CN109240803A - A kind of virtual machine migration method, device, server and storage medium - Google Patents

Abstract

The invention discloses a kind of virtual machine migration method, device, server and storage mediums, which comprises the metadata of current virtual machine is obtained in the virtualized environment of source；The metadata configurations file of the current virtual machine is generated according to the metadata of the current virtual machine in purpose virtualized environment；The current virtual machine is moved in the purpose virtualized environment from the source virtualized environment according to the metadata configurations file of the current virtual machine.The batch migration of virtual machine, less cumbersome manual operation may be implemented.

Description

A virtual machine migration method, device, server and storage medium

technical field

The present invention relates to the technical field of virtual machines, in particular to a virtual machine migration method, device, server and storage medium.

Background technique

With the development of information technology, cloud computing has gradually become a hot spot in the industry. The cloud computing service platforms of major manufacturers at home and abroad have also begun to invest in science, education, culture, health, government, high-performance computing, e-commerce, and the Internet of Things. used in many fields.

In the traditional data center, the physical server is often used to directly install the operating system and the networking mode of the Shu network information platform. With the rapid development of virtualization technology and cloud computing, it is a complex system engineering to migrate a large number of original information service platforms based on physical servers to the cloud platform virtual machine environment. At present, the mainstream virtual machine migration tools on the market include XenConvert, Virt-p2v, MicrosoftHyper-V, QEMU-KVM, libvirt, etc. However, the operating systems and virtualization technologies, migration methods, migration time and migration success rates supported by each management tool are all different. Different, there are problems such as low compatibility, single supported operating system, poor generality, and no support for batch migration.

Secondly, with the rapid development and deployment of public clouds and private clouds in enterprises, more and more enterprise data centers show the coexistence of public clouds and private clouds, the coexistence of physical machines and virtual machines, and the variety of virtualization technologies. , the enterprise-level data center management is becoming more and more complex, and higher professional requirements are put forward. In this case, enterprise-level cloud computing management platforms emerge as the times require. Currently, the mainstream platforms in the market include OpenStack, CloudStack, and Yunhai OS. In the cloud computing management platform, the migration of virtual machines is more flexible and diverse. According to the source and destination of the migration, it will be divided into: physical machine to virtual machine migration (P2V: Physical to Virtual), virtual machine to physical machine migration (V2P). : Virtual to Physical), virtual machine to virtual machine migration (V2V: Virtual to Virtual). Under the support of the same virtualization platform, the implementation of V2V is better, but V2V and traditional P2V and V2P under the support of different virtualization technologies still have problems such as low compatibility, poor fault tolerance, and low migration efficiency.

SUMMARY OF THE INVENTION

In order to solve the above technical problems, the present invention provides a virtual machine migration method, device, server and storage medium, which can realize batch migration of virtual machines and reduce tedious manual operations.

In order to achieve the purpose of the present invention, in a first aspect, the present invention provides a virtual machine migration method, the method includes:

Obtain the metadata of the current virtual machine in the source virtualization environment;

generating a metadata configuration file of the current virtual machine according to the metadata of the current virtual machine in the destination virtualization environment;

The current virtual machine is migrated from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine.

In the above embodiment, the method further includes:

obtaining the first disk file corresponding to the current virtual machine in the source virtualization environment;

Converting the first disk file corresponding to the current virtual machine into a second disk file corresponding to the current virtual machine; wherein, the first disk file is a file format supported by the source virtualization environment; the second The disk file is a file format supported by the virtualization environment for the purpose;

The current virtual machine is mounted to its corresponding second disk file in the destination virtualization environment.

In the above embodiment, before obtaining the metadata of the current virtual machine in the source virtualization environment, the method further includes:

Detecting whether the source virtualization environment satisfies a preset first migration condition and whether the destination virtualization environment satisfies a preset second migration condition;

If the source virtualization environment satisfies the preset first migration condition and the destination virtualization environment satisfies the preset second migration condition, execute obtaining the metadata of the current virtual machine in the source virtualization environment manipulation of data.

In the above embodiment, the migrating the current virtual machine from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine includes:

reading the migration configuration data of the current virtual machine in the metadata configuration file of the current virtual machine;

The current virtual machine is migrated from the source virtualization environment to the destination virtualization environment according to the migration configuration data of the current virtual machine.

