CN110445841A - A kind of method, equipment and the storage medium of cloud physics machine carry cloud disk - Google Patents
A kind of method, equipment and the storage medium of cloud physics machine carry cloud disk Download PDFInfo
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- CN110445841A CN110445841A CN201910631037.7A CN201910631037A CN110445841A CN 110445841 A CN110445841 A CN 110445841A CN 201910631037 A CN201910631037 A CN 201910631037A CN 110445841 A CN110445841 A CN 110445841A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/062—Securing storage systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/067—Distributed or networked storage systems, e.g. storage area networks [SAN], network attached storage [NAS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
- Computing Systems (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The invention discloses a kind of methods of cloud physics machine carry cloud disk, comprising steps of obtaining the cloud disk and corresponding random number for needing carry from Metadata Service;Whether the random number of the random number and local cache that judge the acquisition is identical;It is not identical as the random number of the local cache in response to the random number of the acquisition, execute the operation of cloud disk described in scanning carry.The invention also discloses a kind of computer equipment and readable storage medium storing program for executing.The present invention is using Metadata Service to the security isolation characteristic of tenant's net and management net, newest metadata is obtained from Metadata Service, judge whether carry or unloading volume, and which remote volume is operated, it does not need addition intelligent network adapter and manages net, hardware cost is saved, and there is very strong network security reliability.
Description
Technical field
The present invention relates to server fields, and in particular to a kind of method, equipment and the storage of cloud physics machine carry cloud disk
Medium.
Background technique
Openstack cloud physics machine is to calculate service Nova, network service Neutron, mirroring service Glance and cloud
The integration realizations such as physical machine deployment services Ironic, a cloud physics machine creation process is exactly to dispatch a cloud physics machine in fact
And the process installed to it.When cloud physics machine creates, Ironic remotely controls cloud physics machine by IPMI and starts from PXE,
The deployment mirror image of agent is carried under and, and Ironic installation service is interacted with agent, and user is selected by iscsi agreement
User's mirror image install to cloud physics machine local disk, realize system installation.
Since the local disk of cloud physics machine is easily damaged, data are easily lost, and cause economic loss, therefore, cloud physics
Machine carry cloud hard disk is necessary.Virtual machine can realize the long-range cloud hard disk of carry by the libvirt on host.Cloud object
Reason machine carry cloud hard disk has how network is got through, and how cloud hard disk information transmits, and how to find simultaneously carry cloud in system automatically
The problems such as hard disk.Current several cloud products realize cloud physics machine carry cloud hard disk by way of adding intelligent network adapter+agency, but
Be it is expensive, cost is too high;Cloud physics machine addition management net+agency mode faces the significant problem of network security again.
Therefore, it is badly in need of a kind of method of new cloud physics machine carry cloud disk.
Summary of the invention
In view of this, at least one aspect in order to overcome the above problem, the embodiment of the present invention propose a kind of cloud physics
The method of machine carry cloud disk, comprising steps of
The cloud disk and corresponding random number for needing carry are obtained from Metadata Service;
Whether the random number of the random number and local cache that judge the acquisition is identical;
It is not identical as the random number of the local cache in response to the random number of the acquisition, execute cloud described in scanning carry
The operation of disk.
In some embodiments, the cloud disk of carry and corresponding random number is needed further to wrap from Metadata Service acquisition
It includes:
The cloud disk and corresponding random number for needing carry are periodically obtained from the Metadata Service.
In some embodiments, the operation for executing cloud disk described in scanning carry further comprises:
The random number of the local cache is replaced with the random number of the acquisition.
In some embodiments, the operation for executing cloud disk described in scanning carry further comprises:
There is the cloud disk for needing not continue to carry according in the cloud disk judgement for needing the carry cloud disk of carry, it is right
The cloud disk for needing not continue to carry executes cleaning operation.
In some embodiments, the operation for executing cloud disk described in scanning carry further comprises:
There is the cloud disk for needing to continue carry according in the cloud disk judgement for needing the carry cloud disk of carry, to institute
It states and needs to continue the cloud disk of carry and do not execute operation.
