WO2019227336A1 - 一种基于区块链的信息处理方法、装置及区块链网络 - Google Patents
一种基于区块链的信息处理方法、装置及区块链网络 Download PDFInfo
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- 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
Definitions
- the present invention relates to the field of computer technology, and in particular, to a method and device for processing information based on a blockchain, and a blockchain network.
- loan institutions provide various types of loan products. Different loan products have different requirements for the loan process. For example, the loan process corresponding to product A is subject to a risk control review, and the online signing is performed after the approval. Conduct risk control audits. In this case, separate product development needs to be performed for different loan products, which greatly increases development costs and reduces development efficiency.
- the embodiments of the present invention provide a blockchain-based information processing method, device, and blockchain network, which implements generating and updating transaction contracts based on smart contracts for different transaction products, reducing development costs and improving transaction processing efficiency .
- the blockchain receives the transaction request for the target transaction product sent by the terminal, and the transaction request includes the signature information of the user's blockchain account and the product identification of the target transaction product;
- the blockchain validates the transaction request. If the verification is passed, the user information in the user's blockchain account is obtained;
- the blockchain obtains the smart contract corresponding to the target transaction product according to the product identification
- the blockchain generates transaction contracts based on user information and smart contracts, and updates the execution status of the transaction processes included in the transaction contracts.
- the smart contract includes one or more of the transaction process, product identification, repayment method, and rate of the target transaction product.
- the blockchain generates transaction contracts based on user information and smart contracts, including:
- the blockchain generates a transaction contract based on one or more of the transaction process, product identification, repayment method, interest rate, and user information.
- update the execution status of the transaction process included in the transaction contract including:
- the blockchain obtains the execution status of the target transaction process currently performed in the transaction contract
- the blockchain sends an execution request to the support server corresponding to the target transaction process
- the blockchain receives the execution result for the target transaction process sent by the support server in response to the execution request;
- the blockchain updates the execution status of the target transaction process in the transaction contract according to the execution result.
- the blockchain updates the execution status of the target transaction process included in the transaction contract according to the execution result, including:
- the blockchain updates the execution status of the target transaction process in the transaction contract from being processed to completed.
- the blockchain-based information processing method further includes:
- the blockchain If the execution result does not meet the conditions of the preset execution status update, the blockchain generates a prompt message that the target transaction process failed to execute.
- the blockchain-based information processing method before receiving a transaction request for a target transaction product sent by a terminal, the blockchain-based information processing method further includes:
- the blockchain receives a user's registration request, and the registration request includes the user's user information
- an embodiment of the present invention provides a blockchain-based information processing device, which includes:
- a receiving unit configured to receive a transaction request for a target transaction product sent by a terminal, and the transaction request includes signature information of a user's blockchain account and a product identification of the target transaction product;
- An obtaining unit configured to obtain user information of a user's blockchain account if the verification unit passes the transaction request verification
- the obtaining unit is further configured to obtain the smart contract corresponding to the target trading product according to the product identifier;
- a generating unit for generating a trading contract according to the user information and the smart contract
- An update unit is used to update the execution status of the transaction process included in the transaction contract.
- the smart contract includes one or more of the transaction process, product identification, repayment method, and interest rate of the target transaction product.
- the generating unit is specifically used for:
- the update unit is specifically used for:
- the execution status of the target transaction process included in the transaction contract is updated according to the execution result, including:
- the execution status of the target transaction process in the transaction contract is updated from being processed to completed.
- the blockchain-based information processing device further includes:
- the blockchain-based information processing apparatus further includes a creation unit:
- the receiving unit is further configured to receive a user's registration request, and the registration request includes user information of the user;
- a verification unit further configured to verify a registration request according to user information
- a creating unit is used to create a blockchain account for the user if the verification unit passes the registration request verification.
- an embodiment of the present invention provides a blockchain network, which includes a processor, a network interface, and a memory.
- the processor, the network interface, and the memory are connected to each other.
- the memory is used to store a computer program that supports a terminal to execute the foregoing method.
- the computer program includes program instructions, and the processor is configured to call the program instructions to execute the method of the first aspect.
- an embodiment of the present invention provides a computer-readable storage medium.
- the computer-readable storage medium stores a computer program.
- the computer program includes program instructions. When the program instructions are executed by a processor, the processor executes the first embodiment. One way.
