CN111080311A - Commodity tracing method and device based on block chain - Google Patents
Commodity tracing method and device based on block chain Download PDFInfo
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Abstract
The application relates to a commodity tracing method and device based on a block chain, computer equipment and a storage medium. The method comprises the following steps: registering and registering equipment information of each commodity tracing equipment in a commodity operation process in a alliance link server or a public link server, wherein the equipment information comprises equipment identification, equipment category and equipment position; obtaining commodity tracing information through the commodity tracing equipment; when the commodity tracing information contains privacy information, uploading the commodity tracing information to a alliance link server; when the commodity tracing information does not contain privacy information, uploading the commodity tracing information to a public link server; and the alliance link server is used for being inquired by authorized equipment, and the public link server is used for being inquired by all equipment. The method can ensure that the privacy information of the commodity is not revealed when tracing the source of the commodity information.
Description
Technical Field
The application relates to the technical field of computers, in particular to a commodity tracing method and device based on a block chain.
Background
The block chain is a novel application mode of computer technologies such as distributed data storage, point-to-point transmission, a consensus mechanism, an encryption algorithm and the like, is an important concept of the bit currency, is essentially a decentralized database, is simultaneously used as a bottom layer technology of the bit currency, is a series of data blocks which are produced by correlation through a cryptography method, and each data block contains information of a batch of bit currency network transactions and is used for verifying the validity (anti-counterfeiting) of the information and generating the next block. The existing method for tracing the source of the commodity by using the block chain technology can better solve the problem of credibility and tamper resistance of data of each related party in the process of tracing the source of the commodity, improve the credibility of the traced commodity and further ensure the counterfeit and truthfulness removal of the commodity.
However, most of the existing tracing systems are centralized systems, that is, all the commodity information is stored in one system, and the commodity information can be checked through any device registered in the system, which is likely to cause the leakage of the privacy information of the commodity.
Disclosure of Invention
In view of the above, it is necessary to provide a block chain-based commodity tracing method, apparatus, computer device and storage medium capable of preventing privacy information of a commodity from being leaked.
A commodity tracing method based on a blockchain comprises the following steps:
registering and registering equipment information of each commodity tracing equipment in a commodity operation process in a alliance link server or a public link server, wherein the equipment information comprises equipment identification, equipment category and equipment position;
obtaining commodity tracing information through the commodity tracing equipment;
when the commodity tracing information contains privacy information, uploading the commodity tracing information to a alliance link server;
when the commodity tracing information does not contain privacy information, uploading the commodity tracing information to a public link server;
the alliance link server is used for inquiring authorized equipment, the public link server is used for inquiring all equipment, and the alliance link server or the public link server checks the commodity tracing equipment according to the equipment identification, the equipment category and the equipment position before receiving the commodity tracing information.
In one embodiment, the method further comprises the following steps: receiving a transaction number generated by the alliance link server according to the commodity traceability information and the outline of the commodity traceability information; and uploading the transaction number and the summary of the commodity traceability information to a public chain server.
In one embodiment, the registering and registering device information of each commodity tracing device in the commodity operation process in a alliance link server or a public link server, where the device information includes a device identifier, a device type, and a device location includes: sending first registration information to the alliance link server, wherein the first registration information comprises equipment identification, equipment category and equipment position; receiving a alliance chain device certificate sent by the alliance chain server; wherein the federation chain server binds the device identification to the federation chain device certificate; and/or sending second registration information to the public link server, wherein the second registration information comprises equipment identification, equipment category and equipment position; receiving a public link equipment certificate sent by the public link server; wherein the public link server binds the device identification with the public link device certificate.
In one embodiment, after the commodity tracing apparatus obtains the commodity tracing information, the method further includes: the commodity tracing device sends a first request for uploading the commodity tracing information to the alliance link server, wherein the first request carries the device identification, the alliance link device certificate signature information and the device position; the commodity tracing device receives first verification passing information of the alliance link server; the alliance link server verifies the commodity tracing device according to the device identification, the alliance link device certificate signature information and the device position, and when the verification is passed, first verification passing information is sent; and/or the commodity tracing device sends a second request for uploading the commodity tracing information to the public link server, wherein the second request carries a device identifier, public link device certificate signature information and a device position; receiving second check-up passing information of the public link server; and the public link server verifies the commodity tracing equipment according to the equipment identifier, the alliance link equipment certificate signature information and the equipment position, and sends second verification passing information when the verification passes.
In one embodiment, the first request carries device location information; the alliance link server verifies the commodity tracing equipment according to the positioning information, the registered equipment type and equipment position, and sends first verification passing information when the verification passes; and/or the second request carries equipment positioning information; and the public link server verifies the commodity tracing equipment according to the positioning information, the registered equipment type and the registered equipment position, and sends second verification passing information when the verification passes.
