CN109240798A - The method and apparatus for managing the external equipment of virtual machine - Google Patents
The method and apparatus for managing the external equipment of virtual machine Download PDFInfo
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- CN109240798A CN109240798A CN201811000217.7A CN201811000217A CN109240798A CN 109240798 A CN109240798 A CN 109240798A CN 201811000217 A CN201811000217 A CN 201811000217A CN 109240798 A CN109240798 A CN 109240798A
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- virtual machine
- external storage
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- 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
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- 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
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
- G06F2009/45583—Memory management, e.g. access or allocation
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- Software Systems (AREA)
- Theoretical Computer Science (AREA)
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The invention discloses a kind of method and apparatus of external equipment for managing virtual machine.The described method includes: identification connects the host of the external storage equipment when receiving the connection request of virtual machine connection external storage equipment；Detect whether the host has been successfully connected the external storage equipment；When detecting that the host has been successfully connected the external storage equipment, the external storage equipment of the host is distributed into the virtual machine and is used.
Description
Technical field
The present invention relates to field of information processing, the method and apparatus of espespecially a kind of external equipment for managing virtual machine.
Background technique
In a computer, virtualization (Virtualization) is a kind of resource management techniques, is by the various of computer
Actual resource, such as server, network, memory and storage, be abstracted, convert after show, break between entity structure
Not cleavable obstacle allows user than the configuration better way of script to apply these resources.The new void of these resources
Quasi- part is that the erection mode by existing resource, region or configuration are not limited.Generally signified virtualization resource includes
Computing capability and data storage.In actual production environment, virtualization technology is mainly used to solve high performance physical hardware
Excess capacity is reused with the too low recombination of old old hardware production capacity, transparence bottom physical hardware, to maximumlly utilize
Physical hardware.
As intel Virtualization Technology application is more and more extensive, in every field, virtual machine also replaces physical machine to run industry gradually
Business.When the business run on virtual machine is more and more, people couple and the requirement of virtual machine are also higher and higher, on the one hand include virtual
On the other hand configuration, performance of machine etc. can desirably use some external storage equipment equipment carries to virtual machine,
Many aspects will all become very convenient since in this way, if for example, people are intended to the file copy inside u disk to virtual machine
On, it is only necessary to USB flash disk is inserted on the host where virtual machine, it, thus can be in virtual machine then by USB flash disk carry to virtual machine
In the file in USB flash disk is written and read.
It is a problem to be solved in consideration of it, how external storage equipment is connected to virtual machine.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides the methods and dress of a kind of external equipment for managing virtual machine
It sets, external storage equipment can be connected to virtual machine.
In order to reach the object of the invention, the present invention provides a kind of methods of external equipment for managing virtual machine, comprising:
When receiving the connection request of virtual machine connection external storage equipment, identification connects the external storage equipment
Host；
Detect whether the host has been successfully connected the external storage equipment；
When detecting that the host has been successfully connected the external storage equipment, by the external storage equipment of the host point
Virtual machine described in dispensing uses.
Wherein, the method also has a characteristic that the external storage equipment by the host distributes to the void
Intending machine use includes:
The virtual machine is distributed to using the external storage equipment as storage resource, and the virtual machine is set to described
The operating right of external storage equipment；
The storage resource distribution information and the operating right are sent to the virtual machine.
Wherein, the method also has a characteristic that the external storage equipment by the host distributes to the void
After quasi- machine use, the method also includes:
Virtual machine is received to the operating result of content in the external storage equipment；
The operating result is saved to the external storage equipment.
Wherein, the method also has a characteristic that the reception virtual machine to content in the external storage equipment
After operating result, the method also includes:
The virtual machine is obtained to the object content changed in content in the external storage equipment；
Judge whether the operation of the object content meets for the operating right of virtual machine distribution；
If it is judged that then executing to meet and saving the operating result to the external storage equipment.
Wherein, the method also has a characteristic that the external storage equipment by the host distributes to the void
After quasi- machine use, the method also includes:
Receive the disconnection request of the virtual machine and the external equipment；
Requested according to the disconnection, stop by external storage equipment distribute to the virtual machine and use.
