CN103297277A - Virtual network repairing method and system - Google Patents
Virtual network repairing method and system Download PDFInfo
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- CN103297277A CN103297277A CN2013102431055A CN201310243105A CN103297277A CN 103297277 A CN103297277 A CN 103297277A CN 2013102431055 A CN2013102431055 A CN 2013102431055A CN 201310243105 A CN201310243105 A CN 201310243105A CN 103297277 A CN103297277 A CN 103297277A
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Abstract
The invention discloses a virtual network repairing method and system. The method includes reading information of all virtual machines and virtual network interface cards on a host server on the host server, activating the virtual network interface cards which are not activated according to the read information of the virtual machines and the virtual network interface cards and enabling the activated virtual network interface cards on the host server and a virtual switch to be communicated. The method and system avoids rebuilding of the virtual network interface cards and rebinding of the virtual network interface cards on the virtual machines, improves system management efficiency accordingly, reduces resource waste and shortens virtual network repairing time.
Description
Technical field
The present invention relates to technical field of virtualization, relate in particular to the method and system that a kind of virtual network is repaired.
Background technology
Along with the development of IT industry, the progressively maturation of Intel Virtualization Technology.Be a progressively process of evolution from current IT infrastructure to the cloud platform, making up resource pool by Intel Virtualization Technology is the critical stage of cloud platform construction.Virtualization system is architecture software, is the operating system of cloud computing.In cloud, it is ubiquitous, and it can occur under your unware situation, and it can play a significant role.In cloud, it is nursing your business, application constantly, and it also determines fail safe, the compliance of your system.
Virtual (Virtulization) is the abstract method of expression computer resource.By virtual can be to comprising infrastructure, the expression of computer resources such as system and software, visit and management are simplified, and provide the interface of standard to accept input and output is provided for these resources.Virtual " pondization " with infrastructure resources, physical basis such as main frame, storage, network are implemented the abstract logical block in the resource pool that becomes, with the reaction speed of supporting business application deployment to turn of the market, optimize the configuration of resource, reduce the overall cost that the cloud computing service provides.
The infrastructure Intel Virtualization Technology generally can be divided into: server virtualization, Storage Virtualization, network virtualization, load balancing is virtual, fire compartment wall/VPN/IDS is virtual etc.Network virtualization is the important component part of Intel Virtualization Technology.
The reparation of the virtual network in traditional virtualization system is the establishment again by Microsoft Loopback Adapter, and binds again to virtual machine and realize.Need safeguard information such as corresponding network privatization, Microsoft Loopback Adapter in the management system of virtualized environment like this, and submit to Hypervisor or VMM to realize the network repair of situations such as host is restarted, host cuts off the power supply, network is unusual, be unfavorable for management, the waste of the resource that causes; And the establishment again of virtual network interface card, the recovery time of network is longer.
Summary of the invention
Be to solve conventional art based on the virtual network reparation of restarting or rebuliding of Microsoft Loopback Adapter, repair time is long, and is unfavorable for the problem of managing, and the invention provides a kind of method and system of virtual network reparation.
For realizing the method for a kind of virtual network reparation that the object of the invention provides, may further comprise the steps:
Read the Microsoft Loopback Adapter information on all virtual machines and described virtual machine on the host server;
Microsoft Loopback Adapter information according on the virtual machine that reads and the described virtual machine activates unactivated Microsoft Loopback Adapter;
The Microsoft Loopback Adapter that has activated on the configure host server is communicated with virtual switch.
Preferably, as a kind of embodiment, the Microsoft Loopback Adapter that has activated on the described configure host server is communicated with virtual switch, may further comprise the steps:
Virtual switch on host server inserts the connection of virtual port or adds new virtual port, and the network strategy that disposes described virtual port is the network strategy of the Microsoft Loopback Adapter that activated.
Preferably, as a kind of embodiment, with before virtual switch is communicated with, further comprising the steps of at the Microsoft Loopback Adapter that has activated on the described configure host server:
Pull out the connection on the virtual port of original connection Microsoft Loopback Adapter at the virtual switch on the host server or delete the virtual port of described original connection Microsoft Loopback Adapter.
