CN101309282B - Method, server and system for document transmission in local area network - Google Patents
Method, server and system for document transmission in local area network Download PDFInfo
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- CN101309282B CN101309282B CN2008101328408A CN200810132840A CN101309282B CN 101309282 B CN101309282 B CN 101309282B CN 2008101328408 A CN2008101328408 A CN 2008101328408A CN 200810132840 A CN200810132840 A CN 200810132840A CN 101309282 B CN101309282 B CN 101309282B
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Abstract
The invention embodiment discloses a method, a server and a system for the file transfer in LAN; the method includes that a central file server collects the configuration information of all the clients in the LAN and divides all the clients into super nodes and normal nodes according to the configuration information of all the clients; the super nodes download the files from the central file server through the first transport protocol; the super nodes transfer the downloaded files to the normal nodes through the second transport protocol. The method, the server and the system for the file transfer in LAN are applied to reduce the download load of the file server during the filter transfer in LAN; meanwhile, the sending efficiency of the files is improved; because the multi-level partitioning is processed for the hierarchical network structure, the monitoring of the network traffic and the management of the network behavior can be processed conveniently.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of method, server and system of document transmission in local area network.
Background technology
In the prior art, mode at document transmission in local area network generally all is to set up corresponding file server, perhaps adopt FTP traditional file transfer protocol (FTP) such as (File Transfer Protocol, file transfer protocol (FTP)), perhaps carry out the distribution of file by the mode of file-sharing.If may also can adopting P2P (Peer-to-Peer, peer-to-peer network) agreement to set up corresponding P2P central server, the file of big data quantity transmits.Yet these traditional file transfer protocol (FTP) such as picture FTP, its transmitting speed and data volume are subjected to the restriction of the performance of file server and the network bandwidth very big, and when having a large amount of file distributing request tasks in the local area network (LAN), will be very big to the impact of file server and Network Transmission quality.The P2P transmission means of being known as " bandwidth killer ", though can solve the problem of large-data documents transmission, can alleviate simultaneously the pressure of file server again, but, thereby can cause the confusion of whole network environment because the transmission mechanism of this self-organizing mode can influence the carrying out of other regular traffic in the local area network (LAN) from another point of view.
In realizing process of the present invention, the inventor finds that prior art has following shortcoming at least:
Traditional file transfer protocol (FTP) as file transfer protocol (FTP) such as ftp, is difficult to solve the requirement of large-data documents transmission and burst file transmission task, and very high for the transmission quality requirements of file server and whole network; Adopt privately owned host-host protocol at document transmission in local area network, can't fundamentally solve the requirement of the burst transfers of data of large-data documents, also may cause a large amount of concurrent file request tasks to be suspended in some cases always, influence file distributing progress and efficient.
Summary of the invention
The embodiment of the invention discloses a kind of method, server and system of document transmission in local area network, alleviating the download pressure of file server when the document transmission in local area network, and improve the efficient of transfer files.
The embodiment of the invention provides a kind of method of document transmission in local area network, comprising:
In local area network (LAN), whole file transfer LAN is divided into two-stage, the first order is central file server and each super node, adopts traditional file transfer mode to carry out the download of file between them; The second level is each super node and ordinary node, adopts the P2P host-host protocol to carry out file transfer between them;
The configuration information of all clients in the central file server statistics local area network (LAN) is divided into super node and ordinary node according to the configuration information of described all clients with described all clients;
Described super node passes through first host-host protocol from described central file server file in download;
Described super node is transferred to described ordinary node with described downloaded files by peer-to-peer network P2P host-host protocol;
Unusual when taking place as the super node of control terminal, in the time of can not be as super node,
From the ordinary node that described super node is administered, choose an ordinary node and replace the unusual super node of described generation; Perhaps,
When the super node in ordinary node is found own ownership scope does not respond, other super node in the current local area network (LAN) of active searching is used as its transmission Control Node; Perhaps,
Described ordinary node is directly downloaded described file by described first host-host protocol from described central file server.
