CN111787019B - Information acquisition method and device based on block chain - Google Patents
Information acquisition method and device based on block chain Download PDFInfo
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- CN111787019B CN111787019B CN202010639040.6A CN202010639040A CN111787019B CN 111787019 B CN111787019 B CN 111787019B CN 202010639040 A CN202010639040 A CN 202010639040A CN 111787019 B CN111787019 B CN 111787019B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The application provides an information acquisition method and device based on a block chain, and relates to the field of communication. The block chain-based information acquisition method comprises the following steps: firstly, sending a new content list fingerprint acquisition instruction to a blockchain database, acquiring a new content list fingerprint fed back by the blockchain database, then sending the new content list acquisition instruction to a content management server, and acquiring a new content list fed back by the content management server; and finally, verifying whether the new content list fingerprint is matched with the new content list to obtain a list verification result, uploading the list verification result to a content management server, realizing online safe communication through a block chain, and solving the problems of high cost, slow scheduling and difficult optimization in the traditional method.
Description
Technical Field
The present application relates to the field of communications, and in particular, to a method and an apparatus for acquiring information based on a block chain.
Background
In recent years, video media has been developed more and more rapidly, and most of them have been digitalized, and among them, various types of distribution systems developed by many media companies have appeared so that relevant workers can perform data distribution according to the distribution systems. However, in practice, it is found that the conventional offline and online distribution method is adopted, and although a distribution system automatically generates a content package of each intelligent data terminal, relevant workers still need to go to the site to update the content package, so that the content update cost of the intelligent data terminal is high, the scheduling is slow, and the optimization is difficult.
Disclosure of Invention
An object of the embodiments of the present application is to provide an information acquisition method and apparatus based on a block chain, which can implement online secure communication through the block chain, and solve the problems of high cost, slow scheduling, and difficult optimization in the conventional method.
A first aspect of the embodiments of the present application provides a method for acquiring information based on a block chain, where the method is applied to a block chain client, and the method includes:
sending a new content list fingerprint acquisition instruction to a blockchain database, and acquiring a new content list fingerprint fed back by the blockchain database;
sending a new content list acquisition instruction to a content management server, and acquiring a new content list fed back by the content management server;
verifying whether the new content list fingerprint is matched with the new content list to obtain a list verification result;
and uploading the list verification result to the content management server.
In the implementation process, when information acquisition based on a block chain is carried out, a new content list fingerprint acquisition instruction is sent to a block chain database, a new content list fingerprint fed back by the block chain database is acquired, then a new content list acquisition instruction is sent to a content management server, and a new content list fed back by the content management server is acquired; and finally, verifying whether the new content list fingerprint is matched with the new content list to obtain a list verification result, uploading the list verification result to a content management server, realizing online safe communication through a block chain, and solving the problems of high cost, slow scheduling and difficult optimization in the traditional method.
Further, the method further comprises:
when the list verification result shows that the new content list fingerprint is matched with the new content list, acquiring a local list;
determining contents to be updated according to the local list and the new content list;
and generating a new content fingerprint acquisition instruction and a new content file acquisition instruction according to the content to be updated.
In the implementation process, when the list verification result shows that the new content list fingerprint is matched with the new content list, verification is passed, the verification step is simple, the speed is high, and the method is safe and reliable; and the content to be updated can be determined according to the local list and the new content list, so that a new content fingerprint acquisition instruction and a new content file acquisition instruction are generated, and the communication protocol is simplified.
Further, the method further comprises:
sending the new content fingerprint acquisition instruction to the block chain database, and acquiring a new content fingerprint fed back by the block chain database;
sending the new content file acquisition instruction to the content management server, and acquiring a new content file fed back by the content management server;
verifying whether the new content fingerprint is matched with the new content file to obtain a new content verification result;
and uploading the new content verification result to the content management server.
In the implementation process, after the new content list fingerprint is matched with the new content list, the new content fingerprint fed back by the block chain database and the new content file fed back by the content management server are obtained, and then whether the new content fingerprint is matched with the new content file is verified, so that an additional communication protocol is not needed, the information distribution and acquisition speed is high, and the delay is small.
Further, the method further comprises:
and when the new content verification result shows that the new content fingerprint is matched with the new content file, updating data according to the new content file.
In the implementation process, when the new content fingerprint is matched with the new content file, the data of the new content file is updated, the verification step is simple, and the processing speed is high.
