CN107370622A - A kind of virtual machine multiplexing host MAC and IP method and system - Google Patents
A kind of virtual machine multiplexing host MAC and IP method and system Download PDFInfo
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- CN107370622A CN107370622A CN201710576243.3A CN201710576243A CN107370622A CN 107370622 A CN107370622 A CN 107370622A CN 201710576243 A CN201710576243 A CN 201710576243A CN 107370622 A CN107370622 A CN 107370622A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000012795 verification Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 238000004891 communication Methods 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5007—Internet protocol [IP] addresses
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2101/00—Indexing scheme associated with group H04L61/00
- H04L2101/60—Types of network addresses
- H04L2101/618—Details of network addresses
- H04L2101/622—Layer-2 addresses, e.g. medium access control [MAC] addresses
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The invention discloses a kind of virtual machine multiplexing host MAC and IP method, is write the physical address MAC of host network interface card in the network card configuration of virtual machine applied to virtual platform, including Multiplexing Unit MACVTAP；Monitoring unit creates serial ports file in host；Judge whether to receive the startup information of virtual machine；If so, the IP address of host network interface card is then write into serial ports file；Agent unit reads the data in serial equipment in virtual machine, wherein, data include the IP address of host network interface card, and IP address is write in the network card configuration of virtual machine.The efficiency of data exchange is improved, virtual machine load is reduced, improves the performance of virtual machine indirectly, the virtual machine and host is in identical position in a network environment, so as to ensure that virtual machine can pass through the safety verification in network.The invention also discloses a kind of virtual machine multiplexing host MAC and IP system, there is above-mentioned beneficial effect.
Description
Technical field
The present invention relates to virtualization field, is multiplexed host MAC and IP method more particularly to a kind of virtual machine and is
System.
Background technology
In cloud computing era, virtual platform provides PaaS (Platform as a Service, platform for cloud computing
Service) service, the network design mode in traditional virtual platform is usually that independent MAC is distributed to every virtual machine
(Media Access Control, physical address) and IP address.In general, it is to pass through to carry out network service in a network environment
What host was realized, when monitoring software is wanted to carry out safety certification to the network interface card of host and virtual machine, due to virtual
IP address and MAC Address in machine network card configuration are all false, cause virtual machine can not by the safety certification in network,
So that have influence on follow-up network service.
Therefore how to provide a kind of scheme for solving above-mentioned technical problem is that those skilled in the art need to solve at present
Problem.
The content of the invention
It is flat applied to virtualization it is an object of the invention to provide a kind of virtual machine multiplexing host MAC and IP method
Platform, improve the efficiency of data exchange, reduce virtual machine load, improve the performance of virtual machine indirectly, make the virtual machine and
Host is in identical position in a network environment, is tested so as to ensure that virtual machine can pass through the safety in network
Card.It is a further object of the present invention to provide a kind of virtual machine multiplexing host MAC and IP system.
In order to solve the above technical problems, the invention provides a kind of virtual machine multiplexing host MAC and IP method, application
In virtual platform, including：
Multiplexing Unit MACVTAP writes the physical address MAC of host network interface card in the network card configuration of virtual machine；
Monitoring unit creates serial ports file in the host；
Judge whether to receive the startup information of the virtual machine；
If so, the IP address of the host network interface card is then write into the serial ports file；
Agent unit reads the data in serial equipment in the virtual machine, wherein, the data include the host
The IP address of machine network interface card, and the IP address is write in the network card configuration of the virtual machine.
Preferably, the Multiplexing Unit MACVTAP matches somebody with somebody the network interface card of the physical address MAC write-in virtual machines of host network interface card
Process in putting is specially：
The Multiplexing Unit MACVTAP is by the physical address MAC of host network interface card by way of transparent transmission passthrough
Write in the network card configuration of virtual machine.
Preferably, the startup information includes virtual machine startup boot.
Preferably, the I/O activities for starting information also including the virtual machine.
Preferably, the data in the serial equipment also include the MAC Address of the host network interface card.
In order to solve the above technical problems, present invention also offers a kind of virtual machine multiplexing host MAC and IP system, should
For virtual platform, including：
Multiplexing Unit MACVTAP, for the physical address MAC of host network interface card to be write in the network card configuration of virtual machine；
Monitoring unit, for creating serial ports file in the host, and judge whether to receive the virtual machine
Start information, if so, triggering memory cell；
The memory cell, for the IP address of the host network interface card to be write into the serial ports file；
Agent unit is used to read the data in serial equipment in the virtual machine, wherein, the data include described
The IP address of host network interface card, and the IP address is write in the network card configuration of the virtual machine.
