WO2022253125A1

WO2022253125A1 - Data recovery method and device, and storage medium

Info

Publication number: WO2022253125A1
Application number: PCT/CN2022/095527
Authority: WO
Inventors: 张永
Original assignee: 中兴通讯股份有限公司
Priority date: 2021-06-04
Filing date: 2022-05-27
Publication date: 2022-12-08
Also published as: CN115437835A

Abstract

Embodiments of the present disclosure relate to the field of communications and provide a data recovery method and device, and a storage medium. The method comprises: acquiring backed-up configuration data of a network element to be recovered and a first check code generated during the backup of the backed-up configuration data; generating a second check code according to identifier information and the backed-up configuration data of the network element to be recovered; if the first check code is the same as the second check code, sending the second check code and the backed-up configuration data to the network element to be recovered, so that the network element to be recovered generates a third check code on the basis of the received backed-up configuration data and the identifier information; and if the third check code is the same as the second check code, performing data recovery according to the backed-up configuration data.

Description

Data recovery method, equipment and storage medium

Cross References to Related Applications

This application claims the priority of the Chinese patent application CN202110626936.5 filed on June 4, 2021, entitled "Data recovery method, device and storage medium", the entire content of which is incorporated into this application by reference.

technical field

The present disclosure relates to the technical field of communications, and in particular to a data recovery method, device and storage medium.

Background technique

At present, network management equipment manages a large number of network elements. The function of backing up and restoring network element configuration data is an important function required for network element management and daily maintenance. Backup time, network element identification and other information are stored in categories. When a network element has a problem such as data abnormality, use the network element to back up the historical backup data in the network management device to restore to the network element, so that the network element can resume normal operation.

As telecom operators and equipment manufacturers pay more and more attention to security factors, the existing backup recovery mechanism needs to be strengthened in terms of security. That is, when uploading and downloading backup data files, due to network security factors, the backup data may be tampered by the attacker during the transmission process, or part of the data is lost due to network reasons, and the backup data files stored on the network management server may also be maliciously tampered by the attacker , or the content of the file has been changed by mistake. If the modified configuration data is restored to the network element, it will seriously affect the service of the network element and cause extremely bad effects. Therefore, improving the security of network element configuration data is an urgent problem to be solved at present.

Contents of the invention

The disclosure proposes a data recovery method, network management equipment and storage media, aiming at improving the security of network element configuration data recovery.

In the first aspect, an embodiment of the present disclosure provides a data restoration method, including: obtaining the backed up configuration data of the network element to be restored and the first check code generated when backing up the backed up configuration data; The identification information of the network element and the backup configuration data generate a second check code; if the first check code is the same as the second check code, send the second check code to the network element to be restored A second check code and the backed up configuration data, for the network element to be restored to generate a third check code based on the received backed up configuration data and the identification information, if the third check code is the same as the backed up configuration data If the second check code is the same, perform data recovery according to the backed up configuration data.

In a second aspect, an embodiment of the present disclosure further provides a data recovery method, including: acquiring a data recovery command sent by a network management device, the data recovery command including a second check code; Downloading the backed up configuration data in the management device; generating a third check code according to the identification information of the network element and the downloaded backed up configuration data; if the second check code is the same as the third check code, then Perform data recovery based on the downloaded backup configuration data.

In a third aspect, an embodiment of the present disclosure further provides a network management device, the network management device includes a processor, a memory, a computer program stored in the memory and executable by the processor, and used to implement the A data bus connecting and communicating between the processor and the memory, wherein when the computer program is executed by the processor, the steps of any data recovery method provided by the embodiments of the present disclosure are realized.

In a fourth aspect, an embodiment of the present disclosure further provides a storage medium for computer-readable storage, the storage medium stores one or more programs, and the one or more programs can be executed by one or more processors , so as to implement the steps of any one of the network element configuration data methods provided by the embodiments of the present disclosure.

