CN103138990A - Virtual machine management method under cloud computing network and cloud computing network management device - Google Patents
Virtual machine management method under cloud computing network and cloud computing network management device Download PDFInfo
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Abstract
The invention discloses a virtual machine management method under cloud computing network. The virtual machine management method under the cloud computing network includes the steps: detecting a current working mode is an open virtual local area network (VLAN) mode or a closed VLAN mode; enabling all internet protocol (IP) addresses in an IP pool to be bound with a virtual local area network identifier (VID) which the IP pool belongs to according to a received IP pool resource request massage and a preset network plan when the open VLAN mode is detected, wherein the IP pool comprises a plurality of the IP addresses available for a virtual machine; distributing the IP addresses which correspond to a first virtual local area network in the IP pool to the virtual machine when the virtual machine which belongs to the first virtual local area network is constructed; and distributing the IP addresses which correspond to a second virtual local area network in the IP pool to the virtual machine when the virtual machine which belongs to the second virtual local area network is constructed. The invention further discloses a cloud computing network management device. The virtual machine management method under the cloud computing network and the cloud computing network management device are adopted, security of user data can be improved.
Description
Technical field
The present invention relates to the cloud computing technology field, more specifically, relate to virtual machine management method and system for cloud computing management devices under a kind of system for cloud computing.
Background technology
" cloud computing spread in the time of a few years to the people closely bound up every nook and cranny of living.The advantage that Intel Virtualization Technology has safely, is easy to manage provides the characteristics such as flexibility and diversity simultaneously for the user, in cloud computing environment in large scale, the virtual machine of different tissues may be distributed on the physical host of same.
When the user signs in on certain virtual machine, by this virtual machine, can access easily other virtual machines on any current physical host, i.e. the virtual machine of toilet access does not belong to the active user.This can also produce larger threat to the fail safe of user data.Under prior art, owing to not doing any isolation between virtual machine, cause any virtual machine can interconnect and access other virtual machines in consolidated network, for different user, there is serious potential safety hazard in such way.
802.1q agreement as the part of 802.1d networking standard correction, makes the local area network (LAN) exchange go a step further to supporting simultaneously to step again aspect sound, image and data.802.1q protocol definition based on VLAN (Virtual Local Area Network, the VLAN) model of interface.According to the IEEE802.1q protocol definition, VLAN identifies by the VID field information in Frame, and VID is the binary word segment information of 12, namely can identify at most 2 the individual VLAN of 12 powers (4096).Wherein 0 and 4095 is that the agreement reservation is not enabled, and the VLAN ID that therefore can divide is between 1～4094.
In cloud computing environment, directly use each VLAN resource respective user, will make that in environment, total number of users is restricted.But heap virtual local area network (SVLAN) technology is a kind of initial solution, by stacking two 802.1Q packet header in Ether frame, makes the number of VLAN can reach at most 4096x4096.But along with the increase of number of users, the SVLAN model also can bring the problem of extensibility.Because some user can carry the VLAN ID of oneself in the time of may wishing to carry out transfer of data between branch, this adopts the MSP of SVLAN technology to face following two problems with regard to making: the first, and first place client's VLAN sign may be conflicted with other clients; The second, the service provider will be subject to the serious restriction that the client can use sign quantity.If allow the user to use separately VLAN ID space by themselves mode, still there is the restriction of 4096 VLAN in core network so.
For the problem in correlation technique, effective solution is proposed not yet at present.
Summary of the invention
The technical problem to be solved in the present invention is to provide method and the system for cloud computing management devices of the virtual machine in administrative vlan in a kind of cloud computing environment.