In some embodiments, the operation for executing cloud disk described in scanning carry further comprises:
According to the cloud disk for needing carry and the cloud disk of carry, judge exist in the cloud disk for needing carry
New cloud disk executes scanning carry operation to the new cloud disk.
In some embodiments, further includes:
Determine the cloud disk for needing carry;
It is associated with the cloud disk for needing carry and the cloud physics machine;
The information of the associated cloud disk for needing carry is sent to Metadata Service, and generate it is corresponding it is described with
Machine number.
In some embodiments, being associated with the cloud disk for needing carry with the cloud physics machine further comprises: utilizing
The cloud disk of carry and the cloud physics machine are needed described in cinder interface conjunctionn;
The information of the associated cloud disk for needing carry, which is sent to Metadata Service, further comprises: utilizing
The information of the associated cloud disk for needing carry is sent to Metadata Service by metada interface.
Based on the same inventive concept, according to another aspect of the present invention, the embodiments of the present invention also provide a kind of meters
Calculate machine equipment, comprising:
At least one processor;And
Memory, the memory are stored with the computer program that can be run on the processor, which is characterized in that institute
State the step of executing the method for any cloud physics machine carry cloud disk as described above when processor executes described program.
Based on the same inventive concept, according to another aspect of the present invention, the embodiments of the present invention also provide a kind of meters
Calculation machine readable storage medium storing program for executing, the computer-readable recording medium storage have computer program, and the computer program is processed
The step of method of any cloud physics machine carry cloud disk as described above is executed when device executes.
The present invention has one of following advantageous effects: the present invention nets tenant's net and management using Metadata Service
Security isolation characteristic obtains newest metadata from Metadata Service, judges whether carry or unloading volume, and long-range to which
Volume operates, and does not need addition intelligent network adapter and manages net, saves hardware cost, and have very strong network security reliability.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other embodiments are obtained according to these attached drawings.
Fig. 1 is a kind of flow diagram of the method for cloud physics machine carry cloud disk that the embodiment of the present invention provides;
Fig. 2 is a kind of flow diagram of the method for cloud physics machine carry cloud disk that the embodiment of the present invention provides;
Fig. 3 is a kind of structural block diagram of the method for cloud physics machine carry cloud disk that the embodiment of the present invention provides;
Fig. 4 is the structural schematic diagram for the computer equipment that the embodiment of the present invention provides;
Fig. 5 is the structural schematic diagram for the computer readable storage medium that the embodiment of the present invention provides.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
The embodiment of the present invention is further described in attached drawing.
It should be noted that all statements for using " first " and " second " are for differentiation two in the embodiment of the present invention
The non-equal entity of a same names or non-equal parameter, it is seen that " first " " second " only for the convenience of statement, does not answer
It is interpreted as the restriction to the embodiment of the present invention, subsequent embodiment no longer illustrates this one by one.
It should be noted that in an embodiment of the present invention, Metadata Service is the submodule that OpenStack calculates service
Block, externally offer cloud host metadata additions and deletions, which change the public clouds such as the Restful interface looked into, such as Ali's cloud, Huawei's cloud, this
A service.
According to an aspect of the present invention, a kind of method that the embodiment of the present invention proposes cloud physics machine carry cloud disk, such as
May include step shown in Fig. 1: S1 obtains the cloud disk and corresponding random number for needing carry from Metadata Service;S2,
Whether the random number of the random number and local cache that judge the acquisition is identical;S3, random number and institute in response to the acquisition
The random number for stating local cache is not identical, executes the operation of cloud disk described in scanning carry.
Method disclosed by the invention is by the security isolation characteristic using Metadata Service to tenant's net and management net, from member
Data service obtains newest metadata, judges whether carry or unloading volume, and operate to which remote volume, does not need to add
Add intelligent network adapter and management net, saves hardware cost, and there is very strong network security reliability.
Below with reference to Fig. 2 shows the flow diagram of method of cloud physics machine carry cloud disk be described in detail.
Firstly, it is necessary to obtain the cloud disk and corresponding random number for needing carry from Metadata Service.
In some embodiments, the cloud disk for needing carry can be determined first;Then it is associated with institute on a control level
State the cloud disk for needing carry and the cloud physics machine;The cloud disk for needing carry is finally sent to Metadata Service, and raw
At the corresponding random number.
