CN112261037B - Decoupling transmission method and system for separating communication layer from service layer - Google Patents

Decoupling transmission method and system for separating communication layer from service layer Download PDF

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CN112261037B
CN112261037B CN202011125153.0A CN202011125153A CN112261037B CN 112261037 B CN112261037 B CN 112261037B CN 202011125153 A CN202011125153 A CN 202011125153A CN 112261037 B CN112261037 B CN 112261037B
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service
data
communication
protocol
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CN112261037A (en
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齐君
蔡光渊
李晓炜
徐培峰
张耀榆
周晨
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Shanghai Zhixiang Technology Co ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/22Parsing or analysis of headers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/04Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428Network 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

Abstract

The invention provides a decoupling transmission method and a decoupling transmission system for separating a communication layer from a service layer, wherein the communication layer is responsible for transmission and analysis of a communication protocol, and the service layer is responsible for transmission and analysis of the service protocol; the sending end distinguishes the communication instruction and the service instruction according to the communication layer and the service layer, and respectively transmits the communication instruction and the service instruction to the communication layer and the service layer of the receiving end through the communication protocol and the service protocol, and the communication layer and the service layer of the receiving end respectively receive, analyze and execute the corresponding instructions. The invention decouples and laminates the communication and service layers, which is beneficial to the expansion of different protocols.

Description

Decoupling transmission method and system for separating communication layer from service layer
Technical Field
The present invention relates to the field of communications, and in particular, to a decoupling transmission method and system for separating a communication layer from a service layer.
Background
At present, the communication layer and the service layer are commonly coupled together in the industry, which is not beneficial to the expansion of communication and service protocols, the communication protocol and the service protocol are coupled, the mutual interference influence is possible during the expansion, the research and development efficiency is low, the mutual interference is easy to occur, and the unstable transmission is caused.
The prior art related to the present application is patent document CN109729101a, which discloses a multi-layer low-coupling communication system, local service layer: loading the service request data on an external computer to generate service request data; the access layer receives the WebSocket data and transmits the WebSocket data to the local service layer; the method also receives service request data of a local service layer and processes abnormal service request data; the protocol analysis layer completes the WebSocket protocol packaging, unpacking, encryption and decryption of the service request data; and the WebSocket transmission layer respectively realizes the transmission of WebSocket data between the access layer and the remote server. The hierarchical architecture design is adopted, cross-layer calling among layers cannot be carried out, the coupling among the cross-layers of each layer is reduced, the data are not serialized and deserialized by the lower layer of the access layer, all serialization and deserialization float up to the local service realization, and the coupling between the system and specific service logic is reduced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a decoupling transmission method for separating a communication layer from a service layer.
According to the decoupling transmission method for separating the communication layer from the service layer, the communication layer is responsible for transmission and analysis of a communication protocol, and the service layer is responsible for transmission and analysis of the service protocol;
the sending end distinguishes the communication instruction and the service instruction according to the communication layer and the service layer, and respectively transmits the communication instruction and the service instruction to the communication layer and the service layer of the receiving end through the communication protocol and the service protocol, and the communication layer and the service layer of the receiving end respectively receive, analyze and execute the corresponding instructions.
Preferably, the communication layer or the service layer of the sending end transmits to the communication layer or the service layer of the receiving end respectively through a communication protocol or a service protocol includes: and transmitting in an API interface mode.
Preferably, the service layer includes collecting, packaging service data and receiving, analyzing and processing service data;
the service data comprises equipment state data, equipment event data and man-machine interaction data of equipment and people, which are acquired from a transmitting end, and the service data are serialized, deserialized, encrypted and decrypted.
Preferably, the communication layer comprises a layer of communication layer which is responsible for communication between a receiving end and a sending end, and comprises transmission, analysis and processing of communication data;
the communication layer comprises an interface layer, an analysis layer and a transmission layer;
the interface layer comprises API interface capability for realizing unified opening to the service layer, and the service layer realizes interaction between the service layer and the communication layer through the interface layer;
the protocol layer realizes the resolving, packaging, checking and communication encrypting and decrypting capabilities of the communication protocol data packet;
the transmission layer interacts with the protocol layer through an internal API interface and is responsible for interacting and communicating with an operating system or hardware bottom layer drive, and the data packet to be sent is sent to a server or received from a network through a network TCP or UDP protocol.
Preferably, the communication layer and the service layer that the sending end transmits to the receiving end respectively through the communication protocol and the service protocol according to the communication layer and the service layer include: the client sends data to the server and the server sends data to the client;
the client sending data to the server comprises: preparing communication data and service data, and respectively carrying out data encapsulation on the communication data and the service data; the client sends the packaged data packet to the server, and the server receives the data packet, processes and analyzes the data packet, separates communication data from service data, transmits the communication data to the server communication layer, and transmits the service data to the server service layer.