In one embodiment, the uploading the product tracing information to a alliance link server when the product tracing information contains private information includes: when the commodity tracing information contains privacy information, uploading the commodity tracing information to a alliance link server after being signed by the alliance link device certificate; when the commodity traceability information does not contain privacy information, the step of uploading the commodity traceability information to a public link server comprises the following steps: and when the commodity tracing information does not contain privacy information, uploading the commodity tracing information to a public link server after being signed by a public link equipment certificate.
In one embodiment, the device category includes a fixed device and a mobile device, the device location corresponding to the fixed device is a fixed location, and the device location corresponding to the mobile device is a location within a fixed range.
A commodity tracing apparatus based on a blockchain, the apparatus comprising:
the system comprises a registration module, a registration module and a verification module, wherein the registration module is used for registering equipment information of each commodity tracing equipment in the commodity operation process in a alliance link server or a public link server, and the equipment information comprises equipment identification, equipment category and equipment position;
the traceability information acquisition module is used for acquiring commodity traceability information through the commodity traceability equipment;
the first uploading module is used for uploading the commodity tracing information to a alliance link server when the commodity tracing information contains privacy information;
the second uploading module is used for uploading the commodity traceability information to a public link server when the commodity traceability information does not contain privacy information;
the alliance link server is used for inquiring authorized equipment, the public link server is used for inquiring all equipment, and the alliance link server or the public link server checks the commodity tracing equipment according to the equipment identification, the equipment category and the equipment position before receiving the commodity tracing information.
A computer device comprising a memory and a processor, the memory storing a computer program, the processor implementing the following steps when executing the computer program:
registering and registering equipment information of each commodity tracing equipment in a commodity operation process in a alliance link server or a public link server, wherein the equipment information comprises equipment identification, equipment category and equipment position;
obtaining commodity tracing information through the commodity tracing equipment;
when the commodity tracing information contains privacy information, uploading the commodity tracing information to a alliance link server;
when the commodity tracing information does not contain privacy information, uploading the commodity tracing information to a public link server;
the alliance link server is used for inquiring authorized equipment, the public link server is used for inquiring all equipment, and the alliance link server or the public link server checks the commodity tracing equipment according to the equipment identification, the equipment category and the equipment position before receiving the commodity tracing information.
A computer-readable storage medium, on which a computer program is stored which, when executed by a processor, carries out the steps of:
registering and registering equipment information of each commodity tracing equipment in a commodity operation process in a alliance link server or a public link server, wherein the equipment information comprises equipment identification, equipment category and equipment position;
obtaining commodity tracing information through the commodity tracing equipment;
when the commodity tracing information contains privacy information, uploading the commodity tracing information to a alliance link server;
when the commodity tracing information does not contain privacy information, uploading the commodity tracing information to a public link server;
the alliance link server is used for inquiring authorized equipment, the public link server is used for inquiring all equipment, and the alliance link server or the public link server checks the commodity tracing equipment according to the equipment identification, the equipment category and the equipment position before receiving the commodity tracing information.
According to the commodity tracing method, device, computer equipment and storage medium based on the block chain, commodity tracing information containing privacy information is stored through the alliance chain server, commodity tracing information not containing the privacy information is stored through the public chain server, the privacy information of commodities can be effectively prevented from being leaked, meanwhile, the privacy information of the commodities can be inquired by a supervision mechanism, real-time and effective supervision of a supervision department on the commodities can be achieved, the commodity tracing information not containing the privacy information can be inquired by a consumer through the public chain server, the problem that the commodities are discovered in time is solved, the tracing information of the commodities is stored through the alliance chain server and the public chain server, and the tracing information can be guaranteed not to be tampered.