Specifically, user can determine which cloud disk needs to be mounted to cloud physics machine by cloud platform operation interface, then
Being associated with for cloud physics machine on a control level and cloud disk is realized using relevant interface.
The binding logic of interface specific implementation control plane cloud physics machine and cloud hard disk are as follows:
Interface URL is /baremeatl/ { baremetal_id }/os-volume_attachments, POST method;API
The cloud hard disk UUID in body is obtained, the interface of api layer bm_attach_volume is called, which obtains the DB of cloud physics machine
Object, and pass through the method bm_attach_volume of rpc calling compute Manager.Bm_attach_volume passes through
Ironic_client calls ironic interface to obtain cloud physics machine information, calls cinder interface to obtain by cinder_client
The iqn information (UUID sequence number information) of each cloud hard disk is taken, and cloud physics machine is registered into rear end and is stored, cloud hard disk is bound
To cloud physics machine.Update_volume_metada interface is called to go to update the metadata of cloud physics machine.update_volume_
Cloud hard disk iqn information list is updated to the metadata volume_list of cloud physics machine by metada interface;And generate one with
Machine number flag judges whether to carry operation for acting on behalf of, and is also updated to metadata.
So far, the cloud physics machine carry cloud hard disk operation of control plane terminates, cinder creation cloud hard disk with cloud object
Reason machine rear end cloud physics machine is associated.
It should be noted that flag is the key of a metadata, its value is a random number, persistence to metadata
In service, only when user carries out carry/unloading operation by cloud platform operation interface, the service of control layer just can be by it more
Newly.
It, can be sharp in cloud physics machine after being associated on a control level to the cloud disk and cloud physics machine that need carry
With the agency service bm_volume_agent for carrying out carry cloud hard disk, this agency service is installed when making cloud physics machine mirror image
Into mirror image, and the service unit of systemd management is registered as, booting service self-starting.
In some embodiments of the invention, the cloud disk and corresponding random number for needing carry are obtained from Metadata Service
It include: that the cloud disk and corresponding random number that need carry are periodically obtained from the Metadata Service.Of the invention several
In further embodiment, the operation for executing scanning carry cloud disk further comprises: with the random number replacement local cache obtained
Random number.
According to one embodiment of present invention, this Broker Core is a timed task, every such as 20 seconds periodically from
Metadata Service obtains the metadata of the primary cloud physics machine, and parsing needs carry cloud hard disk list and carry attribute field, from
And obtain the cloud disk and corresponding random number for needing carry.
It should be noted that obtaining the period can set according to actual needs, it is not merely defined in 20 seconds.
Then, judge whether the random number of the random number and local cache is identical.
Timed task in cloud physics machine periodically obtains the metadata of host: volume_list and flag, every time
Acquisition can all compare with the flag locally deposited and deposit new flag to local.By the carry mark for comparing local cache
Mark flag in field local_flag and metadata judges whether that doing scanning hangs disk operation.
If flag ≠ local_flag, illustrate that having invoked cloud physics machine carry cloud hard-disk interface namely control layer carries out
At this moment carry operation needs to execute carry task in data Layer, need to be implemented scanning carry operation, will in cloud hard disk list
Remote volume carry updates local attribute field to local.
If flag=local_flag, illustrates that user does not have calling interface, do not operate.
In some embodiments, executing scanning carry operation may include: to be judged according to the cloud disk for needing carry
There is the cloud disk for needing not continue to carry in cloud disk through carry, cleaning behaviour is executed to the cloud disk for needing not continue to carry
Make.According to further embodiments, judge to exist in the cloud disk of carry according to the cloud disk for needing carry and need to continue
The cloud disk of carry does not execute operation to the cloud disk for needing to continue carry.According to further embodiments, according to the needs
The cloud disk of the cloud disk of carry and carry, judges in the cloud disk for needing carry there are new cloud disk, to described new
Cloud disk executes scanning carry operation.
Specifically, the cloud disk of such as last time carry is A, B, C, specifically needing the cloud disk of carry is A, B, D.So executing
When carry task, the movement that each volume needs to carry out, i.e. A, B are got in metadata, D needs carry, and C needs unload
It carries.
