CN115033645A - Electric power data storage method and system based on block chain technology - Google Patents
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Abstract
The invention provides a block chain technology-based power data storage method and system. The method comprises the steps that a first storage request of a user is obtained, wherein the first storage request comprises first power data to be uploaded; triggering encryption of the first power data to generate first power encrypted data according to the first request, and triggering generation of first description information, access information and a first hash value; generating a second storage request, sending the second storage request to an endorsement node, and returning an endorsement result to the client by the endorsement node; the client sends the first power encryption data and the endorsement result to the sequencing node, and the sequencing node packages the first power encryption data into block data, updates the block data and broadcasts the block data to the submission node; the submitting node receives the updating block and stores the effective first power encryption data to the database. The traditional cloud storage method based on the block chain is adapted to electric power data storage, and data safety and performance are improved.
Description
Technical Field
The invention relates to the field of data storage, in particular to a power data storage method and system based on a block chain technology.
Background
As the economy develops, the data volume of power data appears to grow explosively. In the prior art, the data is stored on the network server, so that expensive additional equipment such as a host bus adapter and a disk array is required, and additional field and energy consumption are required. The block chain storage based on the prior art is suitable for poor safety and synchronization control of power data. Therefore, a scheme for improving data security and synchronization performance of storage and having better applicability and expandability in a cloud storage scenario is urgently needed.
Disclosure of Invention
In view of the above, an object of the embodiments of the present invention is to provide a storage scheme for improving data security and storage synchronization performance for power data.
The invention provides a power data storage method based on a block chain technology, which comprises the following steps:
s1, acquiring a first storage request of a user, wherein the first storage request comprises first power data to be uploaded; triggering encryption of the first power data to generate first power encrypted data according to the first request, and triggering generation of first description information, access information and a first hash value; the access information comprises a preset access rule, and the first hash value is used for acquiring the preset access rule;
s2, generating a second storage request according to the first description information, the access information and the first hash value, sending the second storage request to the endorsement node, and returning an endorsement result to the client by the endorsement node;
s3, determining whether the endorsement result meets an endorsement strategy, if so, sending the first electric power encrypted data and the endorsement result to a sequencing node by the client, packaging the first electric power encrypted data into block data by the sequencing node, updating the block data, and broadcasting the updated block data to a submission node;
s4, the commit node receives the update block and stores the valid first power encryption data in the database.
Further, triggering the first power data to be encrypted according to the first request to generate first power encrypted data, comprising:
s11, calculating a hash value of first power data, and performing symmetric encryption on the first power data based on a random number K to obtain first power encrypted data; meanwhile, encrypting the random number K to obtain second random number encrypted data;
and S12, transmitting the first power encryption data and the second random number encryption data to a cloud storage.
Further, the block data is stored in a chained mode on the node; performing random memory access of the block data according to a delay synchronization mechanism;
the sorting node packs the first power encryption data into block data, updates the block data, and broadcasts the updated block data to the submitting node, and the method further includes:
s01, receiving an update request, and obtaining a synchronization feature value R between current acknowledgement blocks according to the update request:
wherein, the
、
Representing a compensation parameter; b is the average bandwidth of the current node, and T represents the network delay between the current node and other connected nodes; l represents the packet loss rate, and A is the maximum value of the synchronization characteristic value; n is the request times of the current node in unit time;
and S02, determining the time period for requesting to update the storage again according to the synchronization characteristic value R and the maximum value A of the synchronization characteristic value.
Further, selecting a time interval t, and calculating a time period Ts for requesting to update the storage again;
and storing the block data to be updated into a cache, and deleting the corresponding cache for the updated block data.
Further, the first description information is used for describing attribute information of the first power data; the method comprises the steps of recording time information and sharable authority information of a power distribution network ID corresponding to power data;
generating a second storage request according to the first description information, the access information and the first hash value includes:
writing the first description information, the access information and the first hash value into a second storage request;
and the endorsement node verifies that the signature is the endorsement of the preset user and returns an endorsement result to the client.
A second aspect of the invention provides a power data storage system based on a block chain technique, the system comprising:
the first request module is used for acquiring a first storage request of a user, wherein the first storage request comprises first power data to be uploaded; triggering encryption of the first power data to generate first power encrypted data according to the first request, and triggering generation of first description information, access information and a first hash value; the access information comprises a preset access rule, and the first hash value is used for acquiring the preset access rule;
the second request module is used for generating a second storage request according to the first description information, the access information and the first hash value, sending the second storage request to the endorsement node, and returning an endorsement result to the client by the endorsement node;
the confirmation and transmission module is used for determining whether the endorsement result meets an endorsement strategy, if so, the client sends the first electric power encrypted data and the endorsement result to the sequencing node, and the sequencing node packs the first electric power encrypted data into block data, updates the block data and broadcasts the block data to the submission node;
and the storage module is used for submitting the update block received by the node and storing the effective first power encryption data to the database.
