CN109379292A - A kind of method of multicasting, virtual switch, SDN controller and storage medium - Google Patents
A kind of method of multicasting, virtual switch, SDN controller and storage medium Download PDFInfo
- Publication number
- CN109379292A CN109379292A CN201811171360.2A CN201811171360A CN109379292A CN 109379292 A CN109379292 A CN 109379292A CN 201811171360 A CN201811171360 A CN 201811171360A CN 109379292 A CN109379292 A CN 109379292A
- Authority
- CN
- China
- Prior art keywords
- multicast
- virtual switch
- virtual machine
- sdn controller
- virtual
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/16—Multipoint routing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses a kind of method of multicasting, virtual switch, SDN controller and storage medium, method of multicasting includes: the multicast request for receiving the first virtual switch and sending；Multicast member virtual machine is obtained according to multicast request, multicast forwarding rule is generated according to multicast member virtual machine；Multicast forwarding rule is sent to the second virtual switch, so that the second virtual switch sends multicast message to multicast member virtual machine.
Description
Technical field
The present invention relates to virtualization network technique field, espespecially a kind of method of multicasting, virtual switch, SDN controller and
Storage medium.
Background technique
It is existing in order to meet people to network function and performance increasing demand currently, networking technology sustainable development
The switching equipment such as router increase many sophisticated functions, for example, ospf (OSPF, Open
Shortest Path First), Border Gateway Protocol (BGP, Border Gateway Protocol), multicast, Differentiated Services,
Traffic engineering, network address translation (NAT, Network Address Translation), firewall, multiprotocol label switching
(MPLS, Multiprotocol Label Switching) etc..It is more and more too fat to move that this allows for the switching equipment such as router, and
And the space of performance boost is smaller and smaller.And it is limited to the difference of network physical device manufacturer, there is also agreements inconsistent, net
Network equipment management is complicated, does not support new network architecture, the problems such as New technical use is inconvenient.
Therefore, the method for multicasting based on existing switching equipment, there are the expenses of multicast routing protocol, and excessive, multicast information is sent out
Send the problem that efficiency is too low.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of method of multicasting, virtual switch, SDN controller and
Storage medium can reduce the expense of multicast routing protocol, improve the efficiency that multicast information is sent.
In order to reach the object of the invention, in a first aspect, the method is applied to void the present invention provides a kind of method of multicasting
Quasi- interchanger, which comprises
Receive the multicast request that multicast source virtual machine is sent；
Multicast request is sent to software defined network (SDN, Software Define Network) controller, so as to
SDN controller realizes multicast service in virtualization network.
Second aspect, the present invention provides a kind of method of multicasting, method is applied to SDN controller, and method includes:
The multicast request of the first virtual switch transmission is received, the first virtual switch is to connect with multicast source virtual machine
Virtual switch；
Multicast member virtual machine is obtained according to multicast request,
Multicast forwarding rule is generated according to multicast member virtual machine；
Multicast forwarding rule is sent to the second virtual switch, so that the second virtual switch is virtual to multicast member
Machine sends multicast message, and the second virtual switch is the virtual switch connecting with multicast member virtual machine.
Optionally, multicast forwarding rule is generated according to multicast member virtual machine, comprising: dynamic acquisition multicast member is empty
The network topology of quasi- machine, and multicast forwarding rule is generated according to preset algorithm.
Optionally, multicast forwarding rule, comprising: OpenFlow flow table.
The third aspect, the present invention provides a kind of virtual switch, virtual switch includes receiving unit and transmission unit,
Wherein:
Receiving unit, for receiving the multicast request of multicast source virtual machine transmission；
Transmission unit, for the received multicast request of receiving unit to be sent to SDN controller, so that SDN controller exists
Multicast service is realized in virtualization network.
