CN110944033B - Equipment control method, device, edge layer server, system and storage medium - Google Patents
Equipment control method, device, edge layer server, system and storage medium Download PDFInfo
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- CN110944033B CN110944033B CN201910974817.1A CN201910974817A CN110944033B CN 110944033 B CN110944033 B CN 110944033B CN 201910974817 A CN201910974817 A CN 201910974817A CN 110944033 B CN110944033 B CN 110944033B
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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
- H04L67/54—Presence management, e.g. monitoring or registration for receipt of user log-on information, or the connection status of the users
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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
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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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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- 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
- H04L67/52—Network services specially adapted for the location of the user terminal
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Abstract
The invention relates to a device control method, a device, an edge layer server, a system and a storage medium, wherein the method comprises the following steps: receiving a control request for the slave equipment sent by the user terminal through the middleware; if the real master control equipment does not exist in the region equipment set where the user terminal is located, establishing virtual master control equipment for the region equipment set; sending the control request to the virtual master control device, so that the virtual master control device sends the control request to a slave device in the region device set. According to the embodiment of the invention, the computing function and the logic function which originally belong to the central control layer can be dispersed into the virtual main control equipment of the edge layer by establishing the virtual main control equipment, a user can be directly connected with the edge layer to realize the rapid control of the slave equipment in the region equipment set, and the geographic position of the edge layer is close to that of the intelligent equipment layer, so that the method has the characteristics of low delay and rapid response.
Description
Technical Field
The invention relates to the technical field of Internet of things, in particular to a device control method, a device, an edge layer server, a system and a storage medium.
Background
With the development of cloud technology, the internet of things system based on the cloud technology is increasingly perfected. However, the cloud technology cannot meet the requirement of low delay in the scene of the internet of things, so edge computing is born.
The edge calculation distributes the calculation capacity originally concentrated in the center to edge nodes close to the user and the equipment, so that the user or the control equipment can obtain extremely quick response and the experience of the user in using the slave equipment is improved.
However, since the user's devices are often distributed independently, when the number of users is large, the system consumes a lot of resources because of the large number of connections maintained.
Disclosure of Invention
The invention provides a device control method, a device, an edge layer server, a system and a storage medium, aiming at solving the technical problem that when the number of users is large, the system consumes a large amount of resources because a large amount of connections are maintained because the devices of the users are always independently dispersed.
In a first aspect, the present invention provides an apparatus control method, applied to an edge layer server, where the method includes:
receiving a control request for the slave equipment sent by the user terminal through the middleware;
if the real master control equipment does not exist in the region equipment set where the user terminal is located, establishing virtual master control equipment for the region equipment set;
sending the control request to the virtual master control device, so that the virtual master control device sends the control request to a slave device in the region device set.
Optionally, the method further comprises:
and if the real master control equipment exists in the region equipment set corresponding to the user terminal, sending the control request to the real master control equipment so that the real master control equipment can send the control request to the slave equipment in the region equipment set.
Optionally, the user terminals and the slave devices in the region device sets are located in the same region range, and each region device set includes at least one user terminal.
In a second aspect, the present invention further provides a device control method, which is applied to a virtual master device, and the method includes:
receiving a control request of a user terminal to slave equipment, which is sent by an edge server;
sending the control request to a slave device which is requested to be controlled by the control request;
judging whether response information sent by the slave equipment is received;
and if response information sent by the slave equipment is received, sending the response information to the user terminal through the middleware.
Optionally, the method further comprises:
if the response information sent by the slave equipment is not received, the response information is requested to a central control layer;
receiving the response information sent by the central control layer;
and sending the response information to the user terminal through the middleware.
In a third aspect, the present invention further provides an apparatus control device, which is applied to an edge layer server, and the apparatus includes:
the first receiving module is used for receiving a control request for the slave equipment, which is sent by the user terminal through the middleware;
the establishing module is used for establishing virtual main control equipment for the region equipment set if no real main control equipment exists in the region equipment set where the user terminal is located;
a first sending module, configured to send the control request to the virtual master device, so that the virtual master device sends the control request to a slave device in the region device set.
