KR20180066357A - IoT virtual file system using file catalog - Google Patents

Abstract

The present invention relates to an internet of things (IoT) virtual file system. The IoT virtual file system has a plurality of file catalog DBs separated for each user, information provider and system and has a plurality of file catalog DB handlers generating and managing each file catalog DB. The IoT virtual file system according to the present invention uses the file catalog DB individually separated for each user and information provider, thereby preventing concentration of traffic with respect to the DB and enabling to flexibly manage, backup and recover the DB.

Description

IoT virtual file system using a plurality of file catalogs {IoT virtual file system using file catalog}

The present invention relates to an IoT virtual file system, and more particularly, to an IoT virtual file system capable of managing virtualization information, sensing data, and the like for an IOT device using a plurality of file catalog DBs and a plurality of file catalog DB handlers To an IoT virtual file system using a file catalog.

Internet of Things ('IoT') is an intelligent technology and service that connects all objects based on the Internet to communicate information between people, things, objects and objects. It is more advanced than Internet or mobile Internet based on the Internet, and devices connected to the Internet send and process information themselves without human intervention. Object Internet has recently become widely popular because it does not require human intervention in the processing of information and can realize the accuracy and economical efficiency of information processing.

IoT virtual file system that virtualizes IoT devices that constitute the Internet of Things and realizes information and sensing data of IoT devices in various platforms that provide Internet service of things Developed. In the IoT virtual file system, a file catalog is created for the IoT devices and various information about the IoT device can be provided using the file catalog.

However, as the user, the information provider, the system, the data, and the like are expanded in the object Internet service platform composed of a single file catalog DB, the problem that the traffic to the file catalog DB is excessively increased when a plurality of users access simultaneously Occurs. In addition, when one piece of information is changed or added, the entire file catalog DB needs to be modified, which makes management difficult.

Korean Patent Publication No. 10-2014-0008667 Korean Patent Registration No. 10-1632389

SUMMARY OF THE INVENTION An object of the present invention is to provide an IoT virtual file system for creating and managing a plurality of file catalog DBs for IoT devices separately for each user and information provider.

It is another object of the present invention to provide an IoT virtual file system that manages and stores a plurality of file catalog DBs separately for each user and information provider for IoT devices and manages each file catalog DB using a plurality of file catalog DB handlers .

According to an aspect of the present invention, there is provided an IoT virtual file system for collecting and analyzing information and sensing data about IoT devices and managing the IoT virtual file system as a directory and a file A plurality of file catalog DBs generated according to a preset sorting criterion; A file catalog manager for generating a plurality of file catalog DBs according to the classification criteria, and separately storing and managing each of the plurality of file catalogs; And a controller for providing the file catalog manager with information including the classification criteria and IoT device related information, wherein the file catalog manager comprises a DB selection module, and the DB selection module comprises: Selects the file catalog DB corresponding to the determined classification reference information, and stores and manages the IoT device related information provided from the controller in the selected file catalog DB.

In the IoT virtual file system according to the first aspect, it is preferable that the classification criterion determined by the DB selection module of the file catalog manager is one of user information, information provider information, system information, and service type information.

In the IoT virtual file system according to the first aspect, the file catalog manager classifies files according to the Depth of the file catalog having a tree structure, and stores information about Depth 1 and 2 of the file catalog having the tree structure The catalog DB, and the information on the Depth 3 or more of the file catalog are separately stored.

The IoT virtual file system according to the second aspect of the present invention is an IoT virtual file system for collecting and analyzing information and sensing data about IoT devices and managing them by virtualizing them into directories and files, A plurality of generated file catalog DBs; A plurality of file catalog DB handlers for creating a file catalog DB according to a preset sorting criterion and storing and managing the generated file catalog DBs; A file catalog main device having information on the plurality of file catalog DBs and managing the plurality of file catalog DB handlers; And a controller for providing information including the classification criteria and IoT device related information to the file catalog main device,

Wherein the file catalog main unit comprises a DB selection module, wherein the DB selection module determines classification criterion information among information provided from the controller, selects a file catalog DB corresponding to the determined classification criterion information, And provides the IoT device related information provided from the controller to the file catalog DB handler configured to manage the selected file catalog DB.