When periodic duty operates each cloud hard disk for wanting carry, first judge current state and dbjective state whether phase
Deng, then do corresponding actions.Such as: carry, target are carry by A, B, then do not act;D does not have carry, then sweeps disk carry.Period
When task operates each cloud hard disk to be unloaded, cleaning operation is directly executed.
In some embodiments of the invention, method further include: determine the cloud disk for needing carry;Association needs the cloud of carry
Disk and cloud physics machine;The information of the associated cloud disk for needing carry is sent to Metadata Service, and is generated corresponding random
Number.According to further embodiments, being associated with the cloud disk for needing carry with the cloud physics machine further comprises: utilizing
The cloud disk of carry and the cloud physics machine are needed described in cinder interface conjunctionn.By the associated cloud disk for needing carry
Information is sent to Metadata Service: using metada interface by the letter of the associated cloud disk for needing carry
Breath is sent to Metadata Service.
It is described in detail below with reference to structural block diagram shown in Fig. 3.
As shown in figure 3, carry cloud hard-disk interface receives pre- carry cloud hard disk uuid, it is added to the metadata of cloud physics machine
In, it generates an attribute field and is updated to metadata.Cinder interface is called to bind cloud physics machine with remote volume.Cloud object
By being injected into mirror image in advance and self-starting acts on behalf of bm_volume_agent and completes carry: timed task in reason machine system
Period obtains cloud physics machine metadata, and whether judges upper layer according to whether flag is equal with the local_flag locally saved
Operation.If unequal, the carry on data Layer is carried out.
Based on the same inventive concept, according to another aspect of the present invention, as shown in figure 4, the embodiment of the present invention also mentions
Supply a kind of computer equipment 501, comprising:
At least one processor 520;And
Memory 510, memory 510 are stored with the computer program 511 that can be run on a processor, and processor 520 is held
The step of method of any cloud physics machine carry cloud disk as above is executed when line program.
Based on the same inventive concept, according to another aspect of the present invention, as shown in figure 5, the embodiment of the present invention also mentions
A kind of computer readable storage medium 601 is supplied, computer readable storage medium 601 is stored with computer program instructions 610, meter
The step of method of any cloud physics machine carry cloud disk as above is executed when calculation machine program instruction 610 is executed by processor.
Finally, it should be noted that those of ordinary skill in the art will appreciate that realizing the whole in above-described embodiment method
Or part process, related hardware can be instructed to complete by computer program, program to can be stored in one computer-readable
It takes in storage medium, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, storage medium
It can be magnetic disk, CD, read-only memory (ROM) or random access memory (RAM) etc..The implementation of above-mentioned computer program
Example, can achieve the identical or similar effect of corresponding aforementioned any means embodiment.
In addition, typically, device disclosed by the embodiments of the present invention, equipment etc. can be various electric terminal equipments, such as hand
Machine, personal digital assistant (PDA), tablet computer (PAD), smart television etc., are also possible to large-scale terminal device, such as server
Deng, therefore protection scope disclosed by the embodiments of the present invention should not limit as certain certain types of device, equipment.The present invention is implemented
Client disclosed in example, which can be, is applied to any one of the above electricity with the combining form of electronic hardware, computer software or both
In sub- terminal device.
In addition, disclosed method is also implemented as the computer program executed by CPU according to embodiments of the present invention, it should
Computer program may be stored in a computer readable storage medium.When the computer program is executed by CPU, the present invention is executed
The above-mentioned function of being limited in method disclosed in embodiment.
In addition, above method step and system unit also can use controller and for storing so that controller is real
The computer readable storage medium of the computer program of existing above-mentioned steps or Elementary Function is realized.
In addition, it should be appreciated that the computer readable storage medium (for example, memory) of this paper can be volatibility and deposit
Reservoir or nonvolatile memory, or may include both volatile memory and nonvolatile memory.As an example and
Unrestricted, nonvolatile memory may include read-only memory (ROM), programming ROM (PROM), electrically programmable ROM
(EPROM), electrically erasable programmable ROM (EEPROM) or flash memory.Volatile memory may include that arbitrary access is deposited
Reservoir (RAM), the RAM can serve as external cache.As an example and not restrictive, RAM can be with a variety of
Form obtains, such as synchronous random access memory (DRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate SDRAM (DDR
SDRAM), enhance SDRAM (ESDRAM), synchronization link DRAM (SLDRAM) and directly Rambus RAM (DRRAM).Institute is public
The storage equipment for the aspect opened is intended to the memory of including but not limited to these and other suitable type.