Further, the method further comprises:
sending registration information to a block chain database so that the block chain database can carry out identity verification on the registration information and feed back a registration result;
and receiving the registration result, and triggering and executing the steps of sending a new content list fingerprint acquisition instruction to a block chain database and acquiring a new content list fingerprint fed back by the block chain database when the registration result shows that the registration is successful.
In the implementation process, before information acquisition based on the block chain is performed, registration operation needs to be performed, the registration information is sent to the block chain database, then a registration result fed back by the block chain database for the registration information is received, and when the registration result indicates that registration is successful, information acquisition based on the block chain is performed.
A second aspect of the embodiments of the present application provides an information acquiring apparatus based on a block chain, where the information acquiring apparatus based on a block chain includes:
the sending unit is used for sending a new content list fingerprint obtaining instruction to the block chain database and obtaining a new content list fingerprint fed back by the block chain database;
the sending unit is further configured to send a new content list obtaining instruction to the content management server, and obtain a new content list fed back by the content management server;
the verification unit is used for verifying whether the new content list fingerprint is matched with the new content list or not to obtain a list verification result;
and the uploading unit is used for uploading the list verification result to the content management server.
In the implementation process, the sending unit sends a new content list fingerprint acquisition instruction to the blockchain database, acquires a new content list fingerprint fed back by the blockchain database, sends the new content list acquisition instruction to the content management server, and acquires a new content list fed back by the content management server; furthermore, the verification unit verifies whether the new content list fingerprint is matched with the new content list to obtain a list verification result, and finally the uploading unit uploads the list verification result to the content management server, so that online secure communication can be realized through a block chain, and the problems of high cost, slow scheduling and difficult optimization in the traditional method are solved.
Further, the apparatus for acquiring information based on a block chain further includes:
an obtaining unit configured to obtain a local list when the list verification result indicates that the new content list fingerprint and the new content list match;
the determining unit is used for determining the content to be updated according to the local list and the new content list;
and the generating unit is used for generating a new content fingerprint acquisition instruction and a new content file acquisition instruction according to the content to be updated.
In the implementation process, when the list verification result shows that the new content list fingerprint is matched with the new content list, verification is passed, the verification step is simple, the speed is high, and the method is safe and reliable; and the determining unit can determine the content to be updated according to the local list and the new content list, and the generating unit generates a new content fingerprint acquisition instruction and a new content file acquisition instruction, so that the communication protocol is simplified.
Further, the sending unit is further configured to send the new content fingerprint obtaining instruction to the blockchain database, and obtain a new content fingerprint fed back by the blockchain database;
the sending unit is further configured to send the new content file obtaining instruction to the content management server, and obtain a new content file fed back by the content management server;
the verification unit is further used for verifying whether the new content fingerprint is matched with the new content file or not to obtain a new content verification result;
the uploading unit is further configured to upload the new content verification result to the content management server.
In the implementation process, after the new content list fingerprint is matched with the new content list, the sending unit can also obtain the new content fingerprint by sending a new content fingerprint obtaining instruction to the blockchain database and obtain the new content file by sending a new content file obtaining instruction to the content management server, and then the verification unit verifies whether the new content fingerprint is matched with the new content file, so that no additional communication protocol is needed, the information distribution obtaining speed is high, and the delay is small.
A third aspect of the embodiments of the present application provides a computer device, including a memory and a processor, where the memory is used to store a computer program, and the processor runs the computer program to make the computer device execute the block chain based information acquisition method according to any one of the first aspect of the embodiments of the present application.
A fourth aspect of the present embodiment provides a computer-readable storage medium, which stores computer program instructions, where the computer program instructions, when read and executed by a processor, perform the method for acquiring information based on a blockchain according to any one of the first aspect of the present embodiment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic flowchart of an information acquisition method based on a block chain according to an embodiment of the present application;
fig. 2 is a schematic flowchart of an information acquisition method based on a block chain according to a second embodiment of the present application;
fig. 3 is a schematic structural diagram of an information acquisition apparatus based on a block chain according to a third embodiment of the present application;
fig. 4 is a schematic structural diagram of another information acquisition apparatus based on a block chain according to a third embodiment of the present application;
fig. 5 is a schematic view of an information distribution process based on a block chain according to a second embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
Example 1
Referring to fig. 1, fig. 1 is a schematic block diagram illustrating a flow of an information obtaining method based on a block chain according to an embodiment of the present application. As shown in fig. 1, the information acquiring method based on a block chain includes:
s101, sending a new content list fingerprint acquisition instruction to a block chain database, and acquiring a new content list fingerprint fed back by the block chain database.
