CN106372533A - Block chain technology-based content storage method - Google Patents
Block chain technology-based content storage method Download PDFInfo
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- CN106372533A CN106372533A CN201610823156.9A CN201610823156A CN106372533A CN 106372533 A CN106372533 A CN 106372533A CN 201610823156 A CN201610823156 A CN 201610823156A CN 106372533 A CN106372533 A CN 106372533A
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- block chain
- chain network
- privately owned
- owned block
- data
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
- G06F21/6227—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database where protection concerns the structure of data, e.g. records, types, queries
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/062—Securing storage systems
- G06F3/0623—Securing storage systems in relation to content
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0629—Configuration or reconfiguration of storage systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/067—Distributed or networked storage systems, e.g. storage area networks [SAN], network attached storage [NAS]
Abstract
The invention relates to a block chain technology-based content storage method. The block chain technology-based content storage method comprises the following steps: establishing a private block chain network; driving contents into a plurality of data blocks, and respectively storing the data blocks on corresponding nodes of the private block chain network; calculating the data block stored on each node to form at least one characteristic; anchoring the at least one characteristic to a public block chain network. The storage method can be implemented with low cost; the security and the reliability of the contents or the data can also be further improved.
Description
Technical field
The present invention relates to technical field of data storage.
Background technology
In prior art, carry out content storage with checking it will usually to realize using database technology.No matter however, being
Traditional relevant database or non-relational database, or it is existing distributed data base, all there is very big office
Sex-limited.
First, data base is centralization, even distributed data base there is also the problem of " centralization ", this results in
Once center is broken, then all contents being stored in data base will be no longer safe, even can not in many cases
Recover again.
Secondly, the storage mode of data base makes content alteration extremely easy, as long as having the administration authority of data base, just
Storage content can be distorted, or even can accomplish not to be found.
Again, the maintenance of data base is to be carried out by the database maintenance personnel of a group specialty.It is attached in practical application,
The guardian of data base must also be very familiar to business, and this falls risk with the attendant of minority in fact.
Finally, the calamity of data base is for problem, an enterprise in order to ensure high safety, the high availability of oneself data, often
Multiple strange land center can be set up, using database synchronization backup by the way of synchronize in real time and, this will greatly increase
O＆M cost.
Therefore, those skilled in the art expect to obtain content storage side more safe and reliable and that cost of implementation is low always
Formula.
On the other hand, block chain is a kind of account book data storage method, is to be present in point-to-point net with multiple copies form
The ledger database only adding on network.It has collective's maintenance, decentration, trusts common recognition mechanism, data and can not distort
Etc. characteristic.
In terms of data storage, block chain employs chain type account book structure, compares traditional two-dimensional data database table structure, and it will
A number of data record is packaged into data block, then will be linked so as to data base's between data block by summary info
Change can be screened rapidly by mathematical algorithm, can effectively prevent from data message is distorted.In network level, block chain adopts
P2p networking mode, different according to class of business, have five to arrive the thousands of service traffics datas that can independently undertake not waited and store
Service node, compare traditional calamity for the most ripe two places three center framework in network structure, have more nodes to participate in core
In the preservation of the establishment of network and account book data, improve availability and the reliability of system.
Additionally, block chain adopts hash algorithm and all kinds of symmetrical, rivest, shamir, adelman, identity pipe can be carried out to node
Reason and access control it is ensured that book keeping operation behavior data content undeniable characteristic, the confidentiality to accounts information, accounting data
Protected.
Content of the invention
It is an object of the invention to provide low interior of a kind of combination block chain technology, more safe and reliable and cost of implementation
Hold storage mode.
For achieving the above object, the present invention provides a kind of technical scheme as follows:
A kind of content storage method based on block chain technology, comprise the steps: a), set up a privately owned block chain network；b)、
Divide the content into multiple data blocks, be stored respectively in the respective nodes of privately owned block chain network；C), store on each node
Data block calculated, to form at least one feature；D), at least one feature is anchored in publicly-owned block chain network.
Preferably, step a) includes: the amount according to customer service scale and/or content is determining privately owned block chain network
Number of nodes.
Preferably, step a) also comprises determining which node in privately owned block chain network needs to be known together；Using work
Work amount proves common recognition algorithm to set up and/or to optimize privately owned block chain network.
Preferably, step d) specifically includes: periodically anchors at least one feature in publicly-owned block chain network.
Preferably, it also includes step e): by the data block of storage on each node of privately owned block chain network and publicly-owned area
In block chain network, the individual features of institute's grappling combine, and respectively each data block are verified.
