CN106886369A - A kind of cloud hard disk management method and system based on OpenStack cloud platforms - Google Patents
A kind of cloud hard disk management method and system based on OpenStack cloud platforms Download PDFInfo
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- CN106886369A CN106886369A CN201710046942.7A CN201710046942A CN106886369A CN 106886369 A CN106886369 A CN 106886369A CN 201710046942 A CN201710046942 A CN 201710046942A CN 106886369 A CN106886369 A CN 106886369A
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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
- G06F3/0604—Improving or facilitating administration, e.g. storage management
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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
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0629—Configuration or reconfiguration of 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
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0662—Virtualisation aspects
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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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- 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
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0674—Disk device
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Abstract
The invention discloses a kind of cloud hard disk management method and system based on OpenStack cloud platforms, it is related to field of cloud computer technology.The method is comprised the following steps：Cloud hard disk and cloud main frame are respectively created according to user's request, and cloud hard disk is mounted on cloud main frame, cloud hard disk includes that user is the master disk that cloud main frame is selected；The information and the related information between cloud main frame and cloud hard disk of the cloud hard disk and cloud main frame for creating are recorded, related information includes the ID of cloud main frame and whether the cloud hard disk of the ID of the cloud hard disk of carry and carry is master disk thereon；The query statement of user is received, the cloud hard disk list of the cloud main frame being queried is built and shown according to related information, whether the list of cloud hard disk includes being mounted with whether cloud hard disk and the cloud hard disk of carry are master disk on cloud main frame.The present invention can quick search go out cloud main frame whether carry cloud hard disk, and whether the cloud hard disk of carry is master disk, significantly reduces the load of cloud platform.
Description
The present invention relates to field of cloud computer technology, a kind of cloud hard disk pipe based on OpenStack cloud platforms is specifically related to
Reason method and system.
Background technology
OpenStack is a cloud computing management platform project increased income, and can provide virtual resources to user
Management platform, wherein, cloud main frame it is general by the virtual machine (kernel-based virtual machine, KVM) based on kernel/
QEMU Intel Virtualization Technologies are provided, and cloud hard disk is general to be provided by iSCSI or other storage virtualization technologies.Because cloud main frame and cloud are hard
Disk comes from two different technology modules, and the related data of cloud hard disk is lacked in the table data for causing cloud main frame.For example, cloud
Whether main frame is mounted with cloud hard disk, and whether the cloud hard disk of carry is master disk, so as to cause the application based on OpenStack
System cannot represent and perform the problem of disabling or unloading cloud hard disk operation to user with open arms.Headed by the method for using at present
First retrieval obtains the data (being shown in Table 1) of the cloud main frame of OpenStack cloud platforms, and then retrieval obtains OpenStack cloud platforms
The data (being shown in Table 2) of all of cloud hard disk, the data of cloud hard disk include the cloud main frame UUID of cloud hard disk and cloud hard disk institute carry,
Finally the data by the cloud main frame UUID in the data of cloud main frame one by one with all of cloud hard disk are matched, according to matching result
To judge whether cloud main frame is mounted with cloud hard disk.
| UUID | Title |
| c1d95afb-6ddb-4feb-a50b-4c1dce2e0952 | Cloud main frame 1 |
| 72b7b1dc-c5b2-11e6-ab93-fa163e3f8b77 | Cloud main frame 2 |
Table 1：The data of the cloud main frame retrieved by OpenStack
Table 2：The data of the cloud hard disk retrieved by OpenStack
Therefore, this method needs to initiate retrieval request twice to OpenStack cloud platforms, and due to cloud hard disk and its
The cloud main frame UUID of institute's carry does not have incidence relation, it is necessary to be retrieved to all of cloud hard disk, and according to cloud main frame UUID by
One table data for comparing cloud hard disk, as the quantity of cloud hard disk is on the increase, retrieves and matches the spent time increasingly
It is long, cause the operation for representing or disabling, unload cloud hard disk to user time-consuming more long, and also the load of cloud platform is larger.