In a fourth aspect, the present invention further provides an apparatus for controlling a device, which is applied to a virtual master control device, where the apparatus includes:
the second receiving module is used for receiving a control request of the user terminal to the slave equipment, which is sent by the edge server;
the second sending module is used for sending the control request to the slave equipment which is controlled by the control request;
the judging module is used for judging whether response information sent by the slave equipment is received or not;
and the third sending module is used for sending the response information to the user terminal through the middleware if the response information sent by the slave equipment is received.
In a fifth aspect, the present invention further provides an edge layer server, including: the system comprises a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory complete mutual communication through the communication bus;
a memory for storing a computer program;
a processor for implementing the steps of the method of any one of the first aspect when executing a program stored in the memory.
In a sixth aspect, the present invention further provides a server cluster node, including: the system comprises a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory complete mutual communication through the communication bus;
a memory for storing a computer program;
a processor for implementing the steps of the method according to any one of the second aspect when executing the program stored in the memory.
In a seventh aspect, the present invention further provides an internet of things system, including: the system comprises an edge layer server, a server cluster node and middleware;
the middleware is used for receiving a control request of the slave equipment sent by the user terminal and sending the control request to the edge layer server;
the edge layer server is used for receiving a control request for the slave equipment, which is sent by the user terminal through the middleware; if the real master control equipment does not exist in the region equipment set where the user terminal is located, establishing virtual master control equipment for the region equipment set; sending the control request to the virtual master control device so that the virtual master control device sends the control request to a slave device in the region device set;
the server cluster node is used for receiving a control request of a user terminal to a slave device sent by an edge server, sending the control request to the slave device controlled by the control request, judging whether response information sent by the slave device is received, and sending the response information to the user terminal through the middleware if the response information sent by the slave device is received.
Optionally, the internet of things system further includes: a central control layer;
the server cluster node is further used for requesting the response information from the central control layer if the response information sent by the slave equipment is not received; receiving the response information sent by the central control layer; sending the response information to the user terminal through the middleware;
the central control layer is configured to receive the control request sent by the edge layer server, search response information corresponding to the control request, and send the response information to the edge layer server.
In an eighth aspect, the present invention also provides a computer readable medium having non-volatile program code executable by a processor, the program code causing the processor to perform the method of any of the first aspects or the method of any of the second aspects.
Compared with the prior art, the technical scheme provided by the embodiment of the invention has the following advantages: the embodiment of the invention receives a control request for the slave equipment, which is sent by a user terminal through a middleware; if the real master control equipment does not exist in the region equipment set where the user terminal is located, establishing virtual master control equipment for the region equipment set; the control request may be sent to the virtual master device, so that the virtual master device sends the control request to a slave device in the set of zone devices.
The embodiment of the invention can disperse the calculation function and the logic function which belong to the central control layer into the virtual master control equipment of the edge layer by establishing the virtual master control equipment, so that a user can directly connect the edge layer to realize the rapid control of the slave equipment in the region equipment set, and the geographic position of the edge layer is close to the geographic position of the intelligent equipment layer, thereby having the characteristics of low delay and rapid response; and through the close-range virtual main control equipment, the equipment which belongs to the same region equipment set but is controlled dispersedly is connected together, the complexity of the system is reduced, and the robustness of the system is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a network architecture diagram of an internet of things system according to an embodiment of the present invention;
fig. 2 is a flowchart of an apparatus control method according to an embodiment of the present invention;
fig. 3 is a flowchart of another apparatus control method according to an embodiment of the present invention;
fig. 4 is a structural diagram of an apparatus control device according to an embodiment of the present invention;
fig. 5 is a structural diagram of an apparatus control device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Since the user's devices are often distributed independently, when the number of users is large, the system consumes a lot of resources because of maintaining a lot of connections. To this end, in an embodiment of the present invention, a device control method, an apparatus, an edge layer server, a system, and a storage medium are provided, where the device control method may be applied to an edge layer server in an internet of things system, as shown in fig. 1, the internet of things system is divided into a 5-layer architecture, and upstream is a management layer used by a system administrator at a management end and a user layer used by a large number of users. The midstream is a central control layer, is the core of the whole system and is responsible for managing and controlling the whole Internet of things system. Downstream are an edge layer and a smart device layer. And the user layer, the central control layer and the edge layer are in asynchronous communication through the middleware.
