CN111163089B - Intelligent contract authority control method and system - Google Patents
Intelligent contract authority control method and system Download PDFInfo
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- CN111163089B CN111163089B CN201911393674.1A CN201911393674A CN111163089B CN 111163089 B CN111163089 B CN 111163089B CN 201911393674 A CN201911393674 A CN 201911393674A CN 111163089 B CN111163089 B CN 111163089B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
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Abstract
The invention discloses an intelligent contract authority control method and system. The method comprises the steps of acquiring and decoupling service control logic and service data to obtain a logic contract and a data contract; generating the authority of the logic contract to access the data contract according to the coupling relation of the logic contract and the data contract; acquiring registration information of a registrant; generating a registrant authority according to the registration information and the authority of the logic contract for accessing the data contract; the registrant authority is the authority of the registrant to read and write the service data; acquiring access information of an accessor; judging whether the visitor has the registrant authority or not according to the access information; if the service data has the registrant authority, allowing the accessor to perform read-write operation on the service data; and if the service data does not have the registrant authority, forbidding the accessor to carry out read-write operation on the service data. By adopting the method and the system, the safety and the legality of the block chain read-write data can be guaranteed through intelligent contract authority control.
Description
Technical Field
The invention relates to the technical field of block chains, in particular to an intelligent contract authority control method and system.
Background
A smart contract is a computer protocol that propagates, validates, or enforces contracts in an informational manner, allowing trusted transactions to be conducted without third parties, which transactions are traceable and irreversible. When the enterprise-level intelligent contract is applied at present, business logic can be defined through the intelligent contract, a plurality of contract methods are contained in a contract template according to business rules, and corresponding atomic task instructions are integrated through the contract methods.
The blockchain is a public transparent distributed book, and a string of information can be written into the blockchain only by spending less transaction fee. The blockchain can ensure that written content is not deleted and that the content is public, but the blockchain cannot prevent information that should not be written from being written to the chain. Therefore, the correctness and legitimacy of the information written when the block chain is generated cannot be guaranteed.
Disclosure of Invention
The invention aims to provide an intelligent contract authority control method and system, which can ensure the safety and the legality of block chain read and write data through intelligent contract authority control.
In order to achieve the purpose, the invention provides the following scheme:
an intelligent contract authority control method comprises the following steps:
acquiring and decoupling service control logic and service data to obtain a logic contract and a data contract; the data contracts include a first data contract and a second data contract; the first data contract is used for storing a service data ID and a second data contract address; the second data contract is used for storing business data;
generating the authority of the logic contract to access the data contract according to the coupling relation of the logic contract and the data contract;
acquiring registration information of a registrant;
generating a registrant authority according to the registration information and the authority of the logic contract for accessing the data contract; the registrant authority is the authority of the registrant for reading and writing the service data;
acquiring access information of an accessor;
judging whether the visitor has the registrant authority or not according to the access information; if the visitor has the registrant authority, allowing the visitor to perform read-write operation on the service data; and if the service data does not have the registrant authority, forbidding the accessor to perform read-write operation on the service data.
Optionally, the generating a right of the logical contract to access the data contract according to the coupling relationship between the logical contract and the data contract specifically includes:
acquiring a logic contract address, a first data contract address, a service data ID and a second data contract address;
generating a first access right according to the logic contract address and the first data contract address, wherein the first access right is the right of a logic contract to access a first data contract;
and generating a second access right according to the first data contract address, the service data ID and the second data contract address, wherein the second access right is the right of the first data contract to access a second data contract.
Alternatively to this, the first and second parts may,
the registration information is a registrant private key;
generating a registrant authority according to the registration information and the authority of the logic contract for accessing the data contract; the registrar authority is an authority of a registrar to read and write service data, and specifically includes:
generating a logic contract to be accessed by the registrant according to the registrant private key;
and generating the authority of the registrant according to the logic contract to be accessed by the registrant and the authority of the logic contract for accessing the data contract.
Alternatively to this, the first and second parts may,
the access information is an accessor private key;
the determining, according to the access information, whether the visitor has the registrar authority includes:
judging whether the visitor private key is consistent with the registrant private key; if the visitor private key is consistent with the registrant private key, the visitor has the authority of the registrant; if the visitor private key is not consistent with the registrant private key, the visitor does not have the authority of the registrant.
