CN102480420A - Message sending method as well as message receiving method, device and system - Google Patents
Message sending method as well as message receiving method, device and system Download PDFInfo
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- CN102480420A CN102480420A CN2010105641954A CN201010564195A CN102480420A CN 102480420 A CN102480420 A CN 102480420A CN 2010105641954 A CN2010105641954 A CN 2010105641954A CN 201010564195 A CN201010564195 A CN 201010564195A CN 102480420 A CN102480420 A CN 102480420A
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Abstract
The invention discloses a message sending method and device as well as a message receiving method and device. The message sending method comprises the following steps: a virtual network card of a source virtual machine receives a message sent from the source virtual machine; the received message is sent to a physical network card of a physical computer on which the virtual machine is positioned by a network bridge; and the physical network card sends the message to a physical gateway corresponding to the virtual machine so as to bring convenience for the physical gateway to forward the message to the destination virtual machine of the message according to the destination address of the message. According to the method and the device, the message forwarding scene of the physical gateway in a real network can be simulated to lower a research result error.
Description
Technical field
The present invention relates to the communications field, relate in particular to message transmitting method and device between a kind of virtual subnet.
Background technology
Virtual machine (VM, Virtual Machine) be meant through software simulation have the complete hardware system function, operate in a complete computer in the complete isolation environment.Utilize virtual machine technique, can on a physical machine such as physical computer, create a plurality of virtual machines, make up virtual subnet, constitute virtual network through said a plurality of virtual machines.This virtual network has widely in methods such as research network characteristic, analog network behavioural characteristic, debugging network programs to be used.
In virtual network shown in Figure 1, on a physical computer, made up 3 virtual subnets, and the communication between the virtual subnet is accomplished through the physical computer at virtual subnet place.Concrete, receive the virtual machine message sent in a certain virtual subnet by physical computer, this message is forwarded to the purpose virtual machine of message.
But; The inventor finds: in the prior art; Network message between each virtual machine on physical computer is transmitted and can only directly be accomplished by the place physical computer, rather than is realized that by physical gateway physical gateway carries out the scene that message is transmitted in the live network thereby can't simulate; Therefore when carrying out the research of network characteristic etc. based on this virtual network, the error of result of study is bigger.
Summary of the invention
In view of this, the technical problem that the present invention will solve is, message transmitting method and device between a kind of virtual subnet are provided, and can carry out the scenario simulation that the physical gateway message is transmitted in the live network, reduces the error of result of study.
For this reason, the embodiment of the invention adopts following technical scheme:
The embodiment of the invention provides a kind of file transmitting method, comprising:
The message of the required transmission of Microsoft Loopback Adapter reception sources virtual machine of source virtual machine sends to the physical network card that virtual machine belongs to physical computer with the message that receives through bridge;
Said physical network card sends to virtual machine corresponding physical gateway with said message, so that said physical gateway is transmitted to message according to the destination address of message the purpose virtual machine of message.
Also comprise:
Set up the bridge between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine in advance;
And the gateway of confirming physical network card is the virtual machine corresponding physical gateway in the physical computer.
Bridge between the physical network card of the said Microsoft Loopback Adapter of setting up virtual machine in advance and virtual machine place physical computer comprises:
On physical computer, set up bridge;
The Microsoft Loopback Adapter of said virtual machine and the physical network card of physical computer are added said bridge.
The embodiment of the invention provides a kind of message method of reseptance, comprising:
The physical network card of physical computer receives the destination address message sent of physical gateway according to message;
Said physical network card sends to said message the Microsoft Loopback Adapter of purpose virtual machine through bridge; Said purpose virtual machine is confirmed according to the destination address of said message;
The Microsoft Loopback Adapter of purpose virtual machine sends to said purpose virtual machine with the message that receives.
Also comprise:
Set up the bridge between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine in advance;
And the gateway of confirming physical network card is the virtual machine corresponding physical gateway in the physical computer.
Bridge between the physical network card of the said Microsoft Loopback Adapter of setting up virtual machine in advance and virtual machine place physical computer comprises:
On physical computer, set up bridge;
The Microsoft Loopback Adapter of said virtual machine and the physical network card of physical computer are added said bridge.
