CN113572849B - File access system and method - Google Patents

File access system and method Download PDF

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Publication number
CN113572849B
CN113572849B CN202110861889.2A CN202110861889A CN113572849B CN 113572849 B CN113572849 B CN 113572849B CN 202110861889 A CN202110861889 A CN 202110861889A CN 113572849 B CN113572849 B CN 113572849B
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China
Prior art keywords
cloud server
storage
file
control device
storage control
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CN202110861889.2A
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CN113572849A (en
Inventor
高鹏飞
田兵
刘英健
张笑泳
王丽媛
冯铭哲
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China United Network Communications Group Co Ltd
Unicom Digital Technology Co Ltd
China Unicom Heilongjiang Industrial Internet Co Ltd
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China United Network Communications Group Co Ltd
Unicom Digital Technology Co Ltd
China Unicom Heilongjiang Industrial Internet Co Ltd
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Priority to CN202110861889.2A priority Critical patent/CN113572849B/en
Publication of CN113572849A publication Critical patent/CN113572849A/en
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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
    • H04L67/14—Session management
    • H04L67/141—Setup of application sessions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/10—File systems; File servers
    • G06F16/13—File access structures, e.g. distributed indices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/0604—Improving or facilitating administration, e.g. storage management
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0638—Organizing or formatting or addressing of data
    • G06F3/0643—Management of files
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/451—Execution arrangements for user interfaces
    • G06F9/452—Remote windowing, e.g. X-Window System, desktop virtualisation
    • 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
    • H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/10—Protocols in which an application is distributed across nodes in the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Software Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)

Abstract

The embodiment of the invention provides a file access system and a method, wherein the system comprises the following steps: the system comprises a storage device, a storage control device and a cloud server, wherein the storage control device is connected with the cloud server through a 5G wide area network, and the storage control device is also connected with the storage device; the storage equipment stores files to be accessed; and the terminal equipment which is connected with the cloud server in advance communicates with the storage control device through the cloud server so as to access the file to be accessed in the storage device through the storage control device. The embodiment of the invention not only saves equipment cost, but also can directly access the files in the storage equipment by a user only by connecting the terminal equipment to the cloud server, is simple to operate and improves the operation efficiency.

Description

File access system and method
Technical Field
The embodiment of the invention relates to the technical field of file access, in particular to a file access system and a file access method.
Background
With the development of network technology, the ways of storing files and exchanging files for users are increasing. For example, various files may be stored in a portable small storage device such as a usb disk, or may be stored in a server. The corresponding access file mode is also different for files stored in different modes.
In the related art, the file storage scheme is generally stored in a machine room server, a disk array (Redundant Arrays of Independent Disks, RAID) is configured in the server, a user transmits a file as an attachment of a mail to a mail server, the file is stored in the disk array of the mail server, when the file needs to be accessed or modified, the file is downloaded in the mail server through a network, and then related modification operation is performed on the file.
However, the existing storage scheme adopts the RAID of the server disk array, so that the equipment cost is high, the power consumption is high, and the repeated login of the server for downloading the file and the uploading of the file to the server after the modification are required when the modified file is accessed, so that the operation is complex and the time consumption is long.
Disclosure of Invention
The embodiment of the invention provides a file access system and a file access method, which are used for solving the problems that equipment cost is high, a server is required to be logged in repeatedly to download a file when a modified file is accessed, the file is uploaded to the server after modification, and the operation is complex and the time consumption is long in the prior art.
A first aspect of an embodiment of the present invention provides a file access system, including:
the system comprises a storage device, a storage control device and a cloud server, wherein the storage control device is connected with the cloud server through a 5G wide area network, and the storage control device is also connected with the storage device;
the storage equipment stores files to be accessed;
and the terminal equipment which is connected with the cloud server in advance communicates with the storage control device through the cloud server so as to access the file to be accessed in the storage device through the storage control device.
Optionally, the storage control device includes: a single board computer, a memory controller and a wide area network baseband module;
the single board computer is connected with the cloud server through the wide area network baseband module;
the storage controller is connected with the single board computer and is used for connecting with a storage device, and the single board computer accesses the files to be accessed stored in the storage device through the storage controller.
Optionally, the storage control device further includes: the power module comprises a first power supply interface, a second power supply interface and a charging interface;
the first power supply interface is connected with the single board computer and is used for supplying power to the single board computer; the second power supply interface is used for supplying power to external equipment; the charging interface is connected with an external power supply.
