CN110247773A - Packaging method and device on block chain - Google Patents
Packaging method and device on block chain Download PDFInfo
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- CN110247773A CN110247773A CN201910519289.0A CN201910519289A CN110247773A CN 110247773 A CN110247773 A CN 110247773A CN 201910519289 A CN201910519289 A CN 201910519289A CN 110247773 A CN110247773 A CN 110247773A
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- block node
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/0643—Hash functions, e.g. MD5, SHA, HMAC or f9 MAC
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
- G06Q40/04—Trading; Exchange, e.g. stocks, commodities, derivatives or currency exchange
-
- 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
Abstract
The packaging method and device that the present embodiments relate to a kind of on block chain.If including: that the first block to be generated is greater than first threshold, first block is divided into the first sub-block and at least one second sub-block；The first Hash operation, which is carried out, according to first block obtains the first cryptographic Hash；Determine the first numerical value of the multiple block node out；According to the size of the multiple first numerical value of block node out, the first numerical value of specified quantity is selected；Second Hash operation is carried out to the first numerical value of the specified quantity, obtains the second cryptographic Hash；According to second cryptographic Hash and preset random rule, at least one second block node out for going out block node respectively as at least one second sub-block is selected in the multiple block node out.With this, block node can specify next block node out out, which has certain randomness and verifiability, and improve block chain meshed network goes out block efficiency.
Description
Technical field
The present invention relates to field of computer technology more particularly to a kind of packaging methods and device on block chain.
Background technique
Each of block chain network node is equivalent to store each computer of all block datas or service
Device terminal.The production of all new blocks, and the verifying and record keeping of transaction, and it is synchronous to be broadcasted to the whole network, all by node Lai
It completes.
Node is exactly the miner that we are commonly called as.The different of each miner calculate power, determine it can be assigned to how many record keeping
Power harvests how many rewards.
The block chain first generation knows together mechanism POW, is exactly proof of work common recognition mechanism, is commonly called as digging mine.It is new to produce
Block, must just carry out the operation of thousands of secondary Hash collisions.And these operations, many electric power can be consumed, the energy is caused
Waste, therefore also by dirty disease.Everybody is more allowed to worry, once most of power of calculating is monopolized, decentralization is just on the hazard.
The second generation knows together mechanism POS, is exactly that equity proves common recognition mechanism, it is to be determined according to quantity with cash in hand with the time
Who possesses more billing rights.The advantages of this common recognition mechanism is can be to avoid energy consumption, but the disadvantage is that right of speech is all held
Coin rich and influential family is controlled, and centralized feature is formed, and also the original intention with block chain decentralization runs in the opposite direction.
Third generation common recognition mechanism is exactly DPOS, maximum feature, is exactly to be added on the basis that POS equity proves
Electoral system.The super node for the final acquisition billing right being born by all votes by ballot of user with cash in hand is kept accounts, can
To significantly reduce the waste of the energy, still, on the super node all concentrated due to operation, to the calculation force request of super node
It is higher, and the efficiency of super node directly affects the efficiency of book keeping operation, this is resulted in, this kind of mode copes with the ability of large-scale data
Not strong, development is restricted.
Summary of the invention
Based on the above issues, the packaging method and device that the embodiment of the invention provides a kind of on block chain.
In a first aspect, the embodiment of the invention provides a kind of packaging methods on block chain.The block chain node net
Network includes multiple block nodes out, and the method is suitable for first and goes out block node, and described first goes out block node for the multiple block out
Any one in node, which comprises
If the first block to be generated is greater than first threshold, first block is divided into the first sub-block and at least one
A second sub-block, wherein described first, which goes out block node as the first sub-block, goes out block node；
The first Hash operation, which is carried out, according to first block obtains the first cryptographic Hash；
Other nodes into the multiple block node out send first cryptographic Hash；
Determine that the first numerical value of the multiple block node out, the first numerical value of each block node out are based on being somebody's turn to do block node pair out
The signature of first cryptographic Hash determines；
According to the size of the multiple first numerical value of block node out, the first numerical value of specified quantity is selected；
Second Hash operation is carried out to the first numerical value of the specified quantity, obtains the second cryptographic Hash；
According to second cryptographic Hash and preset random rule, at least one is selected in the multiple block node out
Second, which goes out block node, goes out block node respectively as at least one second sub-block.
