CN108769173A

CN108769173A - The block chain implementation method and equipment of the intelligent contract of operation

Info

Publication number: CN108769173A
Application number: CN201810491690.3A
Authority: CN
Inventors: 潘涛; 王毅敏; 郝庆晟; 王兴旺; 张为; 杨子民; 钱烨; 朱林; 李�杰; 洪刚; 张龙澎; 王磊
Original assignee: Ali Sports Co Ltd
Current assignee: Orange Lion Sports (Shanghai) Co.,Ltd.; Orange Lion Sports Co.,Ltd.
Priority date: 2018-05-21
Filing date: 2018-05-21
Publication date: 2018-11-06
Anticipated expiration: 2038-05-21
Also published as: CN108769173B

Abstract

The present invention provides the block chain implementation methods and equipment of a kind of intelligent contract of operation, initiate transaction by client and propose to multiple accounting nodes；Each accounting nodes, which respectively verify the validity that transaction is proposed and execute to be verified as effectively merchandising, to be proposed, returns to proposed issue to client；Client waits for multiple accounting nodes to respond the transaction proposal, compares the proposed issue, and transaction is re-initiated if inconsistent and is proposed, submits the proposed issue to node cluster of knowing together if consistent；Node cluster of knowing together collects proposed issue, verify the validity of proposed issue, proposed issue is packaged into block undetermined, block undetermined is sent to accounting nodes, after the transaction proposal for rejecting authentication failed, the transaction being proved to be successful will be contained only and propose that being packaged into block is added to block chain, present invention optimizes the processes that block chain runs intelligent contract, can effectively reduce the server burden of operation block chain link point.

Description

The block chain implementation method and equipment of the intelligent contract of operation

Technical field

The present invention relates to the block chain implementation methods and equipment of a kind of intelligent contract of operation

Background technology

During the intelligent contract of existing block chain operation, there is the server of operation block chain link point, over-burden Problem.

Invention content

The purpose of the present invention is to provide the block chain implementation methods and equipment of a kind of intelligent contract of operation.

To solve the above problems, the present invention provides a kind of block chain implementation method of the intelligent contract of operation, including：

It is client, accounting nodes and common recognition node cluster by block chain node Partition of role；

One group of public and private secret key is preserved in the client, the client is provided for initiate transaction；

A group key pair is preserved in the accounting nodes, sets the accounting nodes to distributed storage account book, and transport Row intelligence contract and verification are merchandised；

A group key pair is preserved in the common recognition node, sets the common recognition node to distributed storage account book, and transport The common recognition of sequence is reached in row intelligence contract, verification transaction between multiple transaction sequence in block and all common recognition nodes；

Intelligent contract call instruction is packaged as transaction and proposed by the client, is initiated transaction and is proposed to multiple book keeping operations to save Point；

Each accounting nodes, which respectively verify the validity that the transaction is proposed and execute to be verified as effectively merchandising, to be proposed, Proposed issue is returned to the client；

The client waits for multiple accounting nodes to respond the transaction proposal, the proposed issue is compared, if differed Cause then re-initiates transaction and proposes, submits the proposed issue to node cluster of knowing together if consistent；

The common recognition node cluster collects the proposed issue, verifies the validity of the proposed issue, effective to being verified as Proposed issue add serial number, reach when the stand-by period that the serial number reaches default serial number threshold value or collects the proposed issue After preset time threshold, the proposed issue is packaged into block undetermined, sends the block undetermined to the accounting nodes, together When verify transaction in the block undetermined and propose, will contain only the transaction being proved to be successful after rejecting the transaction proposal of authentication failed After proposal is packaged into block and is added to block chain, while accounting nodes receive the block undetermined of common recognition node, verification is described undetermined Transaction in block proposes, reject authentication failed transaction propose after will contain only the transaction proposal being proved to be successful and be packaged into block It is added to block chain.

Further, in the above-mentioned methods, intelligent contract call instruction is packaged as transaction proposal by the client, is initiated Transaction is proposed to before multiple accounting nodes, further includes：

By the client, accounting nodes and know together node cluster correspondence operating system be divided into including data Layer, network layer, Six parts of common recognition layer, contract layer, authorization layer and application layer；

It sets the data Layer to include key value database and database management module, for preserving block data and intelligence The data of energy contract generation, offer do additions and deletions to intelligent contract data and change the interface looked into, and the block is defined in the data Layer The structure of distributed account book, account book are made of block chain and world state in chain, wherein the block chain is made of block Retrospective chained list, block are made of block head, block data, metadata, and block is proposed to form by transaction, and the transaction is proposed There are two types of types：Deployment transaction and calling transaction, wherein deployment transaction is that intelligent obligating document is written to the record of block, is remembered Record content includes file source code, deployment people, version number, configuration information, transaction unique mark；It is intelligent contract tune to call transaction With the record of process, record content includes block height where intelligent contract source code, transaction unique mark, intelligent contract method The digital signature of name, call parameters and trade initiator, executor；World state is the collection of the state of all intelligent contracts It closes, state is after intelligent contract is run finally to the expression way of database manipulation；Intelligent contract operation result collects table by read-write Show, read-write collection is made of readset with collection is write, wherein write the set that collection is the state that an intelligent contract once calls generation；

One point to point network of the network layer-management is set, and the network layer includes Data Transport Protocol, node exploration Module, data simultaneous module and broadcast transaction modules, wherein Data Transport Protocol is a kind of final consistency algorithm, is realized Gossip agreements, the data for synchronizing each node of block chain, synchronizing process are that transmission-reception-is more within a synchronizing cycle It newly-beams back-and updates-beam back again-newer flow again, each period randomly chooses a node, finally by data dissemination to institute There is node；Node explores the list of known node IP address in one network of module management, this list is initially in deployment block It is manually entered when chain network, when network is added in a new node, exploration module, which generates, explores message, and it includes the node to explore message The mandate and known node list obtained in block chain network, mandate are provided by the authorization layer, Data Transport Protocol hair It send and receives and explore message, first select recipient's node from node listing, then broadcast one and explore message to recipient, recipient Exploration module receive message after compare local known node list, if explored in message comprising locally no node IP Then this IP is increased newly to local node list, if not updating local list not comprising if, exploration is beamed back after the completion of comparison and is rung Should be to the sender for exploring message, probe response content includes the mandate of node itself and updated known node list, is connect It receives people and receives after probe response that content updates local node list in the same fashion according to response, beam back probe response after update again Response message, recipient updates node listing again；Data simultaneous module sends and receives data synchronization message, synchronization message It is divided into synchronous block height and synchronous block data, wherein the synchronous block height includes the block height of node local, disappears The digital signature of breath, the synchronous block data include that newer block content, the digital signature of message, described synchronize is needed to disappear Breath equally follows Data Transport Protocol to other node broadcasts, and node timing sends synchronous block height message, when discovery receives Person's block height then sends synchronous block data message to obtain newest block more than itself block height；Broadcast transaction modules It is divided into client-side, accounting nodes side and common recognition node side, different function is provided for different role.Client-side produces application layer Raw transaction proposal is sent to accounting nodes, and operation result is beamed back client by accounting nodes side, and result treatment is by client-side Transaction message is simultaneously sent to common recognition node, and transaction message includes the handling result of accounting nodes, the digital signature of message, node of knowing together Side receives transaction message, and common recognition result is sent after processing to accounting nodes；

