CN110134559B - BMC fault detection method, system and related components - Google Patents
BMC fault detection method, system and related components Download PDFInfo
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- CN110134559B CN110134559B CN201910429284.9A CN201910429284A CN110134559B CN 110134559 B CN110134559 B CN 110134559B CN 201910429284 A CN201910429284 A CN 201910429284A CN 110134559 B CN110134559 B CN 110134559B
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- 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
- G06F11/221—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 buses, lines or interfaces, e.g. stuck-at or open line faults
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- 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
- G06F11/2236—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 CPU or processors
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Abstract
The application discloses a BMC fault detection method, which comprises the steps of determining a target BMC terminal according to a BMC debugging instruction when the BMC debugging instruction is received; acquiring a first file descriptor of a ssh port in the BMC terminal, and adding the first file descriptor to an ioctl function; sending a serial port debugging information printing instruction to the target BMC terminal so as to redirect the serial port debugging information of the target BMC terminal to a target folder by using the first file descriptor; and detecting the BMC fault according to the serial port debugging information. The method can improve the convenience of obtaining the serial port debugging information of the BMC and realize the rapid detection of the BMC fault. The application also discloses a BMC fault detection system, a computer readable storage medium and an electronic device, which have the beneficial effects.
Description
Technical Field
The invention relates to the technical field of server maintenance, in particular to a BMC fault detection method and system, a computer readable storage medium and an electronic device.
Background
The BMC (Baseboard Management Controller) is a special chip and Controller, and the ARM processor is arranged in the BMC, so that the Management, control, monitoring, automatic adjustment and other related functions of the server can be realized, and a good display and operation interface is provided for maintenance personnel to master the operation state of the server.
With the increasing customization demands of users at present, on the basis that the BMC realizes the basic monitoring function, the client needs to perform various customization developments according to the own demands, so that when the BMC has problems such as section errors, memory overflow, memory leakage, memory trampling and the like, a good debugging method is needed.
The BMC fault detection in the related art is performed by printing debug information through 'printf'. However, serial port debugging information in the related art needs to be output through a serial port, and aiming at the BMC in the environment of field operation, especially when management and a machine room are not in the same place, the workload of maintenance is greatly increased, a corresponding machine needs to be found in the machine room by holding the serial port, the problem can be positioned only by opening a cover and inserting a serial port line for monitoring, time and labor are wasted, and the efficiency is low.
Therefore, how to improve the convenience of acquiring the serial port debugging information of the BMC and realize the rapid detection of the BMC fault is a technical problem that needs to be solved by technical personnel in the field at present.
Disclosure of Invention
The application aims to provide a BMC fault detection method and system, a computer readable storage medium and an electronic device, which can improve the convenience of obtaining serial port debugging information of BMC and realize rapid detection of BMC faults.
In order to solve the above technical problem, the present application provides a BMC fault detection method, including:
when a BMC debugging instruction is received, determining a target BMC terminal according to the BMC debugging instruction;
acquiring a first file descriptor of a ssh port in the BMC terminal, and adding the first file descriptor to an ioctl function;
sending a serial port debugging information printing instruction to the target BMC terminal so as to redirect the serial port debugging information of the target BMC terminal to a target folder by using the first file descriptor;
and detecting the BMC fault according to the serial port debugging information.
Optionally, after detecting the BMC fault according to the serial port debugging information, the method further includes:
opening a console port of the equipment where the BMC terminal is located through an open system to obtain a second file descriptor;
and adding the second file descriptor to the ioctl function so that the target BMC terminal can recover the serial port debugging information printing function.
Optionally, the method further includes:
and generating corresponding alarm information according to the BMC fault detection result.
Optionally, the obtaining the first file descriptor of the ssh port in the BMC terminal includes:
logging in the target BMC terminal through a ssh protocol, and acquiring a first file descriptor of a ssh port in the BMC terminal based on the ssh protocol.
The present application further provides a BMC fault detection system, which includes:
the terminal determining module is used for determining a target BMC terminal according to the BMC debugging instruction when the BMC debugging instruction is received;
the file descriptor processing module is used for acquiring a first file descriptor of a ssh port in the BMC terminal and adding the first file descriptor to an ioctl function;
the information acquisition module is used for sending a serial port debugging information printing instruction to the target BMC terminal so as to redirect the serial port debugging information of the target BMC terminal to a target folder by using the first file descriptor;
and the detection module is used for detecting the BMC fault according to the serial port debugging information.
