CN114610535A - Linux operating system bare computer recovery method, system, device and storage medium - Google Patents
Linux operating system bare computer recovery method, system, device and storage medium Download PDFInfo
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- CN114610535A CN114610535A CN202210155120.3A CN202210155120A CN114610535A CN 114610535 A CN114610535 A CN 114610535A CN 202210155120 A CN202210155120 A CN 202210155120A CN 114610535 A CN114610535 A CN 114610535A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1415—Saving, restoring, recovering or retrying at system level
- G06F11/1417—Boot up procedures
Abstract
The invention discloses a method, a system, a device and a storage medium for recovering a bare computer of a Linux operating system. The Linux operating system bare computer recovery method comprises the following steps: backing up system data to the disaster recovery system through a disaster recovery system client; generating a mirror image file by combining the disaster backup system client; restoring the system data to the bare equipment through the mirror image file; and generating guide information in the bare equipment according to the image file. The disaster recovery system client generates the mirror image file by combining the backup system data, so that the mirror image file can be adapted to different system platforms and equipment; the partition recovery of the operating system is realized by backing up partition information and system identification and guiding bare equipment through a mirror image file; and by generating the guide information, the bare equipment is guided to normally load system data. The embodiment of the invention improves the bare computer recovery flexibility of the Linux operating system.
Description
Technical Field
The present application relates to the field of measurement technologies, and in particular, to a method, a system, an apparatus, and a storage medium for recovering a bare computer in a Linux operating system.
Background
In the information age, the importance of data security is self evident. For computer systems, whether internal failures or external irresistible disruptions can cause data loss or corruption of the database, resulting in irreparable catastrophic results. Data backup is an indispensable data protection technology for every business company responsible for user data.
At present, the Linux operating system is more and more widely applied to domestic computer systems. The Linux operating system inherits the design idea that Unix takes a network as a core, and is a multi-user network operating system with stable performance. The domestic Linux operating systems are various, and the common method for backing up and restoring data through CDP is not flexible enough, and cannot adapt to various systems and equipment platforms, such as the huashi spread platform.
Disclosure of Invention
The present invention aims to solve at least to some extent one of the technical problems existing in the prior art.
Therefore, an object of the embodiments of the present invention is to provide a method, a system, an apparatus, and a storage medium for recovering a bare engine of a Linux operating system, so as to improve the flexibility of recovering the bare engine of the Linux operating system.
In order to achieve the technical purpose, the technical scheme adopted by the embodiment of the invention comprises the following steps:
in a first aspect, an embodiment of the present invention provides a method for recovering a bare computer in a Linux operating system, including the following steps:
backing up system data to a disaster backup system through a disaster backup system client, wherein the system data comprises partition information and a system identifier;
generating a mirror image file by combining the disaster backup system client;
restoring the system data to the bare equipment through the mirror image file;
and generating guide information in the bare device according to the image file, wherein the guide information is used for loading the system data on the bare device.
According to the method for recovering the bare computer of the Linux operating system, the mirror image file is generated by combining the disaster recovery system client for backing up the system data, so that the mirror image file can be adapted to different system platforms and devices; the partition recovery of the operating system is realized by backing up partition information and system identification and guiding bare equipment through a mirror image file; and by generating the guide information, the bare equipment is guided to normally load system data. The embodiment of the invention improves the bare computer recovery flexibility of the Linux operating system.
In addition, the method for recovering a bare computer in a Linux operating system according to the above embodiment of the present invention may further have the following additional technical features:
further, in the method for recovering a bare computer in a Linux operating system according to the embodiment of the present invention, the generating an image file in combination with the disaster recovery system client includes:
generating a system boot tool and a TFFS by combining the disaster recovery system client;
generating a bootstrap program file according to the system bootstrap tool;
writing the bootstrap file to the TFFS;
and generating the image file according to the TFFS.
Further, in an embodiment of the present invention, the restoring the system data to the bare device through the image file includes:
starting the bare equipment through the mirror image file;
acquiring the partition information and the system identification according to the bootstrap file;
reconstructing partitions on the bare device according to the partition information to generate target partitions;
and recovering the system data on the target partition according to the system identification.