The embodiment of the invention also provides a kind of system of document transmission in local area network, comprising:
Central file server is used at local area network (LAN) stored file, and the configuration information that is used to add up all clients in the local area network (LAN), and all clients in the described local area network (LAN) are divided into super node and ordinary node according to the configuration information of client;
Super node is used for downloading described file by first host-host protocol from described central file server;
Ordinary node, be used for obtaining described super node downloaded files by peer-to-peer network P2P host-host protocol, also be used for taking place when unusual at described super node, by described first host-host protocol from described central file server file in download, when perhaps the super node in ordinary node is found own ownership scope does not respond, other super node in the current local area network (LAN) of active searching is used as its transmission Control Node.
A kind of file server is used for being connected with the plurality of client end and at local area network (LAN) stored file, it is characterized in that, comprises;
The client division unit, be used to add up the configuration information of all clients in the local area network (LAN), all clients in the described local area network (LAN) are divided into super node and ordinary node according to the configuration information of client, described super node is used for downloading described file by first host-host protocol from described file server, and described ordinary node is used for obtaining described super node downloaded files by peer-to-peer network P2P host-host protocol.Compared with prior art, the embodiment of the invention has the following advantages:
By the embodiment of the invention, the download pressure of file server in the time of can alleviating in local area network (LAN) transfer files is accelerated the efficient that issues of file simultaneously; Owing to carried out the multipole division of network hierarchical structure, conveniently carried out the monitoring of network traffics and the management of network behavior.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the method for document transmission in local area network in the embodiment of the invention;
Fig. 2 is the structural representation of the system of document transmission in local area network in the embodiment of the invention;
Fig. 3 is the structural representation of local area network (LAN) in the embodiment of the invention.
Embodiment
Below in conjunction with drawings and Examples the specific embodiment of the present invention is done further and to be elaborated.Apparently, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
In embodiments of the present invention, local area network (LAN) comprises central file server and client two parts.Central file server also is responsible for the characteristic information of each client in the storage area network and the index information of file in download except as the document storage server.The characteristic information that central file server reports by each client selects the higher client of performances such as storage, processing, bandwidth as super node, and other client in the local area network (LAN) is as ordinary node.Each super node is as the ordinary node in the Centroid management certain limit of a subrange, the file index information of the interior ordinary node of storage institute compass of competency.
As shown in Figure 1, the schematic flow sheet for the method for document transmission in local area network in the embodiment of the invention may further comprise the steps:
The configuration information of all clients in step S101, the central file server statistics local area network (LAN) is divided into super node and ordinary node according to the configuration information of described all clients with described all clients.
Central file server is at first added up the configuration information of all clients in the local area network (LAN), by threshold value is set, choose the higher client of performances such as processing, storage, bandwidth as super node, and these super nodes are divided in super group, the higher client of performances such as other storage in the local area network (LAN), processing, bandwidth is as ordinary node, central file server according to these ordinary nodes from ID number and performance characteristics be divided under the different super nodes and manage.
Step S102, described super node pass through first host-host protocol from described central file server file in download.
Several super nodes in the local area network (LAN) are by some traditional file transfer protocol (FTP) file in download from the central file server.
These traditional file transfer protocol (FTP) comprise:
FTP (File Transfer Protocol, file transfer protocol (FTP)), HTTP (Hypertext TransferProtocol, HTML (Hypertext Markup Language)), TFTP (Trivial File Transfer Protocol, TFTP).But not only be confined to these, also comprise the file transfer protocol (FTP) that other are traditional, also comprise the distribution transmission of carrying out file by the mode of file-sharing.
Step S103, described super node are transferred to described ordinary node with described downloaded files by peer-to-peer network P2P host-host protocol.
In an embodiment of the present invention, peer-to-peer network P2P host-host protocol refers to Peer-to-Peer (P2P, peer-to-peer network) host-host protocol.
