CN104104572B - Interchanger automatic deployment method and device in a kind of SDN - Google Patents
Interchanger automatic deployment method and device in a kind of SDN Download PDFInfo
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- CN104104572B CN104104572B CN201410336373.6A CN201410336373A CN104104572B CN 104104572 B CN104104572 B CN 104104572B CN 201410336373 A CN201410336373 A CN 201410336373A CN 104104572 B CN104104572 B CN 104104572B
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Abstract
This application discloses the interchanger automatic deployment method in a kind of SDN and device, for realizing the automatic deployment of the interchanger in SDN.Scheme is：Fixed virtual ip address is set for SDN controllers cluster, and the initialization that the virtual ip address is write to SDN switch starts controller address of the script as SDN switch, when SDN switch starts connection is established automatically by supervisor's controller in virtual ip address to-controller cluster, it is that the SDN switch distributes member's controller to be responsible for controller and be based on load balancing strategy according to SDN switch information, so as to complete the automatic deployment of SDN switch and reach the standard grade.
Description
Technical field
The present invention relates to software defined network (Software Defined Network, SDN) technical field, more particularly to
Interchanger automatic deployment method and device in a kind of SDN.
Background technology
SDN is a kind of new network of Emulex network innovation framework, and its core technology is by the way that network equipment chain of command and data surface are divided
Leave and, it is achieved thereby that the flexible control of network traffics, the innovation for core network and application provides good platform.
In legacy network, every interchanger or router are required for the independent forward-path for calculating message, and in SDN, network
Equipment is only responsible for simple data forwarding, and control section then stands alone as the controller of a concentration, is responsible for patrolling different business
Collect, pass-through mode is controlled.The agreement of the interface, at present main flow of open programmable is provided between control plane and Forwarding plane
For Openflow.
Openflow core concept is the packet repeating process that will be controlled completely by switch/router originally, is turned
Turn to what is be respectively completed by Openflow interchangers (Openflow Switch) and controller (Openflow Controller)
Self-contained process, so as to realize the separation of chain of command and data surface.
With the fast development of cloud computation data center, number of servers quickly increases, so as to bring the quick-fried of network traffics
It is fried to increase.Separate unit controller easily causes the bottleneck of performance in traditional SDN frameworks, it is therefore desirable to builds controller cluster to solve
The performance bottleneck problem of controller.After controller cluster is built, how to realize the automatic deployment of the interchanger in SDN is
It is currently needed for the problem solved.
The content of the invention
This application provides the interchanger automatic deployment method in a kind of SDN and device.For realizing in SDN
Interchanger automatic deployment.
Based on the embodiment of the present invention, the present invention provides the interchanger automatic deployment method in a kind of software defined network SDN,
The SDN includes controller cluster and interchanger, and the controller cluster sets virtual internet protocol IP address, and including master
Tube controller and member's controller, methods described are applied to supervisor's controller in the controller cluster, and this method includes：
The connection request that desampler is initiated according to the virtual ip address of the controller cluster to controller cluster；
Switch ip address in connection request judge in local online interchanger list the interchanger whether be
Reach the standard grade for the first time, when being judged to being, based on default load balancing, distribute member's controller for the interchanger, and will hand over
IP address of changing planes is sent to distributed member's controller, so that the member's controller distributed establishes agreement company with the interchanger
Connect.
Further, methods described also includes：Before distribution member's controller for the interchanger, supervisor's control
Device processed inquires about the exchanger information of the interchanger by collocation channel, and performs legitimacy inspection according to the exchanger information of acquisition
Survey；When legitimacy detection passes through, the exchanger information of acquisition is together sent to what is distributed with the switch ip address
Member's controller.
Further, the SDN is based on Openflow agreements, and the interchanger is virtual switch；Described interchanger
Information comprises at least bridge information, virtual expansible LAN tunneling termination VTEP IP address.
