CN108509809A - A kind of block chain data managing method in the virtual plot based on plane coordinate system - Google Patents
A kind of block chain data managing method in the virtual plot based on plane coordinate system Download PDFInfo
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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
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
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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
- G06F21/602—Providing cryptographic facilities or services
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
- G06Q40/04—Trading; Exchange, e.g. stocks, commodities, derivatives or currency exchange
Abstract
The block chain data managing method that the block chain data managing method in the invention discloses a kind of virtual plot based on plane coordinate system includes the division to virtual plot and is traded to this virtual plot.The invention by based on plane coordinate system virtual Parcel division and block chain data management, the characteristics of allowing the transaction data management in its virtual plot to eliminate " centralization ", it allows all nodes to be owned by effective accurate data and reaches common recognition, even central server is by attack, equal crushing blows are distorted, can also give transaction data for change rapidly.And it greatly reduces the various Data Concurrents caused by each node Connection Service device and increases problem.
Description
Technical field
A kind of the present invention relates to digital virtual table management method.
Background technology
In the structural framing of mobile phone games and application program is built, central server accounts for critically important position, not only locates
The a large amount of related data played and apply must also be stored by managing a large amount of operation, once but if official's server is attacked
It hits, cracks, official's data are tampered, and entire game and application network will be given to bring destructive strike.
Invention content
The block chain data managing method in the object of the present invention is to provide a kind of virtual plot based on plane coordinate system.
To achieve the goals above, using following technical scheme：
A kind of block chain data managing method in the virtual plot based on plane coordinate system, it is characterised in that：The method
Include that a plane coordinate system is regarded as in wide true ground, is fastened in the plane coordinates according to required area and establish square
Shape virtual terrain；Point max_X, min_X are taken in plane coordinate system x-axis first, takes point max_X, min_Y on the y axis；And meet
max_X>0,max_Y>0,max_X<0,min_Y<0；It is a length of to form adjacent edge by max_X=│ min_X │, max_Y=│ min_Y │
The rectangle of max_X+ │ min_X │, max_Y+ │ min_Y │ so that all the points of virtual terrain are respectively positioned on by point (max_X, max_
Y), in the rectangle that point (min_X, max_Y), point (min_X, min_Y) and point (max_X, min_Y) are surrounded；Then according to flat
The x-axis of areal coordinate system, y-axis direction by the virtual terrain cutting be divided into multiple small virtual plot, after cutting it is small virtually
The quantity of block is related to divided rank level, and it is affiliated small then to navigate to this according to the arbitrary coordinate point (x, y) in virtual terrain
The method of the block coordinates (tileX, tileY) in virtual plot, step are：
Obtain the abscissa tileX in the plot in small virtual plot：
Wherein x：Plane abscissa point in virtual terrain；level：Divided rank；
Obtain the ordinate tileY in the plot in small virtual plot：
Wherein y：Plane ordinate point in virtual terrain；level：Divided rank.
Based on tileX, tileY, Custom Number is carried out to it, becomes the small void of a rectangle in virtual terrain
Quasi- plot.A point coordinates (x, y) is arbitrarily taken on virtual terrain, can find its coordinate points place void by dividing formula
The number of quasi- earth's surface；
Based on tileX, tileY, Custom Number is carried out to it, becomes the small void of a rectangle in virtual terrain
Quasi- plot, and store it in " virtual title deed for land ".User can be by mutual virtual title deed for land address to being held small void
Quasi- plot carries out point-to-point transmission, storage and record (hereinafter referred to as merchandising).Process of exchange all in one period is pressed
It is arranged according to time shaft, a block is become after formatting, and meet：1, formatted transaction includes at least " input value "
" output valve " two fields, the source for recording small virtual soil and whereabouts.2, each transaction, it is necessary to have the ability to trace back to
When 3. each of all information transaction of this transaction and a wherein involved upper transaction that transaction initiator initiates occurs
This transaction will be stored as that state " is confirmed "；Block (original) belonging to transaction will be stored as by nodes records
" effective " state；When the transaction regards " input value " by other transaction, this transaction will be stored as engineering noise state；When
Block belonging to the transaction disconnect or be dropped on block chain when, which will be re-flagged as " not determining " shape
State；4. the block (original) can only be small between node and node by one of nodes records belonging to formatted transaction
The transaction transmission in virtual plot and encrypted communication are encrypted it by modes such as hash function (Hash) and symmetric cryptographies, and
Block (copy) is transferred to each user node by way of point-to-point transmission, each node is by decrypting and knowing together
Algorithm it is verified and is recorded.Allow all blocks by verification countershaft arrangement form block chain on time.It is saved by increasing
The difficulty of block record power is won between point and assert specification, area caused by avoiding as far as possible because while recording block in accordance with main chain
Block chain bifurcated.