In a second aspect, the present invention also provides a virtual machine migration device, the device includes: an acquisition module, a generation module and a migration module; wherein,

The obtaining module is used to obtain the metadata of the current virtual machine in the source virtualization environment;

The generating module is configured to generate a metadata configuration file of the current virtual machine according to the metadata of the current virtual machine in the destination virtualization environment;

The migration module is configured to migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine.

In the above embodiment, the device further includes: a conversion module and a mounting module; wherein,

The obtaining module is further configured to obtain the first disk file corresponding to the current virtual machine in the source virtualization environment;

The conversion module is configured to convert the first disk file corresponding to the current virtual machine into a second disk file corresponding to the current virtual machine; wherein, the first disk file is supported by the source virtualization environment file format; the second disk file is a file format supported by the destination virtualization environment;

The mounting module is configured to mount the current virtual machine to its corresponding second disk file in the destination virtualization environment.

In the above embodiment, the obtaining module is specifically configured to detect whether the source virtualization environment satisfies the preset first migration condition and whether the destination virtualization environment satisfies the preset second migration condition; if the The source virtualization environment satisfies the preset first migration condition and the destination virtualization environment satisfies the preset second migration condition, and the operation of obtaining the metadata of the current virtual machine in the source virtualization environment is performed .

In the above embodiment, the migration module includes: a reading sub-module and a migration sub-module; wherein,

The reading submodule is configured to read the migration configuration data of the current virtual machine in the metadata configuration file of the current virtual machine;

The migration submodule is configured to migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the migration configuration data of the current virtual machine.

In a third aspect, an embodiment of the present invention provides a server, including:

one or more processors;

memory for storing one or more programs,

When the one or more programs are executed by the one or more processors, the one or more processors implement the virtual machine migration method described in any embodiment of the present invention.

In a fourth aspect, an embodiment of the present invention provides a storage medium on which a computer program is stored, and when the program is executed by a processor, implements the virtual machine migration method described in any embodiment of the present invention.

The embodiments of the present invention provide a virtual machine migration method, device, server and storage medium. First, the metadata of the current virtual machine is obtained in the source virtualization environment; then, the metadata of the current virtual machine is generated in the destination virtualization environment. The metadata configuration file of the current virtual machine; and then migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine. That is to say, in the technical solution of the present invention, a metadata configuration file of the current virtual machine can be generated according to the metadata of the current virtual machine in the destination virtualization environment; Migrate from the source virtualization environment to the destination virtualization environment. Therefore, compared with the prior art, the virtual machine migration method, device, server, and storage medium proposed by the embodiments of the present invention can realize batch migration of virtual machines, with less tedious manual operations; and, the technology of the embodiments of the present invention The implementation of the scheme is simple and convenient, easy to popularize, and has a wider application range.

Other features and advantages of the present invention will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the description, claims and drawings.

Description of drawings

The accompanying drawings are used to provide a further understanding of the technical solutions of the present invention, and constitute a part of the specification. They are used to explain the technical solutions of the present invention together with the embodiments of the present application, and do not limit the technical solutions of the present invention.

FIG. 1 is a schematic flowchart of a virtual machine migration method according to Embodiment 1 of the present invention;

FIG. 2 is a schematic flowchart of a virtual machine migration method according to Embodiment 2 of the present invention;

3 is a schematic flowchart of a virtual machine migration method according to Embodiment 3 of the present invention;

FIG. 4 is a schematic diagram of a first structure of a virtual machine migration apparatus according to Embodiment 4 of the present invention;

5 is a schematic diagram of a second structure of a virtual machine migration apparatus according to Embodiment 4 of the present invention;

FIG. 6 is a schematic structural diagram of a server according to Embodiment 5 of the present invention.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that, the embodiments in the present application and the features in the embodiments may be arbitrarily combined with each other if there is no conflict.

Example 1

FIG. 1 is a schematic flowchart of a virtual machine migration method provided in Embodiment 1 of the present invention. The method may be executed by a virtual machine migration device or server, and the device or server may be implemented by software and/or hardware. The device or server It can be integrated in any smart device with network communication function. As shown in Figure 1, the virtual machine migration method may include the following steps:

Step 101: Obtain metadata of the current virtual machine in the source virtualization environment.

