CN114640676B - Multi-metadata sharing method and system - Google Patents
Multi-metadata sharing method and system Download PDFInfo
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- CN114640676B CN114640676B CN202210306991.0A CN202210306991A CN114640676B CN 114640676 B CN114640676 B CN 114640676B CN 202210306991 A CN202210306991 A CN 202210306991A CN 114640676 B CN114640676 B CN 114640676B
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000012634 fragment Substances 0.000 claims abstract description 77
- 230000002776 aggregation Effects 0.000 claims abstract description 66
- 238000004220 aggregation Methods 0.000 claims abstract description 66
- 238000012795 verification Methods 0.000 claims abstract description 51
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 239000011159 matrix material Substances 0.000 claims abstract description 13
- 230000004931 aggregating effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 230000011664 signaling Effects 0.000 claims description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
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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
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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
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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
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- General Engineering & Computer Science (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The invention relates to a multi-element big data sharing method and a system, wherein the method comprises the following steps: when a client sends a data sharing request to a sharing server, the sharing server identifies the data sharing request to acquire data content contained in the data sharing request; determining an aggregation code of a data matrix corresponding to the data content according to the data content, establishing a data sharing channel for data transmission according to the aggregation code, dividing the data content into a plurality of fragments by a sharing server, sequentially transmitting the fragments to a cloud server according to a dividing sequence, registering the fragments in corresponding fragment units, wherein each fragment is provided with a unique aggregation verification code generated according to the aggregation code, and the aggregation verification codes of adjacent fragments are mutually associated; and the sharing server sequentially sends the decoding information to the client according to the receiving time sequence, and the client receives the decoding information and then transmits the decoding information to the cloud server to take out the corresponding fragment from the fragment unit.
Description
Technical Field
The invention relates to the technical field of Internet big data, in particular to a multi-element big data sharing method and system.
Background
After the analysis of the e-commerce big data is completed, the e-commerce big data is shared by different clients, and during data sharing, the client sends a request command, and the server sends the shared data to the client after verification is passed, however, the request command sent by the client is easily hijacked, and then the data is stolen by forging the request and tampering parameters.
Disclosure of Invention
Accordingly, an objective of the present invention is to provide a method and a system for sharing multiple big data, so as to solve the above-mentioned problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the method for sharing the multi-metadata comprises the following steps:
when a client sends a data sharing request to a sharing server, the data server verifies the client after receiving the data sharing request, and the sharing server identifies the data sharing request after the verification is passed so as to acquire the data content contained in the data sharing request;
determining an aggregation code of a data matrix corresponding to the data content according to the data content, and establishing a data sharing channel for data transmission according to the aggregation code, wherein the data sharing channel is used for connecting a client and a sharing server through a cloud server;
the sharing server divides the data content into a plurality of fragments, sequentially transmits the fragments to the cloud server according to the division sequence, registers the fragments in corresponding fragment units, and each fragment is provided with a unique aggregation verification code generated according to the aggregation code, wherein the aggregation verification codes of adjacent fragments are mutually associated;
and the sharing server sequentially sends the decoding information to the client according to the receiving time sequence, and the client receives the decoding information and then transmits the decoding information to the cloud server to take out the corresponding fragment from the fragment unit.
Further, after the client receives all the fragments, the aggregation code is disabled, and the data sharing channel for data transmission established according to the aggregation code is released.
