CN112733198B - Block chain light node data acquisition method and device - Google Patents
Block chain light node data acquisition method and device Download PDFInfo
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Abstract
The invention discloses a block chain light node data acquisition method and a device, wherein the method comprises the following steps: firstly initializing a block chain light node to enable the block chain light node to acquire a corresponding service model; then, analyzing the service model to obtain corresponding service configuration, and installing the service configuration to the block chain light node to enable the block chain light node to acquire service data with specific attributes according to the service configuration; and the collected service data is packed to obtain a service data packet, the service data packet is signed, and after the signing is finished, the service data packet is sent to a block chain network to perform the uplink operation. Therefore, the invention ensures that the blockchain light node collects the business data with specific attribute through business configuration, and ensures that the uplink data is more simplified on the premise of meeting business requirements, thereby not only reducing the bandwidth resource occupation of the Internet of things, but also reducing the requirement on the hardware performance of the Internet of things equipment.
Description
Technical Field
The invention relates to the technical field of the Internet of things and blockchain, in particular to a blockchain light node data acquisition method and device.
Background
In the development and evolution process of the Internet of things, equipment safety, personal privacy, architecture rigidification, communication compatibility and multi-main-body cooperation 5 big pain points are met. In terms of personal privacy, the centralized management architecture cannot self-prove, and the related time when personal privacy data is compromised sometimes occurs.
The blockchain has important influence on the Internet of things by virtue of the characteristics of peer-to-peer, public transparency, secure communication, difficulty in tampering, multiparty consensus and the like of a main body: the characteristics of multi-center and weak-centering are capable of reducing high operation and maintenance cost of a centralized architecture, the characteristics of information encryption and safe communication are capable of helping to protect privacy, identity authority management and multiparty consensus are helpful to identify illegal nodes, access and disfigurement of malicious nodes are timely prevented, a chain-type structure is used for helping to construct a provable electronic evidence storage, and the characteristics of distributed architecture and main body peer-to-peer are helpful to break the existing multiple information island and the existing multiple information island of the Internet of things, so that transverse flow and multiparty cooperation of information are promoted.
Although the blockchain application has the advantages in the internet of things, the internet of things equipment generally has low computing capability and weak networking capability, the blockchain network has high requirements on network capability, and along with the continuous growth of blocks, the internet of things equipment needs more storage space to support, so that it is necessary to design a blockchain data acquisition scheme suitable for the internet of things.
Disclosure of Invention
In view of the above-described deficiencies of the prior art, the present invention aims to: the block chain light node data acquisition method can protect the privacy of the data of the Internet of things and can reduce the requirement of hardware performance of the equipment of the Internet of things.
In order to achieve the above object, the present invention provides the following technical solutions:
a blockchain light node data acquisition method, comprising the steps of:
initializing a block chain light node so that the block chain light node obtains a corresponding service model;
after the service model is acquired, the block chain light node analyzes the service model to acquire corresponding service configuration;
after the service configuration is obtained, the service configuration is installed to the block chain light node, so that the block chain light node collects service data with specific attributes according to the service configuration;
the collected service data are packed to obtain a service data packet, and the service data packet is signed; and after the signature is finished, the service data packet is sent to a blockchain network to carry out the uplink operation.
According to a specific embodiment, in the blockchain light node data collection method of the present invention, initializing the blockchain node includes: sending an initialization request to a preset gateway to acquire a client ID and a block chain network address returned by the preset gateway; and obtaining the service model from the blockchain network according to the client ID and the blockchain network address.
According to a specific embodiment, in the blockchain light node data collection method, the blockchain light node signs the service data packet by using a private key distributed by the blockchain network.
According to a specific embodiment, in the blockchain light node data collection method, after the blockchain light node sends the service data packet to a blockchain network, the blockchain light node also polls a blocktransaction result, and if the polling frequency exceeds a set threshold value, the blocktransaction result is not returned, and then the service data packet is discarded.
In another aspect of the present invention, there is provided a blockchain light node data acquisition device, including:
the initialization module is used for initializing the block chain light node so that the block chain light node can acquire a corresponding service model;
the analysis module is used for analyzing the acquired service model to acquire corresponding service configuration;
the configuration installation module is used for installing the service configuration to the block chain light node;
the acquisition module is used for acquiring service data with specific attributes according to the service configuration;
the grouping module is used for grouping the service data acquired by the acquisition module;
the signing module is used for signing the service data packet obtained by the packet grouping module;
and the uplink module is used for sending the service data packet signed by the signature module to a blockchain network so as to perform uplink operation.
