CN104735164A - Method and device for saving file information - Google Patents
Method and device for saving file information Download PDFInfo
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- CN104735164A CN104735164A CN201510169759.7A CN201510169759A CN104735164A CN 104735164 A CN104735164 A CN 104735164A CN 201510169759 A CN201510169759 A CN 201510169759A CN 104735164 A CN104735164 A CN 104735164A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/2866—Architectures; Arrangements
- H04L67/30—Profiles
- H04L67/306—User profiles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/104—Peer-to-peer [P2P] networks
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- Computer Networks & Wireless Communication (AREA)
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- Storage Device Security (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The embodiment of the invention provides a method for saving file information. The method comprises the steps that file information is obtained, an exporting request for exporting file information to a first account of a block chain network is broadcast among other network nodes in the block chain network, and by responding to the received confirmation, given by the other network nodes, of the exporting request, the file information is written into the first account in the block chain network. By writing the file information into the block chain network, it is guaranteed that the unique validity of the file information is guaranteed, and the demands for searching for files, verifying the files and the like of the public can be met; besides, because the block chain network is a decentralized peer-to-peer network based on the P2P technology and is free of control by a third-party mechanism, a user can conduct self-management, the problem that due to termination of the third-party mechanism, the film information cannot be used is avoided, the user benefits are guaranteed, and better user experience is provided. In addition, the embodiment of the invention further provides a device for saving the file information.
Description
Technical field
Embodiments of the present invention relate to internet arena, and more specifically, embodiments of the present invention relate to a kind of method and apparatus preserving fileinfo.
Background technology
This part embodiments of the present invention be intended to for stating in claims provide background or context.Description is not herein because be included in just admit it is prior art in this part.
Client-server mode is a kind of network architecture, provides service by the friendship user for each other between client and server.
At present, some third party service organizations for preserving fileinfo based on client-server mode have been there are.The fileinfo that user uploads by the third party service organization is kept at third-party server side to meet the needs such as public's retrieving files or authenticating documents legitimacy.But, because the third party service organization is likely because uncertain factor stops, thus cause the fileinfo being kept at third-party server side no longer can use, compromise the interests of user.
Summary of the invention
Therefore, in the prior art, how making the fileinfo of preservation continue available is very bothersome problem.
For this reason, be starved of a kind of method of preservation fileinfo of improvement, the fileinfo preserved to make guarantee continues available.
In the present context, embodiments of the present invention are expected to provide a kind of method and apparatus preserving fileinfo.
In the first aspect of embodiment of the present invention, provide a kind of method of preserving fileinfo.Such as, the method can comprise: obtain fileinfo, broadcast relating to the described fileinfo of derivation between other network nodes of described piece of chain network to the derivation request of described piece of chain network first account, in response to receiving other network nodes to described confirmation of deriving request, described fileinfo is written in described first account of described piece of chain network.
In the second aspect of embodiment of the present invention, provide a kind of device preserving fileinfo.Such as, this device can comprise: fileinfo acquiring unit, can be configured for acquisition fileinfo.Radio unit, can be configured for and broadcast relating to the described fileinfo of derivation between other network nodes of described piece of chain network to the derivation request of described piece of chain network first account.Fileinfo storage unit, can being configured in response to receiving other network nodes to described confirmation of deriving request, being written to by described fileinfo in described first account of described piece of chain network.
According to the method and apparatus of the preservation fileinfo of embodiment of the present invention, the network node of the application embodiment of the present invention is after acquisition fileinfo, broadcast relating to the described fileinfo of derivation between other network nodes of described piece of chain network to the derivation request of described piece of chain network first account, by this broadcast, what the network node making to receive broadcast carried out deriving the fileinfo asking to relate to according to the historical record in block chain is written to the whether certifiable calculating of the first account, thus the network node of application embodiment of the present invention method is when receiving the confirmation that other network nodes are asked described derivation, the first account fileinfo being written to block chain network can be determined, and block chain also can preserve the record that this fileinfo is written to the first account of block chain network, because recording of block chain is irreversible, therefore, unique legitimacy of the fileinfo in block chain network can be ensured, the needs such as public's retrieving files or authenticating documents legitimacy can be met.And, due to the peer-to-peer network that block chain network is based on the decentralization of P2P technology, do not control by the third party service organization, user can carry out self-management, do not exist because service organization stop and make fileinfo no longer can problem, can not cause damage to the interests of user, for user brings better experience.