Optionally, the method further includes:
the recovery module is used for opening a console port of the equipment where the BMC terminal is located through an open system to obtain a second file descriptor; and the second file descriptor is further used for adding the second file descriptor to the ioctl function so that the target BMC terminal can recover the serial port debugging information printing function.
Optionally, the method further includes:
and the alarm module is used for generating corresponding alarm information according to the BMC fault detection result.
Optionally, the file descriptor processing module is specifically a module configured to log in the target BMC terminal through an ssh protocol, obtain a first file descriptor of an ssh port in the BMC terminal based on the ssh protocol, and bring the first file descriptor into the ioctl.
The application also provides a computer readable storage medium, on which a computer program is stored, and when the computer program is executed, the steps executed by the BMC fault detection method are realized.
The application also provides an electronic device, which comprises a memory and a processor, wherein a computer program is stored in the memory, and the processor realizes the execution of the BMC fault detection method when calling the computer program in the memory.
The application provides a BMC fault detection method, which comprises the steps of determining a target BMC terminal according to a BMC debugging instruction when the BMC debugging instruction is received; acquiring a first file descriptor of a ssh port in the BMC terminal, and adding the first file descriptor to an ioctl function; sending a serial port debugging information printing instruction to the target BMC terminal so as to redirect the serial port debugging information of the target BMC terminal to a target folder by using the first file descriptor; and detecting the BMC fault according to the serial port debugging information.
According to the method and the device, the first file descriptor of the ssh port in the target BMC terminal is added to the ioctl function, when the serial port debugging information needs to be acquired, a serial port debugging information printing instruction is sent to the target BMC terminal, and the serial port debugging information is redirected to the target folder by the ioctl function added with the first file descriptor. For in the correlation technique staff can only hold the serial port line and just can obtain the scheme of serial port debugging information to the computer lab connection machine, the serial port debugging information that BMC has been solved through the mode that the serial port was redirected in this application acquires inconvenient problem, can improve the convenience of the serial port debugging information who acquires BMC through the scheme that this application provided, realizes short-term test BMC trouble. The application also provides a BMC fault detection system, a computer readable storage medium and an electronic device, which have the beneficial effects and are not described herein again.
Drawings
In order to more clearly illustrate the embodiments of the present application, the drawings needed for the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a flowchart of a BMC fault detection method according to an embodiment of the present disclosure;
fig. 2 is a flowchart of another BMC fault detection method according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a BMC fault detection system according to an embodiment of the present disclosure.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1, fig. 1 is a flowchart of a BMC fault detection method according to an embodiment of the present disclosure.
The specific steps may include:
s101: when a BMC debugging instruction is received, determining a target BMC terminal according to the BMC debugging instruction;
the purpose of this embodiment is to realize convenient acquisition of serial port information of the BMC terminal, and because the BMC serial port debugging information of the BMC terminal in the related art can only be printed to a serial port, a worker needs to come near a chassis where the BMC is located to acquire the BMC serial port debugging information through a serial port line. In this embodiment, after receiving the BMC debug instruction, the BMC terminal that needs to acquire the serial port debug information is first determined according to the BMC debug instruction. The present embodiment may be applied to a fault analysis device connected to multiple BMC terminals, and the number of target BMC terminals determined in the present embodiment may be 1 or multiple, which is not limited herein.
It can be understood that, after the target BMC terminal is determined in this step, it is equivalent to obtaining the terminal name of the target BMC.
S102: acquiring a first file descriptor of a ssh port in the BMC terminal, and adding the first file descriptor to an ioctl function;
wherein the file descriptor is a non-negative integer in form. The file descriptor is an index value that points to a table of records that the kernel has opened a file for each process that the process maintains. When a program opens an existing file or creates a new file, the kernel returns a file descriptor to the process. Before this step, a first file descriptor of the ssh port in the BMC terminal may be obtained by opening the target BMC terminal through the open system. The ioctl is a function for managing an I/O channel of the device in the device driver, and by adding the first file descriptor to the ioctl function, the information originally required to be output by the BMC terminal through the serial port can be redirected to a specific position by using the ioctl function. The ioctl function may be a function within the BMC terminal.
