CN101610289A - The methods, devices and systems of data download and node - Google Patents

The methods, devices and systems of data download and node Download PDF

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Publication number
CN101610289A
CN101610289A CNA2009101576296A CN200910157629A CN101610289A CN 101610289 A CN101610289 A CN 101610289A CN A2009101576296 A CNA2009101576296 A CN A2009101576296A CN 200910157629 A CN200910157629 A CN 200910157629A CN 101610289 A CN101610289 A CN 101610289A
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CN
China
Prior art keywords
seed
described
node
new
download
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CNA2009101576296A
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Chinese (zh)
Inventor
华有为
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腾讯科技(深圳)有限公司
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Priority to CNA2009101576296A priority Critical patent/CN101610289A/en
Publication of CN101610289A publication Critical patent/CN101610289A/en

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network-specific arrangements or communication protocols supporting networked applications
    • H04L67/10Network-specific arrangements or communication protocols supporting networked applications in which an application is distributed across nodes in the network
    • H04L67/104Network-specific arrangements or communication protocols supporting networked applications in which an application is distributed across nodes in the network for peer-to-peer [P2P] networking; Functionalities or architectural details of P2P networks
    • H04L67/1074Network-specific arrangements or communication protocols supporting networked applications in which an application is distributed across nodes in the network for peer-to-peer [P2P] networking; Functionalities or architectural details of P2P networks for supporting resource transmission mechanisms
    • H04L67/1076Resource dissemination mechanisms or network resource keeping policies for optimal resource availability in the overlay network

Abstract

The invention discloses a kind of methods, devices and systems and node of data download, belong to computer network communication field.Described method comprises: data download from current seed, and whether the total quantity of judging described current seed is less than default seed amount threshold value; When judged result is the total quantity of described current seed during less than described default seed amount threshold value, indicate described current seed expansion new seed; Obtain the information of new seed; From described new seed and described current seed, download described data simultaneously.Described device comprises: judge module, indicating module, first acquisition module and download module.Described system comprises: the node requestor; Described node comprises: receiver module and acquisition module.The present invention transmits in real time to download by seed and expands new seed, makes seed amount to expand in real time, can improve speed of download apace, has saved download time, has greatly promoted user experience.

Description

The methods, devices and systems of data download and node

Technical field

The present invention relates to computer network communication field, particularly the methods, devices and systems of data download and node.

Background technology

Along with the development of computer network communication, the mode of data download is progressive constantly, and the speed of data download is more and more faster.P2P (Peer to Peer, point-to-point) to download be one of online popular at present downloading mode, it is to download by the mode of seed that P2P downloads, detailed process is as follows: as the node requestor node of data download (request) when needing data download, to server lookup seed (containing the node that the node requestor needs data downloaded); Seed is arrived in server lookup, and returns seed message to the node requestor; The node requestor receives seed message, data download from seed, and seed amount is many more, and the speed of data download will be fast more.

Yet in realizing process of the present invention, the inventor finds that there is following problem at least in prior art:

The seed amount that gets access to as the node requestor more after a little while, the node requestor is difficult to obtain speed of download faster.

Summary of the invention

In order to improve the speed of data download, the embodiment of the invention provides a kind of methods, devices and systems and node of data download.Described technical scheme is as follows:

On the one hand, the embodiment of the invention provides a kind of method of data download, and described method comprises:

Data download from current seed, and whether the total quantity of judging described current seed is less than default seed amount threshold value;

When judged result is the total quantity of described current seed during less than described default seed amount threshold value, indicate described current seed expansion new seed;

Obtain the information of new seed;

From described new seed and described current seed, download described data simultaneously.

Further, after the described current seed expansion new seed of described indication, also comprise:

Described current seed receives the indication of expansion new seed;

Described current seed obtains idle node, and indicates described idle node to download described data from described current seed, makes described idle node become new seed.

Further, described current seed obtains idle node, is specially:

Described current seed self inquiry also obtains idle node; And/or

Described current seed is by server lookup and obtain idle node.

Further, the described information of obtaining new seed is specially:

Obtain the information of new seed from server;

Or obtain the information of new seed from described current seed;

Or obtain the information of new seed from described new seed.