Correspondingly, the present invention also provides the interchanger automatic deployment device in a kind of software defined network SDN, described device
Applied to supervisor's controller in the controller cluster, the device includes：
Receiving unit, initiated for desampler according to the virtual ip address of the controller cluster to controller cluster
Connection request；
Judging unit, sentence for the switch ip address in the connection request in local online interchanger list
Whether the disconnected interchanger is to reach the standard grade for the first time；
Allocation unit, for when the judging unit is judged to reaching the standard grade for the first time, based on default load balancing, being
The interchanger distributes member's controller, and switch ip address is sent to distributed member's controller, so as to distributed
Member's controller is established agreement with the interchanger and is connected.
Further, the SDN is based on Openflow agreements, and the interchanger is virtual switch, and described device is also wrapped
Include：
Query unit, for it is described distribute member's controller for the interchanger before, inquired about by collocation channel described in
The exchanger information of interchanger, and legitimacy detection is performed according to the exchanger information of acquisition；, will when legitimacy detection passes through
The exchanger information of acquisition is together sent to distributed member's controller with the switch ip address；
Described exchanger information comprises at least bridge information, virtual expansible LAN tunneling termination VTEP IP address.
The method for providing interchanger automatic deployment in a kind of software defined network SDN based on the embodiment of the present invention, the present invention,
The SDN includes controller cluster and interchanger, and the controller cluster is provided with virtual internet protocol IP address, and including
Controller and member's controller are responsible for, methods described is applied to member's controller in the controller cluster, and this method includes：
Receive the switch ip address for the interchanger reached the standard grade for the first time that supervisor's controller in controller cluster is sent；
According to the switch ip address of the interchanger reached the standard grade for the first time, the IP address of itself is configured by collocation channel
To the interchanger reached the standard grade for the first time, so that the agreement that the interchanger reached the standard grade for the first time is established between member's controller connects
Connect.
Further, the SDN is based on Openflow agreements, and the interchanger is virtual switch, and methods described is also wrapped
Include：
Before the IP address of itself is allocated into the interchanger reached the standard grade for the first time by collocation channel, control is also received
The exchanger information that supervisor's controller in device cluster is sent；Or
It is logical by configuring before the IP address of itself is allocated into the interchanger reached the standard grade for the first time by collocation channel
The exchanger information of the interchanger reached the standard grade for the first time is inquired about in road, and performs legitimacy detection according to the exchanger information of acquisition；
Wherein, the exchanger information comprises at least：Bridge information, VTEP IP address.
Correspondingly, the present invention also provides a kind of device of interchanger automatic deployment in software defined network SDN, described device
Applied to member's controller in the controller cluster, the device includes：
Receiving unit, the exchange of the interchanger reached the standard grade for the first time for receiving the transmission of supervisor's controller in controller cluster
Machine IP address；
Dispensing unit, will be certainly by collocation channel for the switch ip address according to the interchanger reached the standard grade for the first time
The IP address of body is allocated to the interchanger reached the standard grade for the first time, so that the interchanger reached the standard grade for the first time is established and controlled with the member
Agreement connection between device.
Further, the SDN is based on Openflow agreements, and the interchanger is virtual switch；
The receiving unit, it is additionally operable to that the IP address of itself is being allocated into the friendship reached the standard grade for the first time by collocation channel
Before changing planes, the exchanger information that supervisor's controller in controller cluster is sent is received；Or
The dispensing unit, it is additionally operable to that the IP address of itself is being allocated into the friendship reached the standard grade for the first time by collocation channel
Before changing planes, the exchanger information of the interchanger reached the standard grade for the first time is inquired about by collocation channel, and according to the interchanger of acquisition
Information performs legitimacy detection；
Wherein, the exchanger information comprises at least：Bridge information, VTEP IP address.
