CN107819829A - Access method, system, block chain node device and the user terminal of block chain - Google Patents
Access method, system, block chain node device and the user terminal of block chain Download PDFInfo
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- CN107819829A CN107819829A CN201710964911.XA CN201710964911A CN107819829A CN 107819829 A CN107819829 A CN 107819829A CN 201710964911 A CN201710964911 A CN 201710964911A CN 107819829 A CN107819829 A CN 107819829A
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- block chain
- user terminal
- node device
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/146—Markers for unambiguous identification of a particular session, e.g. session cookie or URL-encoding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/60—Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources
- H04L67/61—Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources taking into account QoS or priority requirements
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Abstract
Present disclosure is related to a kind of method, system, block chain node device and user terminal for accessing block chain.This method includes receiving the request for accessing block chain from user terminal.This method also includes determining to include one or more node listings that preferably block chain link point devices identify on block chain node device by the intelligent contract run, wherein intelligent contract can in block chain synchronous block chain link point device network quality data.In addition, this method is also included to user terminal sending node list.Embodiment of the disclosure is collected by intelligent contract and shares the network quality data of block chain link point device so that user terminal is capable of the preferred block chain link point device of the high network quality of dynamic select access, so as to improve the network access quality of block chain.
Description
Technical field
Embodiment of the disclosure relates generally to areas of information technology, relates more specifically to access the method for block chain, is
System, block chain node device and user terminal.
Copyright notice
This patent document disclosure includes material protected by copyright.The copyright owns for copyright holder.Copyright
Owner does not oppose that anyone replicates the patent document in the presence of the proce's-verbal of Patent＆Trademark Office and archives or should
Patent discloses.
Background technology
Block chain is storage and the computing technique of a kind of decentralization, and it is by the way that encrypted data chunk is folded sequentially in time
The lasting not revisable record for adding and generating, and by record storage in each block chain node device of block chain,
So that Distributed Storage is carried out in a manner of decentralization.The system number in certain time is contained in each data block
According to, and generate validity and the next data block of link that data fingerprint is used to verify its information.Therefore, block chain is in data
There is technical advantage in terms of anti-tamper, transparent and decentralization, block chain technology has been applied to many industries and field.
Intelligent contract refers to that a set of promise defined in digital form, including contract participant can perform these above
The agreement of promise, intelligent contract can be the computer program that specific function is performed in block chain node device.Intelligent contract can
To record transaction and shared transaction data so that block chain will be shared to by being stored in the data of any node in block chain
In all nodes, thus other nodes can obtain data content.In this way it is possible to it is effectively ensured in block chain
Data sharing and the transparency.Further, since the data in deposit block chain can not be tampered, thus block chain is prevented usurping in data
Changing aspect can also be guaranteed.Because block chain belongs to peer-to-peer network, thus in the data in needing acquisition block chain, use
Family can access any node in block chain to obtain transaction data.
The content of the invention
Embodiment of the disclosure proposes a kind of method, equipment and system for being used to access block chain.The reality of the disclosure
Apply the network quality data that example is collected by intelligent contract and shares block chain link point device so that user terminal being capable of dynamic
Selection accesses the block chain node device of high network quality, so as to improve the network service quality of block chain.
According to the first aspect of the disclosure, there is provided a kind of method for accessing block chain.This method includes：From user
Terminal receives the request for accessing block chain；By the intelligent contract run on block chain node device come determine to include one or
The node listings of multiple preferably block chain link point devices marks, wherein intelligent contract can in block chain synchronous block chain link point
The network quality data of equipment；And to user terminal sending node list.
According to the second aspect of the disclosure, there is provided one kind is used for block chain node device.The block chain node device bag
Include processor and be coupled to processor and be stored with the memory of instruction.The instruction during computing device by causing block
Chain node device performs following act：The request for accessing block chain is received from user terminal；By on block chain node device
The intelligent contract of operation determines to include the node listings of one or more preferably block chain link point devices marks, wherein intelligence is closed
About can in block chain synchronous block chain link point device network quality data；And to user terminal sending node list.
