CN116015816A

CN116015816A - Access management method, device, equipment and storage medium of heterogeneous equipment of Internet of things platform

Info

Publication number: CN116015816A
Application number: CN202211630944.8A
Authority: CN
Inventors: 何志威
Original assignee: Shanghai Shuncom Smart Technology Co ltd
Current assignee: Shanghai Shuncom Smart Technology Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-04-25

Abstract

The invention discloses an access management method, an access management device and a storage medium of heterogeneous equipment of an internet of things platform. The method comprises the following steps: registering heterogeneous equipment based on a pre-constructed communication model and a pre-constructed data model; receiving an access request of equipment to be connected, and matching the access request with registered heterogeneous equipment to perform identity verification on the equipment to be connected; when the equipment to be connected is determined to be legal equipment, a data model matched with the equipment to be connected and a matched communication model are determined, and access management is conducted on the equipment to be connected based on the matched data model and the matched communication model. According to the embodiment, the heterogeneous equipment is registered through the communication model and the data model, the identity of the equipment to be connected is verified, and the legal equipment, the matched data model and the matched communication model are subjected to access management, so that the system complexity and the equipment access cost of the Internet of things platform are obviously reduced.

Description

Access management method, device, equipment and storage medium of heterogeneous equipment of Internet of things platform

Technical Field

The present invention relates to the field of data processing technologies, and in particular, to an access management method, apparatus, device, and storage medium for heterogeneous devices of an internet of things platform.

Background

With the rapid development of the internet of things technology, massive intelligent devices need to be connected into a cloud platform system. Differentiation of communication models of such a huge number of heterogeneous devices becomes one of the key problems to be solved.

Because the devices themselves are different in structure, the adopted communication components and communication models are greatly different, the solution is to divide the devices of different types into independent subsystems for independent processing and modeling, as shown in fig. 1a, a SAAS software service unit and a pass platform service unit are shown, if the device A is accessed, a unit specially aiming at the device A needs to be arranged, and if the device B is accessed, a unit specially aiming at the device B needs to be arranged, therefore, a special design system is needed for processing aiming at a heterogeneous device access platform, the complexity of the whole system is higher, and the maintenance cost is high.

Disclosure of Invention

The invention provides an access management method, device, equipment and storage medium for heterogeneous equipment of an internet of things platform, so as to reduce the system complexity and equipment access cost of the internet of things platform.

According to a first aspect of the present invention, there is provided an access management method for heterogeneous devices of an internet of things platform, including: registering heterogeneous equipment based on a pre-constructed communication model and a pre-constructed data model;

receiving an access request of equipment to be connected, and matching the access request with registered heterogeneous equipment to perform identity verification on the equipment to be connected;

and when the equipment to be connected is determined to be legal equipment, determining a data model matched with the equipment to be connected and a matched communication model, and performing access management on the equipment to be connected based on the matched data model and the matched communication model.

According to another aspect of the present invention, there is provided an access management apparatus for heterogeneous devices of an internet of things platform, including: the heterogeneous equipment registration module is used for registering the heterogeneous equipment based on a pre-constructed communication model and a data model;

the identity verification module is used for receiving an access request of equipment to be connected, and matching the access request with registered heterogeneous equipment so as to verify the identity of the equipment to be connected;

and the access management module is used for determining a data model matched with the equipment to be connected and a matched communication model when the equipment to be connected is determined to be legal equipment, and carrying out access management on the equipment to be connected based on the matched data model and the matched communication model.

According to another aspect of the present invention, there is provided an electronic apparatus including:

at least one processor; and

a memory communicatively coupled to the at least one processor; wherein, the liquid crystal display device comprises a liquid crystal display device,

the memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the method of any one of the embodiments of the present invention.

According to another aspect of the invention, there is provided a computer readable storage medium storing computer instructions for causing a processor to perform the method according to any of the embodiments of the invention.

According to the technical scheme, heterogeneous equipment is registered through the communication model and the data model, identity verification is carried out on equipment to be connected, legal equipment is accessed and managed with the matched data model and the matched communication model, and system complexity and equipment access cost of the Internet of things platform are obviously reduced.