Preferably, as a kind of embodiment, with before virtual switch is communicated with, further comprising the steps of at the Microsoft Loopback Adapter that has activated on the described configure host server:
From host server, read the network strategy with virtual machine corresponding virtual network interface card.
Described network strategy comprises, virtual LAN VLAN, network speed limit and security information;
Described Microsoft Loopback Adapter information comprises, Adapter Name, MAC Address, IP address, subnet mask and gateway.
System based on a kind of virtual network of same inventive concept is repaired comprises: first read module, and first processing module, second processing module, wherein:
Described first read module is used for reading the Microsoft Loopback Adapter information on all virtual machines and described virtual machine on the host server;
Described first processing module is used for according to the Microsoft Loopback Adapter information on the virtual machine that reads and the described virtual machine, activates unactivated Microsoft Loopback Adapter;
Described second processing module, the Microsoft Loopback Adapter that is used for having activated on the configure host server is communicated with virtual switch.
Preferably, as a kind of embodiment, described second processing module comprises first processing unit, wherein:
Described first processing unit, the virtual switch that is used on host server inserts the connection of virtual port or adds new virtual port, and the network strategy that disposes described virtual port is the network strategy of the Microsoft Loopback Adapter that activated.
Preferably, as a kind of embodiment, the system of described virtual network reparation also comprises the 3rd processing module, wherein:
Described the 3rd processing module is used for pulling out the connection on the virtual port of original connection Microsoft Loopback Adapter or deleting the virtual port of described original connection Microsoft Loopback Adapter at the virtual switch on the host server.
Preferably, as a kind of embodiment, the system of described virtual network reparation also comprises second read module, wherein:
Described second read module is used for reading network strategy with virtual machine corresponding virtual network interface card from host server.
Described network strategy comprises, virtual LAN VLAN, network speed limit and security information;
Described Microsoft Loopback Adapter information comprises, Adapter Name, MAC Address, IP address, subnet mask and gateway.Beneficial effect of the present invention comprises:
The method and system that a kind of virtual network provided by the invention is repaired by reading Microsoft Loopback Adapter information on the host server, and activate unactivated Microsoft Loopback Adapter; Virtual switch on host server pulls out or deletes the virtual port of original connection Microsoft Loopback Adapter; From host server, read the network strategy of Microsoft Loopback Adapter; Virtual switch on host server inserts the connection of virtual port or adds new virtual port, and disposes the network strategy of described virtual port, thereby realizes network recovery.Avoid rebuliding of Microsoft Loopback Adapter, improved the efficient of system management, reduced the waste of resource, also shortened the time that virtual network is recovered.
Description of drawings
Fig. 1 is the schematic flow sheet of a specific embodiment of the method for a kind of virtual network reparation of the present invention;
Fig. 2 is the structural representation of a specific embodiment of the system of a kind of virtual network reparation of the present invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, describe below in conjunction with the embodiment of accompanying drawing to the method and system of virtual network reparation of the present invention.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
The method that the virtual network of the embodiment of the invention is repaired as shown in Figure 1, may further comprise the steps:
S100 reads the Microsoft Loopback Adapter information on all virtual machines and described virtual machine on the host server;
In cloud computing environment, generally include at least one host server, described host server is physical server, described host server is provided with at least one virtual machine.
Need to prove, when described host server is restarted or cut off the power supply, or when situations such as network is unusual occurring, after described host server recovers operate as normal, need the network in the described host server be recovered, described virtual machine is connected to virtual switch by the Microsoft Loopback Adapter on it, thereby makes the network-in-dialing of described virtual machine, thereby can operate as normal.At first read on the host server Microsoft Loopback Adapter information on all virtual machines and described virtual machine in the embodiment of the invention, in order to follow-uply according to the Microsoft Loopback Adapter information on the virtual machine that reads and the described virtual machine Microsoft Loopback Adapter is done further processing.
The information of Microsoft Loopback Adapter comprises: Adapter Name, IP address, MAC Address, subnet mask and gateway.
S200, the Microsoft Loopback Adapter information according on the virtual machine that reads and the described virtual machine activates unactivated Microsoft Loopback Adapter;
Activate unactivated Microsoft Loopback Adapter and need not rebulid new Microsoft Loopback Adapter, thereby avoided the waste of resource, make whole system be convenient to management more, also can shorten simultaneously the network repair time that need carry out because of situations such as outage or network are unusual greatly.
