CN109831514A - Parallel chain common recognition method, data exception processing method, equipment and storage medium - Google Patents
Parallel chain common recognition method, data exception processing method, equipment and storage medium Download PDFInfo
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- CN109831514A CN109831514A CN201910157805.XA CN201910157805A CN109831514A CN 109831514 A CN109831514 A CN 109831514A CN 201910157805 A CN201910157805 A CN 201910157805A CN 109831514 A CN109831514 A CN 109831514A
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Abstract
The present invention provides parallel chain common recognition method, data exception processing method, equipment and storage medium, this method comprises: after the common recognition result that main chain generates the first parallel chain block, from the first common recognition transaction of the synchronous first parallel chain block of corresponding main chain node, the first common recognition transaction is executed to generate the first implementing result；Wherein, the first common recognition transaction includes the implementing result by several first transaction of the first parallel chain block of parallel chain-main chain common recognition；It is whether consistent that first implementing result and current parallel chain node are executed into the second implementing result comparison that several first transaction generate: they being that then parallel chain know together successfully, the common recognition height of the first parallel chain of increase；No, then the failure of parallel chain common recognition, does not increase the common recognition height of the first parallel chain.The present invention, which passes through, will execute the second implementing result comparison that the implementing result of the first common recognition transaction is traded with the synchronous main chain that this node executes, and can find distorting for attacker in time, further ensure the accuracy of common recognition result.
Description
Technical field
This application involves block chain information technical fields, and in particular to a kind of parallel chain common recognition method, data exception processing
Method, equipment and storage medium.
Background technique
It is all that after parallel chain has executed and belongs to the transaction of this chain, implementing result is sent in existing parallel chain common recognition
It knows together to main chain, parallel chain needs the common recognition result of synchronous main chain only to complete parallel chain common recognition.Such case is directly same
The scheme of step main chain common recognition result easily causes common recognition result to be tampered but the ignorant phenomenon of parallel chain node, waits parallel
Possible block height has increased many after chain discovery, causes very big loss.
Summary of the invention
In view of drawbacks described above in the prior art or deficiency, it is intended to provide a kind of parallel chain common recognition side with verifying function
Method, equipment and storage medium.
In a first aspect, the present invention provides a kind of parallel chain common recognition method, this method is suitable for parallel chain node, this method packet
It includes:
After the common recognition result that main chain generates the first parallel chain block, from the synchronous first parallel sequence of corresponding main chain node
First common recognition transaction of block executes the first common recognition transaction to generate the first implementing result；Wherein, the first common recognition transaction includes passing through
The implementing result of several first transaction of the first parallel chain block of parallel chain-main chain common recognition；
First implementing result and current parallel chain node are executed the second implementing result that several first transaction generate to compare
It is whether consistent:
It is that then parallel chain is known together successfully, increases the common recognition height of the first parallel chain；
No, then the failure of parallel chain common recognition, does not increase the common recognition height of the first parallel chain.
Further, if parallel chain common recognition failure, judges whether current parallel chain node breaks down:
It is that the first parallel chain block synchronous from corresponding main chain node is continued to execute after handling this parallel chain node failure
First common recognition transaction and subsequent step；
It is no, it sends data exception and trades to corresponding main chain node, so that main chain node judges common recognition failure cause and locates
Reason.
Second aspect, the present invention provide a kind of data exception processing method, and this method is suitable for main chain node, this method packet
It includes:
Receive the data exception transaction that corresponding parallel chain node is sent；Wherein, data exception transaction is by parallel chain node
Judge that the first implementing result executes the second implementing result that several first transaction generate with parallel chain node and compares inconsistent cause
Parallel chain common recognition be not unsuccessfully to be sent after this parallel chain node failure causes, the first implementing result is synchronous simultaneously by parallel chain node
It executes the first common recognition transaction to generate, if the first common recognition transaction includes by the first parallel chain block of parallel chain-main chain common recognition
The implementing result of dry first transaction；
Abnormal data is judged and handled according to data exception transaction, so that parallel chain node is from corresponding master link
Point is synchronous and executes the first of the first parallel chain block the common recognition transaction to generate the first implementing result, and judges the first implementing result
It is whether consistent that the second implementing result comparison that several first transaction generate is executed with parallel chain node.