In the specific implementation of the present invention, the server may obtain the metadata of the current virtual machine in the source virtualization environment. Specifically, the server may first establish a network connection between the source virtualization environment and the destination virtualization environment; then the server may obtain the metadata of the current virtual machine in the source virtualization environment through the network connection.

Step 102 , in the destination virtualization environment, generate a metadata configuration file of the current virtual machine according to the metadata of the current virtual machine.

In a specific embodiment of the present invention, the server may generate a metadata configuration file of the current virtual machine according to the metadata of the current virtual machine in the destination virtualization environment.

Step 103: Migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine.

In a specific embodiment of the present invention, the server may migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine. Specifically, the server may first read the migration configuration data of the current virtual machine from the metadata configuration file of the current virtual machine; and then migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the migration configuration data of the current virtual machine middle.

The virtual machine migration method proposed by the embodiment of the present invention first obtains the metadata of the current virtual machine in the source virtualization environment; then generates the metadata configuration file of the current virtual machine according to the metadata of the current virtual machine in the destination virtualization environment; The current virtual machine is then migrated from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine. That is to say, in the technical solution of the present invention, a metadata configuration file of the current virtual machine can be generated according to the metadata of the current virtual machine in the destination virtualization environment; Migrate from the source virtualization environment to the destination virtualization environment. Therefore, compared with the prior art, the virtual machine migration method proposed by the embodiments of the present invention can realize batch migration of virtual machines, with less tedious manual operations; and the technical solutions of the embodiments of the present invention are simple and convenient to implement, and easy to popularize , the scope of application is wider.

Embodiment 2

FIG. 2 is a schematic flowchart of a virtual machine migration method according to Embodiment 2 of the present invention. As shown in Figure 2, the virtual machine migration method may include the following steps:

Step 201: Obtain metadata of the current virtual machine in the source virtualization environment.

In a specific embodiment of the present invention, the server may obtain the metadata of the current virtual machine in the source virtualization environment. Specifically, the server may first establish a network connection between the source virtualization environment and the destination virtualization environment; then the server may obtain the metadata of the current virtual machine in the source virtualization environment through the network connection.

Step 202 , in the destination virtualization environment, generate a metadata configuration file of the current virtual machine according to the metadata of the current virtual machine.

In a specific embodiment of the present invention, the server may generate a metadata configuration file of the current virtual machine according to the metadata of the current virtual machine in the destination virtualization environment.

Step 203: Migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine.

In a specific embodiment of the present invention, the server may migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine. Specifically, the server may first read the migration configuration data of the current virtual machine in the metadata configuration file of the current virtual machine; and then migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the migration configuration data of the current virtual machine middle.

Step 204: Acquire the first disk file corresponding to the current virtual machine in the source virtualization environment.

In a specific embodiment of the present invention, the server may obtain the first disk file corresponding to the current virtual machine in the source virtualization environment.

Step 205: Convert the first disk file corresponding to the current virtual machine into a second disk file corresponding to the current virtual machine.

In a specific embodiment of the present invention, the server can convert the first disk file corresponding to the current virtual machine into the second disk file corresponding to the current virtual machine; wherein, the first disk file is a file format supported by the source virtualization environment; Two-disk file is a file format supported by the virtualization environment for the purpose.

Step 206: Mount the current virtual machine to the second disk file corresponding to the virtual machine in the destination virtualization environment.

In a specific embodiment of the present invention, the server may mount the current virtual machine to the second disk file corresponding to it in the destination virtualization environment.

The virtual machine migration method proposed by the embodiment of the present invention first obtains the metadata of the current virtual machine in the source virtualization environment; then generates the metadata configuration file of the current virtual machine according to the metadata of the current virtual machine in the destination virtualization environment; The current virtual machine is then migrated from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine. That is to say, in the technical solution of the present invention, a metadata configuration file of the current virtual machine can be generated according to the metadata of the current virtual machine in the destination virtualization environment; Migrate from the source virtualization environment to the destination virtualization environment. Therefore, compared with the prior art, the virtual machine migration method proposed by the embodiments of the present invention can realize batch migration of virtual machines, with less tedious manual operations; and the technical solutions of the embodiments of the present invention are simple and convenient to implement, and easy to popularize , the scope of application is wider.