The invention also provides an intelligent contract authority control system, which comprises:
the decoupling module is used for acquiring and decoupling the service control logic and the service data to obtain a logic contract and a data contract; the data contracts include a first data contract and a second data contract; the first data contract is used for storing a service data ID and a second data contract address; the second data contract is used for storing business data;
the authority generation module of the logic contract access data contract is used for generating the authority of the logic contract access data contract according to the coupling relation between the logic contract and the data contract;
the registration information acquisition module is used for acquiring the registration information of a registrant;
the registrant authority generating module is used for generating the registrant authority according to the registration information and the authority of the logic contract for accessing the data contract; the registrant authority is the authority of the registrant for reading and writing the service data;
the access information acquisition module is used for acquiring the access information of the visitor;
the authority judging module is used for judging whether the visitor has the authority of the registrant according to the access information; if the subscriber has the registrant authority, the instruction is sent to the read-write operation module; if the register does not have the registrant authority, the instruction is sent to a prohibition module;
the read-write operation module is used for allowing the visitor to perform read-write operation on the service data when the visitor has the authority of the registrant;
and the forbidding module is used for forbidding the visitor to carry out read-write operation on the service data when the visitor does not have the authority of the registrant.
Optionally, the authority generation module for accessing the data contract by the logic contract specifically includes:
an address acquisition unit, configured to acquire a logical contract address, a first data contract address, a service data ID, and a second data contract address;
a first access right generating unit, configured to generate a first access right according to the logical contract address and the first data contract address, where the first access right is a right of a logical contract to access a first data contract;
and the second access right generating unit is used for generating a second access right according to the first data contract address, the service data ID and the second data contract address, wherein the second access right is the right of the first data contract to access a second data contract.
Optionally, the registration information is a private key of a registrant;
the registrar authority generation module specifically includes:
the logic contract generating unit to be accessed by the registrant is used for generating the logic contract to be accessed by the registrant according to the registrant private key;
and the registrant authority generating unit is used for generating the registrant authority according to the logic contract to be accessed by the registrant and the authority of the logic contract to access the data contract.
Optionally, the access information is an accessor private key;
the permission judging module specifically comprises:
the authority judgment unit is used for judging whether the visitor private key is consistent with the registrant private key or not; if the visitor private key is consistent with the registrant private key, the visitor has the authority of the registrant; if the visitor private key is not consistent with the registrant private key, the visitor does not have the authority of the registrant.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides an intelligent contract authority control method and system, which are used for obtaining a logic contract and a data contract by decoupling service control logic and service data, so that the data authority is conveniently separated from the service logic authority subsequently; generating the authority of the logic contract to access the data contract according to the coupling relation of the logic contract and the data contract; generating a registrant authority according to the registration information and the authority of the logic contract for accessing the data contract, wherein the registrant authority is the authority of the registrant for reading and writing the service data; judging whether the visitor has the registrant authority or not according to the access information; if the service data has the registrant authority, allowing the accessor to perform read-write operation on the service data; and if the service data does not have the registrant authority, forbidding the accessor to carry out read-write operation on the service data. The invention ensures the safety and the legality of the block chain read and write data by opening the read and write permission of the data only by a specific logic contract and only enabling a registrant to carry out the read and write operation of the service data.
In addition, the invention generates a first access right according to the logic contract address and the first data contract address, wherein the first access right is the right of the logic contract to access the first data contract and establishes access connection between the logic contract and the data contract; the authority of the first data contract for accessing the second data contract is generated according to the first data contract address, the service data ID and the second data contract address, access connection is established between the first data contract and the second data contract in the data contract, the fact that the read-write authority of the data is only opened to a specific logic contract is achieved, the specific logic contract accesses the specific first data contract, the specific first data contract accesses the specific second data contract, the authority is limited from the aspects of the logic contract and the data contract, and the safety and the legality of block chain read-write data are further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a flow chart of an intelligent contract authority control method in an embodiment of the present invention;
fig. 2 is a structural diagram of an intelligent contract authority control system in the embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide an intelligent contract authority control method and system, which can ensure the safety and the legality of block chain read and write data through intelligent contract authority control.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a flowchart of an intelligent contract authority control method in an embodiment of the present invention. As shown in fig. 1, an intelligent contract authority control method includes:
step 101: acquiring and decoupling service control logic and service data to obtain a logic contract and a data contract; the data contracts include a first data contract and a second data contract; the first data contract is used for storing the service data ID and the second data contract address; the second data contract is used for storing business data.
Step 102: and generating the authority of the logic contract to access the data contract according to the coupling relation of the logic contract and the data contract. The rights of the logical contract to access the data contract include the rights of the first data contract and the rights of the second data contract.
a logical contract address, a first data contract address, a business data ID, and a second data contract address are obtained.