In the IoT virtual file system according to the second aspect, the file catalog DB handler receives virtualization information on the IoT device and information on the selected file catalog DB from the file catalog main device, It is desirable to store or manage the virtualization information in the selected file catalog DB.

In the IoT virtual file system according to the second aspect, each of the file catalog DB handlers preferably manages one or more file catalog DBs.

In the IoT virtual file system according to the second aspect, the file catalog main apparatus is provided with information on the resource use status from the controller, and generates a file catalog DB handler using information on the provided resource use status , Addition and deletion are determined.

In the IoT virtual file system according to the second aspect, it is preferable that the classification criterion determined by the DB selection module of the file catalog manager is one of user information, information provider information, system information, and service type information.

The IoT virtual file system according to the present invention separates and generates a file catalog DB for each user, information provider, system, etc., thereby solving the degradation of the performance of the entire system, do.

Further, by separately managing file catalog DBs for each user or information provider, it is easy to manage file catalogs such as deleting a file catalog DB that is unnecessary or reduced in utility. Also, each file catalog DB can be distributedly stored in a plurality of servers.

In addition, by separating the file catalog DBs, it is easy to perform processing for backing up and restoring the catalog DB.

FIG. 1 is a block diagram of an entire IoT virtual file system according to a first embodiment of the present invention.
2 is a block diagram showing the structure of the file catalog manager in the IoT virtual file system according to the first embodiment of the present invention.
3 is a configuration diagram illustrating an IoT virtual file system according to a second embodiment of the present invention.
FIG. 4 is a configuration diagram exemplarily showing a plurality of file catalog DBs in the IoT virtual file system according to the present invention.

The IoT virtual file system according to the present invention has a plurality of file catalog DBs and a plurality of file catalog DB handlers for managing the file catalog DBs. By using the file catalog DBs separated for each user and information provider, And to manage DB, backup and recovery, and so on.

Hereinafter, the configuration and operation of the IOT virtual file system according to the preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

≪ Embodiment 1 >

Hereinafter, the configuration and operation of the IoT virtual file system according to the first embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a block diagram of an entire IoT virtual file system according to a first embodiment of the present invention.

1, the IoT virtual file system 1 according to the present embodiment collects and analyzes information about IoT devices and sensing data, and manages the virtualized files into directories and files. The IoT virtual file system 1 includes an IoT device unit 100, An IoT processing unit 110 and user terminals 120. The IoT processing unit 110 includes a controller 112, a file catalog manager 114 and a plurality of file catalog DBs 116. [

The plurality of file catalog databases are separately generated according to a predetermined classification criterion. Preferably, the predetermined classification criterion is determined according to a user, an information provider, a system, and a service type.

The file catalog manager generates a plurality of file catalog DBs according to a predetermined classification criterion, and separately stores and manages the plurality of file catalog DBs. Accordingly, the plurality of file catalog DBs may include a plurality of file catalog DBs for each user, a plurality of file catalog DBs for each information provider, and a plurality of file catalog DBs for each system.

The controller provides the file catalog manager with information including the classification criteria and IoT device related information. The information including the classification criteria includes a user list, an information provider list, a system list, a service list, and the like.

2 is a block diagram showing the structure of the file catalog manager in the IoT virtual file system according to the first embodiment of the present invention. Referring to FIG. 2, the file catalog manager virtualizes a service server, a gateway, and an IOT device into directories and files to create a file catalog of a tree structure, and reflects the changed contents to modify and display the file catalog. A catalog display module, a catalog update module, a catalog change module, a file search module, a file copy module, an analysis result processing module, a control signal generation module, a control module, and a DB selection module.