According to an aspect of the present invention, provide the virtual machine management method under a kind of system for cloud computing, having comprised:
Detect the work at present pattern and still close the VLAN pattern for opening the VLAN pattern;
Detect when opening the VLAN pattern, according to the identifier VID binding of the network planning that receives IP Pooled resources request message and pre-set with the VLAN under all the IP addresses in the IP pond and this IP pond, wherein, described IP pond comprises the IP address that a plurality of virtual machines can be used;
When establishment belongs to the virtual machine of the first VLAN, distribute IP address in corresponding with described the first VLAN IP pond to described virtual machine; And,
When establishment belongs to the virtual machine of the second VLAN, distribute IP address in the pond, IP pond corresponding with described the second VLAN to described virtual machine.
In optional embodiment, described method also comprises: described work at present pattern with the IP address in a plurality of IP pond and the identifier binding of same VLAN, can intercom in order to have the virtual machine of the IP address in this a plurality of IP pond when opening the VLAN pattern mutually.
In optional embodiment, described method also comprises:
When the work at present pattern being detected for pass VLAN pattern, the identifier VID binding of VLAN is specified in the IP address of all virtual machines each virtual local area in range of management is off the net according to the rule that pre-sets and.
In optional embodiment, described method also comprises:
The work at present pattern detected when opening the VLAN pattern, according to the network planning, different VLANs is repartitioned from the virtual machine of the identifier VID binding of described appointment VLAN in the IP address, and with the IP address of these virtual machines respectively from the identifier VID binding of different VLAN.
In optional embodiment, described method also comprises: when the virtual machine in the virtual machine in described the first VLAN and described the second VLAN communicates, transmit data to gateway as the virtual machine in described first VLAN of source or the virtual machine in described the second VLAN, determined whether described data are sent to as the virtual machine in described second VLAN of destination or the virtual machine in described the first VLAN by described gateway.
According to a further aspect in the invention, also provide a kind of system for cloud computing management devices, having comprised:
Detection module still closes the VLAN pattern for detection of the work at present pattern of cloud computing system for opening the VLAN pattern;
The VLAN administration module, be used for the work at present pattern being detected when opening the VLAN pattern at described detection module, according to the identifier VID binding of the IP Pooled resources request message that receives with the VLAN under all the IP addresses in the IP pond and this IP pond, wherein, described IP pond comprises the IP address that a plurality of virtual machines can be used;
The IP address assignment module is used for when creating by cloud computing system the virtual machine that belongs to the first VLAN, distributes IP address in corresponding with described the first VLAN IP pond to described virtual machine; And, when creating by cloud computing system the virtual machine that belongs to the second VLAN, distribute IP address in the pond, IP pond corresponding with described the second VLAN to described virtual machine.
In optional embodiment, described VLAN administration module, when also the work at present module being detected for pass VLAN pattern for described detection module, the identifier VID binding of the IP address of all virtual machines each virtual local area in range of management is off the net according to the pre-rule of determining and an appointment VLAN.
In optional embodiment, described VLAN administration module, also be used for described detection module and the work at present module detected when opening the VLAN pattern, with the identifier binding of the IP address in a plurality of IP pond and same VLAN, can intercom mutually in order to have the virtual machine of the IP address in this a plurality of IP pond.
In optional embodiment, described VLAN administration module, also be used for described detection module and the work at present module detected when opening the VLAN pattern, according to the network planning, different VLANs is repartitioned from the virtual machine of the identifier VID binding of described appointment VLAN in the IP address, and with the IP address of these virtual machines respectively from the identifier binding of described different VLAN.
According to another aspect of the invention, also provide a kind of system for cloud computing management system, described system for cloud computing management system comprises the system for cloud computing management devices, and it comprises:
Detection module still closes the VLAN pattern for detection of the work at present pattern of cloud computing system for opening the VLAN pattern;
The VLAN administration module, be used for the work at present pattern being detected when opening the VLAN pattern at described detection module, according to the identifier VID binding of the IP Pooled resources request message that receives with the VLAN under all the IP addresses in the IP pond and this IP pond, wherein, described IP pond comprises the IP address that a plurality of virtual machines can be used;
The IP address assignment module is used for when creating by cloud computing system the virtual machine that belongs to the first VLAN, distributes IP address in corresponding with described the first VLAN IP pond to described virtual machine; And, when creating by cloud computing system the virtual machine that belongs to the second VLAN, distribute IP address in the pond, IP pond corresponding with described the second VLAN to described virtual machine.