And generating a first access right according to the logic contract address and the first data contract address, wherein the first access right is the right of the logic contract to access the first data contract.
And generating a second access right according to the first data contract address, the service data ID and the second data contract address, wherein the second access right is the right of the first data contract to access the second data contract.
Step 103: registration information of a registrant is acquired. The registration information is a registrant private key.
Step 104: generating a registrant authority according to the registration information and the authority of the logic contract for accessing the data contract; the registrant authority is the authority of the registrant to read and write the service data.
and generating a logic contract to be accessed by the registrant according to the registrant private key.
And generating the authority of the registrant according to the logical contract to be accessed by the registrant and the authority of the logical contract to access the data contract.
Further, a logical contract address is obtained according to the logical contract to be accessed by the registrant, and the registrant authority is generated according to the method of obtaining the authority of the first data contract and the authority of the second data contract in the step 102.
Step 105: acquiring access information of an accessor; the access information is the visitor private key.
Step 106: judging whether the visitor has the registrant authority or not according to the access information; if the registered person has the right of the registrant, executing step 107; if not, go to step 108.
judging whether the private key of the visitor is consistent with the private key of the registrant; if the visitor private key is consistent with the registrant private key, the visitor has the authority of the registrant; if the visitor private key is not consistent with the registrant private key, the visitor does not have the authority of the registrant.
Step 107: and allowing the visitor to read and write the service data.
Step 108: and forbidding the visitor to read and write the service data.
Fig. 2 is a structural diagram of an intelligent contract authority control system in the embodiment of the invention. As shown in fig. 2, an intelligent contract authority control system includes:
a decoupling module 201, configured to acquire and decouple a service control logic and service data to obtain a logic contract and a data contract; the data contracts include a first data contract and a second data contract; the first data contract is used for storing the service data ID and the second data contract address; the second data contract is used for storing business data.
And the authority generation module 202 of the logic contract access data contract is used for generating the authority of the logic contract access data contract according to the coupling relation of the logic contract and the data contract.
The authority generation module 202 for accessing the data contract by the logical contract specifically includes:
an address acquisition unit, configured to acquire a logical contract address, a first data contract address, a service data ID, and a second data contract address;
the first access authority generating unit is used for generating a first access authority according to the logic contract address and the first data contract address, and the first access authority is the authority of the logic contract for accessing the first data contract;
and the second access right generating unit is used for generating a second access right according to the first data contract address, the service data ID and the second data contract address, and the second access right is the right of the first data contract to access the second data contract.
A registration information obtaining module 203, configured to obtain registration information of a registrant. The registration information is a registrant private key.
A registrant authority generation module 204, configured to generate a registrant authority according to the registration information and the authority of the logical contract for accessing the data contract; the registrant authority is the authority of the registrant to read and write the service data.
The registrar authority generation module 204 specifically includes:
the logic contract generating unit to be accessed by the registrant is used for generating the logic contract to be accessed by the registrant according to the registrant private key;
and the registrant authority generating unit is used for generating the registrant authority according to the logical contract to be accessed by the registrant and the authority of the logical contract for accessing the data contract.
And an access information obtaining module 205, configured to obtain access information of the visitor. The access information is the visitor private key.
And the permission judging module 206 is used for judging whether the visitor has the authority of the registrant according to the access information. If the subscriber has the registrant authority, the instruction is sent to the read-write operation module 207; if not, an instruction is sent to the inhibit module 208.
The permission judging module 206 specifically includes:
the authority judgment unit is used for judging whether the private key of the visitor is consistent with the private key of the registrant; if the visitor private key is consistent with the registrant private key, the visitor has the authority of the registrant; if the visitor private key is not consistent with the registrant private key, the visitor does not have the authority of the registrant.
And the read-write operation module 207 is used for allowing the visitor to perform read-write operation on the service data when the visitor has the authority of the registrant.
And the forbidding module 208 is used for forbidding the visitor to perform read-write operation on the service data when the visitor does not have the authority of the registrant.
For the system disclosed by the embodiment, the description is relatively simple because the system corresponds to the method disclosed by the embodiment, and the relevant points can be referred to the method part for description.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In summary, this summary should not be construed to limit the present invention.