Preferably, it also includes step f): on each node based on privately owned block chain network, the data block of storage is led to respectively
After crossing checking, increase node to privately owned block chain network.
Content storage method provided by the present invention, due to being realized based on block chain technology, is based on compared to existing
The data storage method of data base, it can introduce decentration, trust common recognition mechanism, data and the characteristic such as can not distort, thus
Make data or content more safe and reliable.Additionally, by with reference to privately owned block chain network, publicly-owned block chain network, this storage
Method can be implemented with low cost；By this combination, data or content are verified in it is also possible to be lifted further
The safety of perhaps data.
Brief description
Fig. 1 illustrates according to an embodiment of the invention, content storage method based on block chain technology flow chart.
Fig. 2 illustrates according to another embodiment of the present invention, content storage method based on block chain technology flow chart.
Specific embodiment
As shown in figure 1, first embodiment of the invention provides a kind of content storage method based on block chain technology, it includes
Following steps are rapid:
Step s10, set up a privately owned block chain network.
Specifically, it is possible, firstly, to privately owned block is determined according to the amount of customer service scale and/or the content needing storage
The scale of chain network or its number of nodes.
Under preferable case, in this step, also determine which node in privately owned block chain network needs to be known together；With
And, to be set up using proof of work (pow) common recognition algorithm and/or to optimize privately owned block chain network.
It is appreciated that in order to allow these nodes to reach an agreement, needing design node common recognition algorithm, in order to select book keeping operation
(storage) node and the legitimacy to each data block and effectiveness are reached an agreement.User can be derived from according to its service logic
Definition common recognition algorithm, node number optimum control is at 5-8.
Further, it is also possible to being revised according to different block chain technology or optimizing the quantity of node.
Step s11, divide the content into multiple data blocks, be stored respectively in the respective nodes of privately owned block chain network.
Specifically, after being stored in respective nodes, the mutual chain of summary info can between this multiple data block, be passed through
Connect, this multiple data block, together with the linking relationship between them, collectively constitute the content needing storage, so as to content
Any change will be screened rapidly.
Step s12, the data block to storage on each node calculate, to form at least one feature.
In this step, certain algorithm can be pressed (as Merkel's tree Hash to each data block in privately owned block chain network
Algorithm) calculated, draw one or stack features, such as cryptographic Hash or other data statistical characteristics.Feature can be with number
Correspond according to block, thus this feature can reflect the characteristic of corresponding data block；Or it is also possible to it is based on multiple data blocks
Form single feature, so that this feature can characterize the characteristic of institute's storage content.
Step s13, above-mentioned at least one feature is anchored in publicly-owned block chain network.
Specifically, (for example, one or more features calculated in step s12 can be anchored to publicly-owned block chain
Bit coin publicly-owned block chain, ether mill publicly-owned block chain etc.) on network, such that it is able to the fairness using publicly-owned block chain network
To verify legitimacy and the effectiveness of each data block in privately owned block chain network.
Under preferable case, can by certain frequency, periodically each feature is anchored in publicly-owned block chain network, with profit
Renewal and safety in data or content.
For example, certain bill operation carries out storage and the checking of bill, then bill operation system can according to bill amount Lai
Set the mechanism of grappling, such as set every 100,000 bills and carry out once public chain grappling.One can be arranged so in operation system
Individual timed task, when bill quantity increases to 100,000, this 100,000 data is packed and is stored privately owned area
In block chain network, Merkel tree is carried out according to the cryptographic Hash of each record simultaneously and calculate, finally calculate a root value (silent
The root of Ke Er tree), and this root value is sent in publicly-owned block chain network is recorded.
This content storage method is based on block chain technology and realizes, compared to the existing data storage side based on data base
Formula, it enables to data or content is more safe and reliable.Additionally, just because of make use of block chain technology, it does not need to set
Put large database and storage, inquiry and the checking of data can be conveniently realized, thus implementing and maintenance cost is low, beneficial to being expert at
Popularization and application in the industry.
As shown in Fig. 2 second embodiment of the invention provides another kind of content storage method based on block chain technology, its energy
Enough improve on the basis of above-mentioned first embodiment and obtain.
Specifically, comprising: step s10, setting up a privately owned block chain network；Step s11, divide the content into many numbers
According to block, it is stored respectively in the respective nodes of privately owned block chain network；Step s12, the data block to storage on each node are carried out
Calculate, to form at least one feature；And step s13, anchor to above-mentioned at least one feature in publicly-owned block chain network.