Further, the block data is stored in a chained mode on the node; performing random memory access of the block data according to a delay synchronization mechanism;
the confirmation and transmission module is further configured to:
receiving an update request, and acquiring a synchronization characteristic value R between current confirmation blocks according to the update request:
wherein, the
、
Representing a compensation parameter; b is the average bandwidth of the current node, and T represents the current node and the current nodeThe network delay between his connected nodes; l represents the packet loss rate, and A is the maximum value of the synchronization characteristic value; n is the request times of the current node in unit time;
and determining the time period for requesting to update the storage again according to the synchronization characteristic value R and the maximum value A of the synchronization characteristic value.
Further, the acknowledgement and transmission module is further configured to:
selecting a time interval t, and calculating a time period Ts for requesting to update the storage again;
and storing the block data to be updated into a cache, and deleting the corresponding cache for the updated block data.
A third aspect of the present invention provides a storage medium storing a computer program; the program is loaded and executed by a processor to implement the power data storage method steps based on the block chain technique as described above.
According to the scheme, a first storage request of a user is obtained, wherein the first storage request comprises first power data to be uploaded; triggering encryption of the first power data to generate first power encrypted data according to the first request, and triggering generation of first description information, access information and a first hash value; the access information comprises a preset access rule, and the first hash value is used for acquiring the preset access rule; generating a second storage request according to the first description information, the access information and the first hash value, sending the second storage request to an endorsement node, and returning an endorsement result to the client by the endorsement node; determining whether the endorsement result meets an endorsement strategy, if so, sending the first electric power encrypted data and the endorsement result to a sequencing node by the client, packaging the first electric power encrypted data into block data by the sequencing node, updating the block data and broadcasting the block data to a submission node; the submitting node receives the updating block and stores the effective first power encryption data to the database. The traditional cloud storage method based on the block chain is adapted to electric power data storage by improving, data safety and storage synchronization performance are improved, and the cloud storage method has better applicability and expandability in a cloud storage scene.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic flow chart illustrating a method for storing power data based on a block chain technique according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a power data storage system based on a block chain technology according to an embodiment of the disclosure.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the application. One skilled in the relevant art will recognize, however, that the embodiments of the present application can be practiced without one or more of the specific details, or with other methods, components, devices, steps, and so forth. In other instances, well-known methods, devices, implementations, or operations have not been shown or described in detail to avoid obscuring aspects of the application.
The block diagrams shown in the figures are functional entities only and do not necessarily correspond to physically separate entities. I.e. these functional entities may be implemented in the form of software, or in one or more hardware modules or integrated circuits, or in different networks and/or processor means and/or microcontroller means.
The flow charts shown in the drawings are merely illustrative and do not necessarily include all of the contents and operations/steps, nor do they necessarily have to be performed in the order described. For example, some operations/steps may be decomposed, and some operations/steps may be combined or partially combined, so that the actual execution sequence may be changed according to the actual situation.
The implementation details of the technical solution of the embodiment of the present application are set forth in detail below:
referring to fig. 1, fig. 1 is a schematic flow chart illustrating a method for storing electric power data based on a block chain technology according to an embodiment of the present invention. As shown in fig. 1, a method for storing power data based on a block chain technique according to an embodiment of the present invention includes:
s1, acquiring a first storage request of a user, wherein the first storage request comprises first power data to be uploaded; triggering encryption of the first power data to generate first power encrypted data according to the first request, and triggering generation of first description information, access information and a first hash value; the access information comprises a preset access rule, and the first hash value is used for acquiring the preset access rule;
s2, generating a second storage request according to the first description information, the access information and the first hash value, sending the second storage request to the endorsement node, and returning an endorsement result to the client by the endorsement node;
s3, determining whether the endorsement result meets an endorsement strategy, if so, sending the first electric power encrypted data and the endorsement result to a sequencing node by the client, packaging the first electric power encrypted data into block data by the sequencing node, updating the block data, and broadcasting the updated block data to a submission node;
s4, the commit node receives the update block and stores the valid first power encrypted data in the database.
Further, triggering the encryption of the first power data to generate first power encrypted data according to the first request, comprising:
s11, calculating a hash value of first power data, and performing symmetric encryption on the first power data based on a random number K to obtain first power encrypted data; meanwhile, encrypting the random number K to obtain second random number encrypted data;
and S12, transmitting the first power encryption data and the second random number encryption data to a cloud storage.
