CN106293877B - Virtual machine creating method and system - Google Patents

Abstract

The application discloses a virtual machine creating method, which comprises the following steps: before a target virtual machine is created, N types of software stacks required to be contained in the target virtual machine are predetermined; acquiring the N types of software stacks, and respectively calling N virtual BIOS (basic input output System) segments which are created in advance and correspond to the N types of software stacks one by one according to the N types of software stacks; integrating the N virtual BIOS fragments to obtain a virtual BIOS corresponding to a target virtual machine; and performing virtual machine creation operation by using the N-type software stack and the virtual BIOS to obtain a target virtual machine. Therefore, before the virtual machine is created, the virtual BIOS corresponding to the required software stack in the virtual machine is created, so that the virtual BIOS can just meet the requirement of the software stack in the virtual machine on the input and output functions, and the condition that the input and output functions are wasted in the virtual machine is avoided. In addition, the invention also discloses a virtual machine creating system.

Description

A method and system for creating a virtual machine

technical field

The invention relates to the technical field of virtual machines, in particular to a method and system for creating a virtual machine.

Background technique

At present, with the development of computer technology, one or more virtual machines have been installed on many hardware computing terminals. Each virtual machine can work like a hardware computer, which is equivalent to using one hardware computing terminal as multiple computing terminals, thereby saving a lot of hardware procurement costs for technicians.

Before creating a virtual machine, a corresponding virtual BIOS (BIOS, that is, Basic Input Output System, basic input output system) needs to be prepared first, and then a corresponding virtual machine is created based on the virtual BIOS. In the prior art, the virtual BIOS on the hardware terminal is constant, so that all virtual machines created based on the virtual BIOS have the same input and output functions. Some input and output functions need to be used, which will lead to the problem of excess input and output functions in the virtual machine, that is, the virtual machine carries some input and output functions that it will not use at all, which not only causes functional problems It also makes the virtual machine itself too bloated.

In summary, it can be seen that how to avoid the situation of excessive input and output functions in the virtual machine is a problem to be solved at present.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present invention is to provide a method and system for creating a virtual machine, which avoids the situation of excessive input and output functions in the virtual machine. Its specific plan is as follows:

A method for creating a virtual machine, comprising:

Before creating a target virtual machine, pre-determine N types of software stacks that need to be included in the target virtual machine, where N is a positive integer;

acquiring the N-type software stack, and respectively calling the pre-created N virtual BIOS segments corresponding to the N-type software stack according to the N-type software stack;

Integrating the N virtual BIOS segments to obtain a virtual BIOS corresponding to the target virtual machine;

A virtual machine creation operation is performed by using the N-type software stack and the virtual BIOS to obtain the target virtual machine.

Preferably, before the process of predetermining the N types of software stacks that need to be included in the target virtual machine, the method further includes:

According to different software function types, all known software stacks are classified to obtain M types of software stacks, where M is an integer not less than N; wherein, each type of software stack includes at least one software stack.

Preferably, before the process of respectively calling the pre-created N virtual BIOS segments corresponding to the N types of software stacks one-to-one, the method further includes:

A virtual BIOS segment corresponding to each type of software stack in the M types of software stacks is created, and M virtual BIOS segments are obtained accordingly.

Preferably, after the corresponding obtaining of the M virtual BIOS segments, the method further includes:

The M virtual BIOS segments are stored in the M operating systems on a one-to-one basis, respectively.

Preferably, according to the N-type software stack, the process of respectively calling the pre-created N virtual BIOS segments corresponding to the N-type software stack one-to-one includes:

The corresponding N virtual BIOS segments are called from the N operating systems corresponding to the N types of software stacks.

The invention also discloses a virtual machine creation system, comprising:

an information determination module, configured to predetermine N types of software stacks that need to be included in the target virtual machine before creating the target virtual machine, where N is a positive integer;

an information acquisition module, configured to acquire the N-type software stack, and according to the N-type software stack, respectively call pre-created N virtual BIOS fragments corresponding to the N-type software stack one-to-one;

a virtual BIOS integration module, configured to integrate the N virtual BIOS segments to obtain a virtual BIOS corresponding to the target virtual machine;

A virtual machine creation module, configured to perform a virtual machine creation operation by using the N-type software stack and the virtual BIOS to obtain the target virtual machine.

Preferably, the virtual machine creation system further includes:

The information classification module is used to classify all known software stacks according to different software function types before the information determination module determines the N-type software stacks, and obtain M-type software stacks, where M is not less than N Integer; where each type of software stack includes at least one software stack.