According to the third aspect of the disclosure, there is provided a kind of method for accessing block chain, this method include：In user
End sends the request for accessing block chain to block chain node device；From block chain node device receive include one or
The node listings of multiple preferably block chain link point devices marks, the intelligent contract run on block chain node device can be in block
The network quality data of synchronous block chain link point device in chain；Dominant area block chain node device is accessed to obtain based on node listing
Obtain block chain business datum.
According to the fourth aspect of the disclosure, there is provided a kind of user terminal.Subscriber terminal equipment includes：Processor and coupling
It is bonded to processor and is stored with the memory of instruction.The instruction is by make it that it is following that user terminal performs during computing device
Action：At user terminal the request for accessing block chain is sent to block chain node device；Connect from block chain node device
Packet receiving includes the node listing of one or more preferably block chain link point device marks, the intelligence conjunction run on block chain node device
About can in block chain synchronous block chain link point device network quality data；Dominant area block chain is accessed based on node listing
Node device is to obtain block chain business datum.
According to the 5th of the disclosure the aspect, there is provided a kind of computer-readable recording medium.The computer-readable storage medium
Matter has the computer-readable program instructions being stored thereon.These computer executable instructions cause this when running in a device
Equipment performs described in accordance with an embodiment of the present disclosure method or process.
According to the 6th of the disclosure the aspect, there is provided a kind of system for accessing block chain.The system is included according to this
Block chain node device described by user terminal and embodiment of the disclosure described by disclosed embodiment.
Brief description of the drawings
With reference to accompanying drawing and with reference to described further below, feature, advantage and other aspects of the presently disclosed embodiments will become
Must be more obvious, show some embodiments of the disclosure by way of example, and not by way of limitation herein, in the accompanying drawings：
Fig. 1 illustrates the schematic diagram of the framework of computer system in accordance with an embodiment of the present disclosure；
Fig. 2 illustrates the schematic diagram for being used to access the process of block chain in accordance with an embodiment of the present disclosure；
Fig. 3 illustrates the flow chart for being used to access the method for block chain in accordance with an embodiment of the present disclosure；
Fig. 4 illustrates the flow chart for being used to access the another method of block chain in accordance with an embodiment of the present disclosure；
Fig. 5 illustrates the flow chart of the method for determining block chain node device to be accessed；And
Fig. 6 illustrates the schematic block diagram that can be used for implementing the equipment of embodiment of the disclosure.
Embodiment
Each exemplary embodiment of the disclosure is described in detail below with reference to accompanying drawing.Flow chart and block diagram in accompanying drawing are shown
According to architectural framework in the cards, function and the operation of the method and system of the various embodiments of the disclosure.It should be noted that
Each square frame in flow chart or block diagram can represent a part for a module, program segment or code, the module, program
The a part of of section or code can include one or more being used to realize holding for the logic function of defined in each embodiment
Row instruction.It should also be noted that in some realizations alternately, the function of being marked in square frame can also be according to different from attached
The order marked in figure occurs.For example, two square frames succeedingly represented can essentially perform substantially in parallel, or it
Can also perform in a reverse order sometimes, this depends on involved function.It should also be noted that flow chart
And/or the combination of each square frame and flow chart in block diagram and/or the square frame in block diagram, work(as defined in performing can be used
Can or the special hardware based system of operation realize, or the combination of specialized hardware and computer instruction can be used
Realize.
Term as used herein " comprising ", "comprising" and similar terms are understood to the term of opening, i.e.,
" including/including but not limited to ", expression can also include other guide.In this disclosure, term "based" is " at least portion
It is based on dividing "；Term " one embodiment " expression " at least one embodiment "；Term " another embodiment " expression is " at least one
Further embodiment ".
It should be appreciated that provide these exemplary embodiments merely to make those skilled in the art better understood when into
And embodiment of the disclosure is realized, and do not in any way limit the scope of the invention.
Traditionally, in the data in needing acquisition block chain, user can access the either block chain link in block chain
Point device is to obtain business datum.However, because the network quality situation of each block chain node device in block chain is inconsistent,
It can thus cause to access some block chain link point device speed slowly (for example, some block chain link point devices are accessed due to excessive
And very slow), or even (machine for example, some block chain link point devices are delayed due to hardware fault) can not be accessed at all.In addition,
User can only obtain the addressable block chain node device (such as node in publicly-owned chain) of limited quantity, and block chain sheet
The network topology structure of body is also in dynamic change.Therefore, user typically randomly or poll select a block chain node
Equipment conducts interviews, and the block chain for tending not to obtain better quality accesses service.As can be seen here, for how from block chain
The block chain node device to be accessed is selected, lacks reliable data in the prior art as reference, causes user not obtain
The block chain of high network quality accesses service.