Optionally, the storage control device further includes: and the debugging interface is used for detecting the working states of the wide area network baseband module, the storage controller and the power supply module.
Optionally, the terminal device includes any one or more of the following:
mobile hard disk, memory card and USB flash disk.
A second aspect of an embodiment of the present invention provides a file access method, which is applied to the file access system described in the first aspect of the embodiment of the present invention, where the method includes:
a terminal device which is connected with the cloud server in advance sends a file access instruction to the cloud server;
the cloud server controls the storage control device to read the file to be accessed in the storage equipment according to the file access instruction;
and the cloud server sends the read file to be accessed to terminal equipment.
Optionally, before the terminal device that is connected with the cloud server in advance sends a file access instruction to the cloud server, the method further includes:
the terminal equipment sends a connection request to the cloud server;
the cloud server sends verification information to the terminal equipment after receiving the connection request;
and the terminal equipment performs verification according to the verification information.
A third aspect of an embodiment of the present invention provides a computer apparatus, comprising: at least one processor and memory;
the memory stores computer-executable instructions;
the at least one processor executes the computer-executable instructions stored in the memory, so that the at least one processor executes the file access method according to the second aspect of the embodiment of the present invention.
A fourth aspect of the embodiment of the present invention provides a computer-readable storage medium, where computer-executable instructions are stored, and when a processor executes the computer-executable instructions, the method for accessing a file according to the second aspect of the embodiment of the present invention is implemented.
A fifth aspect of the embodiments of the present invention provides a computer program product comprising a computer program which, when executed by a processor, implements the file access method according to the second aspect of the embodiments of the present invention.
The embodiment of the invention provides a file access system and a method, wherein the system comprises the following steps: the storage control device is also connected with the storage device, and files to be accessed are stored in the storage device; therefore, as long as the terminal equipment is connected with the cloud server in advance, the terminal equipment can communicate with the storage control device through the cloud server, so that the file to be accessed in the storage device is accessed through the storage control device, the equipment cost is saved, the user can directly access the file in the storage device only by connecting the terminal equipment to the cloud server, the operation is simple, and the operation efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of a file access system according to an exemplary embodiment of the present invention;
FIG. 2 is a schematic diagram of a file access system according to another exemplary embodiment of the present invention;
FIG. 3 is a schematic diagram of a file access system according to another exemplary embodiment of the present invention;
FIG. 4 is a flow chart of a method for file access according to an exemplary embodiment of the invention;
FIG. 5 is an application scenario diagram illustrating a file access method according to an exemplary embodiment of the present invention;
fig. 6 is a schematic diagram of a computer device according to an exemplary embodiment of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and 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 invention without making any inventive effort, are intended to be within the scope of the invention.
The terms "first," "second," "third," "fourth" and the like in the description and in the claims and in the above drawings, if any, 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, for example, 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.
At present, the electricity cost of the machine room is higher, the electricity cost comprises the power consumption of the server and the power consumption brought by the heat dissipation equipment, and when accessing the modified file, the server is required to be logged in repeatedly to download the file, and the file is uploaded to the server after the file is modified, so that the operation is complex and the time consumption is long. Aiming at the defect, the technical scheme of the invention mainly comprises the following steps: the storage device is miniaturized, simple service is distributed, equipment cost is reduced, and operation efficiency of accessing files is improved. The storage control device can be connected with various storage devices and is used for reading files stored in the storage devices, the storage control device is communicated with a cloud server through a 5G wide area network, and when a user needs to access, the terminal device is only required to be connected with the cloud server and is communicated with the storage control device through the cloud server so as to access the files to be accessed in the storage devices through the storage control device. The storage device is miniaturized and light, equipment cost is saved, power consumption is reduced, a user can directly access files in the storage device by connecting the terminal device to the cloud server, operation is simple, and operation efficiency is improved.
Fig. 1 is a schematic diagram illustrating a structure of a file access system according to an exemplary embodiment of the present invention.
As shown in fig. 1, the file access system provided in this embodiment includes: the cloud server comprises a storage device 11, a storage control device 12 and a cloud server 13, wherein the storage control device is connected with the cloud server through a 5G wide area network, and the storage control device is also connected with the storage device; the storage equipment stores files to be accessed; and the terminal equipment which is connected with the cloud server in advance communicates with the storage control device through the cloud server so as to access the file to be accessed in the storage device through the storage control device.