Description of drawings

FIG. 1 is a schematic flowchart of a data recovery method provided by an embodiment of the present disclosure;

Fig. 2 is a schematic flow chart of the sub-steps of the data recovery method in Fig. 1;

FIG. 3 is a schematic flowchart of another data recovery method provided by an embodiment of the present disclosure;

FIG. 4 is a schematic flowchart of another data recovery method provided by an embodiment of the present disclosure;

Fig. 5 is a schematic structural block diagram of a network management device provided by an embodiment of the present disclosure.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present disclosure with reference to the accompanying drawings in the embodiments of the present disclosure. Apparently, the described embodiments are part of the embodiments of the present disclosure, not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present disclosure.

The flow charts shown in the drawings are just illustrations, and do not necessarily include all contents and operations/steps, nor must they be performed in the order described. For example, some operations/steps can be decomposed, combined or partly combined, so the actual order of execution may be changed according to the actual situation.

It should be understood that the terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the present disclosure. As used in this disclosure and the appended claims, the singular forms "a", "an" and "the" are intended to include plural referents unless the context clearly dictates otherwise.

Embodiments of the present disclosure provide a data restoration method, a network management device, and a storage medium. Wherein, the data recovery method can be applied to a network management device, and the network management device can be a server, a notebook computer, a desktop computer, a personal digital assistant, and the like.

Some embodiments of the present disclosure will be described in detail below in conjunction with the accompanying drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

Please refer to FIG. 1 , which is a schematic flowchart of a data recovery method provided by an embodiment of the present disclosure.

As shown in FIG. 1, the data recovery method includes steps S101 to S103.

Step S101. Obtain the backed up configuration data of the network element to be restored and the first check code generated when backing up the backed up configuration data.

Wherein, the network element is a device managed by the network management device. For example, the network element can be a base station, router, switch, server, etc. The network management device can receive the configuration data of the network element, back up and store the configuration data, and the network management device can also send the configuration data to the network element.

In one embodiment, the status identifier of each network element is obtained, and the status identifier information includes a first identifier or a second identifier, the first identifier is used to indicate that the network element is in a fault state, and the second identifier is used to indicate that the status of the network element is in the Normal state: determine the network element corresponding to the first identifier as the network element to be restored, and obtain the backed up configuration data of the network element to be restored from the backup database. Wherein, the first flag may be a high level signal, and the second flag may be a low level signal. By obtaining the state identifier of each network element, when the network element is in a fault state, the backed up configuration data of the network element to be restored (the network element in the fault state) can be automatically obtained from the backup database.

Exemplarily, the network management device acquires the states of network element 1, network element 2, network element 3, network element 4, network element 5, network element 6, network element 7, network element 8, network element 9 and network element 10 Identification information, wherein the status identification information of network element 1 is the second identification information, the status identification information of network element 2 is the first identification information, the status identification information of network element 3 is the second identification information, and the status identification information of network element 4 is the second identification information The identification information, the status identification information of network element 5 is the second identification information, the status identification information of network element 6 is the second identification information, the status identification information of network element 7 is the first identification information, and the status identification information of network element 8 is the second identification information , the state identification information of network element 9 is the second identification information, and the state identification information of network element 10 is the second identification information, then network element 2 and network element 7 are in a fault state, and it is determined that network element 2 and network element 7 are network elements to be restored .

In an embodiment, the method of obtaining the backed up configuration data of the network element to be restored from the backup database may be: obtain the backed up duration of each backed up configuration data of the network element to be restored in the backup database; obtain from the backup database The backed up configuration data with the shortest backed up time. By using the backed up configuration data with the shortest backup time as the recovery data of the network element to be restored, data loss can be reduced and the security of the configuration data can be improved.

Exemplarily, the backed-up configuration data of the network element to be restored in the backup database includes backed-up configuration data A, backed-up configuration data B, backed-up configuration data C, backed-up configuration data D, and backed-up configuration data E, wherein, The backup distance of backed up configuration data A is 5 days, the backup distance of backed up configuration data B is 8 days, the backup distance of backed up configuration data C is 10 days, and the backup distance of backed up configuration data 12 is 5 days days, the backup distance of the backed up configuration data E is 15 days at that time, according to the backed up time of each backed up configuration data, it can be determined that the backed up time of the backed up configuration data A is the shortest, then the backed up configuration data A is used as the network to be restored Meta restore configuration data.