The invention by based on plane coordinate system virtual Parcel division and block chain data management, allow its virtual plot
Transaction data management the characteristics of eliminating " centralization ", allow all nodes to be owned by effective accurate data and reach common recognition,
Even central server distorts equal crushing blows, can also give transaction data for change rapidly by attack.And greatly reduce
Various Data Concurrents caused by each node Connection Service device increase problem.
Figure of description
Fig. 1 coordinate system ratios are to split just and effectively；
Fig. 2 dividing modes；
Fig. 3 dividing modes (square)；
Fig. 4 dividing modes (rectangle)；
Fig. 5 blocks are " unconfirmed " to by nodes records process；
Fig. 6 new blocks are by the change procedure of stateful transaction when nodes records
The ciphering process of point-to-point transaction between Fig. 7 nodes and node；
Relationship in Fig. 8 block chains between block and block；
Fig. 9：Prevent the measure of block chain bifurcated.
Specific implementation mode
The present invention is described further in the following with reference to the drawings and specific embodiments.
Virtual terrain：The rectangular virtual earth's surface obtained in plane coordinate system as desired.
Small virtual plot：One plane is unlimited point composition.It needs " to close unlimited point in game and application
And " it is blocking be managed, referred to herein as block be small virtual plot.Each small virtual plot is will virtually in plane coordinate system
Table is effectively divided, the set of unlimited one by one point coordinates of generation, then using small virtual plot Custom Number as pipe
The unique mark of reason.
Small virtual plot block chain management:With by the process of exchange block chain between small virtual plot, in disengaging it from
The influence of central server reaches transaction common recognition as far as possible.
Small virtually block number：The Custom Number that progress uniqueness is required for for the ease of management in virtual plot.
Virtual title deed for land：Record the software carrier for possessing " small virtual plot ".
Node：User terminal.
One, virtual terrain divides：
1, the method includes taking point max_X, min_X in plane coordinate system x-axis, point max_X, min_ are taken on the y axis
Y；And meet max_X>0,max_Y>0, max_X=│ min_X │, max_Y=│ min_Y │, become a length of max_X of adjacent edge
The rectangle of+│ min_X │, max_Y+ │ min_Y │；It is square as max_X=max_Y, is rectangular as max_X ≠ max_Y
Shape.At this point, all the points of virtual terrain be respectively positioned on by point (max_X, max_Y), (min_X, max_Y) (min_X, min_Y) and
In the rectangle that (max_X, min_Y) is surrounded；.
2, Formula Parsing：
1. transverse and longitudinal coordinate system ratio：
Max_X, max_Y, min_X, min_Y are taken in plane coordinate system；And meet max_X>0,max_Y>0, max_X=
│ min_X │, max_Y=│ min_Y │, the rectangle for becoming a length of max_X+ │ min_X │, max_Y=│ the min_Y │ of adjacent edge are empty
Quasi- earth's surface；It is (x, y) to take arbitrary coordinate in virtual terrain, is usedAbscissa system proportional is obtained, is usedIt obtains
Obtain ordinate system proportional.But since it is considered that the x in (x, y), y value all may be negative value, and consider transverse and longitudinal coordinate system ratio
Value a, a ' they must be a positive values, so withMode ensure that a, a ' values are necessary for just
Value is simultaneously effectively split.As shown in Figure 1.