It should be understood that the description in this section is not intended to identify key or critical features of the embodiments of the invention or to delineate the scope of the invention. Other features of the present invention will become apparent from the description that follows.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1a is an exemplary diagram of the prior art;

fig. 1b is a flowchart of an access management method of a heterogeneous device of an internet of things platform according to a first embodiment of the present invention;

fig. 1c is a schematic view of an application scenario of a heterogeneous device of an internet of things platform according to a first embodiment of the present invention;

fig. 2 is a flowchart of an access management method of a heterogeneous device of a platform of the internet of things according to a second embodiment of the present invention;

fig. 3 is a schematic structural diagram of an access management apparatus of a heterogeneous device of an internet of things platform according to a third embodiment of the present invention;

fig. 4 is a schematic structural diagram of an electronic device according to a fourth embodiment of the present invention.

Detailed Description

In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Example 1

Fig. 1b is a flowchart of an access management method for heterogeneous devices of an internet of things platform, where the embodiment of the invention is applicable to a case of accessing heterogeneous devices to an internet of things platform, the method may be performed by an access management device for heterogeneous devices of an internet of things platform, and the device may be implemented in a form of hardware and/or software. As shown in fig. 1b, the method comprises:

s101, registering heterogeneous equipment based on a pre-constructed communication model and a data model.

The communication model can be used for defining a universal communication model of heterogeneous equipment and storing the universal communication model into a database, so that later-stage calling is facilitated.

The heterogeneous devices can be devices with different structures and used for being connected to the internet of things platform, so that interaction between the heterogeneous devices and the internet of things platform is facilitated.

Alternatively, heterogeneous devices may include hard-wired devices, soft-wired devices, pass-through devices, and sub-devices.

The hard-wired device can directly establish connection with the internet of things platform and exchange data through transmission protocols such as TCP (Transmission Control Protocol ) and UDP (User Datagram Protocol, user datagram protocol); the soft direct-connected equipment can directly establish connection with other three-party platforms and exchange data, and the platform needs to indirectly communicate with the equipment through an external interface of the three-party platform; the transparent transmission equipment cannot directly communicate with the platform, and needs to communicate with the platform by means of a communication link of the gateway, such as wireless zigbee equipment, equipment connected through a serial port of the gateway and the like. The gateway does not perform any processing on the uplink and downlink original data of the transparent transmission equipment, supports the gateway to perform 'package' on the uplink and 'unpack' on the downlink of the original data of the transparent transmission equipment; the sub-device itself does not communicate directly with the platform, and the gateway manages and communicates directly with it. The platform is indirectly communicated with the sub-equipment through a gateway communication link and a data interaction protocol.

The data model may be used to define the attributes and functions that the heterogeneous device has and store it in a database.

In this embodiment, the internet of things platform may include a SAAS software service unit and a PAAS platform service unit.

In this embodiment, the SAAS software service unit may be used for a preliminary preparation, and when a user adds a new device to the platform of the internet of things, the new device may be registered based on a communication model and a data model that are constructed in advance; the PAAS platform service unit can be used for carrying out unified access management on the accessed equipment.

Optionally, registering the heterogeneous device based on the pre-constructed communication model and the data model includes: receiving an association instruction of a user through an equipment management unit in the SAAS, associating each heterogeneous equipment with a designated communication model according to the association instruction, and acquiring first attribute information of the heterogeneous equipment according to an association result; receiving communication link identifiers of various heterogeneous devices input by a user through a device management unit; constructing a data model of each heterogeneous device through a data model management unit in the SAAS, wherein the data model comprises functions of the heterogeneous devices; and registering the heterogeneous equipment in the database according to the first attribute information, the communication link identification and the function.

The device management unit can be used for associating each piece of heterogeneous equipment with a designated communication model according to the association instruction and receiving the communication link identification of each piece of heterogeneous equipment recorded by a user; because each heterogeneous device interacts with the internet of things platform depending on the communication link, each communication link may include a communication link identification. It should be noted that, for different heterogeneous devices, the communication link identifiers are different, that is, each heterogeneous device has a corresponding communication link identifier.