After each super node in the local area network (LAN) finishes by traditional host-host protocols such as FTP file in download from the central file server,, the index information of file is sent to the own ordinary node of being managed by " inundation " method.After this, each super node and the own ordinary node of being managed are formed the P2P network of a part, carry out file transfer by the P2P agreement between each node.
When certain super node as control terminal takes place unusually, in the time of can not be as super node, central file server will be chosen an ordinary node as control terminal from the ordinary node that described super node is administered; Perhaps, when the super node in ordinary node is found own ownership scope does not respond, other super node in the current local area network (LAN) of active searching is used as its transmission Control Node.
When if above-mentioned two modes all can't be finished normal download, ordinary node can be directly by traditional file transfer protocol (FTP) such as FTP to central file server request and file in download.
As shown in Figure 2, the system for document transmission in local area network in the embodiment of the invention comprises:
In embodiments of the present invention, described central file server 10 comprises:
Described super node 20 also is used to manage the described ordinary node that is divided into self.
Described super node 20 also is used to store the index information of the file of the described ordinary node that is divided into self.
Described ordinary node 30 also is used in described local area network (LAN) super node 20 and takes place to replace the unusual super node of described generation 20 when unusual.
Described ordinary node 30 also is used for taking place when unusual at described super node 20, by described first host-host protocol from described central file server 10 file in download.
As shown in Figure 3, be the local area network structure schematic diagram in the embodiment of the invention.
In embodiments of the present invention, whole file transfer LAN is divided into two-stage, the first order is central file server and each super node, adopts traditional file transfer mode to carry out the download of file between them, such as utilizing file transfer protocol (FTP) such as File Transfer Protocol; The second level is each super node and ordinary node, adopts the P2P host-host protocol to carry out file transfer between them.The scheme that this multistage network is divided, alleviated the load of central file server greatly, and owing to carried out repartitioning of cellular logic topology again in the network of the second level, the redundancy bandwidth and the network throughput of each client have been made full use of, accelerated the distribution efficient of file greatly, and, also solved the problem that large-data documents is difficult to issue in the legacy network.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, also can realize by the mode that software adds necessary general hardware platform.Based on such understanding, technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. the method for a document transmission in local area network is characterized in that, comprising:
In local area network (LAN), whole file transfer LAN is divided into two-stage, the first order is central file server and each super node, adopts first host-host protocol to carry out the download of file between them; The second level is each super node and ordinary node, adopts the P2P host-host protocol to carry out file transfer between them;
The configuration information of all clients in the central file server statistics local area network (LAN) is divided into super node and ordinary node according to the configuration information of described all clients with described all clients;
Described super node passes through first host-host protocol from described central file server file in download;
Described super node is transferred to described ordinary node with described downloaded files by peer-to-peer network P2P host-host protocol;
When the super node as the transmission Control Node take place unusual, in the time of can not be as super node,
From the ordinary node that described super node is administered, choose an ordinary node and replace the unusual super node of described generation; Perhaps,
When the super node in ordinary node is found own ownership scope does not respond, other super node in the current local area network (LAN) of active searching is used as its transmission Control Node; Perhaps,
Described ordinary node is directly downloaded described file by described first host-host protocol from described central file server;
Described first host-host protocol comprises:
File transfer protocol (FTP) FTP, HTML (Hypertext Markup Language) HTTP, or TFTP TFTP.
2. the method for document transmission in local area network according to claim 1, it is characterized in that, the configuration information of all clients in the described central file server statistics local area network (LAN) is divided into super node with described all clients and ordinary node comprises according to the configuration information of client:
Described central file server is added up the configuration information of described all clients in the described local area network (LAN), and threshold value is set, described configuration information surpassed the client of threshold values is set as super node, all the other clients are as ordinary node, described central file server is divided under the different super nodes with performance characteristics according to ID number of ordinary node self, described super node is divided into the ordinary node of self as transmission Control Node management, and stores the index information of the file of the described ordinary node that is divided into self.