Drawings
FIG. 1 is a diagram of an application environment of a block chain-based commodity tracing method in an embodiment;
FIG. 2 is a flowchart illustrating a method for tracing a commodity source based on a blockchain in an embodiment;
FIG. 3 is a block diagram illustrating an exemplary embodiment of a commodity tracing apparatus based on a blockchain;
FIG. 4 is a diagram illustrating an internal structure of a computer device according to an embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The commodity tracing method based on the block chain can be applied to the application environment shown in fig. 1. The commodity tracing system comprises commodity tracing equipment of a commodity manufacturer, logistics commodity tracing equipment, warehousing commodity tracing equipment, seller commodity tracing equipment, a consumer terminal, a supervision mechanism terminal and a commodity tracing area block chain platform, wherein the commodity tracing area block chain platform is communicated with the commodity tracing area block chain platform through a network and comprises a public chain server and a alliance chain server. Commodity tracing equipment of a commodity manufacturer, logistics commodity tracing equipment, warehouse commodity tracing equipment or seller commodity tracing equipment are registered in a alliance chain server or a public chain server, and equipment information comprises equipment identification, equipment category and equipment position; the method comprises the steps that commodity tracing information is obtained by commodity tracing equipment, logistics commodity tracing equipment, warehouse commodity tracing equipment or seller commodity tracing equipment of a commodity producer, and when the commodity tracing information contains privacy information, the commodity tracing information is uploaded to an alliance chain server; when the commodity tracing information does not contain privacy information, uploading the commodity tracing information to a public link server; the alliance link server is used for inquiring authorized equipment, the public link server is used for inquiring all equipment, and the alliance link server or the public link server checks the commodity tracing equipment according to the equipment identification, the equipment category and the equipment position before receiving the commodity tracing information. The monitoring mechanism terminal is authorized equipment, and the commodity tracing information comprises production information, logistics information, warehousing information and sales information. The commodity tracing device and the terminal can be, but are not limited to, various personal computers, notebook computers, smart phones, tablet computers or scanning devices, and the server can be realized by an independent server or a server cluster formed by a plurality of servers.
In an embodiment, as shown in fig. 2, a commodity tracing method based on a blockchain is provided, which is described by taking the example that the method is applied to the commodity tracing apparatus in fig. 1, and includes the following steps:
and S100, registering the equipment information of each commodity tracing equipment in the commodity operation process in a alliance chain server or a public chain server, wherein the equipment information comprises equipment identification, equipment type and equipment position.
Each commodity tracing device in the commodity operation process comprises but is not limited to a commodity source tracing device of a commodity manufacturer, a logistics commodity source tracing device, a storage commodity source tracing device or a seller commodity source tracing device. The commodity tracing equipment collects and records various information in the commodity production and circulation process. When the commodity tracing Device is registered, a unique Device identifier udid (unique Device identifier) is generated according to the encoding rule of the national GB/T34062-2017, the Device identifier is a Device identifier, and of course, the Device identifier may also adopt other numbers for uniquely identifying the Device.
The device category comprises fixed devices and mobile devices, the device position corresponding to the fixed devices is a certain fixed position, and the device position corresponding to the mobile devices is a position within a fixed range. For example, the corresponding device position of the fixed device is 107 degrees and 41 minutes east longitude and 35 degrees and 21 minutes north latitude, and the corresponding device position of the mobile device is 107 degrees and 41 minutes east longitude to 110 degrees and 31 minutes east longitude and 35 degrees and 21 minutes north latitude to 37 degrees and 31 minutes north latitude.
And S110, obtaining the commodity tracing information through the commodity tracing equipment.
The commodity traceability information comprises production records and circulation records of commodities collected by a producer and a circulation party. For example, the production record of the goods includes the name of the goods, the production date, the raw material information, the number of the goods, and the characteristic information (color, style, etc.) of the goods, and the circulation record of the goods includes the logistics information, the warehousing information, and the sales information of the goods.
Specifically, the commodity tracing information is input and collected through the commodity tracing equipment. The method includes but is not limited to printing a two-dimensional code on a packing box of the commodity or embedding an NFC (Near Field Communication) label, obtaining a serial number of the commodity by scanning the two-dimensional code and brushing the NFC label, and recording logistics information, warehousing information and sales information of the commodity according to the serial number of the commodity or automatically recording the logistics information, the warehousing information and the sales information of the commodity.
And S120, uploading the commodity tracing information to a alliance chain server when the commodity tracing information contains privacy information.
Whether the commodity tracing information contains privacy information or not can be judged manually or through computer analysis. If the raw material information of the commodity is the privacy information, the commodity producer judges that the raw material information is the privacy information before uploading the commodity tracing information, and then an alliance link server is selected to upload the production record of the commodity; or after the production record of the commodity is input into the computer, the background automatically analyzes and inquires whether the raw material information is contained, and if the raw material information is contained, the production information of the commodity is automatically uploaded to the alliance chain server.
The alliance chain is an industry chain established by an industry alliance, the alliance chain needs to be registered in a public chain, a specific alliance chain can be registered in the public chain in an intelligent contract mode, the specific registration method can be an existing block chain registration method, and details are not repeated here.
And S130, uploading the commodity tracing information to a public link server when the commodity tracing information does not contain privacy information.
The alliance link server is used for inquiring authorized equipment, the public link server is used for inquiring all equipment, and the alliance link server or the public link server checks the commodity tracing equipment according to the equipment identification, the equipment category and the equipment position before receiving the commodity tracing information.