Further, in an embodiment of the present invention, the generating, in the bare device, the boot information according to the image file includes:
acquiring a starting mode of the bare device according to the bootstrap file, wherein the starting mode comprises UEFI (unified extensible firmware interface) and legacy starting;
and generating the guide information according to the starting mode.
In a second aspect, an embodiment of the present invention provides a bare engine recovery system for a Linux operating system, including:
the system data backup module is used for backing up the system data to the disaster backup system through the disaster backup system client;
the image file generation module is used for generating an image file by combining the disaster recovery backup system client;
the system data recovery module is used for recovering the system data to the bare device through the mirror image file;
and the guide information generating module is used for generating guide information in the bare equipment according to the mirror image file, and the guide information is used for loading the system data on the bare equipment.
Further, in an embodiment of the present invention, the image file generating module includes:
the system guide tool and TFFS generation module is used for generating a system guide tool and a TFFS in combination with the disaster recovery system client;
the bootstrap file generating module is used for generating a bootstrap file according to the system bootstrap tool;
and the bootstrap file writing module is used for writing the bootstrap file into the TFFS.
Further, in an embodiment of the present invention, the system data recovery module includes:
the bare equipment starting module is used for starting the bare equipment through the mirror image file;
a partition information and system identification obtaining module, configured to obtain the partition information and the system identification according to the bootstrap file;
and the target partition generating module is used for reconstructing partitions on the bare equipment according to the partition information and generating target partitions.
Further, in an embodiment of the present invention, the guidance information generating module includes:
and the starting mode acquiring module is used for acquiring the starting mode of the bare device according to the bootstrap file.
In a third aspect, an embodiment of the present invention provides a bare metal recovery device for a Linux operating system, including:
at least one processor;
at least one memory for storing at least one program;
when the at least one program is executed by the at least one processor, the at least one program causes the at least one processor to implement the Linux operating system bare metal recovery method.
In a fourth aspect, an embodiment of the present invention provides a storage medium, in which a processor-executable program is stored, where the processor-executable program is used to implement the Linux operating system bare metal recovery method when being executed by a processor.
Advantages and benefits of the present invention 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 present application:
the embodiment of the invention generates the mirror image file by combining the disaster recovery system client of the backup system data, so that the mirror image file can be adapted to different system platforms and equipment; the partition recovery of the operating system is realized by backing up partition information and system identification and guiding bare equipment through a mirror image file; and by generating the guide information, the bare equipment is guided to normally load system data. The embodiment of the invention improves the bare computer recovery flexibility of the Linux operating system.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following description is made on the drawings of the embodiments of the present application or the related technical solutions in the prior art, and it should be understood that the drawings in the following description are only for convenience and clarity of describing some embodiments in the technical solutions of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a flowchart illustrating a method for recovering a bare metal operating system in a Linux operating system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a bare metal recovery system according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a bare metal recovery device of a Linux operating system according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application. For the step numbers in the following embodiments, they are set for convenience of illustration only, the order between the steps is not limited at all, and the execution order of each step in the embodiments can be adapted according to the understanding of those skilled in the art.
The terms "first," "second," "third," and "fourth," etc. in the description and claims of the invention and in the accompanying drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
In the information age, the importance of data security is self evident. For computer systems, whether internal failures or external irresistible disruptions can cause data loss or corruption of the database, resulting in irreparable catastrophic results. Data backup is an indispensable data protection technique for every business company responsible for user data.
At present, Linux operating systems are increasingly used in domestic computer systems. The Linux operating system inherits the design idea that Unix takes a network as a core, and is a multi-user network operating system with stable performance. The domestic Linux operating systems are various, and the common method for backing up and restoring data through CDP is not flexible enough, and cannot adapt to various systems and equipment platforms, such as the huashi spread platform.