Preferably, the Multiplexing Unit MACVTAP is specifically used for the physical address MAC of host network interface card passing through transparent transmission
Passthrough mode is write in the network card configuration of virtual machine.
Preferably, the startup information includes virtual machine startup boot.
Preferably, the I/O activities for starting information also including the virtual machine.
Preferably, the data in the serial equipment also include the MAC Address of the host network interface card.
The invention provides a kind of virtual machine multiplexing host MAC and IP method, applied to virtual platform, including again
The physical address MAC of host network interface card is write in the network card configuration of virtual machine with unit MACVTAP；Monitoring unit is in host
Middle establishment serial ports file；Judge whether to receive the startup information of virtual machine；If so, then the IP address of host network interface card is write
Serial ports file；Agent unit reads the data in serial equipment in virtual machine, wherein, data are with including the IP of host network interface card
Location, and IP address is write in the network card configuration of virtual machine.
It can be seen that in actual applications, using the solution of the present invention, completed by MACVTAP and serial port communication technology virtual
Multiplexing of the machine to the MAC and IP of host, can be directly by the data forwarding in host to virtual machine by MACVTAP, this
When virtual machine configuration in include the MAC Address of host, improve the efficiency of data exchange, reduce virtual machine load,
The performance for improving virtual machine is connect, synchronization of the virtual machine to host IP is realized with serial port communication technology, it is empty by such scheme
MAC Address and IP address in the configuration of plan machine are real, make the virtual machine and host in a network environment in identical
Position, so as to ensure that virtual machine can pass through the safety verification in network.
Present invention also offers a kind of virtual machine multiplexing host MAC and IP system, applied to virtual platform, have
Such as above-mentioned multiplexing method identical beneficial effect.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to institute in prior art and embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the flow chart that a kind of virtual machine provided by the invention is multiplexed host MAC and IP method；
Fig. 2 is the structural representation that a kind of virtual machine provided by the invention is multiplexed host MAC and IP system.
Embodiment
The core of the present invention there is provided a kind of virtual machine multiplexing host MAC and IP method, flat applied to virtualization
Platform, improve the efficiency of data exchange, reduce virtual machine load, improve the performance of virtual machine indirectly, make the virtual machine and
Host is in identical position in a network environment, is tested so as to ensure that virtual machine can pass through the safety in network
Card.Another core of the present invention is to provide a kind of virtual machine multiplexing host MAC and IP system.
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Fig. 1 is refer to, Fig. 1 is the flow chart that a kind of virtual machine provided by the invention is multiplexed host MAC and IP method, is wrapped
Include：
Step 1：Multiplexing Unit MACVTAP writes the physical address MAC of host network interface card in the network card configuration of virtual machine；
Specifically, MACVTAP is a new device driver, it is intended to simplifies the bridge coil of virtualization, makes virtual
The number of plies that machine accesses host network interface card tails off, and MACVTAP directly can turn the data frame of host network interface card in data link layer
Virtual machine is issued, the MAC Address of host network interface card is now just included in the configuration file of virtual machine, relative to traditional bridged network
Network, method of the invention have more efficient performance in the exchange of data, while reduce virtual machine load, improve indirectly
The performance of virtual machine.
Step 2：Monitoring unit creates serial ports file in host；
It is used for monitoring virtual machine on-off state specifically, monitoring unit Listener is operated in host for one
Oracle listener, Listener brings into operation before virtual machine is not actuated, a serial ports file is created, for starting in virtual machine
Afterwards, the IP address of host network interface card is write, the IP address that host network interface card is multiplexed for virtual machine provides the foundation.
Step 3：Judge whether to receive the startup information of virtual machine；
Specifically, the IP address of host network interface card is synchronized into virtual machine, first has to ensure that virtual machine starts, actually should
In, the problems such as because of virtual-machine fail or host operational issue virtual machine may being caused not run, lead to not by
The IP address of host network interface card is synchronized to virtual machine, it is necessary to restart virtual machine, after virtual machine starts or restarts, meeting
It, which is returned, to the service of monitoring starts information, Listener can just carry out subsequent operation after the startup information of virtual machine is received,
Further ensure the accuracy and authenticity of the IP address of virtual machine multiplexing host network interface card.