The method for providing interchanger automatic deployment in a kind of software defined network SDN based on the embodiment of the present invention, the present invention,
Characterized in that, the SDN includes controller cluster and interchanger, the controller cluster is provided with virtual internet protocol IP
Address, and it is applied to the interchanger in the SDN including supervisor's controller and member's controller, methods described, this method includes：
When interchanger starts, started according to initialization the virtual ip address of controller cluster configured in script actively to
Controller cluster initiates connection request；
The exchanger information inquiry request that supervisor's controller in reception controller cluster is sent by collocation channel, and to
Supervisor's controller feeds back the exchanger information of the interchanger；Or, the member's controller received in controller cluster is logical by configuring
The exchanger information inquiry request that road is sent, and member's controller feeds back the exchanger information of the interchanger；
When receiving carrying member's controller for being sent by member's controller in controller cluster by collocation channel
During the configuration-direct of IP address, member's controller IP address is configured to local, and according to the IP address of member's controller
The agreement established between member's controller connects.
Further, the SDN is based on Openflow agreements, and the interchanger is virtual switch, described interchanger
Information comprises at least bridge information, virtual expansible LAN tunneling termination VTEP IP address.
Correspondingly, the present invention also provides a kind of device of interchanger automatic deployment in software defined network SDN, described device
Applied on the interchanger in the SDN, the device includes：
Request unit, for when interchanger starts, starting the void of the controller cluster configured in script according to initialization
Intend IP address and actively initiate connection request to controller cluster；
Feedback unit, the exchanger information that supervisor's controller for receiving in controller cluster is sent by collocation channel
Inquiry request, and feed back the exchanger information of the interchanger to supervisor's controller；Or, the member received in controller cluster controls
The exchanger information inquiry request that device is sent by collocation channel, and member's controller feeds back the interchanger letter of the interchanger
Breath；
Unit is established, the carrying sent by member's controller in controller cluster by collocation channel is received for working as
During the configuration-direct of member's controller IP address, member's controller IP address is configured to local, and control according to the member
The agreement that the IP address of device processed is established between member's controller connects.
In technical solution of the present invention, fixed virtual ip address is set for SDN controllers cluster, and by the virtual ip address
The initialization for writing SDN switch starts controller address of the script as SDN switch, and SDN switch is led to automatically when starting
The supervisor's controller crossed in virtual ip address to-controller cluster establishes connection, and supervisor's controller is according to SDN switch information base
It is that the SDN switch distributes member's controller in load balancing strategy, so as to complete the automatic deployment of SDN switch and reach the standard grade.
Brief description of the drawings
Fig. 1 is the interaction schematic diagram of SDN switch automatic deployment method provided in an embodiment of the present invention；
Fig. 2 is the exchange on a kind of supervisor's controller being applied in SDN controller clusters provided in an embodiment of the present invention
Machine automatic deployment apparatus structure schematic diagram；
Fig. 3 is the exchange on a kind of member's controller being applied in SDN controller clusters provided in an embodiment of the present invention
The structural representation of machine automatic deployment device；
Fig. 4 is a kind of device of interchanger automatic deployment applied in SDN switch provided in an embodiment of the present invention
Structural representation.
Embodiment
The present invention is in SDN, and by more SDN controller composition control device clusters, controller cluster includes supervisor and controlled
Device (Leader controller) processed and member's controller (Member controller), supervisor's controller are responsible for access
SDN switch distributes member's controller.The unique virtual ip address of controller cluster configuration, virtual ip address acquiescence point to control
Supervisor's controller in device cluster processed.When disposing SDN switch, by the beginning of the controller IP address in the configuration of SDN switch
The virtual ip address of beginning chemical conversion controller cluster.When SDN switch starts, actively sent out according to configuration to controller cluster virtual IP address
Agreement connection is played, supervisor's controller judges whether the SDN switch is the exchange disposed for the first time according to the IP address of SDN switch
Machine, if it is, according to load balancing be the interchanger distribute member's controller, the member's controller distributed by with
It is the IP address of oneself to put passage and change the controller IP address of the interchanger, and the interchanger and the member's controller distributed are built
Vertical agreement connection.