The edge layers are mainly distributed in different regions, and the central control layer is connected with a large number of edge devices, whether virtual devices or physical devices, through the middleware.
The edge layer mainly adopts an edge computing framework and directly communicates with the intelligent equipment. The edge layer consists of a server cluster and real master control equipment. And the server cluster stores the virtual master control equipment. All intelligent devices owned by each user in the same region range are a region device set, and each region device set generally comprises a master control device and a plurality of slave devices.
In the embodiment of the present invention, the internet of things system further includes: the system comprises server cluster nodes, middleware and a central control layer;
the middleware is used for receiving a control request of the slave equipment sent by the user terminal and sending the control request to the edge layer server;
the edge layer server is arranged in the edge layer and used for receiving a control request of the user terminal to the slave equipment, wherein the control request is sent by the user terminal through the middleware; if the real master control equipment does not exist in the region equipment set where the user terminal is located, establishing virtual master control equipment for the region equipment set; sending the control request to the virtual master control device so that the virtual master control device sends the control request to a slave device in the region device set;
the server cluster node is any node in a server cluster in an edge layer, is used for storing virtual master control equipment, and is used for receiving a control request sent by an edge server from a user terminal to slave equipment, sending the control request to the slave equipment controlled by the control request, judging whether response information sent by the slave equipment is received, and sending the response information to the user terminal through the middleware if the response information sent by the slave equipment is received.
The server cluster node is further used for requesting the response information from the central control layer if the response information sent by the slave equipment is not received; receiving the response information sent by the central control layer; sending the response information to the user terminal through the middleware;
the central control layer is configured to receive the control request sent by the edge layer server, search response information corresponding to the control request, and send the response information to the edge layer server.
Based on the above architecture, as shown in fig. 2, the method applied to the edge layer server includes:
step S101, an edge layer server receives a control request for a slave device, which is sent by a user terminal through a middleware; for example, the control request for the slave device may refer to an air conditioner control instruction sent by the user terminal or a control instruction of another household appliance, and the like.
Step S102, if no real master control equipment exists in the region equipment set where the user terminal is located, the edge layer server establishes virtual master control equipment for the region equipment set;
in the embodiment of the present invention, the user terminals and the slave devices in the region device sets are located in the same region range, and each region device set includes at least one user terminal.
The virtual master control device is a core of the region device set, and when a user terminal requests to control a slave device in the region device set, the user terminal must first pass through the virtual master control device, especially when a plurality of users correspond to a region device set (for example, a plurality of members in a family respectively correspond to slave devices in the region device set of the same family).
Step S103, the edge layer server sends the control request to the virtual master control device, so that the virtual master control device sends the control request to the slave devices in the region device set.
The embodiment of the invention receives a control request for the slave equipment, which is sent by a user terminal through a middleware; if the real master control equipment does not exist in the region equipment set where the user terminal is located, establishing virtual master control equipment for the region equipment set; the control request may be sent to the virtual master device, so that the virtual master device sends the control request to a slave device in the set of zone devices.
The embodiment of the invention can disperse the calculation function and the logic function which belong to the central control layer into the virtual master control equipment of the edge layer by establishing the virtual master control equipment, so that a user can directly connect the edge layer to realize the rapid control of the slave equipment in the region equipment set, and the geographic position of the edge layer is close to the geographic position of the intelligent equipment layer, thereby having the characteristics of low delay and rapid response; and through the close-range virtual main control equipment, the equipment which belongs to the same region equipment set but is controlled dispersedly is connected together, the complexity of the system is reduced, and the robustness of the system is improved.