Therefore, the invention provides a method and a system for recovering a bare computer of a Linux operating system, wherein a mirror image file is generated by combining the disaster recovery system client for backing up system data, so that the mirror image file can be adapted to different system platforms and devices; the partition recovery of the operating system is realized by backing up partition information and system identification and guiding bare equipment through a mirror image file; and by generating the guide information, the bare equipment is guided to normally load system data. The embodiment of the invention improves the bare computer recovery flexibility of the Linux operating system.
A method and a system for recovering a bare metal operating system of Linux according to an embodiment of the present invention are described in detail below with reference to the accompanying drawings, and first, a method for recovering a bare metal operating system of Linux according to an embodiment of the present invention will be described with reference to the accompanying drawings.
Referring to fig. 1, the embodiment of the present invention provides a method for recovering a bare metal operating system, and the method for recovering a bare metal operating system in the embodiment of the present invention may be applied to a terminal, a server, or software running in a terminal or a server. The terminal may be, but is not limited to, a tablet computer, a notebook computer, a desktop computer, and the like. The server may be an independent physical server, a server cluster or a distributed system formed by a plurality of physical servers, or a cloud server providing basic cloud computing services such as a cloud service, a cloud database, cloud computing, a cloud function, cloud storage, a network service, cloud communication, middleware service, a domain name service, a security service, a Content Delivery Network (CDN), a big data and artificial intelligence platform, and the like. The method for recovering the bare computer of the Linux operating system mainly comprises the following steps:
s101, backing up system data to a disaster backup system through a disaster backup system client;
wherein the system data includes partition information and a system identification.
Specifically, in the embodiment of the invention, the system data is backed up to the storage end of the disaster backup system by initiating the backup task to the client of the disaster backup system. When backing up system data, firstly backing up metadata, mounting each partition information of the system, and rebuilding the partition when the system data is restored, namely generating the target partition on the bare device.
S102, combining the disaster recovery system client to generate a mirror image file;
specifically, the mirror image file is generated according to the disaster backup system client for backing up the system data in step S101, so that when the system data is restored to the bare device through the mirror image file, the bronze drum disaster backup system client executes the restoration process of the system data, and meanwhile, the mirror image file is adapted to different system platforms and devices (including huacheng mashrough platforms).
S102 may be further divided into the following steps S1021-S1024:
step S1021, generating a system boot tool and a TFFS by combining the disaster recovery system client;
wherein the system boot tool is a grub tool operating under the x86 platform.
Step S1022, generating a bootstrap file according to the system bootstrap tool;
specifically, a bootloader file, bootaa64.efi, of the default loading of the firmware is generated according to the system boot tool.
Step S1023, writing the bootstrap file into the TFFS;
specifically, a bootaa64.efi file is written into the TFFS.
And step S1024, generating the image file according to the TFFS.
Specifically, an image file for guiding the bare device is generated according to the TFFS. The mirror image file comprises a disaster recovery system client.
S103, restoring the system data to bare equipment through the mirror image file;
specifically, in the embodiment of the present invention, the partition recovery of the operating system is realized by backing up the partition information and the system identifier and guiding the bare device through the image file.
S103 may be further divided into the following steps S1031-S1034:
step S1031, starting the bare device through the image file;
specifically, the bare device is started through the image file configured in step S102.
Step S1032, the partition information and the system identification are obtained according to the bootstrap file;
specifically, according to step S102, the image file includes a boot program file and a disaster recovery system client, the disaster recovery system client obtains the partition information and the system identifier backed up in the disaster recovery system, and the partition information and the system identifier are guided to the bare device through the boot program file.
Step S1033, reconstructing a partition on the bare device according to the partition information, and generating a target partition;
specifically, the target partition is generated by reconstructing and mounting the partition on the bare device according to the partition information.
And S1034, recovering the system data on the target partition according to the system identifier.
Specifically, according to the system identifier, a file system identical to the original system ID (i.e., system identifier) is generated on the bare device, and then system data of each partition is restored on the target partition, thereby implementing restoration of the system on the bare device.
S104, generating guide information in the bare device according to the mirror image file;
the boot information is used for loading the system data on the bare device, so that the bare device with recovered system data can be started normally and loaded with the system data.
