CN101631141A - P2P system and network resource management method in same - Google Patents
P2P system and network resource management method in same Download PDFInfo
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- CN101631141A CN101631141A CN200910109465A CN200910109465A CN101631141A CN 101631141 A CN101631141 A CN 101631141A CN 200910109465 A CN200910109465 A CN 200910109465A CN 200910109465 A CN200910109465 A CN 200910109465A CN 101631141 A CN101631141 A CN 101631141A
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Abstract
The invention is suitable for the communication field and provides a P2P system, a network resource management method in the same, a seed server and clients. The P2P system comprises the seed server, at least one seed client and at least one non-seed client, wherein the seed client is used for sending report information to the seed server according to preset report conditions; the seed server is used for updating seed resource information according to the received report information and sending a resource-obtaining instruction to the non-seed client when a seed client number needs to be expanded; and the non-seed client obtains a corresponding resource from the corresponding seed client according to the received resource-obtaining instruction. The P2P system provided by the embodiment of the invention has small needed bandwidth, low implementation cost and high downloading speed.
Description
Technical field
The invention belongs to the communications field, relate in particular to method for managing network resource, seed server and client in a kind of P2P system, the P2P system.
Background technology
Along with enriching constantly of edge network information, traditional client/server (Client/Server in the Internet, C/S) pattern gradually by equity (peer to peer, P2P) communication pattern replaces, the P2P pattern is the inevitable choice that distributed magnanimity information is served.From computation schema, P2P has broken traditional C/S model, in the P2P working method, the status of each node in network all is reciprocity, each node had both served as server, for other nodes provide service, also enjoy simultaneously the service that other nodes provide, promptly each node be client be again server.
But, in the existing P2P network, can provide the resource of download may concentrate on certain several node, at this moment, when another one can provide the node request respective resources of downloaded resources, can consume the bandwidth that this is requested node at certain node.And, when a plurality of nodes simultaneously in the time providing the node request resource of downloaded resources for one, required bandwidth is big, realize cost height, slow, the poor user experience of speed of download.
Summary of the invention
The embodiment of the invention is intended to solve the problem that prior art exists, and a kind of P2P is provided system, and required bandwidth is little, realize that cost is low, downloaded resources speed is fast, user experience is excellent.
The embodiment of the invention is achieved in that a kind of P2P system, and described system comprises seed server, at least one seed client and at least one non-seed client;
Described seed client is used for sending report information according to default report condition to described seed server, and described report information comprises the resource identification of described seed client clients corresponding sign and seed client institute storage resources correspondence;
Described seed server is used for according to the report information updating seed resource information that receives, and in needs expansion seed client quantity, sending the resource acquisition instruction to non-seed client, described resource acquisition instruction comprises resource identification and seed client clients corresponding sign;
Described non-seed client is obtained corresponding resource according to the resource acquisition instruction that receives to the respective seed client.
Another purpose of the embodiment of the invention is to provide the method for managing network resource in a kind of P2P system, and described method comprises the steps:
Seed client sends report information according to default report condition to seed server, and described report information comprises the resource identification of described seed client clients corresponding sign and seed client institute storage resources correspondence;
Seed server is according to the report information updating seed resource information that receives, and in needs expansion seed client quantity, sending the resource acquisition instruction to non-seed client, described resource acquisition instruction comprises resource identification and seed client clients corresponding sign;
Non-seed client is obtained corresponding resource according to the resource acquisition instruction that receives to the respective seed client.
Another purpose of the embodiment of the invention is to provide a kind of seed server, and described server comprises:
The seed resource updating block is used to receive the report information that seed client sends, and according to the resource identification of respective seed client correspondence in the report information updating seed resource information that receives;
Judging unit, whether the quantity of seed client that is used for judging each resource of storage according to the default time interval and seed resource information is greater than default seed number critical value, and the output judged result is the resource identification of each resource correspondence not; And
The seed extension snap-in, be used for sending the resource acquisition instruction according to each resource identification and the described seed resource information of the output of described judging unit to non-seed client, described resource acquisition instruction comprises each resource identification that receives and the client identification of corresponding seed client.
Another purpose of the embodiment of the invention is to provide a kind of client, and described client comprises:
Resource is reported the unit, is used for sending report information according to default report condition to seed server, and report information comprises the resource identification of described client clients corresponding sign and client institute storage resources correspondence; And
The resource acquisition unit, be used to receive the resource acquisition instruction that seed server sends, and obtain corresponding resource to relative client according to the resource acquisition that receives instruction, the resource acquisition instruction comprises resource identification and stores this resource client clients corresponding sign.
