CN116820859A - Device and method for detecting intrusion of server chassis - Google Patents

Device and method for detecting intrusion of server chassis Download PDF

Info

Publication number
CN116820859A
CN116820859A CN202310924722.5A CN202310924722A CN116820859A CN 116820859 A CN116820859 A CN 116820859A CN 202310924722 A CN202310924722 A CN 202310924722A CN 116820859 A CN116820859 A CN 116820859A
Authority
CN
China
Prior art keywords
server
intrusion detection
signal
module
cover
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310924722.5A
Other languages
Chinese (zh)
Inventor
谢超凡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Inspur Intelligent Technology Co Ltd
Original Assignee
Suzhou Inspur Intelligent Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Inspur Intelligent Technology Co Ltd filed Critical Suzhou Inspur Intelligent Technology Co Ltd
Priority to CN202310924722.5A priority Critical patent/CN116820859A/en
Publication of CN116820859A publication Critical patent/CN116820859A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
    • G06F11/2215—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested to test error correction or detection circuits
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2289—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing by configuration test
    • 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
    • G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G06F21/57—Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities

Abstract

The application relates to the technical field of servers and discloses a device and a method for detecting the intrusion of a server case, wherein the device comprises an intrusion detection module arranged on the upper cover of the server case and a main board arranged on the upper edge of the inner side wall of the server case; the intrusion detection module is connected with the main board in a wireless way; the intrusion detection module is arranged at the upper cover of the server case and used for collecting opening and closing data of the server cover, bolt pressure data and wireless power supply data, and respectively carrying out logic operation on the opening and closing data of the server cover, the bolt pressure data and the wireless power supply data to generate opening and closing signals of the server cover, locking signals of the server cover and in-place signals of the intrusion detection module; and the main board is used for detecting the intrusion of the server chassis based on the opening and closing signals of the server cover, the locking signals of the server cover and the in-place signals of the intrusion detection module, and generating a server chassis intrusion detection result. The application improves the stability and the accuracy of the intrusion detection of the server chassis.