Preferably, the virtual machine creation system further includes:

A virtual BIOS segment creation module, configured to create a virtual BIOS segment corresponding to each type of software stack in the M types of software stacks before the information acquisition module calls the N virtual BIOS segments, and obtain M correspondingly A virtual BIOS segment.

Preferably, the virtual machine creation system further includes:

The virtual BIOS segment creation module is configured to save the M virtual BIOS segments into the M operating systems on a one-to-one basis after the virtual BIOS segment creation module obtains the M virtual BIOS segments.

Preferably, the information acquisition module includes:

a software stack acquisition unit for acquiring the N-type software stack;

A virtual BIOS fragment obtaining unit, configured to retrieve N corresponding virtual BIOS fragments from N operating systems corresponding to the N types of software stacks.

In the present invention, the method for creating a virtual machine includes: before creating a target virtual machine, pre-determining N types of software stacks that need to be included in the target virtual machine; Created N virtual BIOS fragments corresponding to the above N types of software stacks one-to-one; Integrate the above N virtual BIOS fragments to obtain a virtual BIOS corresponding to the target virtual machine; use the above N types of software stacks and the above virtual BIOS to perform virtual Machine creation operation to get the target virtual machine. It can be seen that, before creating a virtual machine, the present invention first determines various software stacks that need to be included in the virtual machine to be created, and then retrieves multiple pre-created virtual BIOS fragments corresponding to the above-mentioned various software stacks, and then interprets the above-mentioned software stacks. The extracted multiple virtual BIOS segments are integrated to obtain a complete virtual BIOS, and then a corresponding virtual machine is generated by using the complete virtual BIOS and the above-mentioned various software stacks. That is, before creating a virtual machine, the present invention creates a virtual BIOS corresponding to the software stack required in the virtual machine, so that the virtual BIOS can just meet the input and output function requirements of the software stack in the virtual machine, It avoids the waste of input and output functions in the virtual machine.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only It is an embodiment of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to the provided drawings without creative work.

1 is a flowchart of a method for creating a virtual machine disclosed in an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a system for creating a virtual machine disclosed in an embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

An embodiment of the present invention discloses a method for creating a virtual machine, as shown in FIG. 1 , the method includes:

Step S11: Before creating the target virtual machine, pre-determine N types of software stacks that need to be included in the target virtual machine, where N is a positive integer.

It can be understood that, in this embodiment, before determining various types of software stacks that need to be included in the target virtual machine, it is necessary to divide the types of software stacks first.

Step S12: Acquire the above-mentioned N types of software stacks, and according to the above-mentioned N types of software stacks, respectively call the pre-created N virtual BIOS segments corresponding to the above-mentioned N types of software stacks one-to-one.

It should be noted that, before acquiring the above-mentioned N types of software stacks, various types of software stacks need to be pre-stored.

In addition, in this embodiment, a virtual BIOS segment corresponding to each type of software stack needs to be created in advance. In this embodiment, the software stack and the corresponding virtual BIOS segment may be preferentially stored in the same storage area. It can be understood that the so-called virtual BIOS segment in this embodiment is essentially a program segment in a complete virtual BIOS. Among them, the virtual BIOS segment corresponding to a certain type of software stack can just provide matching input and output functions for this type of software stack.

Step S13: Integrate the above N virtual BIOS segments to obtain a virtual BIOS corresponding to the target virtual machine.

For example, it is assumed that the above N virtual BIOS segments are respectively a virtual BIOS segment corresponding to a software stack supporting user authentication, a virtual BIOS segment corresponding to a software stack supporting an optical drive driver, and a virtual BIOS segment corresponding to a software stack supporting ACPI (ie, Advanced Configuration and Power Management Interface, Advanced Configuration and Power Management Interface). The virtual BIOS segment corresponding to the software stack of the power management interface), the above three virtual BIOS segments are integrated to obtain a complete virtual BIOS, which can be used to create a corresponding virtual machine subsequently.

Step S14: Use the above-mentioned N-type software stack and the above-mentioned virtual BIOS to perform a virtual machine creation operation to obtain a target virtual machine.