In embodiments of the present invention, initiatively report the information of its storage resources to seed server by seed client, seed server sends the resource acquisition instruction to non-seed client in needs expansion seed client quantity, quantity with the expansion seed client, realized a kind of P2P system, seed server and each seed client, the required bandwidth of non-seed client are little, realize that cost is low, downloaded resources speed is fast, user experience is excellent.
Description of drawings
Fig. 1 is the structural representation of the P2P system that provides of the embodiment of the invention;
Fig. 2 is the structural representation of the seed server that provides of the embodiment of the invention;
Fig. 3 is the realization flow figure of the method for managing network resource in the P2P system that provides of the embodiment of the invention;
Fig. 4 is the structural representation of the client that provides of the embodiment of the invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In embodiments of the present invention, initiatively report the information of its storage resources to seed server by client, seed server judges whether the quantity of the seed client of needs extension storage respective resources according to the default time interval, and according to the seed client quantity of judged result extension storage respective resources.
Fig. 1 shows the structure of the P2P system that the embodiment of the invention provides, and only shows the part relevant with the embodiment of the invention for convenience of explanation, and this P2P system comprises seed server, at least one seed client, at least one non-seed client, wherein:
Wherein, seed client 101 is two physics clients of relative a certain resources definition with non-seed client 103, the physics client that stores this resource is a seed client 101, not storing the physics client of this resource and be non-seed client 102, is that the physics client of seed client 101 can be same physics client with the physics client that is non-seed client 103 with respect to another resource with respect to a certain resource.And, can store multiple resource on the same physics client.Seed server 102 and each seed client 101, connect for P2P between each non-seed client 103, they all are the node of P2P system, each node in the P2P system can be positioned at same city or different cities on the region, can adopt (the Internet Data Center of identical or different Internet data center, IDC), telecommunications for example, Netcom etc., seed server 102 and each seed client 101, each non-seed client 103 can adopt same type or networks of different type, for example directly connects public network, firewall restriction is arranged, connect router, in the local area network (LAN) to outer visit etc.In addition, non-seed client 103 can be downloaded respective resources to corresponding seed client 101 in pure P2P mode,
As shown in Figure 2, seed server 102 specifically comprises:
Seed resource updating block 1021 receives the report information that seed client 101 sends, and according to the resource identification of respective seed client correspondence in the report information updating seed resource information that receives.Seed resource information is put down in writing each seed client 101 stored resource in this P2P system, in specific implementation, can adopt form stores, comprise client identification and corresponding resource identification, this seed resource information can be stored in the seed server, or is stored in other databases, memory, database, server or the terminal etc.
Seed extension snap-in 1023, each resource identification and seed resource information according to judging unit 1022 output send the resource acquisitions instruction to non-seed client 103, and the resource acquisition instruction comprises each resource identification that receives and the client identification of corresponding seed client.Here, seed extension snap-in 1023 is according to each resource identification that receives, divide the client identification that is clipped to the corresponding seed client of inquiry in the seed resource information, the quantity of the client identification that statistical query arrives, send the resource acquisition instruction to one or more non-seed client 103 that do not store this resource, this resource acquisition instruction comprises the client identification of this resource identification and corresponding seed client.Wherein, send poor that the quantity of resource acquisitions instruction can be for the quantity of seed number critical value and the client identification that counts on to non-seed client 103.
Certainly, in order need to judge whether the seed amount of each resource of expansion more accurately, as a preferred embodiment of the present invention, seed server 102 also determines whether the quantity of needs expansion seed client according to the network information of seed client and/or resource identification, the seed number critical value that different client network information and/or resource identification are corresponding identical or different, the i.e. quantity that also judges whether needs expansion seed client of judging unit 1022 in the seed server 102 according to the network information and/or the resource identification of seed client.
Like this, also store the network information of seed client in seed server 102 or other databases, memory, the server etc., identical or different seed number critical value can be set at the network information of different seed client, and the network information comprises one or more among IDC, network type of region, employing etc.For example, corresponding to the seed client 101 of city with IDC, the value of seed number critical value is directly proportional with demand to this resource, demand to this resource is big more, then Dui Ying seed number critical value should be big more, and generally speaking, the seed number critical value can get 8, as long as the same city of certain resource identification correspondence less than this critical value, then needs to expand the quantity of the seed client 101 of this resource with seed client 101 quantity of IDC; The seed client 101 of different network type, different seed number critical values can be set respectively, the value of seed number critical value is with relevant to the quantity of physics client in the demand of this resource and the current P2P system, generally speaking, directly the value of the seed number critical value of the network type of connection public network is greater than the value of the seed number critical value of the network type that has connect router, and the value of seed number critical value of network type that has connect router is greater than the value of the seed number critical value of the network type that firewall restriction is arranged, and the value of concrete critical value need be calculated according to concrete resource environment.For example, when the quantity of physics client is 1W, generally can disposes 10 and be the seed number critical value.