On the one hand, the embodiment of the invention provides a kind of device of data download, and described device comprises:

Judge module is used for from current seed data download, and whether the total quantity of judging described current seed is less than default seed amount threshold value;

Indicating module, the total quantity that is used for judged result when described judge module and is described current seed are indicated described current seed expansion new seed during less than described default seed amount threshold value;

First acquisition module is used for obtaining the information of new seed after described indicating module is indicated described current seed expansion new seed;

Download module is used for after described first acquisition module obtains the information of new seed, downloads described data simultaneously from described new seed and described current seed.

Further, described first acquisition module specifically is used for obtaining the information of new seed from server after described indicating module is indicated described current seed expansion new seed;

Or described first acquisition module, specifically be used for after described indicating module is indicated described current seed expansion new seed, obtaining the information of new seed from described current seed;

Or described first acquisition module, specifically be used for after described indicating module is indicated described current seed expansion new seed, obtaining the information of new seed from described new seed.

On the one hand, the embodiment of the invention provides a kind of system of data download, and described system comprises:

The node requestor is used for from current seed data download, and whether the total quantity of judging described current seed is less than default seed amount threshold value; When judged result is the total quantity of described current seed during less than described default seed amount threshold value, indicate described current seed expansion new seed; Obtain the information of new seed; From described new seed and described current seed, download described data simultaneously.

Further, described system also comprises:

Described current seed is used to receive the indication of expansion new seed; Obtain idle node, and indicate described idle node from described current seed, to download described data;

Described idle node is used for receiving the indication of downloading described data from described current seed, downloads described data from described current seed, becomes new seed.

Further, described current seed specifically is used for inquiry and obtains idle node; And/or

Described current seed specifically is used for by server lookup and obtains idle node.

On the one hand, the embodiment of the invention provides a kind of node, and described node comprises:

Receiver module is used to receive the indication of expansion new seed;

Acquisition module is used for obtaining idle node, and indicating described idle node data download from described node after described receiver module receives the indication of expansion new seed, makes described idle node become new seed.

Further, described acquisition module specifically is used for inquiry and obtains idle node; And/or

Described acquisition module specifically is used for by server lookup and obtains idle node.

The beneficial effect of the technical scheme that the embodiment of the invention provides is:

Transmit download in real time by seed and expand new seed, make seed amount to expand in real time, can improve speed of download apace, saved download time, greatly promoted user experience; And, expand new seed by seed, increased the seed utilance; In addition, seed amount expands in real time, need not server and participates in, and does not need additionally to increase the server burden.

Description of drawings

Fig. 1 is the method flow diagram of a kind of data download of providing of the embodiment of the invention 1;

Fig. 2 is a kind of system architecture schematic diagram that the embodiment of the invention 2 provides;

Fig. 3 is the method flow diagram of a kind of data download of providing of the embodiment of the invention 2;

Fig. 4 is the apparatus structure schematic diagram of a kind of data download of providing of the embodiment of the invention 3;

Fig. 5 is the system configuration schematic diagram of a kind of data download of providing of the embodiment of the invention 4;

Fig. 6 is the structural representation of a kind of node of providing of the embodiment of the invention 5.

Embodiment

For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.

Embodiment 1

Referring to Fig. 1, the embodiment of the invention provides a kind of method of data download, and this method comprises:

101: data download from current seed, and whether the total quantity of judging current seed is less than default seed amount threshold value;

102:, indicate current seed expansion new seed when judged result is the total quantity of current seed during less than default seed amount threshold value;

103: the information of obtaining new seed;

104: data download from new seed and current seed simultaneously.

Further, indicate after the current seed expansion new seed, also comprise:

Current seed receives the indication of expansion new seed;

Current seed obtains idle node, and indication idle node data download from current seed, makes idle node become new seed.

Further, current seed obtains idle node, is specially:

Current seed self inquiry obtains idle node; And/or

Current seed obtains idle node by server lookup.

Further, the information of obtaining new seed is specially:

Obtain the information of new seed from server;

Or obtain the information of new seed from current seed;

Or obtain the information of new seed from new seed.

The described method of the embodiment of the invention is transmitted download in real time by seed and is expanded new seed, makes seed amount to expand in real time, can improve speed of download apace, has saved download time, has greatly promoted user experience; And, expand new seed by seed, increased the seed utilance; In addition, seed amount expands in real time, need not server and participates in, and does not need additionally to increase the server burden.