Accompanying drawing explanation
By reference to accompanying drawing reading detailed description hereafter, above-mentioned and other objects of exemplary embodiment of the invention, feature and advantage will become easy to understand.In the accompanying drawings, show some execution modes of the present invention by way of example, and not by way of limitation, wherein:
Fig. 1 schematically shows the schematic network structure according to embodiment of the present invention;
Fig. 2 schematically shows the method flow schematic diagram of the preservation fileinfo according to embodiment of the present invention;
Fig. 3 schematically shows block link composition according to an embodiment of the invention;
Fig. 4 schematically shows the apparatus structure schematic diagram of the preservation fileinfo according to embodiment of the present invention;
In the accompanying drawings, identical or corresponding label represents identical or corresponding part.
Embodiment
Below with reference to some illustrative embodiments, principle of the present invention and spirit are described.Should be appreciated that providing these execution modes is only used to enable those skilled in the art understand better and then realize the present invention, and not limit the scope of the invention by any way.On the contrary, provide these execution modes to be to make the disclosure more thorough and complete, and the scope of the present disclosure intactly can be conveyed to those skilled in the art.
Art technology technical staff know, embodiments of the present invention can be implemented as a kind of system, device, equipment, method or computer program.Therefore, the disclosure can be implemented as following form, that is: hardware, completely software (comprising firmware, resident software, microcode etc.) completely, or the form that hardware and software combines.
According to the embodiment of the present invention, a kind of method and apparatus preserving fileinfo is proposed.
In this article, it is to be appreciated that any number of elements in accompanying drawing is all unrestricted for example, and any name is all only for distinguishing, and does not have any limitation.
Below with reference to some representative embodiments of the present invention, explaination principle of the present invention and spirit in detail.
summary of the invention
The present inventor finds, fileinfo can be obtained by the network node of block chain network, broadcast relating to the described fileinfo of derivation between other network nodes of described piece of chain network to the derivation request of described piece of chain network first account, receive other network nodes to described derive request confirmation after, described fileinfo is written in described first account of described piece of chain network.Because recording of block chain is irreversible, therefore, unique legitimacy of the fileinfo in block chain network can be ensured, the needs such as public's retrieving files or authenticating documents legitimacy can be met.And, due to the peer-to-peer network that block chain network is based on the decentralization of P2P technology, do not control by the third party service organization, user can carry out self-management, therefore, do not exist because service organization stop and make fileinfo no longer can problem, maintain the interests of user, for user brings better experience.
After describing general principle of the present invention, lower mask body introduces various non-limiting embodiment of the present invention.
application scenarios overview
First be a kind of possible network architecture schematic diagram of the embodiment of the present invention with reference to figure 1, Fig. 1.As shown in Figure 1, the block chain network node 101 applying embodiment of the present invention method specifically can show as of running on terminal equipment and apply or client.Network node 101 can obtain the fileinfo that user submits to.Network node 101 is broadcasted relating to the described fileinfo of derivation to the derivation request of described piece of chain network first account between other network nodes of block chain network.If network node 101 receives other network nodes to described confirmation of deriving request, fileinfo is written in described first account of described piece of chain network.
illustrative methods
Below in conjunction with the application scenarios of Fig. 1, be described with reference to Figure 2 the method being applied to the arbitrary network node of block chain network according to exemplary embodiment of the invention.It should be noted that above-mentioned application scenarios is only that embodiments of the present invention are unrestricted in this regard for the ease of understanding spirit of the present invention and principle and illustrating.On the contrary, embodiments of the present invention can be applied to applicable any scene.
In order to make embodiment of the present invention easy to understand more, first block chain network is simply introduced.Block chain network as shown in Figure 1, the peer-to-peer network based on P2P (Peer toPeer, P2P computing) technology decentralization be made up of several network nodes.Wherein, network node can show as and run on an application on terminal equipment or client.Each network node in block chain network maintain a string method that accesses to your password be associated produce block chain, and, a account list.Obtain up-to-date number of blocks and block information by broadcast between each network node, thus ensure that block chain between each network node and account list are synchronous maintenance.Such as, the realization of block chain on program code as shown in Figure 3 can be as follows:
struct Block{
hash HASH(S[n])
hash S[n-1]
}；
Wherein, comprise a HASH (S [n]) in the head of each block of block chain, wherein S [n] is the key will produced when next time producing block.Current block also comprises the key S [n-1] of a block simultaneously.Due in block confirmed in block chain, can preserve and be proved to be as owner's writing in files information of fileinfo is to the historical record item of account, the block cryptographic Hash that before comprising in the block head produced below, block produces, cannot reverse, so, the irreversible block chain of historical record is just defined.
