CN107231674A - A kind of method and apparatus of cluster ad-hoc network - Google Patents
A kind of method and apparatus of cluster ad-hoc network Download PDFInfo
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- CN107231674A CN107231674A CN201710391896.4A CN201710391896A CN107231674A CN 107231674 A CN107231674 A CN 107231674A CN 201710391896 A CN201710391896 A CN 201710391896A CN 107231674 A CN107231674 A CN 107231674A
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- node
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/104—Peer-to-peer [P2P] networks
- H04L67/1044—Group management mechanisms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/104—Peer-to-peer [P2P] networks
- H04L67/1044—Group management mechanisms
- H04L67/1048—Departure or maintenance mechanisms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/08—Trunked mobile radio systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
Abstract
The embodiment of the invention discloses a kind of method and apparatus of cluster ad-hoc network, after node access to LAN, by judging the first packet whether is received in preset time；The title of cluster and the IP address of control node are carried in the first packet；If so, then illustrate to have existed for control node in the LAN, this node to the control node can send response message according to IP address；After the feedback message that the control node is sent is received, then according to the cluster configuration information included in the feedback message, the cluster is added.If it is not, then illustrating do not occur control node in the LAN also, then the second packet can be outwards broadcasted using this node as control node；The title of this node and the IP address of this node are carried in the second packet.It can be seen that, by way of broadcast or monitored data bag, the MANET of cluster can be fast and accurately carried out, the efficiency of cluster networking is improved, reduces the expense of node networking.
Description
Technical field
The present invention relates to computer cluster technology field, more particularly to a kind of method and apparatus of cluster ad-hoc network.
Background technology
Computer nowadays technology comes into the network-centric epoch, the high speed development of internet, number of users and
Network traffics are increased rapidly so that more and more servers seem that overburden, scalability to the webserver and can
Higher requirement is proposed with property.Individual server can not meet the calculating storage demand of people.It is simple to improve hardware
It can not can really solve this problem.In order to meet the storage demand of computer, increasing group system is occurred in that.Collection
Group is one group of computer that is separate, being interconnected by express network, and they constitute a group, and with the mould of triangular web
Formula is managed.When one client interacts with cluster, cluster seems an independent server.Cluster configuration can be improved
Availability and scalability.
Now in the art, many group system building process are excessively numerous and diverse, excessively rely on artificial configuration, it has not been convenient to fast
Speed builds cluster.
It can be seen that, the efficiency for building cluster how is lifted, is those skilled in the art's urgent problem to be solved.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of method and apparatus of cluster ad-hoc network, it is possible to achieve cluster it is automatic
Networking, improves the efficiency for building cluster.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of method of cluster ad-hoc network, including：
Judge the first packet whether is received in preset time；The name of cluster is carried in first packet
Claim the IP address with control node；
If so, then sending response message to the control node according to the IP address；
After the feedback message that the control node is sent is received, then according to the collection flock mating included in the feedback message
Confidence ceases, and adds the cluster；
If not receiving the broadcast data packet in preset time, using this node as control node, outwards broadcast
Second packet；The title of this node and the IP address of this node are carried in second packet.
Optionally, it is described using this node as control node, outwards broadcast the second packet include：
Using this node as control node, the second packet is outwards broadcasted according to the predetermined period time.
Optionally, in addition to：
When the local node is control node, the connection status of other nodes in the cluster is detected；
After there is offline node, the configuration information of the node is preserved at the appointed time；When more than the regulation
After time, if the node deletes the configuration information of the node still in off-line state from the cluster configuration information.
Optionally, in addition to：
When not receiving the feedback message that the control node is sent in the second preset time, then to the control node
Resend the response message.
The embodiment of the present invention additionally provides a kind of device of cluster ad-hoc network, including judging unit, transmitting element, addition list
Member and radio unit,
The judging unit, for judging the first packet whether is received in preset time；In first data
The title of cluster and the IP address of control node are carried in bag；
If so, then trigger the transmitting element, the transmitting element, for according to the IP address to the control node
Send response message；
The addition unit, for after the feedback message that the control node is sent is received, then according to the feedback
The cluster configuration information included in message, adds the cluster；
If not receiving the broadcast data packet in preset time, the radio unit is triggered, the radio unit,
For as control node, this node outwards to be broadcasted into the second packet；This node is carried in second packet
The IP address of title and this node.
Optionally, the radio unit specifically for using this node as control node, it is outside according to the predetermined period time
Broadcast the second packet.