Fourth aspect, the present invention provides a kind of SDN controller, SDN controller includes receiving unit, acquiring unit, life
At unit and transmission unit, in which:
Receiving unit, for receiving the multicast request of the first virtual switch transmission, the first virtual switch is and multicast
The virtual switch of source virtual machine connection；
Acquiring unit, for obtaining multicast member virtual machine according to the received multicast request of receiving unit,
Generation unit, the multicast member virtual machine for being obtained according to acquiring unit generate multicast forwarding rule；
Transmission unit, the multicast forwarding rule for generating generation unit are sent to the second virtual switch, so as to
Two virtual switches send multicast message to multicast member virtual machine, and the second virtual switch is and multicast member virtual machine
The virtual switch of connection.
Optionally, generation unit is specifically used for: the network topology of dynamic acquisition multicast member virtual machine, and according to default
Algorithm generates multicast forwarding rule.
Optionally, multicast forwarding rule, comprising: OpenFlow flow table.
5th aspect, the present invention provides a kind of servers, comprising:
One or more processors；
Memory, for storing one or more programs,
When one or more programs are executed by one or more processors, so that one or more processors realize such as right
It is required that the method for multicasting of any of the above-described.
6th aspect, the present invention provides a kind of storage mediums, are stored thereon with computer program, and the program is by processor
The method of multicasting such as any of the above-described is realized when execution.
The embodiment of the present invention proposes a kind of method of multicasting, virtual switch, SDN controller and storage medium, by connecing
Receive the multicast request of the first virtual switch transmission；Multicast member virtual machine is obtained according to multicast request, is formed according to multicast
Member's virtual machine generates multicast forwarding rule；Multicast forwarding rule is sent to the second virtual switch, so as to the second virtual switch
Machine sends multicast message to multicast member virtual machine.In this way, reducing the expense of multicast routing protocol, improving multicast information
The efficiency of transmission.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by specification, right
Specifically noted structure is achieved and obtained in claim and attached drawing.
Detailed description of the invention
Attached drawing is used to provide to further understand technical solution of the present invention, and constitutes part of specification, with this
The embodiment of application technical solution for explaining the present invention together, does not constitute the limitation to technical solution of the present invention.
Fig. 1 is the flow diagram for the method for multicasting applied to virtual switch that the embodiment of the present invention one provides；
Fig. 2 is the flow diagram of the method for multicasting provided by Embodiment 2 of the present invention applied to SDN controller；
Fig. 3 is the flow diagram for the method for multicasting that the embodiment of the present invention three provides；
Fig. 4 is the structural schematic diagram for the virtual switch that the embodiment of the present invention four provides；
Fig. 5 is the structural schematic diagram for the SDN controller that the embodiment of the present invention five provides；
Fig. 6 is the structural schematic diagram for the server that the embodiment of the present invention six provides.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature can mutual any combination.
Due to the demand to network function and performance of sustainable development and people of traditional networking technology, present router
There is many sophisticated functions, such as OSPF in the structure of equal switching equipment, BGP, multicast, Differentiated Services, traffic engineering, NAT,
Firewall, MPLS etc., so that the switching equipment such as router are more and more too fat to move and the space of performance boost is smaller and smaller, and
It is limited to the difference of network physical device manufacturer, that there is also agreements is inconsistent, network device management is complicated, does not support new network
The problems such as architecture, inconvenient New technical use.
To solve the above-mentioned problems, the embodiment of the present invention proposes a kind of method of multicasting, virtual switch, SDN controller
And storage medium, it describes in detail below to the embodiment of the present invention.
Embodiment one
Fig. 1 is the flow diagram for the method for multicasting that the embodiment of the present invention one provides, and this method is applied to and multicast source void
The virtual switch of quasi- machine connection, method the following steps are included:
Step 101: virtual switch receives the multicast request that multicast source virtual machine is sent；
Step 102: multicast request is sent to SDN controller by virtual switch, so that SDN controller is in virtualization network
Middle realization multicast service.
In a specific embodiment of the present invention, SDN controller is a kind of control based on OpenFlow agreement in cloud platform
Device, possess entire cloud platform network topology and all virtual machine informations, for virtualization network in realize multicast service.
It should be noted that software defined network (SDN, Software Define Network) is in a kind of cloud computing
Mainstream technology used by network virtualization has outstanding network performance, stability, flexibility and programmable features.
