CN101662496A - System and method using point-to-point technology to realize file sharing - Google Patents
System and method using point-to-point technology to realize file sharing Download PDFInfo
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- CN101662496A CN101662496A CN200910093431A CN200910093431A CN101662496A CN 101662496 A CN101662496 A CN 101662496A CN 200910093431 A CN200910093431 A CN 200910093431A CN 200910093431 A CN200910093431 A CN 200910093431A CN 101662496 A CN101662496 A CN 101662496A
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- 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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/18—File system types
- G06F16/182—Distributed file systems
- G06F16/1834—Distributed file systems implemented based on peer-to-peer networks, e.g. gnutella
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- 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
- H04L67/1087—Peer-to-peer [P2P] networks using cross-functional networking aspects
- H04L67/1091—Interfacing with client-server systems or between P2P systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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- 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
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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Abstract
The invention discloses a system using point-to-point technology to realize file sharing. The system comprises a web server, a point-to-point server and more than one user side, wherein the user sideis used for requesting the information of the point-to-point server pre-stored in the web server and requesting the point-to-point server to release shared files or download files; the web server is used for providing the information of the point-to-point server for the user side and authenticating the authentication information sent by the point-to-point server; and the point-to-point server is used for authenticating the information sent by the user side and allowing the user side to release the shared files or download files after the authentication is passed. The invention also discloses amethod using point-to-point technology to realize file sharing simultaneously, and the adoption of the system and the method can realize safe and quick file sharing and download among members of multimedia meeting members and reduce the pressure of servers.
Description
Technical field
The present invention relates to the file-sharing technology in the communication network, be meant a kind of utilize point-to-point (P2P, peer-to-peer) system and method for technology realization file-sharing especially.
Background technology
Along with the development of Java and other World Wide Web (WWW)s (WEB, World Wide Web) application technology, also more and more based on the business that the WEB technology is developed, the scope that relates to is also more and more wider, and multimedia conference system is wherein just arranged.
In multimedia conference system, people often need to share some files, all be that the file that the publisher will share is directly uploaded onto the server generally in the present sharing mode, to download the link of shared file then and notify other conference members, other conference members are directly clickthrough download on the WEB page, and this download is directly to download from server.
Though downloading the mode of shared file at present realizes simply existing a lot of defectives:
One, adopts the mode of concentrating distribution, can take the bandwidth of server in a large number, increase the pressure of server greatly;
Two, server itself has been born a large amount of conference service functions, and inevitable very slow for the response speed of shared file, this just causes as a rule, and the speed of other conference member file in download is slow;
When three, server was busy, other conference members are file in download immediately, can directly influence the effect of multimedia conferencing;
Four, when a large amount of file-sharings occurring in the multimedia conferencing, then might take whole bandwidth of server, cause server can't carry out normal conference service, to such an extent as to the whole multimedia conference system can't provide the multimedia conferencing service for the user.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of P2P of utilization technology to realize the system and method for file-sharing, can realize file security between the conference member of multimedia conferencing, share apace and download, and alleviates the pressure of server.
For achieving the above object, technical scheme of the present invention is achieved in that
The invention provides a kind of system that utilizes point-to-point P2P technology to realize file-sharing, comprise Web server WEB Svr, ptp services device P2P Svr and an above user side;
User side is used for asking its P2P Svr information that prestores to WEB Svr, and issues shared file or carry out the file download to P2P Svr request;
WEB Svr is used for P2P Svr information is offered user side, and the authorization information that P2P Svr sends is verified;
P2P Svr is used for the information that user side sends is verified, after checking is passed through, allows user side issue shared file or carries out the file download.
In the such scheme, described user side further comprises WEB meeting control module and P2P client; Wherein, WEB meeting control module is used for the information to WEB Svr request P2P Svr; The P2P client is used for sending the request of issue shared file or carrying out the file download request to P2P Svr, and is asking by verifying back issue shared file or carrying out file and download; The P2P Svr information that also is used for receiving sends to WEB meeting control module and shows.
In the such scheme, described WEB Svr sends to that the information of P2P Svr of user side is subsidiary an interim password; Described P2P client is subsidiary interim password when P2P Svr request carrying out file-sharing or file download.
In the such scheme, described P2P client also carries the key K EY of authorization information, shared file when P2P Svr request carrying out file-sharing or file download; Wherein, described authorization information comprises the conferencing information of current multimedia conferencing, the identity information of user side.