In an embodiment, the method of obtaining the backed-up configuration data of the network element to be restored from the backup database may be: obtaining all the backed-up configuration data of the network element to be restored from the backup database; selecting any A backed up configuration data. Exemplarily, the network element to be restored includes the backed up configuration data 1, the backed up configuration data 2, the backed up configuration data 3, the backed up configuration data 4 and the backed up configuration data 5, and the backed up configuration data 3 is used as the network element to be restored restore configuration data.

In an embodiment, the way to obtain the backed up configuration data of the network element to be restored may be: display the network element restoration page, and the network element restoration page includes the identification information of the network element to be restored in the fault state; The selected identification information on the page, and display the list of backed up configuration data of the network element to be restored corresponding to the selected identification information; obtain the file identification selected by the user in the list of backed up configuration data, and obtain the corresponding file identification from the backup database The backed up configuration data of . Wherein, the identification information and the file identification of the network element to be restored can be set according to the actual situation, which is not specifically limited in this embodiment of the present disclosure. For example, the identification information of the network element to be restored may be the IP address of the network element to be restored, and the file identifier may be a file name. By providing the network element restoration page, the user can quickly select the network element to be restored in the fault state and the backed up configuration data of the network element to be restored through the network element restoration page.

Exemplarily, the identification information of the network element to be restored is displayed on the network element restoration page, the identification information is the IP address of the network element to be restored, the IP address of the network element to be restored selected by the user is obtained, and the IP address is queried from the backup database The list of backed up configuration data corresponding to the address, the list of backed up configuration data includes file 1, file 2, file 3, file 4 and file 5, and the file ID selected by the user in the list of backed up configuration data is obtained as file 4, then from The backed up configuration data corresponding to file 4 is obtained from the backup database, and the backed up configuration data is used as the restored configuration data of the network element to be restored. Wherein, the page showing network element recovery may be displayed on a display screen set on the network management device or a display independent from the network management device, and the display independent from the network management device may include a mobile phone, a tablet computer and a personal computer, etc., the display screen Including LED display, OLED display, LCD display and so on.

In an embodiment, the first check code generated when backing up the backed up configuration data is acquired, wherein the first check code is generated according to the identification information of the network element to be restored and the configuration data to be backed up.

Step S102: Generate a second check code according to the identification information of the network element to be restored and the backed up configuration data.

Wherein, the identification information includes at least one of the equipment serial number and the Mac address (Media Access Control Address) of the network element to be restored. Of course, it may also include other information, which is not specifically limited in this embodiment of the present disclosure.

In one embodiment, as shown in FIG. 2 , step S102 includes sub-steps S1021 to S1022.

Sub-step S1021, splicing the identification information of the network element to be restored and the backed up configuration data to obtain spliced configuration data.

The identification information of the network element to be restored and the backed up configuration data are spliced to obtain the spliced configuration data. The splicing method can be set according to the actual situation, which is not specifically limited in the embodiments of the present disclosure. For example, the identification information is spliced after the backed up configuration data, or the backed up configuration data is spliced after the previous identification information.

Exemplarily, the identification information of the network element to be restored is 12345QA, the backed up configuration data is 789456QWER, and the identification information is spliced before the backed up configuration data, and the spliced configuration data obtained is 12345QA789456QWER.

Exemplarily, the identification information of the network element to be restored is 12345QA, the backed up configuration data is 789456QWER, and the backed up configuration data is spliced before the identification information, and the spliced configuration data is 789456QWER12345QA.

Sub-step S1022: Generate a second check code based on the preset check code generation algorithm and the concatenated configuration data.

Wherein, the preset check code generation algorithm is a preset check code generation algorithm, and the check code generation algorithm includes a message digest algorithm (MD5Message-Digest Algorithm, MD5), a secure hash algorithm 1 (Secure Hash Algorithm 1, SHA-1), cyclic redundancy check (Cyclic Redundancy Check 32, CRC32), and of course other check code generation algorithms, which are not specifically limited in this disclosure.