In some possible execution modes, described block chained record can store in P2P database medium after encryption, e.g., and Berkeley DB.
Below, composition graphs 2, is introduced the method flow being applied to the preservation fileinfo of the arbitrary network node of block chain network that the embodiment of the present invention provides.As shown in Figure 2, the method can comprise:
S210, acquisition fileinfo.
Such as, the block chain network node of application embodiment of the present invention method specifically can show as of running on terminal equipment and apply or client, and the corresponding user of being provided for presents a paper or the interface of fileinfo, file or the fileinfo of user's submission can be obtained by described interface.
Such as, described fileinfo can comprise: the file content in the file of specify first user performs the unique check value preset checking algorithm and generate.Correspondingly, the step obtaining fileinfo can comprise: be called in response to described interface, is obtained the file of first user submission, read the file content of described file by described interface, described file content is performed and presets checking algorithm, generate unique check value of described file.Wherein, described default checking algorithm embodiment is not limit, and such as, can adopt MD5, the checking algorithms such as SHA.Such as, network node can show as and run on terminal one application or client, and user only needs to use this application or client file reading, just unique check value of file and other information corresponding to unique check value can be written in block chain network.
Again such as, described fileinfo can comprise: the fileinfo that first user is arranged.Correspondingly, the step obtaining fileinfo can comprise: be called in response to described interface, is obtained the fileinfo of first user setting by described interface.Be understandable that, the fileinfo that first user is arranged not is necessary fileinfo.The network node of method that the application embodiment of the present invention provides can be supplied to the option that user selects to arrange or do not arrange.Determine whether arrange by user.After user triggers the option determining to arrange, described interface can be called, and then user can typing or the fileinfo of selecting it to arrange.Such as, the fileinfo that first user is arranged can comprise the file creation time of user's typing or selection (can providing package select containing the interface for users of option), author's title, author to describe etc. information.
In conjunction with above-mentioned two kinds of execution modes, described fileinfo can comprise: unique check value that the default checking algorithm of file content execution in the file of specify first user generates and the fileinfo that first user is arranged.
S220, by relate to derive described fileinfo broadcast between other network nodes of described piece of chain network to the derivation request of described piece of chain network first account.
Wherein, asking the specific implementation of carrying out broadcasting between other network nodes of block chain network not limit by deriving, can realize with reference to the general execution mode of the peer-to-peer network broadcast based on P2P technology.Such as, by the mode of adjacent network node relay, described derivation request can be broadcast to full block chain network.
S230, in response to receive other network nodes to described derive request confirmation, described fileinfo is written in described first account of described piece of chain network.
Visible, the network node of the application embodiment of the present invention is after acquisition fileinfo, broadcast relating to the described fileinfo of derivation between other network nodes of described piece of chain network to the derivation request of described piece of chain network first account, by this broadcast, what the network node making to receive broadcast carried out deriving the fileinfo asking to relate to according to the historical record in block chain is written to the whether certifiable calculating of the first account, thus the network node of application embodiment of the present invention method is when receiving the confirmation that other network nodes are asked described derivation, the first account fileinfo being written to block chain network can be determined, and block chain also can preserve the record that this fileinfo is written to the first account of block chain network, because recording of block chain is irreversible, as long as by fileinfo write-in block chain network, the whole world can use this file system to guarantee the uniqueness of file jointly, therefore, unique legitimacy of the fileinfo in block chain network can be ensured, the needs such as public's retrieving files or authenticating documents legitimacy can be met, and, due to the peer-to-peer network that block chain network is based on the decentralization of P2P technology, do not control by the third party service organization, user can carry out self-management, do not exist because service organization stop and make fileinfo no longer can problem, can not cause damage to the interests of user, for user brings better experience.
Below, several possible execution mode of the fileinfo be kept in block chain network is utilized to be illustrated to the embodiment of the present invention.