Further, according to data exception transaction abnormal data is judged and is handled include:
According to abnormal data judge main chain whether bifurcated: be then to carry out rolling back action.
The third aspect, the present invention also provides a kind of equipment, including one or more processors and memory, wherein memory
Comprising can by instruction that the one or more processors execute so that the one or more processors execute it is each according to the present invention
The parallel chain common recognition that embodiment provides, data exception processing method.
Fourth aspect, the present invention also provides a kind of storage medium for being stored with computer program, which makes to count
Calculation machine executes the parallel chain common recognition that each embodiment provides according to the present invention, data exception processing method.
A kind of parallel chain common recognition method, equipment and the storage medium that many embodiments of the present invention provide pass through will be synchronous and hold
Row parallel chain node is sent to trading on main chain by the first common recognition after parallel chain-main chain common recognition, and by implementing result with
The the second implementing result comparison for the synchronization main chain transaction that this node executes, is verified by the comparison of parallel chain node, can be timely
It was found that attacker's distorts, the accuracy of common recognition result is further ensured.
A kind of parallel chain common recognition method, the equipment of some embodiments of the invention offer further pass through parallel with storage medium
Reason is checked oneself after chain common recognition failure in time or notice main chain node improves flat in time to deal with for failure cause
The efficiency of row chain common recognition.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is a kind of schematic diagram of a scenario for parallel chain common recognition method that one embodiment of the invention provides.
Fig. 2 is a kind of flow chart for parallel chain common recognition method that one embodiment of the invention provides
Fig. 3 is the flow chart of one preferred embodiment of method shown in Fig. 2.
Fig. 4 is a kind of flow chart for data exception processing method that one embodiment of the invention provides.
Fig. 5 is a kind of structural schematic diagram for equipment that one embodiment of the invention provides.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, part relevant to invention is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The present invention provides a kind of parallel chain node and carries out parallel chain to by the know together block of mechanism common recognition of parallel chain-main chain
The solution of side common recognition.In the present invention, a main chain can configure one or more parallel chain.
Each node of one parallel chain corresponds respectively to different main chain nodes, and can click through with corresponding master link
Row communicates, and not can be carried out communication between each node of parallel chain mutually.
Parallel chain-main chain common recognition mechanism by means of main chain common recognition: in parallel chain it is (logical configured with several authorization nodes
Often it is 3f+1, f is positive integer), each authorization node is packaged the block information of block to be known together respectively and is sent to corresponding master
Chain node, main chain node record each block information to main chain, and verify in each block information whether have no less than the first threshold
The block information of value quantity is identical: being that then the parallel chain block is used for certification by common recognition, and for the parallel chain block arrangement
Commit mark, the block information of block to be known together is to execute the implementing result of the transaction of this parallel chain, with transaction of knowing together
Form is sent to corresponding main chain node.
Fig. 1 is a kind of schematic diagram of a scenario for parallel chain common recognition method that one embodiment of the invention provides.
As shown in Figure 1, in the present embodiment, configuring several nodes (A, B, C ..., T ...) with main chain, the first parallel chain is matched
It setting 10 nodes (a1, b1, c1 ..., t1), interior joint a1, b1, c1, d1 is configured to for the authorization node of the first parallel chain,
Parallel chain common recognition scheme of the invention is described in detail.
In Fig. 1, client terminal sends the transaction (such as tx1, tx2 ... ...) of the first parallel chain on main chain, and first is parallel
Each node of chain is traded and is executed from the synchronous tx1 of corresponding main chain node, tx2 etc., then to execute tx1 in transaction of knowing together,
Tx2 ... waits the implementing result of transaction.
Fig. 2 is a kind of parallel chain common recognition method flow diagram that one embodiment of the invention provides.