Certainly, also can be at the default different seed number critical value of different resource identifications, to satisfy the requirement of different demands and environment to the seed number of certain resource.Further, seed server 102 can be provided with different seed number critical values with resource identification at the network information of different seed client.
Further, quantity for fear of the seed client of storing certain resource is too much, seed server 102 can also be provided with different seed client quantity maximums at the network information and/or the resource identification of different seed client, with the restricted number of seed client of certain resource of storage in its corresponding maximum, peaked choosing with demand to this storage resources is directly proportional, and the big more maximum of then choosing of demand should be big more.
Can satisfy the needs of expansion seed client for the quantity that guarantees the non-seed client of each resource correspondence in the P2P system, as another preferred embodiment of the present invention, the quantity of idle non-seed client 103 in Preset Time of a certain resource correspondence must satisfy following formula:
Wherein, ICount is the quantity of idle non-seed client 102 in Preset Time of this resource correspondence, promptly in Preset Time, do not upload and/or the quantity of the non-seed client 102 of downloading task, RCount needs the total quantity of this resource for the P2P system, R is the seed number critical value of this resource correspondence, ACount is the total quantity of energy storage resources in each seed client 101 or the non-seed client 103, and the unit of these total quantitys, critical value is individual.Certainly, know that in order to make seed server 102 each seed client 101 and non-seed client 103 upload and the downloading task situation, each seed client 101 and non-seed client 103 regularly report it to upload situation with downloading task to seed server 102.
For example, the total quantity of the resource that the P2P system needs is 10w, the multipotency of each seed client 101 or non-seed client 103 is preserved 10 different resources, the seed number critical value is 10, then require not store this resource idle non-seed client 103 quantity must be greater than 10w in Preset Time.
Fig. 3 shows the realization flow of the method for managing network resource in the P2P system that the embodiment of the invention provides, and details are as follows:
In step S301, seed client sends report information according to default report condition to seed server, and this report information comprises the resource identification of this seed client clients corresponding sign and seed client institute storage resources correspondence;
In step S302, seed server is according to the report information updating seed resource information that receives, and in needs expansion seed client quantity, sending the resource acquisition instruction to non-seed client, this resource acquisition instruction comprises resource identification and seed client clients corresponding sign;
In step S303, non-seed client is obtained corresponding resource according to the resource acquisition instruction that receives to the respective seed client.
Wherein, seed server send the report condition of report information can be for regularly triggering, combine etc. according to storage resources change triggers or this dual mode; The default seed number critical value of seed server basis determines whether the quantity of needs expansion seed client, and its specific implementation repeats no more as mentioned above.
In order need to judge whether the seed amount of each resource of expansion more accurately, as a preferred embodiment of the present invention, seed server also determines whether the quantity of needs expansion seed client according to the network information of seed client and/or resource identification, the seed number critical value that different client network information and/or resource identification are corresponding identical or different, its specific implementation repeats no more as mentioned above.
Can satisfy the needs of expansion seed client for the quantity that guarantees the non-seed client of each resource correspondence in this P2P system, as another preferred embodiment of the present invention, the quantity of idle non-seed client 103 in Preset Time of a certain resource correspondence must satisfy following formula:
Wherein, ICount is idle non-seed client 102 quantity in Preset Time of this resource correspondence, RCount needs the total quantity of this resource for the P2P system, R is the seed number critical value of this resource correspondence, ACount is the total quantity of energy storage resources in each seed client 101 or the non-seed client 103, the unit of these total quantitys, critical value is individual, and its specific implementation repeats no more as mentioned above.
One of ordinary skill in the art will appreciate that, realize that all or part of step in the foregoing description method is to instruct relevant hardware to finish by program, described program can be in being stored in a computer read/write memory medium, described storage medium, as ROM/RAM, disk, CD etc., this program is used for carrying out following steps:
Seed client sends report information according to default report condition to seed server, and this report information comprises the resource identification of this seed client clients corresponding sign and seed client institute storage resources correspondence;
Seed server is according to the report information updating seed resource information that receives, and in needs expansion seed client quantity, sending the resource acquisition instruction to non-seed client, this resource acquisition instruction comprises resource identification and seed client clients corresponding sign;
Non-seed client is obtained corresponding resource according to the resource acquisition instruction that receives to the respective seed client.