In some possible execution modes, if the described fileinfo file content comprised in the file of specifying first user performs the unique check value preset checking algorithm and generate, then can utilize any one in the timestamp of the private key of the account existing for unique check value, corresponding file, document description three or many persons, the ownership of file is proved.Due to traditional watermark need not be stamped hereof, therefore, the authenticity of the ownership of file can be ensured, the aesthetic property of document can be ensured again.Particularly, such as: the network node of the method that the application embodiment of the present invention provides can also in response to receiving file verification request, according to described file verification acquisition request file to be tested, described default checking algorithm is performed to the file content in described file to be verified, generate unique check value that described file to be verified is corresponding, in unique check value that each account of described piece of chain network is preserved, find out the unique check value mated with described file to be verified, utilize the private key of the account existing for unique check value of coupling, the timestamp of the file that the unique check value mated is corresponding, the document description of the file that the unique check value mated is corresponding, any one or many persons in three, tackle the private key of the user of described file verification request mutually, the timestamp of described file to be verified, document description verifies, the ownership person of described file to be verified is determined according to check results.Such as, if the timestamp of the private key of the account existing for unique check value of coupling and the timestamp of file that the unique check value that mate corresponding consistent with the private key of described file owning user to be verified and described file to be verified unanimously and the document description of the document description of file corresponding to the unique check value mated and described file to be verified unanimously, then can determine that described file owning user to be verified is the real owner of described file to be verified.
According to above-mentioned execution mode, in a possible scene, suppose that user A has a document, user B has also held the document by certain means, if need to prove which user is the real owner of the document, then the document can be submitted to arbitrary network node of application embodiment of the present invention method, to verify timestamp corresponding to unique check value of this file, document description and private key holder, determine the real ownership person of file.
In other possible execution modes, if the described fileinfo file content comprised in the file of specifying first user performs the unique check value preset checking algorithm and generate, then unique check value can be utilized to carry out document retrieval.Particularly, such as: the network node of the method that the application embodiment of the present invention provides can also in response to receiving file retrieval request, file to be retrieved is obtained according to described file retrieval request, in unique check value that each account of described piece of chain network is preserved, find out the unique check value mated with described file to be retrieved, feed back the relevant information that unique check value of coupling is corresponding.Such as, the relevant information that unique check value is corresponding can comprise the relevant information such as author's title, author profile of file.The relevant information that unique check value is corresponding can be corresponding with unique check value be stored in identical or different account.
According to above-mentioned execution mode, in a possible scene, user A have found certain file by certain approach, want the author contacting it, but without any author information on file, so this file can be submitted to arbitrary network node of application embodiment of the present invention method by user A, so that the unique check value according to file in block chain network is retrieved, finds author information.
In other possible execution mode, if described fileinfo comprises the fileinfo that first user is arranged, then the fileinfo that first user can be utilized to arrange carries out document retrieval.Particularly, such as: the network node of the method that the application embodiment of the present invention provides can also in response to receiving file retrieval request, in the fileinfo that the user preserved in each account of described piece of chain network is arranged, whether inquiry exists the information meeting the search condition that described retrieval request relates to, if existed, feedback meets the information of search condition.Such as, the fileinfo that first user is arranged can comprise file creation time, author's title, author's description etc. information.The search condition that described retrieval request relates to can comprise retrieval specify author file, retrieval specify creation-time file author, etc.Described feedack can comprise file, author's title, author profile etc.
According to above-mentioned execution mode, in a possible scene, user A obtains the document description of file by certain approach, want to find file or contact author, so the document can be described the network node submitting to application embodiment of the present invention method by user A, so that network node is retrieved according to document description, the document is found to describe corresponding file and author information.
In some possible execution modes, the network node of the method that the application embodiment of the present invention provides, can after the fileinfo arranged be write account by first user, and namely giving tacit consent to its fileinfo arranged is the state that openly can be retrieved.
In other possible execution modes, in order to protect privacy of user, the fileinfo that can arrange for first user provides alternative two kinds of open or anonymous preserving types.Particularly.Such as, the network node of the method that the application embodiment of the present invention provides can also obtain the selection of first user to open or anonymous two options, if first user is selected open, other users are then allowed to retrieve the fileinfo that described first user is arranged, if first user is selected anonymous, then other users are not allowed to retrieve the fileinfo that described first user is arranged.
