CN104852971B - Plug-in protocol device and data communication method based on plug-in protocol - Google Patents

Abstract

The present invention provides a plug-in protocol device and a data communication method based on the plug-in protocol, which are used to solve the problem that the current embedded application development is not flexible enough for application protocol support and cannot realize different services based on different network links. Wherein, the data communication method based on the plug-in protocol includes: reading the link information of the communicating party; creating a communication object that communicates with the communicating party; loading the context information of the communication object according to the link information to obtain the loaded communication object; The service data in the loaded communication object is converted according to the service protocol; the communication object after the service protocol conversion is converted according to the transmission protocol, encapsulated and sent to the communicating party. This solution realizes the realization of different services based on different network links. Function.

Description

A plug-in protocol device and a data communication method based on the plug-in protocol

technical field

The invention relates to the field of communication, in particular to a plug-in protocol device and a data communication method based on the plug-in protocol.

Background technique

At present, in the application development work based on the intelligent terminal, an important task is to interact with different servers, parse the private protocol, and execute the business logic. During the development process, basic functions are often developed repeatedly, including basic network (tcp/ip), data encryption, and private business protocols. The development of these functions occupies most of the development time. Because the core business is often consistent, it is inconvenient to maintain and expand the repeated implementation of the business, which increases the development and maintenance cost. At present, with the continuous improvement of the hardware level of intelligent terminals, the processing capabilities and storage capabilities of intelligent terminal devices, and the continuous improvement of the network environment, some more complex functions can be realized. More and more raw data are calculated, and the complexity of the calculation is getting higher and higher. Smart devices with relatively low hardware configuration are slow to process complex calculations and are prone to failure. In the face of more complex calculations, storage capacity and computing power will be insufficient. At this time, cloud-based servers are required to participate in storage and calculation.

Android, IOS and Windows systems have different attributes, but the commonality is also obvious. They support mature development languages, better networking methods and network speeds, and support basic network protocols. The above various operating systems can be developed based on different computer languages, which provides the possibility for the plug-in of the application protocol stack based on the intelligent terminal. Existing embedded application development is not based on plug-ins, so it needs to be fully updated when upgrading; users cannot selectively customize applications, and must download large and relatively complete applications, and the protocol support for applications is not flexible enough to achieve different networks. link to realize different services; the current cloud technology focuses on storage, and involves less collaborative computing, and when the hardware of intelligent embedded devices cannot meet the computing and storage requirements, a mode is needed to realize the distributed computing on the mobile phone. .

SUMMARY OF THE INVENTION

The invention provides a plug-in protocol device and a data communication method based on the plug-in protocol, which are used to solve the problem that the current embedded application development is not flexible enough to support the application protocol and cannot realize different services based on different network links.

According to an aspect of the present invention, a plug-in protocol device is provided, including: a plug-in configuration manager, a service protocol plug-in manager, and a basic protocol plug-in manager; The service protocol plug-in manager and the basic protocol plug-in manager perform scheduling; the service protocol plug-in manager is used to convert the service protocol of the service data in the communication object received or sent by the terminal; the basic protocol plug-in manager is used for the terminal The communication object received or sent is encapsulated by the transport protocol.

The plug-in configuration manager includes: a plug-in manager and a configuration manager; the configuration manager stores a protocol configuration file; the plug-in manager is used to call the protocol configuration file in the configuration manager, and load the basic protocol plug-in manager according to the protocol configuration file The basic protocol plug-in configuration information in and the business protocol plug-in configuration information in the business protocol plug-in manager are loaded, and the basic protocol plug-in and the business protocol plug-in are configured according to the basic protocol plug-in configuration information and the business protocol plug-in configuration information.

Wherein, the device also includes: an update module for reading the timestamp of the protocol configuration file from the configuration manager, and the upgrade server carrying the timestamp to access the protocol configuration file, if the read timestamp matches the protocol in the upgrade server If the timestamps of the configuration files are inconsistent, download the updated protocol configuration file from the upgrade server; the download module is used to compare the timestamp of the downloaded updated protocol configuration file with the timestamp of the local protocol configuration file of the terminal, if If the two are inconsistent, the updated plug-in information and version information are generated at the terminal according to the updated protocol configuration file, and the updated plug-in is downloaded from the upgrade server.