The storage device may be, but is not limited to, a mobile storage device such as a mobile hard disk, a memory card, and a usb disk. The terminal device may be a mobile phone, a tablet, etc. used by the user.
Specifically, as shown in fig. 1, the cloud server may be accessed after being verified and connected by a plurality of terminal devices, and after the terminal devices are connected with the cloud server, the files to be accessed stored in the storage device may be directly read through a storage control device in communication with the cloud server, and operations such as modification and deletion are performed on the files to be accessed at the terminal devices.
In one or more possible embodiments, before the terminal device connects to the cloud server, authentication needs to be performed first, and the authentication method may adopt a short message authentication code mode, as shown in fig. 2, where the terminal device sends a connection request to the cloud server, where the connection request includes information such as user basic information, a model of the terminal device, and the like, and after the cloud server receives the connection request, the cloud server sends an authentication code and related prompt information to the terminal device in a short message mode, and the user inputs the authentication code through the terminal device at an authentication interface to complete login, so as to complete connection between the terminal device and the cloud server. After the authentication connection is completed, the user can access the files in the storage device at any time through the terminal device.
In this embodiment, since the storage control device is connected to the cloud server through a 5G wide area network, the storage control device is further connected to a storage device, and a file to be accessed is stored in the storage device; therefore, as long as the terminal equipment is connected with the cloud server in advance, the terminal equipment can communicate with the storage control device through the cloud server, so that the file to be accessed in the storage device is accessed through the storage control device, the equipment cost is saved, the user can directly access the file in the storage device only by connecting the terminal equipment to the cloud server, the operation is simple, and the operation efficiency is improved.
Fig. 3 is a schematic diagram of a file access system according to another exemplary embodiment of the present invention, which further describes the internal structure and functions of the storage control apparatus based on the embodiment shown in fig. 1.
As shown in fig. 3, the memory control device 12 of the present embodiment includes: a single board computer 121, a memory controller 122 and a wide area network baseband module 123; the single board computer is connected with the cloud server through the wide area network baseband module; the storage controller is connected with the single board computer and is used for connecting with a storage device, and the single board computer accesses the files to be accessed stored in the storage device through the storage controller.
Specifically, the storage controller is mainly used for processing and integrating the storage space of the storage devices such as the USB flash disk, the storage card, the mobile hard disk and the like, and changing the storage space into the storage space accessible by the single-board computer. The wide area network baseband module is mainly used for communication between the single board computer and the cloud server, including data transmission, firmware update and the like. For example, after receiving a file access request sent by a user through a terminal device, the cloud server sends the file access request to a single board computer through a wide area network baseband module, and the single board computer reads a file in a storage device through a storage controller and then sends the file access request to a cloud server through the wide area network baseband module.
In this embodiment, the storage control device uses a single board computer to realize the functions of storing and sharing files, so that the storage device is miniaturized and light-weighted. And the wide area network baseband module is used for realizing connection to the cloud server through the 5G wide area network, and the file stored in the storage device can be accessed and modified after any terminal device connected to the network is authenticated and authorized by utilizing the characteristics of high speed and wide connection of the 5G network.
Further, as shown in fig. 3, the storage control device further includes: a power module 124, the power module including a first power interface, a second power interface, and a charging interface; the first power supply interface is connected with the single board computer and is used for supplying power to the single board computer; the second power supply interface is used for supplying power to external equipment; the charging interface is connected with an external power supply.
Specifically, the external power supply charges the power supply module through the charging interface, the power supply module supplies power to the single board computer through the first power supply interface, and meanwhile, the power supply module also provides a second power supply interface, so that power can be supplied to other small-sized electric equipment.
In this embodiment, the power module continuously supplies power to the single board computer, and an additional power supply interface is provided, so that the power module has the capability of supplying power to other small-sized devices.
Further, the storage control device further includes: and the debug interface 125 is used for detecting the working states of the wide area network baseband module, the storage controller and the power supply module.
Specifically, the debug interface mainly detects the working state of each module in the storage control device, such as the network connection state of the wide area network baseband module, signal quality, the available/usable space of the storage controller, the available electricity quantity of the power supply module, the expected use time of the remaining electricity quantity, and the state of each module such as whether the power supply is being charged or not. The user can connect the debug interface through the serial port or the LCD, and can directly display the state of each module on the LCD, or read the state information of each module through the serial port.