That is, OpenFlow has done completely new planning to traditional network, OpenFlow interchanger will be originally completely by handing over
Change planes/router control message repeating process, be converted by OpenFlow interchanger and control server and complete jointly, from
And realize the separation of data forwarding and route test.
The method of multicasting that the embodiment of the present invention proposes, the multicast request sent by receiving the first virtual switch；According to
Multicast request obtains multicast member virtual machine, generates multicast forwarding rule according to multicast member virtual machine；By multicast forwarding
Rule is sent to the second virtual switch, so that the second virtual switch sends multicast message to multicast member virtual machine.Such as
This, the efficiency for reducing the expense of multicast routing protocol, improving multicast information transmission.
Embodiment two
Fig. 2 is the flow diagram of method of multicasting provided by Embodiment 2 of the present invention, and this method is applied to SDN controller,
Method the following steps are included:
Step 201:SDN controller receive the first virtual switch send multicast request, the first virtual switch be with
The virtual switch of multicast source virtual machine connection；
In a specific embodiment of the present invention, SDN controller is a kind of control based on OpenFlow agreement in cloud platform
Device, possess entire cloud platform network topology and all virtual machine informations, be capable of providing the basic networks pipe such as routing, flow control
Reason service, for realizing multicast service in virtualization network.
Step 202:SDN controller obtains multicast member virtual machine according to multicast request；
Step 203:SDN controller generates multicast forwarding rule according to multicast member virtual machine；
Illustratively, step 203 specifically includes: the network topology of SDN controller dynamic acquisition multicast member virtual machine,
And multicast forwarding rule is generated according to preset algorithm.
You need to add is that SDN controller passes through the basis of dynamic acquisition multicast member network topology, then according to algorithm
Multicast forwarding rule is generated for each router, and is issued by standard agreement, to realize IP layers of multicast functionality.
Illustratively, multicast forwarding rule includes OpenFlow flow table.
It should be noted that forwarding of the OpenFlow flow table for multicast message controls.It is reasonable by designing
OpenFlow flow table can be realized the multicast services of high efficient and reliable, and then promote the performance and stability of virtualization network service.
In practical application, SDN controller can control OpenFlow interchanger by the interface operation provided in advance
In flow table, thus achieve the purpose that control data forwarding.
Multicast forwarding rule is sent to the second virtual switch by step 204:SDN controller, so as to the second virtual switch
Machine sends multicast message to multicast member virtual machine, and the second virtual switch is virtual to connect with multicast member virtual machine
Interchanger.
It is understood that the second virtual switch is the virtual switch where multicast member virtual machine.
In practical applications, by using OpenFlow flow table control multicast message forwarding, make control and forward separating, it can
With it is simple, efficiently message is instructed to forward, meet cloud computing architecture design concept, control plane and forwarding surface are decoupled, improved
The flexibility of design, not only reduces hardware resource cost, avoids the problem that the inconsistent generation of hardware, can with rapid deployment,
Change and upgrading, and provide safe, quick, stable virtualization network service.
In conclusion method of multicasting provided in an embodiment of the present invention is special based on virtualization network compared with traditional approach
The control and forward separating theory that point and OpenFlow agreement propose, is directly sent multicast request by virtual switch
To SDN controller, so that SDN controller generates multicast flow table, and using OpenFlow flow table control message forwarding, multicast is realized
Function.In this way, multicast functionality is realized by SDN mode, so that the multicast request message that message is issued from virtual machine is directly by SDN
Controller interception, i.e., message will not flood into network again, to ensure that safe, quick, stable network service；It mentions
The high stability of virtualization network function；Effectively reduce the expense of multicast routing protocol；Avoid different physical equipment factories
The inconsistency of quotient.
Embodiment three
Fig. 3 is the flow diagram for the method for multicasting that the embodiment of the present invention three provides.As shown in figure 3, method of multicasting can be with
The following steps are included:
Step 301: multicast source virtual machine generates multicast request according to the multicast service of carrying；
Step 302: multicast request is sent to the first virtual switch by multicast source virtual machine；
Step 303: multicast request is sent to SDN controller by the first virtual switch；
In a specific embodiment of the present invention, SDN controller is a kind of control based on OpenFlow agreement in cloud platform
Device, possess entire cloud platform network topology and all virtual machine informations, for virtualization network in realize multicast service.