The authorized equipment comprises equipment with supervision authority and commodity tracing equipment for acquiring the commodity tracing information containing the privacy information, the commodity tracing information containing the privacy information is inquired by the equipment with supervision authority and acquired by the commodity tracing equipment containing the commodity tracing information in the alliance chain server, and the commodity tracing information not containing the privacy information is inquired by all the equipment in the alliance chain server.
The public chain and the alliance chain belong to block chains, the commodity traceability equipment can upload traceability information to the public chain traceability equipment after the public chain is registered, and the commodity traceability information stored in the public chain server can be inquired by the commodity traceability information inquiry equipment after the public chain traceability equipment is registered. Including but not limited to, the consumer terminal obtains the name, production date, logistics information, warehousing information and sales information of the goods generated according to the serial number of the goods from the public chain server by scanning the two-dimensional code on the surface of the goods or brushing the built-in NFC tag. And the equipment with the supervision authority inquires and tracks all tracing information of the commodity in the public chain server and the alliance chain server, and handles commodity tracing disputes.
Specifically, the commodity traceability information can be uploaded through commodity traceability equipment and can also be uploaded through a computer terminal, the commodity traceability information can be detected and acquired through an internal preset module when the commodity traceability information is uploaded through the commodity traceability equipment, of course, the commodity traceability equipment acquires the commodity traceability information and can also be uploaded through the computer terminal, and at the moment, the commodity traceability information can be judged through manual work and can also be analyzed and judged through the computer to determine whether the commodity traceability information contains privacy information.
In the commodity tracing method based on the block chain, the commodity tracing information containing the private information is stored through the alliance chain server, the commodity tracing information not containing the private information is stored through the public chain server, the private information of commodities can be effectively prevented from being leaked, meanwhile, the private information of the commodities can be inquired by a monitoring mechanism, real-time and effective supervision of a supervision department on the commodities can be realized, the commodity tracing information not containing the private information can be inquired by a consumer through the public chain server and the commodity can be discovered in time, the tracing information of the commodities is stored through the alliance chain server and the public chain server, and the tracing information can be guaranteed not to be tampered.
In one embodiment, the step S120 includes: when the commodity tracing information contains privacy information, uploading the privacy part in the commodity tracing information to a alliance link server, and uploading the public part in the commodity tracing information to the alliance link server.
The commodity traceability information is a generation record and a circulation record in the commodity generation and circulation process, various records of the commodity from production to sale and even after sale can be tracked through the commodity traceability information, when the commodity goes wrong, a corresponding responsible person can be effectively searched for to trace responsibility, and the authenticity of the commodity can be identified according to the commodity traceability information. The commodity tracing information collected by a certain commodity tracing device may include private information or public information, in this embodiment, the private part in the commodity tracing information is uploaded to the alliance link server, and the public part in the commodity tracing information is uploaded to the public link server, so that the private information of commodities can be effectively protected, and meanwhile, a consumer can conveniently inquire the public information. For example, the product production record includes the name of the product, the production date, the raw material information, the product number, and the characteristic information (color, style, etc.) of the product, and if the raw material information belongs to the private information, the private part (raw material information) is uploaded to the federation link server and the public part (the name of the product, the production date, the product number, and the characteristic information of the product) is uploaded to the public link server when the product traceability information is uploaded.
In one embodiment, the step S120 includes: and when the commodity tracing information contains privacy information, uploading all the information of the commodity tracing information to a alliance link server.
In the embodiment, as long as the commodity traceability information contains the privacy information, the whole commodity traceability information is uploaded to the alliance chain server, the single commodity traceability information is stored in a centralized manner, the uploading efficiency of the commodity traceability information is improved, and meanwhile, the consumer can conveniently view the commodity traceability information in a centralized manner. For example, the commodity production record includes the name of the commodity, the production date, the raw material information, the serial number of the commodity, and the characteristic information (color, style, etc.) of the commodity, and if the raw material information belongs to the private information, the whole commodity production record (including the name of the commodity, the production date, the raw material information, the serial number of the commodity, and the characteristic information of the commodity) is uploaded to the alliance chain server when the commodity tracing information is uploaded.
In one embodiment, the commodity source tracing method based on the blockchain further includes: receiving a transaction number generated by the alliance link server according to the commodity traceability information and the outline of the commodity traceability information; and uploading the transaction number and the summary of the commodity traceability information to a public chain server.
The summary of the commodity tracing information is some summary information extracted according to the received commodity tracing information, and is used for indicating whether the corresponding commodity tracing information of a manufacturer or a circulation party is stored in a block chain. After the transaction number and the summary of the commodity traceability information are uploaded to the public link server, a monitoring mechanism can know which commodity traceability information is probably stored in the alliance link server according to the summary of the commodity traceability information, and then specific commodity traceability information is searched from the alliance link server according to the transaction number.
