CN109859031A - A kind of information processing method, node and the storage medium of block chain network - Google Patents
A kind of information processing method, node and the storage medium of block chain network Download PDFInfo
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- CN109859031A CN109859031A CN201910052015.5A CN201910052015A CN109859031A CN 109859031 A CN109859031 A CN 109859031A CN 201910052015 A CN201910052015 A CN 201910052015A CN 109859031 A CN109859031 A CN 109859031A
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Abstract
The embodiment of the invention discloses information processing method, node and the storage medium of a kind of block chain network, this method is applied to credit node, this method comprises: receiving the credit token request that buyer node is sent in block chain network；According to the credit value in the request of credit token, credit token information is obtained；Credit token information is sent to buyer node, so that buyer node, which carries out transaction with credit according to credit token information, generates transaction record.
Description
Technical field
The present invention relates to the information processing technology of block chain network more particularly to a kind of information processing sides of block chain network
Method, node and storage medium.
Background technique
With flourishing for electronic banking, the quantity and the amount of money of point-to-point financial transaction increasingly increase；In these gold
Melt in process of exchange, since the transparency and authenticity of transaction record are low, accordingly, there exist the low problems of safety.However in recent years
Come, block chain technology is caused in financial transaction and generally closed because having anonymity, decentralization and advantage trusty
Note.
In the prior art, when carrying out financial transaction using block chain technology, the transaction node in block chain network is carried out
Financial transaction generates transaction record, common recognition processing is executed to transaction record, and after reaching common understanding to transaction record, by the friendship
Easily record is stored by block into block chain network.However, when realizing financial transaction using the prior art, due to process of knowing together
Needing to consume certain time could complete, that is, be corresponding with trade confirmation time delay, and during executing common recognition, the wallet gold of transaction node
Volume temporarily freezes, and only completes common recognition process, and currency involved in financial transaction can just go to corresponding wallet；Cause
This, carries out trade confirmation time delay caused by common recognition when financial transaction, so that the transaction in block chain network in block chain network
Low efficiency.
Summary of the invention
In order to solve the above technical problems, an embodiment of the present invention is intended to provide a kind of information processing method of block chain network,
Node and storage medium can be improved the trading efficiency in block chain network.
The technical scheme of the present invention is realized as follows:
In a first aspect, being applied to credit section the embodiment of the invention provides a kind of information processing method of block chain network
Point, which comprises
In block chain network, the credit token request that buyer node is sent is received；
According to the credit value in credit token request, credit token information is obtained；
The credit token information is sent to the buyer node, so that the buyer node is according to the credit token
Information carries out transaction with credit and generates transaction record.
In the above scheme, the credit token information includes current amount, debt-credit amount, the certificate of authority, refunds the time
At least one of information and history creditor-debtor entry.
In the above scheme, credit token request further includes identity information, wallet and request debt-credit amount, and described
According to the credit value in credit token request, credit token information is obtained, comprising:
When being verified to the identity information, the transaction stream information in the wallet is analyzed, Transaction Information is obtained；
When the credit value in the Transaction Information and credit token request meets default debt-credit condition, according to
Amount is borrowed or lent money in the request, determines the loan information；
According to the loan information, the credit token information is obtained.
In the above scheme, after the determination loan information, the method also includes:
The shared wallet of creation and the buyer node；
Correspondingly, described according to the loan information, obtain the credit token information, comprising:
The shared wallet is written into the loan information, obtains the credit token information, the credit token information
It further include at least one of the validity period of the shared wallet and the shared wallet.
In the above scheme, it is described the credit token information is sent to the buyer node after, the method is also
Include:
Receive the transaction bill information that seller node is sent, the transaction bill information characterization seller node is according to connecing
The corresponding information of bill to be transacted that the credit token information that the buyer node received is sent generates；
When being verified to the credit token information in the transaction bill information, believed according to the transaction bill
Breath, completes the transaction of the buyer node and the seller node, generates the transaction record.
In the above scheme, the transaction bill information further includes bill to be transacted and the transaction wallet, according to described
Transaction bill information, completes the transaction of the buyer node and the seller node, generates the transaction record, comprising:
According to the bill to be transacted, the transaction value information in shared wallet is drawn to the transaction wallet, institute is completed
The transaction for stating buyer node and the seller node generates the transaction record.
In the above scheme, after the generation transaction record, the method also includes:
The shared wallet in the credit token information and current amount are updated, updated credit token information is obtained；
The updated credit token information is sent to the buyer node.
In the above scheme, after the generation transaction record, the method also includes:
The transaction record is executed into common recognition processing by agent's node, obtains common recognition result；
When the common recognition result, which characterizes agent's node, reaches common understanding to the transaction record, the buyer is updated
The credit value of node.
Second aspect, the embodiment of the invention provides a kind of credit node, the credit node includes:
Receiver；
Transmitter；
Memory, for storing executable instruction；
Communication bus, for realizing the communication of the receiver, the transmitter and the memory and processor；
The processor, for executing the executable instruction stored in the memory, to realize area as described above
The information processing method of block chain network.
The third aspect, the embodiment of the invention provides a kind of computer readable storage mediums, are stored thereon with instruction, described
The information processing method of block chain network as described above is realized in instruction when being executed by processor.