In yet another embodiment of the present invention, the method further comprises:
and if the real main control equipment exists in the region equipment set corresponding to the user terminal, the edge layer server sends the control request to the real main control equipment so that the real main control equipment can send the control request to the slave equipment in the region equipment set.
In an embodiment of the present invention, an apparatus control method is further provided, which is applied to a virtual master control apparatus, and as shown in fig. 3, the method includes:
step S201, the virtual main control equipment receives a control request of a user terminal to the slave equipment, wherein the control request is sent by the edge server;
step S202, the virtual master control equipment sends the control request to the slave equipment which is controlled by the control request;
step S203, the virtual master control device judges whether response information sent by the slave device is received;
step S204, if receiving the response information sent by the slave device, the virtual master device sends the response information to the user terminal through the middleware.
The embodiment of the invention receives a control request of a user terminal to slave equipment, which is sent by an edge server; sending the control request to a slave device which is requested to be controlled by the control request; judging whether response information sent by the slave equipment is received; and if response information sent by the slave equipment is received, sending the response information to the user terminal through the middleware.
According to the embodiment of the invention, the computing function and the logic function which originally belong to the central control layer can be dispersed into the virtual main control equipment of the edge layer through the virtual main control equipment, a user can be directly connected with the edge layer to realize the rapid control of the slave equipment in the region equipment set, and the geographic position of the edge layer is close to that of the intelligent equipment layer, so that the method has the characteristics of low delay and rapid response; and through the close-range virtual main control equipment, the equipment which belongs to the same region equipment set but is controlled dispersedly is connected together, the complexity of the system is reduced, and the robustness of the system is improved.
In yet another embodiment of the present invention, as shown in fig. 3, the method further comprises:
step S205, if the response information sent by the slave device is not received, the virtual master control device requests the response information to a central control layer;
step S206, the virtual master control equipment receives the response information sent by the central control layer;
step S207, the virtual master control device sends the response information to the user terminal through the middleware.
In another embodiment of the present invention, there is also provided an apparatus control device applied to an edge layer server, as shown in fig. 4, the apparatus including:
a first receiving module 11, configured to receive a control request for a slave device, where the control request is sent by a user terminal through middleware;
the establishing module 12 is configured to establish a virtual master control device for the geographical device set if no real master control device exists in the geographical device set where the user terminal is located;
a first sending module 13, configured to send the control request to the virtual master device, so that the virtual master device sends the control request to a slave device in the region device set.
In another embodiment of the present invention, a device control apparatus is further provided, which is applied to a virtual master device, and as shown in fig. 5, the apparatus includes:
a second receiving module 21, configured to receive a control request, sent by the edge server, of the slave device from the user terminal;
a second sending module 22, configured to send the control request to a slave device that is requested to be controlled by the control request;
the judging module 23 is configured to judge whether response information sent by the slave device is received;
a third sending module 24, configured to send, if receiving the response information sent by the slave device, the response information to the user terminal through the middleware.
In another embodiment of the present invention, there is also provided an edge layer server including: the system comprises a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory complete mutual communication through the communication bus;
a memory for storing a computer program;
and the processor is used for realizing the steps of the method applied to the edge layer server when executing the program stored in the memory.
In another embodiment of the present invention, there is also provided a server cluster node, including: the system comprises a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory complete mutual communication through the communication bus;
a memory for storing a computer program;
and the processor is used for realizing the steps of the method applied to the server cluster node when executing the program stored in the memory.