In one embodiment, the step 100 of the commodity tracing method based on the blockchain includes: sending first registration information to the alliance link server, wherein the first registration information comprises equipment identification, equipment category and equipment position; receiving a alliance chain device certificate sent by the alliance chain server; wherein the federation chain server binds the device identification to the federation chain device certificate.
When the commodity tracing Device is registered, a unique Device identifier udid (unique Device identifier) is generated according to the encoding rule of GB/T34062 and 2017, where the Device identifier is a Device identifier, and of course, the Device identifier may adopt other numbers for uniquely identifying the Device. The first registration information further includes usage information of the commodity tracing apparatus, affiliated institution information, Positioning information of a Global Positioning System (GPS)/beidou System, and a beidou mesh code BGC. After the first registration information is verified, the alliance link server generates an alliance link device certificate and binds the alliance link device certificate with the device identifier, and then the alliance link device certificate is sent to the commodity tracing device so as to provide the authority of the commodity tracing device for uploading the commodity tracing information to the alliance link server.
In one embodiment, the step 100 of the commodity tracing method based on the blockchain includes: sending second registration information to the public link server, wherein the second registration information comprises equipment identification, equipment category and equipment position; receiving a public link equipment certificate sent by the public link server; wherein the public link server binds the device identification with the public link device certificate.
When the commodity tracing Device is registered, a unique Device identifier udid (unique Device identifier) is generated according to the encoding rule of GB/T34062 and 2017, where the Device identifier is a Device identifier, and of course, the Device identifier may adopt other numbers for uniquely identifying the Device. The second registration information further includes usage information of the commodity tracing apparatus, affiliated institution information, Positioning information of a Global Positioning System (GPS)/beidou System, and a beidou mesh code BGC. And after the public link server verifies the second registration information, generating a public link equipment certificate and binding the public link equipment certificate with the equipment identifier, and then sending the public link equipment certificate to the commodity tracing equipment so as to provide the authority for the commodity tracing equipment to upload the commodity tracing information to the alliance link server.
In one embodiment, after the commodity tracing apparatus obtains the commodity tracing information, the method further includes: the commodity tracing device sends a first request for uploading the commodity tracing information to the alliance link server, wherein the first request carries the device identification, the alliance link device certificate signature information and the device position; the commodity tracing device receives first verification passing information of the alliance link server; and the alliance link server verifies the commodity tracing equipment according to the equipment identifier, the alliance link equipment certificate signature information and the equipment position, and sends first verification passing information when the verification passes.
The alliance link server confirms the identity of the commodity tracing device according to the device identification and the alliance link device certificate signature information, and then determines whether the device position is the corresponding device position when the commodity tracing device is registered; and when the identity of the commodity tracing device is wrong or the position of the device is wrong, the alliance link server does not accept the commodity tracing information uploaded by the commodity tracing device.
In an optional implementation manner, after receiving the first request, the federation chain server needs to determine whether there is product tracing information of a previous product tracing device of the current product tracing device (which may be queried by the public chain server) in addition to verifying the device identifier, the federation chain device certificate signature information, and the device location, and if there is no product tracing information of the previous product tracing device, the verification does not pass.
In one embodiment, after the commodity tracing apparatus obtains the commodity tracing information, the method further includes: the commodity tracing device sends a second request for uploading the commodity tracing information to the public link server, wherein the second request carries a device identifier, public link device certificate signature information and a device position; receiving second check-up passing information of the public link server; and the public link server verifies the commodity tracing equipment according to the equipment identifier, the alliance link equipment certificate signature information and the equipment position, and sends second verification passing information when the verification passes.
The public link server confirms the identity of the commodity tracing device according to the device identifier and the certificate signature information of the alliance link device, and then determines whether the device position is the corresponding device position when the commodity tracing device is registered or not; and when the identity of the commodity tracing equipment is wrong or the position of the equipment is wrong, the public link server does not accept the commodity tracing information uploaded by the commodity tracing equipment.
In an optional implementation manner, after receiving the second request, the alliance link server needs to determine whether the product tracing information of the previous product tracing device of the current product tracing device exists or not, in addition to checking the device identifier, and if the product tracing information of the previous product tracing device does not exist, the checking is not passed.
Moreover, all devices (including the supervision agency terminal and the consumer terminal) on the blockchain can query the detailed information of the commodity tracing device through the blockchain.
In one embodiment, the first request carries device location information; and the alliance link server verifies the commodity tracing equipment according to the positioning information, the registered equipment type and the registered equipment position, and sends first verification passing information when the verification passes. The position information of the commodity tracing device is verified through Beidou grid code BGC or GPS positioning information, and warfare in different places is required.