The content of the invention
It is a kind of based on OpenStack clouds it is a primary object of the present invention to provide for defect present in prior art
The cloud hard disk management method of platform, another object of the present invention is to provide a kind of cloud hard disk based on OpenStack cloud platforms
Management system, can quick search go out cloud main frame whether carry cloud hard disk, and whether the cloud hard disk of carry is master disk.
The present invention provides a kind of cloud hard disk management method based on OpenStack cloud platforms, and it is used to inquiring about and showing use
The cloud main frame of family request establishment and the thereon information of the cloud hard disk of carry, comprise the following steps：
Cloud hard disk and cloud main frame are respectively created according to user's request, and cloud hard disk is mounted on cloud main frame, the cloud is hard
Disk includes that user is the master disk that cloud main frame is selected；
The information and the related information between cloud main frame and cloud hard disk of the cloud hard disk and cloud main frame for creating are recorded, it is described
Related information includes the ID of cloud main frame and whether the cloud hard disk of the ID of the cloud hard disk of carry and carry is master disk thereon；
The query statement of user is received, the cloud hard disk row of the cloud main frame being queried are built and show according to the related information
Whether table, cloud hard disk list includes being mounted with whether cloud hard disk and the cloud hard disk of carry are master disk on cloud main frame.
On the basis of above-mentioned technical proposal, the user's request includes creating the first user request of cloud hard disk and creates
The second user request of cloud main frame, the second user request also includes the master disk that user selectes from the cloud hard disk for having created
Information；
It is according to the method that user's request is respectively created cloud hard disk and cloud main frame：
Cloud hard disk is created according to first user request；
Cloud main frame is created according to second user request, and the cloud hard disk that user is selected is set to master disk.
On the basis of above-mentioned technical proposal, the user's request includes the data of cloud hard disk and cloud main frame to be created,
The cloud hard disk is the master disk of cloud main frame；
It is according to the method that user's request is respectively created cloud hard disk and cloud main frame：
Cloud hard disk and cloud main frame are created according to the user's request successively, and the cloud hard disk is set to the main magnetic of cloud main frame
Disk.
On the basis of above-mentioned technical proposal, the information of the cloud main frame includes the ID and cloud Hostname of cloud main frame, institute
Stating the information of cloud hard disk includes that ID, cloud hard disk title and the storage of the cloud main frame of the ID and/or cloud hard disk institute carry of cloud hard disk are empty
Between size.
On the basis of above-mentioned technical proposal, the ID of the cloud main frame includes cloud main frame UUID and to cloud main frame setting
Major key, the ID of the cloud hard disk includes cloud hard disk UUID and the major key set to the cloud hard disk.
On the basis of above-mentioned technical proposal, the information and cloud main frame and cloud of the cloud hard disk and cloud main frame for creating are recorded
The method of the related information between hard disk is：
The list of cloud hard disk, cloud Host List and linked list are respectively created, the cloud hard disk list stores the master of cloud hard disk
Key, cloud hard disk UUID, cloud hard disk title and storage size, the cloud Host List store major key, the cloud main frame of cloud main frame
UUID and cloud Hostname, the thereon major key of the linked list storage cloud main frame and the major key of the cloud hard disk of carry and extension
Whether the cloud hard disk of load is master disk.
On the basis of above-mentioned technical proposal, the cloud for building and showing the cloud main frame being queried according to the related information is hard
The method of disk list is：
Based on the linked list, retrieval obtains the cloud being queried from cloud hard disk list and cloud Host List respectively
The information of the information of main frame and its cloud hard disk of carry；
The cloud hard disk list of the cloud main frame being queried is built according to retrieval result, cloud hard disk list includes cloud main frame
Whether major key and UUID, the major key of cloud hard disk and UUID and cloud hard disk are master disk.