- the blockchain verifies the received transaction request. If the verification is passed, the user information in the user's blockchain account included in the transaction request is obtained, and then obtained according to the product identifier included in the transaction request.
- the smart contract corresponding to the transaction product further, a transaction contract is generated based on the user information and the smart contract, and the execution status of the transaction process in the transaction contract is monitored and real-time, and the transaction contract is generated and updated according to the smart contract for different transaction products Reduced development costs and improved transaction processing efficiency.
- FIG. 1 is a system architecture diagram of an application of a blockchain-based information processing method according to an embodiment of the present invention
- FIG. 2 is a schematic flowchart of a blockchain-based information processing method according to an embodiment of the present invention
- FIG. 3 is a schematic flowchart of another blockchain-based information processing method according to an embodiment of the present invention.
- FIG. 4 is a schematic block diagram of a blockchain-based information processing apparatus according to an embodiment of the present invention.
- FIG. 5 is a schematic block diagram of a blockchain network according to an embodiment of the present invention.
- the loan process corresponding to product A is subject to a risk control review first, and the online loan is approved after the approval, and the loan process corresponding to product B is approved.
- the online signing is performed first, and the risk control review is performed after the successful online signing.
- separate product development needs to be performed for different loan products, which greatly increases development costs and reduces development efficiency.
- the embodiments of the present application propose a method and device for processing information based on a blockchain, and a blockchain network. When the blockchain receives a transaction request for a target transaction product sent by a terminal, the blockchain The transaction request is verified.
- the blockchain obtains the user information in the user's blockchain account and the smart contract corresponding to the product identification of the target transaction product, and then generates a transaction contract based on the user information and the smart contract, and updates the transaction contract.
- the execution status of the transaction process enables the generation and update of transaction contracts based on smart contracts for different transaction products, reducing development costs and improving transaction processing efficiency.
- the blockchain-based information processing system shown in FIG. 1 can include a terminal 10, a blockchain 20, and a support server 30.
- the transaction processing system can be applied in the field of loans to implement loan control, and can also be applied in Such as logistics, business processing processes between companies.
- the terminal 10 may be a portable device such as a mobile phone, a tablet computer, and a notebook computer, or may be a non-portable device such as a desktop computer.
- the blockchain 20 may include multiple nodes, and multiple nodes cooperate with each other to implement blockchain-based information processing; the support server 30 may include multiple different types of support servers, which can be used to perform different transaction processes such as risk control Audit support server, online signing audit support server, etc.
- a user 40 wants to conduct a transaction, such as a loan transaction, through the above-mentioned blockchain-based information processing system, first the user 40 can input an operation instruction to the terminal 10 for the target transaction product.
- the target transaction product may be any one of a plurality of transaction products provided by the terminal to the user for selection.
- the operation instruction is used to prompt the terminal 10 to generate a transaction request according to the operation instruction and send the transaction request to the blockchain 20.
- the operation instruction input by the user 40 may be a touch operation instruction, a slide operation instruction, a press operation instruction, etc.
- the terminal 10 provides a trading product selection interface, and the trading product selection interface includes at least A trading product allows a user to input an operation instruction to the terminal 10 by clicking the area where the target trading product is located in the terminal.
- the operation instruction input by the user 40 may also be a voice instruction input for a preset area of the terminal 10.
- the manner in which the user 40 enters an operation instruction for a trading product may be that the terminal 10 provides a product selection interface, which includes at least one trading product, and then the user 40 determines from one of a plurality of trading products that one wants to trade Target trading product, click the area where the target trading product is located or press the area where the trading product is located.
- the user 40 before the user 40 inputs an operation instruction to the terminal 10 for the target trading product, the user 40 can register in the blockchain-based information processing system; then the user 40 can log in to the terminal 10 to register an account and then register with the terminal 10 Enter the operation instructions.
- the registration of the user 40 in the transaction system includes: the user 40 first sends a registration request to the terminal 10, the registration request including user information; after receiving the registration request, the terminal 10 sends the registration request to the blockchain 20; The blockchain 20 can verify the registration request according to the user information included in the registration request; if the verification is passed, the blockchain 20 creates a blockchain account for the user in the blockchain 20 for the user.
- the user 40 may be an individual or an enterprise.