Embodiment of the disclosure proposes a kind of method, equipment and system for being used to access block chain.The reality of the disclosure
The network quality data that example is collected by intelligent contract and shares block chain link point device is applied, and is safeguarded and wrapped by intelligent contract
Include the node listing of preferred and/or not preferred block chain node device so that user terminal being capable of dynamic select access high quality
Block chain node device.Therefore, in accordance with an embodiment of the present disclosure, user can simultaneously and dynamically select the block of high quality
Chain node device, it is thus possible to improve the network service quality of block chain, and lift Consumer's Experience.
It should be appreciated that embodiment of the disclosure can apply to the related various application scenarios of block chain, such as supply chain
Financial scenario, bank paying scene, academic exchange scene, scenes of internet of things, Online Music share scene, shared bicycle scene,
Stock exchange scene, real estate transaction scene, etc., embodiment of the disclosure do not limit for the application scenarios of block chain.
Some example implementations of embodiment of the disclosure are described below with reference to Fig. 1-6.
Fig. 1 illustrates the schematic diagram of the framework of computer system 100 in accordance with an embodiment of the present disclosure.As shown in figure 1, meter
Calculation machine system 100 includes user terminal 110 and block chain 120, and user terminal 110 can be read from block chain 120 when needed
Data or to the data storage of block chain 120.As shown in figure 1, block chain 120 (is also claimed by multiple block chain node devices
For " block chain node ") composition, for example (,) block chain node device 130,140,150,160,170,180 and 190, these blocks
Each self-operating intelligent contract on chain node device, and intelligent contract can be used for record traffic and shared service data.For example,
The text of some electronic contract can be stored into a block chain node device in block chain, then the electronic contract
Text is by other each block chain node devices being synchronized in block chain.Due to the decentralization of block chain and transparent
Property, the original and real text of the electronic contract can be obtained from block chain when needed.
User terminal 110 can be communicated with one or more of block chain 120 node, the area in block chain 120
Block chain node device 130,140,150,160,170,180 and 190 can also communicate with one another.It is each in computer system 100
Communication between individual equipment can be based on any wired and or wireless network, including but not limited to internet, wide area network, metropolitan area
Net, LAN, VPN (VPN) network, cordless communication network, etc..
Each block in user terminal 110, block chain node device 130,140,150,160,170,180 and 190
Chain node device can be electronic equipment, such as fixed equipment (such as server or desktop computer), mobile device (such as intelligence
Energy mobile phone, tablet personal computer, portable computer etc.).It will be appreciated by those skilled in the art that although computer is shown in Fig. 1
Some user terminals and block chain node device in the framework of system 100, but computer system 100 can also be included more
Or less user terminal and block chain node device.
In accordance with an embodiment of the present disclosure, run on block chain node device 130,140,150,160,170,180 and 190
Intelligent contract include the access qualitative data of block chain node device, thus intelligent contract is also referred to as " accessing quality control
Intelligent contract ".Intelligent contract can collect and the network quality data of synchronous block chain link point device so that user terminal energy
Enough dynamic selects access the block chain node device of high quality.Intelligent contract provides application programming interfaces (API) and inquired about for user
The network quality data of each block chain node device, in this way it is possible to improve the network service quality of block chain.
It should be appreciated that due to the equity of block chain, block chain node device 130,140,150,160,170,180 and
Intelligent contract on 190 substantially has identical data and performs identical function.Therefore, although in some places with area
Block chain node device performs some actions or operation as executive agent, but it can be held by identical block chain node device
OK, it can also be combined by different block chain node devices or performed respectively, the protection domain of the application is not by block chain link
Limitation in terms of point device executive agent.
Fig. 2 illustrates the schematic diagram for being used to access the process 200 of block chain in accordance with an embodiment of the present disclosure.202, use
Family terminal 110 arranges by local profile or by being configured under line to obtain the local of addressable block chain node device
Table.Local list can be the block chain node device list of initial configuration or latest update.For example, can be from local list
Randomly or it is sequentially selected a block chain node device (such as block chain node device 130).