The sending of the data to the client by the server comprises the following steps: preparing communication data and service data, respectively carrying out data encapsulation on the communication data and the service data, sending encapsulated data packets by a server, receiving the data packets by a client, processing and analyzing the data packets, separating the communication data and the service data, transmitting the communication data to a client communication layer, and transmitting the service data to a service layer of the client.
According to the decoupling transmission system with the separated communication layer and service layer, the communication layer is responsible for transmission and analysis of a communication protocol, and the service layer is responsible for transmission and analysis of a service protocol;
the sending end distinguishes the communication instruction and the service instruction according to the communication layer and the service layer, and respectively transmits the communication instruction and the service instruction to the communication layer and the service layer of the receiving end through the communication protocol and the service protocol, and the communication layer and the service layer of the receiving end respectively receive, analyze and execute the corresponding instructions.
Preferably, the communication layer or the service layer of the sending end transmits to the communication layer or the service layer of the receiving end respectively through a communication protocol or a service protocol includes: and transmitting in an API interface mode.
Preferably, the service layer includes collecting, packaging service data and receiving, analyzing and processing service data;
the service data comprises equipment state data, equipment event data and man-machine interaction data of equipment and people, which are acquired from a transmitting end, and the service data are serialized, deserialized, encrypted and decrypted.
Preferably, the communication layer comprises a layer of communication layer which is responsible for communication between a receiving end and a sending end, and comprises transmission, analysis and processing of communication data;
the communication layer comprises an interface layer, an analysis layer and a transmission layer;
the interface layer comprises API interface capability for realizing unified opening to the service layer, and the service layer realizes interaction between the service layer and the communication layer through the interface layer;
the protocol layer realizes the resolving, packaging, checking and communication encrypting and decrypting capabilities of the communication protocol data packet;
the transmission layer interacts with the protocol layer through an internal API interface and is responsible for interacting and communicating with an operating system or hardware bottom layer drive, and the data packet to be sent is sent to a server or received from a network through a network TCP or UDP protocol.
Preferably, the communication layer and the service layer that the sending end transmits to the receiving end respectively through the communication protocol and the service protocol according to the communication layer and the service layer include: the client sends data to the server and the server sends data to the client;
the client sending data to the server comprises: preparing communication data and service data, and respectively carrying out data encapsulation on the communication data and the service data; the client sends the packaged data packet to the server, and the server receives the data packet, processes and analyzes the data packet, separates communication data from service data, transmits the communication data to the server communication layer, and transmits the service data to the server service layer.
The sending of the data to the client by the server comprises the following steps: preparing communication data and service data, respectively carrying out data encapsulation on the communication data and the service data, sending encapsulated data packets by a server, receiving the data packets by a client, processing and analyzing the data packets, separating the communication data and the service data, transmitting the communication data to a client communication layer, and transmitting the service data to a service layer of the client.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention decouples and laminates the communication and service layers, which is beneficial to the expansion of different protocols;
2. the rapid iterative expansion of the service protocol is convenient, and the communication protocol is not influenced;
3. the independent parallel research and development of the communication layer and the service layer is realized, the research and development efficiency is improved, and the independent operation stability of the communication layer and the service layer is further ensured.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
fig. 1 is a schematic diagram of a decoupled transmission system in which a communication layer is separated from a service layer;
fig. 2 is a flow chart of a decoupling transmission method in which a communication layer and a service layer are separated.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept. These are all within the scope of the present invention.
Example 1
According to the decoupling transmission method for separating the communication layer from the service layer, the communication layer is responsible for transmission and analysis of a communication protocol, and the service layer is responsible for transmission and analysis of the service protocol;
the sending end distinguishes the communication instruction and the service instruction according to the communication layer and the service layer, and respectively transmits the communication instruction and the service instruction to the communication layer and the service layer of the receiving end through the communication protocol and the service protocol, and the communication layer and the service layer of the receiving end respectively receive, analyze and execute the corresponding instructions.
Specifically, the communication layer or the service layer of the sending end respectively transmits to the communication layer or the service layer of the receiving end through a communication protocol or a service protocol, which comprises the following steps: and transmitting in an API interface mode.
Specifically, the service layer includes collecting, packaging service data, and receiving, analyzing and processing service data;
the service data comprises equipment state data, equipment event data and man-machine interaction data of equipment and people, which are acquired from a transmitting end, and the service data are serialized, deserialized, encrypted and decrypted.