In the embodiment of the application, the method is applied to a block chain client. The client side SDK with the built-in block chain database can carry out encryption communication through the client side SDK, obtain a content list from the database and download and play the content according to the content list. The SDK is a software development kit, and is generally a set of development tools used by some software engineers to build application software for a specific software package, a software framework, a hardware platform, an operating system, and the like.
In this embodiment, the main execution body of the method may be an intelligent terminal such as a computer, a smart phone, and a tablet computer, which are loaded with the blockchain client, and this embodiment is not limited in any way.
In the embodiment of the application, the block chain has communication and storage safety characteristics of non-tampering and multi-factor authentication, and only the device with the private key can acquire the data stored in the chain to perform subsequent related operations. The new content list fingerprint is transmitted by adopting the block chain database, so that the transmission and storage of the fingerprint cannot be changed, the verification process of the content cannot be bypassed or replaced, and the content distribution process becomes safe and credible.
In the embodiment of the application, the block chain database is adopted, and the MySQL storage engine is realized by the block chain, so that the transparency of the upper-layer application is realized. MySQL is a relational database management system of open source codes, and uses the most common database management language, namely structured query language, to perform database management.
And S102, sending a new content list acquisition instruction to the content management server, and acquiring a new content list fed back by the content management server.
In the embodiment of the application, the content management server is implemented by adopting an administrator client of the blockchain database, and is used for managing and distributing the content, including the functions of editing, previewing, storing and distributing the content.
S103, verifying whether the new content list fingerprint is matched with the new content list or not to obtain a list verification result.
In an embodiment of the present application, the list verification result includes a result that the new content list fingerprint matches the new content list, or a result that the new content list fingerprint does not match the new content list.
And S104, uploading the list verification result to a content management server.
In the embodiment of the application, the method adopts the block chain database technology, and realizes the communication between the upper application and the intelligent terminal, so that the communication protocol is greatly simplified, and the safety of the distribution process is greatly improved.
In the information acquisition method based on the blockchain described in fig. 1, when information acquisition based on the blockchain is performed, a new content list fingerprint acquisition instruction is first sent to the blockchain database, and a new content list fingerprint fed back by the blockchain database is acquired, and then a new content list acquisition instruction is sent to the content management server, and a new content list fed back by the content management server is acquired; and finally, verifying whether the new content list fingerprint is matched with the new content list to obtain a list verification result, and uploading the list verification result to a content management server. Therefore, by implementing the information acquisition method based on the block chain described in fig. 1, online secure communication can be realized through the block chain, and the problems of high cost, slow scheduling and difficult optimization in the conventional method are solved.
Example 2
Referring to fig. 2, fig. 2 is a schematic block diagram of a flow of an information obtaining method based on a blockchain according to an embodiment of the present application. As shown in fig. 2, the method for acquiring information based on a block chain includes:
s201, the registration information is sent to the block chain database, so that the block chain database performs identity verification on the registration information and feeds back a registration result.
In the embodiment of the application, the block chain database is adopted, and the MySQL storage engine is realized by the block chain, so that the transparency of the upper-layer application is realized. MySQL is a relational database management system of open source codes, and uses the most common database management language, namely structured query language, to perform database management.
In the embodiment of the application, the method is applied to a block chain client.
S202, receiving a registration result.
And S203, when the registration result shows that the registration is successful, sending a new content list fingerprint acquisition instruction to the block chain database, and acquiring a new content list fingerprint fed back by the block chain database.
After step S203, the following steps are also included:
and S204, sending a new content list acquisition instruction to the content management server, and acquiring a new content list fed back by the content management server.
In the embodiment of the application, the server can transmit the modified data to the client in real time by modifying the block chain database, so that the data distribution speed is high, the delay is small, the data distribution and scheduling of the block chain client are real-time, the transmission speed is high, and the delay is small.
S205, verifying whether the new content list fingerprint is matched with the new content list to obtain a list verification result, and uploading the list verification result to the content management server.
In an embodiment of the present application, the list verification result includes a result that the new content list fingerprint matches the new content list, or a result that the new content list fingerprint does not match the new content list.
After step S205, the following steps are also included:
s206, when the list verification result shows that the new content list fingerprint is matched with the new content list, the local list is obtained.
And S207, determining the content to be updated according to the local list and the new content list.
After step S207, the following steps are also included:
and S208, generating a new content fingerprint acquisition instruction and a new content file acquisition instruction according to the content to be updated.
S209, sending a new content fingerprint acquisition command to the block chain database, and acquiring a new content fingerprint fed back by the block chain database.
S210, sending a new content file acquisition instruction to the content management server, and acquiring a new content file fed back by the content management server.