Optionally, the communication link identifier of the hard-wired device is represented by a unique identifier of the hard-wired device; the communication link identification of the soft direct-connected equipment is represented by adopting the identification of the associated third party platform; the communication link identification of the transparent transmission equipment is represented by adopting the unique identification of the transparent transmission equipment, or is represented by adopting the combination of the unique identification of the transparent transmission equipment and the unique identification of the associated gateway; the communication link identification of the sub-equipment is represented by a four-tuple of the sub-equipment, wherein the four-tuple comprises the link identification of the associated gateway, the channel numbers of the associated gateway and the sub-equipment, the sub-equipment address and the sub-equipment protocol.

In this embodiment, the communication link identifier of the hard-wired device may be represented by a unique identifier of the hard-wired device, such as mac, imei, etc.; the communication link identifier of the soft direct-connected device can be represented by the identifier of the associated third party platform, such as a long integer or a character string; the transparent transmission device can divide the communication link identifier into two types according to the characteristics of the transparent transmission device, and one type is represented by adopting the unique identifier of the transparent transmission device, for example: device address and vendor custom serial number, etc.; the other type can be represented by adopting the combination of the unique identifier of the transparent transmission equipment and the unique identifier of the associated gateway, and the mode is suitable for ensuring the uniqueness of the communication link identifier of the transparent transmission equipment on a platform because the unique identifier of the transparent transmission equipment is insufficient; the communication link identification of the sub-equipment can be represented by a four-tuple of the sub-equipment, wherein the elements of the four-tuple can comprise the link identification, the channel number, the sub-equipment address and the sub-equipment protocol of the gateway; specifically, the channel number defines the channel for the sub-device to interact with the gateway, the address of the sub-device is the address of the sub-device in the gateway, and the protocol of the sub-device defines the protocol type of the sub-device. The platform and gateway may exchange data for the child device based on the child device four-tuple link identification.

In this embodiment, if the device management unit in the SAAS receives the association instruction of the user, each heterogeneous device may be associated with the designated communication model according to the association instruction, and information such as a communication platform, a communication platform protocol, a device access protocol, and a device access link protocol of the heterogeneous device is obtained according to the association result, and the communication link identifier of each heterogeneous device entered by the user is received through the device management unit, and the heterogeneous device is registered in the database based on the communication platform, the communication platform protocol, the device access link protocol, the communication link identifier, and the function, and is stored in the database.

In this embodiment, the communication model created in advance by the user includes communication model 1 and model 2, and when the heterogeneous device a performs access registration, the heterogeneous device a may associate with the communication model 1, where the heterogeneous device a has information such as a communication platform, a communication platform protocol, a device access protocol, and a device access link protocol that the communication model 1 has.

In addition, a data model of the heterogeneous device a is constructed by the data management unit, the data model is associated with the heterogeneous device a, and the function of the heterogeneous device a is determined using the associated data model. At this time, the heterogeneous device a has information such as a communication platform, a communication platform protocol, a device access link protocol, a communication link identifier, and a function.

S102, receiving an access request of the equipment to be connected, and matching the access request with the registered heterogeneous equipment to perform identity verification on the equipment to be connected.

Wherein the registered heterogeneous device may be a legitimate device, i.e. a device that has been authenticated and whose identity information is contained in a database. Optionally, receiving an access request of the device to be connected, and matching according to the access request and the registered heterogeneous device may include: receiving an access request of equipment to be connected through a designated access terminal in the PAAS, wherein the designated access terminal is configured with second attribute information; extracting a communication link identifier of equipment to be connected from an access request; and matching the registered heterogeneous equipment in the database according to the second attribute information and the communication link identification.

The second attribute information may be preconfigured, and may include information such as a communication platform, a communication platform protocol, a device access protocol, and a device access link protocol.

In this embodiment, if the designated access terminal in the PAAS receives an access request of a device to be connected, the first attribute information, the communication link identifier and the function of the heterogeneous device are queried in the database according to the access request, and are matched with the heterogeneous device registered in the database according to the second attribute information and the communication link identifier, and whether the device to be connected is a legal device is determined according to a matching result.

