CN109783466A - A kind of document management apparatus and method of the distributed storage network based on block chain - Google Patents
A kind of document management apparatus and method of the distributed storage network based on block chain Download PDFInfo
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- CN109783466A CN109783466A CN201811594439.6A CN201811594439A CN109783466A CN 109783466 A CN109783466 A CN 109783466A CN 201811594439 A CN201811594439 A CN 201811594439A CN 109783466 A CN109783466 A CN 109783466A
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Abstract
The present invention provides the document management apparatus and method of a kind of distributed storage network based on block chain, it is conscientious that real name is carried out to uploading nodes, and real-time monitoring is carried out to the file that uploading nodes upload by supervision listed files in real time, it is recorded during being propagated on file by block chain network, violated file can carry out tracing back to uploading nodes according to block chain information, and uploader is traced back to by the operation of the real-name authentication about the uploading nodes, regulator can the uploader to violated file examine and control in accordance with the law.Present invention enhances the monitoring to distributed network, are further ensured that the safety of the network operation.
Description
Technical field
The present invention relates to network communication fields, more particularly to a kind of file of distributed storage network based on block chain
Managing device and method.
Background technique
Distributed network structure is to be linked to be reticular structure by the computer system for being distributed in different location, and each node is at least
There are both links to be connected with other nodes.When any link failure, data message can pass through through other links, therefore net
Network reliability is higher.
But existing distributed network, which cannot achieve, traces to the source to file, and difficult to regulate, needs to propose one kind thus more
The distributed network for adding safety and easily supervising.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of distributions based on block chain
The document management apparatus and method for storing network, for solving distributed network not enough safety and more difficult supervision etc. in the prior art
The problem of.
In order to achieve the above objects and other related objects, the present invention provides a kind of distributed storage network based on block chain
Document management apparatus, comprising: real name module to carry out real-name authentication to node according to preset authentication condition, and enables logical
The node for crossing the real-name authentication is uploading nodes；Wherein, the basis in the uploading nodes and the distributed storage network
Preset authorization condition and the peer node authorized is communicated；Uploading module, to by the uploading nodes in the distribution
Formula, which stores, uploads upper transmitting file in network；Module is examined, to obtain the file Hash of the upper transmitting file, and by the file
Hash carries out Hash with preset supervision listed files and is compared, the Hash in file Hash and the supervision listed files
Violated file is set by the upper transmitting file corresponding with the file Hash to when corresponding to, and deletes the violated file；When
File Hash with it is described supervision listed files in Hash not to it is corresponding when allow the corresponding upper transmitting file of the file Hash in institute
It states in distributed storage network and is propagated；Logging modle, to according to block chain network to the upper transmitting file at described point
Communication process in cloth storage network is recorded；It traces to the source module, to obtain the violated text according to the logging modle
The corresponding uploading nodes of part, and the corresponding real-name authentication object of the uploading nodes is obtained according to the real name module.
In a specific embodiment of the invention, the supervision listed files is distributed hash table structure.
In a specific embodiment of the invention, the uploading module is also to be divided into several for the upper transmitting file
The data block of 256KB obtains corresponding data block Hash for each data block, and according to Merkle directed acyclic graph to described
Data block Hash is calculated to obtain the file Hash.
In a specific embodiment of the invention, to form the supervision listed files according to historical empirical data.
In a specific embodiment of the invention, the file Hash is recorded on file Hash table, wherein the file is breathed out
Uncommon table is distributed hash table structure, and the file Hash table distributed storage is in multiple client, and each client is deposited
Store up the specified portions of the file Hash table.
In order to achieve the above objects and other related objects, the present invention also provides a kind of distributed storage nets based on block chain
The file management method of network, comprising the following steps: real-name authentication is carried out to node according to preset authentication condition, and enables and passes through institute
The node for stating real-name authentication is uploading nodes；Wherein, the basis in the uploading nodes and the distributed storage network is default
Authorising conditional and the peer node authorized is communicated；By the uploading nodes in the distributed storage network on catch
Transmitting file；The file Hash of the upper transmitting file is obtained, and the file Hash and preset supervision listed files are breathed out
It is uncommon to be compared, when file Hash and the Hash supervised in listed files to it is corresponding when will be corresponding with the file Hash
The upper transmitting file is set as violated file, and deletes the violated file；When in file Hash and the supervision listed files
Hash not to it is corresponding when allow the corresponding upper transmitting file of the file Hash to propagate in the distributed storage network；
Wherein, communication process of the upper transmitting file in the distributed storage network is recorded also according to block chain network；
And according to the record as a result, obtain the corresponding uploading nodes of the violated file, and according to the operation of the real-name authentication
Obtain the corresponding real-name authentication object of the uploading nodes.