Preferably, as a kind of embodiment, described S200 may further comprise the steps:
S210, the Microsoft Loopback Adapter information according on the virtual machine that reads and the described virtual machine has judged whether the Microsoft Loopback Adapter un-activation, if, execution in step S220 then, otherwise do not operate;
Describedly having judged whether the Microsoft Loopback Adapter un-activation, is according to the Microsoft Loopback Adapter information on the virtual machine that reads and the described virtual machine, judges whether that all virtual machines have its corresponding virtual network interface card, and described virtual machine be connected with its corresponding virtual network interface card.
When existing virtual machine not have and its corresponding virtual network interface card, namely the Microsoft Loopback Adapter on the described virtual machine during connection, illustrates that then this Microsoft Loopback Adapter does not activate, then execution in step S220; Otherwise, illustrate that then all virtual machines on the host server all are connected with its corresponding virtual network interface card, namely network is normal in the current host server, does not operate.
S220 activates unactivated Microsoft Loopback Adapter;
The unactivated Microsoft Loopback Adapter of described activation is that the network interface card information with Microsoft Loopback Adapter reconfigures, and Microsoft Loopback Adapter and its corresponding virtual machine are complementary, and sets up being connected between Microsoft Loopback Adapter and its corresponding virtual machine.
Preferably, as a kind of embodiment, further comprising the steps of among the described S200;
S230 when having virtual machine not with its corresponding virtual network interface card in the host server, then sets up new Microsoft Loopback Adapter, and activates described new Microsoft Loopback Adapter.
S300, the Microsoft Loopback Adapter that has activated on the configure host server is communicated with virtual switch;
Preferably, as a kind of embodiment, described S300 may further comprise the steps:
S310, virtual switch on host server inserts the connection of virtual port or adds new virtual port, and the network strategy that disposes described virtual port is the network strategy of the Microsoft Loopback Adapter that activated.
Described network strategy comprises VLAN label, network speed limit and security control information etc.
Virtual switch on host server inserts the connection of virtual port or adds new virtual port, and the networking strategy that disposes described virtual port is the network strategy of the Microsoft Loopback Adapter that activated, thereby set up being connected between Microsoft Loopback Adapter and the virtual switch, then the network-in-dialing reparation of corresponding virtual machine is finished, and can work normally.
Preferably, as a kind of embodiment, adopt the virtual switch of mode on host server that adds to add new virtual port in the present embodiment.
Preferably, as a kind of embodiment, at step S300, the Microsoft Loopback Adapter that has activated on the configure host server is with before virtual switch is communicated with, and is further comprising the steps of:
S3001 pulls out the connection on the virtual port of original connection Microsoft Loopback Adapter or deletes the virtual port of described original connection Microsoft Loopback Adapter at the virtual switch on the host server.
Pull out on the virtual switch the original virtual port that connects Microsoft Loopback Adapter on connection, perhaps delete the virtual port of described original connection Microsoft Loopback Adapter, then create new connection at virtual switch and prepare for follow-up.
Preferably, as a kind of embodiment, adopt the mode of the virtual port of the described original connection Microsoft Loopback Adapter of deletion in the present embodiment.
S3002 reads the network strategy with virtual machine corresponding virtual network interface card from host server.
From host server, read and carry out the network strategy that virtual network is repaired the virtual machine corresponding virtual network interface card of buffer memory in the preceding host server, thereby can in subsequent step, further the network strategy of virtual machine corresponding virtual network interface card be configured to the virtual port of virtual switch, make the network-in-dialing of virtual machine, recover operate as normal.
Preferably, as a kind of embodiment, at first execution in step S3001, execution in step S3002 again in the present embodiment.
In other embodiments of the invention, execution in step S3002 at first, from host server, read the network strategy of corresponding with virtual machine Microsoft Loopback Adapter, execution in step S3001 again pulls out the connection on the virtual port of original connection Microsoft Loopback Adapter or deletes the virtual port of described original connection Microsoft Loopback Adapter at the virtual switch on the host server.