In this embodiment, if the access request of the device to be connected a includes the communication link identification information a, the access terminal X is configured with the information such as the communication platform b1, the communication platform protocol c1, the device access protocol d1, and the device access link protocol e1, and the information such as the information b1, c1, d1, and e1 is used as the second attribute information of the device to be connected a, at this time, a matching query is performed from the heterogeneous devices registered in the database according to the second attribute information of the device to be connected and the communication link identification information a, and when determining that the heterogeneous devices consistent with the second attribute information of the device to be connected a and the communication link identification information a are queried from the database, the device to be connected a is determined to be legal, that is, the identity verification is determined to pass.

And S103, when the equipment to be connected is determined to be legal equipment, determining a data model matched with the equipment to be connected and a matched communication model, and carrying out access management on the equipment to be connected based on the matched data model and the matched communication model.

Optionally, before determining the data model matched with the device to be connected and the matched communication model, the method may further include: receiving data sent by equipment to be connected through a designated access terminal; performing access management on the equipment to be connected based on the matched data model and the matched communication model can comprise the following steps: processing the data based on the functions in the matched data model to obtain processed data; and determining a designated channel according to the matched communication model, and transmitting the processed data to the SAAS through the unified access interface by adopting the designated channel so as to realize access management of equipment to be connected.

In this embodiment, as shown in the schematic view of the application scenario of an internet of things platform heterogeneous device shown in fig. 1c, a software service unit SAAS may register the heterogeneous device based on a pre-constructed communication model and a data model, and a designated access terminal of a platform service unit PAAS may be used to receive an access request of a device to be connected, and process data based on functions in a matched data model, so as to obtain processed data; and determining a designated channel according to the matched communication model, and transmitting the processed data to the SAAS through the unified access interface by adopting the designated channel. Specifically, the access terminal of the class a device in fig. 1c may receive data sent by the device a to be connected, process and convert the data sent by the device a based on the function in the matched data model, obtain the processed data, determine that the channel 1 is a designated channel according to the matched communication model, and transmit the processed data to the SAAS through the data channel unified access interface by adopting the channel 1. Further, as an example, the N-type device access terminal in fig. 1c may receive data sent by the device N to be connected, process and convert the data based on the function in the matched data model, obtain the processed data, determine that the channel N is a designated channel according to the matched communication model, and transmit the processed data to the SAAS through the data channel unified access interface by adopting the channel N. The channels 1, 2 and N in the drawings are only one embodiment, and the present embodiment is not particularly limited thereto.

According to the embodiment of the invention, heterogeneous equipment is registered through the communication model and the data model, the identity of the equipment to be connected is verified, and legal equipment is accessed and managed with the matched data model and the matched communication model, so that the system complexity and the equipment access cost of the Internet of things platform are obviously reduced.

Example two

Fig. 2 is a flowchart of an access management method for heterogeneous devices of an internet of things platform according to a second embodiment of the present invention, where before registering the heterogeneous devices based on a pre-built communication model and a data model, the embodiment further includes customizing the communication model according to a communication model definition instruction. As shown in fig. 2, the method includes:

s201, receiving a communication model definition instruction of a user through a communication model management unit in the SAAS.

The communication model definition instruction can be used for customizing the communication model.

S202, a communication model is built according to a communication model definition instruction, wherein the communication model comprises a communication platform, a communication platform protocol, an equipment access protocol and an equipment access link protocol.

The communication platform can be a platform for identifying equipment communication access, such as an own XX access platform, an operator XX platform and the like; the communication platform protocol may be an external interface protocol for identifying the service end provided by the communication access platform; the device access protocol may be a protocol for identifying the device to interact with the communication platform or a protocol for the device (transparent device and sub-device) to interact with the gateway; the device access link protocol may be a link protocol (e.g., TCP) for identifying the device to communicate with the communication platform or a link protocol (e.g., 485 serial) for the device to communicate with the gateway (e.g., pass-through device to sub-device).

In this embodiment, the communication model definition instruction may create at least one communication template, specifically, specific contents of the communication template 1 may include information such as the communication platform b1, the communication platform protocol c1, the device access protocol d1, and the device access link protocol e1, and specific contents of the communication template 2 may include information such as the communication platform b2, the communication platform protocol c2, the device access protocol d2, and the device access link protocol e 2. Of course, this embodiment is merely illustrative, and the specific number of the created communication templates is not limited, and may be specifically determined according to the actual needs of the user.