Embodiment 3

FIG. 3 is a schematic flowchart of a virtual machine migration method according to Embodiment 3 of the present invention. As shown in Figure 3, the virtual machine migration method may include the following steps:

Step 301: Detect whether the source virtualization environment satisfies the preset first migration condition and whether the destination virtualization environment satisfies the preset second migration condition.

In a specific embodiment of the present invention, the server may first detect whether the source virtualization environment satisfies the preset first migration condition and whether the destination virtualization environment satisfies the preset second migration condition; if the source virtualization environment satisfies the preset second migration condition; If the first migration condition and the destination virtualization environment satisfy the preset second migration condition, the server may perform the operation of obtaining the metadata of the current virtual machine in the source virtualization environment; if the source virtualization environment satisfies the preset first migration condition If the condition or the destination virtualization environment satisfies the preset second migration condition, the server may end the virtual machine migration process.

Step 302: If the source virtualization environment satisfies the preset first migration condition and the destination virtualization environment satisfies the preset second migration condition, perform the operation of obtaining the metadata of the current virtual machine in the source virtualization environment.

In a specific embodiment of the present invention, if the source virtualization environment satisfies the preset first migration condition and the destination virtualization environment satisfies the preset second migration condition, the server may execute the process of obtaining the current virtual machine in the source virtualization environment. Operations on metadata.

Step 303 , in the destination virtualization environment, generate a metadata configuration file of the current virtual machine according to the metadata of the current virtual machine.

In a specific embodiment of the present invention, the server may generate a metadata configuration file of the current virtual machine according to the metadata of the current virtual machine in the destination virtualization environment.

Step 304: Migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine.

In a specific embodiment of the present invention, the server may migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine. Specifically, the server may first read the migration configuration data of the current virtual machine from the metadata configuration file of the current virtual machine; and then migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the migration configuration data of the current virtual machine middle.

Step 305: Obtain the first disk file corresponding to the current virtual machine in the source virtualization environment.

In a specific embodiment of the present invention, the server may obtain the first disk file corresponding to the current virtual machine in the source virtualization environment.

Step 306: Convert the first disk file corresponding to the current virtual machine into a second disk file corresponding to the current virtual machine.

In a specific embodiment of the present invention, the server can convert the first disk file corresponding to the current virtual machine into the second disk file corresponding to the current virtual machine; wherein, the first disk file is a file format supported by the source virtualization environment; Two-disk file is a file format supported by the virtualization environment for the purpose.

Step 307: Mount the current virtual machine to the second disk file corresponding to the virtual machine in the destination virtualization environment.

In a specific embodiment of the present invention, the server may mount the current virtual machine to the second disk file corresponding to it in the destination virtualization environment.

For example, in a specific embodiment of the present invention, the virtual machine migration method may include the following steps: step 1, establishing a network connection between the source virtualization environment and the destination virtualization environment; step 2, detecting the source virtualization environment and the destination virtualization environment Whether the information in the virtualized environment satisfies the V2V migration conditions, if so, go to step 3, otherwise the method is terminated; step 3, back up the metadata in the source virtualized environment, and generate a purpose according to the metadata of the source virtualized environment The metadata configuration file of the environment; Step 4, the virtual machine in the source virtualization environment is powered off and the disk file copy operation is performed, and the copied file is used to continue the next operation; Step 5, according to the metadata configuration file generated in step 3 Create a destination virtual machine with the same configuration as the source virtual machine in the destination virtualization environment. It should be noted that this destination virtual machine does not contain any virtual machine disks; step 6, perform format conversion according to the disk file generated in step 4, and the destination format The virtual disk format supported by the destination environment; Step 7, can open a new virtual machine migration process while converting in step 6, and the new process starts from step 2; Step 8, the virtual disk format conversion in step 6 is completed Then, mount it to the destination virtual machine established in step 5 in the destination environment; step 9, start the destination virtual machine, if the virtual machine can be started normally, this process ends (the source virtual machine can be deleted according to specific requirements) , otherwise go to step 10; step 10, mount the repair image repair.iso on the virtual CD-ROM of the destination virtual machine, pop up the repair image after automatic repair and restart the virtual machine, if the virtual machine can be started normally, this process ends ( The source virtual machine can be deleted according to specific requirements), otherwise the V2V of the virtual machine fails, and the source virtual machine is restarted for use.