From unlike above-mentioned first embodiment, it also includes step s14: will deposit on each node of privately owned block chain network
The data block of storage is combined with the individual features of institute's grappling in publicly-owned block chain network, respectively each data block is verified.This
Plant checking to carry out it is also possible to periodically carry out according to the instruction of user.
It can be ensured that the high availability of institute's storage content and high reliability after above-mentioned checking.
As the preferred implementation of this second embodiment, after step s14, following steps can also be carried out: be based on
On each node of privately owned block chain network, the data block of storage, respectively after above-mentioned checking, increases to this privately owned block chain network
Node.Increasedd new node can be used in storing new data block, thus realizing renewal or the expansion of content.
Compared with above-mentioned first embodiment, this second embodiment is beneficial on each node for privately owned block chain network further
The data block of storage provides public credibility, can also increase renewal or the expansion of believable new node storage content to realize further
Fill.
It is appreciated that when combining with specific application scenarios, can define and realize multiple application programming interfaces
(api).
Api is the bridge between subscriber service system and privately owned block chain, is also privately owned block chain and publicly-owned block simultaneously
Bridge between chain.Calling by api, the developer of operation system can be come using block chain technology speed and conveniencely
Realize storage, retrieval and the checking of content, and need not go again to learn block chain technology itself.In order to be suitable for most of content storages
With the scene of checking, six class api interfaces can be proposed.
1), content storage api.The content needing storage can be promptly saved in by operation system by calling this interface
In privately owned block chain network.
2), content search api.Operation system by call this interface can quick-searching to being stored in privately owned block link network
Content in network.
3), public chain grappling parameter setting api.As described above, the function of increased public chain grappling is to ensure that privately owned area
The fairness of block chain network.The parameter setting of public chain grappling is called by operation system, for example, operation system according to business rule and
Demand can arrange the frequency of grappling public affairs chain, such as every 100 content grapplings once or every 72 hour grapplings once it is also possible to
Indicate to carry out according to user.Suitable grappling parameter is set so that the cost using public chain both can have been saved, ensure that again
The safety of content.
4), public chain grappling parameter query api.Corresponding to the setting of public chain grappling parameter, operation system can be inquired about at any time
The public chain grappling parameter arranging.With the change of business function or demand, the grappling parameter once arranging may be done
Revise, be now accomplished by, after this interface is come query argument, recalling parameter setting api to modify.
5), public chain grappling result queries api.Operation system after setting public chain grappling parameter, privately owned block chain meeting
According to rule and set algorithm when meeting condition termly to public chain anchor content, operation system can be joined according to grappling
Number configuration querying is in certain time period to the result of public chain grappling.
6), public chain grappling result verification api.When needing to increase new node in privately owned block chain network, for
Security consideration, the node newly increasing has to verify the fairness of entirely privately owned block chain network, in case by entirely privately owned block
Chain is cheated.Specifically, newly increase node then to connect by this with some contents in random synchronism privately owned block chain network
Mouth, to get the cryptographic Hash anchoring to publicly-owned block chain, then passes through the grappling rule of setting and algorithm can verify cryptographic Hash
Correctness.
Described above is only in the preferred embodiments of the present invention, and does not lie in and limit the scope of the invention.Ability
Field technique personnel can make various modifications design, the thought without deviating from the present invention and subsidiary claim.
Claims (7)
1. a kind of content storage method based on block chain technology, comprises the steps:
A), set up a privately owned block chain network；
B), divide the content into multiple data blocks, be stored respectively in the respective nodes of described privately owned block chain network；
C), the described data block of storage on each described node is calculated, to form at least one feature；
D), described at least one feature is anchored in publicly-owned block chain network.
2. method according to claim 1 is it is characterised in that described step a) includes:
Amount according to customer service scale and/or described content is determining the number of nodes of described privately owned block chain network.
3. method according to claim 2 is it is characterised in that described step a) also includes:
Determine which node in described privately owned block chain network needs to be known together；
To be set up using proof of work common recognition algorithm and/or to optimize described privately owned block chain network.
4. method according to claim 1 is it is characterised in that described be characterized as cryptographic Hash.
5. method according to claim 1 is it is characterised in that described step d) specifically includes:
Periodically described at least one feature is anchored in described publicly-owned block chain network.
6. method according to any one of claim 1 to 5 is it is characterised in that it also includes step e):
By in the described data block of storage and described publicly-owned block chain network on each described node of described privately owned block chain network
The individual features of institute's grappling combine, and respectively each described data block are verified.
7. method according to claim 6 is it is characterised in that it also includes step f):
After on each described node based on described privately owned block chain network, the described data block of storage is passed through to verify respectively, to described
Privately owned block chain network increases node.
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