The interaction schematic diagram for the SDN switch automatic deployment method that Fig. 1 provides for one embodiment of the invention, the implementation
Example builds SDN by taking Openflow agreements as an example, but the present disclosure applies equally to the SDN of other protocol constructions.Should
In embodiment, SDN switch be run on physical server Openflow virtual switches (Visual Switch,
VSwitch) (hereinafter referred to as virtual switch), each virtual switch independent operating Openflow agreements.For Openflow
The virtual ip address of controller cluster configuration acquiescence, the Configuration Control Unit IP in Openflow initialization switches start script
Location is the virtual IP address of controller cluster, and virtual ip address gives tacit consent to Openflow supervisor's controllers in pointing controller cluster
(Openflow leader Controller).The automatic deployment step of SDN switch is as follows in the embodiment：
Step 1, start physical server, and virtual switch is created on physical server.
In an embodiment of the present invention, in the cloud data center realized based on virtualization, physics clothes are started by computing unit
Business device, it is not necessary to which the NE of cloud data center assists to obtain the IP address of virtual switch for controller cluster.
Although being described in the embodiment by taking virtual switch as an example, the step in the embodiment is equally applicable to non-
Virtual switch, the basic process of automatic deployment is similar, does not repeat herein.
Virtualizing in network, multiple virtual switches can be being created on a physical server, in physical server
The virtual bridge of upper establishment can regard an example of virtual switch as, and each virtual switch can be established with controller
Openflow agreements are connected, and the virtual switch on each physical server is distinguished by bridge mark.
When step 2, virtual switch start, with starting the virtual IP address of the controller cluster configured in script according to initialization
Location, actively initiate Openflow connection requests to controller cluster.
Each virtual switch can perform initialization automatically and start script on startup, in initialization starts script
Controller IP address configuration item is provided with, the configuration item is arranged to the virtual ip address of controller cluster by the embodiment of the present invention.
Virtual switch starts in script the cluster virtual IP address that configures as the controller IP of itself on startup, using initialization, actively to
The IP address initiates the connection of Openflow agreements.
When step 3, supervisor's controller of controller cluster receive the Openflow connection requests of virtual switch, from even
Connect and virtual switch IP address is obtained in request, and search whether the virtual switch be present in local online interchanger list
IP address, when judging to be not present, then it is assumed that the virtual switch is reaches the standard grade for the first time, execution step 4；
In the step, when supervisor's controller receives connection request, the source IP address in connection request is obtained, by the source IP
Address is as the virtual switch IP address.Supervisor's controller of controller cluster can be in one online interchanger row of local maintenance
Table, all virtual or non-virtual switch ip address reached the standard grade are contained in the online interchanger list.
If the IP address of virtual switch is present in online interchanger list, then it represents that the interchanger for it is non-it is first on
Line.If this interchanger is exactly to be assigned to supervisor's controller itself before, then it is disconnected to be regarded as Openflow connections
Reconnection after opening, it can directly receive Openflow connection requests；Be probably if not, then this virtual switch because
What exchange fault or error in data caused mistake is connected to supervisor's controller, then this can directly be refused by being responsible for controller
Openflow connection requests.
Step 4, supervisor's controller distribute to virtual switch according to load balancing rule some in controller cluster
Member's controller, and exchanger information is sent to distributed member's controller；
In the embodiment, virtual switch is the Open VSwitch virtual switches of standard, and Open VSwitch are virtual
Interchanger supports two passages (collocation channel and protocol channel), and one is collocation channel i.e. ovsdb passages (Open VSwitch
Database channel, open virtual switch database passage), one is protocol channel i.e. ovs openflow passages
(Open VSwitch openflow channel, open virtual switch openflow protocol channels), collocation channel can also claim
Connected for configuration, be SDN controllers to SDN switch issue configuration, query configuration passage.Protocol channel is alternatively referred to as agreement
Connection, it is the passage that SDN switch and SDN controllers carry out Openflow protocol interactions.