In this embodiment, the working states of the modules in the storage control device are detected in real time through the debug interface, so that a user can grasp the running condition of the storage control device in time, and can take corresponding measures in time when abnormal states occur.
In one or more possible embodiments, the cloud server is further configured to record an access record of the user to the file in the storage device through the terminal device, where the access record includes: access time, access file identification, and specific operations (e.g., modify file content, delete file, etc.).
In this embodiment, the file access record is recorded in real time through the cloud server, and if a problem occurs, the user can read the file access record recorded in the cloud server through the terminal device, so that the user can verify and trace the source afterwards.
Fig. 4 is a flowchart illustrating a file access method according to an exemplary embodiment of the present invention.
As shown in fig. 4, the method provided in this embodiment may include the following steps.
S401, terminal equipment which is connected with the cloud server in advance sends a file access instruction to the cloud server.
Specifically, after the terminal device is connected to the cloud server, the user can view all files in the storage device on a display interface of the terminal device.
As shown in fig. 5, the storage device connected to the storage control device is a usb disk, where three files, namely, file 1, file 2 and file 3, are stored in the usb disk, after the terminal device is connected to the cloud server, the terminal device may see the usb disk folder through the terminal interface, if the file 1 needs to be accessed, the terminal device clicks the folder 1, and generates a file access instruction corresponding to the clicking operation of the user.
S402, the cloud server controls the storage control device to read the file to be accessed in the storage equipment according to the file access instruction.
Specifically, the terminal device sends the generated file access instruction to the cloud server, and the cloud server reads the corresponding file content through the storage control device according to the file access instruction.
For example, the terminal device sends an access instruction of the file 1 to the cloud server, and the cloud server reads the file 1 in the mobile hard disk through the storage control device.
S403, the cloud server sends the read file to be accessed to terminal equipment.
For example, the cloud server sends the content in the file 1 in the read mobile hard disk to the terminal device for display.
It should be noted that, for the part of each method step of this embodiment that is not described in detail, reference may be made to the detailed description of the embodiment of the system described above.
In the embodiment, the miniaturization and the light weight of the storage device are realized, the equipment cost is saved, the power consumption is reduced, and a user can directly access files in the storage device only by connecting the terminal device to the cloud server, so that the operation is simple, and the operation efficiency is improved.
In a possible embodiment, before the terminal device that is connected to the cloud server in advance sends a file access instruction to the cloud server, the method further includes: the terminal equipment sends a connection request to the cloud server; the cloud server sends verification information to the terminal equipment after receiving the connection request; and the terminal equipment performs verification according to the verification information.
Specifically, the verification mode may, but not limited to, use a short message verification code to perform verification, the terminal device sends a connection request to the cloud server, where the connection request includes information such as user basic information and a model of the terminal device, and after receiving the connection request, the cloud server sends the verification code and related prompt information to the terminal device in a short message mode, and the user inputs the verification code through the terminal device at a verification interface to complete login, so as to complete connection between the terminal device and the cloud server. After the authentication connection is completed, the user can access the files in the storage device at any time through the terminal device.
In the embodiment, the cloud server is connected in a pre-verification mode, so that the security of file access is ensured.
Fig. 6 is a schematic hardware structure of a computer device according to an embodiment of the present invention. As shown in fig. 6, the computer device 60 provided in this embodiment includes: at least one processor 601 and a memory 602. The processor 601 and the memory 602 are connected by a bus 603.
In a specific implementation, at least one processor 601 executes computer-executable instructions stored in the memory 602, so that the at least one processor 601 performs the method in the above method embodiments.
The specific implementation process of the processor 601 may refer to the above-mentioned method embodiment, and its implementation principle and technical effects are similar, and this embodiment will not be described herein again.
In the embodiment shown in fig. 6, it should be understood that the processor may be a central processing unit (english: central Processing Unit, abbreviated as CPU), or may be other general purpose processors, digital signal processors (english: digital Signal Processor, abbreviated as DSP), application specific integrated circuits (english: application Specific Integrated Circuit, abbreviated as ASIC), or the like. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of a method disclosed in connection with the present invention may be embodied directly in a hardware processor for execution, or in a combination of hardware and software modules in a processor for execution.