The embodiment of the invention provides information processing method, node and the storage mediums of a kind of block chain network, wherein should
Method is applied to credit node, firstly, receiving the credit token request that buyer node is sent in block chain network；Then, root
It is believed that borrowing the credit value in token request, credit token information is obtained；Finally, credit token information is sent to buyer node,
So that buyer node, which carries out transaction with credit according to credit token information, generates transaction record.Using above-mentioned technic relization scheme, by
When carrying out financial transaction in block chain network, buyer node can be based on credit value demand for credit token in credit node
It completes to trade, recycles the wallet currency to thaw to trade after the completion of common recognition process without waiting, it is thereby achieved that one
Kind is not by the trading scheme of trade confirmation time delay influence, to improve the trading efficiency in block chain network.
Detailed description of the invention
The function structure schematic diagram of Fig. 1 block chain network provided in an embodiment of the present invention；
The organizational structure schematic diagram of Fig. 2 block chain network provided in an embodiment of the present invention；
Fig. 3 is one optional structural schematic diagram of common recognition node provided in an embodiment of the present invention；
Fig. 4 is a kind of information processing system architecture diagram provided in an embodiment of the present invention；
Fig. 5 is a kind of information processing method implementation flow chart of block chain network provided in an embodiment of the present invention；
Fig. 6 is a kind of illustrative common recognition flow diagram provided in an embodiment of the present invention；
Fig. 7 is a kind of illustrative transaction with credit interaction figure provided in an embodiment of the present invention；
Fig. 8 is a kind of structural schematic diagram one of credit node provided in an embodiment of the present invention；
Fig. 9 is a kind of structural schematic diagram two of credit node provided in an embodiment of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
It is described in detail to one step, described embodiment is not construed as limitation of the present invention, and those of ordinary skill in the art are not having
All other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term used herein is intended merely to the purpose of the description embodiment of the present invention,
It is not intended to limit the present invention.
Before the embodiment of the present invention is further elaborated, to noun involved in the embodiment of the present invention and term
It is illustrated, noun involved in the embodiment of the present invention and term are suitable for following explanation.
1) it trades (Transaction), is equal to computerese " affairs ", not singly refers to the transaction in commercial environment,
In view of " transaction " this term has been used sanctified by usagely in block chain technology, the embodiment of the present invention has followed this habit.
Using in the block chain network based on account model, transaction includes three kinds of different type of transaction: deployment (Deploy) is called
(Invoke) and (Query) is inquired.Chain code of the deployment transaction for specifying to the node installation of block chain network, calls and inquires
The transaction of type is for calling the chain code disposed, to realize the operation to the related data of the target account in account book, including
The operation increase, look into, changing modifies the key assignments (Key-Value) in account to the data of form, or increases new account in account book
Family.
2) block (Block) records the data structure for the account book data that exchange updates in a period of time, when being labeled upper
Between stab sum previous block unique tag (such as digital finger-print), block by block chain network interior joint common recognition verifying
Afterwards, the end that can be appended to block chain becomes new block.
3) block chain (Blockchain), a kind of linked data structure that block is combined into such a way that sequence is connected,
Previous block or the cryptographic Hash of its subset are quoted in each block, to guarantee to record transaction in a manner of cryptography
Anti-tamper and anti-counterfeiting.
4) new block is included in a series of, the acentric node of block chain by block chain network by way of common recognition
Set.
5) it knows together (Consensus), is a process in block chain network, for right between the multiple nodes being related to
Transaction results are reached an agreement, and the mechanism for realizing common recognition includes that proof of work (PoW), equity prove (PoS, Proof of
Stake), share authorisation verification (DPoS, Delegated Proof-of-Stake), elapsed time amount prove (PoET, Proof
Of Elapsed Time) etc..
Illustrate the illustrative function structure for realizing the block chain network of the embodiment of the present invention below, is referring to Fig. 1, Fig. 1
The function structure schematic diagram of block chain network provided in an embodiment of the present invention, including application layer 101, common recognition layer 102, network layer
103, data Layer 104 and resource layer 105, are illustrated separately below.
Resource layer 105 encapsulates various available computing resources and storage resource, such as computer, server/cluster and cloud
In computing resource and storage resource, be abstracted and provide unified interface to data Layer 104 with shield realize resource layer 105
Bottom hardware otherness.
Computing resource includes various forms of processors, such as central processing unit (CPU), application specific integrated circuit
(ASIC, Application Specific Integrated Circuit), specific integrated circuit and field programmable gate array
The various forms of processors of (FPGA, Field-Programmable Gate Array).
Storage resource includes various types of storage mediums such as various volatile memory and nonvolatile memory.Its
In, nonvolatile memory can be read-only memory (ROM, Read Only Memory), programmable read only memory
(PROM, Programmable Read-Only Memory).Volatile memory can be random access memory (RAM,
Random Access Memory), it is used as External Cache.
The computing resource and storage resource of resource layer 105 can be mapped as various types of nodes in block chain network,
That realizes that the storage medium of the embodiment of the present invention stores the block chain network dispositions method for realizing the embodiment of the present invention can
It executes instruction, once the executable instruction for being deployed to node is performed, realizes that the underlying resource of node is (such as various types of
Processor) will realize block chain network in various types of nodes deployment and execute various types node function, thus
Realize the account book for the transaction being directed in business procedure and the various applications based on account book.
As an example, executable instruction can use software (including system program and application program), software module, foot
The form of sheet, plug-in unit etc., by any form of programming language (including compiling or interpretative code, or declaratively or Process Character language
Speech) it writes, and it can be disposed by arbitrary form, including be deployed as independent program or be deployed as module, component
Or it is suitble to the other units used in a computing environment.