According to a specific embodiment, in the blockchain light node data acquisition device, the initialization module is used for sending an initialization request to a preset gateway so as to acquire a client ID and a blockchain network address returned by the preset gateway; and obtaining the service model from the blockchain network according to the client ID and the blockchain network address.
According to a specific embodiment, in the blockchain light node data collection device, the signature module is configured to sign the service data packet by using a private key distributed by the blockchain network.
According to a specific embodiment, the blockchain light node data acquisition device further comprises a polling module, wherein the polling module is used for polling the blockchain transaction result after the uplink module sends the service data packet to the blockchain network, and if the polling frequency exceeds a set threshold value, the blockchain transaction result is not returned, and the packet grouping module is triggered to discard the service data packet.
Compared with the prior art, the invention has the beneficial effects that:
according to the data acquisition method of the block chain light node, firstly, the block chain light node is initialized, so that the block chain light node acquires a corresponding service model; then, analyzing the service model to obtain corresponding service configuration, and installing the service configuration to the block chain light node to enable the block chain light node to acquire service data with specific attributes according to the service configuration; and the collected service data is packed to obtain a service data packet, the service data packet is signed, and after the signing is finished, the service data packet is sent to a block chain network to perform the uplink operation. Therefore, the invention ensures that the blockchain light node collects the business data with specific attribute through business configuration, and ensures that the uplink data is more simplified on the premise of meeting business requirements, thereby not only reducing the bandwidth resource occupation of the Internet of things, but also reducing the requirement on the hardware performance of the Internet of things equipment.
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FIG. 1 is a flow chart of a data acquisition method of the present invention;
FIG. 2 is a flow chart of an embodiment of a data acquisition method of the present invention;
FIG. 3 is a schematic block diagram of a data acquisition device according to the present invention;
fig. 4 is a schematic block diagram of a data acquisition device according to an embodiment of the present invention.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the spirit of the invention, and various modifications and adaptations of the invention may be made to the details of the present description based on various points of view and applications.
As shown in fig. 1, the blockchain light node data acquisition method of the present invention includes the following steps:
s1: initializing a block chain light node so that the block chain light node obtains a corresponding service model; specifically, the method for initializing the blockchain node is as follows: sending an initialization request to a preset gateway to acquire a client ID and a blockchain network address returned by the preset gateway; and obtaining the service model from the blockchain network according to the client ID and the blockchain network address, wherein each blockchain light node accesses the blockchain network through the authorized client ID. In implementation, the initialization request includes the equipment ID of the blockchain light node, and the preset gateway determines, according to the equipment ID, the returned client ID and the blockchain network address. It should be noted that, the client ID in the present invention is the identifier of the SDK on the blockchain light node, and the node in the blockchain network may determine whether the blockchain light node is authorized according to the client ID.
S2: after the block chain light node acquires the service model, the service model is analyzed to acquire corresponding service configuration. Specifically, the business model in the invention is positioned on the blockchain network and can be adapted to the Internet of things in different business fields.
S3: after the block chain light node acquires the service configuration, the service configuration is installed to the block chain light node, so that the block chain light node acquires data with specific attributes according to the service configuration; specifically, the service configuration in the invention describes the functions of the acquisition end of the specific internet of things, such as the functions including temperature, humidity, GPS positioning and the like, the specific conditions and the range of the corresponding functions and the like.
S4: and when the block chain light node collects data, the block chain light node collects the service data with specific attributes according to service configuration.
S5: the block chain light node packs the collected service data; specifically, the manner in which the data packets are packed or packaged is determined by the data transmission protocols of the blockchain light node and the blockchain network.
S6: signing the business data packet by the block chain light node; specifically, the blockchain light node signs the service data packet by using a private key distributed by a blockchain network; the blockchain light node registers in the blockchain network in advance, a pair of public keys and private keys are generated by the blockchain network, the public keys are reserved by the blockchain network, and the private keys are distributed to the blockchain light node; the private key is then hardware-cured on the blockchain light node.
S7: and the block chain light node sends the signed service data packet to a block chain network to perform uplink operation.
As shown in fig. 2, step S7, when implemented, further includes the following steps:
s701: the block chain light node sends the signed service data packet to a block chain network;
s702: after the blockchain light node sends out the signed service data packet, whether the blockchain network feeds back the block transaction result needs to be monitored, namely, when the blockchain network finishes the uplink operation on the service data packet, the Hash value is returned. If the block transaction result is received, it indicates that the uplink is successful, and if the block transaction result is not received, the block transaction result is polled, that is, S703 is entered.
S703: and polling the block transaction result, and further judging whether the polling times exceed a set threshold value. If the number of polling times does not exceed the set threshold, the number of polling times is increased by one, and the process goes to S702; and if the polling times exceed the set threshold, discarding the service data packet by the block chain light node.