The DB selection module determines the classification reference information among the information provided from the controller, selects the file catalog DB corresponding to the determined classification reference information, and outputs the IoT device related information provided from the controller to the selected file catalog DB . The classification criterion determined by the DB selection module of the file catalog manager is one or a combination of user information, information provider information, system information, and service type information.

 The catalog generation module analyzes the information of the IoT device section stored in the information section according to a predetermined criterion to generate a catalog of the tree structure by mapping the service server, the gateway and the IoT device to a directory and a file, And stores it in the catalog DB. In the file catalog, the directory is a database table, and the file corresponds to a table entry having a location point and has a logical file name. The logical file name is matched to the physical file name stored in the storage unit. When the user requests a specific file catalog through the client unit, the DB selection module confirms the corresponding file catalog DB, and the catalog display module exposes the file catalog stored in the file catalog DB to the user terminal.

The catalog display module displays the file catalog stored in the file catalog DB selected by the DB selection module to the user terminal.

The catalog update module selects a file catalog DB storing a file catalog to be updated by using the DB selection module as the information of the IoT device unit is changed and changes a directory and a file to the selected file catalog DB, The file catalog of FIG.

The catalog change module selects a file catalog DB storing a file catalog to be changed by using the DB selection module according to a catalog change signal transmitted through a user terminal and changes the directory and the file And changes the existing file catalog.

The file search module searches a file catalog corresponding to a search word transmitted by the user terminal and a file on the file catalog, and the file copy module searches the file catalog module for a file name Controls the display of files with stored physical file names.

The controller distributes resources constituting the IoT processing unit to prevent malfunction of the IoT processing unit, and controls the operation of each configuration of the IoT processing unit.

Hereinafter, the structure and operation of the IoT virtual file system according to the second embodiment of the present invention will be described in detail with reference to FIG.

3 is a configuration diagram illustrating an IoT virtual file system according to a second embodiment of the present invention. Referring to FIG. 3, the IoT virtual file system 2 according to the second embodiment of the present invention collects and analyzes information and sensing data about IoT devices and manages them by virtualizing them into directories and files, An IoT processor 210 and a user terminal 220. The IoT processor 210 includes a plurality of file catalog DB handlers 216, a plurality of file catalog DBs 214, (213) and a controller (212).

The IoT device portion and the user terminal of the IoT virtual file system according to the present embodiment are the same as those of the first embodiment, and a duplicate description will be omitted.

The plurality of file catalogs are generated according to a sorting criterion preset by the corresponding file catalog DB handler, and stored in the corresponding file catalog DB, respectively. FIG. 4 is a configuration diagram exemplarily showing a plurality of file catalog DBs in the IoT virtual file system according to the present invention. Referring to FIG. 4, the plurality of file catalog DBs includes a catalog main DB (IoT_Catalog_Main) for storing information of Depth 1 and 2 for a file catalog of a tree structure, and information of Depth 3 for each user, First to n-th user catalog DBs, first to m-th service provider catalog DBs, and first to k-th system catalog DBs, which are separately stored for each system.

The plurality of file catalog DB handlers manage the file catalog DBs, and each file catalog DB handler manages one or two file catalog DBs. The file catalog DB handler receives virtualization information on the IoT device included in the classification reference corresponding to the DB handler from the file catalog main device and stores or manages virtualization information on the IoT device in the file catalog DB .

Each of the file catalog DB handlers virtualizes a service server, a gateway and an IOT device associated with the user or information providers classified by the file catalog main device into a directory and a file to generate a file catalog of a tree structure, A catalog update module, a catalog update module, a file search module, a file copy module, an analysis result processing module, a control signal generation module, a control module, and a control module Respectively. The catalog creation module, the catalog display module, the catalog update module, the catalog change module, the file search module, the file copy module, the analysis result processing module, the control signal creation module, and the control module according to the present embodiment are the same as those of the file catalog manager of the first embodiment To create, display, update, or change the file catalog, or to search or copy the file.