Data Layer 104 encapsulates the various data structures for realizing account book, including the account book data realized with file system, with
The account book state and existence proof that database form is realized.
Network layer 103 encapsulate point-to-point (P2P) network protocol, data dissemination mechanism and data authentication mechanism, access and
Authentication mechanism and business division identity.P2P network protocol realizes the communication between block chain network interior joint, data dissemination mechanism
It ensure that propagation of the transaction/transaction results in block chain network, data authentication mechanism is used to (such as count based on encryption method
Word certificate, digital signature, public private key-pair) realize the reliability that data are transmitted between node；Access and authentication mechanism are for being based on
Business division identity is managed the access and certification of terminal.
Common recognition layer 102 encapsulates the mechanism of the transaction results compliance propagated in block chain, including POS, POW and
DPOS etc. supports the pluggable of common recognition mechanism.
Application layer 101 encapsulates the various businesses that block chain network can be realized, including settlement of transactions, traces to the source and deposit card
Deng.
Illustrate the illustrative function structure for realizing the block chain network interior joint of the embodiment of the present invention below, referring to fig. 2,
Fig. 2 is the organizational structure schematic diagram of block chain network provided in an embodiment of the present invention, including at least two nodes 110, as showing
, node 110-1 and node 110-2 are illustrated only in Fig. 2.It is logical that block chain network 100 responds the terminal 300 from business division
The transaction of the submission of network 200 is crossed to update account book or inquiry account book, and is shown in various in the user interface of terminal 300 310
Between result or final result.
In some embodiments, the node in block chain network 100 is classified according to function；To be based on super account book
Block chain network for, may include endorsement node, accounting nodes, sequence service node and host node.
Illustrate the exemplary structure for realizing the node of the block chain network of the embodiment of the present invention below, it is possible to understand that ground, area
The hardware configuration of any type of node in block chain network 100 can be implemented according to hardware configuration described below.
It is one optional structural schematic diagram of common recognition node provided in an embodiment of the present invention referring to Fig. 3, Fig. 3, node 110 can
To be one or more servers, according to the structure of node 110, it is anticipated that other exemplary structures of node 110, therefore
Structure as described herein is not construed as limiting, such as can be omitted members described below, alternatively, adding hereafter institute
The component that do not record is to adapt to the specific demands of certain application scenarios.
Node 110 shown in Fig. 3 includes: at least one processor 1101, memory 1104 and at least one network interface
1102.Various components in node 110 are coupled by bus system 1103.It is understood that bus system 1103 is for real
Connection communication between these existing components.Bus system 1103 further includes power bus, controls always in addition to including data/address bus
Line and status signal bus in addition.But for the sake of clear explanation, various buses are all designated as bus system 1103 in Fig. 3.
Memory 1104 can be volatile memory or nonvolatile memory, may also comprise volatile and non-volatile
Both memories.The memory 1104 of description of the embodiment of the present invention is intended to include the storage of these and any other suitable type
Device.
Processor 1101 can be a kind of IC chip, the processing capacity with signal, such as general processor, number
Word signal processor (DSP, Digital Signal Processor) either other programmable logic device, discrete gate or
Transistor logic, discrete hardware components etc., wherein general processor can be microprocessor or any conventional processing
Device etc..
Memory 1104 can store executable instruction with the operation of supporting node 110, the example of these executable instructions
It include: that various forms of software modules, the programs such as program, plug-in unit and script for operating on node 110 for example can wrap
Include operating system and application program, wherein operating system includes various system programs and driver, such as ccf layer, core
Library layer, driving layer etc., for realizing various basic businesses and the hardware based task of processing.Application program may include realization
The program of the various functions of node 110.
In conjunction with above it will be appreciated that, realize the block chain network of the embodiment of the present invention by being provided as a series of memory and place
The form for managing device, is stored with executable instruction in memory, when executable instruction is executed by processor, in operation processor
It is deployed with common recognition node compatible with the role of business division with multiple machines of memory, other can also be deployed with certainly
The node of type.
As the example that block chain dispositions method provided in an embodiment of the present invention uses software and hardware combining to implement, the present invention is real
The above-mentioned various forms of softwares executed by processor 1101 can be embodied directly in by applying block chain dispositions method provided by example
Module, software module can be located in storage medium, and storage medium is located at memory 1104, and processor 1101 reads memory
The executable instruction that software module includes in 1104, in conjunction with necessary hardware (e.g., including processor 1101 and be connected to total
Linear system system 1103 other assemblies) complete node 110 function.
Fig. 4 is a kind of information processing system architecture diagram provided in an embodiment of the present invention, one kind that the embodiment of the present invention proposes
The information processing method of block chain network is realized based on the information processing system framework.As shown in figure 4, the embodiment of the present invention
In information processing system 400 belong to block chain network, which includes: buyer node 410, credit node
420 and seller node 430.Wherein, buyer node 410, credit node 420 and seller node 430 are the section in block chain network
Point, credit node 420 establish communication connection, buyer node 410 and the seller with buyer node 410 and buyer node 430 respectively
Node 430 establishes communication connection；When carrying out data interaction between buyer node 410, credit node 420 and seller node 430
When, to realize the information processing method of block chain network provided in an embodiment of the present invention.
Based on above-mentioned block chain network and information processing system, each embodiment of the invention is proposed.