2. dividing mode：
Level=1 indicates that 2 will be divided into rectangular virtual earth's surface by the direction of reference axis1A decile plot, level
=2 indicate that 2 will be divided into rectangular virtual earth's surface by the direction of reference axis2A decile plot, and so on, level=n tables
2 will be divided by the direction of reference axis in rectangular virtual earth's surface by showinglevelA decile plot, n are natural number, because dividing every time
All it is on x, y-axis direction while to divide, so what is marked off is small virtually block-shaped identical as virtual terrain.Such as Fig. 2 institutes
Show.
3. result rounding：
Because small virtual plot the transverse and longitudinal coordinate tileX, tileY that calculate may carry decimal, in order to become cross
Ordinate set carries out downward rounding operation to reach operation and management needs, to this operation result.
Final formula：
Obtain the abscissa tileX in the plot in small virtual plot：
x：Plane abscissa point in virtual terrain
max_X：The abscissa value of selection；
level：Divided rank
3, plot block ordinate tileY is obtained
Similarly, according to the mode for obtaining tileX, tileY is obtained
y：Plane ordinate point in virtual terrain
max_Y：The ordinate value of selection；
level：Divided rank
So far, the coordinate set for obtaining small virtual plot is (tileX, tileY), and Custom Number is carried out to it.Make it
A point coordinates (x, y) is arbitrarily taken on virtual terrain, can find its coordinate points place virtual terrain by dividing formula
Its unique number；
By algorithm above, according to x, the value of y can obtain a series of (tileX, tileY), small according to these
Virtual plot coordinate set, can allow every value of (x, y) to be divided into each small virtual plot.What air line distance was closed on relatively
(x, y) coordinate value will be divided on the small virtual plot of same, and (x, y) coordinate value of air line distance relatively far away from will
It is divided on different small virtual plot.
Example 1：Square virtual terrain：
Self-defined hypothesis：Max_X=max_Y=180；Assuming that divided rank：Level=17；
It is (106.508084,29.536231) to take coordinate A (x, y) in virtual terrain；By formula obtain (tileX,
TileY) it is (104314,76289)；It is its Custom Number according to result：YC001
The opposite coordinate B (x, y) closed on of cut-off linear distance is (106.508382,29.535712), is obtained by formula
(tileX, tileY) is (104314,76289)；It can be obtained according to result, 2 points of (tileX, tileY) is identical, therefore
Judge that A, B points have been divided into the same small virtual plot.
The coordinate C (x, y) of cut-off linear distance relatively far away from is (106.511142,29.53815), is obtained by formula
(tileX, tileY) is (104315,76290)
According to result judgement A, C points have been divided into different small virtual plot, as shown in Figure 3.
Example 2：Rectangle virtual terrain：
Self-defined hypothesis：Max_X=180；Max_Y=100；
Assuming that divided rank：Level=17.
It is (106.508084,29.536231) to take coordinate D (x, y) in virtual terrain；
It is (104314,84892) that we obtain (tileX, tileY) by formula；It is its Custom Number according to result：
YC002
The opposite coordinate F (x, y) closed on of cut-off linear distance is (106.508382,29.535712), is obtained by formula
(tileX, tileY) is (104314,84892)；According to result judgement D, F points have been divided into the same small virtual plot.
The coordinate G (x, y) of cut-off linear distance relatively far away from is (106.511142,29.53815), is obtained by formula
(tileX, tileY) is (104315,84894)；According to result judgement D, G points have been divided into different small virtual plot, such as Fig. 4 institutes
Show.
