CN111404961B - Federation link point data transmission method, equipment and storage medium - Google Patents
Federation link point data transmission method, equipment and storage medium Download PDFInfo
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- CN111404961B CN111404961B CN202010224756.XA CN202010224756A CN111404961B CN 111404961 B CN111404961 B CN 111404961B CN 202010224756 A CN202010224756 A CN 202010224756A CN 111404961 B CN111404961 B CN 111404961B
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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
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
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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
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0435—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply symmetric encryption, i.e. same key used for encryption and decryption
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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
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0442—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
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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
- 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
- H04L67/104—Peer-to-peer [P2P] networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees
Abstract
The invention provides an allied link point data transmission method, equipment and a storage medium, which relate to the technical field of block chains and the like, and the method comprises the following steps: in response to sending first data to a second federation chain node of the current federation chain located in a second local area network, generating first encryption information from the first data; and generating a first parallel chain transaction comprising first encryption information and sending the first parallel chain transaction to a first parallel chain node or a first main chain node, so as to record the first parallel chain transaction to a main chain, so that a second parallel chain node synchronizes the first parallel chain transaction from a second main chain node and records the first parallel chain transaction to the first parallel chain, so that a second ally connected chain node acquires the first parallel chain transaction from the second parallel chain node, and decrypts the first encryption information to acquire first data. The method and the device enable data transmission between different alliance chain nodes of the same alliance chain in different local area networks to be reliable and efficient.
Description
Technical Field
The application relates to the technical field of block chains and the like, in particular to an allied link point data transmission method, equipment and a storage medium.
Background
Deployment nodes of the same federation chain require interworking between networks. If enterprise A deploys a federation link node A, enterprise B deploys a federation link node B, and for safety and other factors, enterprise A and enterprise B deploy node A and node B in respective local area networks. In order for node a and node B to communicate data with each other, the first method is to perform NAT traversal by means of a centralized server, and the second method is to use relay interconnection technology of intermediate node forwarding.
The first method cannot guarantee the reliability of the data of the centralized server; the second method takes a long time and is inefficient in data transmission.
Disclosure of Invention
In view of the above-mentioned drawbacks or deficiencies in the prior art, it is desirable to provide a federation link point data transmission method, apparatus, and storage medium that are reliable and efficient for data transmission.
In a first aspect, the present invention provides a federation chain link point data transmission method applicable to federation chain nodes located in a first local area network and configured with at least a first parallel chain node of a first parallel chain and a corresponding first backbone node in the first local area network, the method comprising:
in response to sending first data to a second federation chain node of the current federation chain located in a second local area network, generating first encryption information based on the first data; the second local area network is at least provided with a second parallel chain node of the first parallel chain and a corresponding second main chain node;
And generating a first parallel chain transaction comprising first encryption information and sending the first parallel chain transaction to the first parallel chain node or the first main chain node, so as to record the first parallel chain transaction to the main chain, so that the second parallel chain node synchronizes the first parallel chain transaction from the second main chain node and records the first parallel chain transaction to the first parallel chain, so that the second interlink node acquires the first parallel chain transaction from the second parallel chain node, and decrypts the first encryption information to acquire first data.
In a second aspect, the present invention provides a federation chain link point data transmission method applicable to federation chain nodes located in a first local area network and configured with at least a first block chain node of a first block chain in the first local area network, the method including:
in response to sending first data to a second federation chain node of the current federation chain located in a second local area network, generating first encryption information based on the first data; wherein, the second local area network is at least provided with a second block chain node of the first block chain;
and generating a first transaction comprising first encryption information and sending the first transaction to the first block chain node, so as to record the first transaction on the first block chain, so that the second federation chain node can obtain the first transaction from the second block chain link point, and decrypt the first encryption information to obtain the first data.
In a third aspect, the present invention also provides an apparatus comprising one or more processors and memory, wherein the memory contains instructions executable by the one or more processors to cause the one or more processors to perform a federation link point data transmission method provided in accordance with various embodiments of the present invention.
In a fourth aspect, the present invention also provides a storage medium storing a computer program that causes a computer to execute a federation link point data transmission method provided according to embodiments of the present invention.
Various embodiments of the present invention provide federation link point data transmission methods, apparatuses, and storage media by generating first encryption information from first data in response to sending the first data to a second federation chain node of a current federation chain located in a second local area network; the method comprises the steps of generating a first parallel chain transaction comprising first encryption information, sending the first parallel chain transaction to a first parallel chain node or a first main chain node, recording the first parallel chain transaction to a main chain, enabling a second parallel chain node to synchronize the first parallel chain transaction from a second main chain node, recording the first parallel chain transaction to the first parallel chain, enabling a second alliance chain node to obtain the first parallel chain transaction from the second parallel chain node, and decrypting the first encryption information to obtain first data, so that data transmission between different alliance chain nodes of the same alliance chain in different local area networks is reliable and efficient.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
FIG. 1 is a diagram illustrating a federation link point data transmission scenario according to an embodiment of the present invention.