The invention also provides a system for sharing the multi-metadata, which comprises the following steps:
at least one of the clients is provided with a server,
at least one shared server, and
at least one of the cloud servers is configured to store,
the client establishes connection with the shared server and maintains real-time communication;
the sharing server has:
the system comprises a verification unit, a data sharing unit and a data sharing unit, wherein the verification unit is used for verifying between a sharing server and a client when the client sends a data sharing request to the sharing server;
the identification unit is used for identifying the data sharing request to acquire the data content contained in the data sharing request;
an aggregation code generator, configured to determine an aggregation code of a data matrix corresponding to the data content according to the data content;
the system comprises a channel establishing unit, a cloud server and a cloud server, wherein the channel establishing unit is used for establishing a data sharing channel for data transmission according to an aggregation code, and the data sharing channel is used for connecting a client and the sharing server through the cloud server;
a dividing unit dividing the data content into a plurality of segments according to the size of the data content;
the aggregation verification code generator generates a unique aggregation verification code corresponding to the fragment according to the number of the fragment, and sends the aggregation verification code to the cloud server according to a set time sequence;
the decoding generator is used for generating corresponding decoding information according to the aggregation verification code;
the decoding and transmitting unit sequentially transmits the decoding information to the client;
and the client receives the decoding information, then sends the decoding information to the cloud server according to the receiving time sequence, the cloud server verifies the decoding information with the aggregation verification code after receiving the decoding information, and the cloud server takes out the corresponding fragment from the fragment unit after the verification is passed and transmits the fragment to the client.
Further, a decoder is arranged in the cloud server, the decoder analyzes time sequence information contained in the decoding information, and when the time sequence information contained in the decoding information is correct, the decoder verifies the decoding information and the aggregation verification code, and after verification is passed, the cloud server takes out the corresponding fragment from the fragment unit and transmits the fragment to the client.
Further, the decoding generator is connected with a clock unit, and the clock unit is used for adding clock time sequence to the decoding information when the corresponding decoding information is generated by aggregating the verification codes.
Further, a plurality of data matrixes are arranged in the sharing service, each data matrix is composed of a plurality of data units, big data of different sources are stored according to different data matrixes, and the big data of the same source are stored in the data matrixes according to data attributes or data formats.
Further, the sharing server further includes:
the feedback unit is respectively connected with the client and the decoder in the cloud server;
the channel release unit is used for transmitting a feedback signal to the feedback unit after the client receives all the fragments, accessing the feedback unit into the control unit after receiving the feedback signal, and controlling the channel release unit to release the data sharing channel by the control unit;
and when the decoder analyzes the time sequence information contained in the decoding information and the time sequence information contained in the decoding information is incorrect, the decoder sends an error instruction to the feedback unit, the feedback unit is connected to the control unit after receiving the error instruction, and the control unit controls the channel release unit to release the data sharing channel.
In order to prevent data from being attacked, when data sharing is carried out, data content contained in a data sharing request is firstly used for determining an aggregation code of a data matrix corresponding to the data content, then a data sharing channel for data transmission is established according to the aggregation code, the data sharing channel is used for connecting a client and a sharing server through a cloud server, after the data sharing channel is established, the data content is divided into a plurality of fragments according to the size, then the fragments are registered in fragment units in the cloud server according to time sequence, each fragment is provided with a unique aggregation verification code generated according to the aggregation code, and the aggregation verification codes of adjacent fragments are mutually related. And the sharing server sequentially sends the decoding information to the client according to the receiving time sequence, and the client receives the decoding information and then transmits the decoding information to the cloud server to take out the corresponding fragment from the fragment unit.
The invention uses the interval decoding mode to decode and transmit at the same time, and the shared server is required to send the decoding information to the client according to the receiving time sequence in turn, and the client receives the decoding information and transmits the decoding information to the cloud server to finish the decoding operation, so that when the time sequence of the decoding information received by the client is wrong, the whole transmission process is cancelled. The data security is ensured.
Drawings
FIG. 1 is a flow chart of the method of the present invention;
fig. 2 is a schematic diagram of the framework of the present invention.
Detailed Description
The present invention will be described in detail below with reference to fig. 1 to 2 in conjunction with the accompanying drawings.