In order to reach the object of the invention, the present invention also provides a kind of devices of external equipment for managing virtual machine, comprising:
First obtains module, for when receiving the connection request of virtual machine connection external storage equipment, identification to be connected
The host of the external storage equipment；
Detection module, for detecting whether the host has been successfully connected the external storage equipment；
Distribution module detects that the host has been successfully connected the external storage equipment for working as, by the host
External storage equipment is distributed to the virtual machine and is used.
Wherein, described device also has a characteristic that the distribution module includes:
For distributing to the virtual machine for the external storage equipment as storage resource, and institute is arranged in administrative unit
Virtual machine is stated to the operating right of the external storage equipment；
Transmission unit, for sending the storage resource distribution information and the operating right to the virtual machine.
Wherein, described device also has a characteristic that described device further include:
Receiving module, for receiving after the external storage equipment of the host is distributed to the virtual machine use
Operating result of the virtual machine to content in the external storage equipment；
Preserving module, for saving the operating result to the external storage equipment.
Wherein, described device also has a characteristic that described device further include:
Second obtain module, for receive virtual machine to the operating result of content in the external storage equipment after,
The virtual machine is obtained to the object content changed in content in the external storage equipment；
Judgment module, for judging whether the operation of the object content meets for the operating rights of virtual machine distribution
Limit；Wherein when judging result is to meet, executes and save the operating result to the external storage equipment.
Wherein, described device also has a characteristic that described device further include:
Receiving module, for receiving after the external storage equipment of the host is distributed to the virtual machine use
The disconnection of the virtual machine and the external equipment is requested；
Control module, for according to disconnections request, stop by external storage equipment distribute to the virtual machine and make
With.
Embodiment provided by the invention, when receiving the connection request of virtual machine connection external storage equipment, identification connects
The host for connecing the external storage equipment has been successfully connected the external storage equipment detecting the host, by the host
External storage equipment distribute to the virtual machine and use, connect external storage equipment by host, then by host that this is outer
The hardware resource for connecing storage equipment distribution realizes the purpose of virtual machine connection external storage equipment.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by specification, right
Specifically noted structure is achieved and obtained in claim and attached drawing.
Detailed description of the invention
Attached drawing is used to provide to further understand technical solution of the present invention, and constitutes part of specification, with this
The embodiment of application technical solution for explaining the present invention together, does not constitute the limitation to technical solution of the present invention.
Fig. 1 is the flow chart of the method for the external equipment of management virtual machine provided by the invention；
Fig. 2 is the structure chart of the device of the external equipment of management virtual machine provided by the invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature can mutual any combination.
Step shown in the flowchart of the accompanying drawings can be in a computer system such as a set of computer executable instructions
It executes.Also, although logical order is shown in flow charts, and it in some cases, can be to be different from herein suitable
Sequence executes shown or described step.
Fig. 1 is the flow chart of the method for the external equipment of management virtual machine provided by the invention.Method shown in Fig. 1 includes:
Step 101, when receiving the connection request of virtual machine connection external storage equipment, identification connection is described external to deposit
Store up the host of equipment；
Specifically, user gets out external storage equipment, and is inserted on the host of cloud host place, passes through and log in virtual machine pipe
Platform selects cloud host in cloud Host List, carry external storage equipment is being selected in cloud host service function list, in pop-up
The external storage equipment of carry is wanted in selection in external storage equipment list, and confirmation operation is, it can be achieved that external storage equipment is connected
It is connected to the purpose of host.
In this step, it by whether having the equipment newly increased access in external excuse in detection, is newly increased in determination
Equipment access, storage equipment is judged whether it is, to identify the host of external storage equipment.
Whether step 102, the detection host have been successfully connected the external storage equipment；
Wherein, detection mode may determine that the equipment whether host can identify the new access, if it is possible to identify, then examine
It surveys the host and has been successfully connected the external storage equipment, otherwise, then it represents that the host connects described external deposit not successfully
Store up equipment.
Step 103, when detecting that the host has been successfully connected the external storage equipment, external by the host is deposited
Storage equipment is distributed to the virtual machine and is used.