Specifically, the communication layer comprises a layer for communication between a receiving end and a transmitting end, including transmission, analysis and processing of communication data;
the communication layer comprises an interface layer, an analysis layer and a transmission layer;
the interface layer comprises API interface capability for realizing unified opening to the service layer, and the service layer realizes interaction between the service layer and the communication layer through the interface layer;
the protocol layer realizes the resolving, packaging, checking and communication encrypting and decrypting capabilities of the communication protocol data packet;
the transmission layer interacts with the protocol layer through an internal API interface and is responsible for interacting and communicating with an operating system or hardware bottom layer drive, and the data packet to be sent is sent to a server or received from a network through a network TCP or UDP protocol.
Specifically, the communication layer and the service layer that the sending end respectively transmits to the receiving end through the communication protocol and the service protocol according to the communication layer and the service layer include: the client sends data to the server and the server sends data to the client;
the client sending data to the server comprises: preparing communication data and service data, and respectively carrying out data encapsulation on the communication data and the service data; the client sends the packaged data packet to the server, and the server receives the data packet, processes and analyzes the data packet, separates communication data from service data, transmits the communication data to the server communication layer, and transmits the service data to the server service layer.
The sending of the data to the client by the server comprises the following steps: preparing communication data and service data, respectively carrying out data encapsulation on the communication data and the service data, sending encapsulated data packets by a server, receiving the data packets by a client, processing and analyzing the data packets, separating the communication data and the service data, transmitting the communication data to a client communication layer, and transmitting the service data to a service layer of the client.
According to the decoupling transmission system with the separated communication layer and service layer, the communication layer is responsible for transmission and analysis of a communication protocol, and the service layer is responsible for transmission and analysis of a service protocol;
the sending end distinguishes the communication instruction and the service instruction according to the communication layer and the service layer, and respectively transmits the communication instruction and the service instruction to the communication layer and the service layer of the receiving end through the communication protocol and the service protocol, and the communication layer and the service layer of the receiving end respectively receive, analyze and execute the corresponding instructions.
Specifically, the communication layer or the service layer of the sending end respectively transmits to the communication layer or the service layer of the receiving end through a communication protocol or a service protocol, which comprises the following steps: and transmitting in an API interface mode.
Specifically, the service layer includes collecting, packaging service data, and receiving, analyzing and processing service data;
the service data comprises equipment state data, equipment event data and man-machine interaction data of equipment and people, which are acquired from a transmitting end, and the service data are serialized, deserialized, encrypted and decrypted.
Specifically, the communication layer comprises a layer for communication between a receiving end and a transmitting end, including transmission, analysis and processing of communication data;
the communication layer comprises an interface layer, an analysis layer and a transmission layer;
the interface layer comprises API interface capability for realizing unified opening to the service layer, and the service layer realizes interaction between the service layer and the communication layer through the interface layer;
the protocol layer realizes the resolving, packaging, checking and communication encrypting and decrypting capabilities of the communication protocol data packet;
the transmission layer interacts with the protocol layer through an internal API interface and is responsible for interacting and communicating with an operating system or hardware bottom layer drive, and the data packet to be sent is sent to a server or received from a network through a network TCP or UDP protocol.
Specifically, the communication layer and the service layer that the sending end respectively transmits to the receiving end through the communication protocol and the service protocol according to the communication layer and the service layer include: the client sends data to the server and the server sends data to the client;
the client sending data to the server comprises: preparing communication data and service data, and respectively carrying out data encapsulation on the communication data and the service data; the client sends the packaged data packet to the server, and the server receives the data packet, processes and analyzes the data packet, separates communication data from service data, transmits the communication data to the server communication layer, and transmits the service data to the server service layer.
The sending of the data to the client by the server comprises the following steps: preparing communication data and service data, respectively carrying out data encapsulation on the communication data and the service data, sending encapsulated data packets by a server, receiving the data packets by a client, processing and analyzing the data packets, separating the communication data and the service data, transmitting the communication data to a client communication layer, and transmitting the service data to a service layer of the client.
Example 2
Example 2 is a modification of example 1
The communication protocol and the service protocol are decoupled on the protocol interface, the receiving and the processing of different protocols are not affected, the communication layer is only responsible for the transmission and the analysis of the communication protocol, and the service layer is only responsible for the transmission and the analysis of the service protocol. Therefore, the platform service end receives the communication instruction and the service instruction, transmits the communication instruction and the service instruction to the equipment end through the communication protocol and the service protocol respectively, and receives, analyzes and executes the corresponding instructions respectively.
