CN105630571A - Virtual machine creating method and device - Google Patents
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- CN105630571A CN105630571A CN201410608522.XA CN201410608522A CN105630571A CN 105630571 A CN105630571 A CN 105630571A CN 201410608522 A CN201410608522 A CN 201410608522A CN 105630571 A CN105630571 A CN 105630571A
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
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- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
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Abstract
The invention provides a virtual machine creating method and device. The virtual machine creating method comprises: creating a first virtual machine according to a service model, wherein service data corresponding to the service model is independently stored in a predetermined disk mounted to the first virtual machine; converting the first virtual machine into a template virtual machine, and generating a second virtual machine according to the template virtual machine; copying online the service data from the predetermined disk to a newly created disk, and mounting the newly created disk to the second virtual machine. According to the virtual machine creating method and device, which are provided by the invention, an effect that service data of a virtual machine can be seamlessly connected is achieved.
Description
Technical field
The present invention relates to the communications field, especially relate to a kind of method creating virtual machine and device.
Background technology
At present, a lot of virtual machines are based on the underlying virtual technology such as XEN, KVM and create, after having created virtual machine, it is necessary to for virtual machine, corresponding operating system, conventional office software and business software etc. are installed, for instance dispose Web service, oracle database or sybase database etc. Due in the system of some commercializations, a lot of users and business datum all dynamic (being namely continually changing), therefore, even if after virtual machine changes into virtual machine masterplate, recycle this virtual machine masterplate and create new virtual machine and remain static data is copied. It is to say, prior art is when utilizing the virtual machine created again to create virtual machine as virtual machine masterplate, lacks the business datum that existing network is constantly updated and carry out the operation of synchronization process.
Therefore, prior art is when utilizing template establishment virtual machine, it is impossible to synchronize the business datum that existing network is constantly updated in real time.
Summary of the invention
Present invention is primarily targeted at a kind of virtual machine creation method of offer and device, to reach to solve prior art when utilizing template establishment virtual machine, it is impossible to synchronize the purpose of the technical problem of the business datum that existing network is constantly updated in real time.
In order to achieve the above object, according to an aspect of the invention, it is provided a kind of virtual machine creation method, including: create the first virtual machine according to business model, wherein, it is stored separately on the predetermined disk of the first virtual machine carry corresponding to the business datum of business model; First virtual machine is converted to template virtual machine, and generates the second virtual machine according to template virtual machine; Business datum is copied to online in newly-built disk from predetermined disk, and by newly-built disk carry on the second virtual machine.
Preferably, create the first virtual machine according to business model to include: based on the difference disk management technology of virtual hard disk form (VHD), using father node as female mirror image, according to business model, virtual machine specification is set, and according to virtual machine specification, generate a child node as the first virtual machine for father node; Being the first virtual machine installation foundation data, wherein, basic data includes system, patch, plug-in unit and popular software; Business datum is stored separately on predetermined disk, distributes ID mark for predetermined disk, and ID mark and basic data are stored in data base or the configuration file of the first virtual machine.
Preferably, generate the second virtual machine according to template virtual machine and include: using template virtual machine as template, using father node as female mirror image, generate a new child node as the second virtual machine for father node.
Preferably, business datum is included from copying newly-built disk online to predetermined disk: from data base, read ID mark, the positional information according to the predetermined disk of ID identifier lookup; Use positional information from predetermined disk, business datum to be copied online, and distribute the newly-built disk business datum for real-time storage copies.
Preferably, virtual machine specification includes: central processing unit (CPU) information, memory information and network interface card information.
Preferably, the type of predetermined disk and newly-built disk includes: the disk under Windows system or the disk under linux system; Business datum includes: note data, multimedia message data or intelligent network service data.
According to an aspect of the invention, it is provided a kind of virtual machine creating device, including: creation module, for creating the first virtual machine according to business model, wherein, the business datum corresponding to business model is stored separately on the predetermined disk of the first virtual machine carry; First processing module, for the first virtual machine converts to template virtual machine, and generates the second virtual machine according to template virtual machine; Second processing module, for copying to business datum online in newly-built disk from predetermined disk, and by newly-built disk carry on the second virtual machine.
Preferably, creation module includes: the first processing unit, for the difference disk management technology based on virtual hard disk form (VHD), using father node as female mirror image, according to business model, virtual machine specification is set, and according to virtual machine specification, generate a child node as the first virtual machine for father node; Installation unit, is used for being the first virtual machine installation foundation data, wherein, basic data includes system, patch, plug-in unit and popular software; Second processing unit, for business datum is stored separately on predetermined disk, distributes ID mark for predetermined disk, and ID mark and basic data is stored in data base or the configuration file of the first virtual machine.