As shown in Fig. 2, in the present embodiment, the present invention provides a kind of parallel chain common recognition method, and this method is suitable for parallel
Chain node (such as a1 shown in FIG. 1, b1, c1, d1 ...) includes:
S11, after the common recognition result that main chain generates the first parallel chain block, it is synchronous first parallel from corresponding main chain node
First common recognition transaction of chain block executes the first common recognition transaction to generate the first implementing result；Wherein, the first common recognition, which is traded, includes
Pass through the implementing result of several first transaction of the first parallel chain block of parallel chain-main chain common recognition；
S12, the first implementing result and current parallel chain node are executed into the second implementing result that several first transaction generate
It whether consistent compares:
It is that then parallel chain is known together successfully, increases the common recognition height of the first parallel chain；
No, then the failure of parallel chain common recognition, does not increase the common recognition height of the first parallel chain.
For the scene figure shown in Fig. 1, each parallel chain node (a1, b1, c1, d1 ...) of the first parallel chain is respectively to right
Main chain node isochronous transaction tx1, the tx2 answered executes tx1, generates implementing result m2, the authorization node of the first parallel chain after tx2
The first common recognition transaction that implementing result is packaged the first parallel chain block of generation is sent to by (a1 as shown in Figure 1, b1, c1, d1)
Corresponding main chain node passes through the first parallel sequence in main chain so that main chain node is by parallel chain-main chain common recognition mechanism common recognition
The common recognition of block and after being recorded on main chain, the synchronous first common recognition transaction of each parallel chain node, and execute the first common recognition transaction and generate
First implementing result m1 and each parallel chain node early period are executed tx1, the implementing result m2 that tx2 is generated by the first implementing result m1
Comparison, if unanimously, parallel chain is known together successfully, then the common recognition height of parallel chain increases, and the common recognition for otherwise not increasing parallel chain is high
Degree.
The present embodiment is by the synchronous common recognition transaction of parallel chain node, rather than directly synchronous main chain common recognition will be as a result, will calculate
The implementing result of the transaction for this synchronous chain that the result traded of knowing together and this node calculate compares, and finds that main chain common recognition is tied in time
Fruit is tampered or situations such as bifurcated.
Fig. 3 is the flow chart of one preferred embodiment of method shown in Fig. 2.
As shown in figure 3, in the present embodiment, the above method further include:
If the common recognition failure of S13, parallel chain, judges whether current parallel chain node breaks down:
It is that the first parallel chain block synchronous from corresponding main chain node is continued to execute after handling this parallel chain node failure
First common recognition transaction and subsequent step；
It is no, it sends data exception and trades to corresponding main chain node, so that main chain node judges common recognition failure cause and locates
Reason.
Specifically, if parallel chain common recognition failure, present node judges whether it is this nodes break down, as hard disk goes out
Situations such as existing problem, version is inconsistent, if so, failure cause is released in time, the common recognition transaction of re-synchronization first, so as to timely
Complete parallel chain common recognition.If not this nodes break down, then send data exception transaction, master link to corresponding main chain node
Caused by whether the reason of point judges common recognition failure according to data exception transaction is main chain, for example bifurcated situation occurs for main chain, or
The case where person is several nodes joint cheating that main chain participates in common recognition, or be that the common recognition result of main chain is maliciously distorted
Other situations.
In addition, due to not communicated mutually between parallel chain node, if after checking that this node does not break down, to correspondence
Information also is sent to the operator of block catenary system while main chain node, so that operator checks failure cause, to avoid
The parallel chain authorization node for sending common recognition transaction combines the case where practising fraud.
Fig. 4 is a kind of flow chart for data exception processing method that one embodiment of the invention provides.