The common recognition layer is set, all common recognition nodes are formed into common recognition node cluster, the common recognition node cluster receives client hair Rise transaction and by know together algorithm sort to multiple transaction, it is described know together algorithm be PBFT algorithms realization；

It includes that intelligent contract is packaged and operating system, contract code check device and transaction flow revolving die that the contract layer, which is arranged, Block, wherein merchandise for deployment, elder generation is by the contract code check device to intelligent contract code static scanning to intercept malice journey Sequence, by after inspection by the packing and the intelligent contract of operating system verification whether can by system operation, by after verification by institute It states transaction flow revolving die block and intelligent obligating document is sent to network layer handles；It merchandises for calling, is first examined by the contract code Device is looked into intelligent contract code static scanning to intercept rogue program, by inputting the input parameter for including in transaction after inspection To the packing and operating system, the packing and output operation result after the intelligent contract code of operating system operation to the friendship Operation result processing is that the read-write collection with version number is sent to network layer handles by easily circulation module, the circulation module；

It includes that digital certificate signs and issues mechanism, Node registry and authentication module that the authorization layer, which is arranged, wherein the authorization layer Block chain network is added in authorization node, verifies the legitimacy of node；

It includes that digital certificate and secret key management, client SDK, command line interface and far call connect that the application layer, which is arranged, Mouthful, wherein the application layer provides the interactive mode of client and block chain, to client in a manner of code call and order line It includes application authorization API that end, which provides, merchandises and proposes API, Authorization result readjustment API, executes intelligence and about API and implementing result time Adjust API.

Further, in the above-mentioned methods, the digital certificate signs and issues mechanism, and the linked groups by participating in intelligent contract are total to With safeguarding, the digital certificate signs and issues mechanism and holds a group key pair, and key pair is generated by ECDSA algorithms, the digital certificate It signs and issues whole nodes, the private key of cipher key pair in the public key informing network for the cipher key pair that mechanism holds and only signs and issues mechanism itself Possess, node, which is signed and issued through digital certificate after mechanism authorizes digital certificate and private key, could be added block chain network, by digital signature Algorithm ensures that digital certificate and private key can not be forged, and digital signature uses a group key pair, the key pair that digital signature uses by The digital certificate signs and issues authority signature and granting, and must sign and issue mechanism application to the digital certificate before node addition network awards Power, digital certificate sign and issue mechanism by being that node generates a group key pair after application, public key and nodal information are saved as number Certificate, digital certificate sign and issue mechanism and are counted word signature to certificate with own private key, the digital certificate after signature and node private key by Node preserves, and digital certificate and does digital signature to message with own private key on all message bands that node is broadcasted in a network, Other nodes verify the legitimacy of sender after receiving broadcast, and verification is divided into certificate validity checking and certificate holds inspection Look into, certificate validity checking be verification certificate whether by the digital certificate sign and issue mechanism generate, use ECC algorithm verification number Whether the content of certificate by the digital certificate signs and issues authority signature, and certificate, which holds inspection, ensures node from the digital certificate label The certificate that mechanism obtains certificate and other non-copied nodes is sent out, the digital signature using ECC algorithm verification broadcasted content, broadcast is The no public key met in digital certificate.

Further, in the above-mentioned methods, the client SDK is divided into Java SDK, PHP SDK, Go SDK, respectively Different programming language codes are converted to JSON character strings by the client that corresponding different programming languages are realized, the client SDK It is sent to far call interface；The input of order line is converted to JSON character strings and is sent to far call by the command line interface Interface；The reception of the far call interface and output data format are JSON character strings, by http protocol transmission data, Wherein, for applying for authorization API, the data of receiving is resolved into application information and are sent to network layer, are adjusted back by Authorization result API notifies client；API is proposed for transaction, the data of reception are resolved into intelligent contract call instruction, transaction is generated and carries View uses private key to generate transaction proposal digital signature and is attached to digital certificate and proposes that message is sent to network layer, node as transaction API is adjusted back by the implementing result after local account book update and notifies client.

Another side according to the present invention also provides a kind of block chain realization equipment of the intelligent contract of operation, including：：

Client is used to preserve one group of public and private secret key, and for initiating transaction, wherein the client is used for will be intelligent Contract call instruction, which is packaged as transaction, to be proposed, is initiated transaction and is proposed to multiple accounting nodes, and multiple accounting nodes is waited for respond The transaction is proposed, the proposed issue is compared, and transaction is re-initiated if inconsistent and is proposed, if consistent described in submission Proposed issue is to node cluster of knowing together；

Accounting nodes are handed over for preserving a group key pair, and for distributed storage account book, the intelligent contract of operation and verification Easily, wherein each accounting nodes are used to respectively verify the validity that the transaction is proposed and execute to be verified as effectively merchandising and carry View after returning to the block undetermined that proposed issue to the client and accounting nodes receives common recognition node, verifies the area undetermined Transaction in block proposes, reject authentication failed transaction propose after will contain only the transaction proposal being proved to be successful and be packaged into block and add It is added to block chain；

Node of knowing together is used for distributed storage account book, and run intelligent contract, verification is handed over for preserving a group key pair Easily, the common recognition of sequence is reached between multiple transaction sequence in block and all common recognition nodes；Wherein, the common recognition node cluster For collecting the proposed issue, the validity of the proposed issue is verified, serial number is added to effective proposed issue is verified as, After the stand-by period that the serial number reaches default serial number threshold value or collects the proposed issue reaching preset time threshold, by institute It states proposed issue and is packaged into block undetermined, send the block undetermined to the accounting nodes, while verifying the block undetermined Interior transaction proposes, reject authentication failed transaction propose after will contain only the transaction proposal being proved to be successful and be packaged into block addition To block chain.