Description

Device and method for detecting intrusion of server chassis
Technical Field
The application relates to the technical field of servers, in particular to a device and a method for detecting server chassis intrusion.
Background
With the rapid development of the information industry, the demands for servers in the industry are increasing, and corresponding security protection is also increasing. In the running process of the server, in order to avoid the problems caused by information leakage, abnormal heat dissipation or device damage and other non-equipment self faults caused by manual box opening and other operations, a large amount of manpower and material resource analysis factors are wasted, and an intrusion detection module is required to be additionally arranged on the server case. In the case of unauthorized, the opening of the server box cover is prohibited so as not to cause unnecessary problems.
The current servers are all realized by adopting a mechanical switch triggering mode, but as the time and the use times are increased, the stability and the accuracy of the functions of the servers are deteriorated, so that the misjudgment rate is increased or damaged, and the operation and the maintenance of the servers are affected.
Disclosure of Invention
In view of this, the present application provides a device and a method for detecting server chassis intrusion, so as to solve the problem that the stability and accuracy of the current server are deteriorated and the operation and the maintenance of the server are affected due to the increase of time and usage times.
In a first aspect, the present application provides a server chassis intrusion detection apparatus, including: the intrusion detection module is arranged on the upper cover of the server case, and the main board is arranged on the upper edge of the inner side wall of the server case; the intrusion detection module is connected with the main board in a wireless way; wherein, the liquid crystal display device comprises a liquid crystal display device,
the intrusion detection module is arranged at the upper cover of the server case, is used for collecting server cover opening and closing data, bolt pressure data and wireless power supply data, respectively carrying out logic operation on the server cover opening and closing data, the bolt pressure data and the wireless power supply data, generating a server cover opening and closing signal, a server cover locking signal and an intrusion detection module in-place signal, and transmitting the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal to the main board;
the mainboard is used for receiving the server cover opening and closing signal, the server cover locking signal and the in-place signal of the intrusion detection module, and generating a server case intrusion detection result based on the server cover opening and closing signal, the server cover locking signal and the in-place signal of the intrusion detection module.
According to the server case intrusion detection device provided by the application, the intrusion detection module is connected with the main board in a wireless manner, so that the cable removing of the intrusion detection of the server case is realized, the problem of cable aging caused by adopting a cable type mechanical detection switch is solved, the intrusion detection of the server case is realized based on the opening and closing signals of the server cover, the locking signals of the server cover and the in-place signals of the intrusion detection module, the problem of false triggering of the intrusion is solved, the intrusion detection of the server case is realized, and the stability and the accuracy of the intrusion detection of the server case are improved.
In an alternative embodiment, an intrusion detection module includes: the device comprises a microcontroller, a distance sensor, a first pressure sensor, a second pressure sensor, a power module and a first Bluetooth module; the microcontroller is respectively connected with the distance sensor, the first pressure sensor, the second pressure sensor, the power module and the first Bluetooth module; wherein, the liquid crystal display device comprises a liquid crystal display device,
the distance sensor is arranged at the upper cover of the server case, is used for acquiring the distance between the upper cover of the server case and the server case, determining the opening and closing data of the server case based on the distance between the upper cover of the server case and the server case, and transmitting the opening and closing data of the server case to the microcontroller;
the first pressure sensor is arranged at the first fixing bolt and used for collecting pressure data of the first fixing bolt and transmitting the pressure data of the first fixing bolt to the microcontroller; the first fixing bolt is arranged at the rear side of the upper cover of the server case;
the second pressure sensor is arranged at the second fixing bolt and used for collecting pressure data of the second fixing bolt and transmitting the pressure data of the second fixing bolt to the microcontroller; the second fixing bolt is arranged at the rear side of the upper cover of the server case;
the power module is used for collecting wireless power supply data and sending the wireless power supply data to the microcontroller;
and the microcontroller is used for carrying out logic operation on the cover opening and closing data, generating a server cover opening and closing signal, carrying out logic operation on the pressure data of the first fixing bolt and the pressure data of the second fixing bolt, generating a server cover locking signal, carrying out logic operation on wireless power supply data, generating an intrusion detection module in-place signal, and transmitting the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal to the main board through the first Bluetooth module.
According to the server case intrusion detection device provided by the application, the pressure condition of the bolt is collected through the first pressure sensor and the second pressure sensor, so that the case locking state is further represented, the opening and closing condition of the cover is collected through the distance sensor, the wireless power supply data is collected through the power supply module, the logic operation is respectively carried out on the opening and closing data of the cover, the pressure data of the bolt and the wireless power supply data through the microcontroller, the opening and closing signal of the cover, the locking signal of the cover and the in-place signal of the intrusion detection module are generated, the accurate collection of the opening and closing state, the locking state and the power supply state of the server case is realized, the foundation is laid for the comprehensive detection of the subsequent server case intrusion, and the stability and the accuracy of the intrusion detection of the server case are improved.