The embodiment of the invention provides a kind of packet transmission device, comprising:
Bridge is used to carry out the transfer of data between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine;
Microsoft Loopback Adapter is used for the message of the required transmission of reception sources virtual machine, the message that receives is sent to the physical network card of virtual machine place physical computer through bridge;
Physical network card is used for said message is sent to virtual machine corresponding physical gateway, so that said physical gateway is transmitted to message according to the destination address of message the purpose virtual machine of message.
Also comprise:
Set up the unit, be used to set up the bridge between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine; And the gateway of confirming physical network card is the virtual machine corresponding physical gateway in the physical computer.
Setting up the unit comprises:
Set up subelement, be used on physical computer, setting up bridge; The Microsoft Loopback Adapter of said virtual machine and the physical network card of physical computer are added said bridge;
Confirm subelement, be used for confirming that the gateway of physical network card is the virtual machine corresponding physical gateway of physical computer.
The embodiment of the invention provides a kind of message receiving system, comprising:
Bridge is used to carry out the transfer of data between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine;
Physical network card is used to receive the destination address message sent of physical gateway according to message; Said message is sent to the Microsoft Loopback Adapter of purpose virtual machine through bridge; Said purpose virtual machine is confirmed according to the destination address of said message;
Microsoft Loopback Adapter is used for the message that receives is sent to said purpose virtual machine.
Technique effect analysis for technique scheme is following:
Set up the bridge between the physical network card of physical computer at Microsoft Loopback Adapter and virtual machine place of virtual machine in advance; Thereby the Microsoft Loopback Adapter of the source virtual machine of message sends to message through bridge the physical network card of physical computer; Said message is sent to the physical gateway of source virtual machine by physical network card; And then physical gateway is given corresponding purpose virtual machine according to the destination address of message with said message transmissions; Realized carrying out message transmissions through physical gateway between the virtual machine, thereby made virtual network can carry out the scenario simulation that the physical gateway message is transmitted in the live network, reduced the error of result of study.
Description of drawings
Fig. 1 is a prior art virtual network architecture sketch map;
Fig. 2 is an embodiment of the invention schematic network structure;
Fig. 3 is an embodiment of the invention file transmitting method schematic flow sheet;
Fig. 4 is an embodiment of the invention message method of reseptance schematic flow sheet;
Fig. 5 is an embodiment of the invention message transmissions schematic flow sheet;
Fig. 6 is an embodiment of the invention packet transmission device structural representation;
Fig. 7 is an embodiment of the invention message receiving system structural representation.
Embodiment
Below, be described with reference to the accompanying drawings the realization of embodiment of the invention message transmitting method and device.
As shown in Figure 2, the network configuration of being set up in the embodiment of the invention comprises: virtual subnet comprises several virtual machines in each virtual subnet; Each virtual machine comprises a Microsoft Loopback Adapter (not shown); The physical network card (not shown) of virtual subnet place physical computer; And virtual subnet corresponding physical gateway; Has annexation between the physical gateway.
In the prior art, can only realize message transmissions through the physical computer that self belongs between the virtual machine of virtual subnet; But, in embodiments of the present invention, between the physical network card of the physical computer at the Microsoft Loopback Adapter of said virtual machine and virtual machine place, set up bridge, realize transfer of data between the two; And the gateway of the physical network card of physical computer is set to the pairing physical gateway of virtual subnet in the physical computer, thereby realizes transfer of data between the physical gateway of assurance physical network card and virtual subnet.
Wherein, during bridge between the physical network card of setting up Microsoft Loopback Adapter and physical computer, can realize in the following manner:
Set up bridge;
The physical network card of said Microsoft Loopback Adapter and physical computer is added said bridge.
After setting up bridge, can be with the IP address setting of bridge and the physical gateway of virtual machine and virtual machine arbitrary IP address at same subnet.
Wherein, when setting up bridge, can use realizations such as brctl instrument, repeat no more here.
Under network configuration shown in Figure 2, as shown in Figure 3, the embodiment of the invention provides a kind of file transmitting method, and this method comprises:
Step 301: the message of the required transmission of Microsoft Loopback Adapter reception sources virtual machine of the source virtual machine of message sends to the physical network card that virtual machine belongs to physical computer with the message that receives through bridge.