Fig. 2 is a flowchart of an allied link point data transmission method according to an embodiment of the present invention.
FIG. 3 is a diagram illustrating another federation link point data transmission scenario according to an embodiment of the present invention.
Fig. 4 is a flowchart of another federation link point data transmission method according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of an apparatus according to an embodiment of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
FIG. 1 is a diagram illustrating a federation link point data transmission scenario according to an embodiment of the present invention. As shown in fig. 1, in the present embodiment, a user M deploys a federation chain node _ M in a first local area network, and a user N deploys a federation chain node _ N in a second local area network; the first local area network is configured with a parallel chain Node Parachamin 1_ Node _ a (hereinafter referred to as P1_ Node _ a) of the first parallel chain and a corresponding main chain Node _ A, and the second local area network is configured with a parallel chain Node Parachamin 1_ Node _ B (hereinafter referred to as P1_ Node _ B) of the first parallel chain and a corresponding main chain Node _ B. The federation link point data transmission method provided by the invention is specifically explained in the following with reference to fig. 2.
Fig. 2 is a flowchart of an allied link point data transmission method according to an embodiment of the present invention. As shown in fig. 2, in this embodiment, the present invention provides a federation chain node data transmission method applicable to federation chain nodes located in a first local area network and configured with at least a first parallel chain node of a first parallel chain and a corresponding first main chain node in the first local area network, where the method includes:
s12: in response to sending first data to a second federation chain node of the current federation chain located in a second local area network, generating first encryption information from the first data; at least a second parallel chain node and a corresponding second main chain node of the first parallel chain are configured in the second local area network;
S14: and generating a first parallel chain transaction comprising first encryption information and sending the first parallel chain transaction to the first parallel chain node or the first main chain node, so as to record the first parallel chain transaction to the main chain, so that the second parallel chain node synchronizes the first parallel chain transaction from the second main chain node and records the first parallel chain transaction to the first parallel chain, so that the second interlink node acquires the first parallel chain transaction from the second parallel chain node, and decrypts the first encryption information to acquire first data.
Specifically, taking the application scenario shown in fig. 1 as an example, it is assumed that the first encryption information is generated by encrypting a public key of the second federation link node, and the second federation link node acquires the first parallel link transaction in such a manner that the first parallel link transaction is requested from the second parallel link node;
the user M sends the first data to the user N, the ConNode _ M executes step S12, encrypts the first data according to Pub (ConNode _ N) to generate first encryption information;
the Node _ M performs step S14 to generate a first parallel-link transaction tx1 including the first encrypted information, which is sent directly to Node _ a (tx1 may also be sent to P1_ Node _ a first, and then sent to Node _ a from P1_ Node _ a);
node _ a broadcasts tx1 to other backbone nodes of the backbone over a P2P network, each backbone Node recording tx1 to the backbone when tx1 is executed;
P1_ Node _ B synchronizes tx1 from Node _ B and records tx1 onto the first parallel chain;
the ConNode _ N requests the P1_ Node _ b for tx1 (specifically, the step is that the ConNode _ N requests the P1_ Node _ b for block information of a parallel chain block to be requested of the first parallel chain, and finds tx1 from the requested block information), and after the ConNode _ N acquires tx1 from the P1_ Node _ b, the first encrypted information is decrypted by using a private key Pri (ConNode _ N), and the first data is acquired.
ConNode _ N stores the block height of the parallel-chain block with the highest block height in the middle of the requested block information.
In the above embodiment, the first encryption information is generated by encrypting according to the public key of the second federation link node, and the mode that the second federation link node acquires the first parallel link transaction is exemplified by requesting the first parallel link transaction from the second parallel link node, so that the federation link point data transmission method provided by the present invention is explained in detail; in more embodiments, the first encryption information can be encrypted by using a symmetric key agreed with the user N according to actual requirements, so that the same technical effect can be achieved; in further embodiments, the manner in which the second element link node acquires the first parallel chain transaction may also be configured to receive the first parallel chain transaction pushed by the second parallel chain node according to actual requirements, so that the same technical effect may be achieved.
The above-described embodiments enable reliable and efficient data transmission between different federation chain nodes of the same federation chain in different local area networks.