As a feasible implementation manner, the step can log in the BMC terminal through the ssh protocol, and then the debugging information that should be printed on the serial port is redirected to the ssh terminal through the serial port redirection technology, so that the debugging information that should be printed on the serial port can be remotely checked through ssh.
S103: sending a serial port debugging information printing instruction to the target BMC terminal so as to redirect the serial port debugging information of the target BMC terminal to a target folder by using the first file descriptor;
on the basis that the first file descriptor is added to the ioctl function, the serial port debugging information printing instruction can be sent to the target BMC terminal needing to acquire the serial port debugging information, so that the ioctl function of the BMC terminal redirects the serial port debugging information of the target BMC terminal to the target folder by using the file descriptor. As a possible implementation, the target folder mentioned in this step may be a folder of the failure analysis device mentioned above.
This fault analysis equipment can be for the equipment based on linux system, the serial port information that the present embodiment aims at realizing the BMC terminal is convenient to obtain, BMC is in the actual operation in-process, based on the consideration of safe baseline, generally only allow other equipment to pass through the network and BMC to interact, and general linux system all supports the ssh protocol, consequently inside this embodiment considers can log in the BMC terminal through the ssh protocol, then through serial port redirection technique, with should print the debugging information of serial port, redirect to the terminal that ssh locates, can look over the debugging information that should print at the serial port through ssh in a long-range way.
S104: and detecting the BMC fault according to the serial port debugging information.
On the basis of obtaining the serial port debugging information, the embodiment can analyze statements in the serial port debugging information to further detect the BMC fault, and as a feasible implementation mode, can generate corresponding prompt information after detecting the BMC fault so as to repair the fault.
In this embodiment, a first file descriptor of a ssh port in a target BMC terminal is added to an ioctl function, and when serial port debugging information needs to be acquired, a serial port debugging information printing instruction is sent to the target BMC terminal and the serial port debugging information is redirected to a target folder by using the ioctl function added with the first file descriptor. For in the correlation technique staff can only hold the serial port line and just can obtain the scheme of serial port debugging information to the computer lab connection machine, the serial port debugging information that BMC has been solved through the mode that the serial port was redirected to this embodiment obtains inconvenient problem, can improve the convenience of obtaining the serial port debugging information of BMC through the scheme that this embodiment provided, realizes short-term test BMC trouble.
Referring to fig. 2, fig. 2 is a flowchart of another BMC fault detection method provided in the embodiment of the present application, and the specific steps may include:
s201: when a BMC debugging instruction is received, determining a target BMC terminal according to the BMC debugging instruction;
s202: logging in the target BMC terminal through a ssh protocol, acquiring a first file descriptor of a ssh port in the BMC terminal based on the ssh protocol, and adding the file descriptor to an ioctl function;
s203: sending a serial port debugging information printing instruction to the target BMC terminal so as to redirect the serial port debugging information of the target BMC terminal to a target folder by using the first file descriptor;
s204: and detecting the BMC fault according to the serial port debugging information, and generating corresponding alarm information according to a BMC fault detection result.
S205: opening a console port of the equipment where the BMC terminal is located through an open system to obtain a second file descriptor;
s206: and adding the second file descriptor to the ioctl function so that the target BMC terminal can recover the serial port debugging information printing function.
The embodiment provides a scheme for logging in the target BMC terminal in a ssh protocol mode to obtain the first file descriptor, and the serial port debugging information is output to the target folder through a serial port redirection technology. The serial port debugging information can be obtained through a serial port line without the need of staff arriving at the site. Furthermore, after the serial port debugging information is redirected, the open/dev/console is called by the open system to obtain the second file descriptor of the console port, the second file descriptor is added to the ioctl function to enable the heavy port information to be output through the serial port, and the serial port debugging information printing function is recovered.
The flow described in the above embodiment is explained below by an embodiment in practical use.