Said source virtual machine also is: the virtual machine that sends message; Then the purpose virtual machine of literary composition also is: the virtual machine that receives message.
Step 302: said physical network card sends to virtual machine corresponding physical gateway with said message, so that said physical gateway is transmitted to message according to the destination address of message the purpose virtual machine of message.
In the file transmitting method shown in Figure 3; Set up the bridge between the physical network card of physical computer at Microsoft Loopback Adapter and virtual machine place of virtual machine in advance; The Microsoft Loopback Adapter of the source virtual machine of message sends to message through bridge the physical network card of physical computer; By physical network card said message is sent to the physical gateway of source virtual machine, and then physical gateway gives corresponding purpose virtual machine according to the destination address of message with said message transmissions, realized carrying out message transmissions through physical gateway between the virtual machine; Thereby make virtual network can carry out the scenario simulation that the physical gateway message is transmitted in the live network, reduced the error of result of study.
Corresponding with said file transmitting method, also comprise a kind of message method of reseptance, as shown in Figure 4, this method comprises:
Step 401: the physical network card of physical computer receives the destination address message sent of physical gateway according to message;
Step 402: said physical network card sends to said message the Microsoft Loopback Adapter of purpose virtual machine through bridge; Said purpose virtual machine is confirmed according to the destination address of said message;
Step 403: the Microsoft Loopback Adapter of purpose virtual machine sends to said purpose virtual machine with the message that receives.
In the message method of reseptance shown in Figure 4; Set up the bridge between the physical network card of physical computer at Microsoft Loopback Adapter and virtual machine place of virtual machine in advance; The physical network card of physical computer receives the physical gateway message sent; Said message is sent to the Microsoft Loopback Adapter of purpose virtual machine through bridge; And then message is sent to the purpose virtual machine by Microsoft Loopback Adapter, thus make virtual network can carry out the scenario simulation that the physical gateway message is transmitted in the live network, reduced the error of result of study.
On the basis of Fig. 3 and Fig. 4, the message method of sending and receiving of the embodiment of the invention is carried out more detailed explanation, as shown in Figure 5, the process that said message sends and receives is following:
Step 501: the source virtual machine that need send message sends to the message of required transmission the Microsoft Loopback Adapter of virtual machine self;
Step 502: said Microsoft Loopback Adapter sends to said message the physical network card of virtual machine place physical computer through the bridge between Microsoft Loopback Adapter and the physical network card;
Step 503: said physical network card sends to the pairing physical gateway of said source virtual machine with said message;
Step 504: said physical gateway is confirmed the physical computer that the purpose virtual machine of said message belongs to according to the destination address of message, said message is sent to the physical network card of the physical computer at said purpose virtual machine place;
Here, also possibly need, thereby message sends to the physical network card of the physical computer at purpose virtual machine place the most at last through the transfer of data between the physical gateway.
Step 505: the physical network card of the physical computer at said purpose virtual machine place sends to said message the Microsoft Loopback Adapter of purpose virtual machine through bridge;
Step 506: the Microsoft Loopback Adapter of said purpose virtual machine sends to corresponding purpose virtual machine with said message.
Through above step, the transmission and the forwarding of message have promptly been realized between the virtual machine carrying out through physical gateway.
Corresponding with above file transmitting method and method of reseptance, the embodiment of the invention also provides packet transmission device and receiving system.
As shown in Figure 6, be a kind of packet transmission device, this device comprises:
Preferably, this device can also comprise:
Set up unit 600, be used to set up the bridge between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine; And the gateway of confirming physical network card is the virtual machine corresponding physical gateway in the physical computer.
Preferably, setting up unit 600 can be realized by following structure:
Set up subelement, be used on physical computer, setting up bridge; The Microsoft Loopback Adapter of said virtual machine and the physical network card of physical computer are added said bridge;
Confirm subelement, be used for confirming that the gateway of physical network card is the virtual machine corresponding physical gateway of physical computer.