In one embodiment, the second request carries device location information; and the public link server verifies the commodity tracing equipment according to the positioning information, the registered equipment type and the registered equipment position, and sends second verification passing information when the verification passes. The position information of the commodity tracing device is verified through Beidou grid code BGC or GPS positioning information, and warfare in different places is required.
In one embodiment, the uploading the product tracing information to a alliance link server when the product tracing information contains private information includes: when the commodity tracing information contains privacy information, uploading the commodity tracing information to a alliance link server after being signed by the alliance link device certificate; when the commodity traceability information does not contain privacy information, the step of uploading the commodity traceability information to a public link server comprises the following steps: and when the commodity tracing information does not contain privacy information, uploading the commodity tracing information to a public link server after being signed by a public link equipment certificate.
It should be understood that, although the steps in the flowchart of fig. 1 are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least a portion of the steps in fig. 1 may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performance of the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternately with other steps or at least a portion of the sub-steps or stages of other steps.
In one embodiment, as shown in fig. 2, there is provided a commodity tracing apparatus based on a blockchain, including: the system comprises a registration module 200, a traceability information acquisition module 210, a first upload module 220 and a second upload module 230, wherein:
the registration module 200 is configured to register device information of each product tracing device in a product operation process in a alliance link server or a public link server, where the device information includes a device identifier, a device type, and a device location.
The traceability information obtaining module 210 is configured to obtain the commodity traceability information through the commodity traceability device.
The first uploading module 220 is configured to upload the product tracing information to a federation link server when the product tracing information includes privacy information.
The second uploading module 230 is configured to upload the product tracing information to a public link server when the product tracing information does not include privacy information.
The alliance link server is used for inquiring authorized equipment, the public link server is used for inquiring all equipment, and the alliance link server or the public link server checks the commodity tracing equipment according to the equipment identification, the equipment category and the equipment position before receiving the commodity tracing information.
In one embodiment, the commodity source tracing device based on the blockchain further includes: the transaction number receiving module is used for receiving the transaction number generated by the alliance link server according to the commodity traceability information and the summary of the commodity traceability information; and the transaction number uploading module is used for uploading the transaction number and the summary of the commodity tracing information to a public link server.
In one embodiment, the registration module 200 comprises: the first registration module is used for sending first registration information to the alliance link server, wherein the first registration information comprises equipment identification, equipment category and equipment position; a first certificate receiving module, configured to receive a alliance-link device certificate sent by the alliance-link server, where the alliance-link server binds the device identifier with the alliance-link device certificate.
In one embodiment, the registration module 200 comprises: the second registration module is used for sending second registration information to the public link server, wherein the second registration information comprises equipment identification, equipment category and equipment position; the second certificate receiving module is used for receiving a public link equipment certificate sent by the public link server; wherein the public link server binds the device identification with the public link device certificate.
In one embodiment, the commodity source tracing device based on the blockchain further includes: a first request sending module, configured to send a first request for uploading the commodity tracing information to the alliance link server, where the first request carries the device identifier, the alliance link device certificate signing information, and the device location; the first verification passing information receiving module is used for receiving first verification passing information of the alliance link server; and the alliance link server verifies the commodity tracing equipment according to the equipment identifier, the alliance link equipment certificate signature information and the equipment position, and sends first verification passing information when the verification passes.
In one embodiment, the commodity source tracing device based on the blockchain further includes: a second request sending module, configured to send a second request for uploading the commodity traceability information to the public link server, where the second request carries an apparatus identifier, federation link apparatus certificate signature information, and an apparatus location; the second check-up passing information receiving module is used for receiving second check-up passing information of the public link server; and the public link server verifies the commodity tracing equipment according to the equipment identifier, the alliance link equipment certificate signature information and the equipment position, and sends second verification passing information when the verification passes.
In one embodiment, the first request carries device location information; and the alliance link server verifies the commodity tracing equipment according to the positioning information, the registered equipment type and the registered equipment position, and sends first verification passing information when the verification passes. The position information of the commodity tracing device is verified through Beidou grid code BGC or GPS positioning information, and warfare in different places is required.
In one embodiment, the second request carries device location information; and the public link server verifies the commodity tracing equipment according to the positioning information, the registered equipment type and the registered equipment position, and sends second verification passing information when the verification passes. The position information of the commodity tracing device is verified through Beidou grid code BGC or GPS positioning information, and warfare in different places is required.