204, user terminal 110 sends the request for accessing block chain, such as user to block chain node device 130
Terminal 110 sends inquiry request to the block chain node device 130 for giving tacit consent to selection, for inquiring about block chain link point device 130
The intelligent contract of upper operation (it includes the access qualitative data of each block chain node device).Alternatively, 206, block chain
Node device 130 can be at least based on user terminal 110 geographical position and/or access time, it is determined that being directed to user terminal 110
Addressable block chain node device node listing, wherein geographical position and access time can be obtained from user terminal 110
, can also be by block chain node device 130 according to Internet Protocol (IP) address of user terminal 110 and current local time
It is determined.For example, it is assumed that user terminal is in Shanghai City Huangpu District, and access time is 3 points, then can inquire about intelligent conjunction
About to select in the afternoon 2:00-4:00 period was suitable for one or more block chain nodes of the user terminal access in Shanghai City
Equipment, or can also directly determine an optimal block chain node device (such as block chain node for user terminal 110
Equipment 140), the access mass number of the historical collection of each block chain node device is wherein stored in block chain node device
According to.208, block chain node device 130 can include one to the sending node list of user terminal 110, wherein node listing
Or the mark of multiple preferably block chain link point devices and one or more not preferred block chain node devices, or can also be only
Include the mark of optimal block chain node device.In the situation of the node listing only mark including optimal block chain node device
Under, can be that user terminal 110 automatically determines the block chain node device to be accessed by block chain node device 130.
Alternatively, 210, user terminal 110 can determine the block chain node device to be accessed based on node listing, with
Lower reference chart 5 further describes the details for the example embodiment for determining the block chain node device to be accessed；Alternatively, also may be used
With by user from node listing the artificial selection block chain node device to be accessed.It should be appreciated that only wrapped when in node listing
When including the mark of optimal block chain node device, user terminal 110 determines that the block chain node to be accessed is set without performing
Standby action, but directly access optimal block chain node device.212, determining to access block chain based on node listing
After node device 140, user terminal 110 accesses block chain link point device 140, and 214, and user terminal 110 is from block
Chain node device 140 obtains block chain business datum.
In order that block chain node device network quality data real-time update, 216, user terminal 110 can be to
Block chain node device 140 submits the parameter sets associated with accessing block chain link point device 140, and wherein parameter sets include
The IP address of the block chain node device 140, the access delay for accessing block chain link point device 140 or state, user terminal
Geographical position and access time.Alternatively, node is obtained because user terminal 110 inquires about block chain link point device 130
List (that is, user terminal 110 also have accessed block chain node device 130), thus user terminal can also be to block chain link
Point device 130 submits the network quality parameters set associated with accessing block chain link point device 130.In fact, due to block
The equity of chain network, thus user terminal can submit the network matter of block chain node device to any block chain node device
Measure parameter sets.218, block chain node device 140, can be at least based on parameter sets come more after parameter sets are obtained
The node listing of new addressable block chain node device, can also periodically batch processing be more for example, can update in real time
Newly.Next, 220, the network quality data of the block chain node device of synchronized update in block chain 120, for example, can be with
Synchronous updated node listing.In certain embodiments, when user terminal 120 is subsequently to block chain node device 130 or 140
When sending another request for accessing block chain link point device, block chain node device 130 or 140 can be sent out to user terminal 120
Send the node listing of renewal.
In certain embodiments, can be based on access delay or the state come in the parameter sets of user terminal, to area
Block chain node device is scored and ranking, for example, can count 3 if the block chain node device of user terminal normal access areas
Point, access delay and 2 points were counted more than 30 seconds, access 1 point of time-out meter, and access failure or count 0 point when can not connect.Then may be used
According to always accumulative access times and each score, to calculate average, and set using average as block chain node
Standby access quality index score, wherein the key assignments to sort can be access region and/or the combination key assignments of period.Namely
Say, different time sections or the different zones of same period for the same area there may be different block chain nodes and set
Standby network quality ranked list.The period in region and/or access of the embodiment of the disclosure according to residing for user terminal is true
Surely the block chain node device to be accessed, thus more accurate and more targeted node listing can be provided.