Embodiment of the method provided by the invention is known when receiving the connection request of virtual machine connection external storage equipment
The host for not connecting the external storage equipment has been successfully connected the external storage equipment detecting the host, will be described
The external storage equipment of host is distributed to the virtual machine and is used, and connects external storage equipment by host, then will by host
The hardware resource of external storage equipment distribution realizes the purpose of virtual machine connection external storage equipment.
Embodiment of the method provided by the invention is described further below:
The present invention relates to the schemes of virtual machine carry external storage equipment in openstack technical field of virtualization.
Wherein, the external storage equipment by the host distributes to the virtual machine use and includes:
The virtual machine is distributed to using the external storage equipment as storage resource, and the virtual machine is set to described
The operating right of external storage equipment；
The storage resource distribution information and the operating right are sent to the virtual machine.
Specifically, it is different to virtual machine from distribution hardware resource in the prior art, in the present invention, by external storage equipment
The virtual machine is distributed to as storage resource, the effect of the part storage resource cannot function as the virtual machine and carry out service response
When storage resource, be only limitted to user and the resource in the external storage equipment be written and read, write, increase and is deleted, therefore,
When by the resource allocation virtual machine, the virtual machine is configured to the operating right of the external storage equipment, that is, that edits is interior
Appearance is user's operation, does not include the data of virtual machine own system write-in, such as log.Guarantee on virtual machine system in this way
After external storage equipment disconnection, information still saves in systems file, will not operate normally to system and cause risk, drop simultaneously
The possibility of low leaking data.
After virtual machine is successfully connected external storage equipment, operation is by virtual machine to the content in the external storage equipment
It is operated, therefore, after the external storage equipment of the host is distributed to the virtual machine use, the method is also wrapped
It includes:
Virtual machine is received to the operating result of content in the external storage equipment；
The operating result is saved to the external storage equipment.
Specifically, including reading and/or write operation to the operation of content；User is recorded on the virtual machine to content
Access behavior；Why record access behavior, primarily to guarantee user access behavior safety, convenient for the later period to behaviour
Make the tracking of behavior, reduces system safety hazards；
It is after saving change as a result, realizing the editor to content in external storage equipment if changed to content
Function.
By the above-mentioned means, the management for the external storage equipment that user can be helped to connect by virtual machine, promotes management
Efficiency facilitates management of the user to the content in external storage equipment, improves operation ease, effectively promotes the use of virtual machine
Function.
Wherein, in order to guarantee that virtual machine in the range of presetting, is not influencing the content in external storage equipment
In the case where the normal preservation of virtual machine system file, allow to be managed the content in external storage equipment, therefore, in institute
It states after receiving virtual machine to the operating result of content in the external storage equipment, the method also includes:
The virtual machine is obtained to the object content changed in content in the external storage equipment；
Judge whether the operation of the object content meets for the operating right of virtual machine distribution；
If it is judged that then executing to meet and saving the operating result to the external storage equipment.
For example, if user will save daily record reproduction in system files to external storage equipment, if the increasing
The content added is the object content of change, first has to judge whether the user has permission this document is increased to external storage equipment
Operation, if allow the user carry out content increase operation, further judge that this document increases to the behaviour of external storage equipment
Whether the normal operation of the virtual machine is influenced, it, will not shadow if the user is to carry out file increase by way of duplication
Ring the normal operation of virtual machine；If the user is that the mode of shearing carries out file increase, the normal fortune of virtual machine will affect
Row.
For judging will affect the operation of the normal operation of virtual machine, alarm prompt is issued, and notify that user is correct
Operating method；The operation that will not influence the normal operation of virtual machine for judgement, directly stores data into external storage equipment
In.
Wherein, specific rights management can continue to use way to manage in the prior art, and details are not described herein again.
After virtual machine completes the management operation to external storage equipment, the external storage equipment by the host point
After virtual machine use described in dispensing, the method also includes:
Receive the disconnection request of the virtual machine and the external equipment；
Requested according to the disconnection, stop by external storage equipment distribute to the virtual machine and use.