S211, verifying whether the new content fingerprint is matched with the new content file to obtain a new content verification result, and uploading the new content verification result to the content management server.
In the embodiment of the present application, the new content verification result includes a result that the new content fingerprint matches the new content file, or a result that the new content fingerprint does not match the new content file.
And S212, when the new content verification result shows that the new content fingerprint is matched with the new content file, updating data according to the new content file.
Referring to fig. 5, fig. 5 is a schematic diagram of an information distribution process based on a block chain according to the present embodiment. As shown in fig. 5, the blockchain-based information distribution involves three terminals, namely a blockchain database, a blockchain client and a content management server, wherein the content management server is used for managing and distributing the content, and comprises the functions of editing, previewing, storing and distributing the content; the block chain database is adopted, and the MySQL storage engine is realized by a block chain, so that the transparency of upper-layer application is realized; the block chain client is internally provided with the SDK, and can carry out encryption communication through the SDK, acquire the content list from the database and download and play the content according to the content list. When the list verification result indicates that the new content list fingerprint and the new content list match, step S206 to step S212 may be repeatedly executed, that is, the information distribution process within the dashed box a may be repeatedly and circularly executed.
Therefore, by implementing the information acquisition method based on the block chain described in fig. 2, online secure communication can be realized through the block chain, and the problems of high cost, slow scheduling and difficult optimization in the conventional method are solved.
Example 3
Referring to fig. 3, fig. 3 is a schematic block diagram illustrating a structure of an information acquisition apparatus based on a blockchain according to an embodiment of the present application. As shown in fig. 3, the block chain-based information acquisition apparatus includes:
the sending unit 310 is configured to send a new content list fingerprint obtaining instruction to the blockchain database, and obtain a new content list fingerprint fed back by the blockchain database.
The sending unit 310 is further configured to send a new content list obtaining instruction to the content management server, and obtain a new content list fed back by the content management server.
And a verification unit 320, configured to verify whether the new content list fingerprint matches the new content list, so as to obtain a list verification result.
The uploading unit 330 is configured to upload the list verification result to the content management server.
Referring to fig. 4, fig. 4 is a schematic block diagram of another block chain-based information acquisition apparatus according to an embodiment of the present disclosure. The block chain based information acquisition apparatus shown in fig. 4 is optimized by the block chain based information acquisition apparatus shown in fig. 3. As shown in fig. 4, the apparatus for acquiring information based on a block chain further includes:
an obtaining unit 340 for obtaining the local list when the list verification result indicates that the new content list fingerprint and the new content list match.
After the uploading unit 330 uploads the list verification result to the content management server, the obtaining unit 340 may also be triggered to obtain the local list when the list verification result indicates that the new content list fingerprint and the new content list match.
A determining unit 350, configured to determine the content to be updated according to the local list and the new content list.
The generating unit 360 is configured to generate a new content fingerprint obtaining instruction and a new content file obtaining instruction according to the content to be updated.
In the embodiment of the application, when the list verification result shows that the new content list fingerprint is matched with the new content list, verification is passed, the verification step is simple, the speed is high, and the method is safe and reliable; and the determining unit 350 can determine the content to be updated according to the local list and the new content list, and the generating unit 360 generates a new content fingerprint obtaining instruction and a new content file obtaining instruction, thereby simplifying the communication protocol.
As an optional implementation manner, the sending unit 310 is further configured to send a new content fingerprint obtaining instruction to the blockchain database, and obtain a new content fingerprint fed back by the blockchain database.
The sending unit 310 is further configured to send a new content file obtaining instruction to the content management server, and obtain a new content file fed back by the content management server.
The verifying unit 320 is further configured to verify whether the new content fingerprint matches the new content file, so as to obtain a new content verification result.
The uploading unit 330 is further configured to upload the new content verification result to the content management server.
As an optional implementation manner, the apparatus for acquiring information based on a blockchain further includes:
an updating unit 370 for performing data updating according to the new content file when the new content verification result indicates that the new content fingerprint and the new content file match.
After the uploading unit 330 uploads the new content verification result to the content management server, the updating unit 370 may also be triggered to perform data updating according to the new content file when the new content verification result indicates that the new content fingerprint matches the new content file.
As an optional implementation manner, the sending unit 310 is further configured to send the registration information to the blockchain database, so that the blockchain database performs identity verification on the registration information and feeds back a registration result.