In some embodiments, the method also includes:
It signs to first cryptographic Hash, obtains the described first the first digital signature for going out block node；
The the first digital signature progress third Hash operation for going out block node to described first obtains described first and goes out block node
The first numerical value.
In some embodiments, further includes:
The third cryptographic Hash that third goes out the transmission of block node is received, the third cryptographic Hash is that the third goes out block node to the
Three blocks carry out the first Hash operation and obtain；
It signs to the third cryptographic Hash, obtains the described first the second digital signature for going out block node；
The the second digital signature progress third Hash operation for going out block node to described first obtains described first and goes out block node
Second value；
Go out described the first of the transmission of the block node second value for going out block node to the third.
In some embodiments, described that second Hash operation is carried out to the first numerical value of the specified quantity, obtain second
Cryptographic Hash, comprising:
The first numerical value of the specified quantity and third value are subjected to the second Hash operation and obtain the second cryptographic Hash, it is described
Third value is the sequence number that 1-n or described first goes out block node, and the n is arbitrary value.
In some embodiments, the preset random rule includes:
Second cryptographic Hash is converted into 10 systems, and takes the remainder of the 4th numerical value, the 4th numerical value is according to
The quantity of multiple verifying nodes determines；
Determine that the corresponding verifying node of the remainder goes out block node for described second.
In some embodiments, which comprises
First digital signature is sent to the multiple block node out.
In some embodiments, further includes:
It receives the 4th and goes out the third digital signature that block node is sent, the third digital signature is directed to the 4th block, described
4th block is divided into third sub-block and at least one the 4th sub-block；
The third digital signature progress third Hash operation for going out block node to described first obtains described first and goes out block node
The 4th numerical value；
According to the size of the multiple 4th numerical value of block node out, the 4th numerical value of specified quantity is selected；
Second Hash operation is carried out to the 4th numerical value of the specified quantity, obtains the 4th cryptographic Hash；
According to the 4th cryptographic Hash and preset random rule, judge described first go out block node whether be it is described extremely
Few 4th sub-block goes out block node；
If so, being packaged to one at least one described the 4th sub-block.
In some embodiments, described according to the 4th cryptographic Hash and preset random rule, judge described first
Whether block node is that the block node that goes out of at least one the 4th sub-block includes: out
According to the 4th cryptographic Hash and preset random rule, determine at least one the 4th sub-block goes out block
The serial number of node；
Whether the serial number for going out block node for judging at least one the 4th sub-block includes described first going out block node
Serial number.
Second aspect provides a kind of packing apparatus on block chain.The block chain meshed network include it is multiple go out
Block node, described device be suitable for first go out block node, described first go out block node be it is the multiple go out block node in it is any
One, described device includes:
Blocking unit, if the first block to be generated is greater than first threshold, for first block to be divided into first
Sub-block and at least one second sub-block, wherein described first, which goes out block node as the first sub-block, goes out block node；
Hash units carry out the first Hash operation according to first block and obtain the first cryptographic Hash；
Transmission unit sends first cryptographic Hash for other nodes into the multiple block node out；
Determination unit, for determining the first numerical value of the multiple block node out, the first numerical value base of each block node out
Go out signature determination of the block node to first cryptographic Hash in this；
First selecting unit selects specified quantity for the size according to the multiple first numerical value of block node out
First numerical value；
The hash units are also used to, and are carried out the second Hash operation to the first numerical value of the specified quantity, are obtained second
Cryptographic Hash；
Second selecting unit is used for according to second cryptographic Hash and preset random rule, in the multiple block out
At least one second block node out for going out block node respectively as at least one second sub-block is selected in node.
In some embodiments, described device further include:
Signature unit obtains the described first the first number for going out block node for signing to first cryptographic Hash
Signature；
Hash units, the first digital signature progress third Hash operation for going out block node to described first obtain described
First goes out the first numerical value of block node.
In some embodiments, further includes:
Receiving unit, the third cryptographic Hash of block node transmission is gone out for receiving third, and the third cryptographic Hash is described the
Three, which go out block node, obtains the first Hash operation of third block progress；
Signature unit obtains the described first the second number for going out block node for signing to the third cryptographic Hash
Signature；
Hash units, the second digital signature progress third Hash operation for going out block node to described first obtain described
First goes out the second value of block node；
Transmission unit, for going out described the first of the transmission of the block node second value for going out block node to the third.