Further, in above equipment, further include：

Data Layer, including key value database and database management module, the data Layer is for preserving block data and intelligence The data of energy contract generation, offer do additions and deletions to intelligent contract data and change the interface looked into, and the block is defined in the data Layer The structure of distributed account book, account book are made of block chain and world state in chain, wherein the block chain is made of block Retrospective chained list, block are made of block head, block data, metadata, and block is proposed to form by transaction, and the transaction is proposed There are two types of types：Deployment transaction and calling transaction, wherein deployment transaction is that intelligent obligating document is written to the record of block, is remembered Record content includes file source code, deployment people, version number, configuration information, transaction unique mark；It is intelligent contract tune to call transaction With the record of process, record content includes block height where intelligent contract source code, transaction unique mark, intelligent contract method The digital signature of name, call parameters and trade initiator, executor；World state is the collection of the state of all intelligent contracts It closes, state is after intelligent contract is run finally to the expression way of database manipulation；Intelligent contract operation result collects table by read-write Show, read-write collection is made of readset with collection is write, wherein writing the set that collection is the state that an intelligent contract once calls generation；

Network layer, for managing a point to point network, the network layer includes Data Transport Protocol, node exploration mould Block, data simultaneous module and broadcast transaction modules, wherein Data Transport Protocol is a kind of final consistency algorithm, is realized Gossip agreements, the data for synchronizing each node of block chain, synchronizing process are that transmission-reception-is more within a synchronizing cycle It newly-beams back-and updates-beam back again-newer flow again, each period randomly chooses a node, finally by data dissemination to institute There is node；Node explores module, and the list for managing known node IP address in a network, this list is initially being disposed It is manually entered when block chain network, when network is added in a new node, exploration module, which generates, explores message, and it includes to be somebody's turn to do to explore message The mandate and known node list that node obtains in block chain network, mandate are provided by the authorization layer, data transmission association View sends and receives exploration message, first selects recipient's node from node listing, then broadcasts one and explore message to recipient, connects The exploration module of receipts person compares local known node list after receiving message, if explored in message comprising locally no section Point IP is then increased this IP to local node list newly, and if not updating local list not comprising if, spy is beamed back after the completion of comparison Rope is responded to the sender for exploring message, and probe response content includes mandate and the updated known node row of node itself Table, recipient receive after probe response that content updates local node list in the same fashion according to response, beam back spy after update again The response message of rope response, recipient update node listing again；The data simultaneous module, it is same for sending and receiving data Message is walked, synchronization message is divided into synchronous block height and synchronous block data, wherein the synchronous block height includes node sheet Block height, the digital signature of message on ground, the synchronous block data include to need newer block content, the number of message Signature, the synchronization message equally follow Data Transport Protocol to other node broadcasts, and node timing sends synchronous block height Message, when discovery recipient's block height then sends synchronous block data message to obtain newest area more than itself block height Block；The broadcast transaction modules provide not for being divided into client-side, accounting nodes side and common recognition node side for different role Congenerous.The transaction proposal that application layer generates is sent to accounting nodes by client-side, and operation result is beamed back visitor by accounting nodes side Family end, result treatment is transaction message and is sent to common recognition node by client-side, and transaction message includes the processing knot of accounting nodes Fruit, the digital signature of message, common recognition node side receive transaction message, and common recognition result is sent after processing to accounting nodes；

Common recognition layer, for all common recognition nodes to be formed common recognition node cluster, the common recognition node cluster receives client initiation Transaction and by know together algorithm sort to multiple transaction, it is described know together algorithm be PBFT algorithms realization；

Contract layer, including intelligent contract is packaged and operating system, contract code check device and transaction flow revolving die block, wherein For deployment merchandise, first by the contract code check device to intelligent contract code static scanning to intercept rogue program, pass through After inspection by the packing and the intelligent contract of operating system verification whether can by system operation, by after verification by the transaction flow Intelligent obligating document is sent to network layer handles by revolving die block；It merchandises for calling, first by the contract code check device to intelligence Energy contract code static scanning is to intercept rogue program, by the way that the input parameter for including in transaction is input to described beat after inspection Packet and operating system, it is described to be packaged and output operation result after the intelligent contract code of operating system operation to the transaction flow revolving die Operation result processing is that the read-write collection with version number is sent to network layer handles by block, the circulation module；

Authorization layer, including digital certificate sign and issue mechanism, Node registry and authentication module, wherein the authorization layer mandate section Point verifies the legitimacy of node for block chain network to be added；

Application layer, including digital certificate and secret key management, client SDK, command line interface and far call interface, In, the application layer, the interactive mode for providing client and block chain, to client in a manner of code call and order line It includes application authorization API that end, which provides, merchandises and proposes API, Authorization result readjustment API, executes intelligence and about API and implementing result time Adjust API.

Further, in above equipment, the digital certificate signs and issues mechanism, common by the linked groups for participating in intelligent contract It safeguards, the digital certificate signs and issues mechanism and holds a group key pair, and key pair is generated by ECDSA algorithms, the digital certificate label Whole nodes, the private key of cipher key pair are only signed and issued mechanism itself and are gathered around in the public key informing network for the cipher key pair that hair mechanism holds Have, node, which is signed and issued through digital certificate after mechanism authorizes digital certificate and private key, could be added block chain network, be calculated by digital signature Method ensures that digital certificate and private key can not be forged, and digital signature uses a group key pair, and the key pair that digital signature uses is by institute It states digital certificate and signs and issues authority signature and granting, node must sign and issue mechanism application mandate before network is added to the digital certificate, Digital certificate signs and issues mechanism by being that node generates a group key pair after application, and public key and nodal information are saved as digital card Book, digital certificate sign and issue mechanism and are counted word signature to certificate with own private key, and the digital certificate after signature is with node private key by saving Point preserves, and digital certificate and does digital signature to message with own private key on all message bands that node is broadcasted in a network, His node verifies the legitimacy of sender after receiving broadcast, and verification is divided into certificate validity checking and certificate holds inspection, Certificate validity checking be verification certificate whether by the digital certificate sign and issue mechanism generate, use ECC algorithm verification number card Whether the content of book by the digital certificate signs and issues authority signature, and certificate, which holds inspection, ensures that node is signed and issued from the digital certificate Mechanism obtains the certificate of certificate and other non-copied nodes, using ECC algorithm verification broadcasted content, broadcast digital signature whether Meet the public key in digital certificate.

Further, in above equipment, the client SDK is divided into Java SDK, PHP SDK, Go SDK, right respectively The client for answering different programming languages to realize, the client SDK, for different programming language codes to be converted to JSON characters String is sent to far call interface；The command line interface is sent to for the input of order line to be converted to JSON character strings Far call interface；The reception of the far call interface and output data format are JSON character strings, for passing through HTTP Agreement transmission data, wherein for applying for authorization API, the data of receiving are resolved into application information and are sent to network layer, are passed through Authorization result adjusts back API and notifies client；API is proposed for transaction, the data of reception are resolved into intelligent contract call instruction, It generates transaction to propose, uses private key generation transaction to propose digital signature and be attached to digital certificate and propose that message is sent to net as transaction Network layers adjust back API by the implementing result after the account book update of node local and notify client.

According to the another side of the application, a kind of computer-readable medium is also provided, computer-readable instruction is stored thereon with, The computer-readable instruction can be executed by processor to realize method described in any one of the above embodiments.

