CN110505223A

CN110505223A - Block chain multichain management method and device

Info

Publication number: CN110505223A
Application number: CN201910753300.XA
Authority: CN
Inventors: 刘攀
Original assignee: Tencent Technology Shenzhen Co Ltd
Current assignee: Tencent Technology Shenzhen Co Ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2019-11-26
Anticipated expiration: 2039-08-15
Also published as: CN111010394B; CN111010394A; CN110505223B

Abstract

This application discloses a kind of block chain multichain management method and devices.The block chain multichain management method is applied to block chain multichain system, block chain multichain system includes multiple block chain nodes, multiple block chains are preserved in each block chain node, multiple block chains include main chain and at least one subchain, block chain multichain management method includes: when the multiple block chains of block chain multichain system are added in the registration of the first subchain in the first subchain common recognition node, and main chain node of knowing together obtains the registration request that the first subchain common recognition node is sent；Main chain knows together node according to registration request, the legitimacy of verifying the first subchain common recognition node；When verifying the first subchain common recognition node is legal, main chain common recognition node passes through the first subchain of preset multichain intelligence contract administration common recognition node.The application avoids the problem of existing block chain multichain management data are easy error, improves block catenary system overall performance, provides a kind of feasible scheme for future block chain multichain management.

Description

Block chain multichain management method and device

Technical field

The present invention relates to field of computer technology, and in particular to a kind of block chain multichain management method and device.

Background technique

Block chain is the novel of the computer technologies such as Distributed Storage, point-to-point transmission, common recognition mechanism, Encryption Algorithm Application model, block chain are a key concepts of bit coin, it is substantially the database of a disintermediation, while conduct The Floor layer Technology of bit coin is a string of data blocks using the associated generation of cryptography method, contains in each data block The information of bit coin network trading, for verifying the validity of its information and generating next block, it is, in general, that block Chain multichain system is made of data Layer, network layer, common recognition layer, excitation layer, contract layer and application layer, and for narrow sense, block chain is A kind of a kind of linked data structure for being sequentially in time combined into data block in such a way that sequence is connected, and with cryptography The distributed account book that can not be distorted He can not forge that mode guarantees, broadly, block chain technology are to utilize block chained record Structure come verify with storing data, using distributed node know together algorithm come generate and more new data, in the way of cryptography Guarantee the safety of data transmission and access, programmed using the intelligent contract being made of automatized script code and operation data A kind of completely new distributed basis framework and calculation.

In the block chain ecosystem, a more and more inevitable problem is exactly to have more and more a plurality of block link network The presence of network causes the presence of multichain environment to be primarily due to several factors: 1, the node of many block chains can be only limitted to some The participant of things or process, such as a supply chain, problem are that many mechanisms in a sub-scene can all have a plurality of subchain, And large corporation but will have a plurality of sub-scene, the result is that company multiple at random can be difficult to unification unconsciously generating The block chain network of management；2, since the second flow demand to block chain itself is very high, so certain block chains can use data Sliced fashion is distributed to every Day Trading and runs on a plurality of block chain, equally will cause managerial difficulty.

There is presently no real solutions can effectively solve the problems, such as that above-mentioned multichain environment exists, and user needs at present Will voluntarily block chain different in the multiple block chain nodes of separate management, cumbersome, data are easy error, and system effectiveness is low Under.

Summary of the invention

The embodiment of the present invention provides a kind of block chain multichain management method and device, extends the property of block chain multichain management Can, block chain technology is enriched in the diversity of business application, provides a kind of feasibility side for future block chain multichain management Case.

In a first aspect, the application provides a kind of block chain multichain management method, it is applied to block chain multichain system, the area Block chain multichain system includes multiple block chain nodes and multiple block chains for being stored in the multiple block chain node, described Multiple block chains include main chain and at least one subchain, and the multiple block chain node includes main chain common recognition node and at least one A subchain is known together node, preserves a subchain in each subchain common recognition node, the block chain multichain management method includes:

When the multiple block chain is added in the registration of the first subchain in the first subchain common recognition node, main chain common recognition node is obtained The registration request that first subchain common recognition node is sent；

The main chain common recognition node is requested according to the registration, verifies the legal of the first subchain common recognition node Property；

When verifying the first subchain common recognition node is legal, the main chain common recognition node passes through the intelligently conjunction of preset multichain About manage the first subchain common recognition node.