Optionally, in addition to detection unit and processing unit,
When the local node is control node, then the detection unit, the detection unit, for detecting are triggered
State the connection status of the node of other in cluster；
The processing unit, for after there is offline node, the node is preserved at the appointed time to match somebody with somebody confidence
Breath；After more than the stipulated time, if the node deletes institute still in off-line state from the cluster configuration information
State the configuration information of node.
Optionally, when not receiving the feedback message that the control node is sent in the second preset time, the hair
Unit is sent to be additionally operable to resend the response message to the control node.
After node access to LAN it can be seen from above-mentioned technical proposal, can by judge in preset time whether
Receive the first packet；The title of cluster and the IP address of control node are carried in first packet；When pre-
If receiving the first packet in the time, then illustrate to have existed for control node in the LAN, this node can be according to institute
State IP address and send response message to the control node；After the feedback message that the control node is sent is received, then according to
According to the cluster configuration information included in the feedback message, the cluster is added.It is described wide when not received in preset time
Unicast packets, then illustrate do not occur control node in the LAN also, then can be using this node as control node, outwards broadcast
Second packet；The title of this node and the IP address of this node are carried in second packet.It can be seen that, pass through broadcast
Or the mode of monitored data bag, the MANET of cluster in LAN can be fast and accurately carried out, the effect of cluster networking is improved
Rate, reduces the expense of node networking.
Brief description of the drawings
In order to illustrate the embodiments of the present invention more clearly, the required accompanying drawing used in embodiment will be done simply below
Introduce, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ordinary skill people
For member, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of flow chart of the method for cluster ad-hoc network provided in an embodiment of the present invention；
Fig. 2 is a kind of structural representation of the device of cluster ad-hoc network provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on this
Embodiment in invention, those of ordinary skill in the art are not under the premise of creative work is made, and what is obtained is every other
Embodiment, belongs to the scope of the present invention.
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Next, a kind of method for cluster ad-hoc network that the embodiment of the present invention is provided is discussed in detail.Fig. 1 is real for the present invention
A kind of flow chart of the method for cluster ad-hoc network of example offer is applied, this method includes：
S101：Judge the first packet whether is received in preset time.
In embodiments of the present invention, a LAN can be marked off by interchanger or router, in LAN
Node, cluster ad-hoc network can be realized by way of LAN broadcast.
For each node, two ports can be chosen, a port is as Broadcast Port, and node can be by this
The outside broadcast data packet of Broadcast Port；Whether another port can be monitored by the monitoring end and deposited as listening port, node
In the packet of other node broadcasts.
Control node can be the node for initiating to set up cluster, and it is basic that control node outwards broadcasts cluster by Broadcast Port
Information is the first packet.The title of cluster and the IP address of control node can be carried in first packet.Each
Node has the nodename and IP address belonging to it, then can be by the node after some node is as control node
Name is referred to as cluster name, and the IP address of the node is the IP address of control node.
After node adds the LAN, the node can monitor the packet for whether having broadcast by listening port.
Preset time can be determined according to the time that data are transmitted between node, for example, can set preset time
For 5 seconds.
When node can receive the first packet in preset time, then illustrate to have existed for control in the LAN
Node processed, then into step S102.When node does not receive the first packet in preset time, then illustrate in the LAN
Also without control node, then into step S104.
S102：According to the IP address response message is sent to the control node.
Response message can regard that node adds the request message of cluster as.The node can be carried in the response message
Configuration information, for example, the title of the node, IP address etc..
S103：When receive the feedback message that the control node is sent after, then according to being included in the feedback message
Cluster configuration information, adds the cluster.
Control node is received after the response message of node transmission, can send feedback message to the node.Cluster configuration
Information can be used to indicate that the detailed configuration for adding cluster, in order to which the node can be added in the cluster.
S104：Using this node as control node, the second packet is outwards broadcasted.
The title of this node and the IP address of this node are carried in second packet.
When node does not receive the first packet in preset time, then illustrate do not occur control section also in the LAN
Point, then this node can be used as control node.To realize cluster ad-hoc network.
After the broadcast that control node carries out a packet, there may be new node to be added in LAN, in order to protect
Node in card LAN can receive the packet of control node broadcast, and control node can periodically broadcast the data
Bag.
Specifically, when some node is control node, the node outwards can broadcast number according to the predetermined period time
According to bag.