In some embodiments, hash units are specifically used for:
The first numerical value of the specified quantity and third value are subjected to the second Hash operation and obtain the second cryptographic Hash, it is described
Third value is the sequence number that 1-n or described first goes out block node, and the n is arbitrary value.
In some embodiments, the preset random rule includes:
Second cryptographic Hash is converted into 10 systems, and takes the remainder of the 4th numerical value, the 4th numerical value is according to
The quantity of multiple verifying nodes determines；
Determine that the corresponding verifying node of the remainder goes out block node for described second.
In some embodiments, further includes:
Transmission unit, for sending first digital signature to the multiple block node out.
In some embodiments, further includes:
Receiving unit goes out the third digital signature that block node is sent for receiving the 4th, and the third digital signature is directed to
4th block, the 4th block are divided into third sub-block and at least one the 4th sub-block；
Hash units, the third digital signature progress third Hash operation for going out block node to described first obtain described
First goes out the 4th numerical value of block node；
Selecting unit selects specified quantity the 4th for the size according to the multiple 4th numerical value of block node out
Numerical value；
Hash units obtain the 4th cryptographic Hash for carrying out the second Hash operation to the 4th numerical value of the specified quantity；
Judging unit, for judging that described first goes out block section according to the 4th cryptographic Hash and preset random rule
Whether point is that at least one the 4th sub-block goes out block node；
Packaged unit, if so, for being packaged to the 5th block.
In some embodiments, judging unit is specifically used for:
According to the 4th cryptographic Hash and preset random rule, determine at least one the 4th sub-block goes out block node
Serial number；
Whether the serial number for going out block node for judging at least one the 4th sub-block includes described first going out block node
Serial number.
The third aspect, this specification embodiment provide a kind of computer equipment, including memory, processor and are stored in
On memory and the computer program that can run on a processor, which is characterized in that the processor executes real when described program
Either side or various method and steps in existing aforementioned first aspect or second aspect.
Fourth aspect provides a kind of computer readable storage medium, and meter is stored on the computer readable storage medium
Calculation machine program, the computer program realize either side or more in above-mentioned first aspect or second aspect when being executed by processor
Method described in aspect.
5th aspect, provides a kind of computer program product comprising instruction, when described instruction is run on computers
When, so that computer executes in above-mentioned first aspect or second aspect method described in either side or various aspects.
Through the embodiment of the present invention, out block node can specify it is next go out block node, the assignment procedure have it is certain with
Machine and verifiability can reduce block chain by the possibility of success attack, and improve the block out of block chain meshed network
Efficiency, and then book keeping operation efficiency is improved, allow block chain meshed network should the bigger service scenarios of data scale.
Detailed description of the invention
Fig. 1 applies the exemplary architecture of embodiment provided by the present application；
Fig. 2 is a kind of flow chart of the packaging method on block chain provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of the device of the release information based on block chain provided in an embodiment of the present invention；
Fig. 4 shows a kind of computer equipment structural schematic diagram provided by this specification embodiment.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The packaging method and device that the embodiment of the invention provides a kind of on block chain.Fig. 1 is shown using the application
The exemplary architecture of the embodiment of offer.
As shown in Figure 1, the exemplary architecture may include multiple block chain nodes, multiple block chain node may include
Multiple block nodes 101 out and multiple block nodes 102 out.In one example, should go out block node can be to be selected by election mechanism
The quantity of the multiple super nodes selected, the super node can determine according to actual needs, and the quantity of the super node can be
Odd number, such as 21.In another example, multiple verifying node can be alternate node, wherein the super node can
Think and chosen from alternate node, the quantity of the alternate node can also determine according to actual needs, for example, can be 100,
Wherein, alternate node can be selected according to preset random rule, for example, calculating the highest specified quantity node of power can be with
Alternately node.In another example, verifying node can also be all or part of node in addition to block node out.Its
In, block chain node can be realized in a software form, can also realize in the form of hardware.When implemented in hardware, it can be
Laptop, desktop computer and mobile terminal etc..
Block node is mainly used for based on common recognition mechanism out, the data in system in designated time period is produced block, also
It is primarily used for keeping accounts.Verifying node is mainly used for based on common recognition mechanism, and the block generated to block node out is verified, and passes through
The block of verifying can be recorded in block chain.It is can communicate between node to synchronize the data such as block chain.For example, section
It can be communicated based on D2D agreement between point.