Wherein, described system for cloud computing management devices can or be configured at least one cloud computing system for independent physical entity.
The method of the embodiment of the present invention by IP resource and VLAN resource are carried out bundle management indirectly realized user virtual machine and VLAN binding, thereby reached the effect of dividing into groups for user virtual machine.In addition, by adopting virtual machine management method of the present invention and system for cloud computing management devices, can increase the flexibility that the VLAN resource is used, allow a plurality of organizing users to use identical VLANID, thereby increase the VLAN resource effective rate of utilization, and then can reduce all inconvenience that brings because the VLAN resource is inadequate.
Description of drawings
Fig. 1 is the schematic flow sheet according to the virtual machine management method under the system for cloud computing of the embodiment of the present invention.
Fig. 2 is the structural representation of system for cloud computing management devices according to another embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the embodiment of the present invention is described in further detail.
In large-scale cloud computing environment, need to be for the different safety of different user assignments to reach the purpose of virtual machine isolated communication.Based on the consideration of performance and secure context, following several clear and definite demand may be arranged the safety management of user virtual machine: the virtual machine of same tissue can be distributed on the physical host of different performance; The virtual machine of different tissues is sightless to its hetero-organization; The virtual machine of different tissues can't be accessed the virtual machine of its hetero-organization.If this is owing to regarding a user in cloud computing system as a company, the company that different user representatives is different, generally, the content information in company does not wish arbitrarily to be seen by other companies, therefore need to communicate isolation to the virtual machine of different user.
Fig. 1 is the schematic flow sheet according to the virtual machine management method under a kind of system for cloud computing of the embodiment of the present invention.As shown in Figure 1, this management method comprises:
S101 detects the work at present pattern and still closes the VLAN pattern for opening the VLAN pattern.Detect when opening the VLAN pattern execution in step 102.When detecting as pass VLAN pattern, execution in step 105.
S102 is according to the IP Pooled resources request message that receives and the network planning that the pre-sets identifier VID binding with the VLAN under all the IP addresses in the IP pond and this IP pond.
In embodiments of the present invention, can comprise the IP address that a plurality of virtual machines can be used in each IP pond.
S103 when establishment belongs to the virtual machine of the first VLAN, distributes IP address in corresponding with described the first VLAN IP pond to described virtual machine.
S104 when establishment belongs to the virtual machine of the second VLAN, distributes IP address in the pond, IP pond corresponding with described the second VLAN to described virtual machine.
S105 specifies all the IP addresses and in each IP pond according to the network planning that pre-sets the identifier VID binding of VLAN.
In the optional embodiment of the present invention, described work at present pattern with the IP address in a plurality of IP pond and the identifier binding of same VLAN, can intercom in order to have the virtual machine of the IP address in this a plurality of IP pond when opening the VLAN pattern mutually.In one embodiment, the binding of the IP address in the IP pond and virtual local area network identifiers can realize by the incidence relation that records IP address and VLAN VID.Equal so indirectly user virtual machine and VLAN resource binding, thereby reach the effect of user virtual machine grouping.
In the optional embodiment of the present invention, described method can also comprise: for the virtual machine of each virtual local area distributing IP off the net address, the work at present pattern detected when closing the VLAN pattern, the IP address of all virtual machines each virtual local area in range of management is off the net according to the rule that pre-sets again with an identifier VID binding of specifying VLAN.
An example according to the virtual machine management method under the system for cloud computing of the embodiment of the present invention is below described.
When cloud computing operating system is installed on each computer, can User to demand, configuration " opening VLAN " pattern or " closing VLAN " pattern of data safety.