In an alternative embodiment, the motherboard includes: the second Bluetooth module and the substrate controller; the second Bluetooth module is connected with the substrate controller; the second Bluetooth module is in wireless connection with the first Bluetooth module;
the second Bluetooth module is used for transmitting the server cover opening and closing signal, the server cover locking signal and the in-situ signal of the intrusion detection module, which are transmitted by the first Bluetooth module, to the substrate controller;
and the substrate controller is used for judging whether the server chassis has invasion or not based on the server cover opening and closing signal, the server cover locking signal and the invasion detection module in-place signal, and generating a server chassis invasion detection result.
According to the server chassis intrusion detection device, the second Bluetooth module is in wireless connection with the first Bluetooth module, so that data interaction between the intrusion detection module and the main board is realized, the problems of cable aging and intrusion false triggering caused by adopting a cable type mechanical detection switch are solved, the intrusion detection of the server chassis is realized through the substrate controller, and the detection efficiency is improved.
In an optional implementation manner, the substrate controller is specifically configured to determine that the server chassis is invaded and perform an alarm when the in-place signal of the intrusion detection module is at a low level and the server cover opening/closing signal and the server cover locking signal are not detected.
According to the server chassis intrusion detection device, the detection of the in-place condition of the intrusion detection module in the initial state is realized through the substrate controller, and when the intrusion detection module is out of place, the alarm can be timely given, so that the safety of the server chassis is improved.
In an optional embodiment, the substrate controller is further configured to determine that the server chassis is intruded and perform an alarm when the server cover opening and closing signal is at a low level, the intrusion detection module is at a high level, and the server cover locking signal is detected.
According to the server case intrusion detection device provided by the application, the intrusion detection of the server case is realized under the condition that the server cover is opened through the substrate controller, and the safety of the server case is ensured through alarming.
In an alternative embodiment, the substrate controller is further configured to determine that the server cover is unlocked and alarm when the server cover locking signal is at a low level and the server cover opening and closing signal and the intrusion detection module bit signal are at a high level.
According to the server case intrusion detection device provided by the application, the intrusion detection of the server case under the condition that the server cover is in the non-locking state is realized through the substrate controller, and the safety of the server case is ensured through alarming.
In an alternative embodiment, the substrate controller is further configured to determine that the server chassis is safe when the server cover open/close signal, the server cover lock signal, and the intrusion detection module bit signal are high.
According to the server case intrusion detection device provided by the application, the substrate controller limits the safety condition of the server case, namely, when the opening and closing signal of the server cover, the locking signal of the server cover and the intrusion detection module are all high in level, the safety of the server case can be ensured, and the stability and the accuracy of intrusion detection of the server case are ensured.
In an alternative embodiment, the motherboard further comprises: the power supply is connected with the voltage conversion module;
the power supply is used for providing external power supply for the intrusion detection module through the voltage conversion module.
The intrusion detection device for the server chassis provided by the application realizes the power supply to the intrusion detection module through the power supply and ensures the normal operation of the intrusion detection module.
In an alternative embodiment, the intrusion detection module further comprises: the wireless charging module is connected with the power supply module and is connected with the voltage conversion module through a cable;
and the wireless charging module is used for charging the power supply module by utilizing the external power supply output by the voltage conversion module so as to trigger the power supply module to acquire wireless power supply data.
According to the server chassis intrusion detection device, the wireless charging module is connected with the power module, so that power supply to the power module is realized, the power module is triggered to collect wireless power supply data, and a foundation is laid for accurate judgment of the in-place condition of the follow-up intrusion detection module.
In a second aspect, the present application provides a method for detecting intrusion of a server chassis, which is applied to the device for detecting intrusion of a server chassis, and the method includes:
the intrusion detection module collects server cover opening and closing data, bolt pressure data and wireless power supply data, carries out logic operation on the server cover opening and closing data, the bolt pressure data and the wireless power supply data respectively, generates a server cover opening and closing signal, a server cover locking signal and an intrusion detection module in-place signal, and transmits the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal to the main board;
the main board receives the opening and closing signals of the server cover, the locking signals of the server cover and the in-situ signals of the intrusion detection module, and based on the opening and closing signals of the server cover, the locking signals of the server cover and the in-situ signals of the intrusion detection module, the intrusion detection of the server chassis is carried out, and a server chassis intrusion detection result is generated.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present application, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an intrusion detection device according to an existing server intrusion detection scheme;
FIG. 2 is a block diagram of a server chassis intrusion detection device according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a server chassis according to an embodiment of the present application;
FIG. 4 is a schematic workflow diagram of a server chassis intrusion detection device according to an embodiment of the present application;
fig. 5 is a flowchart of a method for detecting server chassis intrusion according to an embodiment of the present application.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