- the user personal information included in the registration request sent by the user 40 to the terminal may be the name and identity information of the individual, and the verification of the registration request by the blockchain 20 may be the verification of the identity of the individual; if the user 40 is an enterprise, the user information included in the registration request may be an enterprise taxpayer identification number, an enterprise legal person, and the like. The verification of the registration request by the blockchain 20 may be an enterprise legal person and a tax identification number.
- the terminal 10 may generate a transaction request according to the operation instruction.
- the transaction request may include the signature information of the user's blockchain account and the product identifier corresponding to the transaction product.
- the product identifier corresponding to the transaction product included in the transaction information may be obtained by the terminal 10 according to the user's operation instruction. For example, if the user's manipulation instruction is to click to select the transaction product A, the terminal may obtain the Product Identification.
- the signature information of the user ’s blockchain account included in the transaction information may be generated as follows: After receiving the operation instruction of the user 40 by the terminal 10, the terminal 10 obtains the blockchain account of the user who entered the operation instruction, and then may Use the hash function to process the blockchain account to obtain the summary information of the blockchain account. Further, the terminal 10 uses the private key of the blockchain account to sign the summary information, and finally obtains the user's blockchain account signature. information.
- the user 40 when the user 40 wants to input the operation instruction for the target trading product through the terminal 10, the user 40 needs to log in to the terminal 10 first.
- the user 40 can use the user's blockchain account on the terminal 10 Login, or you can log in using the account associated with the blockchain account.
- the blockchain account of the user 40 may be created by the blockchain 20 for the user 40 according to the registration request of the user 40 before the user 40 inputs an operation instruction to the terminal 10 for the target transaction product.
- the blockchain account of the user 40 may also be that after the user 40 has input an operation instruction for the target trading product through the terminal 10, the blockchain 20 creates the user 40 according to the operation instruction of the user 40 of.
- the terminal 10 can obtain the user's blockchain account according to the login information of the user 40; after acquiring the blockchain account, the terminal 10 can generate the signature information of the blockchain account for the blockchain account. Further, the terminal 10 generates a transaction request according to the product identifier of the target transaction product and the user's blockchain account signature information, and sends the transaction request to the blockchain 20 so that the blockchain 20 can generate a transaction according to the transaction request. contract.
- the blockchain 20 After the blockchain 20 receives the transaction request sent by the terminal 10, it can first verify the transaction request; if the verification is passed, it obtains the user information included in the user's blockchain account. Optionally, the blockchain 20 can verify the transaction request according to the signature information of the user's blockchain account included in the transaction request.
- a feasible verification method can be: the blockchain 20 finds it from a local database Blockchain account related to the signature information of the user's blockchain account included in the transaction request, and obtain the public key of the blockchain account; then use the public key of the blockchain account to perform signature information on the blockchain account Decrypt to obtain the summary information of the blockchain account; then, the blockchain 20 performs a hash operation on the blockchain account obtained in the local database to obtain a summary information; compare the summary information obtained twice: if two The summary information obtained the same time indicates that the transaction request was sent by the user 40 and has not been tampered with. It can be understood that the blockchain 20 verifies the signature information of the user's blockchain account included in the transaction request, thereby ensuring the authenticity and legality of the transaction request.
- the blockchain 20 passes the verification of the transaction request.
- the smart contract corresponding to the transaction product can be obtained according to the product identification included in the transaction request.
- the blockchain 20 can obtain the account address of the smart contract corresponding to the trading product according to the product identifier, and then obtain the smart contract corresponding to the target trading product in the account address.
- the blockchain 20 may also first obtain a smart contract according to the product identifier in the transaction request, and then verify the transaction request.
- the blockchain 20 generates a transaction contract for a target transaction product according to the smart contract and user information obtained above, and updates the execution status of the transaction process included in the transaction contract.
- the smart contract includes one or more of a transaction process, a product identification, a repayment method, and a rate of a transaction product.
- the blockchain 20 generates a transaction contract according to the user information and the smart contract, including: generating a transaction contract according to one or more of a transaction process, a product identification, a repayment method, and a rate, and user information.