In one embodiment, the first uploading module 220 is further configured to, when the product tracing information includes private information, upload the product tracing information to a federation chain server after being signed by the federation chain device certificate; the second uploading module 230 is further configured to, when the commodity tracing information does not include privacy information, sign the commodity tracing information to a public link server through a public link device certificate.
For specific definition of the commodity tracing apparatus based on the block chain, reference may be made to the above definition of the commodity tracing method based on the block chain, and details are not described here. All or part of each module in the above commodity tracing apparatus based on the block chain can be realized by software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
In one embodiment, a computer device is provided, which may be a terminal, and its internal structure diagram may be as shown in fig. 4. The computer device includes a processor, a memory, a network interface, a display screen, and an input device connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system and a computer program. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to realize a commodity tracing method based on a block chain. The display screen of the computer equipment can be a liquid crystal display screen or an electronic ink display screen, and the input device of the computer equipment can be a touch layer covered on the display screen, a key, a track ball or a touch pad arranged on the shell of the computer equipment, an external keyboard, a touch pad or a mouse and the like.
Those skilled in the art will appreciate that the architecture shown in fig. 4 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
In one embodiment, a computer device is provided, comprising a memory and a processor, the memory having a computer program stored therein, the processor implementing the following steps when executing the computer program:
registering and registering equipment information of each commodity tracing equipment in a commodity operation process in a alliance link server or a public link server, wherein the equipment information comprises equipment identification, equipment category and equipment position;
obtaining commodity tracing information through the commodity tracing equipment;
when the commodity tracing information contains privacy information, uploading the commodity tracing information to a alliance link server;
when the commodity tracing information does not contain privacy information, uploading the commodity tracing information to a public link server;
the alliance link server is used for inquiring authorized equipment, the public link server is used for inquiring all equipment, and the alliance link server or the public link server checks the commodity tracing equipment according to the equipment identification, the equipment category and the equipment position before receiving the commodity tracing information.
In one embodiment, the processor, when executing the computer program, further performs the steps of: receiving a transaction number generated by the alliance link server according to the commodity traceability information and the outline of the commodity traceability information; and uploading the transaction number and the summary of the commodity traceability information to a public chain server.
In one embodiment, the processor, when executing the computer program, further performs the steps of: the commodity tracing device sends a first request for uploading the commodity tracing information to the alliance link server, wherein the first request carries the device identification, the alliance link device certificate signature information and the device position; the commodity tracing device receives first verification passing information of the alliance link server; the alliance link server verifies the commodity tracing device according to the device identification, the alliance link device certificate signature information and the device position, and when the verification is passed, first verification passing information is sent; and/or the commodity tracing device sends a second request for uploading the commodity tracing information to the public link server, wherein the second request carries a device identifier, public link device certificate signature information and a device position; the commodity tracing device receives second verification passing information of the public link server; and the public link server verifies the commodity tracing equipment according to the equipment identifier, the alliance link equipment certificate signature information and the equipment position, and sends second verification passing information when the verification passes.
In one embodiment, a computer-readable storage medium is provided, having a computer program stored thereon, which when executed by a processor, performs the steps of:
registering and registering equipment information of each commodity tracing equipment in a commodity operation process in a alliance link server or a public link server, wherein the equipment information comprises equipment identification, equipment category and equipment position;
obtaining commodity tracing information through the commodity tracing equipment;
when the commodity tracing information contains privacy information, uploading the commodity tracing information to a alliance link server;
when the commodity tracing information does not contain privacy information, uploading the commodity tracing information to a public link server;
the alliance link server is used for inquiring authorized equipment, the public link server is used for inquiring all equipment, and the alliance link server or the public link server checks the commodity tracing equipment according to the equipment identification, the equipment category and the equipment position before receiving the commodity tracing information.
In one embodiment, the computer program when executed by the processor further performs the steps of: receiving a transaction number generated by the alliance link server according to the commodity traceability information and the outline of the commodity traceability information; and uploading the transaction number and the summary of the commodity traceability information to a public chain server.
In one embodiment, the computer program when executed by the processor further performs the steps of: the commodity tracing device sends a first request for uploading the commodity tracing information to the alliance link server, wherein the first request carries the device identification, the alliance link device certificate signature information and the device position; the commodity tracing device receives first verification passing information of the alliance link server; the alliance link server verifies the commodity tracing device according to the device identification, the alliance link device certificate signature information and the device position, and when the verification is passed, first verification passing information is sent; and/or the commodity tracing device sends a second request for uploading the commodity tracing information to the public link server, wherein the second request carries a device identifier, public link device certificate signature information and a device position; the commodity tracing device receives second verification passing information of the public link server; and the public link server verifies the commodity tracing equipment according to the equipment identifier, the alliance link equipment certificate signature information and the equipment position, and sends second verification passing information when the verification passes.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A commodity tracing method based on a block chain is characterized by comprising the following steps:
registering and registering equipment information of each commodity tracing equipment in a commodity operation process in a alliance link server or a public link server, wherein the equipment information comprises equipment identification, equipment category and equipment position;
obtaining commodity tracing information through the commodity tracing equipment;
when the commodity tracing information contains privacy information, uploading the commodity tracing information to a alliance link server;
when the commodity tracing information does not contain privacy information, uploading the commodity tracing information to a public link server;
the alliance link server is used for inquiring authorized equipment, the public link server is used for inquiring all equipment, and the alliance link server or the public link server checks the commodity tracing equipment according to the equipment identification, the equipment category and the equipment position before receiving the commodity tracing information.