It should be noted that software defined network (SDN, Software Define Network) is in a kind of cloud computing
Mainstream technology used by network virtualization has outstanding network performance, stability, flexibility and programmable features.
Step 304:SDN controller obtains multicast member virtual machine according to multicast request；
The network topology of step 305:SDN controller dynamic acquisition multicast member virtual machine, and it is raw according to preset algorithm
At OpenFlow flow table；
You need to add is that SDN controller passes through the basis of dynamic acquisition multicast member network topology, then according to algorithm
Multicast forwarding rule is generated for each router, and is issued by standard agreement, to realize IP layers of multicast functionality.
It should be noted that forwarding of the OpenFlow flow table for multicast message controls.It is reasonable by designing
OpenFlow flow table can be realized the multicast services of high efficient and reliable, and then promote the performance and stability of virtualization network service.
OpenFlow flow table is sent to the second virtual switch by step 306:SDN controller；
Wherein, the second virtual switch is the virtual friendship where multicast member virtual machine corresponding with OpenFlow flow table
It changes planes.
Step 307: the second virtual switch sends multicast message to multicast member virtual machine, realizes virtual network environment
In multicast service.
In practical applications, by using OpenFlow flow table control multicast message forwarding, make control and forward separating, it can
With it is simple, efficiently message is instructed to forward, meet cloud computing architecture design concept, control plane and forwarding surface are decoupled, improved
The flexibility of design, not only reduces hardware resource cost, avoids the problem that the inconsistent generation of hardware, can with rapid deployment,
Change and upgrading, and provide safe, quick, stable virtualization network service.
Example IV
Fig. 4 is the structural schematic diagram for the virtual switch that the embodiment of the present invention four provides, as shown in figure 4, virtual switch
Including receiving unit 401 and transmission unit 402, in which:
Receiving unit 401, for receiving the multicast request of multicast source virtual machine transmission；
Transmission unit 402, for the received multicast request of receiving unit 401 to be sent to SDN controller, so as to SDN control
Device processed realizes multicast service in virtualization network.
In a specific embodiment of the present invention, SDN controller is a kind of control based on OpenFlow agreement in cloud platform
Device, possess entire cloud platform network topology and all virtual machine informations, for virtualization network in realize multicast service.
It should be noted that software defined network (SDN, Software Define Network) is in a kind of cloud computing
Mainstream technology used by network virtualization has outstanding network performance, stability, flexibility and programmable features.
That is, OpenFlow has done completely new planning to traditional network, OpenFlow interchanger will be originally completely by handing over
Change planes/router control message repeating process, be converted by OpenFlow interchanger and control server and complete jointly, from
And realize the separation of data forwarding and route test.
The method of multicasting that the embodiment of the present invention proposes, the multicast request sent by receiving the first virtual switch；According to
Multicast request obtains multicast member virtual machine, generates multicast forwarding rule according to multicast member virtual machine；By multicast forwarding
Rule is sent to the second virtual switch, so that the second virtual switch sends multicast message to multicast member virtual machine.Such as
This, the efficiency for reducing the expense of multicast routing protocol, improving multicast information transmission.
Embodiment five
Fig. 5 is the structural schematic diagram for the virtual switch that the embodiment of the present invention four provides, as shown in figure 5, SDN controller packet
Include receiving unit 501, acquiring unit 502, generation unit 503 and transmission unit 504, in which:
Receiving unit 501, for receiving the multicast request of the first virtual switch transmission, the first virtual switch is and group
Broadcast the virtual switch of source virtual machine connection；
Acquiring unit 502, for obtaining multicast member virtual machine according to the received multicast request of receiving unit 501,
Generation unit 503, the multicast member virtual machine for being obtained according to acquiring unit 502 generate multicast forwarding rule
Then；
Transmission unit 504, the multicast forwarding rule for generating generation unit 503 are sent to the second virtual switch,
So that the second virtual switch sends multicast message to multicast member virtual machine, the second virtual switch is and multicast member
The virtual switch of virtual machine connection.