Fig. 4 shows the structure of the client that the embodiment of the invention provides, and only shows the part relevant with the embodiment of the invention for convenience of explanation, wherein:
Resource is reported unit 401, sends report information according to default report condition to seed server, and report information comprises the resource identification of resource report unit 401 clients corresponding sign and client institute storage resources correspondence.Resource report unit 401 send the report condition of report information can be for regularly triggering, combine etc. according to storage resources change triggers or this dual mode.Adopt when regularly triggering, according to the actual requirements and the environment of affiliated P2P system determine time interval of regularly triggering, for example, this time interval was generally 3 minutes; According to the storage resources change triggers, then, promptly trigger to seed server and send report information as long as the resource of client stores changes, adopt this mode to be convenient to seed server immediate updating seed resource information.But,, can be set to the just triggering that in storage resources changes the back certain hour, all do not change again if when the change in resources of certain client stores is too fast.
Resource acquisition unit 402, receive the resource acquisition instruction that seed server sends, and obtain corresponding resource to relative client according to the resource acquisition that receives instruction, the resource acquisition instruction comprises resource identification and stores this resource client clients corresponding sign.Resource acquisition unit 402 can instruct according to the resource acquisition that receives, and client identification clients corresponding downloaded resources is obtained the resource of resource identification correspondence in the instruction in instructing to resource acquisition in pure P2P mode.
In embodiments of the present invention, initiatively report the information of its storage resources to seed server by seed client, seed server sends the resource acquisition instruction to non-seed client in needs expansion seed client quantity, quantity with the expansion seed client, realized a kind of P2P system, seed server and each seed client, the required bandwidth of non-seed client are little, realize that cost is low, downloaded resources speed is fast, user experience is excellent.
And, can be at the network information and/or the different seed number critical value of resources definition of different seed client, to satisfy the requirement of different needs and environment to seed number.
The above only is preferred embodiment of the present invention, not in order to restriction 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 (14)
1, a kind of P2P system is characterized in that described system comprises seed server, at least one seed client and at least one non-seed client;
Described seed client is used for sending report information according to default report condition to described seed server, and described report information comprises the resource identification of described seed client clients corresponding sign and seed client institute storage resources correspondence;
Described seed server is used for according to the report information updating seed resource information that receives, and in needs expansion seed client quantity, sending the resource acquisition instruction to non-seed client, described resource acquisition instruction comprises resource identification and seed client clients corresponding sign;
Described non-seed client is obtained corresponding resource according to the resource acquisition instruction that receives to the respective seed client.
2, the system as claimed in claim 1, it is characterized in that, the default seed number critical value of described seed server basis determines whether the quantity of needs expansion seed client, and the report condition that described seed client sends report information triggers, combines according to storage resources change triggers or this dual mode for timing.
3, system as claimed in claim 2 is characterized in that, described seed server comprises:
The seed resource updating block is used to receive the report information that described seed client sends, and according to the resource identification of respective seed client correspondence in the report information updating seed resource information that receives;
Judging unit, whether the quantity of seed client that is used for judging each resource of storage according to the default time interval and seed resource information is greater than default seed number critical value, and the output judged result is the resource identification of each resource correspondence not; And
The seed extension snap-in is used for sending the resource acquisition instruction according to each resource identification and the described seed resource information of described judging unit output to non-seed client.
4, system as claimed in claim 2 is characterized in that, the quantity of idle described non-seed client satisfies following formula in Preset Time:
Wherein, ICount is the quantity of the non-seed client of free time in Preset Time, RCount is the total quantity of the resource that needs of described P2P system, and R is described seed number critical value, and ACount be the total quantity of each seed client or non-seed client energy storage resources.
5, the method for managing network resource in a kind of P2P system is characterized in that described method comprises the steps:
Seed client sends report information according to default report condition to seed server, and described report information comprises the resource identification of described seed client clients corresponding sign and seed client institute storage resources correspondence;
Seed server is according to the report information updating seed resource information that receives, and in needs expansion seed client quantity, sending the resource acquisition instruction to non-seed client, described resource acquisition instruction comprises resource identification and seed client clients corresponding sign;
Non-seed client is obtained corresponding resource according to the resource acquisition instruction that receives to the respective seed client.
6, method as claimed in claim 5, it is characterized in that, the default seed number critical value of described seed server basis determines whether the quantity of needs expansion seed client, and the report condition that described seed client sends report information triggers, combines according to storage resources change triggers or this dual mode for timing.
7, method as claimed in claim 6, it is characterized in that, described seed server also determines whether the quantity of needs expansion seed client, the seed number critical value that different client network information and/or resource identification are corresponding identical or different according to the network information of seed client and/or resource identification.