In yet another embodiment of the present invention, there is also provided a computer readable medium having non-volatile program code executable by a processor, the program code causing the processor to perform a method applied to an edge layer server or a method applied to a server cluster node.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (12)
1. An internet of things system, comprising: the system comprises an edge layer server, a server cluster node and middleware;
the middleware is used for receiving a control request for the slave equipment sent by the user terminal and sending the control request to the edge layer server;
the edge layer server is used for receiving a control request for the slave equipment, which is sent by the user terminal through the middleware; if the real master control equipment does not exist in the region equipment set where the user terminal is located, establishing virtual master control equipment for the region equipment set; sending the control request to the virtual master control device so that the virtual master control device sends the control request to a slave device in the region device set;
the server cluster node is used for receiving a control request of a user terminal to a slave device sent by an edge server, sending the control request to the slave device controlled by the control request, judging whether response information sent by the slave device is received, and sending the response information to the user terminal through the middleware if the response information sent by the slave device is received.
2. The internet of things system of claim 1, further comprising: a central control layer;
the server cluster node is further used for requesting the response information from the central control layer if the response information sent by the slave equipment is not received; receiving the response information sent by the central control layer; sending the response information to the user terminal through the middleware;
the central control layer is configured to receive the control request sent by the edge layer server, search response information corresponding to the control request, and send the response information to the edge layer server.
3. An apparatus control method applied to an edge layer server in the internet of things system according to any one of claims 1 to 2, the method comprising:
receiving a control request for the slave equipment sent by the user terminal through the middleware;
if the real master control equipment does not exist in the region equipment set where the user terminal is located, establishing virtual master control equipment for the region equipment set;
sending the control request to the virtual master control device, so that the virtual master control device sends the control request to a slave device in the region device set.
4. The apparatus control method according to claim 3, characterized in that the method further comprises:
and if the real master control equipment exists in the region equipment set corresponding to the user terminal, sending the control request to the real master control equipment so that the real master control equipment can send the control request to the slave equipment in the region equipment set.
5. The device control method according to claim 3, wherein the user terminals and the slave devices in the regional device sets are located in the same regional area, and each regional device set comprises at least one user terminal.
6. A device control method applied to a virtual master device stored in a server cluster node in an internet of things system according to any one of claims 1 to 2, the method comprising:
receiving a control request of a user terminal to slave equipment, which is sent by an edge server;
sending the control request to a slave device which is requested to be controlled by the control request;
judging whether response information sent by the slave equipment is received;
and if the response information sent by the slave equipment is received, sending the response information to the user terminal through the middleware.
7. The apparatus control method according to claim 6, characterized in that the method further comprises:
if the response information sent by the slave equipment is not received, the response information is requested to a central control layer;
receiving the response information sent by the central control layer;
and sending the response information to the user terminal through the middleware.
8. An apparatus control device, applied to an edge layer server in an internet of things system according to any one of claims 1 to 2, the apparatus comprising:
the first receiving module is used for receiving a control request for the slave equipment, which is sent by the user terminal through the middleware;
the establishing module is used for establishing virtual main control equipment for the region equipment set if no real main control equipment exists in the region equipment set where the user terminal is located;
a first sending module, configured to send the control request to the virtual master device, so that the virtual master device sends the control request to a slave device in the region device set.
9. An apparatus control apparatus applied to a virtual master device stored in a server cluster node in an internet of things system according to any one of claims 1 to 2, the apparatus comprising:
the second receiving module is used for receiving a control request of the user terminal to the slave equipment, which is sent by the edge server;
the second sending module is used for sending the control request to the slave equipment which is controlled by the control request;
the judging module is used for judging whether response information sent by the slave equipment is received or not;
and the third sending module is used for sending the response information to the user terminal through the middleware if the response information sent by the slave equipment is received.
10. An edge layer server, comprising: the system comprises a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory complete mutual communication through the communication bus;
a memory for storing a computer program;
a processor for implementing the steps of the method of any one of claims 3 to 5 when executing a program stored in the memory.
11. A server cluster node, comprising: the system comprises a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory complete mutual communication through the communication bus;
a memory for storing a computer program;
a processor for implementing the steps of the method of any one of claims 6 to 7 when executing a program stored in the memory.
12. A computer-readable medium having non-volatile program code executable by a processor, the program code implementing the method of any of the preceding claims 3 to 5 or the method of any of the preceding claims 6 to 7 when executed by the processor.
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