Visible by above-mentioned several execution mode, in the account of the embodiment of the present invention by the fileinfo write-in block chain network by unique for file check value and user's setting, the document retrieval of multiple search condition can be provided.Such as, unique check value, creation-time, author, document description etc. the information of file can be utilized, carry out document retrieval as search condition, for user search file or fileinfo bring great convenience.
In some possible execution modes, the method that the embodiment of the present invention provides can also comprise: in response to the importing request receiving third-party application, wherein, described importing asks to relate to be imported in the second account corresponding to described third-party application by the fileinfo in described first account.Described importing request is broadcasted between other network nodes of described piece of chain network.In response to receiving other network nodes to the described confirmation importing request, described fileinfo being deleted from described first account, and sends the acknowledge message described fileinfo being imported to the second corresponding account to described third-party application.It should be noted that these steps are not the steps necessarys of the method that the embodiment of the present invention provides.But, be understandable that, when the method that the embodiment of the present invention provides comprises these steps, the network node of application embodiment of the present invention method can by third-party application access block chain networks such as electronic readings, and then, fileinfo is transferred in these third-party application and use.
In some possible execution modes of the present invention, in order to ensure the safety of account in block chain network, each account all has a pair corresponding PKI and private key.Private key can be kept at the terminal local that network node runs.When obtaining other network nodes and needing fileinfo to write account to the confirmation that derivation is asked or importing is asked, its PKI carried can be obtained from derivation is asked or importing is asked.Wherein, described PKI can be obtained through multiple encryption algorithms encryptions such as md5, sha256 by information such as the accounts of account.Fileinfo according to this PKI, can be written in account by the all-network node receiving described broadcast in block chain network.The owner of account private key corresponding to described PKI can be utilized to prove it is the real owner of account, the fileinfo in accessing to your account.
It should be noted that, the embodiment of the present invention is not limit the described embodiment deriving request or importing request confirmation other network nodes.Such as, general proof of work mechanism (Proof of Work) can be taked to realize.Again such as, the node embodiment of the present invention can being taked to provide proves that mechanism realizes.Below, the node provided the embodiment of the present invention proves that mechanism (Proof of Node) describes in detail.
In node proof mechanism, after described importing request or the request of deriving are broadcast to the all-network node of block chain network, each active network node can receive broadcast and described importing request or the request of deriving are put in current afterbody block, and carries out validity check calculating to the request in afterbody block.Such as, describedly validity check is carried out to the request in afterbody block calculate and can comprise: by prove the user of the request that sends be whether need the owner of the fileinfo be written into judge the request of deriving in request or import request whether effective.The validity check completing all requests in current tail block calculates and the current tail block completing calculating can be broadcast to full block chain network by the network node calculating next block at first, full block chain network only can according to the network node calculating next block at first, carry out synchronous current tail block, thus guarantee the effective uniqueness deriving request or import request.For the network node not completing calculating, when receiving the current tail block that the network node that calculates next block is at first broadcasted, namely can abandon calculating, according to received current tail block, synchronized update be carried out to the current tail block of self.Carry out in validity check computational process at network node to all requests in current tail block, effective derivation request or importing request can be retained in current tail block, and invalid derivation request or importing request can be abandoned.
Visible, in the node proof mechanism that the embodiment of the present invention realizes, described derivation request or the request that imports are broadcasted between other network nodes of described piece of chain network, derive request described in the network node that can make to receive in described piece of chain network described broadcast or the request that imports joins in the afterbody block of self block chain, and described derivations to be asked or validity check calculating is carried out in importing request.Wherein, the described confirmation process deriving request or importing request can comprise: the afterbody block that the network node applying embodiment of the present invention method broadcasts out in response to the network node receiving the verify calculation completing all requests in afterbody block at first, synchronized update is carried out according to the afterbody block of received afterbody block to self block chain, if described derivation request or described importing request are included in effective request of received afterbody block, determine that obtaining other network nodes derives request or the described confirmation importing request to described.Even the assailant due to superpower calculation power also not necessarily completes the network node that current tail block calculates at first, therefore, the node provided by the embodiment of the present invention proves that mechanism confirms request, can prevent the attack of the assailant of superpower calculation power, guarantee block chain network safety.
example devices
After the method describing exemplary embodiment of the invention, next, the device being configured at the preservation fileinfo of the arbitrary network node of block chain network with reference to figure 4 pairs of exemplary embodiment of the invention is introduced.
