CN113489756A - Internet of things distributed event-driven service system - Google Patents
Internet of things distributed event-driven service system Download PDFInfo
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- CN113489756A CN113489756A CN202110535017.7A CN202110535017A CN113489756A CN 113489756 A CN113489756 A CN 113489756A CN 202110535017 A CN202110535017 A CN 202110535017A CN 113489756 A CN113489756 A CN 113489756A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
- G16Y10/00—Economic sectors
- G16Y10/75—Information technology; Communication
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
- G16Y40/00—IoT characterised by the purpose of the information processing
- G16Y40/10—Detection; Monitoring
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
- G16Y40/00—IoT characterised by the purpose of the information processing
- G16Y40/30—Control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/55—Push-based network services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
Abstract
The invention discloses an Internet of things distributed event-driven service system, which comprises: the event agent, the storage medium and the event manager are used for releasing the event to the event agent by the producer and returning the received information after receiving the event; the consumer of the event receives the event information sent by the producer through the event agent; the event agent adopts an asynchronous mode to write into a storage medium; the event manager comprises a uniform graphical interface management console for carrying out dynamic management on a producer and a consumer, and the consumer carries out dynamic subscription on an event theme and carries out real-time monitoring on event accumulation and consumption conditions; and the terminal equipment of the Internet of things is directly accessed to the event agent, the event consumer subscribes an event theme sent by the terminal equipment, and the equipment operation data and the equipment are monitored in real time. The invention makes up the requirement problem of data persistence, improves the response speed of the producer service, can trace the root of the event and realize interconnection and intercommunication of heterogeneous platforms.
Description
Technical Field
The invention relates to the technical field of the Internet of things, in particular to a distributed event-driven service system of the Internet of things.
Background
In the prior art, multiple enterprises or institutions may acquire a current event in the same internet of things, and currently, an external system generally acquires a current event in the internet of things by the following means: the external system is connected with each sensing device through an interactive interface, acquires sensing data currently sensed by each sensing device, and determines a current event in the Internet of things system according to a preset event rule and the sensing data sensed by each sensing device.
Most current event-driven architectures adopt open-source message middleware (RockketMQ), a producer publishes a message to mq, a consumer subscribes the message from the mq, and decoupling between services is realized, and the architecture of the event-driven system has the following problems: the access of the producer and the consumer of the message depends on the language of the message middleware, the development language is fixed, and the communication protocol is single; different message middleware only has a management console per se and does not have a unified graphical event management console, so that event tracing is difficult, the efficiency of determining events occurring in the internet of things system by an external system is low, and interconnection and intercommunication of heterogeneous platforms cannot be realized.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an internet of things distributed event-driven service system aiming at the defects involved in the background technology, and solve the technical problems that the response speed of a high-concurrency scene is low, the event tracing is difficult, and the interconnection and intercommunication of heterogeneous platforms cannot be realized.
The technical problems of the invention are realized by adopting the following technical scheme:
an internet of things distributed event driven service system, comprising: the event agent is compatible with MQTT and HTTP protocols, a producer issues an event to the event agent, and the event agent immediately returns received information after receiving the event; the consumer of the event receives the event information sent by the producer through the event agent, and application services are decoupled; after receiving the event issued by the producer, the event agent writes the event into the storage medium in an asynchronous mode, so that the event cannot be lost;
the storage medium is a pluggable storage medium and comprises a RockketMQ and a Kafka, and the storage medium is upgraded and replaced to shield the influence on a producer and a consumer;
the event manager comprises a uniform graphical interface management console for carrying out dynamic management on a producer and a consumer, and the consumer carries out dynamic subscription on an event theme and carries out real-time monitoring on event accumulation and consumption conditions;
and the terminal equipment of the Internet of things is directly accessed to the event agent, the event consumer subscribes an event theme sent by the terminal equipment, and the equipment operation data and the equipment are monitored in real time.
Preferably, the distributed event-driven service system of the Internet of things is developed based on a Java Spring Boot framework, and a producer and a consumer can directly access the distributed event-driven service system.
Preferably, each component of the internet of things distributed event-driven service system adopts a cluster mode, and increase and decrease of nodes are not perceived by users.
Preferably, according to different application scenarios, the event can be routed to different storage media through the event theme characteristics configured by the console.
Preferably, the event manager supports custom event themes that conform to the Cloud Events standard specification.
Preferably, operations such as adding, modifying, deleting and the like can be performed in the unified graphical interface management console, the event manager can send the operations of the console to the event broker, the event broker sends instructions to the storage medium after receiving the request, and sends different instructions according to different behaviors, so that dynamic control over producers and consumers is realized.
Preferably, the graphical interface management console manages the theme of the event, the event manager sends a behavior request to the event broker, and the event broker sends an instruction to the storage medium according to different behaviors, so as to monitor and manage the theme of the event.
Preferably, the producer issues event information to the event broker, the event broker routes the event to a corresponding storage medium according to information configured by the gui management console, the routing process is shielded from the producer, and the producer completes an event issuing task after receiving an event confirmation returned by the event broker.