As shown in fig. 1, the intrusion detection scheme used by the relevant server is: the intrusion detection switch is mechanically triggered and is arranged on the inner side wall of the server case, the movable rod is slightly higher than the upper edge of the inner side wall of the server case, after the upper cover of the server case is buckled in place, the movable rod is pressed down to trigger the key switch, and a level signal is transmitted to the BMC microcontroller (Baseboard Management Controller, the substrate management microcontroller) through a Cable to inform the BMC microcontroller that the case cover is closed; when the upper cover of the case slides out and is taken down, the movable rod is sprung up to trigger the key switch, and the level signal is transmitted to the BMC microcontroller to inform the BMC microcontroller that the case cover of the case is opened.
The intrusion detection scheme used by the related server has the following disadvantages: (1) an open type mechanical intrusion detection switch is adopted, the switch is exposed in the environment and is always in a use state, and as the working time of a server increases, the mechanical switch can inevitably introduce some risks of ageing failure, so that the stability of the switch is poor, and some false alarms are caused; (2) the signal is transmitted to the BMC in a cable mode, and as the working time of the server is increased, the cable can be aged and damaged, so that the intrusion detection function of the server is invalid, related operations such as uncovering of a chassis and the like can not be recorded, and potential safety hazards are introduced.
In order to realize the de-cabling of the intrusion detection of the server chassis, improve the stability and the accuracy of the intrusion detection, solve the problems of cable aging, false triggering of the intrusion and the like caused by adopting a cable type mechanical detection switch of the current server, the embodiment of the application provides a server chassis intrusion detection device.
An embodiment of the present application provides a server chassis intrusion detection apparatus, as shown in fig. 2, including: the intrusion detection module 1 is arranged on the upper cover of the server case, and the main board 2 is arranged on the upper edge of the inner side wall of the server case; the intrusion detection module 1 is connected with the main board 2 in a wireless way; wherein, the liquid crystal display device comprises a liquid crystal display device,
the intrusion detection module 1 is arranged at the upper cover of the server case, and is used for collecting server cover opening and closing data, bolt pressure data and wireless power supply data, performing logic operation on the server cover opening and closing data, the bolt pressure data and the wireless power supply data respectively, generating a server cover opening and closing signal, a server cover locking signal and an intrusion detection module in-place signal, and transmitting the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal to the main board 2.
And the main board 2 is used for receiving the server cover opening and closing signal, the server cover locking signal and the in-place signal of the intrusion detection module, and generating a server case intrusion detection result based on the server cover opening and closing signal, the server cover locking signal and the in-place signal of the intrusion detection module.
Specifically, when the motherboard 2 detects that the server chassis has an intrusion, an alarm displays a detection result of the server chassis having the intrusion.
According to the server case intrusion detection device, the intrusion detection module is in wireless connection with the main board, so that the cable removing of the server case intrusion detection is realized, the cable aging problem caused by the adoption of the cable type mechanical detection switch is solved, the server case intrusion detection is realized on the basis of the opening and closing signal of the server cover, the locking signal of the server cover and the in-place signal of the intrusion detection module, the problem of false triggering of intrusion is solved, the intrusion detection to the server case is realized, and the stability and the accuracy of the intrusion detection to the server case are improved.
In some alternative embodiments, as shown in fig. 3, the intrusion detection module 1 includes: the device comprises a microcontroller 3, a distance sensor 4, a first pressure sensor 5, a second pressure sensor 6, a power module 7 and a first Bluetooth module 8; the microcontroller 3 is respectively connected with the distance sensor 4, the first pressure sensor 5, the second pressure sensor 6, the power module 7 and the first Bluetooth module 8; wherein, the liquid crystal display device comprises a liquid crystal display device,
and the distance sensor 4 is arranged at the upper cover of the server case, is used for acquiring the distance between the upper cover of the server case and the server case, determining the opening and closing data of the server case based on the distance between the upper cover of the server case and the server case, and transmitting the opening and closing data of the server case to the microcontroller 3.
Specifically, the distance sensor 4 transmits the distance change (i.e., server cover opening and closing data) to the microcontroller 3 through an I2C (Inter-Integrated Circuit, integrated circuit bus) signal.
The first pressure sensor 5 is arranged at the first fixing bolt and is used for acquiring pressure data of the first fixing bolt and transmitting the pressure data of the first fixing bolt to the microcontroller 3; the first fixing bolt is arranged on the rear side of the upper cover of the server case.
Specifically, psr1_mcu is a signal transmitted to the microcontroller 3 after the first pressure sensor 5 detects a pressure state change (i.e., pressure data of the first fixing bolt).
The second pressure sensor 6 is arranged at the second fixing bolt and is used for acquiring pressure data of the second fixing bolt and transmitting the pressure data of the second fixing bolt to the microcontroller 3; the second fixing bolt is arranged on the rear side of the upper cover of the server case.
Specifically, psr2_mcu is a signal transmitted to the microcontroller 3 after the second pressure sensor 6 detects a pressure state change (i.e., pressure data of the second fixing bolt).
Further, a first pressure sensor 5 and a second pressure sensor 6 are respectively located on two bolts at the rear side of the server cover for detecting whether the bolts are screwed down.
The power module 7 is used for collecting wireless power supply data and sending the wireless power supply data to the microcontroller 3.
Specifically, mb_pwrgd is a signal transmitted to the microcontroller 3 after the power module 7 detects a change in the state of charge (i.e., wireless power supply data).