In the such scheme, described WEB Svr and described P2P Svr are independent respectively to be realized, or is realized by same station server.
The present invention also provides a kind of P2P of utilization technology to realize the method for file-sharing, comprising:
When first user will issue shared file, ask its P2P Svr information that prestores to WEB Svr, WEBSvr verifies first user's authorization information, after checking is passed through, first user issues shared file according to P2P Svr information to the P2PSvr request, and the transmission relevant information is verified; After checking was passed through, first user notified the second user concurrent cloth shared file with the KEY of shared file;
When second user wants file in download, the P2P Svr information of asking it to prestore to WEB Svr, WEB Svr verifies second user's authorization information, after checking is passed through, second user asks file in download according to P2P Svr information to P2P Svr, and send relevant information and verify, after checking is passed through, the beginning file in download.
In the such scheme, described WEB Svr returns to subsidiaryly in first user or second user's the P2P Svr information has an interim password.
In the such scheme, when first user will issue shared file, described P2P Svr is verified as relevant information: P2P Svr verifies first user's interim password earlier, after checking is passed through, P2P Svr verifies the authorization information that first user sends by WEB Svr, after checking is passed through, allow first user to issue shared file, and write down the KEY of meeting identification, shared file publisher and the shared file of the multimedia conferencing that first user participated in;
When second user wants file in download, described P2P Svr is verified as relevant information: P2P Svr verifies second user's interim password earlier, after checking is passed through, P2P Svr verifies the authorization information that second user sends by WEB Svr, after checking is passed through, continue the KEY of checking shared file again, checking by after return and allow the message downloaded.
In the such scheme, described second user begins file in download and is: from any one or a plurality ofly downloaded the user who finishes or downloading and carry out file and download.
This shows that than prior art, the system and method that utilizes the P2P technology to realize file-sharing provided by the present invention has following remarkable result:
One, owing to adopt the mode of P2P file-sharing, directly between the conference member that participates in multimedia conferencing, transmits file, do not take the bandwidth of server, alleviated the pressure of server greatly,, also can not influence shared effect even file is bigger;
Two, adopt the mode of P2P file-sharing, can realize that multiple spot downloads, make a conference member share or download required file, so, improved the speed of file-sharing greatly from other a plurality of conference members;
Three, adopt the mode of P2P file-sharing, WEB server in the multimedia conference system only need be done simple checking, the operation of file-sharing and download all is to carry out between the conference member that participates in multimedia conferencing, like this, when even server is busy, also can not have influence on the use of conference member; And shared and downloaded files all needs the checking by server, thereby has ensured the safety of file.
Description of drawings
Fig. 1 realizes the realization system schematic of file-sharing for the present invention utilizes the P2P technology;
Fig. 2 realizes the implementation method schematic flow sheet of file-sharing for the present invention utilizes the P2P technology.
Embodiment
Basic thought of the present invention is: utilize the P2P technology in multimedia conferencing, need the conference member of shared file or file in download to be verified by server earlier, after checking is passed through, can directly carry out sharing or download of file between conference member.
Here, described server comprises WEB server, P2P server; Described conference member is the user who participates in multimedia conferencing.
The present invention is described in more detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, utilize among the present invention system that the P2P technology realizes file-sharing by the WEB server (Svr, Server) 13, P2P Svr14, an above user side form; Further, user side is made up of WEB meeting control module 11 and P2P client 12; Here, described P2P Svr 14 can distinguish independent realization with WEBSvr 13, also can be realized by same station server.Wherein,
User side is used for 13 its P2P Svr 14 information that prestore of request to WEB Svr, and issues shared files or carry out the file download to P2P Svr 14 requests.
WEB meeting control module 11 is used for the information to WEB Svr 13 request P2P Svr 14;
Below by specific embodiment the effect of each several part is described, in the present embodiment, to comprise two user sides--user side A and user side B are example, and wherein, user side A will issue shared file, and user side B wants file in download.