On the basis of above-mentioned technical proposal, the cloud hard disk management method also includes that performing user arranges the cloud hard disk
The unloading operation that cloud hard disk on table is carried out, and show operating result.
On the basis of above-mentioned technical proposal, the unloading behaviour that user is carried out to the cloud hard disk in the cloud hard disk list is performed
Specifically include：
Unloading button is respectively provided with to the cloud hard disk in the cloud hard disk list；
Judge whether cloud hard disk is master disk, if so, then disabling unloading button；If it is not, then enabling unloading button；
When user clicks on the unloading button for enabling, cloud hard disk is unloaded, and from cloud hard disk list and linked list
Delete the cloud hard disk of unloading.
The present invention also provides a kind of cloud hard Disk Management System based on OpenStack cloud platforms, and it is used to inquire about and shows
The cloud main frame of user's request establishment and the thereon information of the cloud hard disk of carry, it includes：
Creation module, it is used to be respectively created cloud hard disk and cloud main frame according to user's request, and cloud hard disk is mounted into cloud
On main frame, the cloud hard disk includes that user is the master disk that cloud main frame is selected；
Logging modle, it is used between the cloud hard disk of record establishment and the information and cloud main frame and cloud hard disk of cloud main frame
Related information, the ID of the related information including cloud main frame and thereon the cloud hard disk of the ID of the cloud hard disk of carry and carry
Whether it is master disk；
Enquiry module, its query statement for being used to receive user builds according to the related information and shows what is be queried
Whether the cloud hard disk list of cloud main frame, cloud hard disk list includes being mounted with cloud main frame the cloud hard disk of cloud hard disk and carry
Whether it is master disk.
Compared with prior art, advantages of the present invention is as follows：
(1) present invention can quick search go out cloud main frame whether carry cloud hard disk, and carry cloud hard disk whether based on
Disk, highly shortened retrieval and matching cloud main frame and the time that the cloud hard disk of carry is spent thereon, not only reduce use
The stand-by period at family, and significantly reduce the load of cloud platform.
(2) by the list of cloud hard disk and cloud Host List, cloud hard disk and cloud main frame that can be respectively to creating enter the present invention
Row management, and the cloud of the linked list record cloud main frame that is built based on the list of cloud hard disk and cloud Host List and carry thereon is hard
The incidence relation of disk, is easy to that subsequently cloud hard disk is inquired about and operated according to user's request, improves cloud platform to cloud hard disk
With the efficiency of management of cloud main frame.
(3) present invention sets user's operation button to the cloud hard disk on cloud Host List, performs user and operates and show behaviour
Make result, facilitate user to be managed cloud hard disk, improve Consumer's Experience.
Brief description of the drawings
Fig. 1 is the cloud hard disk management method flow chart that the embodiment of the present invention is based on OpenStack cloud platforms；
Fig. 2 is the cloud hard disk management method flow chart that another embodiment of the present invention is based on OpenStack cloud platforms；
Fig. 3 is the cloud hard Disk Management System schematic diagram that the embodiment of the present invention is based on OpenStack cloud platforms.
Specific embodiment
For the ease of following description, the explanation of some terms is given first：
Cloud main frame：Set up by KVM/QEMU or other Intel Virtualization Technologies, and receive the virtual machine of OpenStack management.
Cloud hard disk：Set up by storage virtualization technology, cloud main frame can be supplied to be used as disk, and receive
The virtual disk of OpenStack management.
Application system：Cloud main frame, cloud hard disk and other resources are managed based on OpenStack API, and it is extra real
The software systems of customer service logic are showed.
Master disk：Virtual disk for being loaded into main boot information in cloud host-initiated.
Below in conjunction with the accompanying drawings and specific embodiment the present invention is described in further detail.
Shown in Figure 1, the embodiment of the present invention provides a kind of cloud hard disk management method based on OpenStack cloud platforms,
Its cloud main frame for being used to inquire about and show user's request establishment and the thereon information of the cloud hard disk of carry, comprise the following steps：
S1. cloud hard disk and cloud main frame are respectively created according to user's request, and cloud hard disk is mounted on cloud main frame, cloud hard disk
It is the master disk that cloud main frame is selected including user.