The virtual machine migration method proposed by the embodiment of the present invention first obtains the metadata of the current virtual machine in the source virtualization environment; then generates the metadata configuration file of the current virtual machine according to the metadata of the current virtual machine in the destination virtualization environment; The current virtual machine is then migrated from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine. That is to say, in the technical solution of the present invention, a metadata configuration file of the current virtual machine can be generated according to the metadata of the current virtual machine in the destination virtualization environment; Migrate from the source virtualization environment to the destination virtualization environment. Therefore, compared with the prior art, the virtual machine migration method proposed by the embodiments of the present invention can realize batch migration of virtual machines, with less tedious manual operations; and the technical solutions of the embodiments of the present invention are simple and convenient to implement, and easy to popularize , the scope of application is wider.

Embodiment 4

FIG. 4 is a schematic diagram of a first structure of a virtual machine migration apparatus according to Embodiment 4 of the present invention. As shown in FIG. 4 , the virtual machine migration apparatus according to the embodiment of the present invention may include: an acquisition module 401, a generation module 402, and a migration module 403; wherein,

The obtaining module 401 is used to obtain the metadata of the current virtual machine in the source virtualization environment;

The generating module 402 is configured to generate a metadata configuration file of the current virtual machine according to the metadata of the current virtual machine in the destination virtualization environment;

The migration module 403 is configured to migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine.

FIG. 5 is a schematic diagram of a second structure of a virtual machine migration apparatus according to Embodiment 4 of the present invention. As shown in FIG. 5 , the apparatus further includes: a conversion module 404 (not shown in the figure) and a mounting module 405 (not shown in the figure); wherein,

The obtaining module 401 is further configured to obtain the first disk file corresponding to the current virtual machine in the source virtualization environment;

The conversion module 404 is configured to convert the first disk file corresponding to the current virtual machine into a second disk file corresponding to the current virtual machine; wherein, the first disk file is supported by the source virtualization environment The file format; the second disk file is the file format supported by the purpose virtualization environment;

The mounting module 405 is configured to mount the current virtual machine to its corresponding second disk file in the destination virtualization environment.

Further, the obtaining module 401 is specifically configured to detect whether the source virtualization environment satisfies the preset first migration condition and whether the destination virtualization environment satisfies the preset second migration condition; When the virtualization environment satisfies the preset first migration condition and the destination virtualization environment satisfies the preset second migration condition, the operation of obtaining the metadata of the current virtual machine in the source virtualization environment is performed.

Further, the migration module 403 includes: a reading sub-module 4031 and a migration sub-module 4032; wherein,

The reading submodule 4031 is configured to read the migration configuration data of the current virtual machine in the metadata configuration file of the current virtual machine;

The migration sub-module 4032 is configured to migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the migration configuration data of the current virtual machine.

The above-mentioned virtual machine migration apparatus can execute the method provided by any embodiment of the present invention, and has functional modules and beneficial effects corresponding to the execution method. For technical details not described in detail in this embodiment, reference may be made to the virtual machine migration method provided by any embodiment of the present invention.

Embodiment 5

FIG. 6 is a schematic structural diagram of a server according to Embodiment 5 of the present invention. Figure 6 shows a block diagram of an exemplary server suitable for implementing embodiments of the present invention. The server 12 shown in FIG. 6 is only an example, and should not impose any limitations on the functions and scope of use of the embodiments of the present invention.

As shown in FIG. 6, server 12 takes the form of a general-purpose computing device. Components of server 12 may include, but are not limited to, one or more processors or processing units 16, system memory 28, and a bus 18 connecting various system components including system memory 28 and processing unit 16.