According to the another side of the application, a kind of equipment for being handled in network equipment client information, the equipment packet are also provided Include the memory for storing computer program instructions and the processor for executing program instructions, wherein when the computer journey When sequence instruction is executed by the processor, triggers the equipment and execute method described in any one of the above embodiments.

Compared with prior art, intelligent contract call instruction is packaged as transaction proposal by the present invention by family end, initiates to hand over Easily propose to multiple accounting nodes；Each accounting nodes are respectively verified the validity that the transaction is proposed and are executed and have been verified as The transaction of effect is proposed, returns to proposed issue to the client；The client waits for multiple accounting nodes to respond the transaction Propose, compare the proposed issue, transaction is re-initiated if inconsistent and is proposed, the proposed issue is submitted if consistent To common recognition node cluster；The common recognition node cluster collects the proposed issue, verifies the validity of the proposed issue, to being verified as Effective proposed issue adds serial number, when the serial number reaches default serial number threshold value or collects the stand-by period of the proposed issue After reaching preset time threshold, the proposed issue is packaged into block undetermined, the block undetermined to the book keeping operation is sent and saves Point, while verifying the proposal of the transaction in the block undetermined, reject authentication failed transaction propose after will contain only and be proved to be successful Transaction proposal be packaged into block and be added to block chain, while after accounting nodes receive the block undetermined of common recognition node, verifying institute The transaction stated in block undetermined is proposed, the transaction proposal packing being proved to be successful will be contained only after rejecting the transaction proposal of authentication failed It is added to block chain at block, optimizes the process of the intelligent contract of block chain operation, can effectively reduces operation block chain link point Server burden.

Description of the drawings

Fig. 1 is the block chain implementation method flow chart of the intelligent contract of operation of one embodiment of the invention；

Fig. 2 is the data structure schematic diagram of the block of one embodiment of the invention.

Specific implementation mode

In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings and specific real Applying mode, the present invention is described in further detail.

As shown in Figure 1, the present invention provides a kind of block chain implementation method of the intelligent contract of operation, including：

Block chain node Partition of role is client, accounting nodes and common recognition node cluster by step S1；

Step S2 preserves one group of public and private secret key in the client, and the client is provided for initiate transaction；

Step S3 preserves a group key pair in the accounting nodes, sets the accounting nodes to distributed storage account This, and run intelligent contract and verification transaction；

Step S4 preserves a group key pair in the common recognition node, sets the common recognition node to distributed storage account This, and intelligent contract is run, verification transaction sorts between multiple transaction in block and reaches sequence all common recognition nodes Common recognition；

Intelligent contract call instruction is packaged as transaction and proposed, initiated transaction and propose to multiple by step S5, the client Accounting nodes；

Step S6, each accounting nodes are respectively verified the validity that the transaction is proposed and are executed and are verified as effectively handing over Easily propose, returns to proposed issue to the client；

Step S7, the client wait for multiple accounting nodes to respond the transaction proposal, compare the proposed issue, such as Fruit is inconsistent, re-initiates transaction and proposes, submits the proposed issue to node cluster of knowing together if consistent；

Step S8, the common recognition node cluster collect the proposed issue, verify the validity of the proposed issue, to verification Serial number is added for effective proposed issue, when the serial number reaches default serial number threshold value or collects the waiting of the proposed issue Between reach preset time threshold after, the proposed issue is packaged into block undetermined, sends the block undetermined to the book keeping operation Node, at the same verify the transaction in the block undetermined proposal, reject authentication failed transaction propose after will contain only verification at After the transaction proposal of work(is packaged into block and is added to block chain, while accounting nodes receive the block undetermined of common recognition node, verification Transaction in the block undetermined proposes, reject authentication failed transaction propose after will contain only the transaction proposal being proved to be successful and beat It is bundled into block and is added to block chain.

Here, the entire flow that intelligent contract is run on block catenary system is:The client calls intelligent contract Instruction is packaged as transaction and proposes, initiates transaction and proposes to multiple accounting nodes；Each accounting nodes are respectively verified the transaction and are carried The validity of view simultaneously executes to be verified as effectively merchandising and proposes, returns to proposed issue to the client；The client waits for Multiple accounting nodes, which respond the transaction, to be proposed, the proposed issue is compared, and transaction is re-initiated if inconsistent and is proposed, such as Fruit unanimously then submits the proposed issue to node cluster of knowing together；Node cluster of knowing together collects the proposed issue, verifies the proposal As a result validity adds serial number, when the serial number reaches default serial number threshold value or collection to effective proposed issue is verified as After the stand-by period of the proposed issue reaches preset time threshold, the proposed issue is packaged into block undetermined, sends institute Block undetermined is stated to the accounting nodes, while verifying the proposal of the transaction in the block undetermined, rejects the transaction of authentication failed The transaction being proved to be successful will be contained only after proposal and proposes that being packaged into block is added to block chain, while accounting nodes receive common recognition section It does identical verification operation after the block undetermined of point and is packaged into block and be added to block chain.

Heretofore described block chain is realized with Go programming languages, when intelligent contract running environment is that Golang is run, area The message broadcasted on block chain is that intelligent contract executes instruction and as a result, present invention optimizes the mistakes that block chain runs intelligent contract Journey can effectively reduce the server burden of operation block chain link point.

In one embodiment of block chain implementation method of the intelligent contract of operation of the present invention, step S5, the client is by intelligence Energy contract call instruction, which is packaged as transaction, to be proposed, before initiating transaction proposal to multiple accounting nodes, further includes：

It sets the data Layer to include key value database and database management module, for preserving block data and intelligence The data of energy contract generation, offer do additions and deletions to intelligent contract data and change the interface looked into, and the block is defined in the data Layer The structure of distributed account book, account book are made of block chain and world state in chain, wherein the block chain is made of block Retrospective chained list, block are made of block head, block data, metadata, and block is proposed to form by transaction, and the transaction is proposed There are two types of types：Deployment transaction and calling transaction, wherein deployment transaction is that intelligent obligating document is written to the record of block, is remembered Record content includes file source code, deployment people, version number, configuration information, transaction unique mark；It is intelligent contract tune to call transaction With the record of process, record content includes block height where intelligent contract source code, transaction unique mark, intelligent contract method The digital signature of name, call parameters and trade initiator, executor；World state is the collection of the state of all intelligent contracts It closes, state is after intelligent contract is run finally to the expression way of database manipulation；Intelligent contract operation result collects table by read-write Show, read-write collection is made of readset with collection is write, wherein writing the set that collection is the state that an intelligent contract once calls generation, block Data structure can be as shown in Figure 2；

One point to point network of the network layer-management is set, and the network layer includes Data Transport Protocol, node exploration Module, data simultaneous module and broadcast transaction modules, wherein