With reference to structure shown in Figure 1, in the multimedia conferencing process, when user side A will issue shared file, the WEB meeting control module 11 of user side A is to the information of WEB Svr 13 its P2P Svr 14 that prestore of request, carry authorization information in the request, described authorization information comprises the identity information of conferencing information, user side A etc.After the authorization information of WEB Svr 13 checking user side A, return P2P Svr 14 information of carrying interim password to the WEB of user side A meeting control module 11; WEB meeting control module 11 sends the P2P Svr information of receiving to the P2P client 12 of user side A, P2P client 12 is issued shared files according to the P2PSvr information that receives to P2P Svr 14 requests, and carry the key (KEY) of the authorization information of self, interim password and shared file, whether the interim password of P2P Svr 14 checkings is correct, during password bad, return the information of authentication failed to P2P client 12; When password was correct, whether P2P Svr 14 was correct by the authorization information of WEB Svr 13 checking user side A.If returning checking, do not pass through WEB Svr 13, the request of P2P Svr 14 refusing user's end A issue shared file, and flow process finishes.Otherwise, if the verification passes, P2P Svr 14 agrees the request of user side A issue shared file, and writes down the publisher of this shared file, the KEY of shared file and the information such as meeting identification of the multimedia conferencing that user side A is participated in, the P2P client 12 issue shared files of user side A.After the WEB meeting control module 11 of user side A was received the result of issue shared file request success, the KEY of the shared file that user side A will be issued notified other user sides.
In the multimedia conferencing process, when user side B wanted file in download, the WEB meeting control module 11 of user side B was carried the authorization information of self to the information of WEB Svr 13 its P2P Svr 14 that prestore of request in the request.After the authorization information of WEB Svr 13 checking user side B, return the P2P Svr information of carrying interim password to the WEB of user side B meeting control module 11.The WEB meeting control module 11 of user side B sends P2P Svr information to the P2P client 12 of self, the P2P client 12 of user side B proposes download request according to the P2P Svr information that receives to P2P Svr 14, carries the KEY of the authorization information of self, interim password and shared file in the request.Whether the interim password of P2P Svr 14 checkings is correct, during password bad, return the information of authentication failed, refusing user's end B file in download, when password was correct, P2P Svr14 was by the authorization information of WEB Svr 13 checking user side B, if checking is not passed through, P2P Svr 14 returns to the information of P2P client 12 authentication faileds of user side B, refusing user's end B file in download.Otherwise, if the verification passes, the KEY of P2P Svr 14 checking shared files, if the KEY authentication failed of shared file, P2P Svr 14 returns the information of refusal download and gives user side B, if the KEY Information Authentication is passed through, allows user side B to download.User side B begins to download shared file to local, and according to the Download History of P2P Svr 14, this shared file can or a plurality ofly begin to download or download the user side that finishes and downloads from any one.After multimedia conferencing finished, WEB Svr 13 notice P2P Svr 14 certain multimedia conferencing finished the shared file information of P2P Svr 14 these multimedia conferencings of cleaning.
Among the present invention, described interim password can be set effective time limit as required, and such as 5 seconds, if conference member is not logined P2P Svr in 5 seconds, password must obtain the information of P2P Svr again with invalid to WEB Svr so.For security consideration, the generation of interim password can produce according to known arbitrarily method.
The KEY of shared file, conference member can draw by the mode of encryption key, but is not limited to this mode, must have this KEY just can pass through the purpose of checking as long as reach the conference member that needs to download.
Based on above system, during first user's request shared file, send issue shared file request and self information is sent to server to server and verify, after checking is passed through, notify second user; When second user asks file in download, send the file in download request, and self information is sent to server verify, after checking is passed through, can carry out the shared of file between first user and second user to server.Concrete, the present invention utilizes method that the P2P technology realizes file-sharing as shown in Figure 2, may further comprise the steps:
P2P Svr verifies whether interim password is correct, if interim password bad, then execution in step 203; If interim password is correct, then P2P Svr verifies authorization information to WEB Svr, if authorization information is incorrect, then execution in step 203; Otherwise, execution in step 204.
When any one second user needs file in download,, carry the authorization information of self in the request to the information of WEB Svr request P2P Svr.
Here, second user can have a plurality of, all can so long as participate in the conference member of current multimedia conferencing.
P2P Svr verifies the interim password that second user sends, if interim password bad, then execution in step 206; If interim password is correct, then P2P Svr verifies by WEB Svr whether the authorization information of second user transmission is correct, if authorization information is incorrect, then execution in step 206; If authorization information is correct, then P2P Svr verifies the KEY of the shared file that second user sends, if the KEY of shared file is incorrect, and execution in step 206; Otherwise, execution in step 207.