It is that interchanger distributes member in supervisor's controller in an of the invention instantiation to improve safety and reliability
Before controller, the interchanger that supervisor's controller inquires about virtual switch by the collocation channel between virtual switch is believed
Breath, the legitimacy of the interchanger is checked according to the exchanger information inquired, if it find that configuration error or configuration be not complete, then may be used
Directly terminate the automatic deployment process of the interchanger.In another specific embodiment of the present invention, supervisor's controller can also be direct
Member's controller is distributed for the interchanger, exchanger information is inquired about by the member's controller distributed and carries out legitimacy detection.Institute
The exchanger information stated can include bridge information, virtual expansible LAN tunneling termination (Virtual Extensible
Local Area Network Tunnel End Point, VxLAN TEP, abbreviation VTEP) IP address etc..Wherein, in bridge information
DatapathID is identified including bridge, bridge is identified for uniquely identifying virtual bridge, and VTEP IP are that virtual bridge establishes VxLAN tunnels
Tunnel port address, by VxLAN tunnels forwarding service message between virtual bridge, in the flow table that controller issues, with
VTEP IP identify as next-hop.
Controller is responsible for after validity checking has been performed, if the interchanger passes through validity checking, supervisor's control
Device is based on default load balancing, and virtual switch is distributed to some member's controller in controller cluster, and will
Switch ip address and exchanger information are sent to distributed member's controller.
It should be noted that supervisor's controller is also one of member's controller in controller cluster, only undertake
The distribution task of member's controller, member's controller for virtual switch distribution may also be exactly to be responsible for controller itself.
Step 5, the member's controller distributed are sent by collocation channel to virtual switch carries member's controller
The IP address of the member's controller distributed is configured to by the configuration-direct of IP address, virtual switch according to the configuration-direct
In virtual switch, and between the member's controller established and distributed according to the IP address of member's controller of configuration
Openflow agreements connect.
The exchanger information that member's controller is sent according to supervisor's controller, is issued by collocation channel to virtual switch
One configuration-direct, the IP address of member's controller itself is carried in configuration-direct, and virtual switch obtains member from instruction
The IP of controller, when finding the controller IP address difference with local default configuration, disconnect and original controller controls
The Openflow connections between supervisor's controller in device cluster, then the controller IP address in configuration-direct is to new
Controller initiates the Openflow connections that Openflow connections are established between the member's controller for asking and establishing and being distributed.
So far, the step of completing the automatic deployment of SDN switch in SDN, reaching the standard grade.
In another specific embodiment of the present invention, in order to improve SDN reliability and stability, led in controller cluster
Tube controller and member's controller all use double-machine standby technology, such as every supervisor's controller is all by being responsible for controller and standby
Controller composition is responsible for, each member's controller is made up of main member's controller and standby member's controller.When use needs to lead
In the case of preparation controller, member's controller of interchanger is distributed to when issuing configuration-direct, it is necessary to by main member's controller
IP address and the IP address of standby member's controller be handed down to interchanger simultaneously, or two controls being alternatively in same backup group
Device binds identical virtual ip address, and the virtual ip address of distributed member's controller backup group is issued by configuration-direct.
Fig. 2 is the exchange on a kind of supervisor's controller being applied in SDN controller clusters provided in an embodiment of the present invention
Machine automatic deployment apparatus structure schematic diagram.The SDN of the embodiment includes controller cluster and interchanger, and controller cluster is set
Virtual internet protocol IP address is put, and is included including supervisor's controller and member's controller, the device 200：
Receiving unit 201, for desampler according to the virtual ip address of the controller cluster to controller cluster
The connection request of initiation；
Judging unit 202, for the switch ip address in the connection request in local online interchanger list
It is middle to judge whether the interchanger is to reach the standard grade for the first time；
Allocation unit 203, for when the judging unit is judged to reaching the standard grade for the first time, based on default load balancing plan
Slightly, member's controller is distributed for the interchanger, and switch ip address is sent to distributed member's controller, so as to divide
The member's controller matched somebody with somebody is established agreement with the interchanger and is connected.