Preferably, the first processing module includes: generate unit, is used for template virtual machine as template, using father node as female mirror image, generates a new child node as the second virtual machine for father node.
Preferably, the second processing module includes: the 3rd processing unit, for reading ID mark, the positional information according to the predetermined disk of ID identifier lookup from data base; Fourth processing unit, is used for using positional information from predetermined disk, business datum to be copied online, and distributes the newly-built disk business datum for real-time storage copies.
Compared with prior art, the virtual machine creation method of the present invention and device have the following technical effect that
When utilizing template establishment virtual machine, can individually business datum be saved in the business datum disk of template virtual machine carry, so after new virtual machine creating completes, in real time the business datum of continuous renewal can be copied in the business datum disk of new virtual machine carry, thereby may be ensured that the virtual machine of the establishment data consistency in operating system aspect, the business datum having reached virtual machine can the effect of seamless connection.
Accompanying drawing explanation
Fig. 1 is virtual machine creation method flow chart according to embodiments of the present invention;
Fig. 2 is the configuration diagram utilizing virtual machine and disk in the new virtual machine situation of template virtual machine creating according to the preferred embodiment of the invention;
Fig. 3 is that virtual machine converts the flow chart of virtual machine masterplate to according to the preferred embodiment of the invention;
Fig. 4 is the flow chart utilizing virtual machine masterplate to create new virtual machine according to the preferred embodiment of the invention;
Fig. 5 is the structured flowchart of virtual machine creating device according to embodiments of the present invention;
Fig. 6 is the schematic diagram of virtual machine creating device according to the preferred embodiment of the invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments. Based on the embodiment in the present invention, all other embodiments that those of ordinary skill in the art obtains under the premise not making creative work, broadly fall into the scope of protection of the invention.
The embodiment of the present invention mainly provides a kind of virtual machine creation method and device, to allow to when utilizing template establishment virtual machine, it is possible to synchronize the business datum that existing network is constantly updated in real time.
Before the embodiment of the present invention is described, the technical scheme first embodiment of the present invention provided solves the thinking of its technical problem and does a simple introduction:
The embodiment of the present invention mainly sets about proposing based on the virtual machine creating scheme at line service from three aspects: one is the business model designing virtual machine according to the feature at line service, for instance the business datum that will not change when creating virtual machine is put in disk and the file system of independent carry as far as possible. two is the difference disk management technology (magnetic disc of a kind of chain type) adopting VHD, in this case can only access at father node and check data, only last child node just can the operation of complete paired data and management, process substantial amounts of business datum by the mode of business datum dish corresponding to carry on corresponding virtual machine. three is when creating business virtual machine according to masterplate, first female mirror image (namely father node) is shared, regenerate child node again, thus completing the establishment of virtual machine, then full dose copies the business datum dish of virtual machine carry online, in the process, both the establishment (saving hard disk resources) of virtual machine had been completed, can the business datum dish often changed be mounted on newly created virtual machine again simultaneously, substantially solve the problem utilizing masterplate can only process static data (business datum that existing network is constantly updated cannot be synchronized in real time) when creating virtual machine in prior art, can real-time synchronization at line service. and, virtual machine creating scheme provided by the invention is particularly well-suited to the distributed system based on virtual machine, or some are in the disaster recovery and backup systems etc. of line service.
Embodiments provide a kind of virtual machine creation method. Fig. 1 is virtual machine creation method flow chart according to embodiments of the present invention, as it is shown in figure 1, this flow process includes mainly including the following steps that (step S102-step S106):
Step S102, creates the first virtual machine according to business model, and wherein, the business datum corresponding to business model is stored separately on the predetermined disk of the first virtual machine carry.
Step S104, converts the first virtual machine template virtual machine to, and generates the second virtual machine according to template virtual machine.
Step S106, copies in newly-built disk from predetermined disk online by business datum, and by newly-built disk carry on the second virtual machine.
By each step above-mentioned, owing to business datum is retained separately with other data, under such circumstances, if existing network constantly produces new business datum, just in real time the business datum of these renewals can be copied and is saved in a new disk, and this new disk is mounted on newly-built virtual machine (i.e. above-mentioned second virtual machine).
In a preferred implementation of the embodiment of the present invention, above-mentioned steps S102 can adopt and realize in such a way: first, can based on the difference disk management technology of VHD, using father node as female mirror image, according to business model, virtual machine specification is set, and according to virtual machine specification, a child node is generated as virtual machine for father node, then, for virtual machine installation foundation data (wherein, basic data can include system, patch, plug-in unit and popular software), finally, business datum is stored separately on predetermined disk, ID mark is distributed for predetermined disk, and ID mark and basic data are stored in data base or the configuration file of the first virtual machine.