In some embodiments of the application, in registration request include in first subchain wound generation block number according to, Common recognition nodal information, first subchain equity size and first subchain to be mortgaged in the first subchain common recognition node The identity of first subchain in common recognition node；

The main chain common recognition node is requested according to the registration, verifies the legal of the first subchain common recognition node Property, comprising:

According to the identity of first subchain, the legitimacy of the first subchain identity is verified；

Detect the legitimacy that generation block number evidence is created in first subchain；

Detect the legitimacy for nodal information of knowing together in the first subchain common recognition node；

Detect the legitimacy of first subchain equity size to be mortgaged；

Created in the first subchain identity, first subchain generation block number according in, first subchain common recognition node altogether When the equity size of knowledge nodal information and first subchain wait mortgaging is legal, then verifies the first subchain common recognition node and close Method.

In some embodiments of the application, first subchain is verified in the identity according to first subchain The legitimacy of identity, comprising:

Whether the identity for detecting first subchain, which meets default generate, standardizes；

Whether the identity for detecting first subchain has been used by other subchains in the block chain multichain system；

It is standardized if the identity of first subchain meets default generate, and not by its in the block chain multichain system His subchain uses, it is determined that the first subchain identity it is legal.

In some embodiments of the application, the legitimacy of detection first subchain equity size to be mortgaged, packet It includes:

Determine whether first subchain equity to be mortgaged meets minimum required by the main chain；

If first subchain equity to be mortgaged meets minimum required by the main chain, it is determined that first son Chain equity size to be mortgaged is legal.

In some embodiments of the application, described when verifying the first subchain common recognition node is legal, the main chain is total Know node and pass through the common recognition node of the first subchain described in preset multichain intelligence contract administration, comprising:

When verifying the first subchain common recognition node is legal, the main chain common recognition node obtains the intelligently conjunction of preset multichain About；

The main chain common recognition node marks the verification result of first subchain by the multichain intelligence contract, and carries out Caching；

The status indication of first subchain is to be activated by the multichain intelligence contract by the main chain common recognition node State, and equity pond is distributed for first subchain.

In some embodiments of the application, described when verifying the first subchain common recognition node is legal, the main chain is total Know node and pass through the common recognition node of the first subchain described in preset multichain intelligence contract administration, further includes:

Verify first subchain common recognition node it is legal when, the main chain common recognition node is by the verifying of first subchain As a result it is broadcasted in the block chain multichain system；

It, will after node of respectively knowing together in the block chain multichain system reaches common understanding to the verification result of first subchain The main chain account book is written in the verification result of first subchain of caching and the state of first subchain, and described in return The verification result of first subchain gives first subchain common recognition node.

In some embodiments of the application, the block chain multichain management method further include:

The main chain common recognition node receives the request for the security interest transaction that the first subchain common recognition node is sent, described It include the identity of first subchain in request；

The legitimacy of main chain common recognition node security interest according to requests verification transaction；

If the security interest transaction is legal, the main chain common recognition node is run described in the multichain intelligence contract execution Security interest transaction.

In some embodiments of the application, main chain common recognition node security interest according to requests verification transaction Legitimacy, comprising:

By the identity of first subchain, determine in the main chain account book with the presence or absence of first subchain Register information；

Detect whether the first subchain common recognition node has enough equity mortgages on the main chain；

When the identity of first subchain meet it is default generate specification, there are first sons in the main chain account book The registration information of chain and first subchain common recognition node on the main chain have enough equity mortgages, it is determined that The security interest is traded legal.