Further, the block data is stored in a chained mode on the node; performing random memory access of the block data according to a delay synchronization mechanism;
the sorting node packs the first power encryption data into block data, updates the block data, and broadcasts the updated block data to the submitting node, and the method further includes:
s01, receiving an update request, and obtaining a synchronization feature value R between current acknowledgement blocks according to the update request:
wherein, the
、
Representing a compensation parameter; b is the average bandwidth of the current node, and T represents the network delay between the current node and other connected nodes; l represents the packet loss rate, and A is the maximum value of the synchronization characteristic value; n is the request times of the current node in unit time;
and S02, determining the time period for requesting to update the storage again according to the synchronization characteristic value R and the maximum value A of the synchronization characteristic value.
Further, selecting a time interval t, and calculating a time period Ts for requesting to update the storage again;
and storing the block data to be updated into a cache, and deleting the corresponding cache for the updated block data.
Further, the first description information is used for describing attribute information of the first power data; the method comprises the steps of recording time information and sharable authority information of a power distribution network ID corresponding to power data;
the generating a second storage request according to the first description information, the access information and the first hash value includes:
writing the first description information, the access information and the first hash value into a second storage request;
and the endorsement node verifies that the signature is the endorsement of the preset user and returns an endorsement result to the client.
Referring to fig. 2, a second aspect of the present embodiment provides a power data storage system based on a block chain technique, the system including:
a first request module 10, configured to obtain a first storage request of a user, where the first storage request includes first power data to be uploaded; triggering encryption of the first power data to generate first power encrypted data according to the first request, and triggering generation of first description information, access information and a first hash value; the access information comprises a preset access rule, and the first hash value is used for acquiring the preset access rule;
the second request module 20 is configured to generate a second storage request according to the first description information, the access information, and the first hash value, send the second storage request to the endorsement node, and return an endorsement result to the client by the endorsement node;
the confirming and transmitting module 30 is used for determining whether the endorsement result meets an endorsement policy, if so, the client sends the first electric power encrypted data and the endorsement result to the sequencing node, and the sequencing node packs the first electric power encrypted data into block data, updates the block data and broadcasts the block data to the submitting node;
and the storage module 40 is used for submitting the update block received by the node and storing the valid first power encryption data to the database.
Further, the block data is stored in a chained mode on the node; performing random memory access of the block data according to a delay synchronization mechanism;
the acknowledgement and transmission module 30 is further configured to:
receiving an update request, and acquiring a synchronization characteristic value R between current confirmation blocks according to the update request:
wherein, the
、
Representing a compensation parameter; b is the average bandwidth of the current node, and T represents the network delay between the current node and other connected nodes; l represents the packet loss rate, and A is the maximum value of the synchronization characteristic value; n is the request times of the current node in unit time;
and determining the time period for requesting to update the storage again according to the synchronization characteristic value R and the maximum value A of the synchronization characteristic value.
Further, the acknowledgement and transmission module 30 is further configured to:
selecting a time interval t, and calculating a time period Ts for requesting to update the storage again;
and storing the block data to be updated into a cache, and deleting the corresponding cache for the updated block data.
In addition, this application embodiment also discloses an electronic device, electronic device includes: one or more processors, memory for storing one or more computer programs; wherein the computer program is configured to be executed by the one or more processors, the program comprising instructions for performing the power data storage method steps based on the blockchain technique as described above.
In addition, the embodiment of the application also provides a storage medium, and the storage medium stores a computer program; the program is loaded and executed by a processor to implement the power data storage method steps based on the blockchain technique as described above.
Those of ordinary skill in the art will appreciate that the elements and algorithm steps of the examples described in connection with the embodiments disclosed herein may be embodied in electronic hardware, computer software, or combinations of both, and that the components and steps of the examples have been described in a functional general in the foregoing description for the purpose of illustrating clearly the interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may also be an electric, mechanical or other form of connection.
The elements described as separate parts may or may not be physically separate, as one of ordinary skill in the art would appreciate that the elements and algorithm steps of the examples described in connection with the embodiments disclosed herein may be embodied in electronic hardware, computer software, or combinations of both, and that the components and steps of the examples have been described in a functional general sense in the foregoing description for clarity of explanation of the interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the technical solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention essentially or partially contributes to the prior art, or all or part of the technical solution can be embodied in the form of a software product stored in a storage medium and including instructions for causing a computer device (which may be a personal computer, a server, or a grid device) to execute 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 removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A power data storage method based on a block chain technology is characterized by comprising the following steps:
s1, acquiring a first storage request of a user, wherein the first storage request comprises first power data to be uploaded; triggering encryption of the first power data to generate first power encrypted data according to the first request, and triggering generation of first description information, access information and a first hash value; the access information comprises a preset access rule, and the first hash value is used for acquiring the preset access rule;
s2, generating a second storage request according to the first description information, the access information and the first hash value, sending the second storage request to the endorsement node, and returning an endorsement result to the client by the endorsement node;
s3, determining whether the endorsement result meets an endorsement strategy, if so, sending the first electric power encrypted data and the endorsement result to a sequencing node by the client, packaging the first electric power encrypted data into block data by the sequencing node, updating the block data, and broadcasting the updated block data to a submission node;
s4, the commit node receives the update block and stores the valid first power encryption data in the database.