Preferably, the event broker monitors information of each event topic, if an event entering corresponding to the event topic is found, the event is immediately read from the storage medium, and pushes corresponding event information to a topic consumer configured by the image interface management console, and the consumer of the event performs corresponding business logic processing after receiving the event pushed by the event broker.
Preferably, when the event broker is compatible with MQTT and HTTP protocols, the producer and the consumer may have different architecture and different development languages.
The distributed event-driven service system of the Internet of things provided by the invention makes up the demand problem of data persistence, a publisher does not need to pay attention to the state and the subsequent processing condition of an event, the transverse expansion is convenient and quick, the three components cooperate with each other to support the whole framework system, the components are independent from each other, the expansion and the upgrade of each component do not influence the work of other components, under the high-concurrency scene, a producer only needs to send the event to an event agent, the final consumption condition of a consumer does not need to be waited, the response speed of the service of the producer is improved, and the consumer controls the consumption speed according to the consumption capacity of the consumer, so that the purpose of traffic peak clipping is achieved, the root tracing of the event can be carried out, and the interconnection and the intercommunication of heterogeneous platforms are realized.
Drawings
FIG. 1 is a diagram of a distributed event-driven service system architecture for the Internet of things;
fig. 2 is a schematic view of an application scenario of an internet of things distributed event-driven service system.
Description of reference numerals: 1-producer, 2-storage medium, 3-event broker, 4-event manager, 5-consumer.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings. It is understood that the embodiments described are only a few embodiments, not all embodiments, and that all other embodiments obtained by those skilled in the art without the use of inventive faculty are within the scope of the invention.
It will be understood that, although the terms first, second, third, etc. may be used herein to describe various elements, components and/or sections, these elements, components and/or sections should not be limited by these terms.
An internet of things distributed event driven service system, comprising: the event agent 3, the storage medium 2, the event manager 4, the said event agent 3 is compatible with MQTT, HTTP agreement, the producer 1 publishes the event to the event agent 3, the said event agent 3 returns the received information immediately after receiving the event; the consumer 5 of the event receives the event information sent by the producer 1 through the event agent 3, and the application services are decoupled; after receiving the event issued by the producer 1, the event agent 3 writes the event into the storage medium 2 in an asynchronous mode, so that the event is not lost;
the storage medium 2 is a pluggable storage medium 2 and comprises a RockettMQ and a Kafka, and the storage medium is upgraded and replaced to shield the influence on a producer and a consumer;
the event manager 4 comprises a uniform graphical interface management console for performing dynamic management on the producer 1 and the consumer 5, and the consumer 5 dynamically subscribes an event theme for performing event accumulation and consumption condition real-time monitoring;
the terminal equipment of the internet of things is directly accessed to the event agent 3, the event consumer 5 subscribes to the event theme sent by the terminal equipment, obtains equipment operation data and monitors the equipment in real time.
In one embodiment, the event broker 3 is compatible with MQTT, HTTP protocols, and does not care about the development language of the access party, and the producer 1 and the consumer 5 may be different architecture systems and different development languages, and the interconnection and intercommunication of heterogeneous platforms are realized by means of the middleware.
In one embodiment, before the producer 1 issues an event to the event broker 3, information such as the producer 1 and an event topic needs to be maintained in a graphical interface management console, the producer 1 issues the event information to the event broker, the event broker 3 routes the event to the corresponding storage medium 2 according to information configured by the console, the routing process is shielded from the producer, and after receiving an event confirmation returned by the event broker 3, the producer 1 completes an event issuing task without paying attention to the state of the event and subsequent processing flows.
The event agent 3 monitors each event topic information, if finding that an event enters into the corresponding event topic, the event agent immediately reads the event from the storage medium 2 and pushes the corresponding event information to the topic consumer configured by the image interface management console, or the consumer 5 actively pulls the corresponding event information, and the consumer 5 of the event receives the event pushed by the event agent 3 and then performs corresponding business logic processing.
From the release of the event to the final consumption, the producer 1 and the consumer 5 release the dependence between services, so that the purpose of service decoupling is achieved, under a high-concurrency scene, the producer 1 only needs to send the event to the event broker 3 without waiting for the final consumption condition of the consumer 5, the response speed of the producer 1 service is improved, and the consumer 5 controls the consumption speed according to the consumption capacity of the consumer 5, so that the purpose of traffic peak clipping is achieved. The flow direction of the whole event is monitored by the event manager 4, so that the source tracing of the event is based.
In one embodiment, the internet of things distributed event-driven service system is developed based on a Java Spring Boot framework, and the producer 1 and the consumer 5 can directly access the internet of things distributed event-driven service system.
In one embodiment, each component of the internet of things distributed event-driven service system adopts a cluster mode, and increase and decrease of nodes are not perceived by users.
In one embodiment, the events may be routed to different storage media 2 by the console configured event topic characteristics, depending on the application scenario.
In one embodiment, the event manager 4 supports custom event themes that conform to the Cloud Events standard specification.