Bus 18 represents one or more of several types of bus structures, including a memory bus or memory controller, a peripheral bus, a graphics acceleration port, a processor, or a local bus using any of a variety of bus structures. By way of example, these architectures include, but are not limited to, Industry Standard Architecture (ISA) bus, Micro Channel Architecture (MAC) bus, Enhanced ISA bus, Video Electronics Standards Association (VESA) local bus, and Peripheral Component Interconnect ( PCI) bus.

Server 12 typically includes a variety of computer system readable media. These media can be any available media that can be accessed by server 12, including volatile and non-volatile media, removable and non-removable media.

System memory 28 may include computer system readable media in the form of volatile memory, such as random access memory (RAM) 30 and/or cache memory 32 . Server 12 may further include other removable/non-removable, volatile/non-volatile computer system storage media. For example only, storage system 34 may be used to read and write to non-removable, non-volatile magnetic media (not shown in FIG. 6, commonly referred to as a "hard drive"). Although not shown in Figure 6, a disk drive may be provided for reading and writing to removable non-volatile magnetic disks (eg "floppy disks"), as well as removable non-volatile optical disks (eg CD-ROM, DVD-ROM) or other optical media) to read and write optical drives. In these cases, each drive may be connected to bus 18 through one or more data media interfaces. Memory 28 may include at least one program product having a set (eg, at least one) of program modules configured to perform the functions of various embodiments of the present invention.

A program/utility 40 having a set (at least one) of program modules 42, which may be stored, for example, in memory 28, such program modules 42 including, but not limited to, an operating system, one or more application programs, other program modules, and program data , each or some combination of these examples may include an implementation of a network environment. Program modules 42 generally perform the functions and/or methods of the described embodiments of the present invention.

The server 12 may also communicate with one or more external devices 14 (eg, keyboards, pointing devices, displays 24, etc.), with one or more devices that enable a user to interact with the server 12, and/or with the Server 12 can communicate with any device (eg, network card, modem, etc.) that communicates with one or more other computing devices. Such communication may take place through input/output (I/O) interface 22 . Also, the server 12 may communicate with one or more networks (eg, a local area network (LAN), a wide area network (WAN), and/or a public network such as the Internet) through a network adapter 20 . As shown, network adapter 20 communicates with other modules of server 12 via bus 18 . It should be understood that, although not shown, other hardware and/or software modules may be used in conjunction with server 12, including but not limited to: microcode, device drivers, redundant processing units, external disk drive arrays, RAID systems, tape drives, and Data backup storage system, etc.

The processing unit 16 executes various functional applications and data processing by running the program stored in the system memory 28, for example, to implement the virtual machine migration method provided by the embodiment of the present invention.

Embodiment 6

Embodiment 6 of the present invention provides a computer storage medium.

The computer-readable storage medium of the embodiments of the present invention may adopt any combination of one or more computer-readable mediums. The computer-readable medium may be a computer-readable signal medium or a computer-readable storage medium. The computer-readable storage medium can be, for example, but not limited to, an electrical, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus or device, or a combination of any of the above. More specific examples (a non-exhaustive list) of computer readable storage media include: electrical connections having one or more wires, portable computer disks, hard disks, random access memory (RAM), read only memory (ROM), Erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disk read only memory (CD-ROM), optical storage devices, magnetic storage devices, or any suitable combination of the above. In this document, a computer-readable storage medium can be any tangible medium that contains or stores a program that can be used by or in conjunction with an instruction execution system, apparatus, or device.

A computer-readable signal medium may include a propagated data signal in baseband or as part of a carrier wave, with computer-readable program code embodied thereon. Such propagated data signals may take a variety of forms, including but not limited to electromagnetic signals, optical signals, or any suitable combination of the foregoing. A computer-readable signal medium can also be any computer-readable medium other than a computer-readable storage medium that can transmit, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device .

Program code embodied on a computer readable medium may be transmitted using any suitable medium, including - but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.

Computer program code for carrying out operations of the present invention may be written in one or more programming languages, including object-oriented programming languages—such as Java, Smalltalk, C++, but also conventional Procedural programming language - such as the "C" language or similar programming language. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer, or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any kind of network, including a local area network (LAN) or a wide area network (WAN), or may be connected to an external computer (eg, using an Internet service provider through Internet connection).