Owing to business datum is stored separately on predetermined disk, thus will not confuse with other data, in order to when business datum and other data are carried out different operations, will not produce to interfere.
In a preferred implementation of the embodiment of the present invention, above-mentioned steps S104 can adopt and realize in such a way: using template virtual machine as template, using father node as female mirror image, generates a new child node as the second virtual machine for father node.
It is to say, the second virtual machine is with the first virtual machine for template establishment, the second virtual machine and the first virtual machine are all the child nodes of father node.
In a preferred implementation of the embodiment of the present invention, in above-mentioned steps S106, business datum is copied in newly-built disk online from predetermined disk, can adopt in such a way: from data base, first read ID mark, positional information according to the predetermined disk of ID identifier lookup, re-use positional information from predetermined disk, business datum to be copied online, and distribute the newly-built disk business datum for real-time storage copies.
By such mode, the predetermined disk being exclusively used in preservation business datum of the first virtual machine carry can will copy out the business datum of continuous renewal, and be saved in the newly-built disk that can be mounted to the first virtual machine, thus ensure that the seamless connection of existing network business datum.
In embodiments of the present invention, virtual machine specification may include that central processing unit (CPU) information, memory information and network interface card information. Certainly, it is not limited to this, in actual applications, the specification of virtual machine can also include out of Memory, for instance storage disc information etc.
In embodiments of the present invention, the type of predetermined disk and newly-built disk may include that the disk under Windows system or the disk under linux system, for instance D dish under Windows system, E dish etc. It addition, business datum may include that note data, multimedia message data or intelligent network service data, certainly, business datum in actual applications is not limited to this completely, it is possible to include such as video, speech data etc.
By the above-mentioned virtual machine creation method that the embodiment of the present invention provides, can using masterplate to create both can to have shared female mirror image when virtual machine, ensure the concordance of source file (such as, have only to update the related software of image file during updating operation patch), in real time the business datum of on-line operation can also be copied, thus completing the slitless connection at line service.
In order to be more fully understood that above-described embodiment, below in conjunction with Fig. 2 to Fig. 4 and preferred embodiment, the implementation of above-described embodiment is further described in more detail and illustrates. The implementation process of preferred embodiment below is mainly as follows:
First, virtual machine (i.e. above-mentioned first virtual machine) is created according to business model, and at the software etc. of this virtual machine correspondence installed above, wherein important is all to be placed on the disk of this virtual machine carry by corresponding business datum (to ensure that business datum leaves in independent disk as far as possible, i.e. above-mentioned predetermined disk), and the disk of this virtual machine carry is carried out special mark (i.e. above-mentioned ID mark), generally, data about virtual machine can leave in data base or configuration file, therefore this ID mark also can be left in data base or the configuration file of the virtual machine (i.e. above-mentioned first virtual machine) of establishment. after completing virtual machine creating, it is possible to convert this virtual machine (the first virtual machine) to masterplate virtual machine.
Then, utilize the difference disk management technology of VHD, female mirror image can be shared when utilizing the virtual machine masterplate converted to carry out new virtual machine creating, generate new child node according to female mirror image simultaneously, so far, the basic flow process utilizing masterplate to create virtual machine is had been completed.
After this, it is possible to according to relevant configuration information, the business datum that online copy is correlated with is in new carry dish, and is mounted on newly created virtual machine by this carry dish, thus completing the copy work of whole business dish.
Finally, start newly created virtual machine, also just complete the whole establishment based on the virtual machine at line service and running.
Refer to Fig. 2, Fig. 2 is the configuration diagram utilizing virtual machine and disk in the new virtual machine situation of template virtual machine creating according to the preferred embodiment of the invention, father node in Fig. 2 is female mirror image (namely all of data disks used by this masterplate establishment virtual machine), utilize this father's node create virtual machine time all can be newly-generated a child node, can the multiple child node of carry below one father node, child node is the space of virtual machine independent operating, wherein, each child node (i.e. each virtual machine) can carry oneself disk (such as, the D dish of Windows system, E dish etc.), the business of oneself can be loaded (such as on the data disks of these virtual machine carries, note, multimedia message etc.). carry dish undertakes the function of service node and includes the operation to all data, for instance, data base's disk space corresponding to data of operation that is newly-increased and that delete of opening an account is required on the disk of carry to carry out.
At the same time it can also be identified by the disk that data base and configuration file can be correspondence, afterwards when creating virtual machine by masterplate, it is possible to totally copied total data online by this mark.