A kind of implementation method of the invention, user's request includes creating the first user request of cloud hard disk and creates cloud
The second user request of main frame, second user request also includes the letter of the master disk that user selectes from the cloud hard disk for having created
Breath, be according to the method that user's request is respectively created cloud hard disk and cloud main frame：Asked according to first user, call OpenStack
API creates cloud hard disk, creates cloud hard disk, is asked according to second user, calls OpenStack API to create cloud main frame, and will use
The selected cloud hard disk in family is set to master disk.
Another embodiment of the invention, user's request includes the data of cloud hard disk and cloud main frame to be created,
Cloud hard disk is the master disk of cloud main frame.Cloud hard disk is respectively created according to user's request and cloud main frame specifically includes following steps：Root
Call OpenStackAPI to create cloud hard disk and cloud main frame successively according to user's request, and the cloud hard disk is set to the master of cloud main frame
Disk.
One existing cloud hard disk of selection is only allowed during user's establishment cloud main frame carries out carry, or newly one cloud of establishment is hard
Disk and by application system carry, by sending block_device_mapping_v2 parameters, the cloud that user is created or chosen is hard
Disk is set to master disk.After the completion of cloud main frame is created, according to user's request, OpenStack API can be called to continue as cloud master
The more cloud hard disks of machine carry.
S2. the cloud hard disk of establishment and the information of cloud main frame and the related information between cloud main frame and cloud hard disk are recorded, is closed
Connection information includes the ID of cloud main frame and whether the cloud hard disk of the ID of the cloud hard disk of carry and carry is master disk thereon.
The ID and cloud Hostname of the information of cloud main frame including cloud main frame, the information of cloud hard disk include the ID of cloud hard disk and/
Or the ID of the cloud main frame of cloud hard disk institute carry, cloud hard disk title and storage size.
The ID of cloud main frame includes cloud main frame UUID and the major key set to the cloud main frame, and the ID of cloud hard disk includes cloud hard disk
UUID and the major key set to the cloud hard disk.Cloud main frame UUID is UUID of the cloud main frame in OpenStack, and cloud hard disk UUID is
UUID of the cloud hard disk in OpenStack.
The method for recording the information and the related information between cloud main frame and cloud hard disk of the cloud hard disk and cloud main frame for creating
For：
The list of cloud hard disk, cloud Host List and linked list are respectively created, the list of cloud hard disk stores major key, the cloud of cloud hard disk
Hard disk UUID, cloud hard disk title and storage size, cloud Host List store major key, cloud main frame UUID and the cloud master of cloud main frame
Machine title, whether the major key of linked list storage cloud main frame and thereon the cloud hard disk of the major key of the cloud hard disk of carry and carry
It is master disk.The implementing result of detection OpenStack API, if cloud hard disk is created successfully, one is created in cloud hard disk list
The information of bar cloud hard disk, if cloud main frame is created successfully, creates an information for cloud main frame, by cloud master in cloud hard disk list
Linked list is stored in after the cloud hard disk information association of carry on machine, wherein, for the cloud hard disk of the master disk as cloud main frame, mark
This incidence relation is remembered for master disk relation, and for the cloud hard disk of the master disk not as cloud main frame, it is non-to mark this incidence relation
Master disk relation.