S104 may be further divided into the following steps S1041-S1042:
step S1041, acquiring a starting mode of the bare device according to the bootstrap file;
wherein, the starting mode comprises UEFI and legacy starting.
Step S1042, generating the guiding information according to the starting mode.
Specifically, if the starting mode is UEFI, acquiring a system label, bare device information and partition information, and guiding to the bare device through the efibrotmgr to generate the guiding information; and if the starting mode is legacy starting, obtaining platform target information of the bare device, writing the platform target information into the bare device through the system guiding tool, and generating the guiding information.
Next, a Linux operating system bare metal recovery system according to an embodiment of the present application will be described with reference to the accompanying drawings.
Fig. 2 is a schematic structural diagram of a bare engine recovery system of a Linux operating system according to an embodiment of the present application.
The system specifically comprises:
the system data backup module 201 is used for backing up system data to the disaster backup system through the disaster backup system client;
the mirror image file generation module 202 is used for generating a mirror image file by combining the disaster recovery backup system client;
the system data recovery module 203 is configured to recover the system data to the bare device through the image file;
and a boot information generating module 204, configured to generate boot information in the bare device according to the image file, where the boot information is used to load the system data on the bare device.
As an optional implementation manner, the image file generating module includes:
the system guide tool and TFFS generation module is used for generating a system guide tool and a TFFS in combination with the disaster recovery system client;
the bootstrap file generating module is used for generating a bootstrap file according to the system bootstrap tool;
and the bootstrap file writing module is used for writing the bootstrap file into the TFFS.
As an optional implementation, the system data recovery module includes:
the bare equipment starting module is used for starting the bare equipment through the mirror image file;
a partition information and system identifier obtaining module, configured to obtain the partition information and the system identifier according to the bootstrap file;
and the target partition generating module is used for reconstructing partitions on the bare equipment according to the partition information and generating target partitions.
As an optional implementation, the guidance information generating module includes:
and the starting mode acquisition module is used for acquiring the starting mode of the bare equipment according to the bootstrap file.
It can be seen that the contents in the foregoing method embodiments are all applicable to this system embodiment, the functions specifically implemented by this system embodiment are the same as those in the foregoing method embodiment, and the advantageous effects achieved by this system embodiment are also the same as those achieved by the foregoing method embodiment.
Referring to fig. 3, an embodiment of the present application provides a bare metal recovery apparatus for a Linux operating system, including:
at least one processor 301;
at least one memory 302 for storing at least one program;
when executed by the at least one processor 301, the at least one program causes the at least one processor 301 to implement the Linux operating system bare metal recovery method.
Similarly, the contents of the method embodiments are all applicable to the apparatus embodiments, the functions specifically implemented by the apparatus embodiments are the same as the method embodiments, and the beneficial effects achieved by the apparatus embodiments are also the same as the beneficial effects achieved by the method embodiments.
In alternative embodiments, the functions/acts noted in the block diagrams may occur out of the order noted in the operational illustrations. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality/acts involved. Furthermore, the embodiments presented and described in the flowcharts of the present application are provided by way of example in order to provide a more thorough understanding of the technology. The disclosed methods are not limited to the operations and logic flows presented herein. Alternative embodiments are contemplated in which the order of various operations is changed and in which sub-operations described as part of larger operations are performed independently.
Furthermore, although the present application is described in the context of functional modules, it should be understood that, unless otherwise stated to the contrary, one or more of the functions and/or features may be integrated in a single physical device and/or software module, or one or more functions and/or features may be implemented in separate physical devices or software modules. It will also be appreciated that a detailed discussion regarding the actual implementation of each module is not necessary for an understanding of the present application. Rather, the actual implementation of the various functional modules in the apparatus disclosed herein will be understood within the ordinary skill of an engineer, given the nature, function, and internal relationship of the modules. Accordingly, those skilled in the art can, using ordinary skill, practice the present application as set forth in the claims without undue experimentation. It is also to be understood that the specific concepts disclosed are merely illustrative of and not intended to limit the scope of the application, which is defined by the appended claims and their full scope of equivalents.