Data Transport Protocol is a kind of final consistency algorithm, realizes Gossip agreements, is respectively saved for synchronizing block chain The data of point, synchronizing process, which is that transmission-reception-updates within a synchronizing cycle-beaming back-, to be updated-beams back again-newer stream again Journey, each period randomly chooses a node, finally by data dissemination to all nodes；

Node explores the list of known node IP address in one network of module management, this list is initially in deployment block It is manually entered when chain network, when network is added in a new node, exploration module, which generates, explores message, and it includes the node to explore message The mandate and known node list obtained in block chain network, mandate are provided by the authorization layer, Data Transport Protocol hair It send and receives and explore message, first select recipient's node from node listing, then broadcast one and explore message to recipient, recipient Exploration module receive message after compare local known node list, if explored in message comprising locally no node IP Then this IP is increased newly to local node list, if not updating local list not comprising if, exploration is beamed back after the completion of comparison and is rung Should be to the sender for exploring message, probe response content includes the mandate of node itself and updated known node list, is connect It receives people and receives after probe response that content updates local node list in the same fashion according to response, beam back probe response after update again Response message, recipient updates node listing again；

Data simultaneous module sends and receives data synchronization message, and synchronization message is divided into synchronous block height and synchronous block Data, wherein the synchronous block height includes block height, the digital signature of message of node local, the synchronous block Data include to need newer block content, the digital signature of message, the synchronization message equally follow Data Transport Protocol to Other node broadcasts, node timing send synchronous block height message, when discovery recipient's block height is high more than itself block Degree then sends synchronous block data message to obtain newest block；

Broadcast transaction modules are divided into client-side, accounting nodes side and common recognition node side, and different work(are provided for different role Energy.The transaction proposal that application layer generates is sent to accounting nodes by client-side, and operation result is beamed back client by accounting nodes side, Result treatment is transaction message and is sent to common recognition node by client-side, and transaction message includes the handling result of accounting nodes, disappears The digital signature of breath, common recognition node side receive transaction message, and common recognition result is sent after processing to accounting nodes；

The common recognition layer is set, all common recognition nodes are formed into common recognition node cluster, the common recognition node cluster receives client hair Rise transaction and by know together algorithm sort to multiple transaction, it is described know together algorithm be PBFT algorithms realization, can ensure to save Reach an agreement to the sequence of each transaction inside point group；

It includes that digital certificate signs and issues mechanism, Node registry and authentication module that the authorization layer, which is arranged, wherein the authorization layer Block chain network is added in authorization node, verifies the legitimacy of node；The digital certificate signs and issues mechanism by participating in intelligent contract Linked groups safeguard that the digital certificate signs and issues mechanism and holds a group key pair, and key pair is generated by ECDSA algorithms, institute jointly It states digital certificate and signs and issues whole nodes in the public key informing network of the cipher key pair that mechanism holds, the private key of cipher key pair is only signed Hair mechanism itself possesses, and node, which is signed and issued through digital certificate after mechanism authorizes digital certificate and private key, could be added block chain network, Ensure that digital certificate and private key can not be forged by Digital Signature Algorithm, digital signature uses a group key pair, digital signature to use Key pair authority signature and granting are signed and issued by the digital certificate, node must sign and issue machine before network is added to the digital certificate Structure application mandate, digital certificate sign and issue mechanism by being that node generates a group key pair after application, public key and nodal information are protected Save as digital certificate, digital certificate signs and issues mechanism and counted word signature to certificate with own private key, digital certificate and section after signature Point private key is preserved by node, and digital certificate and number is done to message with own private key on all message bands that node is broadcasted in a network Word is signed, other nodes verify the legitimacy of sender after receiving broadcast, and verification is divided into certificate validity checking and certificate Hold inspection, certificate validity checking is whether verification certificate is signed and issued mechanism by the digital certificate and generated, and is tested using ECC algorithm Whether the content for demonstrate,proving digital certificate by the digital certificate signs and issues authority signature, and certificate, which holds inspection, ensures node from the number Certificate issuance mechanism obtains the certificate of certificate and other non-copied nodes, uses ECC algorithm verification broadcasted content, the number of broadcast Whether signature meets the public key in digital certificate；

It includes that digital certificate and secret key management, client SDK, command line interface and far call connect that the application layer, which is arranged, Mouthful, wherein the application layer provides the interactive mode of client and block chain, to client in a manner of code call and order line It includes application authorization API that end, which provides, merchandises and proposes API, Authorization result readjustment API, executes intelligence and about API and implementing result time Adjust API；

The client SDK points are Java SDK, PHP SDK, Go SDK, correspond to the visitor that different programming languages are realized respectively Different programming language codes are converted to JSON character strings and are sent to far call interface by family end, the client SDK；The life It enables line interface that the input of order line is converted to JSON character strings and is sent to far call interface；The far call interface connects It receives and output data format is JSON character strings, pass through http protocol transmission data, wherein

For applying for authorization API, the data of receiving are resolved into application information and are sent to network layer, are returned by Authorization result API is adjusted to notify client；API is proposed for transaction, the data of reception are resolved into intelligent contract call instruction, transaction is generated and carries View uses private key to generate transaction proposal digital signature and is attached to digital certificate and proposes that message is sent to network layer, node as transaction API is adjusted back by the implementing result after local account book update and notifies client.

In block chain realization one embodiment of equipment of the intelligent contract of operation of the present invention, including：

The block chain of the intelligent contract of operation of the present invention realizes in one embodiment of equipment that the digital certificate signs and issues mechanism, Linked groups by participating in intelligent contract safeguard jointly, and the digital certificate signs and issues mechanism and holds a group key pair, key pair by ECDSA algorithms generate, and the digital certificate signs and issues whole nodes, key in the public key informing network of the cipher key pair that mechanism holds The private key of centering is only signed and issued mechanism itself and is possessed, and node signs and issues ability after mechanism authorizes digital certificate and private key through digital certificate Block chain network is added, ensures that digital certificate and private key can not be forged by Digital Signature Algorithm, digital signature uses a group key Right, the key pair that digital signature uses signs and issues authority signature and granting by the digital certificate, and node must be to institute before network is added It states digital certificate and signs and issues mechanism application mandate, digital certificate is signed and issued mechanism by being that node generates a group key pair after application, incited somebody to action Public key and nodal information save as digital certificate, and digital certificate signs and issues mechanism and counted word signature to certificate with own private key, signature Digital certificate afterwards is preserved with node private key by node, on all message bands that node is broadcasted in a network digital certificate and with from Body private key does digital signature to message, other nodes verify the legitimacy of sender after receiving broadcast, and verification is divided into certificate Validity check and certificate hold inspection, and certificate validity checking is whether verification certificate by the digital certificate signs and issues mechanism life At whether the content for verifying digital certificate using ECC algorithm by the digital certificate signs and issues authority signature, and it is true that certificate holds inspection Guarantor's node signs and issues mechanism from the digital certificate and obtains certificate and the certificate of other non-copied nodes, is verified using ECC algorithm wide Broadcast content, whether the digital signature of broadcast meets public key in digital certificate.