The communication object includes the calculation parameters sent by the terminal to the calculation request proxy server, and the plug-in configuration manager is specifically used for: after the communication object converted by the service protocol is converted according to the transmission protocol, packaged and sent to the communication party, received The calculation result returned from the calculation request proxy server is sent to the service protocol plug-in manager.

Further, the device further includes: a transmission control protocol TCP layer, used to perform TCP encapsulation on data to be sent and received by the terminal; and a secure socket layer SSL, used to encrypt data transmitted at the TCP layer.

According to another aspect of the present invention, a data communication method based on a plug-in protocol is provided, comprising: reading link information of a communicating party; creating a communication object for communicating with the communicating party; loading a communication object according to the link information The context information is obtained, and the loaded communication object is obtained; the business data in the loaded communication object is converted according to the business protocol; the communication object converted by the business protocol is encapsulated according to the transmission protocol and sent to the communication party.

Further, the above method further includes: calling the protocol configuration file, loading the basic protocol plug-in configuration information and the business protocol plug-in configuration information according to the protocol configuration file; configuring the basic protocol plug-in and the business protocol plug-in according to the basic protocol plug-in configuration information and the business protocol plug-in configuration information. .

Wherein, the above method also includes: reading the timestamp of the protocol configuration file from the configuration manager, and accessing the upgrade server of the protocol configuration file with the timestamp, if the read timestamp is the same as the time of the protocol configuration file in the upgrade server If the stamps are inconsistent, download the updated protocol configuration file from the upgrade server; use the timestamp of the downloaded updated protocol configuration file to compare with the timestamp of the local protocol configuration file of the terminal. The configuration file generates updated plug-in information and version information on the terminal, and downloads the updated plug-in from the upgrade server.

Wherein, the communication object includes the calculation parameter sent by the terminal to the calculation request proxy server, and the method further includes: after the communication object converted by the service protocol is converted according to the transmission protocol, packaged and sent to the communication party, receiving the data from the calculation request proxy server. The calculation result returned by the server; the calculation result is converted according to the transmission protocol; the converted calculation result is converted according to the service protocol and provided to the terminal.

Wherein, the context information includes: indication information indicating whether the communication object supports SSL, the business protocol used by the communication object, and the transmission protocol used by the communication object, and when the context information indicates that the communication object supports SSL, the method further includes, in The communication object after the business protocol conversion is converted according to the transmission protocol and packaged and sent to the communication party, and the communication object is encrypted according to SSL.

The solution provided by the embodiment of the present invention is based on a plug-in protocol stack, separately manages the communication transmission protocol and the service protocol, performs unified scheduling based on terminal requirements, and performs service protocol conversion on the data received and sent by the terminal. The transmission protocol encapsulation realizes the function of realizing different services based on different network links.

Description of drawings

1 is a structural block diagram of a plug-in protocol device in Embodiment 1 of the present invention;

2 is a schematic diagram of a plug-in protocol device implementing complex computing by means of a service cluster in Embodiment 1 of the present invention;

Fig. 3 is the flow chart that the plug-in manager of the application protocol stack provided by Embodiment 3 of the present invention loads plug-ins;

Fig. 4 is the flow chart of the calling use of the protocol stack of Embodiment 2 of the present invention;

5 is a flowchart of the protocol stack plug-in update according to Embodiment 2 of the present invention;

6 is a flowchart of the protocol stack plug-in update in Embodiment 2 of the present invention;

FIG. 7 is a flowchart of a data communication method based on a plug-in protocol according to Embodiment 3 of the present invention.

Detailed ways

In order to solve the problem that the embedded application development in the prior art is not flexible enough for the application protocol support and cannot realize different services based on different network links, the present invention provides a plug-in protocol device and data communication based on the plug-in protocol. method, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to illustrate the present invention, but not to limit the present invention.

Example 1

An embodiment of the present invention provides a plug-in protocol device. Specifically, the device is a plug-in application protocol stack applied to an intelligent terminal. As shown in FIG. 1 , the device may specifically include the following components. It should be noted that the The figure is only a schematic diagram, and the specific number of each component shown in FIG. 1 is not specifically limited in this embodiment:

Plug-in configuration manager, business protocol plug-in manager, and basic protocol plug-in manager;

The plug-in configuration manager is used to schedule the service protocol plug-in manager and the basic protocol plug-in manager according to the link information of the communicating party, so that the received or to-be-sent communication objects are processed by the service protocol plug-in manager and the basic protocol plug-in manager. Perform protocol conversion, as shown in Figure 1, this layer is located at the top layer, the plug-in configuration manager configures the protocol plug-in of the individual intelligent terminal through configuration files, cloud storage, etc. Specifically, the plug-in can be divided into two sub-layers , namely the business protocol plug-in manager and the base protocol plug-in manager.