As shown in fig. 3, in another aspect of the present invention, there is further provided a blockchain light node data collection device, the device 10 includes:
an initialization module 100, configured to initialize a blockchain light node, so that the blockchain light node obtains a corresponding service model;
the parsing module 200 is configured to parse the obtained service model to obtain a corresponding service configuration;
a configuration installation module 300 for installing the service configuration to the blockchain light node;
the acquisition module 400 is configured to acquire data with specific attributes according to the service configuration;
the package assembly module 500 is configured to package the data acquired by the acquisition module;
a signature module 600, configured to sign the service data packet obtained by the packet grouping module;
the uplink module 700 is configured to send the service data packet signed by the signature module to a blockchain network for uplink operation.
In the blockchain light node data acquisition device, an initialization module 100 is used for sending an initialization request to a preset gateway to acquire a client ID and a blockchain network address returned by the preset gateway; and obtaining the service model from the blockchain network according to the client ID and the blockchain network address. And, the signature module 500 is configured to sign the service data packet by using a private key distributed by the blockchain network.
As shown in fig. 4, in the embodiment, the blockchain light node data collection device of the present invention further includes a polling module 800, configured to poll the blockchain transaction result after the uplink module 700 sends the service data packet to the blockchain network, and trigger the packet grouping module 500 to discard the service data packet if the blockchain transaction result is not returned and the polling frequency exceeds a set threshold.
It should be understood that the device or system disclosed in the present invention may be implemented in other manners. For example, the division of the modules is merely a logical function division, and there may be other division manners in which the modules are actually implemented, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted or not performed. In addition, the communication connection between modules may be an indirect coupling or communication connection via some interfaces, devices or units, and may be in electrical or other forms.
In addition, each functional module in the embodiments of the present invention may be integrated in one processing unit, or each module may exist alone physically, or two or more modules may be integrated in one processing unit. The integrated units may be implemented in hardware or in software functional units.
The integrated units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied essentially or in part or all of the technical solution or in part in the form of a software product stored in a storage medium, including instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a removable hard disk, a magnetic disk, or an optical disk, or other various media capable of storing program codes.
Claims (8)
1. The block chain light node data acquisition method is characterized by comprising the following steps of:
initializing a block chain light node so that the block chain light node obtains a corresponding service model;
after the service model is acquired, the block chain light node analyzes the service model to acquire corresponding service configuration;
after the service configuration is obtained, the service configuration is installed to the block chain light node, so that the block chain light node collects service data with specific attributes according to the service configuration;
the collected service data are packed to obtain a service data packet, and the service data packet is signed; and after the signature is finished, the service data packet is sent to a blockchain network to carry out the uplink operation.
2. The blockchain light node data collection method of claim 1, wherein initializing the blockchain light node comprises: sending an initialization request to a preset gateway to acquire a client ID and a blockchain network address returned by the preset gateway; and obtaining the service model from the blockchain network according to the client ID and the blockchain network address.
3. The blockchain light node data collection method of claim 1, wherein the blockchain light node signs the service data packet using a private key distributed by the blockchain network.
4. The blockchain light node data collection method of claim 1, wherein after the blockchain light node sends the service data packet to a blockchain network, the blockchain light node also polls a blocktransaction result, and if the polling frequency exceeds a set threshold value, the blocktransaction result is not returned, and the service data packet is discarded.
5. A blockchain light node data collection device, further characterized by comprising:
the initialization module is used for initializing the block chain light node so that the block chain light node can acquire a corresponding service model;
the analysis module is used for analyzing the acquired service model to acquire corresponding service configuration;
the configuration installation module is used for installing the service configuration to the block chain light node;
the acquisition module is used for acquiring service data with specific attributes according to the service configuration;
the grouping module is used for grouping the service data acquired by the acquisition module;
the signing module is used for signing the service data packet obtained by the packet grouping module;
and the uplink module is used for sending the service data packet signed by the signature module to a blockchain network so as to carry out uplink operation.
6. The blockchain light node data acquisition device of claim 5, further characterized in that the initialization module is configured to send an initialization request to a preset gateway to obtain a client ID and a blockchain network address returned by the preset gateway; and obtaining the service model from the blockchain network according to the client ID and the blockchain network address.
7. The blockchain light node data collection device of claim 5, wherein the signing module is further configured to sign the service data packet using a private key distributed by the blockchain network.
8. The blockchain light node data collection device of claim 5, further comprising a polling module configured to poll a blockchain transaction result after the uplink module sends the service data packet to a blockchain network, and if the polling number exceeds a set threshold, the blockchain light node data collection device does not return the blockchain transaction result, then triggering the packet-grouping module to discard the service data packet.
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