Those skilled in the art will also understand is that, various illustrative logical blocks, mould in conjunction with described in disclosure herein
Block, circuit and algorithm steps may be implemented as the combination of electronic hardware, computer software or both.It is hard in order to clearly demonstrate
This interchangeability of part and software, with regard to various exemplary components, square, module, circuit and step function to its into
General description is gone.This function is implemented as software and is also implemented as hardware depending on concrete application and application
To the design constraint of whole system.The function that those skilled in the art can realize in various ways for every kind of concrete application
Can, but this realization decision should not be interpreted as causing a departure from range disclosed by the embodiments of the present invention.
Various illustrative logical blocks, module and circuit, which can use, in conjunction with described in disclosure herein is designed to
The following component of function here is executed to realize or execute: general processor, digital signal processor (DSP), dedicated integrated electricity
It is road (ASIC), field programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete
Any combination of hardware component or these components.General processor can be microprocessor, but alternatively, processor can
To be any conventional processors, controller, microcontroller or state machine.Processor also may be implemented as calculating the group of equipment
Close, for example, the combination of DSP and microprocessor, multi-microprocessor, one or more microprocessors combination DSP and/or it is any its
Its this configuration.
The step of method in conjunction with described in disclosure herein or algorithm, can be directly contained in hardware, be held by processor
In capable software module or in combination of the two.Software module may reside within RAM memory, flash memory, ROM storage
Device, eprom memory, eeprom memory, register, hard disk, removable disk, CD-ROM or known in the art it is any its
In the storage medium of its form.Illustrative storage medium is coupled to processor, enables a processor to from the storage medium
Information is written to the storage medium in middle reading information.In an alternative, storage medium can be integral to the processor
Together.Pocessor and storage media may reside in ASIC.ASIC may reside in user terminal.In an alternative
In, it is resident in the user terminal that pocessor and storage media can be used as discrete assembly.
In one or more exemplary designs, function can be realized in hardware, software, firmware or any combination thereof.
If realized in software, can using function as one or more instruction or code may be stored on the computer-readable medium or
It is transmitted by computer-readable medium.Computer-readable medium includes computer storage media and communication media, which is situated between
Matter includes any medium for helping for computer program to be transmitted to another position from a position.Storage medium can be energy
Any usable medium being enough accessed by a general purpose or special purpose computer.As an example and not restrictive, the computer-readable medium
It may include that RAM, ROM, EEPROM, CD-ROM or other optical disc memory apparatus, disk storage equipment or other magnetic storages are set
It is standby, or can be used for carrying or storage form be instruct or the required program code of data structure and can by general or
Special purpose computer or any other medium of general or specialized processor access.In addition, any connection can suitably claim
For computer-readable medium.For example, if using coaxial cable, optical fiber cable, twisted pair, digital subscriber line (DSL) or all
It is if the wireless technology of infrared ray, radio and microwave to send software from website, server or other remote sources, then above-mentioned coaxial
Cable, fiber optic cable, twisted pair, DSL or such as wireless technology of infrared ray, radio and microwave are included in determining for medium
Justice.As used herein, disk and CD include compact disk (CD), it is laser disk, CD, digital versatile disc (DVD), soft
Disk, Blu-ray disc, wherein disk usually magnetically reproduce data, and CD using laser optics reproduce data.Above content
Combination should also be as being included in the range of computer-readable medium.
It is exemplary embodiment disclosed by the invention above, it should be noted that in the sheet limited without departing substantially from claim
Under the premise of inventive embodiments scope of disclosure, it may be many modifications and modify.According to open embodiment described herein
The function of claim to a method, step and/or movement be not required to the execution of any particular order.In addition, although the present invention is implemented
Element disclosed in example can be described or be required in the form of individual, but be unless explicitly limited odd number, it is understood that be multiple.