It can be seen that, before creating a virtual machine in this embodiment of the present invention, various types of software stacks that need to be included in the virtual machine to be created are determined, and then a plurality of pre-created virtual BIOS segments corresponding to the various types of software stacks are called, and then The multiple virtual BIOS segments retrieved above are integrated to obtain a complete virtual BIOS, and then a corresponding virtual machine is generated by using the complete virtual BIOS and the above-mentioned various software stacks. That is, in this embodiment of the present invention, before creating a virtual machine, a virtual BIOS corresponding to the software stack required in the virtual machine is created, so that the virtual BIOS can just satisfy the input and output functions of the software stack in the virtual machine. requirements, avoiding the waste of input and output functions in the virtual machine.

The embodiment of the present invention discloses a specific method for creating a virtual machine. Compared with the previous embodiment, this embodiment further describes and optimizes the technical solution. specific:

In step S11 of the previous embodiment, it is necessary to pre-determine the N types of software stacks that need to be included in the target virtual machine before the target virtual machine is created. In this embodiment, before the process of predetermining the N-type software stacks that need to be included in the target virtual machine, the method further includes: classifying all known software stacks according to different software function types to obtain M-type software stacks. is an integer not less than N; wherein, each type of software stack includes at least one software stack. That is, in this embodiment of the present invention, software stacks may be classified in advance based on the function types of the software.

In addition, in step S12 of the previous embodiment, before the process of respectively retrieving the pre-created N virtual BIOS segments corresponding to the above-mentioned N-type software stacks one-to-one, the method further includes: creating each of the above-mentioned M-type software stacks The virtual BIOS segments corresponding to the class software stack are correspondingly obtained M virtual BIOS segments. That is, the present invention develops a virtual BIOS segment corresponding to the software stack in advance. When a complete virtual BIOS needs to be created later, the corresponding virtual BIOS segment can be directly retrieved, and then the retrieved virtual BIOS segment can be integrated.

Further, in this embodiment of the present invention, after the above-mentioned M virtual BIOS fragments are obtained, the above-mentioned M virtual BIOS fragments can also be saved in the M operating systems in a one-to-one manner, respectively. It can be understood that, the system type of the above M operating systems is preferably a virtual operating system.

Correspondingly, in step S12 of the previous embodiment, according to the above-mentioned N-type software stack, the process of retrieving the pre-created N virtual BIOS fragments corresponding to the above-mentioned N-type software stack one-to-one, specifically includes: from the above-mentioned N-type software stack. The corresponding N virtual BIOS segments are called from the N operating systems corresponding to the software stack. It can be understood that the above-mentioned M operating systems include the above-mentioned N operating systems.

In addition, an embodiment of the present invention also discloses a system for creating a virtual machine, as shown in FIG. 2 , the system includes:

The information determination module 21 is used to predetermine N types of software stacks that need to be included in the target virtual machine before creating the target virtual machine, where N is a positive integer;

The information obtaining module 22 is used to obtain the above-mentioned N-type software stack, and according to the above-mentioned N-type software stack, respectively call pre-created N virtual BIOS fragments corresponding to the above-mentioned N-type software stack;

The virtual BIOS integration module 23 is used for integrating the above N virtual BIOS segments to obtain a virtual BIOS corresponding to the target virtual machine;

The virtual machine creation module 24 is configured to use the above-mentioned N-type software stack and the above-mentioned virtual BIOS to perform a virtual machine creation operation to obtain a target virtual machine.

It can be seen that, before creating a virtual machine in this embodiment of the present invention, various types of software stacks that need to be included in the virtual machine to be created are determined, and then a plurality of pre-created virtual BIOS segments corresponding to the various types of software stacks are called, and then The multiple virtual BIOS segments retrieved above are integrated to obtain a complete virtual BIOS, and then a corresponding virtual machine is generated by using the complete virtual BIOS and the above-mentioned various software stacks. That is, in this embodiment of the present invention, before creating a virtual machine, a virtual BIOS corresponding to the software stack required in the virtual machine is created, so that the virtual BIOS can just satisfy the input and output functions of the software stack in the virtual machine. requirements, avoiding the waste of input and output functions in the virtual machine.

Further, the virtual machine creation system in this embodiment further includes:

The information classification module is used for classifying all known software stacks according to different software function types before the information determination module determines the above-mentioned N-type software stacks, and obtains M-type software stacks, where M is an integer not less than N; Wherein, each type of software stack includes at least one software stack.

In addition, the virtual machine creation system in the embodiment of the present invention further includes:

A virtual BIOS segment creation module, configured to create a virtual BIOS segment corresponding to each type of software stack in the above-mentioned M types of software stacks before the above-mentioned information acquisition module calls the above-mentioned N virtual BIOS segments, and correspondingly obtain M virtual BIOS segments Fragment.