Embodiment 2

Referring to Fig. 2, a kind of system architecture schematic diagram that provides for the embodiment of the invention, node (node 1, the node 2 in seed requestor A, seed 1 and the network wherein ... node N) link to each other with server respectively, the method for describing the data download that the embodiment of the invention provides in detail below in conjunction with Fig. 2 specifically is a data download how.Referring to Fig. 3, the embodiment of the invention provides a kind of method of data download, and this method comprises:

201: node requestor A needs data download B, so to the information of server lookup seed (node that promptly contains data B).

Particularly, information to the server lookup seed, can inquire about by sending query messages to server, wherein carry the information that the node requestor needs data downloaded in the query messages, for example: node requestor A needs data download B in the present embodiment, then carries the information of data B in the query messages.In addition, can also inquire about by querying method of the prior art.

202: server lookup is returned the information of seed to the information of seed to node requestor A.

Wherein, the information of seed comprises the sign of seed, the network type of seed, the information such as IP address of seed.And if node requestor A inquires about by sending query messages to server in the step 201, then this step is specifically as follows: server receives query messages, and inquire the node that contains data B according to query messages, return Query Result message to node requestor A then; Wherein, carry the information of the seed that server lookup arrives in the Query Result message.The seed that inquires has a lot of, also may have only seldom several, and present embodiment is established and inquired a seed is seed 1, but not as restriction.

203: the node requestor receives the information of seed, data download B from seed, and whether the total quantity of judging seed less than default seed amount threshold value, if less than, then carry out 204; Otherwise, carry out 207.

Wherein, the total quantity of seed is the summation of the number of the seed that obtains of node requestor; Default seed amount threshold value can be provided with according to node requestor's actual conditions and empirical value.

Need to prove, after the node requestor receives the information of seed, can get access to the sign of seed, the network type of seed, the information such as IP address of seed,, set up with seed and to get in touch according to these information, thus from seed data download B.

204: the node requestor indicates seed expansion new seed.

Particularly, when the node requestor indicates seed expansion new seed, can be undertaken by the mode that sends message, signal or instruction to seed.For example: can send expansion seed amount message to seed, in expansion seed amount message, carry corresponding identifier and pass on existing seed amount deficiency, can't satisfy the requirement of node requestor data download, indicate existing seed to expand new seed.For example: can represent existing seed amount deficiency by in expansion seed amount message, carrying " 1 ", indicate existing seed to expand; Carry " 0 " and represent that existing seed amount is sufficient in expansion seed amount message, existing seed does not need to expand.

205: seed receives the indication of expansion new seed, the expansion new seed.

Particularly, seed receives the indication of expansion new seed; Seed obtains idle node, and indication idle node data download B from this seed; Idle node receives the indication of data download B from this seed, and data download B becomes new seed.Wherein, idle node is meant that the total flow of data download that this node is current and upstream data is less than default flow threshold values.Obtain idle node and can be each node in seed self requester network, obtain idle node; Each node in also can the server lookup network obtains idle node, and seed obtains idle node from server lookup again, and promptly seed obtains idle node by server lookup.And indication idle node data download B from this seed specifically can be undertaken by the mode that sends message, signal or instruction to idle node.Present embodiment establishes node 1 and node 2 is idle node, and then node 1 and node 2 data download B from seed 1 becomes new seed.Idle node can be provided with corresponding download policy when data download B from seed in addition, as the various piece of data download B at random, also can begin from the back part of data B to download etc.; And when data download B, not necessarily to download the entire portion of data B.

206: the node requestor obtains the information of new seed, data download B from new seed and original seed simultaneously, and whether the total quantity of judging original seed and new seed is less than default seed amount threshold value, if more than or equal to default seed amount threshold value, data download B from new seed and original seed then finishes after having downloaded data B.

Particularly, the node requestor can obtain the information of new seed from server; Maybe can obtain the information of new seed from original seed; Maybe can obtain the information of new seed from new seed.

Need to prove, all establish annexation between each node and the server, after idle node became new seed, server can be learnt the latest development of this node, thereby can be with the information notification node requestor of new seed or node requestor by obtaining to server lookup; Because being the expansion of original seed, new seed obtains, so can be with the information notification node requestor of new seed or node requestor by obtaining to original kind subquery; Perhaps when the expansion new seed, information notification new seed with the node requestor, after making new seed get access to node requestor's information, directly with the information notification node requestor of new seed, wherein node requestor's information comprises node requestor's sign, node requestor's network type, node requestor's information such as IP address.