And S203, registering the heterogeneous equipment based on a pre-constructed communication model and a data model.

S204, receiving an access request of the equipment to be connected, and matching the access request with the registered heterogeneous equipment to perform identity verification on the equipment to be connected.

And S205, when the equipment to be connected is determined to be legal equipment, determining a data model matched with the equipment to be connected and a matched communication model, and carrying out access management on the equipment to be connected based on the matched data model and the matched communication model.

According to the embodiment of the invention, the communication model can be constructed through the communication model definition instruction, the heterogeneous equipment is registered according to the communication model and the data model, the identity of the equipment to be connected is verified, and the legal equipment is accessed and managed with the matched data model and the matched communication model, so that the system complexity and the equipment access cost of the Internet of things platform are obviously reduced.

Example III

Fig. 3 is a schematic structural diagram of an access management device for heterogeneous devices of an internet of things platform according to a third embodiment of the present invention. As shown in fig. 3, the apparatus includes: heterogeneous device registration module 310, authentication module 320, and access management module 330.

The heterogeneous device registration module 310 is configured to register heterogeneous devices based on a communication model and a data model that are constructed in advance;

the identity verification module 320 is configured to receive an access request of a device to be connected, and match the access request with a registered heterogeneous device, so as to perform identity verification on the device to be connected;

and the access management module 330 is configured to determine a data model and a matched communication model that are matched with the device to be connected when the device to be connected is determined to be legal, and perform access management on the device to be connected based on the matched data model and the matched communication model.

Optionally, the device further comprises a receiving instruction module, configured to receive, by using a communication model management unit in the SAAS, a communication model definition instruction of a user;

the model construction module is used for constructing the communication model according to the communication model definition instruction, wherein the communication model comprises a communication platform, a communication platform protocol, an equipment access protocol and an equipment access link protocol.

Optionally, the heterogeneous device registration module 310 is specifically configured to receive, by using a device management unit in the SAAS, an association instruction of a user, associate each heterogeneous device with a specified communication model according to the association instruction, and obtain first attribute information of the heterogeneous device according to an association result;

receiving communication link identifiers of various heterogeneous devices input by a user through the device management unit;

constructing a data model of each heterogeneous device through a data model management unit in the SAAS, wherein the data model comprises functions of the heterogeneous device;

and registering the heterogeneous equipment in a database according to the first attribute information, the communication link identifier and the function.

Optionally, the identity verification module 320 is specifically configured to receive, through a designated access terminal in the PAAS, an access request of the device to be connected, where the designated access terminal is configured with second attribute information;

extracting a communication link identifier of equipment to be connected from the access request;

and matching the communication link identification with the registered heterogeneous equipment in the database according to the second attribute information and the communication link identification.

Optionally, before the determining the data model and the matched communication model matched with the device to be connected, the access management module 303 is further configured to: receiving data sent by equipment to be connected through the appointed access terminal;

the access management of the equipment to be connected based on the matched data model and the matched communication model comprises the following steps:

processing the data based on the functions in the matched data model to obtain processed data;

and determining a designated channel according to the matched communication model, and transmitting the processed data to the SAAS through a unified access interface by adopting the designated channel so as to realize access management of the equipment to be connected.

Optionally, the heterogeneous device includes a hard-wired device, a soft-wired device, a transparent device, and a sub-device.

Optionally, the communication link identifier of the hard-wired device is represented by a unique identifier of the hard-wired device;

the communication link identification of the soft direct-connected equipment is represented by adopting the identification of the associated third party platform;

the communication link identification of the transparent transmission equipment is represented by adopting the unique identification of the transparent transmission equipment, or is represented by adopting the combination of the unique identification of the transparent transmission equipment and the unique identification of the associated gateway;

the communication link identification of the sub-equipment is represented by a four-tuple of the sub-equipment, wherein the four-tuple comprises the link identification of the associated gateway, the channel numbers of the associated gateway and the sub-equipment, the sub-equipment address and the sub-equipment protocol.

The access management device for the heterogeneous equipment of the internet of things provided by the embodiment of the invention can execute the access management method for the heterogeneous equipment of the internet of things provided by any embodiment of the invention, and has the corresponding functional modules and beneficial effects of the execution method.