Step 4：If so, the IP address of host network interface card is then write into serial ports file；
Specifically, after Listener receives the startup information of virtual machine, the IP address of host network interface card is write pre-
In the serial ports file first created, communicated by serial port communication technology with virtual machine, obtain the IP address of host network interface card, operation letter
It is single, using the method for the present invention, after the IP address write-in serial ports file of host network interface card, only finished when virtual machine is read
Afterwards, can just continue to write to, further ensuring virtual machine can be with the IP address of Complete Synchronization host network interface card.
Step 5：Agent unit reads the data in serial equipment in virtual machine, wherein, data include host network interface card
IP address, and by IP address write virtual machine network card configuration in.
It is used for setting IP address in virtual machine network card configuration specifically, agent unit Agent is operated in virtual machine
Agent, whether there is data write-in in monitoring serial port equipment, wherein, because serial equipment can only be with listener programs
Document form is present, so the serial equipment in the virtual machine being previously mentioned in the present invention and the serial ports file in above-mentioned host
Identical, after virtual machine starts completely, Agent is monitored when having data write-in in serial ports file, parses host network interface card
IP address, it is written in the network card configuration of virtual machine, completes the IP address of host being synchronized in virtual machine, ensure that virtual
Machine is consistent in Internet with host, so as to ensure that virtual machine can pass through the safety verification in network.
The invention provides a kind of virtual machine multiplexing host MAC and IP method, applied to virtual platform, including again
The physical address MAC of host network interface card is write in the network card configuration of virtual machine with unit MACVTAP；Monitoring unit is in host
Middle establishment serial ports file；Judge whether to receive the startup information of virtual machine；If so, then the IP address of host network interface card is write
Serial ports file；Agent unit reads the data in serial equipment in virtual machine, wherein, data are with including the IP of host network interface card
Location, and IP address is write in the network card configuration of virtual machine.
It can be seen that in actual applications, using the solution of the present invention, completed by MACVTAP and serial port communication technology virtual
Multiplexing of the machine to the MAC and IP of host, can be directly by the data forwarding in host to virtual machine by MACVTAP, this
When virtual machine configuration in include the MAC Address of host, improve the efficiency of data exchange, reduce virtual machine load,
The performance for improving virtual machine is connect, synchronization of the virtual machine to host IP is realized with serial port communication technology, it is empty by such scheme
MAC Address and IP address in the configuration of plan machine are real, make the virtual machine and host in a network environment in identical
Position, so as to ensure that virtual machine can pass through the safety verification in network.
On the basis of above-described embodiment：
As a kind of preferred embodiment, Multiplexing Unit MACVTAP writes the physical address MAC of host network interface card virtual
Process in the network card configuration of machine is specially：
Multiplexing Unit MACVTAP writes the physical address MAC of host network interface card by way of transparent transmission passthrough
In the network card configuration of virtual machine.
Specifically, by MACVTAP passthrough modes, the data message of host network interface card is passed through virtually
Machine, virtual machine is set directly to carry out data exchange in a network using host network interface card, and the method for the application present invention can be with
Around virtualization layer, virtual machine is accessed the number of plies of host network interface card and tail off, improve the network throughput of virtual machine, reduce
Virtual machine loads, and improves the performance of virtual machine.
As a kind of preferred embodiment, starting information includes virtual machine startup boot.
Specifically, virtual machine starts the program of system operation when boot is exactly virtual machine start, when Listener is supervised
When hearing that this section of program starts, it is considered as now virtual machine and has begun to run, subsequent operation can be carried out, further ensured
The accuracy and authenticity of the IP address of virtual machine multiplexing host network interface card.
Certainly, start information also includes other information except starting boot including virtual machine, and the present invention does not limit herein.
As a kind of preferred embodiment, start I/O activity of the information also including virtual machine.
Specifically, the I/O activities of virtual machine are exactly virtual machine carry out input output operation, when Listener listen to
When the relevant any disk of virtual machine or network activity, it is considered as now virtual machine and has begun to run, can subsequently be grasped
Make, further ensure the accuracy and authenticity of the IP address of virtual machine multiplexing host network interface card.
Certainly, information is started except the I/O activities including virtual machine also include other information, the present invention does not limit herein
It is fixed.
As a kind of preferred embodiment, the data in serial equipment also include the MAC Address of host network interface card.
Specifically, the MAC Address of host network interface card is multiplexed to after virtual machine by MACVTAP technologies, in virtual machine
The data read of serial equipment also include the MAC Address of host network interface card.
Except the MAC Address that can include host network interface card can also include other letters in data in certain serial equipment
Breath, the present invention do not limit herein.