New seed is node 1 and node 2 in the present embodiment, thus from new seed and original seed data download B, i.e. data download B from node 1, node 2 and seed 1.And, from step 205 as can be known, node 1, node 2 are when data download B, it may be each part of data download B randomly, also may be earlier from the back part download of data B etc., make node 1, node 2 that the part of its data B that did not also download can be provided for node requestor A soon like this, accelerate the speed of download of node requestor A.In addition we know, the original seed and the total quantity of new seed are 3 in the present embodiment.

And need to prove that when the judged result of this step is the total quantity of original seed and new seed during less than default seed amount threshold value, then the node requestor indicates original seed and new seed to expand new seed more further.Wherein, the process that the process of expansion new seed and original seed are expanded new seed is similar, repeats no more herein.Promptly when not reaching default seed amount threshold value, can expand new seed further up to reaching requirement.

207: the node requestor is data download B from original seed, finishes after having downloaded data B.

The described method of the embodiment of the invention is transmitted download in real time by seed and is expanded new seed, makes seed amount to expand in real time, can improve speed of download apace, has saved download time, has greatly promoted user experience; And, expand new seed by seed, increased the seed utilance; In addition, seed amount expands in real time, need not server and participates in, and does not need additionally to increase the server burden.

Embodiment 3

Referring to Fig. 4, the embodiment of the invention provides a kind of device of data download, and this device comprises:

Judge module 301 is used for from current seed data download, and whether the total quantity of judging current seed is less than default seed amount threshold value;

Indicating module 302, the total quantity that is used for judged result when judge module 301 and is current seed are indicated current seed expansion new seed during less than default seed amount threshold value;

First acquisition module 303 is used for obtaining the information of new seed after the current seed expansion of indicating module 302 indications new seed;

Download module 304 is used for after first acquisition module 303 obtains the information of new seed, simultaneously data download from new seed and current seed.

Further,

First acquisition module 303 specifically is used for obtaining the information of new seed from server after the current seed expansion of indicating module 302 indications new seed;

Or first acquisition module 303, specifically be used for after the current seed expansion of indicating module 302 indications new seed, obtaining the information of new seed from current seed;

Or first acquisition module 303, specifically be used for after the current seed expansion of indicating module 302 indications new seed, obtaining the information of new seed from new seed.

The described device of the embodiment of the invention transmits download in real time by seed and expands new seed, makes seed amount to expand in real time, can improve speed of download apace, has saved download time, has greatly promoted user experience; And, expand new seed by seed, increased the seed utilance; In addition, seed amount expands in real time, need not server and participates in, and does not need additionally to increase the server burden.

Embodiment 4

Referring to Fig. 5, the embodiment of the invention provides a kind of system of data download, and this system comprises:

Node requestor 401 is used for from current seed 402 data download, and whether the total quantity of judging current seed 402 is less than default seed amount threshold value; When judged result is the total quantity of current seed 402 during less than default seed amount threshold value, indicate current seed 402 expansion new seed; Obtain the information of new seed; From new seed and current seed 402, download described data simultaneously.

Further, this system also comprises:

Current seed 402 is used to receive the indication of expansion new seed; Obtain idle node 403, and indication idle node 403 data download from current seed 402;

Idle node 403 is used for receiving the indication from current seed 402 data download, and data download from current seed 402 becomes new seed.

Further, current seed 402 specifically is used for inquiry and obtains idle node; And/or

Current seed 402 specifically is used for by server lookup and obtains idle node.

The described system of the embodiment of the invention transmits download in real time by seed and expands new seed, makes seed amount to expand in real time, can improve speed of download apace, has saved download time, has greatly promoted user experience; And, expand new seed by seed, increased the seed utilance; In addition, seed amount expands in real time, need not server and participates in, and does not need additionally to increase the server burden.