Such as, see Fig. 4, it is a kind of structural representation preserving the device of fileinfo that the embodiment of the present invention provides.As shown in Figure 4, this device can comprise:
Fileinfo acquiring unit 410, can be configured for acquisition fileinfo.Derive request radio unit 420, can be configured for and broadcast relating to the described fileinfo of derivation between other network nodes of described piece of chain network to the derivation request of described piece of chain network first account.Fileinfo storage unit 430, can being configured in response to receiving other network nodes to described confirmation of deriving request, being written to by described fileinfo in described first account of described piece of chain network.
In some possible execution modes, the fileinfo that fileinfo acquiring unit 410 obtains can comprise: the file content in the file of specify first user performs the unique check value preset checking algorithm and generate.
It is the execution mode of unique check value of file in conjunction with described fileinfo, the device of the preservation fileinfo that the embodiment of the present invention provides can also comprise: verification file acquiring unit 440, can be configured in response to receiving file verification request, according to described file verification acquisition request file to be tested.Check value generation unit 441, can be configured for and perform described default checking algorithm to the file content in described file to be verified, generate unique check value that described file to be verified is corresponding.First matching unit 442, can be configured in the unique check value preserved in each account of described piece of chain network, finds out the unique check value mated with described file to be verified.Verification unit 443, the document description utilizing file that unique check value of the timestamp of file that unique check value of the private key of the account existing for unique check value of coupling, coupling is corresponding, coupling is corresponding can be configured for, any one or many persons in three, tackle the private key of described file owning user to be verified mutually, the timestamp of described file to be verified, document description verify.Ownership determining unit 444, can be configured for the ownership person determining described file to be verified according to check results.
It is the execution mode of unique check value of file in conjunction with described fileinfo, the device of the preservation fileinfo that the embodiment of the present invention provides can also comprise: retrieving files acquiring unit 450, can being configured in response to receiving file retrieval request, obtaining file to be retrieved according to described file retrieval request.Second matching unit 451, can be configured in the unique check value preserved in each account of described piece of chain network, finds out the unique check value mated with described file to be retrieved.Feedback unit 452, can be configured for the relevant information that unique check value of feedback coupling is corresponding.
In other possible execution modes, the fileinfo that fileinfo acquiring unit 410 obtains can comprise: the fileinfo that first user is arranged.
In conjunction with the execution mode that described fileinfo is the fileinfo that first user is arranged, the device of the preservation fileinfo that the embodiment of the present invention provides can also comprise: configuration information query unit 460, be configured in response to receiving file retrieval request, in the fileinfo that the user preserved in each account of described piece of chain network is arranged, whether inquiry exists the information meeting the search condition that described retrieval request relates to, configuration information feedback unit 461, if be configured for described configuration information query unit 460 to inquire the information existing and meet the search condition that described retrieval request relates to, feedback meets the information of search condition.
In conjunction with the execution mode that described fileinfo is the fileinfo that first user is arranged, the device of the preservation fileinfo that the embodiment of the present invention provides can also comprise: preserve type selection unit 470, can be configured for and obtain the selection of first user to open or anonymous two options, if first user is selected open, other users are then allowed to retrieve the fileinfo that described first user is arranged, if first user is selected anonymous, then other users are not allowed to retrieve the fileinfo that described first user is arranged.
In some possible execution modes, the device of the preservation fileinfo that the embodiment of the present invention provides can also comprise: tripartite applies access unit 480, the importing request in response to receiving third-party application can be configured for, wherein, described importing asks to relate to be imported in the second account corresponding to described third-party application by the fileinfo in described first account.Import request radio unit 481, can be configured for and described importing request is broadcasted between other network nodes of described piece of chain network.Fileinfo buanch unit 482, can be configured in response to receiving other network nodes to the described confirmation importing request, described fileinfo is deleted from described first account, and sends the acknowledge message described fileinfo being imported to the second corresponding account to described third-party application.