8, method as claimed in claim 7 is characterized in that, described client network information comprises one or more in the Internet data center, network type of region, employing.
9, method as claimed in claim 6 is characterized in that, the quantity of idle described non-seed client satisfies following formula in Preset Time:
Wherein, ICount is the quantity of the non-seed client of free time in Preset Time, RCount is the total quantity of the resource that needs of described P2P system, and R is described seed number critical value, and ACount be the total quantity of each seed client or non-seed client energy storage resources.
10, a kind of seed server is characterized in that, described server comprises:
The seed resource updating block is used to receive the report information that seed client sends, and according to the resource identification of respective seed client correspondence in the report information updating seed resource information that receives;
Judging unit, whether the quantity of seed client that is used for judging each resource of storage according to the default time interval and seed resource information is greater than default seed number critical value, and the output judged result is the resource identification of each resource correspondence not; And
The seed extension snap-in, be used for sending the resource acquisition instruction according to each resource identification and the described seed resource information of the output of described judging unit to non-seed client, described resource acquisition instruction comprises each resource identification that receives and the client identification of corresponding seed client.
11, server as claimed in claim 10, it is characterized in that, described judging unit also judges whether the quantity of needs expansion seed client, the seed number critical value that different client network information and/or resource identification are corresponding identical or different according to the network information of seed client and/or resource identification.
12, server as claimed in claim 11 is characterized in that, described client network information comprises one or more in the Internet data center, network type of region, employing.
13, a kind of client is characterized in that, described client comprises:
Resource is reported the unit, is used for sending report information according to default report condition to seed server, and report information comprises the resource identification of described client clients corresponding sign and client institute storage resources correspondence; And
The resource acquisition unit, be used to receive the resource acquisition instruction that seed server sends, and obtain corresponding resource to relative client according to the resource acquisition that receives instruction, the resource acquisition instruction comprises resource identification and stores this resource client clients corresponding sign.
14, client as claimed in claim 13 is characterized in that, described resource is reported the unit and sent the report condition of report information for regularly triggering, combining according to storage resources change triggers or this dual mode.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102413155A (en) * | 2010-09-21 | 2012-04-11 | 腾讯科技（深圳）有限公司 | Data transmission method and system |
| CN103077174A (en) * | 2011-10-26 | 2013-05-01 | 百度在线网络技术（北京）有限公司 | Concurrent resource updating method and equipment |
| WO2017107461A1 (en) * | 2015-12-21 | 2017-06-29 | 乐视控股（北京）有限公司 | Method, apparatus and system for connecting p2p network nodes |
| CN108156257A (en) * | 2018-01-17 | 2018-06-12 | 北京奇艺世纪科技有限公司 | A kind of information-pushing method and device |
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| CN100527672C (en) * | 2005-09-02 | 2009-08-12 | 腾讯科技（深圳）有限公司 | Network communication system and method realizing file downloading |
| CN100452741C (en) * | 2006-06-29 | 2009-01-14 | 腾讯科技（深圳）有限公司 | Expandable P2P flow media system |
| CN101136911B (en) * | 2006-08-31 | 2010-12-15 | 腾讯科技（深圳）有限公司 | Method to download files using P2P technique and P2P download system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102413155A (en) * | 2010-09-21 | 2012-04-11 | 腾讯科技（深圳）有限公司 | Data transmission method and system |
| CN102413155B (en) * | 2010-09-21 | 2014-06-18 | 腾讯科技（深圳）有限公司 | Data transmission method and system |
| CN103077174A (en) * | 2011-10-26 | 2013-05-01 | 百度在线网络技术（北京）有限公司 | Concurrent resource updating method and equipment |
| CN103077174B (en) * | 2011-10-26 | 2018-02-23 | 百度在线网络技术（北京）有限公司 | A kind of concurrent resource regeneration method and equipment |
| WO2017107461A1 (en) * | 2015-12-21 | 2017-06-29 | 乐视控股（北京）有限公司 | Method, apparatus and system for connecting p2p network nodes |
| CN108156257A (en) * | 2018-01-17 | 2018-06-12 | 北京奇艺世纪科技有限公司 | A kind of information-pushing method and device |
| CN108156257B (en) * | 2018-01-17 | 2021-01-08 | 北京奇艺世纪科技有限公司 | Information pushing method and device |
| CN113364877A (en) * | 2021-06-11 | 2021-09-07 | 北京百度网讯科技有限公司 | Data processing method, device, electronic equipment and medium |
| CN113364877B (en) * | 2021-06-11 | 2022-10-11 | 北京百度网讯科技有限公司 | Data processing method, device, electronic equipment and medium |
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| CN101631141B (en) | 2012-07-04 |
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