Exemplarily, a preset check code generation algorithm is used to perform operations on the concatenated configuration data to obtain the second check code. For example, the spliced configuration data is 789456QWER12345QA, and the spliced configuration data 789456QWER12345QA is operated by a preset check code generation algorithm to obtain a second check code of 741QAZ.

Step S103, if the first check code is the same as the second check code, send the second check code and the backed up configuration data to the network element to be restored, for the network element to be restored based on the received backed up configuration data and The identification information generates a third check code, and if the third check code is the same as the second check code, data recovery is performed according to the backed up configuration data.

Determine whether the first check code and the second check code are the same, if the first check code and the second check code are the same, then determine that the backed up configuration data has not been tampered with or lost when stored in the network management device, The backed up configuration data is valid configuration data. By determining whether the first check code and the second check code are the same, it can be determined whether the backed up configuration data stored in the network management device has been tampered with or lost, thereby improving the accuracy of network element configuration data recovery.

In one embodiment, if the first check code and the second check code are different, it is determined that the backed up configuration data has been tampered with or lost when stored in the network management device, and the backed up configuration data is invalid configuration data, the backed up configuration data is discarded, so as to prevent wrong configuration data from being transmitted to the network element to be restored, and improve the security and accuracy of network element configuration data restoration.

In an embodiment, when it is determined that the first check code and the second check code are the same, a data recovery instruction is sent to the network element to be restored, wherein the data recovery instruction includes the second check code, the file transfer protocol (File transfer protocol) Transfer Protocol (FTP) address or Secure File Transfer Protocol (Secure File Transfer Protocol, SFTP) address, user name and password, and the file storage location of the backed up configuration data. The network element to be restored finds the network management device according to the FTP address or SFTP address. Access the network management device through the user name and password, and find and download the backed up configuration data according to the file storage location of the backed up configuration data. Wherein, the manner of sending the data restoration instruction to the network element to be restored may be selected according to the actual situation, which is not specifically limited in the present disclosure. For example, the way of sending the data recovery instruction can be sent through Simple Network Management Protocol (Simple Network Management Protocol, SNMP) or Network Configuration Protocol (NETCONF).

In an embodiment, when the network element to be restored receives the backed up configuration data, a third check code is generated according to the received backed up configuration data and the identification information of the network element to be restored, if the third check code is the same as If the second check code is different, it is determined that the received backed up configuration data has been tampered with or lost during transmission, and the received backed up configuration data will be discarded. If the third check code is different from the second check code codes are the same, then it is determined that the received backed up configuration data is valid configuration data, and data recovery is performed according to the backed up configuration data. Determine whether the received backed up configuration data is valid configuration data through the check code, if the backed up configuration data is valid configuration data, perform data recovery according to the backed up configuration data, otherwise discard the backed up configuration data, The security and accuracy of restoring configuration data of network elements to be restored are improved.

In an embodiment, the method of generating the third verification code according to the received backed-up configuration data and the identification information of the network element to be restored may be: performing a check on the received backup configuration data and the identification information of the network element to be restored splicing, obtaining the spliced backed up configuration data, and generating a third check code based on the preset check code generation algorithm and the spliced backed up configuration data. The third check code can be accurately obtained by operating the spliced backup configuration data through a preset check code generation algorithm.

In an embodiment, as shown in FIG. 3 , the data recovery method further includes steps S104 to S106.

Step S104, obtaining the configuration data to be backed up and the fourth verification code sent by the network element to be backed up, the fourth verification code is generated by the network element to be backed up according to the configuration data to be backed up stored by itself and the identification information of the network element to be backed up .

The network management device sends a data backup command to the network element to be backed up. The data backup command includes an FTP address or SFTP address, user name and password. and the identification information of the network element to generate a fourth check code. The network element to be backed up finds the network management device according to the FTP address or SFTP address, accesses the network management device according to the user name and password, sends the configuration data to be backed up to the network management device, and sends the fourth verification code to the network management device , where sending the data backup command and sending the fourth check code can be sent through SNMP or NETCONF.