In order to facilitate understanding of embodiments of the present invention, it is further explained below in conjunction with attached drawing with specific embodiment
Bright, embodiment does not constitute the restriction to the embodiment of the present invention.
Fig. 2 is a kind of flow chart of the packaging method on block chain provided by the invention.The block chain meshed network packet
The block chain meshed network in multiple block nodes, such as exemplary architecture shown in FIG. 1 out is included, this method is suitable for first and goes out block
Node, this first go out block node be it is multiple go out block nodes in any one.As shown in Fig. 2, this method specifically includes:
S210, if the first block to be packaged be greater than first threshold, by first block be divided into the first sub-block and
At least one second sub-block, wherein described first, which goes out block node as the first sub-block, goes out block node.
Wherein, each node in block chain meshed network is run based on common recognition mechanism.The common recognition mechanism is predefined,
The common recognition mechanism, which can wrap, includes block common recognition mechanism, verifying common recognition mechanism etc..
Block node out in block chain meshed network can determine that first goes out block node according to the common recognition mechanism of block out, this first
The data in system in designated time period can be generated block by block node out.The designated time period can according to actual needs really
It is fixed, such as can be 1 second, 10 seconds, 3 minutes or 10 minutes etc..The system can be corresponding whole for the block chain meshed network
A block catenary system.Wherein, block chain has multiple blocks to constitute, and each block can carry the mark of a block
The storage organization of chain type is formed.
First goes out block node after determining the first block, if it is determined that the first block is greater than first threshold, it is determined that this
One block is excessive, will affect out block efficiency, then first block can be divided into multiple sub-blocks, goes out block node by different
The sub-block is packaged, to promote packaging efficiency.
Wherein, first threshold can be determine according to actual needs.
It, can determine according to actual needs, for example, it may be determined that the data of block are less than for the division rule of sub-block
The maximum time interval of first threshold then divides sub-block according to the maximum time interval.For example, maximum time interval can be
1 minute, a block was 3 minutes, it is possible to be divided into three 1 minute sub-blocks.
S220 carries out the first Hash operation according to first block and obtains the first cryptographic Hash.
Current block chain node is generating block it needs to be determined that next node for needing to generate block, the current block chain
Node is properly termed as first and goes out block node, which is properly termed as second and goes out block node, deserve
The block that preceding block chain link point generates is properly termed as the first block, and the block which generates can
To be known as the second block.
In order to increase the efficiency for going out the selection of block node of node, reduce the burden of system, next block node out is being selected
When, the first Hash operation can be carried out to the first block, obtain the first cryptographic Hash.Wherein, verifying common recognition mechanism may include pre-
First Hash operation of definition, which can determine according to actual needs, for example, the first Hash operation can be
SHA-256 etc..
S230, other nodes into multiple block nodes out send the first cryptographic Hash.
Multiple block node out can go out block node for whole.
S240 determines that the first numerical value of the multiple block node out, the first numerical value of each block node out are based on being somebody's turn to do block out
Node determines the signature of first cryptographic Hash.
Each go out block node to sign to the first cryptographic Hash, obtains first digital signature for block node；Block should be gone out
First digital signature of node can be used as first numerical value for block node.Alternatively, each going out block node goes out block node to this
The first digital signature carry out third Hash operation obtain first numerical value for block node.
In one example, first goes out block node and can sign to the first cryptographic Hash, obtains first and goes out block node
First digital signature；First first digital signature that block node goes out block node to first out carries out third Hash operation and is somebody's turn to do
First goes out the first numerical value of block node.
Each block chain node may include at least one secret key pair, and each secret key pair includes a public key and a private
Key, the private key can store in local, which can be sent to other block chain nodes.
Currently go out block node after determining the first cryptographic Hash, can sign to first cryptographic Hash, obtains the first number
Word signature.First signature for going out block node can be used the private key for block node and sign, corresponding using the private key
Public key can verify first signature for block node.
S250 selects the first numerical value of specified quantity according to the size of multiple first numerical value of block node out.
Wherein it is possible to be ranked up to the first numerical value of multiple block nodes out, the specified number for selecting numerical value larger or smaller
Measure the first numerical value.The specified quantity can determine according to actual needs, for example, the specified quantity can be 2.
S260 carries out the second Hash operation to the first numerical value of specified quantity, obtains the second cryptographic Hash.