The virtual machine creation system in this embodiment further includes:

The virtual BIOS segment creation module is configured to save the M virtual BIOS segments into the M operating systems on a one-to-one basis after the virtual BIOS segment creation module obtains the M virtual BIOS segments.

Specifically, the above information acquisition module includes a software stack acquisition unit and a virtual BIOS fragment acquisition unit; wherein,

a software stack obtaining unit, used to obtain the above-mentioned N-type software stack;

The virtual BIOS fragment obtaining unit is used for fetching corresponding N virtual BIOS fragments from the N operating systems corresponding to the above-mentioned N types of software stacks.

Finally, it should also be noted that in this document, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply these entities or that there is any such actual relationship or sequence between operations. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

A method and system for creating a virtual machine provided by the present invention have been introduced in detail above. The principles and implementations of the present invention are described with specific examples in this paper. The descriptions of the above embodiments are only used to help understand the present invention. method and its core idea; at the same time, for those skilled in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. Invention limitations.

Claims (10)

1. a method for creating a virtual machine, comprising: Before creating a target virtual machine, pre-determine N types of software stacks that need to be included in the target virtual machine, where N is a positive integer; Acquiring the N-type software stack, and respectively fetching pre-created N virtual BIOS segments corresponding to the N-type software stack according to the N-type software stack; wherein, the virtual BIOS segment is a virtual BIOS program fragment; Integrating the N virtual BIOS segments to obtain a virtual BIOS corresponding to the target virtual machine; A virtual machine creation operation is performed by using the N-type software stack and the virtual BIOS to obtain the target virtual machine. 2. The method for creating a virtual machine according to claim 1, wherein before the process of predetermining the N-type software stack that needs to be included in the target virtual machine, the method further comprises: According to different software function types, all known software stacks are classified to obtain M types of software stacks, where M is an integer not less than N; wherein, each type of software stack includes at least one software stack. 3. The method for creating a virtual machine according to claim 2, wherein, before the process of respectively calling the pre-created N virtual BIOS fragments corresponding to the N-type software stacks one-to-one, the method further comprises: A virtual BIOS segment corresponding to each type of software stack in the M types of software stacks is created, and M virtual BIOS segments are obtained accordingly. 4. The method for creating a virtual machine according to claim 3, wherein after the correspondingly obtaining M virtual BIOS fragments, the method further comprises: The M virtual BIOS segments are stored in the M operating systems on a one-to-one basis, respectively. 5 . The method for creating a virtual machine according to claim 4 , wherein according to the N-type software stack, N virtual BIOS segments that are pre-created and corresponding to the N-type software stack are respectively called. 5 . process, including: The corresponding N virtual BIOS segments are called from the N operating systems corresponding to the N types of software stacks. 6. A system for creating a virtual machine, comprising: an information determination module, configured to predetermine N types of software stacks that need to be included in the target virtual machine before creating the target virtual machine, where N is a positive integer; an information acquisition module, configured to acquire the N-type software stack, and respectively call the pre-created N virtual BIOS segments corresponding to the N-type software stack according to the N-type software stack; wherein, the The virtual BIOS segment is a program segment of the virtual BIOS; a virtual BIOS integration module, configured to integrate the N virtual BIOS segments to obtain a virtual BIOS corresponding to the target virtual machine; A virtual machine creation module, configured to perform a virtual machine creation operation by using the N-type software stack and the virtual BIOS to obtain the target virtual machine. 7. The virtual machine creation system according to claim 6, further comprising: The information classification module is used to classify all known software stacks according to different software function types before the information determination module determines the N-type software stacks, and obtain M-type software stacks, where M is not less than N Integer; where each type of software stack includes at least one software stack. 8. The virtual machine creation system according to claim 7, further comprising: A virtual BIOS segment creation module, configured to create a virtual BIOS segment corresponding to each type of software stack in the M types of software stacks before the information acquisition module calls the N virtual BIOS segments, and obtain M correspondingly A virtual BIOS segment. 9. The virtual machine creation system according to claim 8, further comprising: The virtual BIOS segment creation module is configured to save the M virtual BIOS segments into the M operating systems on a one-to-one basis after the virtual BIOS segment creation module obtains the M virtual BIOS segments. 10. The virtual machine creation system according to claim 9, wherein the information acquisition module comprises: a software stack acquisition unit for acquiring the N-type software stack; A virtual BIOS fragment obtaining unit, configured to retrieve N corresponding virtual BIOS fragments from N operating systems corresponding to the N types of software stacks.

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