Example IV

Fig. 4 shows a schematic diagram of the structure of an electronic device 10 that may be used to implement an embodiment of the invention. Electronic devices are intended to represent various forms of digital computers, such as laptops, desktops, workstations, personal digital assistants, servers, blade servers, mainframes, and other appropriate computers. Electronic equipment may also represent various forms of mobile devices, such as personal digital processing, cellular telephones, smartphones, wearable devices (e.g., helmets, glasses, watches, etc.), and other similar computing devices. The components shown herein, their connections and relationships, and their functions, are meant to be exemplary only, and are not meant to limit implementations of the inventions described and/or claimed herein.

As shown in fig. 4, the electronic device 10 includes at least one processor 11, and a memory, such as a Read Only Memory (ROM) 12, a Random Access Memory (RAM) 13, etc., communicatively connected to the at least one processor 11, in which the memory stores a computer program executable by the at least one processor, and the processor 11 may perform various appropriate actions and processes according to the computer program stored in the Read Only Memory (ROM) 12 or the computer program loaded from the storage unit 18 into the Random Access Memory (RAM) 13. In the RAM 13, various programs and data required for the operation of the electronic device 10 may also be stored. The processor 11, the ROM 12 and the RAM 13 are connected to each other via a bus 14. An input/output (I/O) interface 15 is also connected to bus 14.

Various components in the electronic device 10 are connected to the I/O interface 15, including: an input unit 16 such as a keyboard, a mouse, etc.; an output unit 17 such as various types of displays, speakers, and the like; a storage unit 18 such as a magnetic disk, an optical disk, or the like; and a communication unit 19 such as a network card, modem, wireless communication transceiver, etc. The communication unit 19 allows the electronic device 10 to exchange information/data with other devices via a computer network, such as the internet, and/or various telecommunication networks.

The processor 11 may be a variety of general and/or special purpose processing components having processing and computing capabilities. Some examples of processor 11 include, but are not limited to, a Central Processing Unit (CPU), a Graphics Processing Unit (GPU), various specialized Artificial Intelligence (AI) computing chips, various processors running machine learning model algorithms, digital Signal Processors (DSPs), and any suitable processor, controller, microcontroller, etc. The processor 11 performs the various methods and processes described above, such as the access management method of the internet of things platform heterogeneous device.

In some embodiments, the access management method of the internet of things platform heterogeneous device may be implemented as a computer program tangibly embodied on a computer readable storage medium, such as the storage unit 18. In some embodiments, part or all of the computer program may be loaded and/or installed onto the electronic device 10 via the ROM 12 and/or the communication unit 19. When the computer program is loaded into RAM 13 and executed by processor 11, one or more steps of the access management method of the internet of things platform heterogeneous device described above may be performed. Alternatively, in other embodiments, processor 11 may be configured to perform the access management method of the internet of things platform heterogeneous device in any other suitable manner (e.g., by means of firmware).

Various implementations of the systems and techniques described here above may be implemented in digital electronic circuitry, integrated circuit systems, field Programmable Gate Arrays (FPGAs), application Specific Integrated Circuits (ASICs), application Specific Standard Products (ASSPs), systems On Chip (SOCs), load programmable logic devices (CPLDs), computer hardware, firmware, software, and/or combinations thereof. These various embodiments may include: implemented in one or more computer programs, the one or more computer programs may be executed and/or interpreted on a programmable system including at least one programmable processor, which may be a special purpose or general-purpose programmable processor, that may receive data and instructions from, and transmit data and instructions to, a storage system, at least one input device, and at least one output device.

A computer program for carrying out methods of the present invention may be written in any combination of one or more programming languages. These computer programs may be provided to a processor of a general purpose computer, special purpose computer, or other programmable data processing apparatus, such that the computer programs, when executed by the processor, cause the functions/acts specified in the flowchart and/or block diagram block or blocks to be implemented. The computer program may execute entirely on the machine, partly on the machine, as a stand-alone software package, partly on the machine and partly on a remote machine or entirely on the remote machine or server.