- the blockchain 20 updates the execution state of the transaction process included in the transaction contract, including: obtaining the execution state of the target transaction process currently performed in the transaction contract; and when the execution state is not executed Next, an execution request is sent to the support server 30 corresponding to the target transaction process; the execution result for the target transaction process sent by the support server 30 in response to the execution request is received; and the execution status of the target transaction process in the transaction contract is updated according to the execution result.
- the blockchain 20 detects the execution status of the ongoing process in the current transaction contract; if the execution status is executed, the transaction process can be ignored and the next transaction process included in the transaction contract can be detected; if the execution status If it is not executed, an execution request is sent to the support server 30 corresponding to the current transaction process, so that the support server 30 starts to execute the transaction process, and finally updates the execution status of the transaction process in the transaction contract according to the execution result.
- the execution results of the target transaction process by the support server 30 may be two types: one is that after the support server 30 executes the target transaction request, it is determined that the execution result of the target transaction process meets the preset execution status update condition; the other One is that the support server 30 determines that the execution result of the target transaction process does not meet the preset execution status update conditions.
- the blockchain 20 updates the execution status of the transaction process included in the transaction contract according to the execution result, including: if the execution result meets the preset execution status update condition, updating the target transaction process in the transaction contract The execution status is updated from processing to completed.
- a prompt message indicating that the execution of the target transaction process fails is generated.
- the blockchain 20 verifies the received transaction request, and obtains user information in the user's blockchain account included in the transaction request if the verification is passed. , And then obtain the smart contract corresponding to the transaction product according to the product identifier included in the transaction request; further, a transaction contract is generated based on the user information and the smart contract, and the execution status of the transaction process in the transaction contract is monitored and implemented in real time to achieve Smart contracts for trading products generate and update trading contracts for trading products, reducing development costs and improving transaction processing efficiency.
- FIG. 2 is a schematic flowchart of a blockchain-based information processing method according to an embodiment of the present invention.
- the blockchain-based information processing method shown in FIG. 2 may include:
- the blockchain receives a transaction request for a target transaction product sent by a terminal.
- the transaction request may include the signature information of the user ’s blockchain account and the product identification of the target transaction product.
- the target transaction product may refer to any one of all transaction products provided by the terminal for the user to choose.
- the terminal before the terminal sends a transaction request for the target transaction product to the blockchain, the terminal includes: the terminal receives an operation instruction input by the user for the target transaction product, such as a user's click operation, a press operation, or a slide operation; and then according to With the above operation instructions, the terminal obtains the user's blockchain account information and the product identifier of the target transaction product; the terminal can hash the user's blockchain account and then sign it with the private key of the blockchain account. Generate the signature information of the blockchain account; the terminal sends the signature information of the blockchain account along with the product identification of the target transaction product to the blockchain and sends it to the blockchain.
- the product identification of the target trading product may be determined at the product development stage.
- a user who inputs an operation instruction to the terminal may be an individual or a non-person.
- the non-person includes an enterprise and a channel party.
- the channel party may be understood as an enterprise that an individual user can use to indirectly apply for a transaction, such as consumption. If you buy a mobile phone in the business hall, the business hall can apply for a loan transaction from the blockchain with the consent of the consumer, then the business hall can be understood as the channel party. Similarly, supermarkets, shopping malls, and other companies registered in the blockchain can be understood as channel parties.
- the transaction request generated by the terminal according to the user's input operation instruction may include the user's blockchain account signature information and product identification; if the user is a channel party, the terminal
- the transaction request generated according to the operation instruction input by the user includes, in addition to the signature signal and product identification of the user's blockchain account, consumer personal information and purchase information.
- the blockchain verifies the transaction request. If the verification is passed, the user information in the user's blockchain account is obtained.
- the verification of the transaction request by the blockchain is to verify the authenticity and legality of the transaction request, that is, to verify whether the user who initiated the transaction request is a legitimate user, and whether the user's blockchain account has been tampered with.
- the verification of the transaction request by the blockchain may be to verify the transaction request according to the signature information of the user's blockchain account included in the transaction request: if the verification of the signature information of the blockchain account passes, it indicates that the transaction The request is genuine and legal.
- the block chain receives the signature information of the blockchain account included in the transaction request sent by the terminal.
- the terminal can use the hash function to hash the blockchain account to obtain the summary information of the blockchain account, and then use the block.
- the private key of the chain account is obtained by signing the obtained digest information.