Preferably, acquiring the first parallel chain transaction comprises: a first parallel chain transaction is requested from a second parallel chain node.
Preferably, acquiring the first parallel chain transaction comprises: and receiving the first parallel chain transaction pushed by the second parallel chain node.
Preferably, the first encryption information is generated based on public key encryption of the second federation chain node.
FIG. 3 is a diagram illustrating another scenario of data transmission of federation link nodes according to an embodiment of the present invention. As shown in fig. 3, in the present embodiment, user X deploys a federation chain node point ConNode _ X in the first local area network, and user Y deploys a federation chain node point ConNode _ Y in the second local area network; the first local area network is configured with a first block link point Node _ C of the first block chain, and the second local area network is configured with a second block link point Node _ D of the first block chain. The federation link point data transmission method provided by the invention is specifically explained in the following with reference to fig. 4.
Fig. 4 is a flowchart of another federation link point data transmission method according to an embodiment of the present invention. As shown in fig. 4, in this embodiment, the present invention provides a federation chain link point data transmission method applicable to federation chain nodes located in a first local area network and configured with at least a first block chain node of a first block chain in the first local area network, where the method includes:
S22: in response to sending first data to a second federation chain node of the current federation chain located in a second local area network, generating first encryption information based on the first data; wherein, the second local area network is at least provided with a second block chain node of the first block chain;
s24: and generating a first transaction comprising first encryption information and sending the first transaction to the first block chain node, so as to record the first transaction on the first block chain, so that the second union chain node can acquire the first transaction from the second block chain link point, and decrypt the first encryption information to acquire first data.
Specifically, taking the application scenario shown in fig. 3 as an example, it is assumed that the first encryption information is generated by encrypting the public key of the second federation chain node, and the second federation chain node acquires the first transaction by requesting the first transaction from the second block chain node;
user X sends first data to user Y, ConNode _ X executes step S22, encrypts the first data according to Pub (ConNode _ Y) to generate first encryption information;
ConNode _ x performs step S24, generates a first transaction tx2 including first encryption information and sends to Node _ C;
node _ C broadcasts tx2 to the block link points of the other first block chain of the main chain through the P2P network, each block chain Node recording tx2 onto the first block chain when tx2 is executed;
The Node _ y requests tx2 from Node _ D (specifically, the Node _ y requests Node _ D for the block information of the block to be requested of the first block chain, and finds tx2 from the requested block information), after the Node _ y obtains tx2, the Node _ y decrypts the first encrypted information with the private key Pri (Node _ y), and obtains the first data.
ConNode _ y stores the block height of the parallel-chain block with the highest block height in the middle of the requested block information.
In the above embodiment, the first encryption information is generated by encrypting according to the public key of the second federation link node, and the mode that the second federation link node acquires the first parallel link transaction is exemplified by requesting the first parallel link transaction from the second parallel link node, so that the federation link point data transmission method provided by the present invention is explained in detail; in more embodiments, the first encryption information may also be encrypted by using a symmetric key agreed with the user Y according to actual requirements, so that the same technical effect may be achieved; in further embodiments, the manner in which the second member chain node acquires the first parallel chain transaction may also be configured as the first transaction pushed by the second block chain link point according to actual requirements, and the same technical effect may be achieved.
The above-described embodiments enable reliable and efficient data transmission between different federation chain nodes of the same federation chain in different local area networks.
Preferably, obtaining the first transaction comprises: a first transaction is requested from a second block link point.
Preferably, obtaining the first transaction comprises: a first transaction of a second block link point push is received.
Preferably, the first encryption information is generated from public key encryption of the second federation link node.
Fig. 5 is a schematic structural diagram of an apparatus according to an embodiment of the present invention. As shown in fig. 5, as another aspect, the present application also provides an apparatus 500 including one or more Central Processing Units (CPUs) 501 that can perform various appropriate actions and processes according to a program stored in a Read Only Memory (ROM)502 or a program loaded from a storage section 508 into a Random Access Memory (RAM) 503. In the RAM503, various programs and data necessary for the operation of the apparatus 500 are also stored. The CPU501, ROM502, and RAM503 are connected to each other via a bus 504. An input/output (I/O) interface 505 is also connected to bus 504.
The following components are connected to the I/O interface 505: an input portion 506 including a keyboard, a mouse, and the like; an output portion 507 including a display such as a Cathode Ray Tube (CRT), a Liquid Crystal Display (LCD), and the like, and a speaker; a storage portion 508 including a hard disk and the like; and a communication section 509 including a network interface card such as a LAN card, a modem, or the like. The communication section 509 performs communication processing via a network such as the internet. The driver 510 is also connected to the I/O interface 505 as necessary. A removable medium 511 such as a magnetic disk, an optical disk, a magneto-optical disk, a semiconductor memory, or the like is mounted on the drive 510 as necessary, so that a computer program read out therefrom is mounted into the storage section 508 as necessary.