Referring to fig. 1, the present invention provides a multi-element big data sharing method, comprising the steps of:
when a client sends a data sharing request to a sharing server, the data server verifies the client after receiving the data sharing request, and the sharing server identifies the data sharing request after the verification is passed so as to acquire the data content contained in the data sharing request;
determining an aggregation code of a data matrix corresponding to the data content according to the data content, and establishing a data sharing channel for data transmission according to the aggregation code, wherein the data sharing channel is used for connecting a client and a sharing server through a cloud server;
the sharing server divides the data content into a plurality of fragments, sequentially transmits the fragments to the cloud server according to the division sequence, registers the fragments in corresponding fragment units, and each fragment is provided with a unique aggregation verification code generated according to the aggregation code, wherein the aggregation verification codes of adjacent fragments are mutually associated;
and the sharing server sequentially sends the decoding information to the client according to the receiving time sequence, and the client receives the decoding information and then transmits the decoding information to the cloud server to take out the corresponding fragment from the fragment unit.
And after the client receives all the fragments, the aggregation code is invalid, and the data sharing channel for data transmission established according to the aggregation code is released.
Specifically, after the client receives all the fragments, the client sends a feedback signal to the feedback unit, and after receiving the feedback signal, the feedback unit is connected to the control unit, and the control unit controls the channel release unit to release the data sharing channel; and when the decoder analyzes the time sequence information contained in the decoding information and the time sequence information contained in the decoding information is incorrect, the decoder sends an error instruction to the feedback unit, the feedback unit is connected to the control unit after receiving the error instruction, and the control unit controls the channel release unit to release the data sharing channel.
In order to prevent data from being attacked, when data sharing is carried out, data content contained in a data sharing request is firstly used for determining an aggregation code of a data matrix corresponding to the data content, then a data sharing channel for data transmission is established according to the aggregation code, the data sharing channel is used for connecting a client and a sharing server through a cloud server, after the data sharing channel is established, the data content is divided into a plurality of fragments according to the size, then the fragments are registered in fragment units in the cloud server according to time sequence, each fragment is provided with a unique aggregation verification code generated according to the aggregation code, and the aggregation verification codes of adjacent fragments are mutually related. And the sharing server sequentially sends the decoding information to the client according to the receiving time sequence, and the client receives the decoding information and then transmits the decoding information to the cloud server to take out the corresponding fragment from the fragment unit. The invention uses the interval decoding mode to decode and transmit at the same time, and the shared server is required to send the decoding information to the client according to the receiving time sequence in turn, and the client receives the decoding information and transmits the decoding information to the cloud server to finish the decoding operation, so that when the time sequence of the decoding information received by the client is wrong, the whole transmission process is cancelled. The data security is ensured.
The invention also provides a system for sharing the multi-metadata, which comprises the following steps:
at least one of the clients is provided with a server,
at least one shared server, and
at least one of the cloud servers is configured to store,
the client establishes connection with the shared server and maintains real-time communication;
the sharing server has:
the system comprises a verification unit, a data sharing unit and a data sharing unit, wherein the verification unit is used for verifying between a sharing server and a client when the client sends a data sharing request to the sharing server;
the identification unit is used for identifying the data sharing request to acquire the data content contained in the data sharing request;
an aggregation code generator, configured to determine an aggregation code of a data matrix corresponding to the data content according to the data content;
the system comprises a channel establishing unit, a cloud server and a cloud server, wherein the channel establishing unit is used for establishing a data sharing channel for data transmission according to an aggregation code, and the data sharing channel is used for connecting a client and the sharing server through the cloud server;
a dividing unit dividing the data content into a plurality of segments according to the size of the data content;
the aggregation verification code generator generates a unique aggregation verification code corresponding to the fragment according to the number of the fragment, and sends the aggregation verification code to the cloud server according to a set time sequence;
the decoding generator is used for generating corresponding decoding information according to the aggregation verification code;
the decoding and transmitting unit sequentially transmits the decoding information to the client;
and the client receives the decoding information, then sends the decoding information to the cloud server according to the receiving time sequence, the cloud server verifies the decoding information with the aggregation verification code after receiving the decoding information, and the cloud server takes out the corresponding fragment from the fragment unit after the verification is passed and transmits the fragment to the client.