2. The power data storage method based on the block chain technology according to claim 1, wherein the step of triggering encryption of the first power data according to the first request to generate first power encrypted data comprises:
s11, calculating a hash value of first power data, and performing symmetric encryption on the first power data based on a random number K to obtain first power encrypted data; meanwhile, encrypting the random number K to obtain second random number encrypted data;
and S12, transmitting the first power encryption data and the second random number encryption data to a cloud storage.
3. The method for storing power data based on block chain technology as claimed in claim 1 or 2, wherein the block data is stored in a chain on the node; performing random memory access of the block data according to a delay synchronization mechanism;
the sorting node packs the first power encryption data into block data, updates the block data, and broadcasts the updated block data to the submitting node, and the method further includes:
s01, receiving an update request, and obtaining a synchronization feature value R between current acknowledgement blocks according to the update request:
wherein, the
、
Representing a compensation parameter; b is the average bandwidth of the current node, and T represents the network delay between the current node and other connected nodes; l represents the packet loss rate, and A is the maximum value of the synchronization characteristic value; n is the request times of the current node in unit time;
and S02, determining the time period for requesting to update the storage again according to the synchronization characteristic value R and the maximum value A of the synchronization characteristic value.
4. The method according to claim 3, wherein a time interval t is selected, and a time period Ts for requesting a storage update again is calculated;
and storing the block data to be updated into a cache, and deleting the corresponding cache for the updated block data.
5. The block chain technology-based power data storage method according to claim 3, wherein the first description information is used to describe attribute information of the first power data; the method comprises the steps of recording time information and sharable authority information of a power distribution network ID corresponding to power data;
the generating a second storage request according to the first description information, the access information and the first hash value includes:
writing the first description information, the access information and the first hash value into a second storage request;
and the endorsement node verifies that the signature is the endorsement of the preset user and returns an endorsement result to the client.
6. A power data storage system based on block chain technology, the system comprising:
the system comprises a first request module, a first storage module and a second request module, wherein the first request module is used for acquiring a first storage request of a user, and the first storage request comprises first power data to be uploaded; triggering encryption of the first power data to generate first power encrypted data according to the first request, and triggering generation of first description information, access information and a first hash value; the access information comprises a preset access rule, and the first hash value is used for acquiring the preset access rule;
the second request module is used for generating a second storage request according to the first description information, the access information and the first hash value, sending the second storage request to the endorsement node, and returning an endorsement result to the client by the endorsement node;
the confirmation and transmission module is used for determining whether the endorsement result meets an endorsement strategy, if so, the client sends the first electric power encrypted data and the endorsement result to the sequencing node, and the sequencing node packs the first electric power encrypted data into block data, updates the block data and broadcasts the block data to the submission node;
and the storage module is used for submitting the update block received by the node and storing the effective first power encryption data to the database.
7. The electrical power data storage system based on block chaining technology of claim 6, wherein said block data is chained on nodes; performing random memory access of the block data according to a delay synchronization mechanism;
the confirmation and transmission module is further configured to:
receiving an update request, and acquiring a synchronization characteristic value R between current confirmation blocks according to the update request:
wherein, the
、
Representing a compensation parameter; b is the average bandwidth of the current node, and T represents the network delay between the current node and other connected nodes; l represents the packet loss rate, and A is the maximum value of the synchronization characteristic value; n is the request times of the current node in unit time;
and determining the time period for requesting to update the storage again according to the synchronization characteristic value R and the maximum value A of the synchronization characteristic value.
8. The electrical power data storage system based on block chain technology as claimed in claim 7, wherein the confirmation and transmission module is further configured to:
selecting a time interval t, and calculating a time period Ts for requesting to update the storage again;
and storing the block data to be updated into a cache, and deleting the corresponding cache for the updated block data.
9. A storage medium storing a computer program; wherein the program is loaded and executed by a processor to implement the power data storage method steps based on the blockchain technique according to claims 1-5.
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| CN109800598A (en) * | 2018-12-29 | 2019-05-24 | 中链科技有限公司 | Certificate administration method, apparatus, electronic equipment and storage medium based on block chain |
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