Three, the block chain way to manage in small virtual plot：
1. being based on tileX, tileY, Custom Number is carried out to it, it is small to become a rectangle in virtual terrain
Virtual plot, and store it in " virtual title deed for land ".User can be small to what is held by mutual virtual title deed for land address
Virtual plot carries out point-to-point transmission, storage and record (hereinafter referred to as merchandising).
Example 1：
Multiple small virtual plot are marked off by virtual terrain and are numbered；One is designed in game and application " virtually
Contract ", each virtual title deed for land have unique virtual address, and the basic function of the virtual title deed for land includes but not only limits and point-to-point biography
Transmission function, unified time s function, data storage function etc.；" virtual title deed for land " will be somebody's turn to do and be distributed to all users.Assuming that user
A, in B, C, D, A holds ground block number and is：TC101, TC102, TC103, TC104, TC105, totally 5 pieces small virtual plot is (following
The affiliated small virtual plot with ground block number acute pyogenic infection of finger tip), and it is as follows in the transaction in January, 2017：
First：On January 1st, 2017,13 points of 43 seconds 25 minutes A were to B point-to-point transmission TC101 and TC102；
Article 2：On January 2nd, 2017,13 points of 33 seconds 25 minutes A were to C point-to-point transmission TC103；
Article 3：On January 3rd, 2017,11 points of 33 seconds 25 minutes A were to D point-to-point transmission TC104；
Article 4：On January 3rd, 2017,11 points of 33 seconds 25 minutes B were to C point-to-point transmission TC101；
Article 5：On January 6th, 2017,12 points of 27 seconds 03 minute A were to C point-to-point transmission TC105；
Article 6：On January 6th, 2017,14 points of 28 seconds 03 minute B were to D point-to-point transmission TC102
Article 7：On January 7th, 2017,08 point of 28 seconds 09 minute D was to B point-to-point transmission TC102
Article 8：On January 8th, 2017,01 point of 31 seconds 07 minute D was to C point-to-point transmission TC104
Article 9：On January 8th, 2017,02 point of 23 seconds 08 minute C was to A point-to-point transmission TC104
Article 10：On January 9th, 2017,10 points of 22 seconds 07 minute B were to A point-to-point transmission TC102
Assuming that the period that a block was weighed and recorded to one of node acquisition block record is 5 days primary, initial block
Generated time be January 1 00 point 00 second 00 minute (block 1) in 2017, when second piece of 00 minute and 00 second 00 point of on January 6th, 2017
Block (block 2) will be generated, and so be analogized, and transaction can also belong in the corresponding block of time shaft respectively.
2. process of exchange all in a period is arranged according to time shaft, an area is become after formatting
Block, and meet：1, formatted transaction includes at least " input value " " output valve " two fields, is respectively used to record small virtual
The source in soil and whereabouts.2, each transaction, it is necessary to have the ability to trace back to this transaction and wherein of transaction initiator's initiation
This transaction will be stored as that shape " is confirmed " when 3. each of all information transaction of an involved upper transaction occurs
State；This transaction will be stored as " effective " state when the affiliated block of transaction is by nodes records；When the transaction quilt
This transaction will be marked as engineering noise state when other transaction are as " input value "；Block belonging to the transaction is in block
Disconnect or be dropped on chain when, which will be re-flagged as " not determining " state；4. formatted transaction area
Block (original) can only be by one of nodes records, the transaction transmission in the small virtual plot between node and node and encrypted communication
It is encrypted by modes such as hash function (Hash) and symmetric cryptographies, and by block by way of point-to-point transmission
(copy) is transferred to each user node, each node is verified and recorded to it by the algorithm decrypted and known together.