Further, device 200 also includes：Query unit 204, for distributing member's controller described for the interchanger
Before, the exchanger information of the interchanger is inquired about by collocation channel, and legitimacy is performed according to the exchanger information of acquisition
Detection；When legitimacy detection passes through, the exchanger information of acquisition is together sent to the switch ip address and distributed
Member's controller；Described exchanger information is with comprising at least bridge information, virtual expansible LAN tunneling termination VTEP IP
Location.
Fig. 3 is the exchange on a kind of member's controller being applied in SDN controller clusters provided in an embodiment of the present invention
The structural representation of machine automatic deployment device.The SDN includes controller cluster and interchanger, and controller cluster is provided with void
Intend Internet protocol IP address, and include including supervisor's controller and member's controller, the device 300：
Receiving unit 301, the interchanger reached the standard grade for the first time sent for receiving supervisor's controller in controller cluster
Switch ip address；
Dispensing unit 302, will by collocation channel for the switch ip address according to the interchanger reached the standard grade for the first time
The IP address of itself is allocated to the interchanger reached the standard grade for the first time, so that the interchanger reached the standard grade for the first time is established and controlled with the member
Agreement connection between device processed.
Further, receiving unit 301, be additionally operable to the IP address of itself is allocated to by collocation channel it is described first
Before the interchanger reached the standard grade, the exchanger information that supervisor's controller in controller cluster is sent is received；Or, dispensing unit 302,
It is additionally operable to before the IP address of itself is allocated into the interchanger reached the standard grade for the first time by collocation channel, passes through collocation channel
The exchanger information of the interchanger reached the standard grade for the first time is inquired about, and legitimacy detection is performed according to the exchanger information of acquisition；Its
In, the exchanger information comprises at least：Bridge information, VTEP IP address.
Fig. 4 is a kind of device of interchanger automatic deployment applied in SDN switch provided in an embodiment of the present invention
Structural representation.The SDN includes controller cluster and interchanger, and controller cluster is with being provided with virtual internet protocol IP
Location, and including supervisor's controller and member's controller, the device 400 is applied on the interchanger in SDN, including：
Request unit 401, for when interchanger starts, starting the controller cluster configured in script according to initialization
Virtual ip address actively initiates connection request to controller cluster.
Unit 402 is established, receives what is sent by member's controller in controller cluster by collocation channel for working as
When carrying the configuration-direct of member's controller IP address, member's controller IP address is configured to local, and according to this into
The agreement that the IP address of member's controller is established between member's controller connects.
Feedback unit 403, the interchanger that supervisor's controller for receiving in controller cluster is sent by collocation channel
Information inquiring request, and feed back the exchanger information of the interchanger to supervisor's controller；Or, the member in reception controller cluster
The exchanger information inquiry request that controller is sent by collocation channel, and member's controller feeds back the exchange of the interchanger
Machine information.
In said apparatus embodiment, SDN is based on Openflow agreements, and interchanger is virtual switch, described to match somebody with somebody
It is open virtual switch database ovsdb passages to put passage, and the exchanger information comprises at least：Bridge information, VTEP IP
Location.
The present invention sets fixed virtual ip address for SDN controllers cluster, and virtual ip address write-in SDN is exchanged
The initialization of machine starts script, under virtual environment, when computing resource starts physical server just directly in SDN virtual switch
The virtual ip address is set on machine as controller address, supervisor's control when SDN switch starts in active to-controller cluster
Device processed establishes connection, and it is that the SDN switch distributes member's control that supervisor's controller is based on load balancing strategy according to exchanger information
Device processed, so as to complete the automatic deployment of SDN switch and reach the standard grade.The present invention can be realized in the data center under SDN frameworks
The automatic deployment of Openflow interchangers, reach the standard grade, reduce network manager's deployment, safeguard the workload of network.