Embodiment one
The embodiment of the invention provides a kind of information processing methods of block chain network, are applied to credit node, credit section
For point characterization for providing the node that transaction with credit is supported to buyer node, Fig. 5 is a kind of block chain provided in an embodiment of the present invention
The information processing method implementation flow chart of network, as shown in figure 5, the information processing method of the block chain network includes:
S101, in block chain network, receive buyer node send credit token request.
In embodiments of the present invention, when in block chain network buyer node and seller node handed over by credit node
Yi Shi, credit node can receive the solicited message that the buyer node of buyer node transmission is borrowed or lent money to credit node, that is, believe
Borrow the credit token request that node receives buyer node transmission.
It should be noted that the entity of article is bought in buyer node characterization block chain network from seller node；Seller's section
The entity of article is sold in point characterization block chain network to buyer node；Credit node characterization can be saved based on credit value to buyer
The entity for putting support of providing with funds, for example, the credit bank in block chain network；Specific credit node is connect by agent's node
The token request of buyer node is received, credit node is the credit bank that agent's node is specified, and agent's node is for promoting
At the transaction of buyer node and seller node, for example, agent's node is by obtaining the transactions demand amount of buyer node and passing through
Pushed information is that buyer node finds seller node.Here, buyer node, seller node, credit node and agent's node are equal
It is the legal financial entity registered by credit mechanism (for example, Financial Management mechanism).
In addition, token characterization block chain network a kind of equity proof, and credit token request characterization buyer node into
The solicited message of row debt-credit, for example, credit token requests requestiFor the identity ID comprising buyer node ii, identity card
Book Certi, wallet address { WalletIDi,k(k=1,2 ...), credit value creditiWith loan value amountiDebt-credit ask
Information is sought, is embodied as:
requesti={ IDi||Certi||WalletIDi,k||crediti||amounti}
Wherein, letter of identity CertiFor the unique identification of buyer node i, wallet address { WalletIDi,k(k=1,
2 ...) characterization buyer node i k wallet address.
S102, according to credit token request in credit value, obtain credit token information.
It in embodiments of the present invention, is the credit value based on buyer node when buyer node requests to borrow or lend money to credit node
It carries out, therefore, after credit node receives the request of credit token, the letter of buyer node is obtained from the request of credit token
With value, loan information is determined according to the credit value to get credit token information is arrived.
It should be noted that the credit information of credit value characterization buyer node, for example, credit is high, credit value is 700 points
Deng；Credit token information includes in current amount, debt-credit amount, the certificate of authority, refund temporal information and history creditor-debtor entry
At least one, that is to say, that the loan information determined after the characterization response credit token request of credit token information, for example, buying
Credit token Token in the credit token information of Fang JiedianiiIncluding current balance balancei, loan limit amounti, award
Warrant book Certshare,i, wallet validity period validity, payment period repaid_term (refund temporal information) and before
Loan documentation pre_recordi(history creditor-debtor entry), is embodied as:
Tokeni={ balancei||amounti||Certshare,i||validity||repaid_term||amounti||
pre_recordi||Timestampi}
Wherein, TimestampiCharacterize credit token TokeniCorresponding timestamp.
S103, credit token information is sent to buyer node, so that buyer node carries out letter according to credit token information
Transaction record is generated with transaction.
In embodiments of the present invention, credit node is equivalent to after generating credit token information and has been determined that buyer saves
The information such as the loan value and money rate of point application, at this point, the credit token information is sent to buyer node by credit node, so that
Buyer node carries out transaction with credit according to the loan information in the credit token information in block chain network, to generate transaction
Record.
It should be noted that transaction with credit characterizes the transaction that buyer node is carried out based on the loan information that credit value obtains；
Corresponding record after transaction record characterization buyer node and seller node are traded successfully.
It is understood that credit value of the credit node according to buyer node, provides corresponding with credit value to buyer node
Loan information, i.e., credit node provides money and credit to buyer node and supports, so that buyer node possesses sufficient currency
It is frequently traded, improves the response efficiency of batch transaction.
Further, in embodiments of the present invention, the request of credit token further includes identity information, wallet and request debt-credit volume
It spends, credit node requests the credit value of buyer node according to credit token in S102, obtains credit token information, specifically includes
S102a-S102c, in which:
S102a, when being verified to identity information, analyze wallet in transaction stream information, obtain Transaction Information.
In embodiments of the present invention, credit node obtains identity information and is verified from the request of credit token, when right
When identity information is verified, buyer node possesses historical trading as a trading object entity in block chain network
Corresponding historical trading data, the historical trading data are the transaction stream information in wallet, and credit node is by analyzing the friendship
Easy stream information can obtain Transaction Information.
It should be noted that the historical transaction record of transaction flow information representation buyer node, such as the expenditure of buyer node
Record, the income record of buyer node, cash flow, etc.；Transaction Information characterizes the fund information of buyer node, for example, currently
Whether fund, fund income are stable, etc..Here, by analyzing transaction stream information, it just can determine that fund information.
S102b, when the credit value in Transaction Information and the request of credit token meets default debt-credit condition, borrowed according to request
Amount is borrowed, determines loan information.
In embodiments of the present invention, default debt-credit condition is previously provided in credit node, by the debt-credit item of buyer node
Part is compared with default debt-credit condition, and when the debt-credit condition of buyer node is unsatisfactory for default debt-credit condition, credit node is true
The fixed debt-credit that currency is not executed to the buyer node；And when the debt-credit condition of buyer node meets default debt-credit condition, that is, work as
When credit value meets default debt-credit condition in Transaction Information and the request of credit token, credit node is then according in the request of credit token
Request borrow or lend money amount, determine loan information.Here, loan information characterization loan value and its money rate.