Here, can go to download to any one or more user places that finish or downloading, have required shared file that downloaded, to reach quick-downloading purpose.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1, a kind of system that utilizes point-to-point P2P technology to realize file-sharing is characterized in that this system comprises Web server WEB Svr, ptp services device P2P Svr and an above user side;
User side is used for asking its P2P Svr information that prestores to WEB Svr, and issues shared file or carry out the file download to P2P Svr request;
WEB Svr is used for P2P Svr information is offered user side, and the authorization information that P2P Svr sends is verified;
P2P Svr is used for the information that user side sends is verified, after checking is passed through, allows user side issue shared file or carries out the file download.
2, system according to claim 1 is characterized in that, described user side further comprises WEB meeting control module and P2P client; Wherein,
WEB meeting control module is used for the information to WEB Svr request P2P Svr;
The P2P client is used for sending the request of issue shared file or carrying out the file download request to P2P Svr, and is asking by verifying back issue shared file or carrying out file and download; The P2PSvr information that also is used for receiving sends to WEB meeting control module and shows.
3, system according to claim 2 is characterized in that, described WEB Svr sends to that the information of P2P Svr of user side is subsidiary an interim password;
Described P2P client is subsidiary interim password when P2P Svr request carrying out file-sharing or file download.
4, system according to claim 3 is characterized in that, described P2P client also carries the key K EY of authorization information, shared file when P2P Svr request carrying out file-sharing or file download; Wherein, described authorization information comprises the conferencing information of current multimedia conferencing, the identity information of user side.
5, system according to claim 1 is characterized in that, described WEB Svr and described P2P Svr are independent respectively to be realized, or is realized by same station server.
6, a kind of method of utilizing the P2P technology to realize file-sharing is characterized in that this method comprises:
When first user will issue shared file, ask its P2P Svr information that prestores to WEB Svr, WEBSvr verifies first user's authorization information, after checking is passed through, first user issues shared file according to P2P Svr information to the P2PSvr request, and the transmission relevant information is verified; After checking was passed through, first user notified the second user concurrent cloth shared file with the KEY of shared file;
When second user wants file in download, the P2P Svr information of asking it to prestore to WEB Svr, WEB Svr verifies second user's authorization information, after checking is passed through, second user asks file in download according to P2P Svr information to P2P Svr, and send relevant information and verify, after checking is passed through, the beginning file in download.
7, method according to claim 6 is characterized in that, described WEB Svr returns to subsidiaryly in first user or second user's the P2P Svr information has an interim password.
8, method according to claim 7, it is characterized in that, when first user will issue shared file, described P2P Svr is verified as relevant information: P2P Svr verifies first user's interim password earlier, after checking is passed through, P2P Svr verifies the authorization information that first user sends by WEB Svr, after checking is passed through, allow first user to issue shared file, and write down the KEY of meeting identification, shared file publisher and the shared file of the multimedia conferencing that first user participated in;
When second user wants file in download, described P2P Svr is verified as relevant information: P2P Svr verifies second user's interim password earlier, after checking is passed through, P2P Svr verifies the authorization information that second user sends by WEB Svr, after checking is passed through, continue the KEY of checking shared file again, checking by after return and allow the message downloaded.
9, method according to claim 6 is characterized in that, described second user begins file in download and is: from any one or a plurality ofly downloaded the user who finishes or downloading and carry out file and download.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100934316A CN101662496B (en) | 2009-09-21 | 2009-09-21 | System and method using point-to-point technology to realize file sharing |
| PCT/CN2010/073026 WO2011032393A1 (en) | 2009-09-21 | 2010-05-20 | System and method for implementing file sharing by utilizing peer to peer technology |