- the process of verifying the signature information of the blockchain account by the blockchain can be:
- the blockchain can find the user's blockchain account in the blockchain and obtain the blockchain account according to the signature information of the blockchain account.
- the public key of the blockchain account can be used to decrypt the signature information of the blockchain account and get the summary information of the decrypted blockchain account; then the blockchain can find the user's blockchain account from the database Perform a hash operation to obtain the summary information of the calculated blockchain account; the blockchain compares the summary information of the calculated blockchain account with the decrypted blockchain account's summary information. If the two are exactly the same, then Make sure the transaction request is verified.
- the blockchain obtains the smart contract corresponding to the target transaction product according to the product identification.
- the feasible way for the blockchain to obtain the smart contract corresponding to the target transaction product according to the product identifier may be: the blockchain finds the account address of the smart contract corresponding to the product identifier in the blockchain, and then obtains the smart contract's Smart contract in account address.
- the blockchain in the initial stage of product development, can create different transaction products according to different product requirement documents. Each transaction product thus obtained includes the requirements corresponding to the transaction product and the product identification; The blockchain can then generate smart contracts for each transaction product according to the requirements included in each transaction product; then the blockchain can create a smart contract account address for each smart contract and store the account address in the blockchain In each node. It can be understood that through this method of creating a smart contract account address, the blockchain can quickly and accurately find the corresponding smart contract from the blockchain as long as it knows the product identification.
- the blockchain generates a transaction contract according to the user information and the smart contract, and updates the execution status of the transaction process included in the transaction contract.
- the transaction request sent by the terminal to the blockchain is initiated by a user inputting an operation instruction to the terminal, and the user may refer to an individual user or an enterprise and a channel party.
- the user information may include personal identification information, name, and other basic information; if the user is an enterprise and a channel party, the user information may include an enterprise's taxpayer identification number and an enterprise legal person.
- the smart contract may include one or more of a transaction process, a product identification, a repayment method, and a rate of the transaction product, wherein the rate may include one of an interest rate, a commission rate, and a default rate Or more.
- the blockchain generates a transaction contract according to user information and a smart contract, which may include: the blockchain according to one or more of a transaction process, a product identification, a repayment method, and a fee rate, and the user Information generation transaction contract.
- the blockchain-based information processing method before the blockchain receives a transaction request for the target trading product from the receiving terminal, the blockchain-based information processing method further includes: the blockchain receives a user's registration request, and the registration request includes the user User information; if the user passes the registration request verification, the blockchain creates a blockchain account for the user.
- the way in which the blockchain creates a user's blockchain account for the user may also be that when the terminal receives an operation instruction input by the user, the terminal sends a related registration request to the blockchain, and the zone The blockchain completes the verification of the user and creates a blockchain account.
- the user may be an individual or an enterprise or a channel party.
- the user information may include the name, gender, age, identity information, and other basic personal information of the user; if the user is Enterprises or channel parties, user information may include information such as corporate taxpayer identification codes and corporate legal persons. In other words, only individuals or companies registered on the blockchain can generate transaction contracts for the target trading products through the blockchain.
- the blockchain after the blockchain generates a transaction contract according to the user information and the smart contract, it can detect the execution status of each transaction process in the transaction contract and update the execution status.
- updating the execution status of each transaction process included in the transaction contract can be understood as updating the execution status of the currently unexecuted process from a completed state or a transaction process from a completed but error state to Status of secondary verification, etc.
- the blockchain verifies the received transaction request. If the verification is passed, the user information in the user's blockchain account included in the transaction request is obtained, and then obtained according to the product identifier included in the transaction request.
- the smart contract corresponding to the transaction product further, a transaction contract is generated based on the user information and the smart contract, and the execution status of the transaction process in the transaction contract is monitored and real-time, and the transaction contract is generated and updated according to the smart contract for different transaction products.
- FIG. 3 it is a schematic flowchart of another blockchain-based information processing method according to an embodiment of the present invention. As shown in FIG. 3, the method may include:
- the blockchain receives a transaction request for a target transaction product sent by a terminal.
- the blockchain obtains the smart contract corresponding to the target transaction product according to the product identification.
- the blockchain generates a transaction contract according to the user information and the smart contract.
- steps S301-S304 have been specifically described in the blockchain-based information processing method shown in FIG. 2, and are not repeated here.