In an embodiment, according to the stored configuration data to be backed up and the identification information of the network element, the fourth verification code may be generated by splicing the stored configuration data to be backed up and the identification information of the network element to obtain The spliced configuration data to be backed up is based on the preset check code generation algorithm and the spliced configuration data to be backed up to generate a fourth check code, and the spliced configuration data to be backed up is processed by the preset check code generation algorithm By performing the operation, the fourth check code can be obtained accurately.

In an embodiment, the configuration data to be backed up and the fourth verification code sent by the network element to be backed up are received, and the configuration data to be backed up and the fourth verification code are obtained.

Step S105, generating a fifth check code according to the acquired configuration data to be backed up and the identification information of the network element to be backed up.

The obtained configuration data to be backed up and the identification information of network elements to be backed up are spliced to obtain the spliced configuration data to be backed up, and the fifth calibration data is generated based on the preset check code generation algorithm and the spliced configuration data to be backed up. Check code, wherein, the preset check code generation algorithm includes at least one of MD5, SHA-1 and CRC32, and the acquired configuration data to be backed up is calculated by the preset check code generation algorithm, which can accurately Get the fifth check code.

Step S106, when the fourth check code is the same as the fifth check code, store the configuration data to be backed up and the fifth check code, so as to complete the configuration data backup of the network element to be backed up.

Determine whether the fourth check code is the same as the fifth check code. If the fourth check code is not the same as the fifth check code, it is determined that the configuration data to be backed up has been tampered with or lost during transmission. The acquired configuration data to be backed up is discarded. If the fourth check code is the same as the fifth check code, it is determined that the configuration data to be backed up does not have been tampered with or lost during transmission, the configuration data to be backed up is valid data, and the configuration data to be backed up and the first Five check codes to complete the configuration data backup of the network element to be backed up. By determining whether the fourth check code and the fifth check code are the same, and then determining whether the configuration data to be backed up is tampered with or lost during transmission, the security of the network element backup configuration data is improved.

Using the data recovery method in the above embodiment, by obtaining the backed up configuration data of the network element to be restored and the first check code generated when backing up the backed up configuration data; then according to the identification information of the network element to be restored and the backed up configuration data to generate a second check code; if the first check code is the same as the second check code, send the second check code and the backed up configuration data to the network element to be restored, for the network element to be restored based on the received The backed up configuration data and the identification information generate a third check code, and if the third check code is the same as the second check code, data recovery is performed according to the backed up configuration data. The backup configuration data of the network element to be restored and the received backup configuration data are verified by the check code, which can prevent the backup configuration data that has been tampered with or lost data from being used as the recovery data of the network element, and improve the recovery of network element data. security.

Please refer to FIG. 4 , which is a schematic flowchart of another data recovery method provided by an embodiment of the present disclosure.

As shown in FIG. 4, the method includes steps S201 to S204.

Step S201. Obtain a data restoration instruction sent by the network management device, where the data restoration instruction includes a second check code.

Receive a data recovery instruction sent by the network management device, wherein the data recovery instruction includes a second check code, a file transfer protocol (File Transfer Protocol, FTP) address or a file encryption transfer protocol (Secure File Transfer Protocol, SFTP) address, a user name and password, and the file storage location for backed up configuration data.

Step S202, downloading the backed up configuration data from the network management device according to the data recovery instruction.

In one embodiment, the file storage location of the backed-up configuration data to be downloaded is obtained from the data recovery instruction; according to the file storage location, the corresponding backed-up configuration data is downloaded from the network management device.

Exemplarily, find the network management device according to the FTP address or SFTP address in the data recovery instruction, access the network management device through the user name and password, and find and download the corresponding backed up configuration according to the file storage location of the backed up configuration data data.

Step S203, generating a third verification code according to the identification information of the network element and the downloaded backed up configuration data.

Splicing the identification information of the network element and the downloaded backed-up configuration data to obtain the spliced backed-up configuration data, and generating a third checksum based on the preset check code generation algorithm and the spliced backed-up configuration data code. The third check code can be accurately obtained by operating the spliced backup configuration data through a preset check code generation algorithm.

Step S204, if the second check code is the same as the third check code, perform data restoration according to the downloaded configuration data that has already been backed up.