When determining block node, the second Hash operation can be carried out to specified quantity the first digital signature, obtain the
Two cryptographic Hash.Wherein, block common recognition mechanism may include predefined second Hash operation out, which can basis
Actual needs determines, for example, the second Hash operation can be SHA-256 etc..Wherein, the first Hash operation and the second Hash operation
It can be able to be different Hash operations for identical Hash operation.
S270, according to second cryptographic Hash and preset random rule, it is the multiple go out block node in select to
Few one second goes out block node and goes out block node respectively as at least one second sub-block.
In some embodiments, it can be determined according to the size relation of at least one the second serial number for going out block node and successively be closed
System goes out block node respectively as at least one the second sub-block according to precedence relationship.For example, it is each go out block child node be according to
What the time divided, the precedence relationship progress of block node can be gone out according to the time order and function relationship of block child node out and second
Match, determines that the second of each block child node out goes out block node.
When determining block node, can be selected according to the second cryptographic Hash.Wherein, block common recognition mechanism may include out
The preset random rule of selection gist, the preset random rule have certain randomness and verifiability.
In one example, which may include:
Second cryptographic Hash is converted into 10 systems, and takes the remainder of the 4th numerical value；
Determine that the corresponding verifying node of the remainder goes out block node for second.
Wherein, the 4th numerical value can be determined according to the quantity of block node out.For example, the quantity of block node can be out
100, the 4th numerical value can be 100.
Wherein, the second cryptographic Hash ensure that randomness, the determination of the second cryptographic Hash and preset random rule, ensure that
This second go out block node verifiability.
First go out block node the first digital signature can be sent to second go out block node, so as to second go out block node continue
Block out.For example, the first digital signature can be sent to multiple block nodes out by way of broadcast.
Block node the first block of transmission and first can also be gone out to second and go out the public key of block node.Wherein, the public key is sent
Form may include a variety of.In one example, can be generated according to the public key should go out block address of node, which can be with
Produce or be transferred to address as transaction, this second go out block node can be gone out according to this block address of node determine should go out block node
Public key.In another example, which can carry is sent in the first block.
Second goes out block node after receiving the first digital signature, can verify the first identity for going out block node first, should
The identity of block node can carry out verifying realization to the first digital signature by going out the public key of block node out.After being verified,
Second go out block node can the verifying identity to itself verify, which can be based on preset random rule
It is verified, whether includes its own to verify the block node out of the second block.After above-mentioned two verification process all passes through, the
Two, which go out block node, is again packaged the second block, and the second block of packing is carried out the whole network and is synchronized.
In some embodiments, above-mentioned steps S260 can be specifically achieved by the steps of:
First digital signature and third value are subjected to the second Hash operation and obtain the second cryptographic Hash.
Wherein, third value is the predefined fixed values such as 1-n, which is arbitrary value.
The third value can also for first go out block node sequence number, or according to first go out block node sequence number it is true
Fixed numerical value.By the third value, the randomness of block node selection can be further realized out.
In some embodiments, this method further includes following steps:
1) the third cryptographic Hash that third goes out the transmission of block node is received.
Wherein, which goes out block node for third and obtains to the first Hash operation of third block progress；The third
Block can go out the newly-generated block of block node for second.
2) it signs to third cryptographic Hash, obtains the first the second digital signature for going out block node；
3) the second digital signature for going out block node to first carries out third Hash operation and obtains second that first goes out block node
Numerical value；
4) go out described the first of the transmission of the block node second value for going out block node to third.
In some embodiments, can also include the following steps:
1) it receives the 4th and goes out the third digital signature that block node is sent, the third digital signature is directed to the 4th block, institute
It states the 4th block and is divided into third sub-block and at least one the 4th sub-block；
2) to described first go out block node third digital signature carry out third Hash operation obtain described first go out block section
4th numerical value of point；
3) according to the size of the multiple 4th numerical value of block node out, the 4th numerical value of specified quantity is selected；
4) the second Hash operation is carried out to the 4th numerical value of the specified quantity, obtains the 4th cryptographic Hash；
5) according to the 4th cryptographic Hash and preset random rule, judge that described first goes out whether block node is described
5th block goes out block node, and the 5th block is next block of the 4th block；
6) if so, being packaged to the 5th block.
7) if it is not, then terminating.
In step 1), it can receive the 4th and go out the 4th block, public key and third digital signature that block node is sent.
Wherein, the 4th block can go out the newly-generated block of block node for the 4th.The third digital signature can be according to this
4th block determines.It specifically may refer to the acquisition process of aforementioned first digital signature, details are not described herein again.