The example of the list of cloud hard disk, cloud Host List and linked list that the embodiment of the present invention is created is as shown in Table 3-5：
| Major key | UUID | Title | Size |
| 1 | 7f629302-c59e-11e6-ab93-fa163e3f8b77 | Cloud hard disk 1 (non-carry) | 1GB |
| 2 | 8139dff0-c59e-11e6-ab93-fa163e3f8b77 | Cloud hard disk 2 (carry) | 1GB |
Table 3：The example of the cloud hard disk list that the embodiment of the present invention is created
| Major key | UUID | Title |
| 1 | c1d95afb-6ddb-4feb-a50b-4c1dce2e0952 | Cloud main frame 1 |
| 2 | 72b7b1dc-c5b2-11e6-ab93-fa163e3f8b77 | Cloud main frame 2 |
Table 4：The example of the cloud Host List that the embodiment of the present invention is created
| The cloud host master key of association | The cloud hard disk major key of association | Incidence relation |
| 1 | 2 | Master disk |
Table 5：The example of the linked list that the embodiment of the present invention is created
The present invention is managed by the list of cloud hard disk and cloud Host List, cloud hard disk and cloud main frame that can be respectively to creating
Reason, and the linked list record cloud main frame that is built based on the list of cloud hard disk and cloud Host List and the cloud hard disk of carry thereon
Incidence relation, is easy to that subsequently cloud hard disk is inquired about and operated according to user's request, improves cloud platform to cloud hard disk and cloud
The efficiency of management of main frame.
S3. the query statement of user is received, the cloud hard disk row of the cloud main frame being queried is built and shown according to related information
Whether table, cloud hard disk list includes being mounted with whether cloud hard disk and the cloud hard disk of carry are master disk on cloud main frame.
In step S3, the method that the cloud hard disk list of the cloud main frame being queried is built and shown according to related information is：Base
In linked list, retrieval obtains the information and its carry of the cloud main frame being queried from the list of cloud hard disk and cloud Host List respectively
Cloud hard disk information.The cloud hard disk list of the cloud main frame being queried is built according to retrieval result, the list of cloud hard disk includes cloud master
Whether the major key and UUID of machine, the major key of cloud hard disk and UUID and cloud hard disk are master disk.
The present invention only needs to carry out a conjunctive query based on linked list, it is possible to retrieve cloud main frame and institute's carry
Cloud hard disk, while whether the cloud hard disk for retrieving carry is master disk, and because conjunctive query is carried out by associating major key
, can only retrieve related cloud hard disk when retrieving cloud hard disk excessive data by cloud main frame.
The present invention can quick search go out cloud main frame whether carry cloud hard disk, and whether the cloud hard disk of carry is main magnetic
Disk, highly shortened retrieval and matching cloud main frame and the time that the cloud hard disk of carry is spent thereon, not only reduce user
Stand-by period, and significantly reduce the load of cloud platform.
It is shown in Figure 2, another embodiment of the cloud hard disk management method based on OpenStack cloud platforms of the invention
In, after step S3, this cloud hard disk management method also includes：
S4. the unloading operation that user is carried out to the cloud hard disk in cloud hard disk list is performed, and shows operating result.
Step S4 is specifically included：Unloading button is respectively provided with to the cloud hard disk in cloud hard disk list.Judge cloud hard disk whether be
Master disk, if so, then disabling unloading button；If it is not, then enabling unloading button.When user clicks on the unloading button for enabling, unload
Cloud hard disk is carried, and the cloud hard disk of unloading is deleted from the list of cloud hard disk and linked list.
For the cloud main frame that user chooses, when the cloud main frame in cloud hard disk list does not associate cloud hard disk, or cloud main frame
When being only associated with a cloud hard disk, and this incidence relation for master disk relation, unloading cloud hard disk button is disabled on interface；When
When cloud main frame is only associated with a cloud hard disk, and this incidence relation for non-master disk relation, unloading cloud hard disk is enabled on interface
Button, when user clicks on to be unloaded, directly lists a cloud hard disc data and allows user to confirm；When cloud main frame, to be associated with multiple clouds hard
Have in disk, and incidence relation one or more be non-master disk relation when, enabled on interface unloading cloud hard disk button, when with
Family click on unloading when, list institute it is relevant be the cloud hard disc data of non-master disk relation, allow user selection one data simultaneously
Confirm.