3. as the method for document transmission in local area network as described in the claim 2, it is characterized in that the configuration information of described client comprises:
Client process, storage, bandwidth performance information.
4. the method for document transmission in local area network according to claim 1 is characterized in that described super node is transferred to described ordinary node with described downloaded files by peer-to-peer network P2P host-host protocol and comprises:
Described super node sends to the described ordinary node of self-management with the index information of described downloaded files, described downloaded files is transferred to the ordinary node of self managing by described peer-to-peer network P2P host-host protocol.
5. the system of a document transmission in local area network is characterized in that, comprising:
Central file server is used at local area network (LAN) stored file, and the configuration information that is used to add up all clients in the local area network (LAN), and all clients in the described local area network (LAN) are divided into super node and ordinary node according to the configuration information of client;
Super node is used for downloading described file by first host-host protocol from described central file server;
Ordinary node, be used for obtaining described super node downloaded files by peer-to-peer network P2P host-host protocol, also be used for taking place when unusual at described super node, by described first host-host protocol from described central file server file in download, when perhaps the super node in ordinary node is found own ownership scope does not respond, other super node in the current local area network (LAN) of active searching is used as its transmission Control Node;
Described first host-host protocol comprises:
File transfer protocol (FTP) FTP, HTML (Hypertext Markup Language) HTTP, or TFTP TFTP.
6. as the system of document transmission in local area network as described in the claim 5, it is characterized in that described central file server comprises:
The client division unit, be used to add up the configuration information of described all clients in the local area network (LAN), and threshold value is set, described configuration information surpassed the client of threshold values is set as super node, all the other clients are as ordinary node, and the client division unit is divided into different super nodes according to ID number of described ordinary node self with performance characteristics.
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| CN2008101328408A CN101309282B (en) | 2008-07-10 | 2008-07-10 | Method, server and system for document transmission in local area network |
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| CN2008101328408A CN101309282B (en) | 2008-07-10 | 2008-07-10 | Method, server and system for document transmission in local area network |
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| CN101309282B true CN101309282B (en) | 2011-09-14 |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102118421B (en) * | 2010-01-05 | 2017-02-08 | 中兴通讯股份有限公司 | Peer-to-peer network and method for restarting peer nodes |
| CN102694832B (en) * | 2011-03-25 | 2014-12-17 | 腾讯科技（深圳）有限公司 | Game system and realization method thereof, and game clients |
| CN102299834A (en) * | 2011-09-07 | 2011-12-28 | 中国联合网络通信集团有限公司 | Data sharing method, equipment and system for local area network |
| CN103095742B (en) * | 2011-10-28 | 2016-04-27 | 中国移动通信集团公司 | For node Adding Way and the corresponding P2P system of P2P system |
| CN103179160B (en) * | 2011-12-22 | 2016-01-27 | 中国移动通信集团公司 | A kind of load transfer method, Apparatus and system |
| CN103379128A (en) * | 2012-04-12 | 2013-10-30 | 绿智慧流科技公司 | Multifunctional portable data sharing management apparatus |
| CN104753980B (en) * | 2013-12-26 | 2018-04-27 | 腾讯科技（深圳）有限公司 | Data transmission method and relevant apparatus and communication system |
| CN104506592B (en) * | 2014-12-11 | 2018-10-16 | 安徽师范大学 | The method of upload data and downloading data for File Transfer Protocol |
| CN106411968A (en) * | 2015-07-28 | 2017-02-15 | 北京志方信城机电设备有限公司 | Data transmission method, vending machine and system |
| CN106790577A (en) * | 2016-12-27 | 2017-05-31 | 中国建设银行股份有限公司 | A kind of data transmission method and system |
| CN110912969B (en) * | 2019-11-04 | 2023-04-07 | 西安雷风电子科技有限公司 | High-speed file transmission source node, destination node device and system |
| CN112367388B (en) * | 2020-10-30 | 2024-05-24 | 北京北信源软件股份有限公司 | Method and device for concurrent communication between server and client |
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