First, which goes out block node, can also determine that the 4th public key for going out block node, the public key can go out block node according to the 4th
Address determine, also it is available carrying with the public key in third block.
, can be according to the 4th cryptographic Hash and preset random rule in step 5), determine the 5th block goes out block section
The serial number of point；Whether the serial number for going out block node for judging the 5th block is the first serial number for going out block node.
First goes out block node after receiving the 4th block, can verify the 4th identity for going out block node first, should go out block
The identity of node can be realized by following step.
Step A goes out the third digital signature that public key described in block node goes out block node to the described 4th using the 4th and tests
Card obtains the 4th the 5th cryptographic Hash for going out block node.
Step B carries out the first Hash operation to the 4th block and obtains the 6th cryptographic Hash；
First, which goes out block node, can compare the 5th cryptographic Hash and whether the 6th cryptographic Hash is identical, if identical, illustrate this
Third digital signature goes out the digital signature of block node for the 4th, namely is verified.If it is different, then verifying does not pass through.
Through the embodiment of the present invention, out block node can specify it is next go out block node, the assignment procedure have it is certain with
Machine and verifiability can reduce block chain by the possibility of success attack, and improve the block out of block chain meshed network
Efficiency, and then book keeping operation efficiency is improved, allow block chain meshed network should the bigger service scenarios of data scale.
Fig. 3 is a kind of packing apparatus structural schematic diagram on block chain provided in an embodiment of the present invention.The block chain link
Spot net includes the block chain meshed network in multiple block nodes, such as exemplary architecture shown in FIG. 1 out, and described device is applicable in
In current block node out, the current block node out is any one in the multiple block node out, and described device includes:
Blocking unit 301, if the first block to be generated is greater than first threshold, for first block to be divided into the
One sub-block and at least one second sub-block, wherein described first, which goes out block node as the first sub-block, goes out block node；
Hash units 302 carry out the first Hash operation according to first block and obtain the first cryptographic Hash；
Transmission unit 303 sends first cryptographic Hash for other nodes into the multiple block node out；
Determination unit 304, for determining the first numerical value of the multiple block node out, the first numerical value of each block node out
Go out block node based on this to determine the signature of first cryptographic Hash；
First selecting unit 305 selects specified quantity for the size according to the multiple first numerical value of block node out
A first numerical value；
The hash units 302 are also used to, and carry out the second Hash operation to the specified quantity the first numerical value, obtain the
Two cryptographic Hash；
Second selecting unit 306, for according to second cryptographic Hash and preset random rule, it is the multiple go out
At least one second block node out for going out block node respectively as at least one second sub-block is selected in block node.
In some embodiments, described device further include:
Signature unit obtains the described first the first number for going out block node for signing to first cryptographic Hash
Signature；
Hash units, the first digital signature progress third Hash operation for going out block node to described first obtain described
First goes out the first numerical value of block node.
In some embodiments, further includes:
Receiving unit, the third cryptographic Hash of block node transmission is gone out for receiving third, and the third cryptographic Hash is described the
Three, which go out block node, obtains the first Hash operation of third block progress；
Signature unit obtains the described first the second number for going out block node for signing to the third cryptographic Hash
Signature；
Hash units, the second digital signature progress third Hash operation for going out block node to described first obtain described
First goes out the second value of block node；
Transmission unit, for going out described the first of the transmission of the block node second value for going out block node to the third.
In some embodiments, hash units are specifically used for:
The first numerical value of the specified quantity and third value are subjected to the second Hash operation and obtain the second cryptographic Hash, it is described
Third value is the sequence number that 1-n or described first goes out block node, and the n is arbitrary value.
In some embodiments, the preset random rule includes:
Second cryptographic Hash is converted into 10 systems, and takes the remainder of the 4th numerical value, the 4th numerical value is according to
The quantity of multiple verifying nodes determines；
Determine that the corresponding verifying node of the remainder goes out block node for described second.
In some embodiments, further includes:
Transmission unit, for sending first digital signature to the multiple block node out.