As can be seen here, the great advantage of this framework is: father node can provide shared stamper data, and data can not be revised easily, and this mode can save data space, ensure that again the data consistency of the aspects such as operating system. Meanwhile, when operating system etc. needs upgrading, it is also possible to this masterplate is changed into virtual machine, the plug-in unit of then upgrading relevant, patch etc., can be used by all of child node after upgrading simultaneously.
Fig. 3 is that virtual machine converts the flow chart of virtual machine masterplate to according to the preferred embodiment of the invention, as it is shown on figure 3, this flow process generally comprises following steps:
Step S302, creates General Virtual Machine.
Step S304, installs the master datas such as operating system, patch, popular software for virtual machine.
Step S306, for virtual machine carry business dish and in data base and configuration file to business disc identifier.
Step S308, loads business datum in business dish.
Step S310, transfers virtual machine to masterplate.
Specifically, virtual machine converts the flow process of template virtual machine to and this can be implemented so that
First, according to business setting virtual machine specification relevant informations such as (such as) 4 core CPU, 4G internal memories, network interface cards, created naked virtual machine and the service packs of correspondence, plug-in unit and conventional tool software etc. have been installed again. Now, the processing procedure of virtual machine basic data is also just completed.
Then, on this basis for the magnetic disk of virtual machine that the virtual machine carry created is relevant, and this disk correspondence ID uniquely identified data are saved in data base or configuration file, in order to use in data recovery procedure.
Finally, in the disk of this virtual machine carry can business datum corresponding to carry, starting after business datum just can using this virtual machine as normal server or client computer use. Meanwhile, when this virtual machine dresses up masterplate, except needing to retain configuration file corresponding to this virtual machine and storage information, in addition it is also necessary to retain ID and the positional information of this virtual machine correspondence carry disk.
Fig. 4 is the flow chart utilizing virtual machine masterplate to create new virtual machine according to the preferred embodiment of the invention, and as shown in Figure 4, this flow process generally comprises following steps:
Step S402, creates new child node as new virtual machine in the mirror nodes of the virtual machine created.
Step S404, reading disk configuration information from data base.
Step S406, is copied to the business datum in disk in new disk by mode full doses such as snapshots.
Step S408, by virtual machine new for new disk carry.
Step S410, starts new virtual machine.
Specifically, the flow process that virtual machine masterplate creates new virtual machine is utilized to this can be implemented so that
First, pull up the child node made new advances at original virtual machine parent node, generate new virtual machine (this process is the flow process that normal masterplate creates virtual machine) according to the virtual machine configuration of parent node etc. simultaneously.
Then, according to the data such as the ID of associative disk carry in data base, the Disk Locality of virtual machine on-line operation before finding, carry out the operations such as online total data copy accordingly.
Finally, after the disk of new copy completes, this disk is mounted on newly created virtual machine, and then completes the process of whole masterplate establishment virtual machine.
Corresponding to the virtual machine creation method that above-described embodiment provides, the embodiment of the present invention additionally provides a kind of virtual machine creating device.
Fig. 5 is the structured flowchart of virtual machine creating device according to embodiments of the present invention, as shown in Figure 5, this virtual machine creating device specifically includes that creation module 10, for creating the first virtual machine according to business model, wherein, it is stored separately on the predetermined disk of the first virtual machine carry corresponding to the business datum of business model; First processing module 20, for the first virtual machine converts to template virtual machine, and generates the second virtual machine according to template virtual machine; Second processing module 30, for copying to business datum online in newly-built disk from predetermined disk, and by newly-built disk carry on the second virtual machine.
On the basis of the virtual machine creating device shown in Fig. 5, the preferred embodiment of the present invention additionally provides a kind of virtual machine creating device.
Fig. 6 is the schematic diagram of virtual machine creating device according to the preferred embodiment of the invention, as shown in Figure 6, in this virtual machine creating device:
Creation module 10 may further include: the first processing unit 12, for the difference disk management technology based on virtual hard disk form (VHD), using father node as female mirror image, according to business model, virtual machine specification is set, and according to virtual machine specification, generate a child node as virtual machine for father node; Installation unit 14, for for virtual machine installation foundation data, wherein, basic data includes system, patch, plug-in unit and popular software; Second processing unit 16, for business datum is stored separately on predetermined disk, distributes ID mark for predetermined disk, and ID mark and basic data is stored in the data base of the first virtual machine.
First processing module 20 may further include: generates unit 22, is used for template virtual machine as template, using father node as female mirror image, generates a new child node as the second virtual machine for father node.