The memory may comprise high speed RAM memory or may further comprise non-volatile storage NVM, such as at least one disk memory.
The bus may be an industry standard architecture (Industry Standard Architecture, ISA) bus, an external device interconnect (Peripheral Component Interconnect, PCI) bus, or an extended industry standard architecture (Extended Industry Standard Architecture, EISA) bus, among others. The buses may be divided into address buses, data buses, control buses, etc. For ease of illustration, the buses in the drawings of the present application are not limited to only one bus or one type of bus.
Another embodiment of the present application provides a computer readable storage medium, where computer executable instructions are stored, and when executed by a processor, implement the file access method in the above method embodiment.
Another embodiment of the present application provides a computer program product, including a computer program, which when executed by a processor implements the file access method according to the first aspect of the embodiment of the present invention.
The computer readable storage medium described above may be implemented by any type of volatile or non-volatile memory device or combination thereof, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic disk, or optical disk. A readable storage medium can be any available medium that can be accessed by a general purpose or special purpose computer.
An exemplary readable storage medium is coupled to the processor such the processor can read information from, and write information to, the readable storage medium. In the alternative, the readable storage medium may be integral to the processor. The processor and the readable storage medium may reside in an application specific integrated circuit (Application Specific Integrated Circuits, ASIC for short). The processor and the readable storage medium may reside as discrete components in a device.
Those of ordinary skill in the art will appreciate that: all or part of the steps for implementing the method embodiments described above may be performed by hardware associated with program instructions. The foregoing program may be stored in a computer readable storage medium. The program, when executed, performs steps including the method embodiments described above; and the aforementioned storage medium includes: various media that can store program code, such as ROM, RAM, magnetic or optical disks.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims (7)

1. A file access system, comprising: the mail server comprises a storage device applied to the mail server, a storage control device and a cloud server, wherein the storage control device is connected with the cloud server through a 5G wide area network, and the storage control device is also connected with the storage device;
the storage equipment stores files to be accessed;
the cloud server sends verification information to the terminal equipment after receiving a connection request sent by the terminal equipment, so that the terminal equipment verifies according to the verification information; a terminal device which is connected with the cloud server in advance communicates with the storage control device through the cloud server so as to access the file to be accessed in the storage device through the storage control device, and delete and/or modify the file to be accessed; the storage control device includes: the cloud server comprises a single board computer, a storage controller and a wide area network baseband module, wherein the single board computer is connected with the cloud server through the wide area network baseband module; the storage controller is connected with the single board computer and is used for connecting with a storage device, and the single board computer accesses the files to be accessed stored in the storage device through the storage controller.
2. The system of claim 1, wherein the storage control device further comprises: the power module comprises a first power supply interface, a second power supply interface and a charging interface;
the first power supply interface is connected with the single board computer and is used for supplying power to the single board computer; the second power supply interface is used for supplying power to external equipment; the charging interface is connected with an external power supply.
3. The system of claim 1, wherein the storage control device further comprises: and the debugging interface is used for detecting the working states of the wide area network baseband module, the storage controller and the power supply module.
4. A system according to any one of claims 1-3, characterized in that the terminal device comprises any one or more of the following:
mobile hard disk, memory card and USB flash disk.
5. A file access method applied to the file access system of any one of claims 1 to 3, the method comprising:
a terminal device which is connected with the cloud server in advance sends a file access instruction to the cloud server;
the cloud server controls the storage control device to read a file to be accessed in a storage device applied to a mail server according to the file access instruction, and delete and/or modify the file to be accessed;
the cloud server sends the read file to be accessed to terminal equipment;
before the terminal device which is connected with the cloud server in advance sends a file access instruction to the cloud server, the method further comprises:
the terminal equipment sends a connection request to the cloud server;
the cloud server sends verification information to the terminal equipment after receiving the connection request;
and the terminal equipment performs verification according to the verification information.
6. A computer device, comprising: at least one processor and memory;
the memory stores computer-executable instructions;
the at least one processor executing computer-executable instructions stored in the memory causes the at least one processor to perform the file access method of claim 5.
7. A computer readable storage medium having stored therein computer executable instructions which when executed by a processor implement the file access method of claim 5.
CN202110861889.2A 2021-07-29 2021-07-29 File access system and method Active CN113572849B (en)

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