Based on same inventive concept, the system that also provides a kind of virtual network to repair is because the principle that this system deals with problems is similar to the method for aforementioned a kind of virtual network reparation, therefore, the enforcement of this system can realize by the step of aforementioned preceding method, repeats part and repeat no more.
The system that a kind of virtual network that the embodiment of the invention provides is repaired as shown in Figure 2, comprises first read module, 100, the first processing modules, 200, the second processing modules 300, wherein:
Described first read module 100 is used for reading the information of all virtual machines and Microsoft Loopback Adapter on the host server;
The information of Microsoft Loopback Adapter comprises: Adapter Name, MAC Address, IP address, subnet mask and gateway etc.
Read all virtual machines on the host server and the information of Microsoft Loopback Adapter, according to the Microsoft Loopback Adapter information on the virtual machine that is read and the described empty machine Microsoft Loopback Adapter is done further processing after an action of the bowels.
Described first processing module 200 is used for according to Microsoft Loopback Adapter information on the virtual machine that reads and the described virtual machine, activates unactivated Microsoft Loopback Adapter;
Preferably, as a kind of embodiment, described first processing module 200 comprises that Microsoft Loopback Adapter activates identifying unit 210 and the Microsoft Loopback Adapter activation arranges unit 220.
Described Microsoft Loopback Adapter activates identifying unit 210, is used for according to the virtual machine that reads and Microsoft Loopback Adapter information, has judged whether the Microsoft Loopback Adapter un-activation;
Describedly having judged whether the Microsoft Loopback Adapter un-activation, is according to the Microsoft Loopback Adapter information on the virtual machine that reads and the described virtual machine, judges whether that all virtual machines have its corresponding virtual network interface card, and described virtual machine be connected with its corresponding virtual network interface card.
When existing virtual machine not have and its corresponding virtual network interface card, namely the Microsoft Loopback Adapter on the described virtual machine during connection, illustrates that then this Microsoft Loopback Adapter does not activate, and then utilizes the Microsoft Loopback Adapter activation that the 220 pairs of network interface cards in unit are set and arranges; Otherwise, illustrate that then all virtual machines on the host server all are connected with its corresponding virtual network interface card, namely network is normal in the current host server, does not operate.
Described Microsoft Loopback Adapter activates unit 220 is set, and is used for activating unactivated Microsoft Loopback Adapter.
The unactivated Microsoft Loopback Adapter of described activation is that the network interface card information with Microsoft Loopback Adapter reconfigures, and Microsoft Loopback Adapter and its corresponding virtual machine are complementary, and sets up being connected between Microsoft Loopback Adapter and its corresponding virtual machine.
Preferably, as a kind of embodiment, described first processing module 200 comprises that also Microsoft Loopback Adapter sets up unit 230.
Described Microsoft Loopback Adapter is set up unit 230, is used for then setting up new Microsoft Loopback Adapter, and activating described new Microsoft Loopback Adapter when there is virtual machine not with its corresponding virtual network interface card in host server.
Described second processing module 300, the Microsoft Loopback Adapter that is used for having activated on the configure host server is communicated with virtual switch.
Described second processing module 300 comprises first processing unit 310;
Described first processing unit 310, the virtual switch that is used on host server inserts the connection of virtual port or adds new virtual port, and the network strategy that disposes described virtual port is the network strategy of the Microsoft Loopback Adapter that activated.
Described network strategy comprises VLAN label, network speed limit and security control information etc.
Virtual switch on host server inserts the connection of virtual port or adds new virtual port, and the networking strategy that disposes described virtual port is the network strategy of the Microsoft Loopback Adapter that activated, thereby set up being connected between Microsoft Loopback Adapter and the virtual switch, then the network-in-dialing reparation of corresponding virtual machine is finished, and can work normally.
Preferably, as a kind of embodiment, adopt the virtual switch of mode on host server that adds to add new virtual port in the present embodiment.
Preferably, as a kind of embodiment, the system that a kind of virtual network of the embodiment of the invention is repaired also comprises the 3rd processing module 400.
Described the 3rd processing module 400 is used for pulling out the connection on the virtual port of original connection Microsoft Loopback Adapter or deleting the virtual port of described original connection Microsoft Loopback Adapter at the virtual switch on the host server.