Second processing module 30 may further include: the 3rd processing unit 32, for reading ID mark, the positional information according to the predetermined disk of ID identifier lookup from data base; Fourth processing unit 34, is used for using positional information from predetermined disk, business datum to be copied online, and distributes the newly-built disk business datum for real-time storage copies.
By above-described embodiment or preferred embodiment, both can ensure that the virtual machine concordance in the master data of the aspects such as system, can ensure that again simultaneously and can accomplish single-point upgrading (not affecting other data) for existing network business datum when needs carry out synchronizing upgrading, it is possible to suitable in other online service nodes all. And, by the result of actual performance test and user feedback, virtual machine creation method provided by the invention, it is possible to meet the requirement utilizing template virtual machine creating business virtual machine of user well.
The above is the preferred embodiment of the present invention; it should be pointed out that, for the person of ordinary skill of the art, under the premise without departing from principle of the present invention; can also making some improvements and modifications, these improvements and modifications also should be considered to be encompassed within protection scope of the present invention.
Claims (10)
1. a virtual machine creation method, it is characterised in that including:
Creating the first virtual machine according to business model, wherein, the business datum corresponding to described business model is stored separately on the predetermined disk of described first virtual machine carry;
Described first virtual machine is converted to template virtual machine, and generates the second virtual machine according to described template virtual machine;
Described business datum is copied to online in newly-built disk from described predetermined disk, and by described newly-built disk carry on described second virtual machine.
2. method according to claim 1, it is characterised in that create the first virtual machine according to business model and include:
Based on the difference disk management technology of virtual hard disk form VHD, using father node as female mirror image, virtual machine specification is set according to described business model, and according to described virtual machine specification, generates a child node as described first virtual machine for described father node;
For described first virtual machine installation foundation data, wherein, described basic data includes system, patch, plug-in unit and popular software;
Described business datum is stored separately on described predetermined disk, distributes ID mark for described predetermined disk, and described ID mark and described basic data are stored in data base or the configuration file of described first virtual machine.
3. method according to claim 2, it is characterised in that generate the second virtual machine according to described template virtual machine and include:
Using described template virtual machine as template, using described father node as female mirror image, generate a new child node as described second virtual machine for described father node.
4. method according to claim 3, it is characterised in that described business datum is included from copying newly-built disk online to described predetermined disk:
Described ID mark, the positional information of predetermined disk according to described ID identifier lookup is read from described data base;
Use described positional information from described predetermined disk, described business datum to be copied online, and distribute the business datum that described newly-built disk copies for real-time storage.
5. the method according to any one of claim 2 to 4, it is characterised in that described virtual machine specification includes: central processor CPU information, memory information and network interface card information.
6. method according to any one of claim 1 to 4, it is characterised in that
The type of described predetermined disk and described newly-built disk includes: the disk under Windows system or the disk under linux system;
Described business datum includes: note data, multimedia message data or intelligent network service data.
7. a virtual machine creating device, it is characterised in that including:
Creation module, for creating the first virtual machine according to business model, wherein, the business datum corresponding to described business model is stored separately on the predetermined disk of described first virtual machine carry;
First processing module, for described first virtual machine converts to template virtual machine, and generates the second virtual machine according to described template virtual machine;
Second processing module, for copying to described business datum online in newly-built disk from described predetermined disk, and by described newly-built disk carry on described second virtual machine.
8. device according to claim 7, it is characterised in that described creation module includes:
First processing unit, for the difference disk management technology based on virtual hard disk form VHD, using father node as female mirror image, virtual machine specification is set according to described business model, and according to described virtual machine specification, generate a child node as described first virtual machine for described father node;
Installation unit, for for described first virtual machine installation foundation data, wherein, described basic data includes system, patch, plug-in unit and popular software;
Second processing unit, for described business datum is stored separately on described predetermined disk, distributes ID mark for described predetermined disk, and described ID mark and described basic data is stored in data base or the configuration file of described first virtual machine.
9. device according to claim 8, it is characterised in that described first processing module includes:
Generate unit, be used for described template virtual machine as template, using described father node as female mirror image, generate a new child node as described second virtual machine for described father node.
10. device according to claim 9, it is characterised in that described second processing module includes:
3rd processing unit, for reading described ID mark, the positional information of predetermined disk according to described ID identifier lookup from described data base;
Fourth processing unit, is used for using described positional information from described predetermined disk, described business datum to be copied online, and distributes the business datum that described newly-built disk copies for real-time storage.
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| CN201410608522.XA CN105630571A (en) | 2014-10-31 | 2014-10-31 | Virtual machine creating method and device |
| PCT/CN2015/084352 WO2016065956A1 (en) | 2014-10-31 | 2015-07-17 | Method and device for creating virtual machine |
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