In Fig. 2 reference instantiation procedure 200, block chain node device 130 is the initial addressable of user terminal 110
Block chain node device, but it is not the block chain node device for the network access optimal quality of user terminal 110.Phase
Instead, geographical position and access time based on user terminal 110, it is to be directed to user terminal 110 to determine block chain node device 140
High network quality preferred block chain link point device.Therefore, user terminal 110 obtains block from block chain node device 140
Chain business datum, which thereby enhance the efficiency and Consumer's Experience of user terminal access block chain node device.Alternatively, it is different from
Fig. 2 instantiation procedure, block chain node device 130 or other block chain node devices can also be determined as being directed to user
The optimal network of terminal 110 accesses the block chain node device of quality.
Fig. 3 illustrates the flow chart for being used to access the method 300 of block chain in accordance with an embodiment of the present disclosure.It should manage
Solution, method 300 for example can be as above with reference to any one or more block chain links in the block chain node device described by Fig. 1
Point device performs.
302, block chain node device 130 receives the request for accessing block chain from user terminal 110.304, by
The intelligent contract run on block chain node device 130 determines to include one or more preferably block chain link point devices marks
Node listing, wherein intelligent contract can in block chain synchronous block chain link point device network quality data.306, area
Block chain node device 130 is to the sending node list of user terminal 110.Alternatively, node listing can include one or more excellent
The mark of constituency block chain node device and one or more not preferred block chain node devices, or can also only include optimal
The mark of block chain node device.
Fig. 4 illustrates the flow chart for being used to access the another method 400 of block chain in accordance with an embodiment of the present disclosure.Should
Understand, method 400 for example can be as performing above with reference to the user terminal 110 described by Fig. 1.
402, the request for accessing block chain is sent to block chain node device 130 at user terminal 110.
404, user terminal 110 receives from block chain node device 130 includes one or more preferably block chain link point device marks
Node listing, the intelligent contract wherein run on block chain node device 120 synchronous block chain link point can be set in block chain
Standby network quality data.406, user terminal accesses dominant area block chain node device (such as block based on node listing
Chain node device 120 or 130) to obtain block chain business datum.Alternatively, node listing can include one or more preferred
The mark of block chain node device and one or more not preferred block chain node devices, or can also only include optimal area
The mark of block chain node device.
Fig. 5 illustrates the flow chart of the method 500 for determining block chain node device to be accessed.It should be appreciated that
Method 500 for example can be as performing, in addition, method 500 can be to join above above with reference to the user terminal 110 described by Fig. 1
The son action of action 210 during examining described by Fig. 2.
502, user terminal 110, which obtains, includes one or more preferred block chain link point devices and one or more are non-optimum
The node listing of the mark of constituency block chain node device, user terminal 110 have its initial addressable block chain node device
Local list.It should be appreciated that local list can be dynamically updated with the addressable block chain node device newly increased.
Receive one or more preferably block chain link point devices and one or more not preferred block chain node devices mark it
Afterwards, 504, determine whether include preferred block chain link point device in local list, if it is, 506, select therein one
Individual preferably block chain link point device conducts interviews (such as being randomly chosen) to obtain block chain business datum.
If local list does not include any preferably block chain link point device, the institute in connecting node list is attempted one by one
There is preferred block chain link point device, and determine whether 508 to be successfully connected to some preferred block chain link point device, if
It is that, then 510, the selection preferred block chain link point device linked that succeeds conducts interviews to obtain block chain business datum.
The connection if all preferably block chain link point devices in node listing all fail, 512, it is determined that local
Whether list includes not preferred block chain node device.If it is, 514, removed from local list all not preferred
Block chain node device, and randomly choose a block chain node device from remaining block chain node device and visited
Ask.If local list does not also include any not preferred block chain node device, one is randomly choosed from local list 516
Individual block chain node device conducts interviews to obtain block chain business datum.As can be seen here, the selected block chain to be accessed
Node device is possible in received node listing, it is also possible to not in the node listing received.