In particular, according to an embodiment of the present disclosure, the method described in any of the above embodiments may be implemented as a computer software program. For example, embodiments of the present disclosure include a computer program product comprising a computer program tangibly embodied on a machine-readable medium, the computer program comprising program code for performing any of the methods described above. In such an embodiment, the computer program may be downloaded and installed from a network through the communication section 509, and/or installed from the removable medium 511.
As yet another aspect, the present application also provides a computer-readable storage medium, which may be the computer-readable storage medium included in the apparatus of the above-described embodiment; or it may be a separate computer readable storage medium not incorporated into the device. The computer readable storage medium stores one or more programs for use by one or more processors in performing the methods described in the present application.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. 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 which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The units or modules described in the embodiments of the present application may be implemented by software or hardware. The described units or modules may also be provided in a processor, for example, each of the described units may be a software program provided in a computer or a mobile intelligent device, or may be a separately configured hardware device. Wherein the designation of such a unit or module does not in some way constitute a limitation on the unit or module itself.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the spirit of the present application. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (6)
1. An alliance link point data transmission method, wherein the method is suitable for an alliance link node located in a first local area network, and the first local area network is at least provided with a first parallel link node of a first parallel link and a corresponding first main chain node, and the method comprises the following steps:
In response to sending first data to a second federation chain node of a current federation chain located in a second local area network, generating first encryption information from the first data; wherein at least a second parallel chain node and a corresponding second backbone node of the first parallel chain are configured in the second local area network;
generating a first parallel chain transaction including the first encryption information and sending the first parallel chain transaction to the first parallel chain node or the first main chain node, so as to record the first parallel chain transaction on a main chain, so that the second parallel chain node synchronizes the first parallel chain transaction from the second main chain node and records the first parallel chain transaction on the first parallel chain, so that the second interlink node obtains the first parallel chain transaction from the second parallel chain node, and decrypts the first encryption information to obtain the first data.
2. The method of claim 1, wherein the obtaining the first parallel chain transaction comprises:
requesting the first parallel chain transaction from the second parallel chain node.
3. The method of claim 1, wherein the obtaining the first parallel chain transaction comprises:
And receiving the first parallel chain transaction pushed by the second parallel chain node.
4. The method according to any one of claims 1 to 3, wherein the first encryption information is generated from public key encryption of the second federation chain node.
5. An apparatus, characterized in that the apparatus comprises:
one or more processors;
a memory for storing one or more programs,
the one or more programs, when executed by the one or more processors, cause the one or more processors to perform the method recited in any of claims 1-4.
6. A storage medium storing a computer program, characterized in that the program, when executed by a processor, implements the method according to any one of claims 1-4.
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| US10958418B2 (en) * | 2017-10-10 | 2021-03-23 | Chromata Corporation | System and method for a blockchain network with heterogeneous privacy |
| CN108416593B (en) * | 2018-03-20 | 2021-02-12 | 杨鉴 | Block chain consensus method and system based on network dispersity certification |
| CN108985774B (en) * | 2018-07-18 | 2022-05-31 | 百度在线网络技术（北京）有限公司 | Excitation method, device, equipment and storage medium of block chain network |
| CN109325762B (en) * | 2018-08-30 | 2020-07-10 | 杭州复杂美科技有限公司 | Parallel chain cross-chain transaction method, equipment and storage medium |
| CN109241087B (en) * | 2018-09-27 | 2020-12-01 | 福建福链科技有限公司 | Data processing method and terminal of alliance chain |
| CN109447605A (en) * | 2018-10-24 | 2019-03-08 | 百度在线网络技术（北京）有限公司 | A kind of chain currency conversion method, apparatus, equipment and medium based on block chain |
| CN110175912B (en) * | 2019-04-08 | 2023-05-05 | 西安链融科技有限公司 | Committee-based blockchain cross-chain asset transfer method and blockchain information terminal |
| CN110287196B (en) * | 2019-06-29 | 2021-11-02 | 杭州复杂美科技有限公司 | Block storage method, parallel chain transaction acquisition method, equipment and storage medium |
| CN110572460B (en) * | 2019-09-11 | 2021-05-14 | 腾讯科技（深圳）有限公司 | Data transmission method and device based on block chain system and computer equipment |
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