In the development process, the communication layer and the business layer can be developed efficiently by different teams at the same time,
the communication layer provides communication for the upstream service layer through the open api interface.
The data processing of the client and the server is divided into: communication layer and business layer
Layer-to-layer transport protocol: mainly through API interface mode
And (3) data packaging:
service layer: collecting and packaging service data; receiving, analyzing and processing service data;
specifically, the service data refers to equipment state data, equipment event data, man-machine interaction data of equipment and people and the like acquired from a client, and the service data is serialized, deserialized, encrypted, decrypted and the like;
communication layer: the method is mainly responsible for the communication between the client and the server, and comprises the transmission, analysis and processing of communication data; specifically, the communication layer is further divided into an interface layer, a parsing layer and a transmission layer
Interface layer: the unified API interface capability of the upper layer (service layer) is mainly realized, and the service layer realizes the interaction of the service layer and the communication layer through the interface layer
Protocol layer: mainly realizes the resolving, packaging, checking and communication encrypting and decrypting capability of the communication protocol data packet
Transmission layer: the method mainly comprises the steps of interacting with a protocol layer through an internal API interface, and simultaneously, being responsible for interacting and communicating with an operating system or hardware bottom layer drive, and sending a data packet to be sent to a server or receiving the data packet from a network through a network TCP or UDP protocol;
as shown in fig. 1, data transmission is divided into two stages of sending data from a client to a server and sending data from the server, in the process of sending data from the client to the server, firstly, preparing communication data and service data, respectively encapsulating the communication data and the service data, sending a data packet by the client, receiving the data packet by the server, processing and analyzing the data packet, separating the communication data and the service data, respectively performing data processing, wherein the communication data is delivered to a communication layer of the server, and the service data is delivered to a service layer of the server.
In the process of sending data to a client by a server, firstly, preparing communication data and service data, respectively carrying out data encapsulation on the communication data and the service data, sending a data packet by the server, receiving the data packet by the client, processing and analyzing the data packet, separating the communication data from the service data, respectively carrying out data processing, wherein the communication data is delivered to a client communication layer, and the service data is delivered to a client service layer.
In the specific implementation process, the client sends data to the server through the following steps:
step 1: at a client (equipment end), an original data packet is sent through a network and other modes;
step 2: receiving an original data packet sent by a client in real time at a server;
step 3: after receiving the original data packet, the server analyzes and processes the original data packet;
the step 3 comprises the following steps:
step 3.1: after receiving the original data packet, the server side gives the original data packet to a server side communication layer;
step 3.2: after analyzing and processing the original data packet, the communication layer at the server separates the service data packet from the original data packet and gives the service data packet to the service layer;
step 3.3: after receiving the service data packet, the service layer at the service end analyzes and processes the service data packet.
In the specific implementation process, the data client sent by the server is performed by the following steps:
step 1: at the server, the service data and the communication data are packaged into an original data packet which can be transmitted in the network;
step 2: the server sends the original data packet to the client (the equipment end);
step 3: at the client, receiving an original data packet sent by the server in real time, and analyzing and processing the original data packet;
step 3.1: after receiving the original data packet, the client side gives the original data packet to a client side communication layer;
step 3.2: after analyzing and processing the original data packet, the client communication layer separates the service data packet from the original data packet and gives the service data packet to the service layer;
step 3.3: after receiving the service data packet, the client service layer analyzes and processes the service data packet.
Those skilled in the art will appreciate that the systems, apparatus, and their respective modules provided herein may be implemented entirely by logic programming of method steps such that the systems, apparatus, and their respective modules are implemented as logic gates, switches, application specific integrated circuits, programmable logic controllers, embedded microcontrollers, etc., in addition to the systems, apparatus, and their respective modules being implemented as pure computer readable program code. Therefore, the system, the apparatus, and the respective modules thereof provided by the present invention may be regarded as one hardware component, and the modules included therein for implementing various programs may also be regarded as structures within the hardware component; modules for implementing various functions may also be regarded as being either software programs for implementing the methods or structures within hardware components.
The foregoing describes specific embodiments of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the spirit of the invention. The embodiments of the present application and features in the embodiments may be combined with each other arbitrarily without conflict.