The business protocol plug-in manager is used to convert the business data in the communication object received or sent by the terminal, and is used to manage the user's business plug-in, wherein the business plug-in is responsible for the data conversion and processing of each business module;

The basic protocol plug-in manager is used to encapsulate and convert the communication object received or sent by the terminal. The basic protocol plug-in manager is used to manage the basic protocol plug-ins. e++ protocol and http protocol, etc.

As shown in FIG. 1, the device further includes a TCP (Transmission Control Protocol, transmission control protocol) layer and an SSL (Secure Sockets Layer, secure sockets layer), wherein the transmission control protocol TCP layer is used for the terminal to be sent and received. The data is encapsulated by TCP; the SSL layer of the secure socket layer is used to encrypt the data transmitted at the TCP layer.

Based on this: the above plug-in configuration manager includes: a plug-in manager and a configuration manager; the configuration manager stores a protocol configuration file; the plug-in manager is used to call the protocol configuration file in the configuration manager, and load the basic protocol plug-in according to the protocol configuration file. The basic protocol plug-in configuration information in the manager and the business protocol plug-in configuration information in the business protocol plug-in manager are loaded, and the basic protocol plug-in and the business protocol plug-in are configured according to the basic protocol plug-in configuration information and the service protocol plug-in configuration information.

The above-mentioned device also has a plug-in update function, and based on this, the above-mentioned device also includes: an update module for reading the timestamp of the protocol configuration file from the configuration manager, and the upgrade server carrying the timestamp to access the protocol configuration file. If the timestamp of the updated protocol configuration file is inconsistent with the timestamp of the protocol configuration file in the upgrade server, download the updated protocol configuration file from the upgrade server; use the timestamp of the downloaded updated protocol configuration file and the time of the local protocol configuration file of the terminal If the two are inconsistent, the updated plug-in information and version information are generated at the terminal according to the updated protocol configuration file, and the updated plug-in is downloaded from the upgrade server.

Based on the above device, when the terminal hardware performance cannot perform complex calculations, a relatively simplified protocol can be used to interact with the cluster for computing requests, and then the calculation results can be pushed to the intelligent terminal through the cluster. Figure 2 is based on the above device. A schematic diagram of implementing complex computing, as shown in Figure 2, the computing process involves several subjects involved in computing: intelligent terminals, computing clusters, and context storage clusters, wherein the above communication objects include computing parameters sent by the terminal to the computing request proxy server , based on this, the above-mentioned plug-in configuration manager is specifically used for: after the communication object converted by the business protocol is converted according to the transmission protocol and packaged and sent to the communication party, the calculation result returned from the calculation request proxy server is received, and the The calculation result is sent to the business protocol plug-in manager.

Example 2

Loading, using, calling, updating, and performing complex calculations of the protocol stack in this embodiment further describe the plug-in protocol stack provided in Embodiment 1 of the present invention.

FIG. 3 is a flowchart of loading a plug-in by a plug-in manager of an application protocol stack according to Embodiment 3 of the present invention. As shown in Figure 3, the process includes the following steps:

In the first step, the plug-in manager calls the configuration manager to obtain basic protocol configuration information, such as whether to support encryption, service protocol plug-in information and other information;

In the second step, the plug-in manager calls the basic protocol plug-in manager to load the basic protocol plug-in configuration information read in the configuration information;

In the third step, the plug-in manager calls the service plug-in protocol manager, and loads the service protocol plug-in manager. The fourth step is to complete the loading of the protocol stack plug-in.

Fig. 4 is the flow chart of calling and using the protocol stack according to the second embodiment of the present invention. As shown in Fig. 4 , the flow chart includes the following steps:

The first step is to read the link template information from the communication party of the configuration manager, that is, the link information recorded in the above Embodiment 1. The link template information describes the configuration information of some fixed links, for example, the upgrade server's Information such as address, port, configured service protocol, and basic protocol, etc., after the module is started, use this information to create a communication link in the form of a template, and configure a communication context object.