Determine whether the second check code is the same as the third check code, and if the third check code is not the same as the second check code, then determine whether the downloaded backed up configuration data has been stored during transmission for data tampering or data lost, the downloaded backed up configuration data is discarded, if the third check code is the same as the second check code, it is determined that the downloaded backed up configuration data is valid Data Recovery. Determine whether the downloaded backed-up configuration data is valid configuration data through the check code, if the backed-up configuration data is valid configuration data, perform data recovery according to the backed-up configuration data, otherwise discard the backed-up configuration data, The security and accuracy of restoring configuration data of network elements to be restored are improved.

It should be noted that the splicing sequence of the above data is the same, for example, the splicing manner after configuring the data splicing identification information, or the splicing manner before configuring the data splicing identification information. All check codes are generated using the same algorithm, for example, the check code generation algorithm is CRC32. By setting the order of data splicing to be the same as that of the check code generation algorithm, the generated check codes will be the same.

Using the data recovery method in the above embodiment, by obtaining the data recovery command sent by the network management device, the data recovery command includes the second check code; download the backed up configuration data from the network management device according to the data recovery command; The identification information and the downloaded backed up configuration data are used to generate a third check code; if the second check code is the same as the third check code, data recovery is performed according to the downloaded backed up configuration data. The downloaded backup configuration data is verified by the check code, which can prevent the backup configuration data that has been tampered with or lost data from being used as the recovery data of the network element, and improves the security of network element data recovery.

Please refer to FIG. 5 . FIG. 5 is a schematic structural block diagram of a network management device provided by an embodiment of the present disclosure.

As shown in FIG. 5, the network management device 300 includes a processor 301 and a memory 302, and the processor 301 and the memory 302 are connected through a bus 303, such as an I2C (Inter-integrated Circuit) bus.

The processor 301 is configured to provide calculation and control capabilities, and support the operation of the entire network management device. The processor 301 can be a central processing unit (Central Processing Unit, CPU), and the processor 301 can also be other general processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuits (Application Specific Integrated Circuit, ASIC) ), Field-Programmable Gate Array (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc. Wherein, the general-purpose processor may be a microprocessor or the processor may be any conventional processor or the like.

The memory 302 can be a Flash chip, a read-only memory (ROM, Read-Only Memory) disk, an optical disk, a U disk, or a mobile hard disk.

Those skilled in the art can understand that the structure shown in FIG. 5 is only a block diagram of a partial structure related to the disclosed solution, and does not constitute a limitation on the network management device to which the disclosed solution is applied. The specific server can be More or fewer components than shown in the figures may be included, or some components may be combined, or have a different arrangement of components.

Wherein, the processor is configured to run a computer program stored in the memory, and implement any one of the data recovery methods provided by the embodiments of the present disclosure when executing the computer program.

In one embodiment, the processor is configured to run a computer program stored in the memory, and implement the following steps when executing the computer program:

Obtaining the backed up configuration data of the network element to be restored and the first check code generated when backing up the backed up configuration data; generating a second check code according to the identification information of the network element to be restored and the backed up configuration data; if the first If the check code is the same as the second check code, send the second check code and the backed up configuration data to the network element to be restored, so that the network element to be restored can generate a third check code based on the received backed up configuration data and identification information. check code, if the third check code is the same as the second check code, then perform data recovery based on the backed up configuration data.

In an embodiment, the processor is configured to, when acquiring the backed-up configuration data of the network element to be restored, implement: acquiring the status identifier of each network element, where the status identifier information includes the first identifier or the second identifier , the first identifier is used to indicate that the network element is in a fault state, and the second identifier is used to indicate that the state of the network element is in a normal state; the state is identified as the network element corresponding to the first identifier is determined as the network element to be restored, and the backup database Obtain the backed up configuration data of the NE to be restored.

In an embodiment, the processor is configured to, when acquiring the backed-up configuration data of the network element to be restored from the backup database, implement: acquiring each backed-up configuration data of the network element to be restored in the backup database The length of the backup; obtain the backed up configuration data with the shortest backup time from the backup database.