In cloud computation data center, Openflow interchangers are typically the virtual switch operated on physical server
Machine, and physical server is to belong to computing unit management, the deployment of Openflow interchangers needs with obtaining the IP of physical server
Location, this just need NE dispose Openflow interchangers when will from computing unit obtain information, add NE and
The control coupling of computing unit.And Openflow interchangers are directly initiated according to the virtual ip address of controller cluster in the present invention
Connection request, the IP address that supervisor's controller can directly obtain Openflow interchangers from connection request is physical server
Upper and network card binding IP address, it is not necessary to which NE obtains the IP address of physical server from computing unit, so as to release
Coupling between computing unit and NE.
The preferred embodiment of the application is the foregoing is only, not limiting the application, all essences in the application
God any modification, equivalent substitution and improvements done etc., should be included within the scope of the application protection with principle.
Claims (11)
1. the interchanger automatic deployment method in a kind of software defined network SDN, it is characterised in that the SDN includes controller
Cluster and interchanger, the controller cluster set virtual internet protocol IP address, and including supervisor's controller and member's control
Device processed, methods described are applied to supervisor's controller in the controller cluster, and this method includes：
The connection request that desampler is initiated according to the virtual ip address of the controller cluster to controller cluster；
Switch ip address in connection request judges whether the interchanger is first in local online interchanger list
Reach the standard grade, when being judged to being, based on default load balancing, member's controller is distributed for the interchanger, and by interchanger
IP address is sent to distributed member's controller, so that the member's controller distributed is established agreement with the interchanger and is connected；
Methods described also includes：
Before distribution member's controller for the interchanger, supervisor's controller inquires about the exchange by collocation channel
The exchanger information of machine, and legitimacy detection is performed according to the exchanger information of acquisition；When legitimacy detection passes through, will obtain
Exchanger information be together sent to distributed member's controller with the switch ip address.
2. according to the method for claim 1, it is characterised in that
The SDN is based on Openflow agreements, and the interchanger is virtual switch；
Described exchanger information comprises at least bridge information, virtual expansible LAN tunneling termination VTEP IP address.
3. a kind of method of interchanger automatic deployment in software defined network SDN, it is characterised in that the SDN includes controller
Cluster and interchanger, the controller cluster are provided with virtual internet protocol IP address, and including supervisor's controller and member
Controller, methods described are applied to member's controller in the controller cluster, and this method includes：
Receive the switch ip address for the interchanger reached the standard grade for the first time that supervisor's controller in controller cluster is sent；
According to the switch ip address of the interchanger reached the standard grade for the first time, the IP address of itself is allocated to by institute by collocation channel
The interchanger reached the standard grade for the first time is stated, so that the agreement that the interchanger reached the standard grade for the first time is established between member's controller connects；
Methods described also includes：
Before the IP address of itself is allocated into the interchanger reached the standard grade for the first time by collocation channel, controller collection is also received
The exchanger information that supervisor's controller in group is sent, and legitimacy detection is performed according to the exchanger information of acquisition.
4. according to the method for claim 3, it is characterised in that the SDN is based on Openflow agreements, and the interchanger is
Virtual switch, the exchanger information comprise at least：Bridge information, VTEPIP addresses.
5. a kind of method of interchanger automatic deployment in software defined network SDN, it is characterised in that the SDN includes controller
Cluster and interchanger, the controller cluster are provided with virtual internet protocol IP address, and including supervisor's controller and member
Controller, methods described are applied to the interchanger in the SDN, and this method includes：
When interchanger starts, the virtual ip address of the controller cluster configured in script is started actively to control according to initialization
Device cluster initiates connection request；
Receive the exchanger information inquiry request that is sent by collocation channel of supervisor's controller in controller cluster, and to supervisor
Controller feeds back the exchanger information of the interchanger；
When with receiving carrying member's controller IP for being sent by member's controller in controller cluster by collocation channel
During the configuration-direct of location, member's controller IP address is configured to local, and establish according to the IP address of member's controller
Agreement between member's controller is connected.