Fig. 2 is refer to, Fig. 2 is the structural representation that a kind of virtual machine provided by the invention is multiplexed host MAC and IP system
Figure, including：
Multiplexing Unit MACVTAP 1, for the physical address MAC of host network interface card to be write to the network card configuration of virtual machine
In；
Monitoring unit 2, for creating serial ports file in host, and judge whether to receive the startup letter of virtual machine
Breath, if so, triggering memory cell 3；
Memory cell 3, for the IP address of host network interface card to be write into serial ports file；
Agent unit 4 is used to read the data in serial equipment in virtual machine, wherein, data include host network interface card
IP address, and IP address is write in the network card configuration of virtual machine.
As a kind of preferred embodiment, Multiplexing Unit MACVTAP 1 is specifically used for the physical address of host network interface card
MAC is write in the network card configuration of virtual machine by way of transparent transmission passthrough.
As a kind of preferred embodiment, starting information includes virtual machine startup boot.
As a kind of preferred embodiment, start I/O activity of the information also including virtual machine.
As a kind of preferred embodiment, the data in serial equipment also include the MAC Address of host network interface card.
For a kind of introduction of virtual machine multiplexing host MAC and IP system provided by the invention, above-mentioned reality refer to
Example is applied, the present invention will not be repeated here.
Present invention also offers a kind of virtual machine multiplexing host MAC and IP system, applied to virtual platform, have
Such as above-mentioned multiplexing method identical beneficial effect.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment
For, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
- A kind of 1. virtual machine multiplexing host MAC and IP method, applied to virtual platform, it is characterised in that including：Multiplexing Unit MACVTAP writes the physical address MAC of host network interface card in the network card configuration of virtual machine；Monitoring unit creates serial ports file in the host；Judge whether to receive the startup information of the virtual machine；If so, the IP address of the host network interface card is then write into the serial ports file；Agent unit reads the data in serial equipment in the virtual machine, wherein, the data include the host net The IP address of card, and the IP address is write in the network card configuration of the virtual machine.
- 2. according to the method for claim 1, it is characterised in that the Multiplexing Unit MACVTAP is by the thing of host network interface card Managing the process that address MAC is write in the network card configuration of virtual machine is specially：The Multiplexing Unit MACVTAP writes the physical address MAC of host network interface card by way of transparent transmission passthrough In the network card configuration of virtual machine.
- 3. according to the method for claim 1, it is characterised in that the startup information includes virtual machine and starts boot.
- 4. according to the method for claim 3, it is characterised in that the information also I/O including the virtual machine that starts lives It is dynamic.
- 5. according to the method for claim 1, it is characterised in that the data in the serial equipment also include the host The MAC Address of network interface card.
- A kind of 6. virtual machine multiplexing host MAC and IP system, applied to virtual platform, it is characterised in that including：Multiplexing Unit MACVTAP, for the physical address MAC of host network interface card to be write in the network card configuration of virtual machine；Monitoring unit, for creating serial ports file in the host, and judge whether to receive the startup of the virtual machine Information, if so, triggering memory cell；The memory cell, for the IP address of the host network interface card to be write into the serial ports file；Agent unit is used to read the data in serial equipment in the virtual machine, wherein, the data include the host The IP address of machine network interface card, and the IP address is write in the network card configuration of the virtual machine.
- 7. system according to claim 6, it is characterised in that the Multiplexing Unit MACVTAP is specifically used for host The physical address MAC of network interface card is write in the network card configuration of virtual machine by way of transparent transmission passthrough.
- 8. system according to claim 6, it is characterised in that the startup information includes virtual machine and starts boot.
- 9. system according to claim 8, it is characterised in that the information also I/O including the virtual machine that starts lives It is dynamic.
- 10. system according to claim 6, it is characterised in that the data in the serial equipment also include the host The MAC Address of machine network interface card.
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| CN201710576243.3A CN107370622B (en) | 2017-07-14 | 2017-07-14 | Method and system for multiplexing host machine MAC and IP by virtual machine |
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| CN201710576243.3A CN107370622B (en) | 2017-07-14 | 2017-07-14 | Method and system for multiplexing host machine MAC and IP by virtual machine |
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| CN113590262A (en) * | 2021-06-30 | 2021-11-02 | 郑州云海信息技术有限公司 | High-availability method, system and related device for virtual machine |
| CN114448939A (en) * | 2022-04-07 | 2022-05-06 | 广州市保伦电子有限公司 | VirtualBox-based method for acquiring IP address of host machine and background server |
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