Embodiment 5

Referring to Fig. 6, the embodiment of the invention provides a kind of node, and this node comprises:

Receiver module 501 is used to receive the indication of expansion new seed;

Acquisition module 502 is used for after receiver module 501 receives the indication of expansion new seed, and the idle node around the query node, and indication idle node data download from node make idle node become new seed

Further, acquisition module 502 specifically is used for inquiry and obtains idle node; And/or

Acquisition module 502 specifically is used for by server lookup and obtains idle node.

The described node of the embodiment of the invention transmits download in real time by seed and expands new seed, makes seed amount to expand in real time, can improve speed of download apace, has saved download time, has greatly promoted user experience; And, expand new seed by seed, increased the seed utilance; In addition, seed amount expands in real time, need not server and participates in, and does not need additionally to increase the server burden.

All or part of content in the technical scheme that above embodiment provides can realize that its software program is stored in the storage medium that can read by software programming, storage medium for example: the hard disk in the computer, CD or floppy disk.

The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (11)

1, a kind of method of data download is characterized in that, described method comprises:
Data download from current seed, and whether the total quantity of judging described current seed is less than default seed amount threshold value;
When judged result is the total quantity of described current seed during less than described default seed amount threshold value, indicate described current seed expansion new seed;
Obtain the information of new seed;
From described new seed and described current seed, download described data simultaneously.
2, the method for data download according to claim 1 is characterized in that, after the described current seed expansion new seed of described indication, also comprises:
Described current seed receives the indication of expansion new seed;
Described current seed obtains idle node, and indicates described idle node to download described data from described current seed, makes described idle node become new seed.
3, the method for data download according to claim 2 is characterized in that, described current seed obtains idle node, is specially:
Described current seed self inquiry obtains idle node; And/or
Described current seed obtains idle node by server lookup.
According to the method for any described data download of claim of claim 1-3, it is characterized in that 4, the described information of obtaining new seed is specially:
Obtain the information of new seed from server;
Or obtain the information of new seed from described current seed;
Or obtain the information of new seed from described new seed.
5, a kind of device of data download is characterized in that, described device comprises:
Judge module is used for from current seed data download, and whether the total quantity of judging described current seed is less than default seed amount threshold value;
Indicating module, the total quantity that is used for judged result when described judge module and is described current seed are indicated described current seed expansion new seed during less than described default seed amount threshold value;
First acquisition module is used for obtaining the information of new seed after described indicating module is indicated described current seed expansion new seed;
Download module is used for after described first acquisition module obtains the information of new seed, downloads described data simultaneously from described new seed and described current seed.
6, the device of data download according to claim 5 is characterized in that,
Described first acquisition module specifically is used for obtaining the information of new seed from server after described indicating module is indicated described current seed expansion new seed;
Or described first acquisition module, specifically be used for after described indicating module is indicated described current seed expansion new seed, obtaining the information of new seed from described current seed;
Or described first acquisition module, specifically be used for after described indicating module is indicated described current seed expansion new seed, obtaining the information of new seed from described new seed.
7, a kind of system of data download is characterized in that, described system comprises:
The node requestor is used for from current seed data download, and whether the total quantity of judging described current seed is less than default seed amount threshold value; When judged result is the total quantity of described current seed during less than described default seed amount threshold value, indicate described current seed expansion new seed; Obtain the information of new seed; From described new seed and described current seed, download described data simultaneously.
8, the system of data download according to claim 7 is characterized in that, described system also comprises:
Described current seed is used to receive the indication of expansion new seed; Obtain idle node, and indicate described idle node from described current seed, to download described data;
Described idle node is used for receiving the indication of downloading described data from described current seed, downloads described data from described current seed, becomes new seed.
9, the system of data download according to claim 8 is characterized in that,
Described current seed specifically is used for inquiry and obtains idle node; And/or
Described current seed specifically is used for by server lookup and obtains idle node.
10, a kind of node is characterized in that, described node comprises:
Receiver module is used to receive the indication of expansion new seed;
Acquisition module is used for obtaining idle node, and indicating described idle node data download from described node after described receiver module receives the indication of expansion new seed, makes described idle node become new seed.
11, node according to claim 10 is characterized in that,
Described acquisition module specifically is used for inquiry and obtains idle node; And/or
Described acquisition module specifically is used for by server lookup and obtains idle node.
CNA2009101576296A 2009-07-21 2009-07-21 The methods, devices and systems of data download and node CN101610289A (en)

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Application publication date: 20091223