- the blockchain obtains the execution status of the target transaction process currently performed in the transaction contract.
- the execution status of the transaction process included in the transaction contract can be monitored in real time.
- each transaction process included in the transaction contract has a sequential execution order, and the execution order is determined by the characteristics of the trading product. For example, the execution order of the transaction process corresponding to transaction product A is first risk control review and then online signing, and the execution order of the transaction process corresponding to transaction product B is first online signing and then risk control review.
- the transaction process in the transaction contract is queued for execution, and the blockchain obtains the execution status of the target transaction process currently performed in the transaction contract, that is, the blockchain obtains the transaction process at the first position in the current queue. .
- the blockchain sends an execution request to the supporting blockchain corresponding to the target transaction process.
- the blockchain determines the current execution status of the target transaction process.
- the execution status may include "completed”, “reviewed” or “not executed”, or “waiting for execution” "Wait. If the blockchain judges that the execution status of the target transaction process is "reviewed”, it can ignore the target transaction process and continue to monitor the next transaction process; if the blockchain judges that the execution status of the target transaction process is "not executed", the district
- the blockchain sends an execution request to the support server corresponding to the target transaction process to instruct the support server to execute the target transaction process. For example, if the target transaction process obtained by the blockchain is a risk control audit and the execution status of the target transaction process is not executed, the blockchain sends an execution request to the risk control audit support server to prompt the risk control audit support service area to process Target transaction process.
- the blockchain receives the execution result for the target transaction process sent by the support server in response to the execution request.
- the blockchain updates the execution status of the target transaction process in the transaction contract according to the execution result.
- the blockchain updates the execution of the target transaction process in the transaction contract according to the execution result.
- the status may include: if the execution result meets the preset execution status update conditions, the blockchain updates the execution status of the target transaction process in the transaction contract from being processed to completed.
- the method further includes: if the execution result does not meet the preset execution status update condition, the blockchain generates a prompt message that the execution of the target transaction process fails.
- the block chain judges the execution result, that is, determines whether the execution result meets the preset execution status update conditions: if the execution result meets the preset execution status update conditions, the zone
- the blockchain can update the execution status of the target transaction process; if the execution result does not meet the preset execution status update conditions, the blockchain can not update the execution status of the target transaction process, and the blockchain can also generate the target transaction process Prompt information for execution failure, so as to facilitate subsequent processing of the target transaction process.
- the preset execution status update conditions can be preset by the blockchain for each transaction process. For example, when the transaction process is a risk control review, the corresponding preset execution status update conditions can be a risk control review. When the process is a net sign, the corresponding preset execution status update conditions can be passed by the net sign.
- the blockchain judges that the risk control audit process has not been executed, it can send an execution request to the risk control audit support server corresponding to the risk control audit; after the risk control audit support server receives the execution request, it starts to execute the risk control audit transaction process, and Returns the execution result to the blockchain; after receiving the execution result sent by the risk control audit support server, the block chain judges whether the execution result is approved or failed; if the execution result is approved, the blockchain will The control audit transaction process is updated from being processed to completed, and the execution status of the next transaction process continues to be monitored.
- the blockchain If the execution result is that the audit fails, the blockchain generates a warning message that the risk control audit execution has failed, which is used to alert the user Causes of risk control audit failure. If the block chain receives a re-audit request input by the terminal or a re-generating transaction contract request input by the terminal, the blockchain re-sends an execution request to the risk control audit support server, or the blockchain re-executes steps S301-S308.
- the blockchain verifies the received transaction request. If the verification is passed, the user information in the user's blockchain account included in the transaction request is obtained, and then obtained according to the product identifier included in the transaction request.
- the smart contract corresponding to the transaction product further, a transaction contract is generated based on the user information and the smart contract, and the execution status of the transaction process in the transaction contract is monitored in real time; if it is detected that the target transaction process has not been executed, support for the target transaction process is provided
- the server sends an execution request, and finally updates the target transaction process according to the execution result sent by the supporting server. It implements the generation and update of the transaction contract according to the smart contract for different transaction products, which reduces the development cost and improves the efficiency of transaction processing.
- the blockchain-based information processing device of this embodiment corresponds to the foregoing blockchain and is used to execute the corresponding method of the foregoing blockchain implementation.