Example 2：The All Activity for belonging to the block is formatted and countershaft sequence on time is as follows：
First block：
The transaction of party A-subscriber：
| Input value | Ground block number | Time | Output valve |
| A to A | TC101 | 25 minutes and 43 seconds 13 points of on January 1st, 2017 | A to B |
| A to A | TC102 | 25 minutes and 43 seconds 13 points of on January 1st, 2017 | A to B |
| A to A | TC103 | 25 minutes and 33 seconds 13 points of on January 2nd, 2017 | A to C |
| A to A | TC104 | 25 minutes and 33 seconds 11 points of on January 3rd, 2017 | A to D |
| A to A | TC105 | - | - |
The transaction of party B-subscriber：
| Input value | Ground block number | Time | Output valve |
| A to B | TC101 | 25 minutes and 33 seconds 11 points of on January 3rd, 2017 | B to C |
| A to B | TC102 | - | - |
The transaction of C user：
| Input value | Ground block number | Time | Output valve |
| A to C | TC103 | - | - |
| B to C | TC101 | - | - |
The transaction of D user：
| Input value | Ground block number | Time | Output valve |
| A to D | TC104 | - | - |
Second block：
The transaction of party A-subscriber：
| Input value | Ground block number | Time | Output valve |
| A to A | TC105 | 03 minute and 27 seconds 12 points of on January 6th, 2017 | A to C |
| C to A | TC104 | - | - |
| B to A | TC102 | - | - |
The transaction of party B-subscriber：
| Input value | Ground block number | Time | Output valve |
| A to B | TC102 | 03 minute and 27 seconds 12 points of on January 6th, 2017 | B to D |
| D to B | TC102 | 07 minute and 22 seconds 10 points of on January 9th, 2017 | B to A |
The transaction of D user：
| Input value | Ground block number | Time | Output valve |
| B to D | TC102 | 09 minute and 28 seconds 08 point of on January 7th, 2017 | D to B |
| A to D | TC104 | 07 minute and 31 seconds 01 point of on January 8th, 2017 | D to C |
The transaction of C user：
| Input value | Ground block number | Time | Output valve |
| D to C | TC104 | 08 minute and 23 seconds 02 point of on January 8th, 2017 | C to A |
| A to C | TC105 | - | - |
| A to C | TC103 | - | - |
| B to C | TC101 | - | - |
The small virtual plot of flow and " virtual title deed for land " that block chain generates is shown：
1. when any one transaction occurs, this transaction will be labeled as " unconfirmed ", and work as next area
After block generates, all the elements of a upper block will be recorded at random by one of user node and be sent out by point-to-point mode
Give other all nodes.For block once being recorded, the All Activity of the inside can all be labeled as " effective " state；If these " have
The transaction of effect " is used as " input value " of other transaction, then, the transaction of this " effective " can be marked as " nothing quickly
Effect ".Because of a variety of causes, block is disconnected from chain, is abandoned, and the transaction of " effective " is once marked as in this block all can be by
Re-flag for " unconfirmed " state and wait for reaffirm.(Fig. 5)
1. the small virtual plot assets remaining sum that real-time update was shown on " virtual title deed for land " possessed, which is acquisition, " input
The result of value " and nothing " output valve " transaction data.(Fig. 6)
2. formatted transaction block (original) can only be small between node and node by one of nodes records
The transaction transmission in virtual plot and encrypted communication are encrypted it by modes such as hash function (Hash) and symmetric cryptographies,
(Fig. 7) ensures it：
1) this transaction received is not distorted by other people in transmission process；
2) this transaction received is strictly to be created by the people for initiating transaction；
3) ID of block is generated while block is recorded, the ID encryptions of block equally include it but are not limited in transaction
Appearance and time shaft content, and new block ID is thus generated, generate chain structure；(Fig. 8)
4) ensure that " input value " of its transaction is " effective "；
3. and block (copy) is transferred to each user node by way of point-to-point transmission, each node is logical
It crosses encrypting and decrypting and common recognition algorithm is verified and recorded.
4. algorithm of knowing together:Specific diversity, the safety for improving the chain.
3, all blocks by verification countershaft arrangement form block chain on time is allowed.It increases each node and obtains block record
The difficulty of power assert specification, block chain bifurcated caused by avoiding as far as possible because while recording block by main chain.