In a specific embodiment of the invention, the supervision listed files is distributed hash table structure.
In a specific embodiment of the invention, the uploading module is also to be divided into several for the upper transmitting file
The data block of 256KB obtains corresponding data block Hash for each data block, and according to Merkle directed acyclic graph to described
Data block Hash is calculated to obtain the file Hash.
In a specific embodiment of the invention, to form the supervision listed files according to historical empirical data.
In a specific embodiment of the invention, the file Hash is recorded on file Hash table, wherein the file is breathed out
Uncommon table is distributed hash table structure, and the file Hash table distributed storage is in multiple client, and each client is deposited
Store up the specified portions of the file Hash table.
As described above, the document management apparatus and method of the distributed storage network of the invention based on block chain, to upper
Biography node progress real name is conscientious, and the file progress real-time monitoring uploaded in real time by supervision listed files to uploading nodes, literary
It is recorded during being propagated on part by block chain network, violated file can carry out tracing back to upload according to block chain information
Node, and uploader is traced back to by the operation of the real-name authentication about the uploading nodes, regulator can be to violated file
Uploader is examined and is controlled in accordance with the law.Present invention enhances the monitoring to distributed network, are further ensured that the network operation
Safety.
Detailed description of the invention
Fig. 1 is shown as the document management apparatus of the distributed storage network of the invention based on block chain in a specific implementation
Composition schematic diagram in example.
Fig. 2 is shown as the file management method of the distributed storage network based on block chain of the application in a specific implementation
Flow diagram in example.
Fig. 3 is shown as the application scenarios schematic diagram of the file management method of the application in one embodiment.
Component label instructions
1 distributed storage based on block chain
The document management apparatus of network
11 real name modules
12 uploading modules
13 examine module
14 logging modles
15 trace to the source module
S11~S15 step
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.It should be noted that in the absence of conflict, following embodiment and implementation
Feature in example can be combined with each other.
It should be noted that illustrating the basic structure that only the invention is illustrated in a schematic way provided in following embodiment
Think, only shown in diagram then with related component in the present invention rather than component count, shape and size when according to actual implementation
Draw, when actual implementation kenel, quantity and the ratio of each component can arbitrarily change for one kind, and its assembly layout kenel
It is likely more complexity.
Referring to Fig. 1, the document management apparatus that Fig. 1 is shown as the distributed storage network of the invention based on block chain exists
Composition schematic diagram in one specific embodiment.
The document management apparatus 1 of the distributed storage network based on block chain includes: real name module 11, uploading module
12, module 13, logging modle 14 and module 15 of tracing to the source are examined.
The real name module 11 enables to carry out real-name authentication to node according to preset authentication condition and passes through the reality
The node of name certification is uploading nodes；Wherein, in the uploading nodes and the distributed storage network according to preset authorization
Condition and the peer node authorized is communicated；That is, uploader will do it real-name authentication first, pass through the node meeting of real-name authentication
Information interchange is carried out as other peer-to-peer network nodes (authorization node) in uploading nodes, with distributed network, that is, possesses upload
The right of file；Unauthenticated node will have no right to access network.
The uploading module 12 in the distributed storage network to upload transmitting file by the uploading nodes；
The uploading module 12 also to the data block that the upper transmitting file is divided into several 256KB, is obtained for each data block
Corresponding data block Hash is taken, and the data block Hash is calculated to obtain the text according to Merkle directed acyclic graph
Part Hash.The small hash combination of the 256KB data block every two of the upper transmitting file bottom is calculated and is generated by Merkle directed acyclic graph
The Hash on one upper layer again, the file Hash uniquely determined described in generate.