Wherein, described derivation request or the request that imports are broadcasted between other network nodes of described piece of chain network, derive request described in the network node that can make to receive in described piece of chain network described broadcast or the request that imports joins in the afterbody block of self block chain, and described derivations to be asked or validity check calculating is carried out in importing request.Wherein, described buanch unit 430, the afterbody block broadcast out in response to the network node receiving the verify calculation completing all requests in afterbody block at first can be configured for, synchronized update is carried out according to the afterbody block of received afterbody block to self block chain, if described derivation request or described importing request are included in effective request of received afterbody block, determine that obtaining other network nodes derives request or the described confirmation importing request to described.
Visible, the network node of the application embodiment of the present invention is after obtaining fileinfo by fileinfo acquiring unit 410, can be broadcasted relating to the described fileinfo of derivation other network nodes of described piece of chain network to the derivation request of described piece of chain network first account by derivation request radio unit 420, by this broadcast, what the network node making to receive broadcast carried out deriving the fileinfo asking to relate to according to the historical record in block chain is written to the whether certifiable calculating of the first account, thus the network node of application embodiment of the present invention method can by fileinfo storage unit 430 when receiving the confirmation that other network nodes are asked described derivation, determine the first account fileinfo being written to block chain network, and block chain also can preserve the record that this fileinfo is written to the first account of block chain network, because recording of block chain is irreversible, as long as file to be accessed block chain network, the whole world can use this file system to guarantee the uniqueness of file jointly, therefore, unique legitimacy of the fileinfo in block chain network can be ensured, the needs such as public's retrieving files or authenticating documents legitimacy can be met.And, due to the peer-to-peer network that block chain network is based on the decentralization of P2P technology, do not control by the third party service organization, user can carry out self-management, do not exist because service organization stop and make fileinfo no longer can problem, can not cause damage to the interests of user, for user brings better experience.
It should be noted that, verification file acquiring unit 440 described in the embodiment of the present invention, described check value generation unit 441, described first matching unit 442, described verification unit 443, described ownership determining unit 444, described retrieving files acquiring unit 450, described second matching unit 451, described feedback unit 452, described configuration information query unit 460, described configuration information feedback unit 461, described preservation type selection unit 470, described tripartite applies access unit 480, described importing request radio unit 481, described fileinfo buanch unit 482 is in the diagram with dotted lines, to represent that these unit or subelement are not the necessary unit of the device of the preservation fileinfo that the embodiment of the present invention provides.
Although it should be noted that the some unit or subelement that are referred to the device preserving fileinfo in above-detailed, this division is only not enforceable.In fact, according to the embodiment of the present invention, the Characteristic and function of two or more unit above-described can be specialized in a unit.Otherwise, the Characteristic and function of an above-described unit can Further Division for be specialized by multiple unit.
In addition, although describe the operation of the inventive method in the accompanying drawings with particular order, this is not that requirement or hint must perform these operations according to this particular order, or must perform the result that all shown operation could realize expectation.Additionally or alternatively, some step can be omitted, multiple step be merged into a step and perform, and/or a step is decomposed into multiple step and perform.
Although describe spirit of the present invention and principle with reference to some embodiments, but should be appreciated that, the present invention is not limited to disclosed embodiment, can not combine to be benefited to the feature that the division of each side does not mean that in these aspects yet, this division is only the convenience in order to state.The present invention is intended to contain the interior included various amendment of spirit and scope and the equivalent arrangements of claims.
Claims (10)
1. preserve a method for fileinfo, be applied to the arbitrary network node of block chain network, comprise:
Obtain fileinfo;
Broadcast relating to the described fileinfo of derivation between other network nodes of described piece of chain network to the derivation request of described piece of chain network first account;
In response to receiving other network nodes to described confirmation of deriving request, described fileinfo is written in described first account of described piece of chain network.
2. method according to claim 1, wherein, described fileinfo comprises: the file content in the file of specify first user performs the unique check value preset checking algorithm and generate.
3. method according to claim 2, also comprises:
In response to receiving file verification request, according to described file verification acquisition request file to be tested;
In unique check value that each account of described piece of chain network is preserved, find out the unique check value mated with described file to be verified;
Utilize the document description of the file that unique check value of the timestamp of the file that unique check value of the private key of the account existing for unique check value of coupling, coupling is corresponding, coupling is corresponding, any one or many persons in three, tackle the private key of described file owning user to be verified mutually, the timestamp of described file to be verified, document description verify;
The ownership person of described file to be verified is determined according to check results.