The block chain of the intelligent contract of operation of the present invention realizes in one embodiment of equipment that the client SDK is divided into Java SDK, PHP SDK, Go SDK correspond to the client that different programming languages are realized respectively, and the client SDK, being used for will be different Programming language code is converted to JSON character strings and is sent to far call interface；The command line interface is used for order line Input is converted to JSON character strings and is sent to far call interface；The reception of the far call interface and output data format are equal For JSON character strings, it is used to pass through http protocol transmission data, wherein for applying for authorization API, the data of receiving are resolved to Application information is sent to network layer, and adjusting back API by Authorization result notifies client；API is proposed for transaction, by the number of reception It according to intelligent contract call instruction is resolved to, generates transaction and proposes, generated to merchandise with private key and propose digital signature and be attached to digital card Book proposes that message is sent to network layer as transaction, logical by implementing result readjustment API after the account book update of node local Know client.

The detailed content of above-mentioned each equipment and storage medium embodiment, for details, reference can be made to the correspondence portions of each method embodiment Point, here, repeating no more.

Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other The difference of embodiment, just to refer each other for identical similar portion between each embodiment.

Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These Function is implemented in hardware or software actually, depends on the specific application and design constraint of technical solution.Profession Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered Think beyond the scope of this invention.

Obviously, those skilled in the art can carry out invention spirit of the various modification and variations without departing from the present invention And range.If in this way, these modifications and changes of the present invention belong to the claims in the present invention and its equivalent technologies range it Interior, then the present invention is also intended to including these modification and variations.

Claims

1. a kind of block chain implementation method of the intelligent contract of operation, which is characterized in that including：

A group key pair is preserved in the accounting nodes, sets the accounting nodes to distributed storage account book, and run intelligence It can contract and verification transaction；

A group key pair is preserved in the common recognition node, sets the common recognition node to distributed storage account book, and run intelligence The common recognition of sequence is reached in energy contract, verification transaction between multiple transaction sequence in block and all common recognition nodes；

Intelligent contract call instruction is packaged as transaction and proposed by the client, is initiated transaction and is proposed to multiple accounting nodes；

Each accounting nodes, which respectively verify the validity that the transaction is proposed and execute to be verified as effectively merchandising, to be proposed, is returned Proposed issue is to the client；

The client waits for multiple accounting nodes to respond the transaction proposal, the proposed issue is compared, if inconsistent It re-initiates transaction to propose, submits the proposed issue to node cluster of knowing together if consistent；

The common recognition node cluster collects the proposed issue, verifies the validity of the proposed issue, to being verified as effectively carrying It discusses result and adds serial number, reach default when the stand-by period that the serial number reaches default serial number threshold value or collects the proposed issue After time threshold, the proposed issue is packaged into block undetermined, the block undetermined is sent to the accounting nodes, tests simultaneously The transaction demonstrate,proved in the block undetermined is proposed, the transaction proposal being proved to be successful will be contained only after rejecting the transaction proposal of authentication failed It is packaged into block and is added to block chain, while after accounting nodes receive the block undetermined of common recognition node, verify the block undetermined Interior transaction proposes, reject authentication failed transaction propose after will contain only the transaction proposal being proved to be successful and be packaged into block addition To block chain.

2. the block chain implementation method of the intelligent contract of operation as described in claim 1, which is characterized in that the client is by intelligence Energy contract call instruction, which is packaged as transaction, to be proposed, before initiating transaction proposal to multiple accounting nodes, further includes：

The correspondence operating system of the client, accounting nodes and node cluster of knowing together is divided into including data Layer, network layer, common recognition Six parts of layer, contract layer, authorization layer and application layer；

It sets the data Layer to include key value database and database management module, be closed with intelligence for preserving block data The data that about generate provide and do additions and deletions to intelligent contract data and change the interface looked into, in the data Layer defines the block chain The structure of distributed account book, account book are made of block chain and world state, wherein the block chain is chased after by what block formed The chained list to trace back, block are made of block head, block data, metadata, and block is proposed to form by transaction, and the transaction proposal has two Type：Deployment transaction and calling transaction, wherein deployment transaction is that intelligent obligating document is written to the record of block, in record Appearance includes file source code, deployment people, version number, configuration information, transaction unique mark；It is that intelligent contract called to call transaction The record of journey, record content include block height where intelligent contract source code, transaction unique mark, intelligent contract method name, adjust With parameter and the digital signature of trade initiator, executor；World state is the set of the state of all intelligent contracts, shape State is after intelligent contract is run finally to the expression way of database manipulation；Intelligent contract operation result is read by read-write set representations It writes collection to be made of with collection is write readset, wherein write the set that collection is the state that an intelligent contract once calls generation；

One point to point network of the network layer-management is set, the network layer include Data Transport Protocol, node explore module, Data simultaneous module and broadcast transaction modules, wherein Data Transport Protocol is a kind of final consistency algorithm, realizes Gossip Agreement, the data for synchronizing each node of block chain, synchronizing process are transmission-reception-update-hairs within a synchronizing cycle It returns-update-and beams back-newer flow again, one node of each period random selection, finally by data dissemination to all sections again Point；Node explores the list of known node IP address in one network of module management, this list is initially in deployment block link network It is manually entered when network, when network is added in a new node, exploration module, which generates, explores message, and exploration message includes the node in area The mandate and known node list obtained in block chain network, mandate provided by the authorization layer, Data Transport Protocol send and It receives and explores message, first select recipient's node from node listing, then broadcast one and explore message to recipient, the spy of recipient Rope module compares local known node list after receiving message, if exploring in message comprising locally no node IP This IP is increased newly to local node list, and if not updating local list not comprising if, probe response is beamed back extremely after the completion of comparison The sender of message is explored, probe response content includes the mandate of node itself and updated known node list, recipient It receives after probe response that content updates local node list in the same fashion according to response, beams back the sound of probe response after update again Message, recipient is answered to update node listing again；Data simultaneous module sends and receives data synchronization message, and synchronization message is divided into Synchronous block height and synchronous block data, wherein the synchronous block height includes the block height of node local, message Digital signature, the synchronous block data include to need newer block content, the digital signature of message, the synchronization message same Sample follows Data Transport Protocol to other node broadcasts, and node timing sends synchronous block height message, when discovery recipient area Block height then sends synchronous block data message to obtain newest block more than itself block height；Broadcast transaction modules are divided into Client-side, accounting nodes side and common recognition node side, different function is provided for different role.Client-side generates application layer Transaction proposal is sent to accounting nodes, and operation result is beamed back client by accounting nodes side, and result treatment is transaction by client-side Message is simultaneously sent to common recognition node, and transaction message includes the handling result of accounting nodes, the digital signature of message, and common recognition node side connects Transaction message is received, common recognition result is sent after processing to accounting nodes；