If node encounters while recording the rule of block：
The branch for possessing most blocks will be really recognized " effective ", and shorter branch will be directly considered as
" unconfirmed " and waiting are verified again.
Example 3：
Assuming that because block can be by being periodically continuously generated, but the time of each nodes records block (original) is not true
Fixed, so when being recorded on main chain, the block of record may have the branch after multiple records, so encounter node while obtaining
When block right must be recorded, it will really be recognized to possess the branch of most blocks and the block transaction content by regulation
" effective's ", shorter branch and the block transaction content will be directly considered as " unconfirmed " and waited for be verified again.For
Prevent block chain bifurcated.(Fig. 9)
Claims (1)
1. a kind of block chain data managing method in the virtual plot based on plane coordinate system, it is characterised in that：
Divide virtual plot：
A plane coordinate system is regarded as in wide true ground, is fastened in the plane coordinates according to required area and establishes square
Shape virtual terrain；Point max_X, min_X are taken in plane coordinate system x-axis first, takes point max_X, min_Y on the y axis；And meet
max_X>0,max_Y>0,max_X<0,min_Y<0；It is a length of to form adjacent edge by max_X=│ min_X │, max_Y=│ min_Y │
The rectangle of max_X+ │ min_X │, max_Y+ │ min_Y │ so that all the points of virtual terrain are respectively positioned on by point (max_X, max_
Y), in the rectangle that point (min_X, max_Y), point (min_X, min_Y) and point (max_X, min_Y) are surrounded；Then according to flat
The x-axis of areal coordinate system, y-axis direction by the virtual terrain cutting be divided into multiple small virtual plot, after cutting it is small virtually
The quantity of block is related to divided rank level, and it is affiliated small then to navigate to this according to the arbitrary coordinate point (x, y) in virtual terrain
The method of the block coordinates (tileX, tileY) in virtual plot, step are：
Obtain the abscissa tileX in the plot in small virtual plot：
Wherein x：Plane abscissa point in virtual terrain；level：Divided rank；
Obtain the ordinate tileY in the plot in small virtual plot：
Wherein y：Plane ordinate point in virtual terrain；level：Divided rank.
So that it is arbitrarily taken a point coordinates (x, y) on virtual terrain, its coordinate points place can be found by dividing formula
Its unique number in virtual plot；
Based on tileX, tileY, Custom Number is carried out to it, it is small virtually to become a rectangle in virtual terrain
Block, and store it in " virtual title deed for land "；User can by mutual virtual title deed for land address to held it is small virtually
Block carries out point-to-point transmission, storage and record；
Process of exchange all in one period is arranged according to time shaft, a block is become after formatting, and full
Foot：
1. formatted transaction includes at least " input value " " output valve " two fields, the source for recording small virtual plot
And whereabouts；
2. each transaction all contains source and the whereabouts information of a transaction, it is made to have the ability to trace back to transaction initiator
The all information of this transaction and a wherein involved upper transaction for initiating；
3. this transaction will be stored as that state " is confirmed " when each transaction occurs；The block belonging to the transaction is remembered by node
" effective " state can be stored as when record；When the transaction regards " input value " by other transaction, this transaction will be deposited
Storage is engineering noise state；When the block belonging to the transaction is disconnected or is dropped on block chain, which will be by again
Labeled as " not determining " state；
4. the original of the block belonging to formatted transaction within a certain period of time can only by one of nodes records, node with
The transaction transmission in the small virtual plot between node and encrypted communication are encrypted it by encryption method, and by point-to-point
The mode of transmission gives the transfer copies of block to each user node, each node is by the algorithm decrypting and know together to passing
The transaction and the copy of block come is verified and is recorded, all blocks by verification countershaft arrangement form block chain on time.
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| 莫菲等: "《科技重塑金融 Fintech实践与展望》", 30 November 2017, 中国金融出版社 * |
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