In some embodiments, further includes:
Receiving unit goes out the third digital signature that block node is sent for receiving the 4th, and the third digital signature is directed to
4th block, the 4th block are divided into third sub-block and at least one the 4th sub-block；
Hash units, the third digital signature progress third Hash operation for going out block node to described first obtain described
First goes out the 4th numerical value of block node；
Selecting unit selects specified quantity the 4th for the size according to the multiple 4th numerical value of block node out
Numerical value；
Hash units obtain the 4th cryptographic Hash for carrying out the second Hash operation to the 4th numerical value of the specified quantity；
Judging unit, for judging that described first goes out block section according to the 4th cryptographic Hash and preset random rule
Whether point is that at least one the 4th sub-block goes out block node；
Packaged unit, if so, for being packaged to the 5th block.
In some embodiments, judging unit is specifically used for:
According to the 4th cryptographic Hash and preset random rule, determine at least one the 4th sub-block goes out block node
Serial number；
Whether the serial number for going out block node for judging at least one the 4th sub-block includes described first going out block node
Serial number.
It is appreciated that the packing apparatus on block chain of the present embodiment is corresponding with embodiment of the method shown in Fig. 2, because
This is equally applicable to the device of the present embodiment above with respect to the description of embodiment of the method shown in Fig. 2, and details are not described herein.
Fig. 4 shows a kind of computer equipment structural schematic diagram, the computer equipment provided by this specification embodiment
It may include: processor 410, memory 420, input/output interface 430, communication interface 440 and bus 450.Wherein processor
440, memory 420, input/output interface 430 and communication interface 440 by bus 450 realize between inside equipment
Communication connection.
Processor 410 can use general CPU (Central Processing Unit, central processing unit), micro process
Device, application specific integrated circuit (Application Specific Integrated Circuit, ASIC) or one or
The modes such as multiple integrated circuits are realized, for executing relative program, to realize technical solution provided by this specification embodiment.
Memory 420 can use ROM (Read Only Memory, read-only memory), RAM (Random Access
Memory, random access memory), static storage device, the forms such as dynamic memory realize.Memory 420 can store
Operating system and other applications are realizing technical solution provided by this specification embodiment by software or firmware
When, relevant program code is stored in memory 420, and execution is called by processor 410.
Input/output interface 430 is for connecting input/output module, to realize information input and output.Input and output/
Module can be used as component Configuration (not shown) in a device, can also be external in equipment to provide corresponding function.Wherein
Input equipment may include keyboard, mouse, touch screen, microphone, various kinds of sensors etc., output equipment may include display,
Loudspeaker, vibrator, indicator light etc..
Communication interface 440 is used for connection communication module (not shown), to realize the communication of this equipment and other equipment
Interaction.Wherein communication module can be realized by wired mode (such as USB, cable etc.) and be communicated, can also be wirelessly
(such as mobile network, WIFI, bluetooth etc.) realizes communication.
Bus 450 includes an access, in various components (such as the processor 410, memory 420, input/output of equipment
Interface 430 and communication interface 440) between transmit information.
It should be noted that although above equipment illustrates only processor 410, memory 420, input/output interface
430, communication interface 440 and bus 450, but in the specific implementation process, which can also include realizing to operate normally
Necessary other assemblies.In addition, it will be appreciated by those skilled in the art that, it can also be only comprising realizing in above equipment
Component necessary to this specification example scheme, without including all components shown in figure.
Professional should further appreciate that, described in conjunction with the examples disclosed in the embodiments of the present disclosure
Unit and algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, hard in order to clearly demonstrate
The interchangeability of part and software generally describes each exemplary composition and step according to function in the above description.
These functions are implemented in hardware or software actually, the specific application and design constraint depending on technical solution.
Professional technician can use different methods to achieve the described function each specific application, but this realization
It should not be considered as beyond the scope of the present invention.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can be executed with hardware, processor
The combination of software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only memory
(ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field
In any other form of storage medium well known to interior.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all any modification, equivalent substitution, improvement and etc. within the scope of the present invention, done should be included in this hair
Within bright protection scope.
Claims (10)
1. a kind of packaging method on block chain, which is characterized in that block chain meshed network includes multiple block nodes out, described
Method is suitable for first and goes out block node, and described first goes out block node for any one in the multiple block node out, the side
Method includes:
If the first block to be generated is greater than first threshold, by first block be divided into the first sub-block and at least one the
Two sub-blocks, wherein described first, which goes out block node as the first sub-block, goes out block node；
The first Hash operation, which is carried out, according to first block obtains the first cryptographic Hash；
Other nodes into the multiple block node out send first cryptographic Hash；
Determine it is the multiple go out block node the first numerical value, it is each go out block node the first numerical value be based on to go out block node to described
The signature of first cryptographic Hash determines；
According to the size of the multiple first numerical value of block node out, the first numerical value of specified quantity is selected；
Second Hash operation is carried out to the first numerical value of the specified quantity, obtains the second cryptographic Hash；
According to second cryptographic Hash and preset random rule, it is the multiple go out block node in select at least one second
Block node goes out block node respectively as at least one second sub-block out.