The microcontroller 3 is configured to perform a logic operation on the cover opening and closing data, generate a server cover opening and closing signal (i.e., int_bmc_n), perform a logic operation on the pressure data of the first fixing bolt and the pressure data of the second fixing bolt, generate a server cover locking signal (i.e., lock_int_bmc), perform a logic operation on the wireless power supply data, generate an intrusion detection module in-place signal (i.e., int_prsent), and transmit the server cover opening and closing signal, the server cover locking signal, and the intrusion detection module in-place signal to the motherboard 2 through the first bluetooth module 8.
In particular, the microcontroller 3 employs an MCU (Microcontroller Unit, micro control unit).
Further, the int_bmc_n signal output by the microcontroller 3 is used to characterize the opening and closing condition of the cover: when the distance sensor 4 obtains that the distance is lower than a fixed threshold value, the microcontroller 3 reads the information of the distance sensor 4 through the I2C, judges that the value of the distance sensor 4 is high, performs AND logic operation on the judging result and the received value of MB_PWRGD internally, and outputs INT_BMC to the main board 2 through the first Bluetooth module 8, when the result of the INT_BMC_N signal received by the main board 2 is high, the condition that the server case is not invaded is indicated, and the server cover is well buckled.
Further, the lock_int_bmc signal output by the microcontroller 3 is used to characterize the locking condition of the cover: when the first pressure sensor 5 and the second pressure sensor 6 are subjected to pressure with certain intensity, the PSR1_MCU and the PSR2_MCU output high level to the microcontroller 3, the values of the two signals are subjected to AND logic operation in the microcontroller 3, and a LOCK_INT_BMC signal is output to the main board 2 through the first Bluetooth module 8, and when the result is high level, the server cover is well locked; when both psr1_mcu and psr2_mcu output by the first pressure sensor 5 and the second pressure sensor 6 are at high level, the lock_int_bmc signal output by the microcontroller 3 is at high level, which indicates that the server cover is well locked.
Further, the int_prsent signal output by the microcontroller 3 is used to characterize the in-place condition of the intrusion detection module: in the initial state, the microcontroller 3 outputs INT_PRSENT as a low level, which indicates that the intrusion detection module is out of place; the INT_PRSENT signal will be pulled high if and only if the INT_BMC_N output by the microcontroller 3 is high, indicating that the intrusion detection module is in place.
According to the server case intrusion detection device, the pressure condition of the bolts is collected through the first pressure sensor and the second pressure sensor, the locking state of the case is further represented, the opening and closing condition of the cover is collected through the distance sensor, wireless power supply data is collected through the power module, logic operation is carried out on opening and closing data of the server cover, the pressure data of the bolts and the wireless power supply data respectively through the microcontroller, the opening and closing signals of the server cover, the locking signals of the server cover and the in-place signals of the intrusion detection module are generated, accurate collection of the opening and closing state, the locking state and the power supply state of the server case is achieved, foundation is laid for comprehensive detection of subsequent server case intrusion, and stability and accuracy of server case intrusion detection are improved.
In some alternative embodiments, the motherboard 2 comprises: a second bluetooth module 9 and a substrate controller 10; the second Bluetooth module 9 is connected with the substrate controller 10; the second Bluetooth module 9 is in wireless connection with the first Bluetooth module 8;
the second bluetooth module 9 is configured to transmit the server cover opening and closing signal, the server cover locking signal, and the intrusion detection module in-place signal transmitted by the first bluetooth module 8 to the substrate controller 10.
And a substrate controller 10 (BMC) for determining whether the server chassis has an intrusion based on the server cover opening/closing signal, the server cover locking signal, and the intrusion detection module in-place signal, and generating a server chassis intrusion detection result.
Specifically, the substrate controller 10 is specifically configured to determine that an intrusion occurs in the server chassis and perform an alarm when the intrusion detection module is at a low level and the server cover opening/closing signal and the server cover locking signal are not detected; when the opening and closing signal of the server cover is low level and the in-place signal of the intrusion detection module is high level and the locking signal of the server cover is detected, the intrusion of the server case is judged, and an alarm is given; when the locking signal of the server cover is low level and the opening and closing signal of the server cover and the in-place signal of the intrusion detection module are high level, judging that the server cover is unlocked, and alarming; when the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal are high levels, judging the safety of the server case; the logic table for determining server chassis intrusion by the substrate controller 10 is shown in table 1 below:
table 1:
according to the server case intrusion detection device, the second Bluetooth module is in wireless connection with the first Bluetooth module, data interaction between the intrusion detection module and the main board is achieved, the problems of cable aging and intrusion false triggering caused by the adoption of the cable type mechanical detection switch are solved, intrusion detection on the server case is achieved through the substrate controller, and detection efficiency is improved.
In some alternative embodiments, the motherboard 2 further comprises: a power supply 11 (Power supply unit, PSU for short) and a voltage conversion module 12, the power supply 11 being connected to the voltage conversion module 12;
the power supply 11 is used for providing external power supply to the intrusion detection module 1 through the voltage conversion module 12.
Specifically, the voltage conversion module 12 converts the power supply voltage provided by the power supply 11 into an external power supply adapted to the charging voltage of the wireless charging module.
According to the server case intrusion detection device provided by the embodiment, the power supply to the intrusion detection module is realized through the power supply, and the normal operation of the intrusion detection module is ensured.
In some alternative embodiments, the intrusion detection module 1 further comprises: the wireless charging module 13, the wireless charging module 13 is connected with the power module 7 and is connected with the voltage conversion module 12 through a cable;