It should be appreciated that equipment in accordance with an embodiment of the present disclosure sharp can be realized in various manners.For example, in some realities
Apply in example, the equipment can be realized by the combination of hardware, software or software and hardware.Wherein, hardware components can profit
Realized with special logic；Software section can be then stored in memory, by appropriate instruction execution system, such as microprocessor
Device or special designs hardware perform.It will be understood by those skilled in the art that above-mentioned method and system can use
Computer executable instructions and/or realize included in processor control routine, such as be situated between in such as disk, optical disk carrier
Provided in the data medium of the programmable memory of matter, such as read-only storage or such as optics or electrical signal carrier
Such code.The equipment and device of embodiment of the disclosure not only can by such as super large-scale integration OR gate array,
The semiconductor or field programmable gate array of logic chip, transistor etc., programmable logic device etc. are compiled
The hardware circuit of journey hardware device is realized, can also be used and for example be realized as the software performed by various types of processors, may be used also
Realized with combination by above-mentioned hardware circuit and software.
Fig. 6 illustrates the schematic block diagram that can be used for implementing the equipment 600 of embodiment of the disclosure.It should be appreciated that set
Standby 600 may be implemented as the user terminal or either block chain node device described by Fig. 1.As shown in fig. 6, equipment 600
Including CPU (CPU) 601 (such as processor), it can be according to the meter being stored in read-only storage (ROM) 602
Calculation machine programmed instruction is loaded into the computer program instructions in random access storage device (RAM) 603 from memory cell 608,
To perform various appropriate actions and processing.In RAM 603, can also storage device 600 operate required various program sums
According to.CPU 601, ROM 602 and RAM 603 are connected with each other by bus 604.Input/output (I/O) interface 605 also connects
To bus 604.
Multiple parts in equipment 600 are connected to I/O interfaces 605, including：Input block 606, such as keyboard, mouse etc.；
Output unit 607, such as various types of displays, loudspeaker etc.；Memory cell 608, such as disk, CD etc.；It is and logical
Believe unit 609, such as network interface card, modem, wireless communication transceiver etc..Communication unit 609 allows equipment 600 by such as
The computer network of internet and/or various communication networks exchange information/data with other equipment.
Various methods described above, such as method 300 or 400, it can be performed by processing unit 601.For example, at some
In embodiment, method 300 and 400 can be implemented as computer software programs, and it is tangibly embodied in machine readable media, example
Such as memory cell 608.In certain embodiments, some or all of of computer program can be via ROM 602 and/or communication
Unit 609 and be loaded into and/or be installed in equipment 600.When computer program is loaded into RAM 603 and is held by CPU 601
During row, one or more of method as described above 300 and 400 action or step can be performed.
Computer program product can include computer-readable recording medium, containing for performing each of the disclosure
The computer-readable program instructions of aspect.Computer-readable recording medium can keep and store to perform equipment by instruction
The tangible device of the instruction used.Computer-readable recording medium for example can be-- but be not limited to-- storage device electric,
Magnetic storage apparatus, light storage device, electromagnetism storage device, semiconductor memory apparatus or above-mentioned any appropriate combination.Meter
The more specifically example (non exhaustive list) of calculation machine readable storage medium storing program for executing includes：Portable computer diskette, hard disk, arbitrary access
Memory (RAM), read-only storage (ROM), erasable programmable read only memory (EPROM or flash memory), static random-access
Memory (SRAM), Portable compressed disk read-only storage (CD-ROM), digital versatile disc (DVD), memory stick, floppy disk, machine
Tool encoding device, the punch card for being for example stored thereon with instruction or groove internal projection structure and above-mentioned any appropriate group
Close.Computer-readable recording medium used herein above is not construed as instantaneous signal in itself, such as radio wave or other
The electromagnetic wave of Free propagation, the electromagnetic wave propagated by waveguide or other transmission mediums are (for example, the light arteries and veins for passing through fiber optic cables
Punching) or by electric wire transmit electric signal.
Computer-readable program instructions described herein can be downloaded to from computer-readable recording medium it is each calculate/
Processing equipment, or outer computer or outer is downloaded to by network, such as internet, LAN, wide area network and/or wireless network
Portion's storage device.Network can include copper transmission cable, optical fiber is transmitted, is wirelessly transferred, router, fire wall, interchanger, gateway
Computer and/or Edge Server.Adapter or network interface in each calculating/processing equipment receive from network to be counted
Calculation machine readable program instructions, and the computer-readable program instructions are forwarded, for the meter being stored in each calculating/processing equipment
In calculation machine readable storage medium storing program for executing.