Illustratively, node condition is preset are as follows: there are a certain amount of funds in wallet, and monthly income is stablized, and credit value is letter
With good.
S102c, according to loan information, obtain credit token information.
In embodiments of the present invention, since the loan information characterizes loan value and its money rate, when credit node is true
After the loan information for having determined buyer node, credit token information can be obtained according to loan information.Specifically, believe here
Node is borrowed to be written to loan information as an attribute of credit token information in credit token information.
Further, in embodiments of the present invention, after credit node determines loan information in S102b, the block link network
The information processing method of network further includes S102d, specifically:
S102d, creation and buyer node shared wallet.
In embodiments of the present invention, credit node determined to buyer node provide loan value and its money rate it
Afterwards, transaction with credit is carried out by shared wallet.Here, the wallet that wallet is credit node and buyer node shares, credit are shared
Node and buyer node can be filled with or take out currency in shared wallet.
Correspondingly, in embodiments of the present invention, credit node obtains credit token information according to loan information in S102c,
Include: credit node by the shared wallet of loan information write-in, obtains credit token information；Here, credit token information further includes
Shared at least one of wallet and the validity period of shared wallet.
That is, credit node determining to buyer node provide loan information after, will characterization loan value and
The loan information of its money rate is written in shared wallet, so that buyer node carries out credit friendship according to the information in shared wallet
Easily；Here, credit node is written to shared wallet as an attribute of credit token information in credit token information.
Further, in embodiments of the present invention, credit token information is sent to buyer node by credit node in S103
Later, the information processing method of the block chain network further includes S104-S105, in which:
S104, the transaction bill information that seller node is sent is received, transaction bill information characterization seller node is according to reception
The corresponding information of bill to be transacted that the credit token information that the buyer node arrived is sent generates.
In embodiments of the present invention, after credit token information is sent to buyer node by credit node, buyer node
Payment information is sent to seller node according to the credit token information, includes at least credit token information in the payment information；It sells
Fang Jiedian generates the corresponding information of bill to be transacted according to the payment information, i.e. transaction bill information, and by the transaction bill
Information is sent to credit node.
It should be noted that transaction bill information characterization seller node is enabled according to the credit that the buyer node received is sent
The corresponding information of bill to be transacted that board information generates.Preferably, transaction bill information includes bill to be transacted and transaction money
Packet, here, the information such as billing amount that bill characterization to be transacted needs buyer node to pay, transaction wallet characterization seller node are used
In the wallet of the fund of reception.
Illustratively, the transaction bill information Finance_bill that seller node j is sentjIdentity including seller node j
Certificate Certj, payment bill (bill to be transacted) Billj, wallet (transaction wallet) WalletID for receiving fundj, and
The payment information Payment that buyer node i is sentiSignature Sign corresponding with payment informationj(Payment), it is embodied as:
Finance_billj={ Certj||Billj||WalletIDj||Paymenti||Signj(Payment)||
Timestampj}
Wherein, TimestampjCharacterize credit token Finance_billjCorresponding timestamp.
S105, when to transaction bill information in credit token information be verified when, according to transaction bill information, complete
The transaction of buyer node and seller node generates transaction record.
It in embodiments of the present invention, include credit token information in transaction bill information, when credit node gets transaction
After bill information, the credit token information in the transaction bill information is verified, when being verified, credit node is just
Credit payment process of the buyer node to seller node can be completed, and then complete buyer node according to the transaction bill information
With the transaction of seller node, and corresponding transaction record is generated.Here, the transaction of transaction record characterization successfully records.
Further, in embodiments of the present invention, when bill information of trading further includes bill to be transacted and transaction wallet,
Credit node completes the transaction of buyer node and seller node according to transaction bill information in S105, generates transaction record, specifically
Include: credit node according to bill to be transacted, the transaction value information in shared wallet is drawn to transaction wallet, buyer's section is completed
The transaction of point and seller node generates transaction record.
Further, in embodiments of the present invention, after credit node generates transaction record in S105, the block chain network
Information processing method further include S106-S107, in which:
S106, the shared wallet in update credit token information and current amount, obtain updated credit token information.
In embodiments of the present invention, when credit node, buyer node and seller node are after completing information trading, credit
Node in credit token information shared wallet and current amount be updated, for example, by corresponding transaction record store to
In credit token information, the current amount of money, etc. of credit token information is changed.
S107, updated credit token information is sent to buyer node.
In embodiments of the present invention, after credit node completes the update to credit token information, by updated letter
It borrows token information and is sent to buyer node realization synchronization.
Further, in embodiments of the present invention, after credit node generates transaction record in S105, the block chain network
Information processing method further include S108-S109, in which:
S108, transaction record is executed into common recognition processing by agent's node, obtains common recognition result.
In embodiments of the present invention, agent's node, which will trade successfully to record in predetermined period, is used as a transaction block
It stores into block chain network, stores by the transaction block to before block chain network, need to know together to the transaction onblock executing
Processing.And the execution of the common recognition treatment process, it is only to be executed between preset agent's node.
It should be noted that the embodiment of the present invention is completed to hand over jointly by first agent quotient's node and second agent quotient's node
The common recognition processing of easy block, wherein first agent quotient's node characterizes the node that audit block data is initiated in agent's node, the
Two agent's nodes characterize the node in agent's node in addition to first agent quotient's node, and agent's node characterization has audit
The node of the permission of transaction block, here, audit executes common recognition process.