For example, in table 3-5, when user chooses cloud main frame 1, because the cloud main frame has a cloud hard disk for carry, and
And this cloud hard disk is master disk, so disabling unloading operation button in cloud hard disk list interface；When user chooses cloud main frame 2,
Due to cloud hard disk of the cloud main frame without carry, so disabling unloading operation button in cloud hard disk list interface.
Call OpenStack API to unload cloud hard disk, and detect that OpenStack unloads the result of cloud hard disk, such as
Fruit unloads the incidence relation that this cloud hard disk and cloud main frame are successfully released in cloud hard disk list, while in removing linked list
Incidence relation.
The present invention sets user's operation button to the cloud hard disk on cloud Host List, performs user and operates and show operation knot
Really, facilitate user to be managed cloud hard disk, improve Consumer's Experience.
Shown in Figure 3, the embodiment of the present invention also provides a kind of cloud hard disk management system based on OpenStack cloud platforms
System, its cloud main frame for being used to inquire about and show user's request establishment and the thereon information of the cloud hard disk of carry, it includes creating mould
Block, logging modle and enquiry module.
Creation module is used to be respectively created cloud hard disk and cloud main frame according to user's request, and cloud hard disk is mounted into cloud main frame
On, cloud hard disk includes that user is the master disk that cloud main frame is selected；
Logging modle is used to record information and the pass between cloud main frame and cloud hard disk of the cloud hard disk and cloud main frame for creating
Connection information, the ID of related information including cloud main frame and thereon the cloud hard disk of the ID of the cloud hard disk of carry and carry whether based on
Disk；
Enquiry module is used to receive the query statement of user, and the cloud main frame that is queried is built and shown according to related information
Whether cloud hard disk list, cloud hard disk list includes being mounted with whether cloud hard disk and the cloud hard disk of carry are main magnetic on cloud main frame
Disk.
Another embodiment of the cloud hard Disk Management System based on OpenStack cloud platforms of the invention, this cloud hard disk management
System also includes user's operation module, and user's operation module is used to perform user to unloading that the cloud hard disk in cloud hard disk list is carried out
Operation is carried, and shows operating result.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from
On the premise of the principle of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as protection of the invention
Within the scope of.The content not being described in detail in this specification belongs to prior art known to professional and technical personnel in the field.
Claims (10)
1. a kind of cloud hard disk management method based on OpenStack cloud platforms, it is used to inquiring about and showing what user's request was created
The information of the cloud hard disk of cloud main frame and thereon carry, it is characterised in that comprise the following steps：
Cloud hard disk and cloud main frame are respectively created according to user's request, and cloud hard disk is mounted on cloud main frame, the cloud hard disk bag
Include the master disk that user selectes for cloud main frame；
Record the information and the related information between cloud main frame and cloud hard disk of the cloud hard disk and cloud main frame for creating, the association
Information includes the ID of cloud main frame and whether the cloud hard disk of the ID of the cloud hard disk of carry and carry is master disk thereon；
The query statement of user is received, the cloud hard disk list of the cloud main frame being queried is built and show according to the related information,
Whether cloud hard disk list includes being mounted with whether cloud hard disk and the cloud hard disk of carry are master disk on cloud main frame.
2. the cloud hard disk management method of OpenStack cloud platforms is based on as claimed in claim 1, it is characterised in that：The use
Family request includes creating the first user request of cloud hard disk and the second user request of establishment cloud main frame, the second user request
Also include the information of the master disk that user selectes from the cloud hard disk for having created；
It is according to the method that user's request is respectively created cloud hard disk and cloud main frame：
Cloud hard disk is created according to first user request；
Cloud main frame is created according to second user request, and the cloud hard disk that user is selected is set to master disk.
3. the cloud hard disk management method of OpenStack cloud platforms is based on as claimed in claim 1, it is characterised in that：The use
Family request includes the data of cloud hard disk to be created and cloud main frame, and the cloud hard disk is the master disk of cloud main frame；
It is according to the method that user's request is respectively created cloud hard disk and cloud main frame：
Cloud hard disk and cloud main frame are created according to the user's request successively, and the cloud hard disk is set to the master disk of cloud main frame.