Computer program instructions for performing present disclosure operation can be assembly instruction, instruction set architecture (ISA)
Instruction, machine instruction, machine-dependent instructions, microcode, firmware instructions, condition setup data or with one or more program
The source code or object code that any combination of language is write, programming language of the programming language including object-oriented-such as
Java, C++ etc., and conventional procedural programming languages-such as " C " language or similar programming language.Computer-readable journey
Sequence instruction fully can on the user computer perform, partly perform on the user computer, be independent as one soft
Part bag performs, part performs or completely in remote computer or service on the remote computer on the user computer for part
Performed on device.In the situation of remote computer is related to, remote computer can be by the network of any kind-include local
Net (LAN) or wide area network (WAN)-subscriber computer is connected to, or, it may be connected to outer computer (such as using because of spy
Service provider is netted to pass through Internet connection).In certain embodiments, by using the state of computer-readable program instructions
Information carrys out personalized customization electronic circuit, such as PLD, field programmable gate array (FPGA) or programmable patrols
Array (PLA) is collected, the electronic circuit can perform computer-readable program instructions, so as to realize each side of present disclosure
Face.
It should be noted that although being referred to some modules or submodule of equipment in detailed descriptions above, but it is this
Division is merely exemplary rather than enforceable.In fact, in accordance with an embodiment of the present disclosure, two or more above-described moulds
The feature and function of block can embody in a module.Conversely, the feature and function of an above-described module can be with
It is further divided into being embodied by multiple modules.
Embodiment of the disclosure alternative embodiment is the foregoing is only, is not limited to embodiment of the disclosure, for
For those skilled in the art, embodiment of the disclosure can have various modifications and variations.It is all in embodiment of the disclosure
Within spirit and principle, any modification for being made, equivalence replacement, improvement etc., the protection of embodiment of the disclosure should be included in
Within the scope of.
Although describe embodiment of the disclosure by reference to some specific embodiments, it should be appreciated that, the disclosure
Embodiment is not limited to disclosed specific embodiment.Embodiment of the disclosure be intended to appended claims spirit and
In the range of included various modifications and equivalent arrangements.The scope of appended claim meets broadest explanation, so as to wrap
Containing all such modifications and equivalent structure and function.
Claims (22)
1. a kind of method for accessing block chain, including：
The request for accessing block chain is received from user terminal；
Determine to include one or more preferably block chain link point device marks on block chain node device by the intelligent contract run
The node listing of knowledge, wherein the intelligent contract can in the block chain synchronous block chain link point device network quality number
According to；And
The node listing is sent to the user terminal.
2. the method according to claim 11, in addition to：
Be confirmed as preferred block chain link point device in response to the block chain node device, from the user terminal receive for
The request of block chain business datum；And
The block chain business datum is sent from the intelligent contract to the user terminal.
3. according to the method for claim 2, wherein determining to include by the intelligent contract run on block chain node device
The node listing of one or more preferably block chain link point device marks includes：
Geographical position and/or the access time of the user terminal are based at least partially on, determines the node listing.
4. the method according to claim 11, in addition to：
The network quality parameters set associated with the block chain node device is received from the user terminal；
The node listing is updated to generate renewal node listing based on the network quality parameters set；And
By the intelligent contract in the block chain the synchronous renewal node listing.
5. according to the method for claim 4, wherein the network quality parameters set includes the block chain node device
Internet Protocol (IP) address, access the block chain node device access delay or state, the geographical position and
The access time.
6. the method according to claim 11, in addition to：
In response to receiving another request for accessing block chain from another user terminal, from the intelligent contract to described another
User terminal sends the renewal node listing.
7. according to the method for claim 1, wherein the node listing also includes one or more not preferred block chain links
The mark of point device, or only include the mark of optimal block chain node device.
8. a kind of block chain node device, including：
Processor；
Memory, coupled to the processor and instruction is stored with, the instruction is by causing institute during the computing device
State block chain node device and perform following act：
The request for accessing block chain is received from user terminal；
Determine to include one or more preferably block chain link points on the block chain node device by the intelligent contract run to set
The node listing of standby mark, wherein the intelligent contract can in the block chain synchronous block chain link point device network matter
Measure data；And
The node listing is sent to the user terminal.