As shown in figure 4, in the present embodiment, the present invention provides a kind of data exception processing method, this method is suitable for master
Chain node, the above method include:
S21, the data exception transaction that corresponding parallel chain node is sent is received；Wherein, data exception transaction is by parallel chain
It is inconsistent that node judges that the first implementing result is compared with the second implementing result that parallel chain node executes several first transaction generations
Caused parallel chain common recognition is not unsuccessfully to send after this parallel chain node failure causes, and the first implementing result is same by parallel chain node
It walks and executes the transaction of the first common recognition and generate, the first common recognition transaction includes by the first parallel chain block of parallel chain-main chain common recognition
It is several first transaction implementing results；
S22, abnormal data is judged and is handled according to data exception transaction, so that parallel chain node is from corresponding master
Chain node is synchronous and executes the first of the first parallel chain block the common recognition transaction to generate the first implementing result, and judges the first execution
As a result it is whether consistent that the second implementing result comparison that several first transaction generate is executed with parallel chain node.
Specifically, method shown in Fig. 4 is consistent with the implementation principle of method shown in Fig. 2, and details are not described herein.
Preferably, abnormal data is judged and is handled according to data exception transaction described in step S22, comprising:
S221, judged according to the abnormal data main chain whether bifurcated: be then to carry out rolling back action.
Specifically, after master link point receives the data exception transaction that corresponding parallel chain node is sent, sentenced according to abnormal data
Whether disconnected be the common recognition failure of parallel chain caused by main chain bifurcated, if so, executing rolling back action.
In above-described embodiment, data exception transaction is sent by parallel chain node chain linked to owner node, master link point can be made
Self reason is searched in time, leads to parallel chain common recognition failure if it is due to main chain bifurcated, main chain node can also be made to hold in advance
Row rolling back action, without discovery bifurcated returns again after the common recognition failure of a large amount of parallel chains or after the multiple blocks of main chain node execution
Rolling, greatly improves execution efficiency.
Fig. 5 is a kind of structural schematic diagram for equipment that one embodiment of the invention provides.
As shown in figure 5, present invention also provides a kind of equipment 700, including one or more centres as on the other hand
Unit (CPU) 701 is managed, can be added according to the program being stored in read-only memory (ROM) 702 or from storage section 708
The program that is downloaded in random access storage device (RAM) 703 and execute various movements appropriate and processing.In RAM703, also deposit
It contains equipment 700 and operates required various programs and data.CPU701, ROM702 and RAM703 pass through the phase each other of bus 704
Even.Input/output (I/O) interface 705 is also connected to bus 704.
I/O interface 705 is connected to lower component: the importation 706 including keyboard, mouse etc.；It is penetrated including such as cathode
The output par, c 707 of spool (CRT), liquid crystal display (LCD) etc. and loudspeaker etc.；Storage section 708 including hard disk etc.；
And the communications portion 709 of the network interface card including LAN card, modem etc..Communications portion 709 via such as because
The network of spy's net executes communication process.Driver 710 is also connected to I/O interface 705 as needed.Detachable media 711, such as
Disk, CD, magneto-optic disk, semiconductor memory etc. are mounted on as needed on driver 710, in order to read from thereon
Computer program be mounted into storage section 708 as needed.
Particularly, in accordance with an embodiment of the present disclosure, the parallel chain common recognition method and data of any of the above-described embodiment description are different
Normal processing method may be implemented as computer software programs.For example, embodiment of the disclosure includes a kind of computer program production
Product comprising the computer program being tangibly embodied on machine readable media, the computer program include flat for executing
The program code of row chain common recognition method and data abnormality eliminating method.In such embodiments, which can lead to
It crosses communications portion 709 to be downloaded and installed from network, and/or is mounted from detachable media 711.
As another aspect, present invention also provides a kind of computer readable storage medium, the computer-readable storage mediums
Matter can be computer readable storage medium included in the device of above-described embodiment；It is also possible to individualism, it is unassembled
Enter the computer readable storage medium in equipment.Computer-readable recording medium storage has one or more than one program, should
Program is used to execute the parallel chain common recognition method and data exception for being described in the application by one or more than one processor
Processing method.