Here, the result information whether common recognition result characterization agent's node reaches common understanding to transaction block, the common recognition knot
Fruit includes two kinds of situations, and one is agent's nodes to reach common understanding to the transaction block, and another kind is agent's node not to this
Transaction block is reached common understanding.
In addition, the embodiment of the present invention goes out the block time by adjusting the difficulty control of the hashed value of block, therefore, work as agent
It, will when the parameters such as cryptographic hashes, timestamp and Merkel root of the node according to a upper block calculate the hashed value of transaction block
The difficulty of the hashed value of transaction block is less than default difficulty, to improve storage efficiency.
S109, when know together result characterization agent's node reach common understanding to transaction record when, update the credit of buyer node
Value.
In embodiments of the present invention, agent's node is completed after obtaining common recognition result to the common recognition of transaction block, when altogether
When knowledge result characterization agent's node does not reach common understanding to the transaction block, show that the authenticity of the transaction block is low, therefore, no
The transaction block is stored to block chain network；When result characterization agent's node of knowing together reaches common understanding to the transaction block,
Show that the actual performance of the transaction block accesses guarantee, therefore, the corresponding transaction block of the transaction block is appended to block
Chain network completes the cochain of transaction block.At this point, the credit value of buyer node and seller node can be updated；Meanwhile it acting on behalf of
Quotient's node can also obtain correspondingly reward (for example, qualification rank upgrades).
Fig. 6 is a kind of illustrative common recognition flow diagram provided in an embodiment of the present invention, as shown in fig. 6, at the first time
Section t1 has obtained agent's node of taking the lead (first agent quotient's node) of transaction block hashed value respectively to agent's node 1, generation
Manage quotient's node 2 and agent's node 3 (second agent quotient's node) broadcast transaction block；Second time period t2, agent's node 1,
Agent's node 2 and agent's node 3 are audited alone；Third time period t 3, agent's node 1, agent's node 2 and agent
Itself auditing result is sent to other agent's nodes by node 3, and receives the auditing result of other agent's nodes, will also be certainly
Body auditing result and the auditing result of other agent's nodes compare, and obtain comparing result；4th time period t 4, agent
Node 1, agent's node 2 and agent's node 3 are by itself auditing result, the auditing result of other agent's nodes received
And the information such as comparing result and digital signature are used as common recognition as a result, being sent to agent's node of taking the lead；5th time period t 5,
Agent's node of taking the lead analysis common recognition is as a result, when determining all second agent quotient's nodes approve the transaction block, i.e., to this
Transaction block has reached common recognition, at this point, the transaction block is appended in block chain network by the agent that takes the lead, completes transaction block
Cochain, meanwhile, take the lead agent's node to all second agent quotient's nodes send the transaction block complete storage synchronize.Separately
Outside, if agent's node determination of taking the lead does not reach common understanding to the transaction block, at this point, agent's knot removal transaction of taking the lead
Block.
It is understood that since the main body for executing transaction record common recognition process is only to have the permission of common recognition transaction block
Node, and block of trading be by by transaction record store to transaction block obtained in, therefore, reduce to transaction record
Number of nodes when common recognition is executed, to reduce common recognition expense；Meanwhile the efficiency of common recognition is also greatly improved, and mentions
The quantity for the transaction block being able to confirm that in the high unit time.
Fig. 7 is a kind of illustrative transaction with credit interaction figure provided in an embodiment of the present invention, as shown in fig. 7, this is exemplary
Ground transaction with credit the following steps are included:
S201, buyer node, which send credit token to credit node by agent's node, requests requesti={ IDi||
Certi||WalletIDi,k||crediti||amounti}；Wherein, credit token requests requestiTo include buyer node i
Identity IDi, letter of identity Certi, k wallet address { WalletIDi,k(k=1,2 ...), credit value crediti
With loan value amountiDebit request information.
S202, the response credit token request of credit node, obtain credit token information.Specially credit node determines credit
Each attribute value in token signaling: the identity ID of verifying buyer node iiWhether with wallet address { WalletIDi,k}(k
=1,2 ...) unanimously, according to wallet address { WalletIDi,k(k=1,2 ...) acquisition transaction stream information is true from account pool
Determine Transaction Information, and according to the credit value credit of buyer node iiLoan value and money rate are determined with default debt-credit condition；Letter
Borrow the shared wallet Wallet of node creation and buyer node ishare,i, and determining loan value and money rate are written to this and are total to
Enjoy wallet Walletshare,i。
S203, credit node send the return information for carrying credit token information by agent's node to buyer node
responsei={ (PKshare,i,SKshare,i)||Tokeni||Sigshare,i(Tokeni)||Timestampi,
Tokeni={ balancei||amounti||Certshare,i||validity||repaid_term||amounti||
pre_recordi||Timestampi}.Wherein, PKshare,i,SKshare,iThe public key and private key of respectively shared wallet,
Sigshare,i(Tokeni) it is that credit token is signed；Credit token Token in the credit token information of buyer node iiIncluding working as
Preceding remaining sum balancei, loan value amounti, certificate of authority Certshare,i, wallet validity period validity, payment period
Repaid_term and history loan documentation pre_recordi.So far, the application of credit token information is completed in buyer node
S204, buyer node send the payment information for carrying credit token information to seller node
Paymenti={ Tokeni||Signshare,i(Tokeni)||Timestampi}。
S205, seller node send transaction bill information to credit node
Finance_billj={ Certj||Billj||WalletIDj||Paymenti||Signj(Paymenti)||
Timestampj}。
The transaction bill information Finance_bill that seller node j is sentjLetter of identity Cert including seller node jj、
Payment bill (bill to be transacted) Billj, wallet (transaction wallet) WalletID for receiving fundjAnd buyer node i
The payment information Payment of transmissioniSignature Sign corresponding with payment informationj(Paymenti)
S206, credit node complete the transaction payment of buyer node and buyer node according to transaction bill information, update letter
Borrow the credit value of token information and buyer node and seller node.