the wireless charging module 13 is configured to charge the power module 7 by using external power supply power output by the voltage conversion module 12, so as to trigger the power module 7 to collect wireless power supply data.
Specifically, cable is adopted, and the main board 2 is fixed on the upper edge of the inner side wall of the server chassis through the Cable.
Further, when the server cover is tightly closed, the wireless charging module 13 is in a working state, and at this time, the main board 2 starts to supply power to the wireless charging module 13, the power module 7 receives external power and outputs an mb_pwrgd signal to the microcontroller 3, and the mb_pwrgd is used as an auxiliary means for representing the closing condition of the server cover.
According to the server case intrusion detection device, the wireless charging module is connected with the power module, so that power supply to the power module is achieved, the power module is triggered to collect wireless power supply data, and a foundation is laid for accurate judgment of the in-place condition of the follow-up intrusion detection module.
The operation of a server chassis intrusion detection device is described in one embodiment.
Example 1:
as shown in fig. 4, the working steps of the server chassis intrusion detection device are as follows:
(1) in an initial state, the MCU outputs INT_PRSENT=0 to BMC, which indicates that the intrusion detection module is out of place; the INT_PRSENT signal will be pulled high if and only if the INT_BMC_N output by the MCU is high, indicating that the intrusion detection module is in place.
(2) When the intrusion detection module is out of position, when the distance sensor obtains that the distance is lower than a fixed threshold value, the MCU reads the information of the distance sensor through the I2C, judges that the value of the distance sensor is high, performs AND logic operation on the judging result and the received value of MB_PWRGD internally, and outputs INT_BMC to BMC through the first Bluetooth module, when the BMC receives INT_MBC_N=1, the chassis is not intruded at the moment, the cover is well buckled, and the intrusion detection module outputs INT_PRSENT=1 to BMC to indicate that the intrusion detection module is in position.
(3) When the intrusion detection module is in place, judging that the server normally works, and the cover is in a locking state, when the first pressure sensor and the second pressure sensor are subjected to pressure with certain intensity, the PSR1_MCU and the PSR2_MCU can output high level to the MCU, the MCU performs AND logic operation on the values of the two signals, and outputs a LOCK_INT_BMC signal to the BMC through the first Bluetooth module, and when the BMC receives LOCK_INT=1, the cover is well locked; the intrusion detection module firstly detects the locking condition of the cover, and if the unlocking condition occurs, the intrusion detection module outputs lock_int_bmc=0 to BMC;
(4) after the cover is unlocked, the intrusion detection module judges whether the cover is opened, and if the cover is opened, INT_BMC_N=0 to BMC is output; if the cover is not opened, re-detecting whether the lock is closed.
(5) Judging whether the cover is opened for more than 1min (minute) after the cover is opened, and if not, re-detecting the state that the cover is buckled, namely locked; if the number exceeds 1min, the intrusion detection module is judged to be out of position, and INT_PRSENT=0 is output to the BMC.
(6) If the Bluetooth connection is interrupted during the uncovering period, the second Bluetooth module of the main board cannot receive the corresponding signal input, the output signal is all low, and the intrusion detection module is judged to be out of place.
The embodiment of the application also provides a server case intrusion detection method, as shown in fig. 5, comprising the following steps:
step S501, an intrusion detection module collects server cover opening and closing data, bolt pressure data and wireless power supply data, carries out logic operation on the server cover opening and closing data, the bolt pressure data and the wireless power supply data respectively, generates a server cover opening and closing signal, a server cover locking signal and an intrusion detection module in-place signal, and transmits the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal to a main board;
in step S501, the motherboard receives the server cover opening and closing signal, the server cover locking signal, and the intrusion detection module in-place signal, and performs intrusion detection on the server chassis based on the server cover opening and closing signal, the server cover locking signal, and the intrusion detection module in-place signal, thereby generating a server chassis intrusion detection result.
The method for detecting server chassis intrusion according to the present embodiment is applied to a server chassis intrusion detection device in the embodiment shown in fig. 2, so that the specific implementation manner of step S501 and step S502 may refer to the corresponding description of the embodiment part shown in fig. 2, and will not be repeated here.
It can be appreciated that the actions and beneficial effects of the method of the present embodiment correspond to those of a server chassis intrusion detection device in the embodiment shown in fig. 2, and are not described herein.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the embodiments of the present application.
It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described systems, apparatuses and units may refer to corresponding procedures in the foregoing method embodiments, and are not repeated herein.
In the embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the apparatus embodiments described above are merely illustrative, e.g., the division of elements is merely a logical functional division, and there may be additional divisions of actual implementation, e.g., multiple elements or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be an indirect coupling or communication connection via some interfaces, devices or units, which may be in electrical, mechanical or other form.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in each embodiment of the present application may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer-readable storage medium. Based on such understanding, the technical solution of the embodiments of the present application may be embodied in essence or a part contributing to the prior art or a part of the technical solution, or in the form of a software product stored in a storage medium, including several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the methods of the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read Only Memory (ROM), a random access Memory (Random Access Memory, RAM), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
Although embodiments of the present application have been described in connection with the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the application, and such modifications and variations fall within the scope of the application as defined by the appended claims.