Under " opening the VLAN pattern ", can be by protecting user data for the configuration of the virtual machine on computer system VLAN ID, for example, one or more virtual machines on first computer system are configured in the first virtual LAN VLAN 1, are the identifier VID1 of a plurality of virtual machine binding first virtual LAN VLAN 1 on first computer system; One or more virtual machines in the second computer system are configured in the second virtual LAN VLAN 2, are the identifier VID2 of a plurality of virtual machines binding second virtual LAN VLAN 2 in the second computer system.
In an optional embodiment, can be under " opening the VLAN pattern ", when the user applies for the IP Pooled resources, be concrete VLAN of this IP pond appointment according to the network planning, as VLAN1.For example, can be identifier VID1 binding with all the IP addresses in an IP pond and VLAN1.Then, when a certain computer system creates virtual machine, can distribute for the virtual machine that creates the IP address in this IP pond, the virtual machine that creates drops in VLAN1.In addition, when another computer system creates virtual machine, can distribute for the virtual machine that creates the IP address in another IP pond, wherein all the IP addresses in this another IP pond and the identifier VID2 of VLAN2 bind, and the virtual machine of this establishment drops in VLAN2.Like this, the virtual machine that namely belongs in same VLAN of corresponding identical VID can be realized double layer intercommunication each other; And the virtual machine in different virtual LAN can't be realized double layer intercommunication each other, thereby has realized the grouping isolation of virtual machine.Can realize in this way the user data isolation, with the protection secure user data.
Under " pass VLAN " pattern, all virtual machines that current operation system is managed (for example virtual machine in VLAN1 and VLAN2) all are configured in same VLAN (for example PVLAN), and making can free communication between all virtual machines.For example, in one embodiment, can determine the cloud computing machine system that manages or the virtual machine on cloud computing system according to the rule that pre-sets, then, make the corresponding same VLAN ID of virtual machine on different cloud computing system, can communicate by letter mutually between all virtual machines in whole management system.
The above only example has illustrated and has been understandable that the example of a corresponding VLAN in IP pond, also is fine according to the corresponding VLAN in design a plurality of IP of needs pond.In addition, above, example has illustrated when creating new virtual machine the execution mode for the IP address in its distributing IP pond.Yet, for having created on cloud computing system and the virtual machine of distributing IP address, can be also identifier VID for the new virtual machine of IP address binding according to the network planning, be the VLAN of virtual machine under reassigning.
In an optional embodiment, when closing the VLAN pattern, the binding of the identifier of the VLAN of the special appointment in IP address and system of all virtual machines in management system.After mode of operation becomes out the VLAN pattern from pass VLAN pattern, can these virtual machines be repartitioned different VLANs according to the network planning.For example with the IP address of the first's virtual machine in these virtual machines and the identifier VID3 binding of the 3rd virtual LAN VLAN 3, the IP address of second portion virtual machine and the sign of the 4th virtual LAN VLAN 4 are met the VID4 binding.Can increase the flexibility of management system like this.
In an alternate embodiment of the present invention, under " opening the VLAN pattern ", cannot carry out double layered communication between the virtual machine in different virtual LAN, yet they can carry out three layers of communication by the gateway on upper strata after examining.For example, when the virtual machine in the virtual machine in the first VLAN and the second VLAN communicates, transmit data to gateway as the virtual machine in the first VLAN of source or the virtual machine in the second VLAN, determined whether data are sent to as the virtual machine in the second VLAN of destination or the virtual machine in the first VLAN by gateway.
Fig. 2 is the structural representation of system for cloud computing management devices according to another embodiment of the present invention.As shown in Figure 2, the system for cloud computing management devices comprises detection module 20, VLAN administration module 40 and IP address assignment module 60.
In optional embodiment, VLAN administration module 40, also be used for the work at present pattern being detected when closing the VLAN pattern at detection module 10, specify the identifier VID of VLAN to bind all the IP addresses and in each IP pond according to the network planning that pre-sets.