4. the cloud hard disk management method of OpenStack cloud platforms is based on as claimed in claim 1, it is characterised in that：The cloud
The information of main frame includes the ID and cloud Hostname of cloud main frame, and the information of the cloud hard disk includes that the ID and/or cloud of cloud hard disk are hard
The ID of the cloud main frame of disk institute carry, cloud hard disk title and storage size.
5. the cloud hard disk management method of OpenStack cloud platforms is based on as claimed in claim 4, it is characterised in that：The cloud
The ID of main frame includes cloud main frame UUID and the major key set to the cloud main frame, and the ID of the cloud hard disk includes cloud hard disk UUID and right
The major key that the cloud hard disk is set.
6. the cloud hard disk management method of OpenStack cloud platforms is based on as claimed in claim 5, it is characterised in that record wound
The cloud hard disk and the information of cloud main frame and the method for the related information between cloud main frame and cloud hard disk built be：
The list of cloud hard disk, cloud Host List and linked list are respectively created, the cloud hard disk list stores major key, the cloud of cloud hard disk
Hard disk UUID, cloud hard disk title and storage size, the major key of cloud Host List storage cloud main frame, cloud main frame UUID and
Cloud Hostname, the thereon major key of the linked list storage cloud main frame and the major key and the cloud of carry of the cloud hard disk of carry
Whether hard disk is master disk.
7. the cloud hard disk management method of OpenStack cloud platforms is based on as claimed in claim 6, it is characterised in that according to institute
The method for stating the cloud hard disk list that related information built and showed the cloud main frame being queried is：
Based on the linked list, retrieval obtains the cloud main frame being queried from cloud hard disk list and cloud Host List respectively
Information and its carry cloud hard disk information；
The cloud hard disk list of the cloud main frame being queried is built according to retrieval result, cloud hard disk list includes the major key of cloud main frame
And whether UUID, the major key of cloud hard disk and UUID and cloud hard disk are master disk.
8. the cloud hard disk management method of OpenStack cloud platforms is based on as claimed in claim 1, it is characterised in that：The cloud
Hard disk management method also includes performing the unloading operation that user carries out the cloud hard disk in the cloud hard disk list, and shows operation
As a result.
9. the cloud hard disk management method of OpenStack cloud platforms is based on as claimed in claim 8, it is characterised in that perform use
Family specifically includes to the unloading operation that the cloud hard disk in the cloud hard disk list is carried out：
Unloading button is respectively provided with to the cloud hard disk in the cloud hard disk list；
Judge whether cloud hard disk is master disk, if so, then disabling unloading button；If it is not, then enabling unloading button；
When user clicks on the unloading button for enabling, cloud hard disk is unloaded, and deleted from cloud hard disk list and linked list
The cloud hard disk of unloading.
10. a kind of cloud hard Disk Management System based on OpenStack cloud platforms, it is used to inquiring about and showing what user's request was created
The information of the cloud hard disk of cloud main frame and thereon carry, it is characterised in that it includes：
Creation module, it is used to be respectively created cloud hard disk and cloud main frame according to user's request, and cloud hard disk is mounted into cloud main frame
On, the cloud hard disk includes that user is the master disk that cloud main frame is selected；
Logging modle, its information and pass between cloud main frame and cloud hard disk for being used to record the cloud hard disk and cloud main frame for creating
Connection information, whether the ID of the related information including cloud main frame and thereon the cloud hard disk of the ID of the cloud hard disk of carry and carry
It is master disk；
Enquiry module, its query statement for being used to receive user builds and shows the cloud master being queried according to the related information
The cloud hard disk list of machine, cloud hard disk list include whether being mounted with cloud main frame cloud hard disk and carry cloud hard disk whether
It is master disk.
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