Illustratively, generation unit 503 is specifically used for: the network topology of dynamic acquisition multicast member virtual machine, and presses
Multicast forwarding rule is generated according to preset algorithm.
You need to add is that SDN controller passes through the basis of dynamic acquisition multicast member network topology, then according to algorithm
Multicast forwarding rule is generated for each router, and is issued by standard agreement, to realize IP layers of multicast functionality.
Illustratively, multicast forwarding rule, comprising: OpenFlow flow table.
It should be noted that forwarding of the OpenFlow flow table for multicast message controls.It is reasonable by designing
OpenFlow flow table can be realized the multicast services of high efficient and reliable, and then promote the performance and stability of virtualization network service.
In practical application, SDN controller can control OpenFlow interchanger by the interface operation provided in advance
In flow table, thus achieve the purpose that control data forwarding.
In practical applications, by using OpenFlow flow table control multicast message forwarding, make control and forward separating, it can
With it is simple, efficiently message is instructed to forward, meet cloud computing architecture design concept, control plane and forwarding surface are decoupled, improved
The flexibility of design, not only reduces hardware resource cost, avoids the problem that the inconsistent generation of hardware, can with rapid deployment,
Change and upgrading, and provide safe, quick, stable virtualization network service.
Embodiment six
Fig. 6 is the structural schematic diagram for the server that the embodiment of the present invention five provides.Fig. 6, which is shown, to be suitable for being used to realizing this hair
The block diagram of the exemplary servers of bright embodiment.The server 12 that Fig. 6 is shown is only an example, should not be to of the invention real
The function and use scope for applying example bring any restrictions.
The server includes: one or more processors；Memory, for storing one or more programs, when one or
Multiple programs are executed by one or more processors, so that one or more processors are realized such as the group in above-mentioned any embodiment
Broadcasting method.
As shown in fig. 6, server 12 is showed in the form of universal computing device.The component of server 12 may include but not
Be limited to: one or more processor or processing unit 16, system storage 28 connect different system components (including system
Memory 28 and processing unit 16) bus 18.
Bus 18 indicates one of a few class bus structures or a variety of, including memory bus or Memory Controller,
Peripheral bus, graphics acceleration port, processor or the local bus using any bus structures in a variety of bus structures.It lifts
For example, these architectures include but is not limited to industry standard architecture (ISA) bus, microchannel architecture (MAC)
Bus, enhanced isa bus, Video Electronics Standards Association (VESA) local bus and peripheral component interconnection (PCI) bus.
Server 12 typically comprises a variety of computer system readable media.These media can be and any can be serviced
The usable medium that device 12 accesses, including volatile and non-volatile media, moveable and immovable medium.
System storage 28 may include the computer system readable media of form of volatile memory, such as arbitrary access
Memory (RAM) 30 and/or cache memory 32.Server 12 may further include other removable/nonremovable
, volatile/non-volatile computer system storage medium.Only as an example, storage system 34 can be used for reading and writing not removable
Dynamic, non-volatile magnetic media (Fig. 6 do not show, commonly referred to as " hard disk drive ").Although being not shown in Fig. 6, can provide
Disc driver for being read and write to removable non-volatile magnetic disk (such as " floppy disk "), and to removable anonvolatile optical disk
The CD drive of (such as CD-ROM, DVD-ROM or other optical mediums) read-write.In these cases, each driver can
To be connected by one or more data media interfaces with bus 18.Memory 28 may include at least one program product,
The program product has one group of (for example, at least one) program module, these program modules are configured to perform each implementation of the invention
The function of example.
Program/utility 40 with one group of (at least one) program module 42 can store in such as memory 28
In, such program module 42 include but is not limited to operating system, one or more application program, other program modules and
It may include the realization of network environment in program data, each of these examples or certain combination.Program module 42 is usual
Execute the function and/or method in embodiment described in the invention.
Server 12 can also be logical with one or more external equipments 14 (such as keyboard, sensing equipment, display 24 etc.)