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 present application or portions thereof that substantially contribute to the prior art may be embodied in the form of a software product stored in a storage medium, which includes programs for enabling a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to 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 (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The logic and/or steps represented in the flowcharts or otherwise described herein, such as an ordered listing of executable programs that can be considered for implementing logical functions, can be embodied in any computer-readable medium for use by or in connection with a program execution system, apparatus, or device, such as a computer-based system, processor-containing system, or other system that can fetch the programs from the program execution system, apparatus, or device and execute the programs. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the program execution system, apparatus, or device.
More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or more wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). Additionally, the computer-readable medium could even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via for instance optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner if necessary, and then stored in a computer memory.
It should be understood that portions of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable program execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
In the foregoing description of the specification, reference to the description of "one embodiment/example," "another embodiment/example," or "certain embodiments/examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: numerous changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.
While the present application has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A Linux operating system bare computer recovery method is characterized by comprising the following steps:
backing up system data to a disaster backup system through a disaster backup system client, wherein the system data comprises partition information and a system identifier;
generating a mirror image file by combining the disaster backup system client;
restoring the system data to the bare equipment through the mirror image file;
and generating guide information in the bare device according to the image file, wherein the guide information is used for loading the system data on the bare device.
2. The method for recovering the bare engine of the Linux operating system according to claim 1, wherein the generating of the image file in combination with the disaster recovery system client comprises:
generating a system boot tool and a TFFS by combining the disaster recovery system client;
generating a bootstrap program file according to the system bootstrap tool;
writing the bootstrap file to the TFFS;
and generating the image file according to the TFFS.
3. The Linux operating system bare metal recovery method of claim 2, wherein the recovering the system data to a bare device through the image file comprises:
starting the bare equipment through the mirror image file;
acquiring the partition information and the system identification according to the bootstrap file;
reconstructing partitions on the bare device according to the partition information to generate target partitions;
and recovering the system data on the target partition according to the system identification.
4. The method for recovering the bare computer of the Linux operating system according to claim 3, wherein the generating boot information in the bare device according to the image file comprises:
acquiring a starting mode of the bare device according to the bootstrap file, wherein the starting mode comprises UEFI (unified extensible firmware interface) and legacy starting;
and generating the guide information according to the starting mode.
5. A valid data indexing system, comprising:
the system data backup module is used for backing up system data to the disaster backup system through the disaster backup system client;
the image file generation module is used for generating an image file by combining the disaster recovery backup system client;
the system data recovery module is used for recovering the system data to the bare device through the mirror image file;
and the guide information generating module is used for generating guide information in the bare equipment according to the mirror image file, and the guide information is used for loading the system data on the bare equipment.
6. The system of claim 5, wherein the image file generation module comprises:
the system guide tool and TFFS generation module is used for generating a system guide tool and a TFFS in combination with the disaster recovery system client;
the bootstrap file generating module is used for generating a bootstrap file according to the system bootstrap tool;
and the bootstrap file writing module is used for writing the bootstrap file into the TFFS.
7. The efficient data indexing system of claim 6, wherein the system data recovery module comprises:
the bare equipment starting module is used for starting the bare equipment through the mirror image file;
a partition information and system identification obtaining module, configured to obtain the partition information and the system identification according to the bootstrap file;
and the target partition generating module is used for reconstructing partitions on the bare equipment according to the partition information and generating target partitions.
8. The efficient data indexing system of claim 7, wherein the bootstrap information generation module comprises:
and the starting mode acquiring module is used for acquiring the starting mode of the bare device according to the bootstrap file.
9. A Linux operating system bare metal recovery device, comprising:
at least one processor;
at least one memory for storing at least one program;
when executed by the at least one processor, the at least one program causes the at least one processor to implement a Linux operating system bare metal recovery method of any of claims 1-4.
10. A storage medium having stored therein a program executable by a processor, characterized in that: the processor-executable program, when executed by a processor, is for implementing a Linux operating system bare metal recovery method as recited in any one of claims 1-4.
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