It should be understood that it is used in the present context, unless the context clearly supports exceptions, singular " one
It is a " it is intended to also include plural form.It is to be further understood that "and/or" used herein refers to including one or one
Any and all possible combinations of a above project listed in association.
It is for illustration only that the embodiments of the present invention disclose embodiment sequence number, does not represent the advantages or disadvantages of the embodiments.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
Complete, relevant hardware can also be instructed to complete by program, program can store in a kind of computer-readable storage
In medium, storage medium mentioned above can be read-only memory, disk or CD etc..
It should be understood by those ordinary skilled in the art that: the discussion of any of the above embodiment is exemplary only, not
It is intended to imply that range disclosed by the embodiments of the present invention (including claim) is limited to these examples;In the think of of the embodiment of the present invention
Under road, it can also be combined between the technical characteristic in above embodiments or different embodiments, and there is this hair as above
Many other variations of the different aspect of bright embodiment, for simplicity, they are not provided in details.Therefore, all in the present invention
Within the spirit and principle of embodiment, any omission, modification, equivalent replacement, improvement for being made etc. be should be included in of the invention real
It applies within the protection scope of example.
Claims (10)
1. a kind of method of cloud physics machine carry cloud disk, comprising steps of
The cloud disk and corresponding random number for needing carry are obtained from Metadata Service;
Whether the random number of the random number and local cache that judge the acquisition is identical;
It is not identical as the random number of the local cache in response to the random number of the acquisition, execute cloud disk described in scanning carry
Operation.
2. the method as described in claim 1, which is characterized in that obtain the cloud disk and correspondence for needing carry from Metadata Service
Random number further comprise:
The cloud disk and corresponding random number for needing carry are periodically obtained from the Metadata Service.
3. method according to claim 2, which is characterized in that the operation for executing cloud disk described in scanning carry further comprises:
The random number of the local cache is replaced with the random number of the acquisition.
4. the method as described in claim 1, which is characterized in that the operation for executing cloud disk described in scanning carry further comprises:
There is the cloud disk for needing not continue to carry according in the cloud disk judgement for needing the carry cloud disk of carry, to described
The cloud disk for needing not continue to carry executes cleaning operation.
5. the method as described in claim 1, which is characterized in that the operation for executing cloud disk described in scanning carry further comprises:
There is the cloud disk for needing to continue carry according in the cloud disk judgement for needing the carry cloud disk of carry, to the need
The cloud disk for continuing carry does not execute operation.
6. the method as described in claim 1, which is characterized in that the operation for executing cloud disk described in scanning carry further comprises:
According to the cloud disk for needing carry and the cloud disk of carry, judge to exist in the cloud disk for needing carry new
Cloud disk executes scanning carry operation to the new cloud disk.
7. the method as described in claim 1, which is characterized in that further include:
Determine the cloud disk for needing carry;
It is associated with the cloud disk for needing carry and the cloud physics machine;
The information of the associated cloud disk for needing carry is sent to Metadata Service, and is generated corresponding described random
Number.
8. the method for claim 7, which is characterized in that the association cloud disk for needing carry and the cloud physics machine into
One step includes: to utilize the cloud disk and the cloud physics machine that carry is needed described in cinder interface conjunctionn;
The information of the associated cloud disk for needing carry, which is sent to Metadata Service, further comprises: being connect using metada
The information of the associated cloud disk for needing carry is sent to Metadata Service by mouth.
9. a kind of computer equipment, comprising:
At least one processor;And
Memory, the memory are stored with the computer program that can be run on the processor, which is characterized in that the place
Manage the method executed as described in claim 1-8 any one when device executes described program.
10. a kind of computer readable storage medium, the computer-readable recording medium storage has computer program, and feature exists
In perform claim requires method described in 1-8 any one when the computer program is executed by processor.
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CN201910631037.7A CN110445841B (en) | 2019-07-12 | 2019-07-12 | Cloud disk mounting method and device for cloud physical machine and storage medium |
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CN201910631037.7A CN110445841B (en) | 2019-07-12 | 2019-07-12 | Cloud disk mounting method and device for cloud physical machine and storage medium |
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CN110445841B CN110445841B (en) | 2022-04-22 |
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