Specifically, disconnection request can be issued by virtual machine, for example, virtual machine is detected to the external storage equipment
Data manipulation terminated, or edit operation etc. is not carried out to the external storage equipment within pre-set waiting time；When
So, it can also be initiated by host, such as detect that request disconnects external storage equipment and the disconnection of host is requested, alternatively, distributing to
Virtual machine uses the trigger conditions such as after the use duration arrival of the external storage equipment.
After receiving disconnection request, the storage of the external storage equipment is deleted from the storage resource on the virtual machine
Resource, and export the information for prompting the storage resource to delete.
It in summary it can be seen, the scheme that the external storage equipment carry on host is used to virtual machine, the program is realized
Get up simple and clear, also solves the problems, such as that the external storage equipment carry on host is improved virtual machine and used to virtual machine
Flexibility.
It is illustrated by taking the scheme for openstack virtual machine carry external storage equipment as an example:
By using the interface of the libvirt carry equipment provided, by the external storage equipment carry on host to virtual
Machine uses, the precondition of the program:
1, the virtual machine created using libvirt driver.2, there is available external storage equipment on host.
2, the specific steps of the program:
(1) where detection USB device is connected to cloud host on host；
(2) logging request that user logs in virtual machine management platform is received；
(3) after user's success virtual machine management platform, the cloud host that user selects in cloud Host List is received；
(4) carry received in cloud host service function list carry USB device is requested；
(5) pass through shell-command: lsusb sets to obtain the external storage equipment list on host in the USB of pop-up
The USB device of carry is wanted in selection in standby list；
(6) after completing confirmation operation, the carry of USB device is completed.
Application example provided by the invention will be outer on host by using the interface of the libvirt carry equipment provided
Connect the scheme that storage equipment carry is used to virtual machine.
Fig. 2 is the structure chart of the device of the external equipment of management virtual machine provided by the invention.Fig. 2 shown device includes:
First obtains module 201, for when receiving the connection request of virtual machine connection external storage equipment, identification to connect
Connect the host of the external storage equipment；
Detection module 202, for detecting whether the host has been successfully connected the external storage equipment；
Distribution module 203 detects that the host has been successfully connected the external storage equipment for working as, by the host
External storage equipment distribute to the virtual machine and use.
In an Installation practice provided by the invention, the distribution module 203 includes:
For distributing to the virtual machine for the external storage equipment as storage resource, and institute is arranged in administrative unit
Virtual machine is stated to the operating right of the external storage equipment；
Transmission unit, for sending the storage resource distribution information and the operating right to the virtual machine.
In an Installation practice provided by the invention, described device further include:
Receiving module, for receiving after the external storage equipment of the host is distributed to the virtual machine use
Operating result of the virtual machine to content in the external storage equipment；
Preserving module, for saving the operating result to the external storage equipment.
In an Installation practice provided by the invention, described device further include:
Second obtain module, for receive virtual machine to the operating result of content in the external storage equipment after,
The virtual machine is obtained to the object content changed in content in the external storage equipment；
Judgment module, for judging whether the operation of the object content meets for the operating rights of virtual machine distribution
Limit；Wherein when judging result is to meet, executes and save the operating result to the external storage equipment.
In an Installation practice provided by the invention, described device further include:
Receiving module, for receiving after the external storage equipment of the host is distributed to the virtual machine use
The disconnection of the virtual machine and the external equipment is requested；
Control module, for according to disconnections request, stop by external storage equipment distribute to the virtual machine and make
With.
Installation practice provided by the invention is known when receiving the connection request of virtual machine connection external storage equipment
The host for not connecting the external storage equipment has been successfully connected the external storage equipment detecting the host, will be described
The external storage equipment of host is distributed to the virtual machine and is used, and connects external storage equipment by host, then will by host
The hardware resource of external storage equipment distribution realizes the purpose of virtual machine connection external storage equipment.
Those of ordinary skill in the art will appreciate that computer journey can be used in all or part of the steps of above-described embodiment
Sequence process realizes that the computer program can be stored in a computer readable storage medium, the computer program exists
(such as system, unit, device) executes on corresponding hardware platform, when being executed, include the steps that embodiment of the method it
One or combinations thereof.