The second step is to create a communication object according to the read link template information;

The third step is to load the context information of the communication object according to the template information, including whether to support SSL, which business protocol to use, and what basic protocol information is based on;

The fourth step is to use the created communication object to communicate and process the application protocol.

FIG. 5 is a flowchart of the protocol stack plug-in update according to Embodiment 2 of the present invention. As shown in FIG. 5 , the flowchart includes the following steps:

The first step is to read the timestamp of the configuration file from the configuration manager, and access the upgrade server with the timestamp. If the two timestamps are inconsistent, download the configuration file;

The second step is to compare the downloaded configuration file and the local configuration file, and generate the information and version of the plug-in to be updated;

The third step, download the plug-in to the temporary directory;

The fourth step is to process the temporary directory plug-in, uninstall the old version of the plug-in, update the new version of the plug-in, and complete.

FIG. 6 is a flowchart of a protocol stack plug-in update according to Embodiment 2 of the present invention. As shown in FIG. 6 , the flowchart includes the following steps:

In the first step, the intelligent terminal application applies to the calculation proxy server for calculation, and carries the input conditions for participating in the calculation;

The second step is to perform hash calculation on the smart terminal to obtain the GUID (Global Uniform Identifier) of the smart terminal;

In the third step, after receiving the application from the proxy server, the computing server queries the context information that the GUID participated in the calculation before and the normalized storage information according to the GUID, and uses the queried information for calculation;

The fourth step is to transmit the calculation result to the proxy calculation server;

In the fifth step, the proxy computing server generates the calculation result format and pushes it to the intelligent terminal.

Example 3

This embodiment provides a data communication method based on a plug-in protocol. FIG. 7 is a flowchart of the data communication method based on a plug-in protocol according to Embodiment 3 of the present invention, as shown in FIG. 7 , including:

Step 701: Read the link information of the communicating party;

Step 702: Create a communication object that communicates with the communication party;

Step 703: Load the context information of the communication object according to the link information to obtain the loaded communication object;

Step 704: Convert the service data in the loaded communication object according to the service protocol;

Step 705 : The communication object converted by the service protocol is converted according to the transmission protocol and encapsulated, and then sent to the communicating party.

The above method further includes: calling the protocol configuration file, loading the basic protocol plug-in configuration information and the business protocol plug-in configuration information according to the protocol configuration file; configuring the basic protocol plug-in and the business protocol plug-in according to the basic protocol plug-in configuration information and the business protocol plug-in configuration information.

Further, the above method also includes: reading the timestamp of the protocol configuration file from the configuration manager, and accessing the upgrade server of the protocol configuration file with the timestamp, if the read timestamp is the same as that of the protocol configuration file in the upgrade server. If the timestamps are inconsistent, download the updated protocol configuration file from the upgrade server; compare the timestamp of the downloaded updated protocol configuration file with the timestamp of the local protocol configuration file of the terminal. The protocol configuration file generates updated plug-in information and version information on the terminal, and downloads the updated plug-in from the upgrade server.

Wherein, the communication object includes the calculation parameter sent by the terminal to the calculation request proxy server, and the method further includes: after the communication object converted by the service protocol is converted according to the transmission protocol, packaged and sent to the communication party, receiving the data from the calculation request proxy server. The calculation result returned by the server; the calculation result is converted according to the transmission protocol; the converted calculation result is converted according to the service protocol and provided to the terminal.

Wherein, the context information includes indication information indicating whether the communication object supports SSL, the business protocol used by the communication object, and the transmission protocol used by the communication object. When the context information indicates that the communication object supports SSL, the method further includes, after passing the business protocol. The converted communication object is converted according to the transmission protocol and packaged, and before being sent to the communication party, the communication object is encrypted according to SSL.

The solution provided by the present invention is based on a freely combined plug-in application protocol stack framework, which realizes the customization requirements of user applications, and when the application needs to be upgraded, only a partial upgrade of the application can be performed without all upgrades; and based on popular distribution After the re-architecture is carried out, the distributed computing of the intelligent terminal is realized, and the performance requirements for the mobile phone are reduced.

Although the preferred embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that various modifications, additions and substitutions are possible, and therefore, the scope of the present invention should not be limited to the above-described embodiments.