In the context of the present invention, a computer-readable storage medium may be a tangible medium that can contain, or store a computer program for use by or in connection with an instruction execution system, apparatus, or device. The computer readable storage medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. Alternatively, the computer readable storage medium may be a machine readable signal medium. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.

To provide for interaction with a user, the systems and techniques described here can be implemented on an electronic device having: a display device (e.g., a CRT (cathode ray tube) or LCD (liquid crystal display) monitor) for displaying information to a user; and a keyboard and a pointing device (e.g., a mouse or a trackball) through which a user can provide input to the electronic device. Other kinds of devices may also be used to provide for interaction with a user; for example, feedback provided to the user may be any form of sensory feedback (e.g., visual feedback, auditory feedback, or tactile feedback); and input from the user may be received in any form, including acoustic input, speech input, or tactile input.

The systems and techniques described here can be implemented in a computing system that includes a background component (e.g., as a data server), or that includes a middleware component (e.g., an application server), or that includes a front-end component (e.g., a user computer having a graphical user interface or a web browser through which a user can interact with an implementation of the systems and techniques described here), or any combination of such background, middleware, or front-end components. The components of the system can be interconnected by any form or medium of digital data communication (e.g., a communication network). Examples of communication networks include: local Area Networks (LANs), wide Area Networks (WANs), blockchain networks, and the internet.

The computing system may include clients and servers. The client and server are typically remote from each other and typically interact through a communication network. The relationship of client and server arises by virtue of computer programs running on the respective computers and having a client-server relationship to each other. The server can be a cloud server, also called a cloud computing server or a cloud host, and is a host product in a cloud computing service system, so that the defects of high management difficulty and weak service expansibility in the traditional physical hosts and VPS service are overcome.

It should be appreciated that various forms of the flows shown above may be used to reorder, add, or delete steps. For example, the steps described in the present invention may be performed in parallel, sequentially, or in a different order, so long as the desired results of the technical solution of the present invention are achieved, and the present invention is not limited herein.

The above embodiments do not limit the scope of the present invention. It will be apparent to those skilled in the art that various modifications, combinations, sub-combinations and alternatives are possible, depending on design requirements and other factors. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The access management method of the heterogeneous equipment of the platform of the Internet of things is characterized by comprising the following steps of:

registering heterogeneous equipment based on a pre-constructed communication model and a pre-constructed data model;

2. The method of claim 1, wherein the Internet of things platform comprises a software service unit SAAS and a platform service unit PAAS,

before registering the heterogeneous device based on the pre-constructed communication model and the data model, the method further comprises the following steps:

receiving a communication model definition instruction of a user through a communication model management unit in the SAAS;

and constructing the communication model according to the communication model definition instruction, wherein the communication model comprises a communication platform, a communication platform protocol, a device access protocol and a device access link protocol.

3. The method of claim 2, wherein registering the heterogeneous device based on the pre-constructed communication model and the data model comprises:

receiving an association instruction of a user through an equipment management unit in the SAAS, associating each heterogeneous equipment with a designated communication model according to the association instruction, and acquiring first attribute information of the heterogeneous equipment according to an association result;

4. A method according to claim 3, wherein said receiving an access request of a device to be connected, matching according to said access request with a registered heterogeneous device, comprises:

receiving an access request of the equipment to be connected through a designated access terminal in the PAAS, wherein the designated access terminal is configured with second attribute information;

5. The method of claim 4, wherein prior to determining the data model and the matched communication model for the device to be connected, further comprising: receiving data sent by equipment to be connected through the appointed access terminal;

6. The method of claim 3, wherein the heterogeneous devices comprise hard-wired devices, soft-wired devices, pass-through devices, and sub-devices.

7. The method of claim 6, wherein the communication link identification of the hardwired device is represented by a unique identification of the hardwired device;

8. An access management device of heterogeneous equipment of an internet of things platform, which is characterized by comprising:

the heterogeneous equipment registration module is used for registering the heterogeneous equipment based on a pre-constructed communication model and a data model;

9. An electronic device, the electronic device comprising:

at least one processor; and

the memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the method of any one of claims 1-7.

10. A computer readable storage medium storing computer instructions for causing a processor to perform the method of any one of claims 1-7.