In an embodiment, the processor is configured to, when acquiring the backed-up configuration data of the network element to be restored, realize: displaying a network element restoration page, where the network element restoration page includes the information of the network element to be restored in a fault state Identification information; obtain the identification information selected by the user in the network element recovery page, and display the list of backed up configuration data of the network element to be restored corresponding to the selected identification information; obtain the file identification selected by the user in the list of backed up configuration data, And obtain the backed up configuration data corresponding to the file identifier from the backup database.

In an embodiment, the processor is configured to, when generating the second verification code according to the identification information of the network element to be restored and the backed up configuration data, realize: the identification information of the network element to be restored and the backed up configuration data The configuration data is spliced to obtain spliced configuration data; a second check code is generated based on a preset check code generation algorithm and the spliced configuration data.

In an embodiment, the processor is configured to further implement: acquiring the configuration data to be backed up sent by the network element to be backed up and the fourth check code, where the fourth check code is the configuration to be backed up stored by the network element to be backed up data and the identification information of the network element to be backed up; generate the fifth check code according to the obtained configuration data to be backed up and the identification information of the network element to be backed up; when the fourth check code is the same as the fifth check code, The configuration data to be backed up and the fifth check code are stored to complete the configuration data backup of the network element to be backed up.

It should be noted that those skilled in the art can clearly understand that for the convenience and brevity of the description, the specific working process of the network management device described above can refer to the corresponding process in the foregoing data recovery method embodiment, which is not described here. Let me repeat.

Using the network management device in the above embodiment, by obtaining the backed up configuration data of the network element to be restored and the first check code generated when backing up the backed up configuration data; then according to the identification information of the network element to be restored and the backed up configuration data to generate a second check code; if the first check code is the same as the second check code, send the second check code and the backed up configuration data to the network element to be restored, for the network element to be restored based on the received The backed up configuration data and the identification information generate a third check code, and if the third check code is the same as the second check code, data recovery is performed according to the backed up configuration data. The backup configuration data of the network element to be restored and the received backup configuration data are verified by the check code, which can prevent the backup configuration data that has been tampered with or lost data from being used as the recovery data of the network element, and improve the recovery of network element data. security.

An embodiment of the present disclosure also provides a storage medium for computer-readable storage, the storage medium stores one or more programs, and the one or more programs can be executed by one or more processors to implement the following: The steps of any data recovery method provided in this disclosure specification.

Wherein, the storage medium may be an internal storage unit of the network management device described in the foregoing embodiments, such as a hard disk or a memory of the network management device. The storage medium can also be an external storage device of the network management device, such as a plug-in hard disk equipped on the network management device, a smart memory card (Smart Media Card, SMC), a secure digital (Secure Digital, SD) card, flash card (Flash Card), etc.

Those of ordinary skill in the art can understand that all or some of the steps in the methods disclosed above, the functional modules/units in the system, and the device can be implemented as software, firmware, hardware, and an appropriate combination thereof. In a hardware implementation, the division between functional modules/units mentioned in the above description does not necessarily correspond to the division of physical components; for example, one physical component may have multiple functions, or one function or step may be composed of several physical components. Components cooperate to execute. Some or all of the physical components may be implemented as software executed by a processor, such as a central processing unit, digital signal processor, or microprocessor, or as hardware, or as an integrated circuit, such as an application-specific integrated circuit . Such software may be distributed on computer readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). As known to those of ordinary skill in the art, the term computer storage media includes both volatile and nonvolatile media implemented in any method or technology for storage of information, such as computer readable instructions, data structures, program modules, or other data. permanent, removable and non-removable media. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, digital versatile disk (DVD) or other optical disk storage, magnetic cartridges, tape, magnetic disk storage or other magnetic storage devices, or can Any other medium used to store desired information and which can be accessed by a computer. In addition, as is well known to those of ordinary skill in the art, communication media typically embodies computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave or other transport mechanism, and may include any information delivery media .

It should be understood that the term "and/or" used in the present disclosure and the appended claims refers to any combination of one or more of the associated listed items and all possible combinations, and includes these combinations. It should be noted that, as used herein, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or system comprising a set of elements includes not only those elements, It also includes other elements not expressly listed, or elements inherent in the process, method, article, or system. Without further limitations, an element defined by the phrase "comprising a ..." does not preclude the presence of additional identical elements in the process, method, article or system comprising that element.