Claims (10)

1. A server chassis intrusion detection device, comprising: the intrusion detection module is arranged on the upper cover of the server case, and the main board is arranged on the upper edge of the inner side wall of the server case; the intrusion detection module is in wireless connection with the main board; wherein, the liquid crystal display device comprises a liquid crystal display device,
the intrusion detection module is arranged at the upper cover of the server case, is used for collecting server cover opening and closing data, bolt pressure data and wireless power supply data, respectively carrying out logic operation on the server cover opening and closing data, the bolt pressure data and the wireless power supply data, generating a server cover opening and closing signal, a server cover locking signal and an intrusion detection module in-place signal, and transmitting the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal to the main board;
the main board is used for receiving the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal, and generating a server case intrusion detection result based on the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal for intrusion detection of the server case.
2. The server chassis intrusion detection device of claim 1, wherein the intrusion detection module comprises: the device comprises a microcontroller, a distance sensor, a first pressure sensor, a second pressure sensor, a power module and a first Bluetooth module; the microcontroller is respectively connected with the distance sensor, the first pressure sensor, the second pressure sensor, the power module and the first Bluetooth module; wherein, the liquid crystal display device comprises a liquid crystal display device,
the distance sensor is arranged at the upper cover of the server case, is used for acquiring the distance between the upper cover of the server case and the server case, determining the opening and closing data of the server case based on the distance between the upper cover of the server case and the server case, and transmitting the opening and closing data of the server case to the microcontroller;
the first pressure sensor is arranged at the first fixing bolt and used for collecting pressure data of the first fixing bolt and transmitting the pressure data of the first fixing bolt to the microcontroller; the first fixing bolt is arranged on the rear side of the upper cover of the server case;
the second pressure sensor is arranged at the second fixing bolt and used for collecting pressure data of the second fixing bolt and transmitting the pressure data of the second fixing bolt to the microcontroller; the second fixing bolt is arranged on the rear side of the upper cover of the server case;
the power module is used for collecting the wireless power supply data and sending the wireless power supply data to the microcontroller;
the microcontroller is used for carrying out logic operation on the cover opening and closing data, generating a server cover opening and closing signal, carrying out logic operation on the pressure data of the first fixing bolt and the pressure data of the second fixing bolt, generating a server cover locking signal, carrying out logic operation on the wireless power supply data, generating an intrusion detection module in-place signal, and transmitting the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal to the main board through the first Bluetooth module.
3. The server chassis intrusion detection device of claim 2, wherein the motherboard comprises: the second Bluetooth module and the substrate controller; the second Bluetooth module is connected with the substrate controller; the second Bluetooth module is in wireless connection with the first Bluetooth module;
the second Bluetooth module is used for transmitting the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal transmitted by the first Bluetooth module to the substrate controller;
and the substrate controller is used for judging whether the server chassis has invasion or not based on the server cover opening and closing signal, the server cover locking signal and the invasion detection module in-place signal, and generating the server chassis invasion detection result.
4. The device of claim 3, wherein the substrate controller is specifically configured to determine that an intrusion is occurring in the server chassis and perform an alarm when the intrusion detection module is at a low level and the server cover open/close signal and the server cover lock signal are not detected.
5. The server chassis intrusion detection apparatus according to claim 3, wherein the substrate controller is further configured to determine that the server chassis is intruded and perform an alarm when the server chassis opening/closing signal is at a low level, the intrusion detection module is at a high level, and the server chassis locking signal is detected.
6. The server chassis intrusion detection device according to claim 3, wherein the substrate controller is further configured to determine that the server chassis is unlocked and alarm when the server chassis locking signal is at a low level and the server chassis opening and closing signal and the intrusion detection module in-place signal are at a high level.
7. The server chassis intrusion detection device of claim 3, wherein the substrate controller is further configured to determine that the server chassis is safe when the server chassis opening and closing signal, the server chassis locking signal, and the intrusion detection module bit signal are high.
8. A server chassis intrusion detection device according to claim 3 wherein the motherboard further comprises: the power supply is connected with the voltage conversion module;
the power supply is used for providing external power supply for the intrusion detection module through the voltage conversion module.
9. The server chassis intrusion detection device of claim 8, wherein the intrusion detection module further comprises: the wireless charging module is connected with the power supply module and is connected with the voltage conversion module through a cable;
and the wireless charging module is used for charging the power supply module by utilizing the external power supply output by the voltage conversion module so as to trigger the power supply module to acquire the wireless power supply data.
10. A server chassis intrusion detection method, applied to a server chassis intrusion detection apparatus according to any one of claims 1 to 9, the method comprising:
the intrusion detection module collects server cover opening and closing data, bolt pressure data and wireless power supply data, carries out logic operation on the server cover opening and closing data, the bolt pressure data and the wireless power supply data respectively, generates a server cover opening and closing signal, a server cover locking signal and an intrusion detection module in-place signal, and transmits the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal to a main board;
the main board receives the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal, and generates a server chassis intrusion detection result based on the server cover opening and closing signal, the server cover locking signal and the intrusion detection module in-place signal for intrusion detection of the server chassis.
CN202310924722.5A 2023-07-26 2023-07-26 Device and method for detecting intrusion of server chassis Pending CN116820859A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310924722.5A CN116820859A (en) 2023-07-26 2023-07-26 Device and method for detecting intrusion of server chassis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310924722.5A CN116820859A (en) 2023-07-26 2023-07-26 Device and method for detecting intrusion of server chassis