2. The method of claim 1, further comprising:
receiving a transaction number generated by the alliance link server according to the commodity traceability information and the outline of the commodity traceability information;
and uploading the transaction number and the summary of the commodity traceability information to a public chain server.
3. The method according to claim 1, wherein the step of registering equipment information of each commodity tracing device in the commodity operation process in a alliance link server or a public link server, wherein the equipment information comprises equipment identification, equipment category and equipment position comprises the following steps:
sending first registration information to the alliance link server, wherein the first registration information comprises equipment identification, equipment category and equipment position;
receiving a alliance chain device certificate sent by the alliance chain server; wherein the federation chain server binds the device identification to the federation chain device certificate;
and/or
Sending second registration information to the public link server, wherein the second registration information comprises equipment identification, equipment category and equipment position;
receiving a public link equipment certificate sent by the public link server; wherein the public link server binds the device identification with the public link device certificate.
4. The method according to claim 3, further comprising, after the step of obtaining the product tracing information by the product tracing apparatus:
the commodity tracing device sends a first request for uploading the commodity tracing information to the alliance link server, wherein the first request carries the device identification, the alliance link device certificate signature information and the device position;
the commodity tracing device receives first verification passing information of the alliance link server; the alliance link server verifies the commodity tracing device according to the device identification, the alliance link device certificate signature information and the device position, and when the verification is passed, first verification passing information is sent; and/or
The commodity tracing device sends a second request for uploading the commodity tracing information to the public link server, wherein the second request carries a device identifier, public link device certificate signature information and a device position;
the commodity tracing device receives second verification passing information of the public link server; and the public link server verifies the commodity tracing equipment according to the equipment identifier, the alliance link equipment certificate signature information and the equipment position, and sends second verification passing information when the verification passes.
5. The method of claim 4, wherein the first request carries device location information; the alliance link server verifies the commodity tracing equipment according to the positioning information, the registered equipment type and equipment position, and sends first verification passing information when the verification passes; and/or
The second request carries equipment positioning information; and the public link server verifies the commodity tracing equipment according to the positioning information, the registered equipment type and the registered equipment position, and sends second verification passing information when the verification passes.
6. The method according to claim 3, wherein the step of uploading the product tracing information to a alliance link server when the product tracing information contains privacy information comprises:
when the commodity tracing information contains privacy information, uploading the commodity tracing information to a alliance link server after being signed by the alliance link device certificate;
when the commodity traceability information does not contain privacy information, the step of uploading the commodity traceability information to a public link server comprises the following steps:
and when the commodity tracing information does not contain privacy information, uploading the commodity tracing information to a public link server after being signed by a public link equipment certificate.
7. The method of claim 1, wherein the device category comprises a fixed device and a mobile device, and wherein the device location corresponding to the fixed device is a fixed location and the device location corresponding to the mobile device is a location within a fixed range.
8. A commodity traceability device based on a block chain is characterized in that the device comprises:
the system comprises a registration module, a registration module and a verification module, wherein the registration module is used for registering equipment information of each commodity tracing equipment in the commodity operation process in a alliance link server or a public link server, and the equipment information comprises equipment identification, equipment category and equipment position;
the traceability information acquisition module is used for acquiring commodity traceability information through the commodity traceability equipment;
the first uploading module is used for uploading the commodity tracing information to a alliance link server when the commodity tracing information contains privacy information;
the second uploading module is used for uploading the commodity traceability information to a public link server when the commodity traceability information does not contain privacy information;
the alliance link server is used for inquiring authorized equipment, the public link server is used for inquiring all equipment, and the alliance link server or the public link server checks the commodity tracing equipment according to the equipment identification, the equipment category and the equipment position before receiving the commodity tracing information.
9. A computer device comprising a memory and a processor, the memory storing a computer program, wherein the processor implements the steps of the method of any one of claims 1 to 7 when executing the computer program.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of any one of claims 1 to 7.
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