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| CN2009100934316A CN101662496B (en) | 2009-09-21 | 2009-09-21 | System and method using point-to-point technology to realize file sharing |
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| CN101662496A true CN101662496A (en) | 2010-03-03 |
| CN101662496B CN101662496B (en) | 2013-04-03 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011032393A1 (en) * | 2009-09-21 | 2011-03-24 | 中兴通讯股份有限公司 | System and method for implementing file sharing by utilizing peer to peer technology |
| CN102378046A (en) * | 2010-08-13 | 2012-03-14 | 国基电子（上海）有限公司 | Server and method for realizing sharing of audio and video programs of set top box by using same |
| CN102487390A (en) * | 2010-12-01 | 2012-06-06 | 中国电信股份有限公司 | System and method for realizing high-capacity media stream live broadcast on basis of peer-to-peer (P2P) technology |
| CN102739701A (en) * | 2011-04-06 | 2012-10-17 | 中国电信股份有限公司 | Access control method of media streams and peer-to-peer streaming media system |
| CN102957729A (en) * | 2011-08-26 | 2013-03-06 | 中国移动通信集团公司 | Equipment and method for multimedia conference audio and video transmission |
| CN103559221A (en) * | 2013-10-18 | 2014-02-05 | 北京奇虎科技有限公司 | Multi-media data processing method and device and browser |
| CN103685455A (en) * | 2012-09-13 | 2014-03-26 | 株式会社理光 | Information processing device and conference system |
| CN111506551A (en) * | 2020-04-02 | 2020-08-07 | 深圳市创维群欣安防科技股份有限公司 | Conference file extraction method and system and computer equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103561000B (en) * | 2013-10-18 | 2016-09-28 | 北京奇虎科技有限公司 | A kind of carry out the method for multimedia authentication, device and browser |
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| US7769881B2 (en) * | 2003-01-24 | 2010-08-03 | Hitachi, Ltd. | Method and apparatus for peer-to peer access |
| JP4490743B2 (en) * | 2004-06-24 | 2010-06-30 | 株式会社日立製作所 | File sharing system, file sharing management server and client device |
| US7165050B2 (en) * | 2004-09-20 | 2007-01-16 | Aaron Marking | Media on demand via peering |
| CN101132272B (en) * | 2006-08-23 | 2010-07-28 | 中国科学院计算技术研究所 | System supporting downloading and using of distributed encrypted document |
| CN101068245B (en) * | 2007-03-30 | 2011-07-06 | 腾讯科技（深圳）有限公司 | Shared file issuing and downloading method and file sharing control system |
| CN101662496B (en) * | 2009-09-21 | 2013-04-03 | 中兴通讯股份有限公司 | System and method using point-to-point technology to realize file sharing |
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- 2010-05-20 WO PCT/CN2010/073026 patent/WO2011032393A1/en active Application Filing
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| WO2011032393A1 (en) * | 2009-09-21 | 2011-03-24 | 中兴通讯股份有限公司 | System and method for implementing file sharing by utilizing peer to peer technology |
| CN102378046A (en) * | 2010-08-13 | 2012-03-14 | 国基电子（上海）有限公司 | Server and method for realizing sharing of audio and video programs of set top box by using same |
| CN102487390B (en) * | 2010-12-01 | 2015-05-20 | 中国电信股份有限公司 | System and method for realizing high-capacity media stream live broadcast on basis of peer-to-peer (P2P) technology |
| CN102487390A (en) * | 2010-12-01 | 2012-06-06 | 中国电信股份有限公司 | System and method for realizing high-capacity media stream live broadcast on basis of peer-to-peer (P2P) technology |
| CN102739701B (en) * | 2011-04-06 | 2016-05-25 | 中国电信股份有限公司 | Media Stream access control method and reciprocity stream media system |
| CN102739701A (en) * | 2011-04-06 | 2012-10-17 | 中国电信股份有限公司 | Access control method of media streams and peer-to-peer streaming media system |
| CN102957729A (en) * | 2011-08-26 | 2013-03-06 | 中国移动通信集团公司 | Equipment and method for multimedia conference audio and video transmission |
| CN102957729B (en) * | 2011-08-26 | 2015-11-25 | 中国移动通信集团公司 | A kind of multimedia conferencing audio/video transmission method and equipment |
| CN103685455A (en) * | 2012-09-13 | 2014-03-26 | 株式会社理光 | Information processing device and conference system |
| US9753888B2 (en) | 2012-09-13 | 2017-09-05 | Ricoh Company, Ltd. | Information processing device and conference system |
| CN103559221A (en) * | 2013-10-18 | 2014-02-05 | 北京奇虎科技有限公司 | Multi-media data processing method and device and browser |
| CN103559221B (en) * | 2013-10-18 | 2017-08-25 | 北京奇虎科技有限公司 | A kind of method, device and browser for carrying out multimedia-data procession |
| CN111506551A (en) * | 2020-04-02 | 2020-08-07 | 深圳市创维群欣安防科技股份有限公司 | Conference file extraction method and system and computer equipment |
| CN111506551B (en) * | 2020-04-02 | 2024-04-02 | 深圳创维数字技术有限公司 | Conference file extraction method, system and computer equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011032393A1 (en) | 2011-03-24 |
| CN101662496B (en) | 2013-04-03 |
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