Claims (10)

1. A plug-in protocol device, comprising:

the system comprises a plug-in configuration manager, a service protocol plug-in manager and a basic protocol plug-in manager;

the plug-in configuration manager is used for scheduling the service protocol plug-in manager and the basic protocol plug-in manager according to the link information of the communication party;

the service protocol plug-in manager is used for converting the service protocol of the service data in the communication object received or sent by the terminal;

and the basic protocol plug-in manager is used for carrying out transmission protocol encapsulation on the communication object received or sent by the terminal.

2. The apparatus of claim 1, wherein the plug-in configuration manager comprises: a plug-in manager and a configuration manager;

the configuration manager stores protocol configuration files;

the plug-in manager is used for calling a protocol configuration file in the configuration manager, loading basic protocol plug-in configuration information in the basic protocol plug-in manager according to the protocol configuration file, loading service protocol plug-in configuration information in the service protocol plug-in manager, and configuring a basic protocol plug-in and a service protocol plug-in according to the basic protocol plug-in configuration information and the service protocol plug-in configuration information.

3. The apparatus of claim 2, further comprising:

the updating module is used for reading a timestamp of the protocol configuration file from the configuration manager, accessing the upgrading server of the protocol configuration file with the timestamp, and downloading the updated protocol configuration file from the upgrading server if the read timestamp is inconsistent with the timestamp of the protocol configuration file in the upgrading server;

and the downloading module is used for comparing the time stamp of the downloaded updated protocol configuration file with the time stamp of the local protocol configuration file of the terminal, if the time stamp of the downloaded updated protocol configuration file is inconsistent with the time stamp of the local protocol configuration file of the terminal, generating updated plug-in information and version information in the terminal according to the updated protocol configuration file, and downloading the updated plug-in from the upgrading server.

4. The apparatus according to claim 1, wherein the communication object includes a computation parameter sent by the terminal to the computation request proxy server, and the plug-in configuration manager is specifically configured to:

and after converting and packaging the communication object after the service protocol conversion according to a transmission protocol and sending the communication object to a communication party, receiving a calculation result returned by the calculation request proxy server and sending the calculation result to the service protocol plug-in manager.

5. The apparatus of any one of claims 1 to 4, further comprising:

the TCP layer is used for TCP encapsulation of data to be sent and received by the terminal;

and the secure socket layer SSL is used for encrypting the data transmitted in the TCP layer.

6. A data communication method based on a plug-in protocol is characterized by comprising the following steps:

reading link information of a communication party;

creating a communication object for communicating with the communication party;

loading the context information of the communication object according to the link information to obtain a loaded communication object;

converting the loaded service data in the communication object according to a service protocol;

and the communication object after the service protocol conversion is packaged according to the transmission protocol and then is sent to the communication party.

7. The method of claim 6, further comprising:

calling a protocol configuration file, and loading basic protocol plug-in configuration information and service protocol plug-in configuration information according to the protocol configuration file;

and configuring the basic protocol plug-in and the service protocol plug-in according to the basic protocol plug-in configuration information and the service protocol plug-in configuration information.

8. The method of claim 7, further comprising:

reading a timestamp of a protocol configuration file from a configuration manager, accessing an upgrade server of the protocol configuration file with the timestamp, and downloading an updated protocol configuration file from the upgrade server if the read timestamp is inconsistent with the timestamp of the protocol configuration file in the upgrade server; and comparing the time stamp of the downloaded updated protocol configuration file with the time stamp of the local protocol configuration file of the terminal, if the time stamps are not consistent, generating updated plug-in information and version information in the terminal according to the updated protocol configuration file, and downloading the updated plug-in from the upgrading server.

9. The method of claim 6, wherein the communication object comprises a computation parameter sent by the terminal to a computation request proxy server, the method further comprising:

after converting and packaging the communication object after the service protocol conversion according to a transmission protocol and sending the communication object to a communication party, receiving a calculation result returned by the calculation request proxy server;

converting the calculation result according to a transmission protocol;

and converting the converted calculation result according to a service protocol and then providing the converted calculation result to the terminal.

10. The method according to any one of claims 6 to 9, wherein the context information comprises:

the method comprises the steps that indication information indicating whether a communication object supports SSL (secure socket layer), a service protocol used by the communication object and a transmission protocol used by the communication object are indicated, and when the context information indicates that the communication object supports SSL, the method further comprises the step of encrypting the communication object according to the SSL before the communication object after service protocol conversion is converted according to the transmission protocol and packaged and then sent to a communication party.

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