Updated credit token information is sent to buyer node by S207, credit node.
S208, buyer node are repaid the loan.
In embodiments of the present invention, buyer node and seller node execute transaction with credit provided in an embodiment of the present invention it
Before, each node obtains one group of wallet address from the legal financial entity of credit institute registration success, and credit mechanism is by each node
Mark at one's side, public key, private key, letter of identity and wallet address generate a map listing and store to the account of agent's node
Chi Zhong.Here, node determines transaction role (buyer node or seller node) according to self-demand.
It is understood that buyer node can be based on credit value when due to carrying out financial transaction in block chain network
In credit node application debt-credit to complete to trade, without wait common recognition process after the completion of recycle thaw wallet currency into
Row transaction, it is thereby achieved that it is a kind of not by the trading scheme of trade confirmation time delay influence, to improve in block chain network
Trading efficiency.
Embodiment two
Based on the same inventive concept of embodiment one, the embodiment of the invention provides a kind of credit node 420, Fig. 8 is this hair
The structural schematic diagram one for a kind of credit node that bright embodiment provides, as shown in figure 8, the credit node 420 includes:
Receiving unit 4200, the credit token request sent in block chain network, receiving buyer node；
Response unit 4201, for obtaining credit token information according to the credit value in credit token request；
Transmission unit 4202, for the credit token information to be sent to the buyer node, so that the buyer saves
Point carries out transaction with credit according to the credit token information and generates transaction record.
Further, the credit token information includes current amount, debt-credit amount, the certificate of authority, refund temporal information
At least one of with history creditor-debtor entry.
Further, the credit token request further includes that identity information, wallet and request debt-credit amount, the response are single
Member 4201, specifically for when being verified to the identity information, analyzing the transaction stream information in the wallet, is traded
Information；And when the credit value in the Transaction Information and credit token request meets default debt-credit condition, according to
Amount is borrowed or lent money in the request, determines the loan information；And according to the loan information, obtain the credit token information.
Further, the credit node 420 further includes creating unit 4203, is total to for creating with the buyer node
Enjoy wallet.
Correspondingly, the response unit 4201 is specifically used for the loan information shared wallet is written, obtains institute
State credit token information, the credit token information further include in the validity period of the shared wallet and the shared wallet extremely
It is one of few.
Further, the credit node 420 further includes transaction unit 4204, for receiving the transaction of seller node transmission
Bill information, the transaction bill information characterize the letter that the seller node is sent according to the buyer node received
Borrow the corresponding information of bill to be transacted that token information generates；And it is enabled when to the credit in the transaction bill information
When board Information Authentication passes through, according to the transaction bill information, the transaction of the buyer node and the seller node is completed, it is raw
At the transaction record.
Further, the transaction bill information further includes bill to be transacted and transaction wallet, the transaction unit
4204, it is specifically used for being drawn the transaction value information in shared wallet to the transaction wallet according to the bill to be transacted, it is complete
At the transaction of the buyer node and the seller node, the transaction record is generated.
Further, the credit node 420 further includes updating unit 4205, for updating in the credit token information
Shared wallet and current amount, obtain updated credit token information；And by the updated credit token information
It is sent to the buyer node.
Further, the credit node 420 further includes common recognition unit 4206, for the transaction record to be passed through agency
Quotient's node executes common recognition processing, obtains common recognition result；And when the common recognition result characterizes agent's node to the friendship
When easily record is reached common understanding, the credit value of the buyer node is updated.
It should be noted that in practical applications, above-mentioned response unit 4201, creating unit 4203, transaction unit 4204,
Updating unit 4205 and common recognition unit 4206 can by be located at credit node 420 on processor 4207 realize, specially CPU
(Central Processing Unit, central processing unit), MPU (Microprocessor Unit, microprocessor), DSP
(Digital Signal Processing, digital signal processor) or field programmable gate array (FPGA, Field
Programmable Gate Array) etc. realize；The receiving unit 4200 can be by the receiver on credit node 420
4208 realize；The transmission unit 4202 can be realized by the transmitter 4209 being located on credit node 420.
The embodiment of the invention also provides a kind of credit nodes 420, as shown in figure 9, the credit node 420 includes: to connect
Device 4208, transmitter 4209, processor 4207, memory 42010 and communication bus 42011, the memory 42010 is received to pass through
The communication bus 42011 is communicated with the processor 4207, and the memory 42010 stores the processor 4207 can
The instruction of execution executes the block link network as described in embodiment one by the processor 4207 when executed
The information processing method of network.