Step 1, developing a specific serial port redirection tool. Calling through a ttyname system, and inputting a parameter STDOUT _ FILENO to obtain a terminal name of standard output;
step 2, judging whether to perform redirection operation or resume printing of serial port information according to the on or off of the input parameter of the tool user, if the serial port is required to be redirected, turning to step 3, otherwise, turning to step 4;
step 3, opening the terminal by calling through an open system according to the terminal name acquired in the step 1, returning a file descriptor, and then bringing the file descriptor into ioctl (tty, TIOCCONS) to check the printing debugging information of the serial port through ssh;
step 4, opening "/dev/console" through open system call, returning a file descriptor, and then bringing the file descriptor into ioctl (tty, TIOCCONS) to restore the printing of the serial port debugging information;
and 5, after the development of the serial port redirection tool is completed, integrating the serial port redirection tool in the BMC, logging in the BMC through ssh when debugging is needed, and then inputting an on or off command to redirect or restore.
In the embodiment, tool development is mainly performed through a linux serial port redirection technology, then the developed tool is integrated in the BMC, and the function of ssh printing BMC debugging information is realized through the tool. The method is greatly helpful for solving the operation problems of the client site, can reduce the workload of maintainers and debugging personnel to a great extent, saves time and labor and improves the efficiency of problem troubleshooting.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a BMC fault detection system according to an embodiment of the present disclosure;
the system may include:
the terminal determining module 100 is configured to determine a target BMC terminal according to a BMC debugging instruction when the BMC debugging instruction is received;
a file descriptor processing module 200, configured to obtain a first file descriptor of a ssh port in the BMC terminal, and add the first file descriptor to an ioctl function;
the information acquisition module 300 is configured to send a serial port debugging information printing instruction to the target BMC terminal, so as to redirect the serial port debugging information of the target BMC terminal to a target folder by using the first file descriptor;
and the detection module 400 is configured to detect a BMC fault according to the serial port debugging information.
In this embodiment, a first file descriptor of a ssh port in a target BMC terminal is added to an ioctl function, and when serial port debugging information needs to be acquired, a serial port debugging information printing instruction is sent to the target BMC terminal and the serial port debugging information is redirected to a target folder by using the ioctl function added with the first file descriptor. For in the correlation technique staff can only hold the serial port line and just can obtain the scheme of serial port debugging information to the computer lab connection machine, the serial port debugging information that BMC has been solved through the mode that the serial port was redirected to this embodiment obtains inconvenient problem, can improve the convenience of obtaining the serial port debugging information of BMC through the scheme that this embodiment provided, realizes short-term test BMC trouble.
Further, the BMC fault detection system further includes:
the recovery module is used for opening a console port of the equipment where the BMC terminal is located through an open system to obtain a second file descriptor; and the second file descriptor is further used for adding the second file descriptor to the ioctl function so that the target BMC terminal can recover the serial port debugging information printing function.
Further, the BMC fault detection system further includes:
and the alarm module is used for generating corresponding alarm information according to the BMC fault detection result.
Further, the file descriptor processing module 200 is specifically a module configured to log in the target BMC terminal through an ssh protocol, obtain a first file descriptor of an ssh port in the BMC terminal based on the ssh protocol, and bring the first file descriptor into ioctl.
Since the embodiment of the system part corresponds to the embodiment of the method part, the embodiment of the system part is described with reference to the embodiment of the method part, and is not repeated here.
The present application also provides a computer readable storage medium having stored thereon a computer program which, when executed, may implement the steps provided by the above-described embodiments. The storage medium may include: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
The application further provides an electronic device, which may include a memory and a processor, where the memory stores a computer program, and the processor may implement the steps provided by the foregoing embodiments when calling the computer program in the memory. Of course, the electronic device may also include various network interfaces, power supplies, and the like.
The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the system disclosed by the embodiment, the description is relatively simple because the system corresponds to the method disclosed by the embodiment, and the relevant points can be referred to the method part for description. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (10)
1. A BMC fault detection method is characterized by comprising the following steps:
when a BMC debugging instruction is received, determining a target BMC terminal according to the BMC debugging instruction;
acquiring a first file descriptor of a ssh port in the target BMC terminal, and adding the first file descriptor to an ioctl function;
sending a serial port debugging information printing instruction to the target BMC terminal so as to redirect the serial port debugging information of the target BMC terminal to a target folder by using the first file descriptor;
detecting a BMC fault according to the serial port debugging information;
the BMC fault detection method further comprises the following steps:
opening the target BMC terminal through an open system to obtain a first file descriptor of a ssh port in the BMC terminal; the first file descriptor is an index value pointing to a record table of a process open file maintained by a kernel for each process; the target folder is a folder of the fault analysis equipment.