In an embodiment, operations such as adding, modifying, deleting, and the like may be performed in the unified gui management console, the event manager may send the console operation to the event broker, the event broker 3 sends an instruction to the storage medium 2 after receiving the request, and sends different instructions for different behaviors, thereby implementing dynamic control on the producer 1 and the consumer 5.
In one embodiment, the graphical interface management console manages the theme of the event, the event manager 4 sends a behavior request to the event agent 3, and the event agent 3 sends an instruction to the storage medium 2 according to different behaviors, so as to monitor and manage the theme of the event.
In one embodiment, the producer 1 issues event information to the event broker 3, the event broker 3 routes the event to the corresponding storage medium 2 according to information configured by the gui management console, the routing process is shielded from the producer, and the producer 1 completes an event issuing task after receiving an event acknowledgement returned by the event broker 3.
In one embodiment, the event broker 3 monitors information of each event topic, if an event is found to enter into a corresponding event topic, the event is immediately read from the storage medium 2, and pushes corresponding event information to a topic consumer configured in an image interface management console, and the consumer 5 of the event performs corresponding business logic processing after receiving the event pushed by the event broker 3.
The distributed event-driven service system of the Internet of things provided by the invention makes up the demand problem of data persistence, a publisher does not need to pay attention to the state and the subsequent processing condition of an event, the transverse expansion is convenient and quick, the three components cooperate with each other to support the whole framework system, the components are independent from each other, the expansion and the upgrade of each component do not influence the work of other components, under the high-concurrency scene, a producer only needs to send the event to an event agent, the final consumption condition of a consumer does not need to be waited, the response speed of the service of the producer is improved, and the consumer controls the consumption speed according to the consumption capacity of the consumer, so that the purpose of traffic peak clipping is achieved, the root tracing of the event can be carried out, and the interconnection and the intercommunication of heterogeneous platforms are realized.
The preferred embodiments of the present specification disclosed above are intended only to aid in the description of the specification. Alternative embodiments are not exhaustive and do not limit the invention to the precise embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the specification and its practical application, to thereby enable others skilled in the art to best understand the specification and its practical application. The specification is limited only by the claims and their full scope and equivalents.
Claims (10)
1. An internet of things distributed event driven service system, comprising: the event agent is compatible with MQTT and HTTP protocols, a producer issues an event to the event agent, and the event agent immediately returns received information after receiving the event; the consumer of the event receives the event information sent by the producer through the event agent, and application services are decoupled; after receiving the event issued by the producer, the event agent writes the event into the storage medium in an asynchronous mode, so that the event cannot be lost;
the storage medium is a pluggable storage medium and comprises a RockketMQ and a Kafka, and the storage medium is upgraded and replaced to shield the influence on a producer and a consumer;
the event manager comprises a uniform graphical interface management console for carrying out dynamic management on a producer and a consumer, and the consumer carries out dynamic subscription on an event theme and carries out real-time monitoring on event accumulation and consumption conditions;
and the terminal equipment of the Internet of things is directly accessed to the event agent, the event consumer subscribes an event theme sent by the terminal equipment, and the equipment operation data and the equipment are monitored in real time.
2. The internet of things distributed event-driven service system as claimed in claim 1, wherein the internet of things distributed event-driven service system is developed based on a Java Spring Boot framework, and is directly accessible to producers and consumers.
3. The internet of things distributed event driven service system according to claim 1, wherein each component of the internet of things distributed event driven service system adopts a cluster mode, and increase and decrease of nodes are not perceived by a user.
4. The internet of things distributed event driven service system as claimed in claim 1, wherein events can be routed to different storage media through event theme characteristics configured by the console according to different application scenarios.
5. The internet of things distributed event driven service system of claim 1, wherein the event manager supports custom event themes that conform to the Cloud Events standard specification.
6. The internet of things distributed event-driven service system according to claim 1, wherein operations such as addition, modification, deletion and the like can be performed in the unified graphical interface management console, the event manager sends the console operations to the event broker, the event broker sends instructions to a storage medium after receiving the request, and sends different instructions for different behaviors to realize dynamic control of producers and consumers.
7. The internet of things distributed event-driven service system according to claim 1, wherein the graphical interface management console manages the topics of the events, the event manager sends behavior requests to the event broker, and the event broker sends instructions to the storage medium according to different behaviors to monitor and manage the topics of the events.
8. The internet of things distributed event-driven service system according to claim 1, wherein a producer issues event information to the event broker, the event broker routes an event to a corresponding storage medium according to information configured by a graphical interface management console, the routing process is shielded from the producer, and the producer completes an event issuing task after receiving an event confirmation returned by the event broker.
9. The internet of things distributed event-driven service system according to claim 1, wherein the event broker monitors information of each event topic, immediately reads an event from the storage medium if an event is found to enter in the corresponding event topic, and pushes corresponding event information to a topic consumer configured in the image interface management console, and the consumer of the event performs corresponding business logic processing after receiving the event pushed by the event broker.
10. The distributed event-driven service system of the internet of things as claimed in claim 1, wherein when the event broker is compatible with MQTT and HTTP protocols, the producer and the consumer can be in different architecture systems and different development languages.
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