Publications (1)

Publication Number Publication Date
CN116820859A true CN116820859A (en) 2023-09-29

Family

ID=88115176

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310924722.5A Pending CN116820859A (en) 2023-07-26 2023-07-26 Device and method for detecting intrusion of server chassis

Country Status (1)

Country Link
CN (1) CN116820859A (en)

Similar Documents

Publication Publication Date Title
US6681331B1 (en) Dynamic software system intrusion detection
DE112008000135B4 (en) Docking security system for portable computing systems
CN111452658B (en) Charging pile health state monitoring and diagnosing method and device and terminal equipment
CN104495535A (en) Elevator control system and method for performing interconnection encryption and safety identification on electronic boards
CN106292646A (en) A kind of power grid control end data port monitoring system and method
Xue et al. Interrelation of structure and operational states in cascading failure of overloading lines in power grids
US20130082822A1 (en) Note validator security
WO2019239121A1 (en) Key protection device
CN116820859A (en) Device and method for detecting intrusion of server chassis
EP3627465B1 (en) Method and system for break-in detection
CN113225328A (en) Intelligent protection system and method for multi-node network use based on block chain data
CN116886335A (en) Data security management system
KR102403522B1 (en) Failure prevention apparatus and method using computer advance detection
CN102111302B (en) Worm detection method
CN201126613Y (en) Anti-theft electricity alarm
CN114821982A (en) Fuel assembly transportation alarm method, device, system, equipment and storage medium
CN108683639A (en) A kind of computer network abnormality detection and automatic repair system, method and mobile terminal
CN1908833A (en) Coal mine safety data recording and storage device
CN104883340A (en) Method for preventing invasions and access equipment
CN108120861B (en) Intelligent ammeter electricity stealing data collector
KR20210111652A (en) A method for monitoring an electronic device structure and warning safety accident signal
CN111339573B (en) Method for realizing data tampering detection of nonvolatile memory by adopting hybrid encryption algorithm
CN107894939A (en) The monitoring method and monitoring device of a kind of computer host safety
Tzolov et al. Development and evaluation of new electronic seals at the IAEA
CN114154160B (en) Container cluster monitoring method and device, electronic equipment and storage medium

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination