CN112416279A - Server display method, device, equipment and storage medium - Google Patents

Server display method, device, equipment and storage medium Download PDF

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Publication number
CN112416279A
CN112416279A CN202011280932.8A CN202011280932A CN112416279A CN 112416279 A CN112416279 A CN 112416279A CN 202011280932 A CN202011280932 A CN 202011280932A CN 112416279 A CN112416279 A CN 112416279A
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display
mode
data
preset
card
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CN112416279B (en
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李迪挺
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New H3C Cloud Technologies Co Ltd
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New H3C Cloud Technologies Co Ltd
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    • 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
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/1454—Digital output to display device ; Cooperation and interconnection of the display device with other functional units involving copying of the display data of a local workstation or window to a remote workstation or window so that an actual copy of the data is displayed simultaneously on two or more displays, e.g. teledisplay
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/82—Protecting input, output or interconnection devices
    • G06F21/84—Protecting input, output or interconnection devices output devices, e.g. displays or monitors
    • 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
    • G06F9/46—Multiprogramming arrangements
    • G06F9/54—Interprogram communication
    • G06F9/544—Buffers; Shared memory; Pipes

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  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

The present disclosure provides a server display method, apparatus, device, and storage medium, the method comprising: receiving a KVM data request sent by a remote terminal, and acquiring data to be displayed corresponding to the KVM data request; sending data to be displayed to a remote terminal through a network port; and controlling the local output operation of the display card according to a preset display card mode, wherein the display card mode comprises a preset data display mode or a non-display mode. According to the method and the system, when the remote terminal requests the data to be displayed in the server through the KVM technology, the BMC controls the display card to only output the preset data or controls the display card to close local output according to the preset display card mode. Therefore, the display card is prevented from displaying the data to be displayed requested by the remote terminal through the local display, the data to be displayed is prevented from being leaked by the local display, and the data security of the server is improved.

Description

Server display method, device, equipment and storage medium
Technical Field
The disclosure belongs to the technical field of computers, and particularly relates to a server display method, device, equipment and storage medium.
Background
A BMC (Baseboard Management Controller) is arranged on a motherboard of the server, a video card is integrated in the BMC, and the video memory is shared with a memory of the BMC. The data to be displayed stored in the display memory is controlled by a display card in the BMC and is output to a local external display of the server for display through a VGA (video Graphics array) interface.
In the related art, if a remote terminal logs in a server remotely through a KVM (Keyboard, Video, Mouse) technology of the BCM and acquires data to be displayed from a memory through the BMC, the BMC sends the acquired data to be displayed to the remote terminal through a network port.
However, since the display memory is shared with the memory of the BMC, when the remote terminal requests data to be displayed through the KVM technology, the BMC also outputs the data to be displayed to the local display through the VGA interface for displaying, so that the data to be displayed requested by the remote terminal can be seen through the local display of the server, which causes data leakage and reduces data security of the server.
Disclosure of Invention
The disclosure provides a server display method, apparatus, device, and storage medium.
An embodiment of a first aspect of the present disclosure provides a server display method, including:
receiving a KVM data request sent by a remote terminal, and acquiring data to be displayed corresponding to the KVM data request;
sending the data to be displayed to the remote terminal through a network port;
and controlling the local output operation of the display card according to a preset display card mode, wherein the display card mode comprises a preset data display mode or a non-display mode.
In some embodiments of the present disclosure, the controlling a local output operation of the graphics card according to a preset graphics card mode includes:
acquiring preset data from a video memory according to a preset display preset data mode;
and controlling the display card to transmit the preset data to a local display for displaying.
In some embodiments of the present disclosure, the controlling a local output operation of the graphics card according to a preset graphics card mode includes:
and controlling a display card to shield the local output of the data to be displayed according to the preset non-display mode.
In some embodiments of the present disclosure, before controlling the local output operation of the display card according to the preset display card mode, the method further includes:
displaying a mode setting interface through a local display, wherein the mode setting interface comprises a mode option corresponding to the display preset data mode and a mode option corresponding to the non-display mode;
acquiring a mode option selected by a user from the mode setting interface;
and setting the display mode of the display card as the display mode corresponding to the mode option selected by the user.
In some embodiments of the present disclosure, the method further comprises:
if the mode option selected by the user is a mode for displaying preset data, acquiring preset data submitted by the user from the mode setting interface;
and storing the preset data in a video memory.
In some embodiments of the present disclosure, the method further comprises:
if the mode option selected by the user is a preset data display mode, determining manufacturer identification information of the baseboard management controller as preset data corresponding to the preset data display mode;
and storing the manufacturer identification information in a video memory.
An embodiment of a second aspect of the present disclosure provides a server display apparatus, including:
the receiving module is used for receiving a KVM data request sent by a remote terminal and acquiring data to be displayed corresponding to the KVM data request;
the sending module is used for sending the data to be displayed to the remote terminal through a network port;
and the display card control module is used for controlling the local output operation of the display card according to a preset display card mode, and the display card mode comprises a preset data display mode or a non-display mode.
In some embodiments of the present disclosure, the display card control module is configured to obtain preset data from a display memory according to a preset display preset data mode; controlling the display card to transmit the preset data to a local display for displaying; alternatively, the first and second electrodes may be,
and the display card control module is used for controlling the display card to shield the local output of the data to be displayed according to the preset non-display mode.
An embodiment of a third aspect of the present disclosure provides an electronic device, including a memory, a processor, and a computer program stored on the memory and executable on the processor, wherein the processor executes the computer program to implement the method of the first aspect.
An embodiment of a fourth aspect of the present disclosure provides a computer-readable storage medium having a computer program stored thereon, the program being executable by a processor to implement the method of the first aspect.
The technical scheme provided in the embodiment of the disclosure has at least the following technical effects or advantages:
in the embodiment of the disclosure, when the remote terminal requests data to be displayed in the server through the KVM technology, the BMC controls the display card to output only the preset data or controls the display card to close local output according to the preset display card mode. Therefore, the display card is prevented from displaying the data to be displayed requested by the remote terminal through the local display, the data to be displayed is prevented from being leaked by the local display, and the data security of the server is improved.
Additional aspects and advantages of the disclosure will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the disclosure.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the disclosure. Also, like reference numerals are used to refer to like parts throughout the drawings.
In the drawings:
FIG. 1 is a schematic diagram of a KVM hardware topology according to an embodiment of the present disclosure;
FIG. 2 illustrates a schematic diagram of a mode setting interface provided by an embodiment of the present disclosure;
FIG. 3 is a flow chart illustrating a server display method provided by an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a server display device according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of an electronic device provided in an embodiment of the present disclosure;
fig. 6 shows a schematic diagram of a storage medium provided by an embodiment of the present disclosure.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which this disclosure belongs.
A server display method, an apparatus, a device, and a storage medium according to embodiments of the present disclosure are described below with reference to the accompanying drawings.
As shown in fig. 1, the main board of the server includes BMC, PCH (Platform Controller Hub), CPU (Central Processing Unit), and memory. The BMC is integrated with a display card, the display card is connected with a local display, and the display memory and the memory are shared. The remote terminal can remotely log in the server through the KVM technology of the BMC and request data such as pictures and videos from the server.
In the server display method provided by the embodiment of the disclosure, when the remote terminal requests the server for data such as pictures and videos to be displayed by the display through the KVM technology, the local output operation of the display card is controlled through the BMC according to the preset display card mode, so that the server only transmits the data such as the pictures and the videos to the remote terminal, and the local display does not display the data such as the pictures and the videos, thereby avoiding data leakage of the server and improving data security.
The execution main body of the embodiment of the disclosure may be a server or a BMC provided on a server motherboard. The method comprises the steps that a program for setting a display card mode is preset in the BMC, when the BMC runs the program for the first time in a server, a mode setting interface is displayed through a local display, and the mode setting interface comprises a mode option corresponding to a preset data mode and a mode option corresponding to a non-display mode. And acquiring the mode option selected by the user from the mode setting interface displayed by the local display. And setting the display mode of the display card as the display mode corresponding to the mode option selected by the user.
In the mode setting interface shown in fig. 2, "the display mode of the local display during the remote KVM access: and displaying preset data and not displaying, wherein the preset data is displayed as a mode option corresponding to a preset data mode, and the non-display is a mode option corresponding to a non-display mode. The user can select a display mode which the user wants to set in the mode setting interface.
And when the mode option selected by the user is the mode option corresponding to the non-display mode, setting an interface of the display card as a shielding interface, wherein the shielding interface is used for performing local display control in the remote KVM access process. In the process of accessing the remote KVM, the BMC controls the display card to shield the local output through the shielding interface.
In some embodiments of the present disclosure, the mode setting interface further includes an interface for uploading data. If the user selects and displays the mode option corresponding to the preset data mode, the user can also upload the self-defined data from the interface for uploading data, and the data uploaded by the user can be texts, pictures or videos and the like. When monitoring that the user uploads data, the BMC acquires preset data submitted by the user from the mode setting interface and stores the preset data in the video memory.
In other embodiments of the present disclosure, when the mode option selected by the user is the display preset data mode, the manufacturer identification information of the BMC may be determined as the preset data corresponding to the display preset data mode instead of uploading the preset data by the user, and the manufacturer identification information is stored in the display memory. The manufacturer identification information may be a manufacturer name, a logo, etc. of the BMC.