6. according to the method for claim 5, it is characterised in that the SDN is based on Openflow agreements, and the interchanger is
Virtual switch, described exchanger information is with comprising at least bridge information, virtual expansible LAN tunneling termination VTEP IP
Location.
7. the interchanger automatic deployment device in a kind of software defined network SDN, it is characterised in that the SDN includes control
Device cluster and interchanger processed, the controller cluster set virtual internet protocol IP address, and including be responsible for controller and into
Member's controller, described device are applied to supervisor's controller in the controller cluster, and the device includes：
Receiving unit, the company initiated for desampler according to the virtual ip address of the controller cluster to controller cluster
Connect request；
Judging unit, judging for the switch ip address in the connection request in local online interchanger list should
Whether interchanger is to reach the standard grade for the first time；
Allocation unit, for when the judging unit is judged to reaching the standard grade for the first time, based on default load balancing, for the friendship
Change planes and distribute member's controller, and switch ip address is sent to distributed member's controller, so that the member distributed
Controller is established agreement with the interchanger and is connected；
Described device also includes：
Query unit, for before distribution member's controller for the interchanger, the exchange to be inquired about by collocation channel
The exchanger information of machine, and legitimacy detection is performed according to the exchanger information of acquisition；When legitimacy detection passes through, will obtain
Exchanger information be together sent to distributed member's controller with the switch ip address.
8. device according to claim 7, it is characterised in that the SDN is based on Openflow agreements, and the interchanger is
Virtual switch, described exchanger information is with comprising at least bridge information, virtual expansible LAN tunneling termination VTEP IP
Location.
9. the device of interchanger automatic deployment in a kind of software defined network SDN, it is characterised in that the SDN includes control
Device cluster and interchanger processed, the controller cluster are provided with virtual internet protocol IP address, and including supervisor's controller and
Member's controller, described device are applied to member's controller in the controller cluster, and the device includes：
Receiving unit, the interchanger IP of the interchanger reached the standard grade for the first time for receiving the transmission of supervisor's controller in controller cluster
Address；
Dispensing unit, for the switch ip address according to the interchanger reached the standard grade for the first time, by collocation channel by itself
IP address is allocated to the interchanger reached the standard grade for the first time so that the interchanger reached the standard grade for the first time establish with member's controller it
Between agreement connection；
The receiving unit, it is additionally operable to that the IP address of itself is being allocated into the interchanger reached the standard grade for the first time by collocation channel
Before, the exchanger information that supervisor's controller in controller cluster is sent is received, and is performed according to the exchanger information of acquisition
Legitimacy detects.
10. device according to claim 9, it is characterised in that the SDN is based on Openflow agreements, the interchanger
For virtual switch；The exchanger information comprises at least：Bridge information, VTEPIP addresses.
11. the device of interchanger automatic deployment in a kind of software defined network SDN, it is characterised in that the SDN includes control
Device cluster and interchanger processed, the controller cluster are provided with virtual internet protocol IP address, and including supervisor's controller and
Member's controller, described device are applied on the interchanger in the SDN, and the device includes：
Request unit, for when interchanger starts, starting the virtual IP address of the controller cluster configured in script according to initialization
Actively connection request is initiated to controller cluster in address；
Feedback unit, inquired about for receiving the exchanger information that supervisor's controller in controller cluster is sent by collocation channel
Ask, and the exchanger information of the interchanger is fed back to supervisor's controller；
Establish unit, for when receive the carrying sent by member's controller in controller cluster by collocation channel this into
During the configuration-direct of member's controller IP address, member's controller IP address is configured to local, and according to member's controller
IP address establish and member's controller between agreement connect.
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