Pull out on the virtual switch the original virtual port that connects Microsoft Loopback Adapter on connection, perhaps delete the virtual port of described original connection Microsoft Loopback Adapter, then create new connection at virtual switch and prepare for follow-up.
Preferably, as a kind of embodiment, the system that a kind of virtual network of the embodiment of the invention is repaired also comprises second read module 500.
Described second read module 500 is used for reading network strategy with virtual machine corresponding virtual network interface card from host server.
From host server, read and carry out the network strategy that virtual network is repaired the virtual machine corresponding virtual network interface card of buffer memory in the preceding host server, thereby can in subsequent step, further the network strategy of virtual machine corresponding virtual network interface card be configured to the virtual port of virtual switch, make the network-in-dialing of virtual machine, recover operate as normal.
Need to prove herein, first processing module, 200, the three processing modules 400 and second read module 500 described in the virtual network repair system of the present invention, handling problem sequencing can arrange flexibly.
The above embodiment has only expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (10)
1. the method that virtual network is repaired is characterized in that, may further comprise the steps:
Read the Microsoft Loopback Adapter information on all virtual machines and described virtual machine on the host server;
Microsoft Loopback Adapter information according on the virtual machine that reads and the described virtual machine activates unactivated Microsoft Loopback Adapter;
The Microsoft Loopback Adapter that has activated on the configure host server is communicated with virtual switch.
2. the virtual network according to claim 1 method of repairing is characterized in that the Microsoft Loopback Adapter that has activated on the described configure host server is communicated with virtual switch, may further comprise the steps:
Virtual switch on host server inserts the connection of virtual port or adds new virtual port, and the network strategy that disposes described virtual port is the network strategy of the Microsoft Loopback Adapter that activated.
3. the virtual network according to claim 2 method of repairing is characterized in that, and is with before virtual switch is communicated with, further comprising the steps of at the Microsoft Loopback Adapter that has activated on the described configure host server:
Pull out the connection on the virtual port of original connection Microsoft Loopback Adapter at the virtual switch on the host server or delete the virtual port of described original connection Microsoft Loopback Adapter.
4. the virtual network according to claim 3 method of repairing is characterized in that, and is with before virtual switch is communicated with, further comprising the steps of at the Microsoft Loopback Adapter that has activated on the described configure host server:
From host server, read the network strategy with virtual machine corresponding virtual network interface card.
5. the virtual network according to claim 4 method of repairing is characterized in that:
Described network strategy comprises, virtual LAN VLAN, network speed limit and security information;
Described Microsoft Loopback Adapter information comprises, Adapter Name, MAC Address, IP address, subnet mask and gateway.
6. the system that virtual network is repaired is characterized in that, comprising: first read module, and first processing module, second processing module, wherein:
Described first read module is used for reading the Microsoft Loopback Adapter information on all virtual machines and described virtual machine on the host server;
Described first processing module is used for according to the Microsoft Loopback Adapter information on the virtual machine that reads and the described virtual machine, activates unactivated Microsoft Loopback Adapter;
Described second processing module, the Microsoft Loopback Adapter that is used for having activated on the configure host server is communicated with virtual switch.
7. the system of virtual network reparation according to claim 6 is characterized in that described second processing module comprises first processing unit, wherein:
Described first processing unit, the virtual switch that is used on host server inserts the connection of virtual port or adds new virtual port, and the network strategy that disposes described virtual port is the network strategy of the Microsoft Loopback Adapter that activated.
8. the system of virtual network reparation according to claim 7 is characterized in that, also comprises the 3rd processing module, wherein:
Described the 3rd processing module is used for pulling out the connection on the virtual port of original connection Microsoft Loopback Adapter or deleting the virtual port of described original connection Microsoft Loopback Adapter at the virtual switch on the host server.
9. the system of virtual network reparation according to claim 7 is characterized in that, also comprises second read module, wherein:
Described second read module is used for reading network strategy with virtual machine corresponding virtual network interface card from host server.
10. the virtual network according to claim 9 system of repairing is characterized in that:
Described network strategy comprises, virtual LAN VLAN, network speed limit and security information;
Described Microsoft Loopback Adapter information comprises, Adapter Name, MAC Address, IP address, subnet mask and gateway.
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Application publication date: 20130911 |