As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, or as a computer program product. Accordingly, the invention may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media having computer-usable program code embodied therein, including but not limited to disk storage, optical storage, and the like.

The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block in the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to the processor of a general purpose computer, special purpose computer, embedded processor or other programmable data processing device to produce a machine such that the instructions executed by the processor of the computer or other programmable data processing device produce Means for implementing the functions specified in a flow or flow of a flowchart and/or a block or blocks of a block diagram.

These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory result in an article of manufacture comprising instruction means, the instructions The apparatus implements the functions specified in the flow or flow of the flowcharts and/or the block or blocks of the block diagrams.

Claims (10)

1. A virtual machine migration method, wherein the method comprises: Obtain the metadata of the current virtual machine in the source virtualization environment; generating a metadata configuration file of the current virtual machine according to the metadata of the current virtual machine in the destination virtualization environment; The current virtual machine is migrated from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine. 2. The method according to claim 1, wherein the method further comprises: obtaining the first disk file corresponding to the current virtual machine in the source virtualization environment; Converting the first disk file corresponding to the current virtual machine into a second disk file corresponding to the current virtual machine; wherein, the first disk file is a file format supported by the source virtualization environment; the second The disk file is a file format supported by the virtualized environment for the purpose; The current virtual machine is mounted to its corresponding second disk file in the destination virtualization environment. 3 . The method according to claim 1 , wherein, before obtaining the metadata of the current virtual machine in the source virtualization environment, the method further comprises: 3 . Detecting whether the source virtualization environment satisfies a preset first migration condition and whether the destination virtualization environment satisfies a preset second migration condition; If the source virtualization environment satisfies the preset first migration condition and the destination virtualization environment satisfies the preset second migration condition, execute obtaining the metadata of the current virtual machine in the source virtualization environment manipulation of data. 4. The method according to claim 1, wherein the current virtual machine is migrated from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine, include: reading the migration configuration data of the current virtual machine in the metadata configuration file of the current virtual machine; The current virtual machine is migrated from the source virtualization environment to the destination virtualization environment according to the migration configuration data of the current virtual machine. 5. A virtual machine migration device, characterized in that the device comprises: an acquisition module, a generation module and a migration module; wherein, The obtaining module is used to obtain the metadata of the current virtual machine in the source virtualization environment; The generating module is configured to generate a metadata configuration file of the current virtual machine according to the metadata of the current virtual machine in the destination virtualization environment; The migration module is configured to migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the metadata configuration file of the current virtual machine. 6. The device according to claim 5, characterized in that, the device further comprises: a conversion module and a mounting module; wherein, The obtaining module is further configured to obtain the first disk file corresponding to the current virtual machine in the source virtualization environment; The conversion module is configured to convert the first disk file corresponding to the current virtual machine into a second disk file corresponding to the current virtual machine; wherein, the first disk file is supported by the source virtualization environment file format; the second disk file is a file format supported by the destination virtualization environment; The mounting module is configured to mount the current virtual machine to its corresponding second disk file in the destination virtualization environment. 7. The device according to claim 5, wherein: The obtaining module is specifically configured to detect whether the source virtualization environment satisfies the preset first migration condition and whether the destination virtualization environment satisfies the preset second migration condition; if the source virtualization environment satisfies the preset first migration condition; When the preset first migration condition is satisfied and the destination virtualization environment satisfies the preset second migration condition, the operation of obtaining the metadata of the current virtual machine in the source virtualization environment is performed. 8. The device according to claim 5, wherein the migration module comprises: a reading submodule and a migration submodule; wherein, The reading submodule is configured to read the migration configuration data of the current virtual machine in the metadata configuration file of the current virtual machine; The migration submodule is configured to migrate the current virtual machine from the source virtualization environment to the destination virtualization environment according to the migration configuration data of the current virtual machine. 9. A server, characterized in that, comprising: one or more processors; memory for storing one or more programs, When the one or more programs are executed by the one or more processors, the one or more processors implement the virtual machine migration method according to any one of claims 1 to 4. 10. A storage medium on which a computer program is stored, characterized in that, when the program is executed by a processor, the virtual machine migration method according to any one of claims 1 to 4 is implemented.