Letter, can also be enabled a user to one or more equipment interact with the server 12 communicate, and/or with make the server
The 12 any equipment (such as network interface card, modem etc.) that can be communicated with one or more of the other calculating equipment communicate.
This communication can be carried out by input/output (I/O) interface 22.Also, server 12 can also pass through network adapter 20
With one or more network (such as local area network (LAN), wide area network (WAN) and/or public network, such as internet) communication.
As shown, network adapter 20 is communicated by bus 18 with other modules of server 12.It should be understood that although not showing in figure
Out, can in conjunction with server 12 use other hardware and/or software module, including but not limited to: microcode, device driver,
Redundant processing unit, external disk drive array, RAID system, tape drive and data backup storage system etc..
Processing unit 16 by the program that is stored in system storage 28 of operation, thereby executing various function application and
Data processing, such as realize method of multicasting provided by the embodiment of the present invention.
Embodiment seven
The embodiment of the present invention six provides a kind of computer storage medium.It is stored thereon with computer program, the program quilt
It realizes when processor executes such as the method for multicasting in above-mentioned any embodiment.
The computer readable storage medium of the embodiment of the present invention, can be using one or more computer-readable media
Any combination.Computer-readable medium can be computer-readable signal media or computer readable storage medium.Computer
Readable storage medium storing program for executing for example may be-but not limited to-the system of electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor, dress
It sets or device, or any above combination.The more specific example (non exhaustive list) of computer readable storage medium wraps
It includes: there is the electrical connection of one or more conducting wires, portable computer diskette, hard disk, random access memory (RAM), read-only
Memory (ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc read-only memory
(CD-ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.In this document, computer-readable
Storage medium can be it is any include or storage program tangible medium, the program can be commanded execution system, device or
Device use or in connection.
Computer-readable signal media may include in a base band or as carrier wave a part propagate data-signal,
Wherein carry computer-readable program code.The data-signal of this propagation can take various forms, including but unlimited
In electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be that computer can
Any computer-readable medium other than storage medium is read, which can send, propagates or transmit and be used for
By the use of instruction execution system, device or device or program in connection.
The program code for including on computer-readable medium can transmit with any suitable medium, including --- but it is unlimited
In wireless, electric wire, optical cable, RF etc. or above-mentioned any appropriate combination.
The computer for executing operation of the present invention can be write with one or more programming languages or combinations thereof
Program code, programming language include object oriented program language-such as Java, Smalltalk, C++, are also wrapped
Include conventional procedural programming language-such as " C " language or similar programming language.Program code can be complete
Ground executes on the user computer, partly executes on the user computer, executing as an independent software package, partially existing
Part executes on the remote computer or executes on a remote computer or server completely on subscriber computer.It is being related to
In the situation of remote computer, remote computer can pass through the network of any kind --- including local area network (LAN) or wide area
Net (WAN)-be connected to subscriber computer, or, it may be connected to outer computer (such as utilize ISP
To be connected by internet).
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method or computer program product.
Therefore, the form of hardware embodiment, software implementation or embodiment combining software and hardware aspects can be used in the present invention.And
And it wherein includes the computer-usable storage medium of computer usable program code that the present invention, which can be used in one or more,
The form for the computer program product implemented on (including but not limited to magnetic disk storage and optical memory etc.).
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
Claims (10)
1. a kind of method of multicasting, which is characterized in that the method is applied to virtual switch, which comprises
Receive the multicast request that multicast source virtual machine is sent；
The multicast request is sent to software defined network SDN controller, so that the SDN controller is in virtualization network
Realize multicast service.
2. a kind of method of multicasting, which is characterized in that the method is applied to SDN controller, which comprises
The multicast request of the first virtual switch transmission is received, first virtual switch is to connect with multicast source virtual machine
Virtual switch；
Multicast member virtual machine is obtained according to the multicast request；
Multicast forwarding rule is generated according to the multicast member virtual machine；
The multicast forwarding rule is sent to the second virtual switch, so that second virtual switch is to the multicast group
Member's virtual machine sends multicast message, and second virtual switch is the virtual friendship connecting with the multicast member virtual machine
It changes planes.