The common recognition layer is set, all common recognition nodes are formed into common recognition node cluster, the common recognition node cluster receives what client was initiated It merchandises and is sorted to multiple transaction by algorithm of knowing together, the common recognition algorithm is the realization of PBFT algorithms；

The contract layer is set and includes intelligent contract packing and operating system, contract code check device and transaction flow revolving die block, In, for deployment merchandise, first by the contract code check device to intelligent contract code static scanning to intercept rogue program, lead to Cross after inspection by the packing and the intelligent contract of operating system verification whether can by system operation, by after verification by the transaction Intelligent obligating document is sent to network layer handles by circulation module；It merchandises for calling, first by the contract code check device pair Intelligent contract code static scanning is described by being input to the input parameter for including in transaction after inspection to intercept rogue program It is packaged and operating system, the packing circulates with output operation result to the transaction after the intelligent contract code of operating system operation Operation result processing is that the read-write collection with version number is sent to network layer handles by module, the circulation module；

It includes that digital certificate signs and issues mechanism, Node registry and authentication module that the authorization layer, which is arranged, wherein the authorization layer mandate Block chain network is added in node, verifies the legitimacy of node；

It includes digital certificate and secret key management, client SDK, command line interface and far call interface that the application layer, which is arranged, Wherein, the application layer provides the interactive mode of client and block chain, to client in a manner of code call and order line Offer includes application authorization API, transaction proposal API, Authorization result readjustment API, executes intelligence and about API and implementing result readjustment API。

3. the block chain implementation method of the intelligent contract of operation as claimed in claim 2, which is characterized in that the digital certificate label Mechanism is sent out, the linked groups by participating in intelligent contract safeguard that the digital certificate signs and issues mechanism and holds a group key pair, close jointly To being generated by ECDSA algorithms, the digital certificate is signed and issued all to be saved key in the public key informing network of the cipher key pair that mechanism holds Point, the private key of cipher key pair are only signed and issued mechanism itself and are possessed, and node signs and issues mechanism through digital certificate and authorizes digital certificate and private Block chain network could be added after key, ensure that digital certificate and private key can not be forged by Digital Signature Algorithm, digital signature uses One group key pair, the key pair that digital signature uses sign and issue authority signature and granting by the digital certificate, and network is added in node Before must sign and issue mechanism application mandate to the digital certificate, digital certificate sign and issue mechanism pass through after application for node generate one group it is close Public key and nodal information are saved as digital certificate by key pair, and digital certificate signs and issues mechanism and counted word label to certificate with own private key , the digital certificate after signature is preserved with node private key by node, number card on all message bands that node is broadcasted in a network Book simultaneously does digital signature with own private key to message, other nodes verify the legitimacy of sender after receiving broadcast, verifies It is divided into certificate validity checking and certificate holds inspection, whether certificate validity checking is verification certificate by the digital certificate label It sends out mechanism to generate, whether the content for verifying digital certificate using ECC algorithm by the digital certificate signs and issues authority signature, and certificate is held There is inspection to ensure that node signs and issues mechanism from the digital certificate and obtains certificate and the certificate of other non-copied nodes, is calculated using ECC Method verifies broadcasted content, whether the digital signature of broadcast meets the public key in digital certificate.

4. the block chain implementation method of the intelligent contract of operation as claimed in claim 2, which is characterized in that the client SDK, It is divided into Java SDK, PHP SDK, Go SDK, corresponds to the client that different programming languages are realized respectively, the client SDK will Different programming language codes are converted to JSON character strings and are sent to far call interface；The command line interface is by the defeated of order line Enter to be converted to JSON character strings and is sent to far call interface；The reception of the far call interface and output data format are JSON character strings pass through http protocol transmission data, wherein for applying for authorization API, the data of receiving are resolved to letter of application Breath is sent to network layer, and adjusting back API by Authorization result notifies client；API is proposed for transaction, the data of reception are parsed For intelligent contract call instruction, generate transaction and propose, use private key generate transaction propose digital signature and be attached to digital certificate as Transaction proposes that message is sent to network layer, and adjusting back API by the implementing result after the account book update of node local notifies client End.

5. a kind of block chain of the intelligent contract of operation realizes equipment, which is characterized in that including：

Client, for preserving one group of public and private secret key, and for initiating transaction, wherein the client is used for intelligent contract Call instruction, which is packaged as merchandising, to be proposed, is initiated transaction and is proposed to multiple accounting nodes, and is waited for described in multiple accounting nodes responses Transaction is proposed, the proposed issue is compared, and transaction is re-initiated if inconsistent and is proposed, the proposal is submitted if consistent As a result to common recognition node cluster；

Accounting nodes for preserving a group key pair, and are used for distributed storage account book, the intelligent contract of operation and verification transaction, Wherein, each accounting nodes are used to respectively verify the validity of the transaction proposal and execute to be verified as effectively merchandising and propose, After returning to the block undetermined that proposed issue to the client and accounting nodes receives common recognition node, the block undetermined is verified Interior transaction proposes, reject authentication failed transaction propose after will contain only the transaction proposal being proved to be successful and be packaged into block addition To block chain；

Node of knowing together is used for distributed storage account book, and run intelligent contract, verification transaction is right for preserving a group key pair Multiple transaction in block sort and reach the common recognition of sequence between all common recognition nodes；Wherein, the common recognition node cluster is used for The proposed issue is collected, the validity of the proposed issue is verified, serial number is added to effective proposed issue is verified as, works as institute State serial number reach default serial number threshold value or collect the proposed issue stand-by period reach preset time threshold after, carried described View result is packaged into block undetermined, sends the block undetermined to the accounting nodes, while verifying in the block undetermined Transaction proposes, reject authentication failed transaction propose after will contain only the transaction proposal being proved to be successful and be packaged into block and be added to area Block chain.