The length of predetermined period time can be set according to the actual requirements, for example, can set the predetermined period time
It is set to 3 seconds.Control node outwards broadcasted a packet every 3 seconds.
After node access to LAN it can be seen from above-mentioned technical proposal, can by judge in preset time whether
Receive the first packet；The title of cluster and the IP address of control node are carried in first packet；When pre-
If receiving the first packet in the time, then illustrate to have existed for control node in the LAN, this node can be according to institute
State IP address and send response message to the control node；After the feedback message that the control node is sent is received, then according to
According to the cluster configuration information included in the feedback message, the cluster is added.It is described wide when not received in preset time
Unicast packets, then illustrate do not occur control node in the LAN also, then can be using this node as control node, outwards broadcast
Second packet；The title of this node and the IP address of this node are carried in second packet.It can be seen that, pass through broadcast
Or the mode of monitored data bag, the MANET of cluster in LAN can be fast and accurately carried out, the effect of cluster networking is improved
Rate, reduces the expense of node networking.
In view of being influenceed by factors such as external environment conditions, the failure that control node sends feedback message is may result in, is led
Cause other nodes not to be added in cluster smoothly, realize the MANET of cluster.For this kind of situation, it can be sent using repetition
The mode of response message, ensures the smooth realization of cluster ad-hoc network.
By taking a certain node as an example, when the node does not receive the feedback that the control node is sent in the second preset time
Message, then resend the response message to the control node.
In view of the node in cluster it is possible that offline situation, when the node is in off-line state for a long time,
The node can not play any effect in the cluster, can now remove the node, the efficient of cluster is ensured with this
Work.It may cause temporarily offline, for this kind of situation, can set because of network either oneself factor in view of node
Stipulated time.
Specifically, the connection status of other nodes in the cluster can be detected by control node；When the section that appearance is offline
After point, the configuration information of the node is preserved at the appointed time；After more than the stipulated time, if the node still in
Off-line state, then delete the configuration information of the node from the cluster configuration information.
The length of stipulated time can be set according to the actual requirements, for example, it is small to be set into 24 the stipulated time
When.When being in connection state when a node continuous 24 is small, then the node can be removed from cluster.Fig. 2 is the present invention
A kind of structural representation of the device for cluster ad-hoc network that embodiment is provided, including judging unit 21, transmitting element 22, addition list
Member 23 and radio unit 24,
The judging unit 21, for judging the first packet whether is received in preset time；In the described first number
According to the title and the IP address of control node that cluster is carried in bag.
If so, then trigger the transmitting element 22, the transmitting element 22, for according to the IP address to the control
Node sends response message.
The addition unit 23, for after the feedback message that the control node is sent is received, then according to described anti-
The cluster configuration information included in feedback message, adds the cluster.
If not receiving the broadcast data packet in preset time, the radio unit 24 is triggered, the broadcast is single
Member 24, for as control node, this node outwards to be broadcasted into the second packet；This section is carried in second packet
The title of point and the IP address of this node.
Optionally, the radio unit specifically for using this node as control node, it is outside according to the predetermined period time
Broadcast the second packet.
Optionally, in addition to detection unit and processing unit,
When the local node is control node, then the detection unit, the detection unit, for detecting are triggered
State the connection status of the node of other in cluster；
The processing unit, for after there is offline node, the node is preserved at the appointed time to match somebody with somebody confidence
Breath；After more than the stipulated time, if the node deletes institute still in off-line state from the cluster configuration information
State the configuration information of node.
Optionally, when not receiving the feedback message that the control node is sent in the second preset time, the hair
Unit is sent to be additionally operable to resend the response message to the control node.
The explanation of feature may refer to the related description of embodiment corresponding to Fig. 1 in embodiment corresponding to Fig. 2, here no longer
Repeat one by one.