In practical applications, above-mentioned memory 42010 can be volatile memory (volatile memory), such as
Random access memory (Random-Access Memory, RAM)；Or nonvolatile memory (non-volatile
Memory), such as read-only memory (Read-Only Memory, ROM), flash memory (flash memory), hard disk
(Hard Disk Drive, HDD) or solid state hard disk (Solid-State Drive, SSD)；Or the memory of mentioned kind
Combination, and instruction and data is provided to processor 4207.
The embodiment of the invention provides a kind of computer readable storage mediums, are stored thereon with instruction, and described instruction is located
Manage the information processing method that the block chain network as described in embodiment one is realized when device 4207 executes.
It is understood that buyer node can be based on credit value when due to carrying out financial transaction in block chain network
In credit node application debt-credit to complete to trade, without wait common recognition process after the completion of recycle thaw wallet currency into
Row transaction, it is thereby achieved that it is a kind of not by the trading scheme of trade confirmation time delay influence, to improve in block chain network
Trading efficiency.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, the shape of hardware embodiment, software implementation or embodiment combining software and hardware aspects can be used in the present invention
Formula.Moreover, the present invention, which can be used, can use storage in the computer that one or more wherein includes computer usable program code
The form for the computer program product implemented on medium (including but not limited to magnetic disk storage and optical memory etc.).
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (10)
1. a kind of information processing method of block chain network is applied to credit node, which is characterized in that the described method includes:
In block chain network, the credit token request that buyer node is sent is received；
According to the credit value in credit token request, credit token information is obtained；
The credit token information is sent to the buyer node, so that the buyer node is according to the credit token information
It carries out transaction with credit and generates transaction record.
2. the method according to claim 1, wherein the credit token information includes current amount, debt-credit volume
At least one of degree, the certificate of authority, refund temporal information and history creditor-debtor entry.
3. method according to claim 1 or 2, which is characterized in that the credit token request further includes identity information, money
Packet and request debt-credit amount, the credit value according in credit token request obtain credit token information, comprising:
When being verified to the identity information, the transaction stream information in the wallet is analyzed, Transaction Information is obtained；
When the credit value in the Transaction Information and credit token request meets default debt-credit condition, according to described
Request debt-credit amount, determines the loan information；
According to the loan information, the credit token information is obtained.
4. according to the method described in claim 3, it is characterized in that, the method is also after the determination loan information
Include:
The shared wallet of creation and the buyer node；
Correspondingly, described according to the loan information, obtain the credit token information, comprising:
The shared wallet is written into the loan information, obtains the credit token information, the credit token information is also wrapped
Include at least one of the validity period of the shared wallet and the shared wallet.
5. the method according to claim 1, wherein described be sent to the buyer for the credit token information
After node, the method also includes:
Receive the transaction bill information that seller node is sent, the transaction bill information characterization seller node is according to receiving
The buyer node send the credit token information generate the corresponding information of bill to be transacted；
When being verified to the credit token information in the transaction bill information, according to the transaction bill information,
The transaction for completing the buyer node and the seller node generates the transaction record.
6. according to the method described in claim 5, it is characterized in that, the transaction bill information further includes bill to be transacted and friendship
Easy wallet completes the transaction of the buyer node and the seller node according to the transaction bill information, generates the transaction
Record, comprising:
According to the bill to be transacted, the transaction value information in the shared wallet is drawn to the transaction wallet, institute is completed
The transaction for stating buyer node and the seller node generates the transaction record.
7. method according to claim 5 or 6, which is characterized in that after the generation transaction record, the method
Further include:
The shared wallet in the credit token information and current amount are updated, updated credit token information is obtained；
The updated credit token information is sent to the buyer node.
8. method according to claim 5 or 6, which is characterized in that after the generation transaction record, the method
Further include:
The transaction record is executed into common recognition processing by agent's node, obtains common recognition result；
When the common recognition result, which characterizes agent's node, reaches common understanding to the transaction record, the buyer node is updated
The credit value.
9. a kind of credit node, which is characterized in that the credit node includes:
Receiver；
Transmitter；
Memory, for storing executable instruction；
Communication bus, for realizing the communication of the receiver, the transmitter and the memory and processor；
The processor, for executing the executable instruction stored in the memory, to realize such as any one of claim 1-8
The information processing method of the block chain network.
10. a kind of computer readable storage medium is stored thereon with instruction, which is characterized in that described instruction is executed by processor
The information processing method of the described in any item block chain networks of Shi Shixian such as claim 1-8.
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| CN110443710A (en) * | 2019-08-02 | 2019-11-12 | 中国工商银行股份有限公司 | A kind of the block catenary system and method for batch signature |
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| CN111177107A (en) * | 2019-12-31 | 2020-05-19 | 百度在线网络技术（北京）有限公司 | File processing method, device, equipment and storage medium based on block chain |
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| CN111461856A (en) * | 2020-02-27 | 2020-07-28 | 杭州云象网络技术有限公司 | Outsourcing collection urging method based on block chain |
| CN112104567A (en) * | 2020-09-03 | 2020-12-18 | 中国银联股份有限公司 | Flow control method, device, equipment and medium |
| CN112104567B (en) * | 2020-09-03 | 2022-11-18 | 中国银联股份有限公司 | Flow control method, device, equipment and medium |
| CN112232815A (en) * | 2020-10-14 | 2021-01-15 | 深圳三角形科技有限公司 | Block chain-based digital currency transaction management method, device, equipment and medium |
| CN112232815B (en) * | 2020-10-14 | 2023-12-01 | 深圳三角形科技有限公司 | Block chain-based digital currency transaction management method, device, equipment and medium |
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