9. block chain node device according to claim 8, the action also includes：
Be confirmed as preferred block chain link point device in response to the block chain node device, from the user terminal receive for
The request of block chain business datum；And
The block chain business datum is sent from the intelligent contract to the user terminal.
10. block chain node device according to claim 9, wherein by the intelligent contract run on block chain node device
To determine that the node listing for including one or more preferably block chain link point device marks includes：
Geographical position and/or the access time of the user terminal are based at least partially on, determines the node listing.
11. block chain node device according to claim 10, the action also includes：
The network quality parameters set associated with the block chain node device is received from the user terminal；
The node listing is updated to generate renewal node listing based on the network quality parameters set；And
By the intelligent contract in the block chain the synchronous renewal node listing.
12. block chain node device according to claim 11, wherein the network quality parameters set includes the area
It is Internet Protocol (IP) address of block chain node device, the access delay for accessing the block chain node device or state, described
Geographical position and the access time.
13. block chain node device according to claim 11, the action also includes：
In response to receiving another request for accessing block chain from another user terminal, from the intelligent contract to described another
User terminal sends the renewal node listing.
14. block chain node device according to claim 8, wherein the node listing is also including one or more non-optimum
The mark of constituency block chain node device, or only include the mark of optimal block chain node device.
15. a kind of method for accessing block chain, including：
At user terminal the request for accessing block chain is sent to block chain node device；
Being received from the block chain node device includes the node listing of one or more preferably block chain link point device marks, institute
State the intelligent contract that is run on block chain node device can in the block chain synchronous block chain link point device network matter
Measure data；
Dominant area block chain node device is accessed to obtain block chain business datum based on the node listing.
16. according to the method for claim 15, wherein the node listing at least geographical position based on the user terminal
Put and/or access time and be determined, and methods described also includes：
After the block chain business datum is obtained from the preferred block chain link point device, to the preferably block chain link point
Equipment submits the network quality parameters set associated with accessing the preferably block chain link point device, wherein the network quality
Parameter sets include described preferably Internet Protocol (IP) address of block chain link point device, access the preferably block chain link point
The access delay of equipment or state, the geographical position and access time.
17. according to the method for claim 15, wherein the node listing also includes one or more not preferred block chains
The mark of node device, and dominant area block chain node device is accessed to obtain block chain business number based on the node listing
According to including：
Selected based on the local list at the user terminal and the node listing it is described preferably block chain link point device with
Just the block chain business datum is obtained.
18. a kind of user terminal, including：
Processor；
Memory, coupled to the processor and instruction is stored with, the instruction is by causing institute during the computing device
State user terminal and perform following act：
At the user terminal request for accessing block chain is sent to block chain node device；
Being received from the block chain node device includes the node listing of one or more preferably block chain link point device marks, institute
State the intelligent contract that is run on block chain node device can in the block chain synchronous block chain link point device network matter
Measure data；
Dominant area block chain node device is accessed to obtain block chain business datum based on the node listing.
19. user terminal according to claim 18, wherein ground of the node listing at least based on the user terminal
Manage position and/or access time and be determined, and the action also includes：
After the block chain business datum is obtained from the preferred block chain link point device, to the preferably block chain link point
Equipment submits the network quality parameters set associated with accessing the preferably block chain link point device, wherein the network quality
Parameter sets include described preferably Internet Protocol (IP) address of block chain link point device, access the preferably block chain link point
The access delay of equipment or state, the geographical position and access time.
20. user terminal according to claim 18, wherein the node listing also includes one or more non-optimum constituencies
The mark of block chain node device, and dominant area block chain node device is accessed to obtain block chain industry based on the node listing
Business data include：
Selected based on the local list at the user terminal and the node listing it is described preferably block chain link point device with
Just the block chain business datum is obtained.
21. a kind of computer-readable recording medium, it has the computer executable instructions being stored thereon, and the computer can
The equipment is caused to perform the side according to any one of claim 1-7 or 15-17 when execute instruction is run in a device
Method.
22. a kind of system for accessing block chain, it comprises at least the block according to any one of claim 8-14
Chain node device and the user terminal according to any one of claim 18-20.
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