In the packet transmission device shown in Figure 6; Set up the bridge between the physical network card of physical computer at Microsoft Loopback Adapter and virtual machine place of virtual machine in advance; The Microsoft Loopback Adapter of the source virtual machine of message sends to message through bridge the physical network card of physical computer; By physical network card said message is sent to the physical gateway of source virtual machine, and then physical gateway gives corresponding purpose virtual machine according to the destination address of message with said message transmissions, realized carrying out message transmissions through physical gateway between the virtual machine; Thereby make virtual network can carry out the scenario simulation that the physical gateway message is transmitted in the live network, reduced the error of result of study.
Fig. 7 is a kind of message receiving system of the embodiment of the invention, and as shown in Figure 7, this device comprises:
Preferably, this device can also comprise:
Set up unit 700, be used to set up the bridge between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine; And the gateway of confirming physical network card is the virtual machine corresponding physical gateway in the physical computer.
Preferably, setting up unit 700 can be realized by following structure:
Set up subelement, be used on physical computer, setting up bridge; The Microsoft Loopback Adapter of said virtual machine and the physical network card of physical computer are added said bridge;
Confirm subelement, be used for confirming that the gateway of physical network card is the virtual machine corresponding physical gateway of physical computer.
In the message receiving system shown in Figure 7; Set up the bridge between the physical network card of physical computer at Microsoft Loopback Adapter and virtual machine place of virtual machine in advance; The physical network card of physical computer receives the physical gateway message sent; Said message is sent to the Microsoft Loopback Adapter of purpose virtual machine through bridge; And then message is sent to the purpose virtual machine by Microsoft Loopback Adapter, thus make virtual network can carry out the scenario simulation that the physical gateway message is transmitted in the live network, reduced the error of result of study.
One of ordinary skill in the art will appreciate that; The process of the method for realization the foregoing description can be accomplished through the relevant hardware of program command; Described program can be stored in the read/write memory medium, and this program when carrying out the corresponding step in the said method.Described storage medium can be like ROM/RAM, magnetic disc, CD etc.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (10)
1. a file transmitting method is characterized in that, comprising:
The message of the required transmission of Microsoft Loopback Adapter reception sources virtual machine of source virtual machine sends to the physical network card that virtual machine belongs to physical computer with the message that receives through bridge;
Said physical network card sends to virtual machine corresponding physical gateway with said message, so that said physical gateway is transmitted to message according to the destination address of message the purpose virtual machine of message.
2. method according to claim 1 is characterized in that, also comprises:
Set up the bridge between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine in advance;
And the gateway of confirming physical network card is the virtual machine corresponding physical gateway in the physical computer.
3. method according to claim 2 is characterized in that, the bridge between the physical network card of the said Microsoft Loopback Adapter of setting up virtual machine in advance and virtual machine place physical computer comprises:
On physical computer, set up bridge;
The Microsoft Loopback Adapter of said virtual machine and the physical network card of physical computer are added said bridge.
4. a message method of reseptance is characterized in that, comprising:
The physical network card of physical computer receives the destination address message sent of physical gateway according to message;
Said physical network card sends to said message the Microsoft Loopback Adapter of purpose virtual machine through bridge; Said purpose virtual machine is confirmed according to the destination address of said message;
The Microsoft Loopback Adapter of purpose virtual machine sends to said purpose virtual machine with the message that receives.
5. method according to claim 4 is characterized in that, also comprises:
Set up the bridge between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine in advance;
And the gateway of confirming physical network card is the virtual machine corresponding physical gateway in the physical computer.
6. method according to claim 5 is characterized in that, the bridge between the physical network card of the said Microsoft Loopback Adapter of setting up virtual machine in advance and virtual machine place physical computer comprises:
On physical computer, set up bridge;
The Microsoft Loopback Adapter of said virtual machine and the physical network card of physical computer are added said bridge.
7. a packet transmission device is characterized in that, comprising:
Bridge is used to carry out the transfer of data between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine;
Microsoft Loopback Adapter is used for the message of the required transmission of reception sources virtual machine, the message that receives is sent to the physical network card of virtual machine place physical computer through bridge;
Physical network card is used for said message is sent to virtual machine corresponding physical gateway, so that said physical gateway is transmitted to message according to the destination address of message the purpose virtual machine of message.
8. device according to claim 7 is characterized in that, also comprises:
Set up the unit, be used to set up the bridge between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine; And the gateway of confirming physical network card is the virtual machine corresponding physical gateway in the physical computer.