2. the method according to claim 1, wherein the method also includes:
It signs to first cryptographic Hash, obtains the described first the first digital signature for going out block node；
The first digital signature for going out block node to described first carries out third Hash operation and obtains that described first goes out block node
One numerical value.
3. according to the method described in claim 2, it is characterized by further comprising:
The third cryptographic Hash that third goes out the transmission of block node is received, the third cryptographic Hash is that the third goes out block node to third area
Block carries out the first Hash operation and obtains；
It signs to the third cryptographic Hash, obtains the described first the second digital signature for going out block node；
The second digital signature for going out block node to described first carries out third Hash operation and obtains that described first goes out block node
Two numerical value；
Go out described the first of the transmission of the block node second value for going out block node to the third.
4. the method according to claim 1, wherein described carry out second to the first numerical value of the specified quantity
Hash operation obtains the second cryptographic Hash, comprising:
The first numerical value of the specified quantity and third value are subjected to the second Hash operation and obtain the second cryptographic Hash, the third
Numerical value is the sequence number that 1-n or described first goes out block node, and the n is arbitrary value.
5. the method according to claim 1, wherein the preset random rule includes:
Second cryptographic Hash is converted into 10 systems, and takes the remainder of the 4th numerical value, the 4th numerical value is according to the multiple
The quantity for verifying node determines；
Determine that the corresponding verifying node of the remainder goes out block node for described second.
6. the method according to claim 1, wherein the described method includes:
First digital signature is sent to the multiple block node out.
7. according to the method described in claim 6, it is characterized by further comprising:
Receive the 4th go out block node send third digital signature, the third digital signature be directed to the 4th block, the described 4th
Block is divided into third sub-block and at least one the 4th sub-block；
The third digital signature for going out block node to described first carries out third Hash operation and obtains that described first goes out block node
Four numerical value；
According to the size of the multiple 4th numerical value of block node out, the 4th numerical value of specified quantity is selected；
Second Hash operation is carried out to the 4th numerical value of the specified quantity, obtains the 4th cryptographic Hash；
According to the 4th cryptographic Hash and preset random rule, judge that described first goes out whether block node is described at least one
A 4th sub-block goes out block node；
If so, being packaged to one at least one described the 4th sub-block.
8. the method according to the description of claim 7 is characterized in that described according to the 4th cryptographic Hash and preset random
Rule judges that described first goes out whether block node is that the block node that goes out of at least one the 4th sub-block includes:
According to the 4th cryptographic Hash and preset random rule, the sequence for going out block node of at least one the 4th sub-block is determined
Number；
Whether the serial number for going out block node for judging at least one the 4th sub-block includes the described first serial number for going out block node.
9. a kind of packing apparatus on block chain, which is characterized in that the block chain meshed network includes multiple block nodes out,
Described device is suitable for first and goes out block node, and described first goes out block node for any one in the multiple block node out, institute
Stating device includes:
Blocking unit, if the first block to be generated is greater than first threshold, for first block to be divided into the first sub-district
Block and at least one second sub-block, wherein described first, which goes out block node as the first sub-block, goes out block node；
Hash units carry out the first Hash operation according to first block and obtain the first cryptographic Hash；
Transmission unit sends first cryptographic Hash for other nodes into the multiple block node out；
Determination unit, for determining the first numerical value of the multiple block node out, the first numerical value of each block node out is based on should
Block node determines the signature of first cryptographic Hash out；
First selecting unit selects specified quantity first for the size according to the multiple first numerical value of block node out
Numerical value；
The hash units are also used to, and are carried out the second Hash operation to the first numerical value of the specified quantity, are obtained the second Hash
Value；
Second selecting unit is used for according to second cryptographic Hash and preset random rule, in the multiple block node out
It is middle to select at least one second block node out for going out block node respectively as at least one second sub-block.
10. device according to claim 9, which is characterized in that further include:
Transmission unit, for sending first digital signature to the multiple block node out.
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