Optionally, integrated circuit can be used also to realize in all or part of the steps of above-described embodiment, these steps can
To be fabricated to integrated circuit modules one by one respectively, or make multiple modules or steps in them to single integrated electricity
Road module is realized.In this way, the present invention is not limited to any specific hardware and softwares to combine.
Each device/functional module/functional unit in above-described embodiment, which can be adopted, is realized with general computing device realization, it
Can be concentrated on a single computing device, can also be distributed over a network of multiple computing devices.
Each device/functional module/functional unit in above-described embodiment realized in the form of software function module and as
Independent product when selling or using, can store in a computer readable storage medium.Computer mentioned above
Read/write memory medium can be read-only memory, disk or CD etc..
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to protection scope described in claim.
Claims (10)
1. a kind of method for the external equipment for managing virtual machine characterized by comprising
When receiving the connection request of virtual machine connection external storage equipment, identification connects the master of the external storage equipment
Machine；
Detect whether the host has been successfully connected the external storage equipment；
When detecting that the host has been successfully connected the external storage equipment, the external storage equipment of the host is distributed to
The virtual machine uses.
2. the method according to claim 1, wherein the external storage equipment by the host distributes to institute
Stating virtual machine use includes:
The virtual machine is distributed to using the external storage equipment as storage resource, and the virtual machine is set to described external
Store the operating right of equipment；
The storage resource distribution information and the operating right are sent to the virtual machine.
3. method according to claim 1 or 2, which is characterized in that the external storage equipment by the host distributes
After the virtual machine use, the method also includes:
Virtual machine is received to the operating result of content in the external storage equipment；
The operating result is saved to the external storage equipment.
4. according to the method described in claim 3, it is characterized in that, the reception virtual machine is to interior in the external storage equipment
After the operating result of appearance, the method also includes:
The virtual machine is obtained to the object content changed in content in the external storage equipment；
Judge whether the operation of the object content meets for the operating right of virtual machine distribution；
If it is judged that then executing to meet and saving the operating result to the external storage equipment.
5. the method according to claim 1, wherein the external storage equipment by the host distributes to institute
After stating virtual machine use, the method also includes:
Receive the disconnection request of the virtual machine and the external equipment；
Requested according to the disconnection, stop by external storage equipment distribute to the virtual machine and use.
6. a kind of device for the external equipment for managing virtual machine characterized by comprising
First obtains module, described in when receiving the connection request of virtual machine connection external storage equipment, identification is connected
The host of external storage equipment；
Detection module, for detecting whether the host has been successfully connected the external storage equipment；
Distribution module detects that the host has been successfully connected the external storage equipment for working as, by the external of the host
Storage equipment is distributed to the virtual machine and is used.
7. device according to claim 6, which is characterized in that the distribution module includes:
For distributing to the virtual machine for the external storage equipment as storage resource, and the void is arranged in administrative unit
Operating right of the quasi- machine to the external storage equipment；
Transmission unit, for sending the storage resource distribution information and the operating right to the virtual machine.
8. device according to claim 6 or 7, which is characterized in that described device further include:
Receiving module, it is virtual for receiving after the external storage equipment of the host is distributed to the virtual machine use
Operating result of the machine to content in the external storage equipment；
Preserving module, for saving the operating result to the external storage equipment.
9. device according to claim 8, which is characterized in that described device further include:
Second obtains module, for obtaining after receiving virtual machine to the operating result of content in the external storage equipment
The virtual machine is to the object content changed in content in the external storage equipment；
Judgment module, for judging whether the operation of the object content meets for the operating right of virtual machine distribution；Its
In when judging result is to meet, execute and save the operating result to the external storage equipment.
10. device according to claim 6, which is characterized in that described device further include:
Receiving module, for after the external storage equipment of the host is distributed to the virtual machine use, described in reception
The disconnection of virtual machine and the external equipment is requested；
Control module, for being requested according to disconnections, stop by external storage equipment distribute to virtual machine use.
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| CN113157647A (en) * | 2021-03-29 | 2021-07-23 | 普联技术有限公司 | Method and device for accessing mounted file |
| CN113157647B (en) * | 2021-03-29 | 2024-04-26 | 普联技术有限公司 | Method and device for accessing mounted file |
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Application publication date: 20190118 |