Claims (4)

1. A decoupling transmission method for separating a communication layer from a service layer is characterized in that the communication layer is responsible for transmission and analysis of a communication protocol, and the service layer is responsible for transmission and analysis of the service protocol;
the sending end distinguishes the communication instruction and the service instruction according to the communication layer and the service layer, and respectively transmits the communication instruction and the service instruction to the communication layer and the service layer of the receiving end through the communication protocol and the service protocol, and the communication layer and the service layer of the receiving end respectively receive, analyze and execute the corresponding instructions;
the service layer comprises the steps of collecting, packaging service data, and receiving, analyzing and processing the service data;
the service data comprises equipment state data, equipment event data and man-machine interaction data of equipment and people, which are acquired from a transmitting end, and the service data are serialized, deserialized, encrypted and decrypted;
the communication layer is responsible for communication between the receiving end and the sending end and comprises transmission, analysis and processing of communication data;
the communication layer comprises an interface layer, an analysis layer and a transmission layer;
the interface layer comprises API interface capability for realizing unified opening to the service layer, and the service layer realizes interaction between the service layer and the communication layer through the interface layer;
the protocol layer realizes the resolving, packaging, checking and communication encrypting and decrypting capabilities of the communication protocol data packet;
the transmission layer interacts with the protocol layer through an internal API interface and is responsible for interacting and communicating with an operating system or hardware bottom layer drive, and a data packet to be sent is sent to a server or received from a network through a network TCP or UDP protocol;
the communication layer and the service layer which are respectively transmitted to the receiving end by the sending end through the communication protocol and the service protocol according to the communication layer and the service layer comprise: the client sends data to the server and the server sends data to the client;
the client sending data to the server comprises: preparing communication data and service data, and respectively carrying out data encapsulation on the communication data and the service data; the client sends the encapsulated data packet to the server, and the server receives the data packet, processes and analyzes the data packet, separates communication data from service data, transmits the communication data to the server communication layer, and transmits the service data to the server service layer;
the sending of the data to the client by the server comprises the following steps: preparing communication data and service data, respectively carrying out data encapsulation on the communication data and the service data, sending encapsulated data packets by a server, receiving the data packets by a client, processing and analyzing the data packets, separating the communication data and the service data, transmitting the communication data to a client communication layer, and transmitting the service data to a service layer of the client.
2. The decoupling transmission method of claim 1, wherein the transmitting communication layer or service layer transmits to the receiving communication layer or service layer respectively via a communication protocol or service protocol comprises: and transmitting in an API interface mode.
3. A decoupling transmission system with a communication layer and a service layer separated is characterized in that the communication layer is responsible for transmission and analysis of a communication protocol, and the service layer is responsible for transmission and analysis of the service protocol;
the sending end distinguishes the communication instruction and the service instruction according to the communication layer and the service layer, and respectively transmits the communication instruction and the service instruction to the communication layer and the service layer of the receiving end through the communication protocol and the service protocol, and the communication layer and the service layer of the receiving end respectively receive, analyze and execute the corresponding instructions;
the service layer comprises the steps of collecting, packaging service data, and receiving, analyzing and processing the service data;
the service data comprises equipment state data, equipment event data and man-machine interaction data of equipment and people, which are acquired from a transmitting end, and the service data are serialized, deserialized, encrypted and decrypted;
the communication layer is responsible for communication between the receiving end and the sending end and comprises transmission, analysis and processing of communication data;
the communication layer comprises an interface layer, an analysis layer and a transmission layer;
the interface layer comprises API interface capability for realizing unified opening to the service layer, and the service layer realizes interaction between the service layer and the communication layer through the interface layer;
the protocol layer realizes the resolving, packaging, checking and communication encrypting and decrypting capabilities of the communication protocol data packet;
the transmission layer interacts with the protocol layer through an internal API interface and is responsible for interacting and communicating with an operating system or hardware bottom layer drive, and a data packet to be sent is sent to a server or received from a network through a network TCP or UDP protocol;
the communication layer and the service layer which are respectively transmitted to the receiving end by the sending end through the communication protocol and the service protocol according to the communication layer and the service layer comprise: the client sends data to the server and the server sends data to the client;
the client sending data to the server comprises: preparing communication data and service data, and respectively carrying out data encapsulation on the communication data and the service data; the client sends the encapsulated data packet to the server, and the server receives the data packet, processes and analyzes the data packet, separates communication data from service data, transmits the communication data to the server communication layer, and transmits the service data to the server service layer;
the sending of the data to the client by the server comprises the following steps: preparing communication data and service data, respectively carrying out data encapsulation on the communication data and the service data, sending encapsulated data packets by a server, receiving the data packets by a client, processing and analyzing the data packets, separating the communication data and the service data, transmitting the communication data to a client communication layer, and transmitting the service data to a service layer of the client.
4. A decoupled transport system having a communication layer separate from a service layer according to claim 3, wherein the communication layer or service layer at the transmitting end transmits to the communication layer or service layer at the receiving end via a communication protocol or service protocol, respectively, comprising: and transmitting in an API interface mode.
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