After node access to LAN it can be seen from above-mentioned technical proposal, can by judge in preset time whether
Receive the first packet；The title of cluster and the IP address of control node are carried in first packet；When pre-
If receiving the first packet in the time, then illustrate to have existed for control node in the LAN, this node can be according to institute
State IP address and send response message to the control node；After the feedback message that the control node is sent is received, then according to
According to the cluster configuration information included in the feedback message, the cluster is added.It is described wide when not received in preset time
Unicast packets, then illustrate do not occur control node in the LAN also, then can be using this node as control node, outwards broadcast
Second packet；The title of this node and the IP address of this node are carried in second packet.It can be seen that, pass through broadcast
Or the mode of monitored data bag, the MANET of cluster in LAN can be fast and accurately carried out, the effect of cluster networking is improved
Rate, reduces the expense of node networking.A kind of method and apparatus of the cluster ad-hoc network provided above the embodiment of the present invention
It is described in detail.The embodiment of each in specification is described by the way of progressive, and what each embodiment was stressed is
With the difference of other embodiment, between each embodiment identical similar portion mutually referring to.Disclosed for embodiment
Device for, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is referring to method
Part illustrates.It should be pointed out that for those skilled in the art, before the principle of the invention is not departed from
Put, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into the guarantor of the claims in the present invention
In the range of shield.
Professional further appreciates that, with reference to the unit of each example of the embodiments described herein description
And algorithm steps, can be realized with electronic hardware, computer software or the combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software, generally describes the composition and step of each example according to function in the above description.These
Function is performed with hardware or software mode actually, depending on the application-specific and design constraint of technical scheme.Specialty
Technical staff can realize described function to each specific application using distinct methods, but this realization should not
Think beyond the scope of this invention.
Directly it can be held with reference to the step of the method or algorithm that the embodiments described herein is described with hardware, processor
Capable software module, or the two combination are implemented.Software module can be placed in random access memory (RAM), internal memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
Claims (8)
1. a kind of method of cluster ad-hoc network, it is characterised in that including：
Judge the first packet whether is received in preset time；Carried in first packet cluster title and
The IP address of control node；
If so, then sending response message to the control node according to the IP address；
After the feedback message that the control node is sent is received, then according to the cluster configuration letter included in the feedback message
Breath, adds the cluster；
If not receiving the broadcast data packet in preset time, using this node as control node, second is outwards broadcasted
Packet；The title of this node and the IP address of this node are carried in second packet.
2. according to the method described in claim 1, it is characterised in that it is described using this node as control node, outwards broadcast
Two packets include：
Using this node as control node, the second packet is outwards broadcasted according to the predetermined period time.
3. method according to claim 2, it is characterised in that also include：
When the local node is control node, the connection status of other nodes in the cluster is detected；
After there is offline node, the configuration information of the node is preserved at the appointed time；When more than the stipulated time
Afterwards, if the node deletes the configuration information of the node still in off-line state from the cluster configuration information.
4. the method according to claim 1-3 any one, it is characterised in that also include：
When not receiving the feedback message that the control node is sent in the second preset time, then to the control node again
Send the response message.
5. a kind of device of cluster ad-hoc network, it is characterised in that including judging unit, transmitting element, add unit and broadcast list
Member,
The judging unit, for judging the first packet whether is received in preset time；In first packet
Carry the title of cluster and the IP address of control node；
If so, the transmitting element is then triggered, the transmitting element, for being sent according to the IP address to the control node
Response message；
The addition unit, for after the feedback message that the control node is sent is received, then according to the feedback message
In the cluster configuration information that includes, add the cluster；
If not receiving the broadcast data packet in preset time, the radio unit is triggered, the radio unit is used for
Using this node as control node, the second packet is outwards broadcasted；The title of this node is carried in second packet
With the IP address of this node.
6. device according to claim 5, it is characterised in that the radio unit is specifically for regarding this node as control
Node, the second packet is outwards broadcasted according to the predetermined period time.
7. device according to claim 6, it is characterised in that also including detection unit and processing unit,
When the local node is control node, then the detection unit, the detection unit, for detecting the collection are triggered
The connection status of other nodes in group；
The processing unit, for after there is offline node, the configuration information of the node to be preserved at the appointed time；When
After the stipulated time, if the node deletes the section still in off-line state from the cluster configuration information
The configuration information of point.
8. the device according to claim 5-7 any one, it is characterised in that when not received in the second preset time
During the feedback message that the control node is sent, the transmitting element is additionally operable to resend the response to the control node
Message.
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| CN201710391896.4A CN107231674A (en) | 2017-05-27 | 2017-05-27 | A kind of method and apparatus of cluster ad-hoc network |
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| CN201710391896.4A CN107231674A (en) | 2017-05-27 | 2017-05-27 | A kind of method and apparatus of cluster ad-hoc network |
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| CN108737553A (en) * | 2018-05-29 | 2018-11-02 | 中南大学 | A kind of virtual data terminal and its system for LAN ad-hoc networks |
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Application publication date: 20171003 |