The file catalog main apparatus has classification DBs in which lists corresponding to predetermined classification criteria are stored, generates a plurality of file catalog DBs according to a classification criterion stored in the classification reference DB, And manages the plurality of file catalog DB handlers. The classification DBs include a user list DB, an information provider list DB, a system list DB, and the like.

 The classification criteria determined by the DB selection module of the file catalog manager may be one of user information, information provider information, system information, and service type information.

Wherein the file catalog main unit comprises a DB selection module, wherein the DB selection module determines classification criterion information among information provided from the controller, selects a file catalog DB corresponding to the determined classification criterion information, And provides the IoT device related information provided from the controller to the file catalog DB handler configured to manage the selected file catalog DB. The file catalog main device receives information on the resource use status from the controller and determines creation, addition, and deletion of the file catalog DB handler by using information on the provided resource usage status.

The controller provides the information including the classification criteria and the IoT device related information to the file catalog main unit, transmits the information requested by the user to the file catalog main unit, and transmits the information provided from the file catalog main unit to the user terminal to provide.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It will be understood that various changes and modifications may be made without departing from the spirit and scope of the invention. It is to be understood that the present invention may be embodied in many other specific forms without departing from the spirit or essential characteristics thereof.

1, 2: IoT virtual file system
100, 200: IoT device section
110, 210: IoT processor
120, 220: user terminal
112,
114: File Catalog Manager
116, 216: file catalog DB
213: file catalog main device
214: File Catalog Handler

Claims (8)

1. An IoT virtual file system for collecting and analyzing information and sensing data about IoT devices and managing them by virtualizing them into directories and files,
A plurality of file catalog DBs generated according to preset classification criteria;
A file catalog manager for generating a plurality of file catalog DBs according to the classification criteria, and separately storing and managing each of the plurality of file catalogs; And
A controller for providing the file catalog manager with information including the classification criteria and IoT device related information;
Wherein the file catalog manager comprises a DB selection module,
The DB selection module determines the classification reference information among the information provided from the controller, selects the file catalog DB corresponding to the determined classification reference information, and outputs the IoT device related information provided from the controller to the selected file catalog DB And the IoT virtual file system. The IoT virtual file system according to claim 1, wherein the classification criteria determined by the DB selection module of the file catalog manager is one of user information, information provider information, system information, and service type information. The method of claim 1, wherein the file catalog manager classifies the file catalog according to a depth of a file catalog having a tree structure,
A file catalog DB storing information on Depth 1 and 2 of a file catalog having a tree structure, and a plurality of file catalog DBs separately storing information on a Depth 3 or more of the file catalog. Virtual file system. 1. An IoT virtual file system for collecting and analyzing information and sensing data about IoT devices and managing them by virtualizing them into directories and files,
A plurality of file catalog DBs generated according to preset classification criteria;
A plurality of file catalog DB handlers for creating a file catalog DB according to a preset sorting criterion and storing and managing the generated file catalog DBs;
A file catalog main device having information on the plurality of file catalog DBs and managing the plurality of file catalog DB handlers; And
A controller for providing information including the classification criteria and IoT device related information to the file catalog main unit;
Wherein the file catalog main device comprises a DB selection module,
The DB selection module is configured to judge classification standard information among the information provided from the controller, to select a file catalog DB corresponding to the determined classification standard information, and to set a file catalog DB handler And provides the IoT device related information provided from the controller. The file catalog DB handler according to claim 4, wherein the file catalog DB handler receives virtualization information on the IoT device and information on the selected file catalog DB from the file catalog main device, and transmits virtualization information on the IoT device to the selected file catalog DB In the IoT virtual file system. 5. The IoT virtual file system according to claim 4, wherein each of the file catalog DB handlers manages one or more file catalog DBs. The method according to claim 4, wherein the file catalog main device receives information on a resource use status from a controller and determines generation, addition, and deletion of a file catalog DB handler using information on the provided resource use status Features IoT virtual file system. The IoT virtual file system according to claim 1, wherein the classification criteria determined by the DB selection module of the file catalog manager is one of user information, information provider information, system information, and service type information.

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