The block chain-based information acquisition apparatus further includes:
the receiving unit 380 is configured to receive the registration result, and when the registration result indicates that the registration is successful, trigger the sending unit 310 to send a new content list fingerprint obtaining instruction to the blockchain database, and obtain a new content list fingerprint fed back by the blockchain database.
It can be seen that, by implementing the information acquisition device based on the blockchain described in this embodiment, online secure communication can be achieved through the blockchain, and the problems of high cost, slow scheduling, and difficult optimization in the conventional method are solved.
In addition, the invention also provides computer equipment. The computer device comprises a memory and a processor, wherein the memory can be used for storing a computer program, and the processor executes the computer program, so that the computer device executes the functions of the method or the modules in the block chain-based information acquisition device.
The memory may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the mobile terminal, and the like. Further, the memory may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
The present embodiment also provides a computer storage medium for storing a computer program used in the above computer apparatus.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus and method can be implemented in other ways. The apparatus embodiments described above are merely illustrative, and for example, the flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of apparatus, methods and computer program products according to various embodiments of the present application. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
In addition, functional modules in the embodiments of the present application may be integrated together to form an independent part, or each module may exist alone, or two or more modules may be integrated to form an independent part.
The functions, if implemented in the form of software functional modules and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application or portions thereof that substantially contribute to the prior art may be embodied in the form of a software product stored in a storage medium and including instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
Claims (6)
1. An information acquisition method based on a block chain is characterized in that the method is applied to a block chain client, and the method comprises the following steps:
sending a new content list fingerprint acquisition instruction to a blockchain database, and acquiring a new content list fingerprint fed back by the blockchain database;
sending a new content list acquisition instruction to a content management server, and acquiring a new content list fed back by the content management server;
verifying whether the new content list fingerprint is matched with the new content list to obtain a list verification result;
uploading the list verification result to the content management server;
when the list verification result shows that the new content list fingerprint is matched with the new content list, acquiring a local list;
determining contents to be updated according to the local list and the new content list;
generating a new content fingerprint acquisition instruction and a new content file acquisition instruction according to the content to be updated;
wherein the method further comprises:
sending the new content fingerprint acquisition instruction to the block chain database, and acquiring a new content fingerprint fed back by the block chain database;
sending the new content file acquisition instruction to the content management server, and acquiring a new content file fed back by the content management server;
verifying whether the new content fingerprint is matched with the new content file to obtain a new content verification result;
and uploading the new content verification result to the content management server.
2. The method according to claim 1, further comprising:
and when the new content verification result shows that the new content fingerprint is matched with the new content file, updating data according to the new content file.
3. The method for acquiring information based on a block chain according to claim 1, further comprising:
sending registration information to a block chain database so that the block chain database can carry out identity verification on the registration information and feed back a registration result;
and receiving the registration result, and triggering and executing the steps of sending the new content list fingerprint acquisition instruction to the blockchain database and acquiring the new content list fingerprint fed back by the blockchain database when the registration result indicates that the registration is successful.
4. An information acquisition apparatus based on a block chain, the information acquisition apparatus based on the block chain comprising:
the sending unit is used for sending a new content list fingerprint obtaining instruction to the block chain database and obtaining a new content list fingerprint fed back by the block chain database;
the sending unit is further configured to send a new content list obtaining instruction to the content management server, and obtain a new content list fed back by the content management server;
the verification unit is used for verifying whether the new content list fingerprint is matched with the new content list or not to obtain a list verification result;
an upload unit configured to upload the list verification result to the content management server;
an obtaining unit configured to obtain a local list when the list verification result indicates that the new content list fingerprint and the new content list match;
the determining unit is used for determining the content to be updated according to the local list and the new content list;
the generating unit is used for generating a new content fingerprint acquiring instruction and a new content file acquiring instruction according to the content to be updated;
the sending unit is further configured to send the new content fingerprint obtaining instruction to the blockchain database, and obtain a new content fingerprint fed back by the blockchain database;
the sending unit is further configured to send the new content file obtaining instruction to the content management server, and obtain a new content file fed back by the content management server;
the verification unit is further used for verifying whether the new content fingerprint is matched with the new content file or not to obtain a new content verification result;
the uploading unit is further configured to upload the new content verification result to the content management server.
5. An electronic device, characterized in that the electronic device comprises a memory for storing a computer program and a processor for executing the computer program to cause the electronic device to perform the block chain based information acquisition method of any one of claims 1 to 3.
6. A readable storage medium, wherein computer program instructions are stored in the readable storage medium, and when the computer program instructions are read and executed by a processor, the method for acquiring information based on a block chain according to any one of claims 1 to 3 is performed.
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