- the device includes a receiving unit 401, a verification unit 402, an obtaining unit 403, and a generation unit.
- the receiving unit 401 is configured to receive a transaction request for a target transaction product sent by a terminal, and the transaction request includes signature information of a user's blockchain account and a product identifier of the target transaction product;
- a verification unit 402 configured to verify a transaction request
- An obtaining unit 403, configured to obtain user information of a user's blockchain account if the verification unit passes the verification of the transaction request;
- the obtaining unit 403 is further configured to obtain a smart contract corresponding to a target trading product according to a product identifier
- a generating unit 404 configured to generate a transaction contract according to the user information and the smart contract
- the updating unit 405 is configured to update the execution status of the transaction process included in the transaction contract.
- the smart contract includes one or more of the transaction process, product identification, repayment method, and interest rate of the target transaction product.
- the generating unit 404 is specifically configured to:
- the updating unit 405 is specifically configured to:
- the execution status of the target transaction process included in the transaction contract is updated according to the execution result, including:
- the execution status of the target transaction process in the transaction contract is updated from being processed to completed.
- the blockchain-based information processing device further includes:
- the blockchain-based information processing apparatus further includes a creating unit 406:
- the receiving unit 401 is further configured to receive a registration request of a user, where the registration request includes user information of the user;
- the verification unit 402 is further configured to verify the registration request according to the user information
- a creating unit 406 is configured to create a blockchain account for the user if the verification unit passes the registration request verification.
- the verification unit 402 verifies the transaction request received by the receiving unit 401. If the verification is passed, the obtaining unit 403 obtains the user information in the user's blockchain account included in the transaction request, and then obtains the unit 403. The smart contract corresponding to the trading product is obtained according to the product identifier included in the transaction request. Further, the generating unit 404 generates a trading contract based on the user information and the smart contract, and the updating unit 405 monitors and executes the execution status of the transaction process in the trading contract in real time to realize For different trading products, according to smart contracts to generate and update trading contracts, reducing development costs and improving the efficiency of transaction processing.
- the blockchain network in this embodiment corresponds to the aforementioned blockchain and is used to execute the corresponding method of the aforementioned blockchain implementation.
- the blockchain network may include: a Or multiple processors 501; one or more network interfaces 502, and a memory 503.
- the processor 501, the network interface 502, and the memory 503 are connected through a bus 504.
- the memory 503 is configured to store a computer program.
- the computer program includes program instructions, and the processor 501 is configured to execute the program instructions stored in the memory 503.
- the processor 501 is configured to call a program instruction to execute:
- the smart contract includes one or more of the transaction process, product identification, repayment method, and rate of the target transaction product.
- a transaction contract is generated according to the user information and the smart contract, and the processor 501 is configured to call a program instruction for specific execution:
- the execution status of the transaction process included in the transaction contract is updated, and the processor 501 is configured to call a program instruction to specifically execute:
- the execution status of the target transaction process included in the transaction contract is updated according to the execution result, and the processor 501 is configured to call the program instruction for specific execution:
- the execution status of the target transaction process in the transaction contract is updated from being processed to completed.
- the processor 501 is configured to call a program instruction and also execute:
- the processor 501 before receiving a transaction request for a target trading product sent by a trading terminal, the processor 501 is configured to call a program instruction and execute:
- the registration request including user information of the user
- the processor 501 may be a central processing unit (CPU), and the processor may also be another general-purpose processor or a digital signal processor (DSP). , Application specific integrated circuit (ASIC), ready-made programmable gate array (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc.
- a general-purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
- the network interface 502 is used to receive or send data when the network is connected.
- the memory 503 may include a read-only memory and a random access memory, and provide instructions and data to the processor 501.
- a part of the memory 503 may further include a non-volatile random access memory.
- the memory 503 may also store information of a device type.
- the processor 501, the network interface 502, and the memory 503 described in the embodiment of the present invention can execute the implementation manners described in FIG. 2 and FIG. 3 of the blockchain-based information processing method provided by the embodiment of the present invention. It is also possible to implement the implementation manner of the information processing device based on the blockchain described in the embodiment shown in FIG. 4 of the present invention, which is not repeated here.
- a computer-readable storage medium is provided in an embodiment of the present application.
- the computer-readable storage medium stores a computer program.