The feedback unit is respectively connected with the client and the decoder in the cloud server;
the channel release unit is used for transmitting a feedback signal to the feedback unit after the client receives all the fragments, accessing the feedback unit into the control unit after receiving the feedback signal, and controlling the channel release unit to release the data sharing channel by the control unit;
and when the decoder analyzes the time sequence information contained in the decoding information and the time sequence information contained in the decoding information is incorrect, the decoder sends an error instruction to the feedback unit, the feedback unit is connected to the control unit after receiving the error instruction, and the control unit controls the channel release unit to release the data sharing channel.
In order to prevent data from being attacked, when data sharing is carried out, data content contained in a data sharing request is firstly used for determining an aggregation code of a data matrix corresponding to the data content, then a data sharing channel for data transmission is established according to the aggregation code, the data sharing channel is used for connecting a client and a sharing server through a cloud server, after the data sharing channel is established, the data content is divided into a plurality of fragments according to the size, then the fragments are registered in fragment units in the cloud server according to time sequence, each fragment is provided with a unique aggregation verification code generated according to the aggregation code, and the aggregation verification codes of adjacent fragments are mutually related. And the sharing server sequentially sends the decoding information to the client according to the receiving time sequence, and the client receives the decoding information and then transmits the decoding information to the cloud server to take out the corresponding fragment from the fragment unit. The invention uses the interval decoding mode to decode and transmit at the same time, and the shared server is required to send the decoding information to the client according to the receiving time sequence in turn, and the client receives the decoding information and transmits the decoding information to the cloud server to finish the decoding operation, so that when the time sequence of the decoding information received by the client is wrong, the whole transmission process is cancelled. The data security is ensured.
In the above, a decoder is provided in the cloud server, the decoder analyzes the time sequence information included in the decoding information, and when the time sequence information included in the decoding information is correct, the decoder verifies the decoding information and the aggregation verification code, and after the verification is passed, the cloud server takes out the corresponding segment from the segment unit and transmits the segment to the client.
In the above, the decoding generator is connected to a clock unit, and the clock unit is configured to add a clock timing sequence to the decoding information when the corresponding decoding information is generated by aggregating the verification codes.
In the foregoing, the sharing service is provided with a plurality of data matrices, each data matrix is composed of a plurality of data units, big data with different sources are stored according to different data matrices, and big data with different sources are stored in the data matrices according to data attributes or data formats.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. The foregoing is merely illustrative of the preferred embodiments of this invention, and it is noted that there is objectively no limit to the specific structure disclosed herein, since numerous modifications, adaptations and variations can be made by those skilled in the art without departing from the principles of the invention, and the above-described features can be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present invention.
Claims (7)
1. The multi-metadata sharing method is characterized by comprising the following steps of:
when a client sends a data sharing request to a sharing server, the sharing server verifies the client after receiving the data sharing request, and the sharing server identifies the data sharing request after the verification is passed so as to acquire the data content contained in the data sharing request;
determining an aggregation code of a data matrix corresponding to the data content according to the data content, and establishing a data sharing channel for data transmission according to the aggregation code, wherein the data sharing channel is used for connecting a client and a sharing server through a cloud server;
the sharing server divides the data content into a plurality of fragments, sequentially transmits the fragments to the cloud server according to the division sequence, registers the fragments in corresponding fragment units, and each fragment is provided with a unique aggregation verification code generated according to the aggregation code, wherein the aggregation verification codes of adjacent fragments are mutually associated;
and the sharing server sequentially sends the decoding information to the client according to the receiving time sequence, and the client receives the decoding information and then transmits the decoding information to the cloud server to take out the corresponding fragment from the fragment unit.
2. The method of claim 1, wherein the aggregate code is disabled after the client has received all the segments, and the data sharing channel established according to the aggregate code for data transmission is released.