4. method according to claim 2, also comprises:
In response to receiving file retrieval request, obtain file to be retrieved according to described file retrieval request;
In unique check value that each account of described piece of chain network is preserved, find out the unique check value mated with described file to be retrieved;
Feed back the relevant information that unique check value of coupling is corresponding.
5. method according to claim 1 and 2, wherein, described fileinfo comprises: the fileinfo that first user is arranged.
6. method according to claim 5, also comprises:
In response to receiving file retrieval request, in the fileinfo that the user preserved in each account of described piece of chain network is arranged, whether inquiry exists the information meeting the search condition that described retrieval request relates to, if existed, feedback meets the information of search condition.
7. method according to claim 5, also comprises:
Obtain the selection of first user to open or anonymous two options;
If first user is selected open, then other users are allowed to retrieve the fileinfo that described first user is arranged;
If first user is selected anonymous, then other users are not allowed to retrieve the fileinfo that described first user is arranged.
8. method according to claim 1, also comprises:
In response to the importing request receiving third-party application, wherein, described importing asks to relate to import in the second account corresponding to described third-party application by the fileinfo in described first account;
Described importing request is broadcasted between other network nodes of described piece of chain network;
In response to receiving other network nodes to the described confirmation importing request, described fileinfo being deleted from described first account, and sends the acknowledge message described fileinfo being imported to the second corresponding account to described third-party application.
9. the method according to claim 1 or 8, wherein, described derivation request or the request that imports are broadcasted between other network nodes of described piece of chain network, derive request described in the network node making to receive in described piece of chain network described broadcast or the request that imports joins in the afterbody block of self block chain, and described derivations to be asked or validity check calculating is carried out in importing request;
Wherein, the described confirmation process deriving request or importing request comprises:
In response to the afterbody block that the network node receiving the verify calculation completing all requests in afterbody block at first broadcasts out, synchronized update is carried out according to the afterbody block of received afterbody block to self block chain, if described derivation request or described importing request are included in effective request of received afterbody block, determine that obtaining other network nodes derives request or the described confirmation importing request to described.
10. preserve a device for fileinfo, be configured at the arbitrary network node of block chain network, comprise:
Fileinfo acquiring unit, is configured for acquisition fileinfo;
Radio unit, is configured for and broadcasts relating to the described fileinfo of derivation between other network nodes of described piece of chain network to the derivation request of described piece of chain network first account;
Fileinfo storage unit, being configured in response to receiving other network nodes to described confirmation of deriving request, being written to by described fileinfo in described first account of described piece of chain network.
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| CN201510169759.7A CN104735164B (en) | 2015-04-10 | 2015-04-10 | A kind of method and apparatus of save file information |
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| CN201510169759.7A CN104735164B (en) | 2015-04-10 | 2015-04-10 | A kind of method and apparatus of save file information |
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| CN201510169759.7A Active CN104735164B (en) | 2015-04-10 | 2015-04-10 | A kind of method and apparatus of save file information |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103927659A (en) * | 2014-04-18 | 2014-07-16 | 刘志望 | Immediate transfer and secure payment method of virtual currency |
| WO2014110519A1 (en) * | 2013-01-11 | 2014-07-17 | Brian Mark Shuster | Medium of exchange based on right to use or access information |
| CN104580253A (en) * | 2015-01-30 | 2015-04-29 | 网易（杭州）网络有限公司 | Method and device for processing user data |
| CN104320262B (en) * | 2014-11-05 | 2017-07-21 | 中国科学院合肥物质科学研究院 | The method and system of client public key address binding, retrieval and the verification of account book technology are disclosed based on encryption digital cash |
-
2015
- 2015-04-10 CN CN201510169759.7A patent/CN104735164B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014110519A1 (en) * | 2013-01-11 | 2014-07-17 | Brian Mark Shuster | Medium of exchange based on right to use or access information |
| CN103927659A (en) * | 2014-04-18 | 2014-07-16 | 刘志望 | Immediate transfer and secure payment method of virtual currency |
| CN104320262B (en) * | 2014-11-05 | 2017-07-21 | 中国科学院合肥物质科学研究院 | The method and system of client public key address binding, retrieval and the verification of account book technology are disclosed based on encryption digital cash |
| CN104580253A (en) * | 2015-01-30 | 2015-04-29 | 网易（杭州）网络有限公司 | Method and device for processing user data |
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