IP address assignment module 60 is used for when creating by cloud computing system the virtual machine that belongs to the first VLAN, distributes IP address in corresponding with described the first VLAN IP pond to described virtual machine; And, when creating by cloud computing system the virtual machine that belongs to the second VLAN, distribute IP address in the pond, IP pond corresponding with described the second VLAN to described virtual machine.
In optional embodiment, VLAN administration module 40, when also the work at present module being detected for pass VLAN pattern for detection of module 20, the identifier VID binding of VLAN is specified in the IP address and of all virtual machines each virtual local area in range of management is off the net according to the pre-rule of determining.
In optional embodiment, VLAN administration module 40, also the work at present module detected when opening the VLAN pattern for detection of module 20, with the identifier binding of the IP address in a plurality of IP pond and same VLAN, can intercom mutually in order to have the virtual machine of the IP address in this a plurality of IP pond.
In optional embodiment, VLAN administration module 40, also the work at present module detected when opening the VLAN pattern for detection of module 20, according to the network planning, different VLANs is repartitioned from the virtual machine of the identifier VID binding of described appointment VLAN in the IP address, and with the IP address of these virtual machines respectively from the identifier binding of described different VLAN.
Correspondingly, the present invention also provides a kind of system for cloud computing management system, and described system for cloud computing management system comprises system for cloud computing management devices and a plurality of cloud computing system of the embodiment of the present invention.Wherein, on each cloud computing system, establishment has one or more virtual machines.The system for cloud computing management devices is used for the virtual machine on these cloud computing system is managed.In one embodiment, the system for cloud computing management devices can be an independent physical equipment.In another embodiment, the cloud computing management devices can be in one that is configured in a plurality of cloud computing system.In another embodiment, the cloud computing management devices can be to be configured in each cloud computing system.
The virtual machine management method and the system for cloud computing management devices that propose by the embodiment of the present invention, can effectively classify to limited VLAN resource and use flexibly, to the virtual machine of not depositing classified papers, the VLAN resource that it does not take separately restriction can be set, and use public VLAN resource, and then the user can need not for unnecessary secure group, paying to be set, the theory that meets cloud computing environment " on-demand application is paid by using ".In addition, by " closing VLAN " pattern of cloud computing system is set, can carry out unified management to the corresponding VLAN resource of the virtual machine of comparatively high amts level, paying and the VLAN wasting of resources of avoiding user misoperation to produce, the while is greatly improved the utilization ratio of limited VLAN resource.
Be not limited to any specific computer, virtual system or miscellaneous equipment at this algorithm that provides and realization.According to top description, it is apparent constructing the desired structure of this type systematic.In addition, the present invention is not also for any certain programmed language.Should be understood that and to utilize various programming languages to realize content of the present invention described here, and the top description that language-specific is done is in order to disclose preferred forms of the present invention.
Those skilled in the art are appreciated that and can adaptively change and they are arranged in one or more equipment different from this embodiment the module in the equipment in embodiment.Can be combined into a module or unit or parts to the module in embodiment or unit or assembly, and can put them into a plurality of submodules or subelement or subassembly in addition.At least some in such feature and/or process or unit are mutually repelling, and can adopt any combination to disclosed all features in this specification (comprising claim, summary and the accompanying drawing followed) and so all processes or the unit of disclosed any method or equipment make up.Unless clearly statement in addition, in this specification (comprising claim, summary and the accompanying drawing followed), disclosed each feature can be by providing identical, being equal to or the alternative features of similar purpose replaces.
In addition, although a large amount of details of the embodiment of the present invention have been described in the application's specification, yet, can understand, the embodiment of the present invention is not could implement in all detail situations.In some instances, be not shown specifically known method, structure and technology, so that be expressly understood inventive concept of the present invention.