It is described to examine file Hash of the module 13 to obtain the upper transmitting file, and by the file Hash with it is preset
Supervision listed files carries out Hash and is compared, when file Hash and the Hash supervised in listed files to it is corresponding when will be with
The corresponding upper transmitting file of the file Hash is set as violated file, and deletes the violated file；When file Hash with
Hash in the supervision listed files does not allow the corresponding upper transmitting file of the file Hash to deposit in the distribution to when corresponding to
It is propagated in storage network；Wherein, the supervision listed files is distributed hash table structure.Hash table all the things all
On a machine, after this machine has broken down, the thing stored is with regard to all disappearing, and distributed hashtable for storage
One whole Hash table can be divided into part several different, be respectively stored on different machines, this reduces numbers
It is risk of damage to according to whole.Distributed hashtable generallys use consistency hash function to carry out unified fortune to machine and data
It calculates.In some embodiments, the supervision listed files is formed according to historical empirical data.
Citing is made of regulator, collective's maintenance supervision listed files government, NGO, scientific research institution, copyright organization first
(distributed hash table structure).All Files in distributed storage network all can and supervision file real-time by the node in network
List carries out Hash comparison.The file for being put into supervision listed files is identified as violated file.Node in network is by altogether
Know algorithm and actively deletes these files from the memory space of oneself；The file for being not included in supervision listed files can be allowed in net
It is propagated in network.The supervision listed files can also be sieved artificially to add, being deleted or modified according to artificial intelligence
Choosing.
The logging modle 14 to according to block chain network to the upper transmitting file in the distributed storage network
Communication process recorded；In some embodiments, the file Hash is recorded on file Hash table, wherein the text
Part Hash table is distributed hash table structure, and the file Hash table distributed storage is in multiple client, and each client
End stores the specified portions of the file Hash table.
The module 15 of tracing to the source according to the logging modle, to obtain the corresponding uploading nodes of the violated file, and
The corresponding real-name authentication object of the uploading nodes is obtained according to the real name module.That is, in view of point designed in the application
It is recorded during being propagated on file in cloth storage network by block chain network, so violated file can be according to area
Block chain information carries out tracing back to uploading nodes, and traces back to uploader by real name module 11, and regulator can be to violated file
Uploader examined and controlled in accordance with the law.
Specifically, will be distributed to other nodes by uploading nodes in propagation layer file, file itself can be by requiring to be distributed
Formula is stored on different nodes, and file Hash will enter distributed hashtable (DHT) by broadcast.To facilitate in network
Other nodes, such as peer node (peer nodes), are distributed.File enters distributing layer.File is stored on node, text
Part Hash (hash) will be recorded on distributed hashtable (DHT), there is can requesting by issuing to node for demand in network
Obtain file.Wherein, peer node is also authorization node simultaneously, the helpful justice for providing file and finding file equity hash
Business.
The document management apparatus of distributed storage network based on block chain of the invention carries out real name to uploading nodes and recognizes
Very, and in real time real-time monitoring is carried out to the file that uploading nodes upload by supervision listed files, it is equal during being propagated on file
Recorded by block chain network, violated file can carry out tracing back to according to block chain information uploading nodes, and by about
Uploader is traced back in the operation of the real-name authentication of the uploading nodes, regulator can the uploader to violated file examine in accordance with the law
It looks into and controls.Present invention enhances the monitoring to distributed network, are further ensured that the safety of the network operation.
Referring to Fig.2, being shown as the file management method of the distributed storage network based on block chain of the application in a tool
Flow diagram in body embodiment.The file management method the following steps are included:
S11: real-name authentication is carried out to node according to preset authentication condition, and enables through the node of the real-name authentication and is
Uploading nodes；Wherein, pair authorized according to preset authorization condition in the uploading nodes and the distributed storage network
Constant pitch point is communicated；That is, uploader will do it real-name authentication first, uploading nodes can be become by the node of real-name authentication,
Information interchange is carried out with other peer-to-peer network nodes (authorization node) in distributed network, that is, possesses the right of transmitting file；Not
It will have no right to access network by the node of certification.
S12: transmitting file is uploaded in the distributed storage network by the uploading nodes；In some embodiments
In, also to the data block that the upper transmitting file is divided into several 256KB, corresponding data are obtained for each data block
Block Hash, and the data block Hash is calculated according to Merkle directed acyclic graph to obtain the file Hash.