- the computer program includes program instructions.
- the processor executes FIG. 2 and FIG.
- the embodiment of the blockchain-based information processing method provided by 3 and the implementation manner of the blockchain-based information processing apparatus described in FIG. 4 are not repeated here.
- the computer-readable storage medium may be an internal storage unit of the terminal in any of the foregoing embodiments, such as a hard disk or a memory of the terminal.
- the computer-readable storage medium may also be an external storage device of the terminal, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) card, and a Flash Card. )Wait.
- the computer-readable storage medium may include both an internal storage unit of the terminal and an external storage device.
- the computer-readable storage medium is used to store a computer program and other programs and data required by the terminal.
- the computer-readable storage medium can also be used to temporarily store data that has been or will be output.
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Abstract
Description
Claims (10)
- 一种基于区块链的信息处理方法,其特征在于,包括:区块链接收终端发送的针对目标交易产品的交易请求,所述交易请求中包括用户的区块链账户的签名信息和所述目标交易产品的产品标识;所述区块链对所述交易请求进行验证,若验证通过则获取所述用户的区块链账户中的用户信息;所述区块链根据所述产品标识,获取所述目标交易产品对应的智能合约;所述区块链根据所述用户信息和所述智能合约生成交易合同,并更新所述交易合同包括的交易流程的执行状态。
- 根据权利要求1所述的方法,其特征在于,所述智能合约中包括所述目标交易产品的交易流程、产品标识、还款方式以及费率中的一种或多种。
- 根据权利要求2所述的方法,其特征在于,所述区块链根据所述用户信息和所述智能合约生成交易合同,包括:所述区块链根据所述交易流程、所述产品标识、所述还款方式以及所述利率中的一种或多种以及所述用户信息生成交易合同。
- 根据权利要求1所述的方法,其特征在于,所述更新所述交易合同包括的交易流程的执行状态,包括:所述区块链获取所述交易合同中当前进行到的目标交易流程的执行状态;在所述执行状态为未执行的情况下,所述区块链向所述目标交易流程对应的支撑服务器发送执行请求;所述区块链接收所述支撑服务器响应于所述执行请求发送的针对所述目标交易流程的执行结果;所述区块链根据所述执行结果更新所述交易合同中所述目标交易流程的执行状态。
- 根据权利要求4所述的方法,其特征在于,所述区块链根据所述执行 结果更新所述交易合同包括的目标交易流程的执行状态,包括:若所述执行结果符合预设执行状态更新条件,则所述区块链将所述交易合同中所述目标交易流程的执行状态由正在处理更新为已完成。
- 根据权利要求5所述的方法,其特征在于,所述方法还包括:若所述执行结果不符合所述预设执行状态更新条件,则所述区块链生成所述目标交易流程执行失败的提示信息。
- 根据权利要求1所述的方法,其特征在于,所述区块链接收终端发送的针对目标交易产品的交易请求之前,所述方法还包括:所述区块链接收所述用户的注册请求,所述注册请求中包括所述用户的用户信息;若所述区块链根据所述用户信息对所述注册请求验证通过,则为所述用户创建区块链账户。
- 一种基于区块链的信息处理装置,其特征在于,包括:接收单元,用于接收终端发送的针对目标交易产品的交易请求,所述交易请求中包括用户的区块链账户的签名信息和所述目标交易产品的产品标识;验证单元,用于对所述交易请求进行验证;获取单元,用于若验证单元对所述交易请求验证通过,则获取所述用户的区块链账户的用户信息;所述获取单元,还用于根据所述产品标识,获取所述目标交易产品对应的智能合约;生成单元,用于根据所述用户信息和所述智能合约生成交易合同;更新单元,用于更新所述交易合同包括的交易流程的执行状态。
- 一种区块链网络,其特征在于,包括处理器、网络接口和存储器,所述处理器、所述网络接口和所述存储器相互连接,其中,所述存储器用于存储计算机程序,所述计算机程序包括程序指令,所述处理器被配置用于调用所述 程序指令,执行如权利要求1-7任一项所述的方法。
- 一种计算机可读存储介质,其特征在于,所述计算机可读存储介质存储有计算机程序,所述计算机程序包括程序指令,所述程序指令当被处理器执行时使所述处理器执行如权利要求1-7任一项所述的方法。
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