The above is only preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the virtual machine management method under a system for cloud computing comprises:
Detect the work at present pattern and still close the VLAN pattern for opening the VLAN pattern;
Detect when opening the VLAN pattern, according to the identifier VID binding of the network planning that receives IP Pooled resources request message and pre-set with the VLAN under all the IP addresses in the IP pond and this IP pond, wherein, described IP pond comprises the IP address that a plurality of virtual machines can be used;
When establishment belongs to the virtual machine of the first VLAN, distribute IP address in corresponding with described the first VLAN IP pond to described virtual machine; And,
When establishment belongs to the virtual machine of the second VLAN, distribute IP address in the pond, IP pond corresponding with described the second VLAN to described virtual machine.
2. virtual machine management method according to claim 1, is characterized in that, described method also comprises:
Described work at present pattern with the IP address in a plurality of IP pond and the identifier binding of same VLAN, can intercom in order to have the virtual machine of the IP address in this a plurality of IP pond when opening the VLAN pattern mutually.
3. virtual machine management method according to claim 1, is characterized in that, described method also comprises:
When the work at present pattern being detected for pass VLAN pattern, the identifier VID binding of VLAN is specified in the IP address of all virtual machines each virtual local area in range of management is off the net according to the rule that pre-sets and.
4. virtual machine management method according to claim 3, is characterized in that, described method also comprises:
The work at present pattern detected when opening the VLAN pattern, according to the network planning, different VLANs is repartitioned from the virtual machine of the identifier VID binding of described appointment VLAN in the IP address, and with the IP address of these virtual machines respectively from the identifier VID binding of different VLAN.
5. virtual machine management method according to claim 1, is characterized in that, described method also comprises:
When the virtual machine in the virtual machine in described the first VLAN and described the second VLAN communicates, transmit data to gateway as the virtual machine in described first VLAN of source or the virtual machine in described the second VLAN, determined whether described data are sent to as the virtual machine in described second VLAN of destination or the virtual machine in described the first VLAN by described gateway.
6. system for cloud computing management devices comprises:
Detection module still closes the VLAN pattern for detection of the work at present pattern of cloud computing system for opening the VLAN pattern;
The VLAN administration module, be used for the work at present pattern being detected when opening the VLAN pattern at described detection module, according to the IP Pooled resources request message that receives and the network planning that the pre-sets identifier VID binding with the VLAN under all the IP addresses in the IP pond and this IP pond, wherein, described IP pond comprises the IP address that a plurality of virtual machines can be used;
The IP address assignment module is used for when creating by cloud computing system the virtual machine that belongs to the first VLAN, distributes IP address in corresponding with described the first VLAN IP pond to described virtual machine; And,
When creating by cloud computing system the virtual machine that belongs to the second VLAN, distribute IP address in the pond, IP pond corresponding with described the second VLAN to described virtual machine.
7. system for cloud computing management devices according to claim 6 is characterized in that:
Described VLAN administration module, when also the work at present module being detected for pass VLAN pattern for described detection module, the identifier VID binding of the IP address of all virtual machines each virtual local area in range of management is off the net according to the pre-rule of determining and an appointment VLAN.
8. system for cloud computing management devices according to claim 6 is characterized in that:
Described VLAN administration module, also be used for described detection module and the work at present module detected when opening the VLAN pattern, with the identifier binding of the IP address in a plurality of IP pond and same VLAN, can intercom mutually in order to have the virtual machine of the IP address in this a plurality of IP pond.
9. system for cloud computing management devices according to claim 7 is characterized in that:
Described VLAN administration module, also be used for described detection module and the work at present module detected when opening the VLAN pattern, according to the network planning, different VLANs is repartitioned from the virtual machine of the identifier VID binding of described appointment VLAN in the IP address, and with the IP address of these virtual machines respectively from the identifier binding of described different VLAN.
10. system for cloud computing management system, it is characterized in that, described system for cloud computing management system comprises the system for cloud computing management devices of any one in claim 6-9, and described system for cloud computing management devices is independent physical entity or is configured at least one cloud computing system.
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