3. A multiple metadata sharing system, comprising:
at least one of the clients is provided with a server,
at least one shared server, and
at least one of the cloud servers is configured to store,
the client establishes connection with the shared server and maintains real-time communication;
the sharing server has:
the system comprises a verification unit, a data sharing unit and a data sharing unit, wherein the verification unit is used for verifying between a sharing server and a client when the client sends a data sharing request to the sharing server;
the identification unit is used for identifying the data sharing request to acquire the data content contained in the data sharing request;
an aggregation code generator, configured to determine an aggregation code of a data matrix corresponding to the data content according to the data content;
the system comprises a channel establishing unit, a cloud server and a cloud server, wherein the channel establishing unit is used for establishing a data sharing channel for data transmission according to an aggregation code, and the data sharing channel is used for connecting a client and the sharing server through the cloud server;
a dividing unit dividing the data content into a plurality of segments according to the size of the data content;
the aggregation verification code generator generates a unique aggregation verification code corresponding to the fragment according to the number of the fragment, and sends the aggregation verification code to the cloud server according to a set time sequence;
the decoding generator is used for generating corresponding decoding information according to the aggregation verification code;
the decoding and transmitting unit sequentially transmits the decoding information to the client;
and the client receives the decoding information, then sends the decoding information to the cloud server according to the receiving time sequence, the cloud server verifies the decoding information with the aggregation verification code after receiving the decoding information, and the cloud server takes out the corresponding fragment from the fragment unit after the verification is passed and transmits the fragment to the client.
4. The multi-element big data sharing system of claim 3, wherein the cloud server is provided with a decoder, the decoder analyzes the time sequence information contained in the decoding information, and when the time sequence information contained in the decoding information is correct, the decoder verifies the decoding information and the aggregation verification code, and after the verification is passed, the cloud server takes out the corresponding segment from the segment unit and transmits the corresponding segment to the client.
5. The multi-element big data sharing system of claim 3, wherein the decoding generator is connected to a clock unit, and the clock unit is configured to add a clock timing to the decoding information when the corresponding decoding information is generated by aggregating the verification codes.
6. A multi-element big data sharing system according to claim 3, wherein a plurality of data matrixes are arranged in the sharing service, each data matrix is composed of a plurality of data units, big data of different sources are stored according to different data matrixes, and big data of the same source are stored in the data matrixes according to data attributes or data formats.
7. The multi-metadata sharing system of claim 3, wherein the sharing server further comprises:
the feedback unit is respectively connected with the client and the decoder in the cloud server;
the channel release unit is used for transmitting a feedback signal to the feedback unit after the client receives all the fragments, accessing the feedback unit into the control unit after receiving the feedback signal, and controlling the channel release unit to release the data sharing channel by the control unit;
and when the decoder analyzes the time sequence information contained in the decoding information and the time sequence information contained in the decoding information is incorrect, the decoder sends an error instruction to the feedback unit, the feedback unit is connected to the control unit after receiving the error instruction, and the control unit controls the channel release unit to release the data sharing channel.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20170107818A (en) * | 2016-03-16 | 2017-09-26 | 순천향대학교 산학협력단 | Data sharing system and method based on attributed re-encryption |
| CN108322447A (en) * | 2018-01-05 | 2018-07-24 | 中电长城网际系统应用有限公司 | Data sharing method and system, terminal under cloud environment and Cloud Server |
| CN114157415A (en) * | 2021-10-15 | 2022-03-08 | 中国工商银行股份有限公司 | Data processing method, computing node, system, computer device and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102039028B1 (en) * | 2012-02-24 | 2019-10-31 | 삼성전자 주식회사 | Apparatus and method for sharing a data of mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170107818A (en) * | 2016-03-16 | 2017-09-26 | 순천향대학교 산학협력단 | Data sharing system and method based on attributed re-encryption |
| CN108322447A (en) * | 2018-01-05 | 2018-07-24 | 中电长城网际系统应用有限公司 | Data sharing method and system, terminal under cloud environment and Cloud Server |
| CN114157415A (en) * | 2021-10-15 | 2022-03-08 | 中国工商银行股份有限公司 | Data processing method, computing node, system, computer device and storage medium |
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