After the display mode of the display card is set in the above manner, when the remote terminal requests data to be displayed through the KVM technology, the server data is prevented from being leaked from the local display through the following steps. As shown in fig. 3, the method specifically includes:
step 101: and receiving a KVM data request sent by the remote terminal, and acquiring data to be displayed corresponding to the KVM data request.
After the remote terminal remotely logs in the server through the KVM technology, if the remote terminal needs to check the picture or video in the server for waiting to display data, the remote terminal may send a KVM data request to the server. The server receives a KVM data request sent by the remote terminal and acquires data to be displayed corresponding to the KVM data request.
Step 102: and sending the data to be displayed to the remote terminal through the network port.
And sending the acquired data to be displayed to a remote terminal through the internet access.
Step 103: and controlling the local output operation of the display card according to a preset display card mode, wherein the display card mode comprises a preset data display mode or a non-display mode.
When the preset display card mode is the preset data display mode, preset data are acquired from the video memory according to the preset data display mode, and the display card is controlled to transmit the preset data to the local display through the VGA interface for display. Therefore, when the remote terminal requests the data to be displayed through the KVM technology, the local display cannot display the data to be displayed, leakage of server data through local display is avoided, and data safety of the server is guaranteed.
When the preset mode of the display card is the non-display mode, the output of the data to be displayed is shielded by the display card through the preset shielding interface according to the preset non-display mode, the data to be displayed is not transmitted to the local display, and therefore server data leakage is avoided, and data safety of the server is guaranteed.
The disclosed embodiment does not limit the execution order of the above steps 102 and 103. Steps 102 and 103 may be performed simultaneously, or step 102 may be performed first and step 103 may be performed second, or step 103 may be performed first and step 102 may be performed second.
In the embodiment of the disclosure, when the remote terminal requests data to be displayed in the server through the KVM technology, the BMC controls the display card to output only the preset data or controls the display card to close local output according to the preset display card mode. Therefore, the display card is prevented from displaying the data to be displayed requested by the remote terminal through the local display, the data to be displayed is prevented from being leaked by the local display, and the data security of the server is improved.
An embodiment of the present disclosure further provides a server display apparatus, configured to execute the server display method according to any one of the foregoing embodiments, as shown in fig. 4, the apparatus includes:
the receiving module 401 is configured to receive a KVM data request sent by a remote terminal, and acquire to-be-displayed data corresponding to the KVM data request;
a sending module 402, configured to send data to be displayed to a remote terminal through a network interface;
the display card control module 403 is configured to control a local output operation of the display card according to a preset display card mode, where the display card mode includes a display preset data mode or a non-display mode.
The display card control module 403 is specifically configured to obtain preset data from the display memory according to a preset display preset data mode; the control display card transmits preset data to a local display for displaying; or, the display card control module 403 is specifically configured to control the display card to shield local output of the data to be displayed according to a preset non-display mode.
The device also includes: the mode setting module is used for displaying a mode setting interface through the local display, and the mode setting interface comprises a mode option corresponding to a display preset data mode and a mode option corresponding to a non-display mode; acquiring a mode option selected by a user from a mode setting interface; and setting the display mode of the display card as the display mode corresponding to the mode option selected by the user.
The mode setting module is also used for acquiring preset data submitted by a user from a mode setting interface if the mode option selected by the user is a mode for displaying the preset data; and storing the preset data in the video memory.
The mode setting module is further used for determining manufacturer identification information of the baseboard management controller BMC as preset data corresponding to the preset data display mode if the mode option selected by the user is the preset data display mode; and storing the manufacturer identification information in a video memory.
The server display device provided by the above embodiment of the present disclosure and the server display method provided by the embodiment of the present disclosure have the same advantages as the method adopted, operated or implemented by the application program stored in the server display device.
The embodiment of the disclosure further provides an electronic device to execute the server display method, where the electronic device may be a server or a BMC disposed in a server motherboard. Referring to fig. 5, a schematic diagram of an electronic device provided in some embodiments of the disclosure is shown. As shown in fig. 5, the electronic apparatus 3 includes: the system comprises a processor 300, a memory 301, a bus 302 and a communication interface 303, wherein the processor 300, the communication interface 303 and the memory 301 are connected through the bus 302; the memory 301 stores a computer program that can be executed on the processor 300, and the processor 300 executes the server display method provided by any one of the foregoing embodiments of the present disclosure when executing the computer program.
The Memory 301 may include a Random Access Memory (RAM) and a non-volatile Memory (non-volatile Memory), such as at least one disk Memory. The communication connection between the network element of the system and at least one other network element is realized through at least one communication interface 303 (which may be wired or wireless), and the internet, a wide area network, a local network, a metropolitan area network, and the like can be used.
Bus 302 can be an ISA bus, PCI bus, EISA bus, or the like. The bus may be divided into an address bus, a data bus, a control bus, etc. The memory 301 is configured to store a program, and the processor 300 executes the program after receiving an execution instruction, and the server display method disclosed in any of the foregoing embodiments of the present disclosure may be applied to the processor 300, or implemented by the processor 300.
Processor 300 may be an integrated circuit chip having signal processing capabilities. In implementation, the steps of the above method may be performed by integrated logic circuits of hardware or instructions in the form of software in the processor 300. The Processor 300 may be a general-purpose Processor, and includes a Central Processing Unit (CPU), a Network Processor (NP), and the like; but may also be a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components. The various methods, steps, and logic blocks disclosed in the embodiments of the present disclosure may be implemented or performed. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of the method disclosed in connection with the embodiments of the present disclosure may be directly implemented by a hardware decoding processor, or implemented by a combination of hardware and software modules in the decoding processor. The software module may be located in ram, flash memory, rom, prom, or eprom, registers, etc. storage media as is well known in the art. The storage medium is located in the memory 301, and the processor 300 reads the information in the memory 301 and completes the steps of the method in combination with the hardware thereof.
The electronic device provided by the embodiment of the disclosure and the server display method provided by the embodiment of the disclosure have the same inventive concept and the same beneficial effects as the method adopted, operated or realized by the electronic device.
Referring to fig. 6, the computer readable storage medium is an optical disc 30, on which a computer program (i.e., a program product) is stored, and when the computer program is executed by a processor, the computer program executes the server display method provided in any of the foregoing embodiments.
It should be noted that examples of the computer-readable storage medium may also include, but are not limited to, phase change memory (PRAM), Static Random Access Memory (SRAM), Dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), Read Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), flash memory, or other optical and magnetic storage media, which are not described in detail herein.
The computer-readable storage medium provided by the above-mentioned embodiment of the present disclosure and the server display method provided by the embodiment of the present disclosure have the same beneficial effects as the method adopted, operated or implemented by the application program stored in the computer-readable storage medium.
It should be noted that:
in the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the disclosure may be practiced without these specific details. In some instances, well-known structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the disclosure, various features of the disclosure are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects. However, the disclosed method should not be interpreted to reflect the following schematic: that is, the claimed disclosure requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this disclosure.
Moreover, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the disclosure and form different embodiments. For example, in the following claims, any of the claimed embodiments may be used in any combination.
The above description is only for the preferred embodiment of the present disclosure, but the scope of the present disclosure is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present disclosure should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims (10)