Claims (6)
1. An intelligent contract authority control method is characterized by comprising the following steps:
acquiring and decoupling service control logic and service data to obtain a logic contract and a data contract; the data contracts include a first data contract and a second data contract; the first data contract is used for storing a service data ID and a second data contract address; the second data contract is used for storing business data;
generating the authority of the logic contract to access the data contract according to the coupling relation of the logic contract and the data contract;
acquiring registration information of a registrant;
generating a registrant authority according to the registration information and the authority of the logic contract for accessing the data contract; the registrant authority is the authority of the registrant for reading and writing the service data;
acquiring access information of an accessor;
judging whether the visitor has the registrant authority or not according to the access information; if the visitor has the registrant authority, allowing the visitor to perform read-write operation on the service data; if the visitor does not have the registrant authority, forbidding the visitor to perform read-write operation on the service data;
the generating of the authority of the logical contract to access the data contract according to the coupling relationship between the logical contract and the data contract specifically includes:
acquiring a logic contract address, a first data contract address, a service data ID and a second data contract address;
generating a first access right according to the logic contract address and the first data contract address, wherein the first access right is the right of a logic contract to access a first data contract;
and generating a second access right according to the first data contract address, the service data ID and the second data contract address, wherein the second access right is the right of the first data contract to access a second data contract.
2. The intelligent contract authority control method according to claim 1,
the registration information is a registrant private key;
generating a registrant authority according to the registration information and the authority of the logic contract for accessing the data contract; the registrar authority is an authority of a registrar to read and write service data, and specifically includes:
generating a logic contract to be accessed by the registrant according to the registrant private key;
and generating the authority of the registrant according to the logic contract to be accessed by the registrant and the authority of the logic contract for accessing the data contract.
3. The intelligent contract authority control method according to claim 2,
the access information is an accessor private key;
the determining, according to the access information, whether the visitor has the registrar authority includes:
judging whether the visitor private key is consistent with the registrant private key; if the visitor private key is consistent with the registrant private key, the visitor has the authority of the registrant; if the visitor private key is not consistent with the registrant private key, the visitor does not have the authority of the registrant.
4. An intelligent contract privilege control system, comprising:
the decoupling module is used for acquiring and decoupling the service control logic and the service data to obtain a logic contract and a data contract; the data contracts include a first data contract and a second data contract; the first data contract is used for storing a service data ID and a second data contract address; the second data contract is used for storing business data;
the authority generation module of the logic contract access data contract is used for generating the authority of the logic contract access data contract according to the coupling relation between the logic contract and the data contract;
the registration information acquisition module is used for acquiring the registration information of a registrant;
the registrant authority generating module is used for generating the registrant authority according to the registration information and the authority of the logic contract for accessing the data contract; the registrant authority is the authority of the registrant for reading and writing the service data;
the access information acquisition module is used for acquiring the access information of the visitor;
the authority judging module is used for judging whether the visitor has the authority of the registrant according to the access information; if the subscriber has the registrant authority, the instruction is sent to the read-write operation module; if the register does not have the registrant authority, the instruction is sent to a prohibition module;
the read-write operation module is used for allowing the visitor to perform read-write operation on the service data when the visitor has the authority of the registrant;
the forbidding module is used for forbidding the visitor to perform read-write operation on the service data when the visitor does not have the authority of the registrant;
the authority generation module for accessing the data contract by the logic contract specifically comprises:
an address acquisition unit, configured to acquire a logical contract address, a first data contract address, a service data ID, and a second data contract address;
a first access right generating unit, configured to generate a first access right according to the logical contract address and the first data contract address, where the first access right is a right of a logical contract to access a first data contract;
and the second access right generating unit is used for generating a second access right according to the first data contract address, the service data ID and the second data contract address, wherein the second access right is the right of the first data contract to access a second data contract.
5. The intelligent contract authority control system of claim 4, wherein the registration information is a registrant private key;
the registrar authority generation module specifically includes:
the logic contract generating unit to be accessed by the registrant is used for generating the logic contract to be accessed by the registrant according to the registrant private key;
and the registrant authority generating unit is used for generating the registrant authority according to the logic contract to be accessed by the registrant and the authority of the logic contract for accessing the data contract.
6. The intelligent contract authority control system according to claim 5, wherein the access information is an accessor private key;
the permission judging module specifically comprises:
the authority judgment unit is used for judging whether the visitor private key is consistent with the registrant private key or not; if the visitor private key is consistent with the registrant private key, the visitor has the authority of the registrant; if the visitor private key is not consistent with the registrant private key, the visitor does not have the authority of the registrant.
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Effective date of registration: 20221227 Address after: Room 501, Floor 5, Building 3, No. 9, East Huayuan Road, Haidian District, Beijing 100083 Patentee after: Beijing Heyue Technology Co.,Ltd. Address before: 100080 04-570, 8th floor, 18 Zhongguancun Street, Haidian District, Beijing Patentee before: Beijing Zhihui Xinyuan Technology Co.,Ltd. |