9. device according to claim 8 is characterized in that, sets up the unit and comprises:
Set up subelement, be used on physical computer, setting up bridge; The Microsoft Loopback Adapter of said virtual machine and the physical network card of physical computer are added said bridge;
Confirm subelement, be used for confirming that the gateway of physical network card is the virtual machine corresponding physical gateway of physical computer.
10. a message receiving system is characterized in that, comprising:
Bridge is used to carry out the transfer of data between the physical network card of Microsoft Loopback Adapter and virtual machine place physical computer of virtual machine;
Physical network card is used to receive the destination address message sent of physical gateway according to message; Said message is sent to the Microsoft Loopback Adapter of purpose virtual machine through bridge; Said purpose virtual machine is confirmed according to the destination address of said message;
Microsoft Loopback Adapter is used for the message that receives is sent to said purpose virtual machine.
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| CN2010105641954A CN102480420A (en) | 2010-11-29 | 2010-11-29 | Message sending method as well as message receiving method, device and system |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104038422A (en) * | 2013-03-08 | 2014-09-10 | 华为技术有限公司 | Message forwarding method and gateways |
| CN104601428A (en) * | 2014-12-23 | 2015-05-06 | 广州亦云信息技术有限公司 | Communication method of virtual machines |
| WO2015139546A1 (en) * | 2014-03-21 | 2015-09-24 | 海信集团有限公司 | Method for transmitting data via wifi, main device and module device |
| CN105245456A (en) * | 2015-10-20 | 2016-01-13 | 浪潮(北京)电子信息产业有限公司 | Method and system for unloading SDN virtual network function in cloud server |
| CN105553889A (en) * | 2015-12-21 | 2016-05-04 | 浪潮集团有限公司 | Fast packet-receiving/packet-transmitting transferring method between physical network card and virtual network card under kernel network bridge |
| CN107948061A (en) * | 2017-11-23 | 2018-04-20 | 成都智蜂网科技有限责任公司 | Hot standby the double route system and its control method that can be shunted based on bridge joint |
| CN110149231A (en) * | 2019-05-21 | 2019-08-20 | 优刻得科技股份有限公司 | Update method, apparatus, storage medium and the equipment of virtual switch |
| CN110838964A (en) * | 2018-08-16 | 2020-02-25 | 上海仪电（集团）有限公司中央研究院 | Network docking system for virtual network and physical network |
| CN111030980A (en) * | 2019-08-09 | 2020-04-17 | 哈尔滨安天科技集团股份有限公司 | Linux transparent network equipment platform implementation method, device and storage medium |
| CN113098774A (en) * | 2021-03-25 | 2021-07-09 | 北京金山云网络技术有限公司 | Message forwarding method and device |
| CN113612689A (en) * | 2021-08-11 | 2021-11-05 | 优刻得科技股份有限公司 | Message forwarding method, system, device and medium |
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| CN105553889A (en) * | 2015-12-21 | 2016-05-04 | 浪潮集团有限公司 | Fast packet-receiving/packet-transmitting transferring method between physical network card and virtual network card under kernel network bridge |
| CN107948061A (en) * | 2017-11-23 | 2018-04-20 | 成都智蜂网科技有限责任公司 | Hot standby the double route system and its control method that can be shunted based on bridge joint |
| CN110838964A (en) * | 2018-08-16 | 2020-02-25 | 上海仪电（集团）有限公司中央研究院 | Network docking system for virtual network and physical network |
| CN110149231A (en) * | 2019-05-21 | 2019-08-20 | 优刻得科技股份有限公司 | Update method, apparatus, storage medium and the equipment of virtual switch |
| CN111030980A (en) * | 2019-08-09 | 2020-04-17 | 哈尔滨安天科技集团股份有限公司 | Linux transparent network equipment platform implementation method, device and storage medium |
| CN113098774A (en) * | 2021-03-25 | 2021-07-09 | 北京金山云网络技术有限公司 | Message forwarding method and device |
| CN113612689A (en) * | 2021-08-11 | 2021-11-05 | 优刻得科技股份有限公司 | Message forwarding method, system, device and medium |
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Application publication date: 20120530 |