Merkle directed acyclic graph calculates the 256KB data block every two of the upper transmitting file bottom small hash combination in generation one again
The Hash of layer, the file Hash that uniquely determines described in generate.
S13: obtaining the file Hash of the upper transmitting file, and by the file Hash and preset supervision listed files into
Row Hash is compared, when file Hash with it is described supervision listed files in Hash to it is corresponding when execution step S14；Work as file
Hash with it is described supervision listed files in Hash not to it is corresponding when execution step S15；
S14: violated file is set by the upper transmitting file corresponding with the file Hash, and deletes the violated text
Part；
S15: the corresponding upper transmitting file of the file Hash is allowed to be propagated in the distributed storage network.Its
In, the supervision listed files is distributed hash table structure.Hash table is stored in all the things on one machine, when
After this machine has broken down, the thing stored is with regard to all disappearing, and distributed hashtable can be one whole Hash table
It is divided into part several different, is respectively stored on different machines, this reduces data to be all risk of damage to.
Distributed hashtable generallys use consistency hash function to carry out unified operation to machine and data.In some embodiments,
The supervision listed files is formed according to historical empirical data.
Wherein, also according to block chain network to communication process of the upper transmitting file in the distributed storage network into
Row record；In some embodiments, the file Hash is recorded on file Hash table, wherein the file Hash table is point
Cloth Hash table structure, the file Hash table distributed storage is in multiple client, and each client stores the text
The specified portions of part Hash table.And according to the record as a result, obtain the corresponding uploading nodes of the violated file, and according to
The operation of the real-name authentication obtains the corresponding real-name authentication object of the uploading nodes.That is, in view of designed in the application
It is recorded during being propagated on file in distributed storage network by block chain network, so violated file can basis
Block chain information carries out tracing back to uploading nodes, and traces back to uploader by real-name authentication operation, and regulator can be to violated
The uploader of file is examined and is controlled in accordance with the law.
Refering to Fig. 3, it is shown as the application scenarios schematic diagram of the file management method of the application in one embodiment.
Wherein, uploader is authenticated according to real-name authentication mode, when certification does not pass through, the corresponding node of the uploader
Network can not be accessed, when certification passes through, the corresponding node of the uploader becomes uploading nodes, and exists simultaneously in the network
Authorization node, the authorization node are the peer node (peer node) that can be communicated with the uploading nodes, and the uploading nodes can
To send upper transmitting file to the peer node, the file management list of regulator's storage can pass through uploading nodes to uploader
The upper transmitting file uploaded is monitored in real time, when transmitting file is violated file on this, be can be carried out common recognition to this document and is deleted,
When transmitting file is not violated file on this, it is allowed to be propagated in distributed network.On file propagate during by
Block chain network is recorded, and violated file can carry out tracing back to uploading nodes according to block chain information, and by about this
Uploader is traced back in the operation of the real-name authentication of uploading nodes, regulator can the uploader to violated file examine in accordance with the law
And control.
In conclusion the document management apparatus and method of the distributed storage network of the invention based on block chain, to upper
Biography node progress real name is conscientious, and the file progress real-time monitoring uploaded in real time by supervision listed files to uploading nodes, literary
It is recorded during being propagated on part by block chain network, violated file can carry out tracing back to upload according to block chain information
Node, and uploader is traced back to by the operation of the real-name authentication about the uploading nodes, regulator can be to violated file
Uploader is examined and is controlled in accordance with the law.Present invention enhances the monitoring to distributed network, are further ensured that the network operation
Safety.So the present invention effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
1. a kind of document management apparatus of the distributed storage network based on block chain characterized by comprising
Real name module to carry out real-name authentication to node according to preset authentication condition, and is enabled through the real-name authentication
Node is uploading nodes；Wherein, the uploading nodes and being awarded according to preset authorization condition in the distributed storage network
The peer node of power is communicated；
Uploading module, to upload transmitting file in the distributed storage network by the uploading nodes；
Module is examined, to obtain the file Hash of the upper transmitting file, and by the file Hash and preset supervision file
List carry out Hash be compared, when file Hash with it is described supervise listed files in Hash to it is corresponding when will be with the file
The corresponding upper transmitting file of Hash is set as violated file, and deletes the violated file；When file Hash and the supervision
Hash in listed files does not allow the corresponding upper transmitting file of the file Hash in the distributed storage network to when corresponding to
It is propagated；
Logging modle, to the communication process according to block chain network to the upper transmitting file in the distributed storage network
It is recorded；
It traces to the source module, to obtain the corresponding uploading nodes of the violated file according to the logging modle, and according to the reality
Name module obtains the corresponding real-name authentication object of the uploading nodes.