1. A server display method, comprising:
receiving a KVM data request sent by a remote terminal, and acquiring data to be displayed corresponding to the KVM data request;
sending the data to be displayed to the remote terminal through a network port;
and controlling the local output operation of the display card according to a preset display card mode, wherein the display card mode comprises a preset data display mode or a non-display mode.
2. The method according to claim 1, wherein the controlling the local output operation of the graphics card according to the preset graphics card mode comprises:
acquiring preset data from a video memory according to a preset display preset data mode;
and controlling the display card to transmit the preset data to a local display for displaying.
3. The method according to claim 1, wherein the controlling the local output operation of the graphics card according to the preset graphics card mode comprises:
and controlling a display card to shield the local output of the data to be displayed according to the preset non-display mode.
4. The method according to any one of claims 1 to 3, wherein before controlling the local output operation of the graphics card according to the preset graphics card mode, the method further comprises:
displaying a mode setting interface through a local display, wherein the mode setting interface comprises a mode option corresponding to the display preset data mode and a mode option corresponding to the non-display mode;
acquiring a mode option selected by a user from the mode setting interface;
and setting the display mode of the display card as the display mode corresponding to the mode option selected by the user.
5. The method of claim 4, further comprising:
if the mode option selected by the user is a mode for displaying preset data, acquiring preset data submitted by the user from the mode setting interface;
and storing the preset data in a video memory.
6. The method of claim 4, further comprising:
if the mode option selected by the user is a preset data display mode, determining manufacturer identification information of the BMC as preset data corresponding to the preset data display mode;
and storing the manufacturer identification information in a video memory.
7. A server display device, comprising:
the receiving module is used for receiving a KVM data request sent by a remote terminal and acquiring data to be displayed corresponding to the KVM data request;
the sending module is used for sending the data to be displayed to the remote terminal through a network port;
and the display card control module is used for controlling the local output operation of the display card according to a preset display card mode, and the display card mode comprises a preset data display mode or a non-display mode.
8. The device according to claim 7, wherein the display card control module is configured to obtain preset data from a display memory according to a preset display preset data mode; controlling the display card to transmit the preset data to a local display for displaying; alternatively, the first and second electrodes may be,
and the display card control module is used for controlling the display card to shield the local output of the data to be displayed according to the preset non-display mode.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor executes the computer program to implement the method of any one of claims 1-6.
10. A computer-readable storage medium, on which a computer program is stored, characterized in that the program is executed by a processor to implement the method according to any of claims 1-6.
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