2. The BMC fault detection method of claim 1, further comprising, after detecting a BMC fault according to the serial port debug information:
opening a console port of the equipment where the BMC terminal is located through an open system to obtain a second file descriptor;
and adding the second file descriptor to the ioctl function so that the target BMC terminal can recover the serial port debugging information printing function.
3. The BMC fault detection method of claim 1, further comprising:
and generating corresponding alarm information according to the BMC fault detection result.
4. The BMC fault detection method of claim 1, wherein the obtaining the first file descriptor of the ssh port in the BMC terminal comprises:
logging in the target BMC terminal through a ssh protocol, and acquiring a first file descriptor of a ssh port in the BMC terminal based on the ssh protocol.
5. A BMC fault detection system, comprising:
the terminal determining module is used for determining a target BMC terminal according to the BMC debugging instruction when the BMC debugging instruction is received;
the file descriptor processing module is used for acquiring a first file descriptor of a ssh port in the target BMC terminal and adding the first file descriptor to an ioctl function;
the information acquisition module is used for sending a serial port debugging information printing instruction to the target BMC terminal so as to redirect the serial port debugging information of the target BMC terminal to a target folder by using the first file descriptor;
the detection module is used for detecting BMC faults according to the serial port debugging information;
the system also comprises a module for opening the target BMC terminal through an open system to acquire a first file descriptor of a ssh port in the BMC terminal; the first file descriptor is an index value pointing to a record table of a process open file maintained by a kernel for each process, and the target folder is a folder of the fault analysis equipment.
6. The BMC fault detection system of claim 5, further comprising:
the recovery module is used for opening a console port of the equipment where the BMC terminal is located through an open system to obtain a second file descriptor; and the second file descriptor is further used for adding the second file descriptor to the ioctl function so that the target BMC terminal can recover the serial port debugging information printing function.
7. The BMC fault detection system of claim 5, further comprising:
and the alarm module is used for generating corresponding alarm information according to the BMC fault detection result.
8. The BMC failure detection system of claim 5, wherein the file descriptor processing module is specifically a module configured to log in the target BMC terminal through a ssh protocol, obtain a first file descriptor of a ssh port in the BMC terminal based on the ssh protocol, and bring the first file descriptor into ioctl.
9. A computer-readable storage medium, characterized in that a computer program is stored on the computer-readable storage medium, which computer program, when being executed by a processor, carries out the steps of the BMC fault detection method according to any one of claims 1 to 4.
10. An electronic device, comprising:
a memory for storing a computer program;
a processor for implementing the steps of the BMC fault detection method according to any of claims 1 to 4 when executing the computer program.
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| CN112817804A (en) * | 2021-01-20 | 2021-05-18 | 深圳市智微智能软件开发有限公司 | Fault detection method, device, equipment and storage medium based on computer fan port |
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| CN106844142A (en) * | 2016-12-26 | 2017-06-13 | 郑州云海信息技术有限公司 | A kind of system and method that node SOL is monitored for SAS Switch whole machine cabinets |
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| US9281999B2 (en) * | 2010-09-30 | 2016-03-08 | American Megatrends, Inc. | Apparatus for remotely configuring network interfaces in a remote management system |
| CN102609349A (en) * | 2012-02-08 | 2012-07-25 | 北京百度网讯科技有限公司 | Method and system for screen capture in server failure |
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| CN104360922A (en) * | 2014-10-20 | 2015-02-18 | 浪潮电子信息产业股份有限公司 | Method for automatically monitoring BMC working state based on ipmitool |
| CN106844142A (en) * | 2016-12-26 | 2017-06-13 | 郑州云海信息技术有限公司 | A kind of system and method that node SOL is monitored for SAS Switch whole machine cabinets |
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