6. the block chain of the intelligent contract of operation as claimed in claim 5 realizes equipment, which is characterized in that further include：

Data Layer, including key value database and database management module, the data Layer are closed for preserving block data with intelligence The data that about generate provide and do additions and deletions to intelligent contract data and change the interface looked into, in the data Layer defines the block chain The structure of distributed account book, account book are made of block chain and world state, wherein the block chain is chased after by what block formed The chained list to trace back, block are made of block head, block data, metadata, and block is proposed to form by transaction, and the transaction proposal has two Type：Deployment transaction and calling transaction, wherein deployment transaction is that intelligent obligating document is written to the record of block, in record Appearance includes file source code, deployment people, version number, configuration information, transaction unique mark；It is that intelligent contract called to call transaction The record of journey, record content include block height where intelligent contract source code, transaction unique mark, intelligent contract method name, adjust With parameter and the digital signature of trade initiator, executor；World state is the set of the state of all intelligent contracts, shape State is after intelligent contract is run finally to the expression way of database manipulation；Intelligent contract operation result is read by read-write set representations It writes collection to be made of with collection is write readset, wherein writing the set that collection is the state that an intelligent contract once calls generation；

Network layer, for managing a point to point network, the network layer includes Data Transport Protocol, node exploration module, number According to synchronization module and broadcast transaction modules, wherein Data Transport Protocol is a kind of final consistency algorithm, realizes Gossip associations View, the data for synchronizing each node of block chain, synchronizing process be within a synchronizing cycle transmission-reception-update-beam back- - newer flow again update-is beamed back again, and each period randomly chooses a node, finally by data dissemination to all nodes；Section Point explores module, the list for managing known node IP address in a network, this list is initially in deployment block link network It is manually entered when network, when network is added in a new node, exploration module, which generates, explores message, and exploration message includes the node in area The mandate and known node list obtained in block chain network, mandate provided by the authorization layer, Data Transport Protocol send and It receives and explores message, first select recipient's node from node listing, then broadcast one and explore message to recipient, the spy of recipient Rope module compares local known node list after receiving message, if exploring in message comprising locally no node IP This IP is increased newly to local node list, and if not updating local list not comprising if, probe response is beamed back extremely after the completion of comparison The sender of message is explored, probe response content includes the mandate of node itself and updated known node list, recipient It receives after probe response that content updates local node list in the same fashion according to response, beams back the sound of probe response after update again Message, recipient is answered to update node listing again；The data simultaneous module, for sending and receiving data synchronization message, together Step message is divided into synchronous block height and synchronous block data, wherein the synchronous block height includes the block of node local Highly, the digital signature of message, the synchronous block data include to need newer block content, the digital signature of message, institute It states synchronization message and equally follows Data Transport Protocol to other node broadcasts, node timing sends synchronous block height message, when It was found that recipient's block height then sends synchronous block data message to obtain newest block more than itself block height；It is described Transaction modules are broadcasted, for being divided into client-side, accounting nodes side and common recognition node side, different function is provided for different role. The transaction proposal that application layer generates is sent to accounting nodes by client-side, and operation result is beamed back client by accounting nodes side, visitor Result treatment is transaction message and is sent to common recognition node by family end side, and transaction message includes the handling result of accounting nodes, message Digital signature, common recognition node side receives transaction message, common recognition result is sent after processing to accounting nodes；

Common recognition layer, for all common recognition nodes to be formed common recognition node cluster, the friendship that the common recognition node cluster reception client is initiated It easily and by algorithm of knowing together sorts to multiple transaction, the common recognition algorithm is the realization of PBFT algorithms；

Contract layer, including intelligent contract is packaged and operating system, contract code check device and transaction flow revolving die block, wherein for Deployment transaction, first by the contract code check device to intelligent contract code static scanning to intercept rogue program, pass through inspection Afterwards by the packing and the intelligent contract of operating system verification whether can by system operation, by after verification by the transaction flow revolving die Intelligent obligating document is sent to network layer handles by block；It merchandises for calling, first by the contract code check device to intelligent conjunction About code static scanning to intercept rogue program, by after inspection by the input parameter for including in transaction be input to it is described packing and Output operation result is to the transaction flow revolving die block after operating system, the packing and the intelligent contract code of operating system operation, Operation result processing is that the read-write collection with version number is sent to network layer handles by the circulation module；

Authorization layer, including digital certificate sign and issue mechanism, Node registry and authentication module, wherein the authorization layer authorization node is used In block chain network is added, the legitimacy of node is verified；

Application layer, including digital certificate and secret key management, client SDK, command line interface and far call interface, wherein institute Application layer is stated, the interactive mode for providing client and block chain is carried in a manner of code call and order line to client For including application authorization API, transaction proposal API, Authorization result readjustment API, executing intelligence and about API and implementing result readjustment API。

7. the block chain of the intelligent contract of operation as claimed in claim 6 realizes equipment, which is characterized in that the digital certificate label Mechanism is sent out, the linked groups by participating in intelligent contract safeguard that the digital certificate signs and issues mechanism and holds a group key pair, close jointly To being generated by ECDSA algorithms, the digital certificate is signed and issued all to be saved key in the public key informing network of the cipher key pair that mechanism holds Point, the private key of cipher key pair are only signed and issued mechanism itself and are possessed, and node signs and issues mechanism through digital certificate and authorizes digital certificate and private Block chain network could be added after key, ensure that digital certificate and private key can not be forged by Digital Signature Algorithm, digital signature uses One group key pair, the key pair that digital signature uses sign and issue authority signature and granting by the digital certificate, and network is added in node Before must sign and issue mechanism application mandate to the digital certificate, digital certificate sign and issue mechanism pass through after application for node generate one group it is close Public key and nodal information are saved as digital certificate by key pair, and digital certificate signs and issues mechanism and counted word label to certificate with own private key , the digital certificate after signature is preserved with node private key by node, number card on all message bands that node is broadcasted in a network Book simultaneously does digital signature with own private key to message, other nodes verify the legitimacy of sender after receiving broadcast, verifies It is divided into certificate validity checking and certificate holds inspection, whether certificate validity checking is verification certificate by the digital certificate label It sends out mechanism to generate, whether the content for verifying digital certificate using ECC algorithm by the digital certificate signs and issues authority signature, and certificate is held There is inspection to ensure that node signs and issues mechanism from the digital certificate and obtains certificate and the certificate of other non-copied nodes, is calculated using ECC Method verifies broadcasted content, whether the digital signature of broadcast meets the public key in digital certificate.

8. the block chain of the intelligent contract of operation as claimed in claim 7 realizes equipment, which is characterized in that the client SDK, It is divided into Java SDK, PHP SDK, Go SDK, corresponds to the client that different programming languages are realized respectively, the client SDK is used It is sent to far call interface in different programming language codes are converted to JSON character strings；The command line interface, being used for will The input of order line is converted to JSON character strings and is sent to far call interface；The reception of the far call interface and output number It is JSON character strings according to format, for passing through http protocol transmission data, wherein for applying for authorization API, by the number of receiving It is sent to network layer according to application information is resolved to, adjusting back API by Authorization result notifies client；API is proposed for transaction, it will The data of reception resolve to intelligent contract call instruction, generate transaction and propose, generating transaction with private key proposes digital signature and attached Band digital certificate proposes that message is sent to network layer as transaction, is returned by the implementing result after the account book update of node local API is adjusted to notify client.

9. a kind of computer-readable medium, is stored thereon with computer-readable instruction, the computer-readable instruction can be handled Device is executed to realize method any one of Claims 1-4.

10. a kind of equipment for being handled in network equipment client information, which includes for storing computer program instructions Memory and processor for executing program instructions, wherein when the computer program instructions are executed by the processor, triggering The equipment perform claim requires the method described in any one of 1 to 4.