3. according to the method described in claim 2, it is characterized in that, described generate multicast forwarding according to multicast member virtual machine
Rule, comprising:
The network topology of multicast member virtual machine described in dynamic acquisition, and multicast forwarding rule is generated according to preset algorithm.
4. according to the method described in claim 2, it is characterized in that, the multicast forwarding is regular, comprising:
OpenFlow flow table.
5. a kind of virtual switch, which is characterized in that the virtual switch includes receiving unit and transmission unit, in which:
The receiving unit, for receiving the multicast request of multicast source virtual machine transmission；
The transmission unit, for the received multicast request of the receiving unit to be sent to SDN controller, so as to described
SDN controller realizes multicast service in virtualization network.
6. a kind of SDN controller, which is characterized in that the SDN controller include receiving unit, acquiring unit, generation unit and
Transmission unit, in which:
The receiving unit, for receive the first virtual switch transmission multicast request, first virtual switch be with
The virtual switch of multicast source virtual machine connection；
The acquiring unit, for obtaining multicast member virtual machine according to the received multicast request of the receiving unit；
The generation unit, the multicast member virtual machine for being obtained according to the acquiring unit generate multicast forwarding rule
Then；
The transmission unit, the multicast forwarding rule for generating the generation unit are sent to the second virtual switch
Machine, so that second virtual switch sends multicast message, second virtual switch to the multicast member virtual machine
Machine is the virtual switch connecting with the multicast member virtual machine.
7. SDN controller according to claim 6, which is characterized in that the generation unit is specifically used for:
The network topology of multicast member virtual machine described in dynamic acquisition, and multicast forwarding rule is generated according to preset algorithm.
8. SDN controller according to claim 6, which is characterized in that the multicast forwarding rule, comprising:
OpenFlow flow table.
9. a kind of server characterized by comprising
One or more processors；
Memory, for storing one or more programs,
When one or more of programs are executed by one or more of processors, so that one or more of processors are real
Now method of multicasting according to any one of claims 1 to 4.
10. a kind of storage medium, is stored thereon with computer program, which is characterized in that the realization when program is executed by processor
Method of multicasting according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811171360.2A CN109379292A (en) | 2018-10-09 | 2018-10-09 | A kind of method of multicasting, virtual switch, SDN controller and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811171360.2A CN109379292A (en) | 2018-10-09 | 2018-10-09 | A kind of method of multicasting, virtual switch, SDN controller and storage medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109379292A true CN109379292A (en) | 2019-02-22 |
Family
ID=65403825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811171360.2A Pending CN109379292A (en) | 2018-10-09 | 2018-10-09 | A kind of method of multicasting, virtual switch, SDN controller and storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109379292A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110798412A (en) * | 2019-10-18 | 2020-02-14 | 北京浪潮数据技术有限公司 | Multicast service processing method, device, cloud platform, equipment and readable storage medium |
| WO2021218026A1 (en) * | 2020-04-30 | 2021-11-04 | 平安科技（深圳）有限公司 | Sdn controller-based multicast method and system in host overlay network, device, and medium |
| WO2022257335A1 (en) * | 2021-06-10 | 2022-12-15 | 中国电信股份有限公司 | Information interaction method, router and communication system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101764741A (en) * | 2009-11-27 | 2010-06-30 | 上海恒为信息科技有限公司 | Filtering and shunting device and method supporting multi-service function |
| CN102857416A (en) * | 2012-09-18 | 2013-01-02 | 中兴通讯股份有限公司 | Method for implementing virtual network and virtual network |
| CN103259728A (en) * | 2013-05-24 | 2013-08-21 | 华为技术有限公司 | OFS in-band communication method and OFS |
| CN104468371A (en) * | 2014-11-28 | 2015-03-25 | 杭州华三通信技术有限公司 | Multicast service message processing method and device |