2. the document management apparatus of the distributed storage network according to claim 1 based on block chain, which is characterized in that
The supervision listed files is distributed hash table structure.
3. the document management apparatus of the distributed storage network according to claim 1 based on block chain, which is characterized in that
The uploading module also to the data block that the upper transmitting file is divided into several 256KB, is obtained for each data block
Corresponding data block Hash, and the data block Hash is calculated to obtain the file according to Merkle directed acyclic graph
Hash.
4. the document management apparatus of the distributed storage network according to claim 1 based on block chain, which is characterized in that
To form the supervision listed files according to historical empirical data.
5. the document management apparatus of the distributed storage network according to claim 1 based on block chain, which is characterized in that
The file Hash is recorded on file Hash table, wherein the file Hash table is distributed hash table structure, the file
Hash table distributed storage is in multiple client, and each client stores the specified portions of the file Hash table.
6. a kind of file management method of the distributed storage network based on block chain, which comprises the following steps:
Real-name authentication is carried out to node according to preset authentication condition, and enabling through the node of the real-name authentication is to upload section
Point；Wherein, the peer node authorized according to preset authorization condition in the uploading nodes and the distributed storage network
It is communicated；
Transmitting file is uploaded in the distributed storage network by the uploading nodes；
Obtain the file Hash of the upper transmitting file, and by the file Hash and preset supervision listed files progress Hash into
Row compare, when file Hash with it is described supervision listed files in Hash to it is corresponding when will it is corresponding with the file Hash described in
Upper transmitting file is set as violated file, and deletes the violated file；Kazakhstan in file Hash and the supervision listed files
It is uncommon not allow the corresponding upper transmitting file of the file Hash to propagate in the distributed storage network to when corresponding to；
Wherein, communication process of the upper transmitting file in the distributed storage network is remembered also according to block chain network
Record；And according to the record as a result, obtain the corresponding uploading nodes of the violated file, and according to the behaviour of the real-name authentication
Make to obtain the corresponding real-name authentication object of the uploading nodes.
7. the file management method of the distributed storage network according to claim 6 based on block chain, which is characterized in that
The supervision listed files is distributed hash table structure.
8. the file management method of the distributed storage network according to claim 6 based on block chain, which is characterized in that
The uploading module also to the data block that the upper transmitting file is divided into several 256KB, is obtained for each data block
Corresponding data block Hash, and the data block Hash is calculated to obtain the file according to Merkle directed acyclic graph
Hash.
9. the file management method of the distributed storage network according to claim 6 based on block chain, which is characterized in that
To form the supervision listed files according to historical empirical data.
10. the file management method of the distributed storage network according to claim 6 based on block chain, feature exist
In the file Hash is recorded on file Hash table, wherein the file Hash table is distributed hash table structure, described
File Hash table distributed storage is in multiple client, and each client stores the specified portions of the file Hash table.
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| CN111125787A (en) * | 2019-12-27 | 2020-05-08 | 上海共链信息科技有限公司 | Gas inspection data cochain system based on block chain and use method thereof |
| CN111949630A (en) * | 2020-08-10 | 2020-11-17 | 大连理工大学 | Distributed block chain storage method based on file review mechanism |
| CN113079162A (en) * | 2021-04-02 | 2021-07-06 | 浙江永旗区块链科技有限公司 | Block chain-based distributed storage network and implementation method thereof |
| CN114221767A (en) * | 2021-11-02 | 2022-03-22 | 北京中合谷投资有限公司 | File monitoring method for distributed network |
| CN115329033A (en) * | 2022-10-14 | 2022-11-11 | 中国信息通信研究院 | Method, device, equipment and medium for supervising data uplink in block chain |
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Application publication date: 20190521 |