The serial numbers of the above-mentioned embodiments of the present disclosure are for description only, and do not represent the advantages and disadvantages of the embodiments. The above is only a specific embodiment of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person familiar with the technical field can easily think of various equivalents within the technical scope of the present disclosure. Modifications or replacements should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be determined by the protection scope of the claims.

Claims

A data recovery method comprising:

Obtaining the backed up configuration data of the network element to be restored and the first check code generated when backing up the backed up configuration data;

generating a second check code according to the identification information of the network element to be restored and the backed up configuration data;

If the first check code is the same as the second check code, send the second check code and the backed up configuration data to the network element to be restored for the network element to be restored Generate a third check code based on the received backed up configuration data and the identification information, and if the third check code is the same as the second check code, perform data restoration according to the backed up configuration data.
The data restoration method according to claim 1, wherein said obtaining the backed up configuration data of the network element to be restored comprises:

Acquiring the status identifier of each network element, the status identifier information includes a first identifier or a second identifier, the first identifier is used to indicate that the network element is in a fault state, and the second identifier is used to indicate that the network element is in a fault state. The state of the element is in a normal state;

Determining the state as the network element corresponding to the first identification as the network element to be restored, and obtaining the backed up configuration data of the network element to be restored from the backup database.
The data restoration method according to claim 2, wherein said obtaining the backed up configuration data of the network element to be restored from the backup database comprises:

Obtain the backup duration of each backup configuration data of the network element to be restored in the backup database;

Acquiring the backed up configuration data with the shortest backed up duration from the backup database.
The data restoration method according to claim 1, wherein said obtaining the backed up configuration data of the network element to be restored comprises:

Displaying a network element recovery page, where the network element recovery page includes identification information of a network element to be recovered in a fault state;

Obtaining the identification information selected by the user in the network element restoration page, and displaying the backed up configuration data list of the network element to be restored corresponding to the selected identification information;

Obtain the file ID selected by the user in the backed up configuration data list, and acquire the backed up configuration data corresponding to the file ID from the backup database.
The data recovery method according to claim 1, wherein said generating a second check code according to the identification information of said network element to be recovered and said backed up configuration data comprises:

Splicing the identification information of the network element to be restored and the backup configuration data to obtain spliced configuration data;

The second check code is generated based on a preset check code generation algorithm and the concatenated configuration data.
The data recovery method according to any one of claims 1-5, further comprising:

Obtain the configuration data to be backed up and the fourth check code sent by the network element to be backed up, the fourth check code is the configuration data to be backed up stored by the network element to be backed up and the identification information of the network element to be backed up Generated;

generating a fifth check code according to the acquired configuration data to be backed up and the identification information of the network element to be backed up;

When the fourth check code is the same as the fifth check code, storing the configuration data to be backed up and the fifth check code, so as to complete the configuration data backup of the network element to be backed up.
A data recovery method comprising:

Obtaining a data restoration instruction sent by the network management device, where the data restoration instruction includes a second check code;

downloading the backed up configuration data from the network management device according to the data recovery instruction;

Generate a third check code according to the identification information of the network element and the downloaded backed up configuration data;

If the second check code is the same as the third check code, perform data restoration according to the downloaded configuration data that has been backed up.
The data recovery method according to claim 7, wherein said downloading the backed up configuration data from the network management device according to the data recovery instruction comprises:

Acquiring the file storage location of the backed up configuration data to be downloaded from the data recovery instruction;

Download corresponding backed up configuration data from the network management device according to the file storage location.
A network management device, wherein, the network management device includes a processor, a memory, a computer program stored on the memory and executable by the processor, and a computer program for realizing communication between the processor and the memory A data bus connected for communication, wherein when the computer program is executed by the processor, the steps of the data recovery method according to any one of claims 1 to 6 are realized.
A storage medium for computer-readable storage, wherein the storage medium stores one or more programs, and the one or more programs can be executed by one or more processors to implement claims 1 to 8 The steps of any one of the data recovery methods.