| CN106411750A (en) * | 2015-08-03 | 2017-02-15 | 华为技术有限公司 | Data distribution method and system thereof |
| CN107948064A (en) * | 2017-11-09 | 2018-04-20 | 浙江宇视科技有限公司 | A kind of cross-domain method of multicasting and device based on SDN |
-
2018
- 2018-10-09 CN CN201811171360.2A patent/CN109379292A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101764741A (en) * | 2009-11-27 | 2010-06-30 | 上海恒为信息科技有限公司 | Filtering and shunting device and method supporting multi-service function |
| CN102857416A (en) * | 2012-09-18 | 2013-01-02 | 中兴通讯股份有限公司 | Method for implementing virtual network and virtual network |
| CN103259728A (en) * | 2013-05-24 | 2013-08-21 | 华为技术有限公司 | OFS in-band communication method and OFS |
| CN104468371A (en) * | 2014-11-28 | 2015-03-25 | 杭州华三通信技术有限公司 | Multicast service message processing method and device |
| CN106411750A (en) * | 2015-08-03 | 2017-02-15 | 华为技术有限公司 | Data distribution method and system thereof |
| CN107948064A (en) * | 2017-11-09 | 2018-04-20 | 浙江宇视科技有限公司 | A kind of cross-domain method of multicasting and device based on SDN |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110798412A (en) * | 2019-10-18 | 2020-02-14 | 北京浪潮数据技术有限公司 | Multicast service processing method, device, cloud platform, equipment and readable storage medium |
| CN110798412B (en) * | 2019-10-18 | 2023-05-23 | 北京浪潮数据技术有限公司 | Multicast service processing method and device, cloud platform, equipment and readable storage medium |
| WO2021218026A1 (en) * | 2020-04-30 | 2021-11-04 | 平安科技（深圳）有限公司 | Sdn controller-based multicast method and system in host overlay network, device, and medium |
| WO2022257335A1 (en) * | 2021-06-10 | 2022-12-15 | 中国电信股份有限公司 | Information interaction method, router and communication system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7525486B2 (en) | Logical Router with Decomposed Network Elements | |
| JP6236221B2 (en) | Management program, management device, and network system | |
| TW202026896A (en) | Asynchronous object manager in a network routing environment | |
| EP3096490B1 (en) | Method for realizing network virtualization and related device and communication system | |
| CN109716717A (en) | From software-defined network controller management virtual port channel switching equipment peer-to-peer | |
| TWI599300B (en) | Rack systems and methods for configuring one or more servers | |
| CN109088820B (en) | Cross-device link aggregation method and device, computing device and storage medium | |
| CN107733795B (en) | Ethernet virtual private network EVPN and public network intercommunication method and device | |
| CN109379292A (en) | A kind of method of multicasting, virtual switch, SDN controller and storage medium | |
| CN104065553B (en) | Virtual network moving method and relevant device | |
| CN105635332A (en) | Method for multiple virtual machines to share IP of single external network | |
| US11121969B2 (en) | Routing between software defined networks and physical networks | |
| US11296997B2 (en) | SDN-based VPN traffic scheduling method and SDN-based VPN traffic scheduling system | |
| CN111698346A (en) | Private network address conversion method and device, private network gateway and storage medium | |
| CN106664235A (en) | Converging method and apparatus for software defined network and traditional network | |
| JP2024507143A (en) | Scaling IP addresses in overlay networks | |
| CN110391987A (en) | Method, equipment and the computer-readable medium of specified transponder are selected from provider edge equipment set | |
| Risdianto et al. | Deployment and evaluation of software-defined inter-connections for multi-domain federated SDN-cloud | |
| CN115277309A (en) | Message forwarding method and device, storage medium and electronic equipment | |
| CN110311803A (en) | Implementation method, device, computer equipment and the storage medium of software defined network | |
| CN118555166B (en) | Cross-resource-pool two-layer intercommunication method and device in cloud network | |
| CN116827777B (en) | Data acquisition method and network configuration method suitable for n target devices with same IP addresses, electronic device and data acquisition system | |
| CN109412978A (en) | A kind of unicast method, virtual switch, SDN controller and storage medium | |
| CN117527692A (en) | Calculation notification and routing method in calculation network, electronic equipment and storage medium | |
| CN116800560A (en) | Method for realizing cloud desktop support of high-availability cloud port based on vyos network system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190222 |
|
| RJ01 | Rejection of invention patent application after publication |