the old version through the class loader, and calling the SDK function through the SDK package of the old version after the project is started.
6. The method of claim 5, wherein the SDK driver package is integrated in the project; the SDK function includes a micro service function.
7. The method of claim 5, wherein the items comprise classes of application systems.
8. A Software Development Kit (SDK) hot upgrade device is characterized by comprising:
the construction module is used for constructing a new class loader by the SDK drive package if detecting that the SDK has a new version under the condition that the SDK function is called by running the software development kit SDK of the old version;
the loading module is used for loading the SDK of the new version through the new class loader;
and the switching module is used for stopping calling the SDK function through the new version of the SDK and calling the SDK function through the new version of the SDK.
9. An electronic device, comprising:
one or more processors;
a storage device for storing one or more programs,
when executed by the one or more processors, cause the one or more processors to implement the method of any one of claims 1-7.
10. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the method according to any one of claims 1 to 7.
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| CN114338379A (en) * | 2021-12-28 | 2022-04-12 | 上海黑眸智能科技有限责任公司 | Network distribution method and system for SDK client, SDK client and APP client |
| CN114338379B (en) * | 2021-12-28 | 2023-11-03 | 上海黑眸智能科技有限责任公司 | SDK client network distribution method, system, SDK client and APP client |
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