Flow chart and block diagram in attached drawing are illustrated according to the system of various embodiments of the invention, method and computer journey
The architecture, function and operation in the cards of sequence product.In this regard, each box in flowchart or block diagram can generation
A part of one module, program segment or code of table, a part of the module, program segment or code include one or more use
The executable instruction of the logic function as defined in realizing.It should also be noted that in some implementations as replacements, being marked in box
The function of note can also occur in a different order than that indicated in the drawings.For example, two boxes succeedingly indicated are actually
It can be basically executed in parallel, they can also be executed in the opposite order sometimes, this is depending on related function.Also it wants
It is noted that the combination of each box in block diagram and or flow chart and the box in block diagram and or flow chart, Ke Yitong
The dedicated hardware based system of functions or operations as defined in executing is crossed to realize, or by specialized hardware and can be calculated
The combination of machine instruction is realized.
Being described in the embodiment of the present application involved unit or module can be realized by way of software, can also be with
It is realized by way of hardware.Described unit or module also can be set in the processor, for example, each unit can
To be the software program being arranged in computer or intelligent movable equipment, it is also possible to the hardware device being separately configured.Wherein, this
The title of a little units or module does not constitute the restriction to the unit or module itself under certain conditions.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the application design, appointed by above-mentioned technical characteristic or its equivalent feature
Other technical solutions of meaning combination and formation.Such as features described above and (but being not limited to) disclosed herein have similar functions
Technical characteristic replaced mutually and the technical solution that is formed.
Claims (6)
- A kind of method 1. parallel chain is known together, which is characterized in that the method is suitable for parallel chain node, which comprisesAfter the common recognition result that main chain generates the first parallel chain block, the described first parallel sequence is synchronized from corresponding main chain node First common recognition transaction of block executes the first common recognition transaction to generate the first implementing result；Wherein, the first common recognition transaction Implementing result including several first transaction by the first parallel chain block of parallel chain-main chain common recognition；First implementing result and current parallel chain node are executed into the second implementing result that several first transaction generate It whether consistent compares:It is that then parallel chain is known together successfully, increases the common recognition height of the first parallel chain；No, then the failure of parallel chain common recognition, does not increase the common recognition height of first parallel chain.
- 2. the method according to claim 1, wherein further include:If parallel chain common recognition failure, judges whether current parallel chain node breaks down:It is to continue to execute described to synchronize the described first parallel sequence from corresponding main chain node after handling this parallel chain node failure First common recognition transaction of block and subsequent step；It is no, it sends data exception and trades to corresponding main chain node, so that the main chain node judges common recognition failure cause and locates Reason.
- 3. a kind of data exception processing method, which is characterized in that the method is suitable for main chain node, which comprisesReceive the data exception transaction that corresponding parallel chain node is sent；Wherein, the data exception transaction is by the parallel chain Node judges that the first implementing result and the parallel chain node execute the second implementing result that several first transaction generate and compare not The common recognition of parallel chain caused by consistent is not unsuccessfully to send after this parallel chain node failure causes, and first implementing result is by described Parallel chain node is synchronous and executes the first common recognition transaction generation, and the first common recognition transaction includes being known together by parallel chain-main chain The first parallel chain block it is several first transaction implementing results；Abnormal data is judged and handled according to data exception transaction, so that the parallel chain node is from corresponding master Chain node is synchronous and executes the first of the first parallel chain block the common recognition transaction to generate the first implementing result, and described in judgement First implementing result and the parallel chain node execute the second implementing result comparison that several first transaction generate whether one It causes.
- 4. according to the method described in claim 3, it is characterized in that, it is described according to the data exception transaction to abnormal data into Row judges and handlesAccording to the abnormal data judge main chain whether bifurcated: be then to carry out rolling back action.
- 5. a kind of equipment, which is characterized in that the equipment includes:One or more processors；Memory, for storing one or more programs,When one or more of programs are executed by one or more of processors, so that one or more of processors Execute such as method of any of claims 1-4.
- 6. a kind of storage medium for being stored with computer program, which is characterized in that realize when the program is executed by processor as weighed Benefit requires method described in any one of 1-4.
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| PCT/CN2020/075945 WO2020177537A1 (en) | 2019-03-02 | 2020-02-20 | Parallel chain consensus method, data exception processing method, device and storage medium |
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