In some embodiments of the application, if security interest transaction is legal, the main chain common recognition node fortune The row multichain intelligence contract executes the security interest transaction, comprising:

If the security interest transaction is legal, the main chain common recognition node is from first subchain common recognition node described Equity remaining sum on main chain deducts equity to be mortgaged, and the equity to be mortgaged is added to inside target equity pond, institute Stating target equity pond is first subchain on the main chain, the equity pond distributed by the multichain intelligence contract；

Check whether target equity pond reaches first subchain and wait for the size of security interest, it, will be described if reaching The status indication of first subchain is state of activation, and saves state activation result；

The main chain common recognition node broadcasts the state activation result in the block chain multichain system, so that institute Node of respectively knowing together in block chain multichain system is stated to reach common understanding to the state activation result；

After node of respectively knowing together in the block chain multichain system reaches common understanding to the state activation result, by the shape The main chain account book is written in state activation result, and the state activation result is returned to the first subchain common recognition node.

When the second subchain exits the multiple block chain in the multiple block chain, main chain common recognition node obtains the What two subchains common recognition node was sent exits request, described to exit the identity that request includes second subchain；

The legitimacy of request is exited described in the main chain common recognition node verification；

The legal of request is exited if described, and the main chain common recognition node runs the multichain intelligence contract, realizes described the Two subchains exit the multiple block chain.

In some embodiments of the application, the legitimacy of request is exited described in the main chain common recognition node verification, comprising:

Request is exited according to described, the signature legitimacy of request is exited described in verification；

Detect the identity of second subchain, if meet default generate and standardize；

The registration of second subchain can be found in the main chain account book by the identity of second subchain Register information；

If finding, whether the state for detecting second subchain is in be activated or state of activation；

When the identity of legal, described second subchain of signature for exiting request meets the default specification, described of generating There are the states of the registration information of second subchain and second subchain to be in be activated or in main chain account book State of activation, it is determined that described to exit the legal of request.

In some embodiments of the application, if described exit the legal of request, the main chain common recognition node runs institute Multichain intelligence contract is stated, realizes that second subchain exits the multiple block chain, comprising:

If described exit the legal of request, the main chain common recognition node runs the multichain intelligence contract, moves back described in label The processing result requested out, and state to be retired is set by the state of second subchain.

The main chain common recognition node broadcasts the processing result for exiting request in the block chain multichain system, with So that node of respectively knowing together in the block chain multichain system reaches common understanding to the processing result for exiting request；

It, will after node of respectively knowing together in the block chain multichain system reaches common understanding to the processing result for exiting request The processing result for exiting request is written the main chain account book, and the processing result for exiting request is returned to described the Two subchains common recognition node.

After node of respectively knowing together in the block chain multichain system reaches common understanding to the processing result for exiting request, institute State main chain common recognition node be second subchain open up an exit time window, in the block chain multichain system in institute Stating main chain has each subchain node of security interest to fetch mortgage, and punishes second subchain to main chain complaint.

The main chain common recognition node obtains the statement request that the third subchain common recognition node is sent, the statement request packet Include second main chain irregularity evidence in the block chain multichain system；

The legitimacy of request is stated described in the main chain common recognition node verification；

If the statement request is legal, the main chain common recognition node runs the multichain intelligence contract, does not conform to described Rule evidence is broadcasted in the block chain multichain system, so that respectively knowing together node to institute in the block chain multichain system Irregularity evidence is stated to reach common understanding；

After node of respectively knowing together in the block chain multichain system reaches common understanding to the irregularity evidence, do not conform to described It advises evidence and the main chain account book is written；

If node of respectively knowing together in the block chain multichain system reaches common understanding to the irregularity evidence main for described second Chain irregularity in the block chain multichain system, the main chain common recognition node is to second subchain in the block chain multichain Security interest in system is punished.

When generating new target block in the 4th subchain in the multiple block chain, the main chain common recognition node receives institute State the target block that the corresponding subchain common recognition node of the 4th subchain is sent；

The legitimacy of target block described in the main chain common recognition node verification；

Verify the target block it is legal when, the target block is updated to the main chain account book the corresponding 4th In subchain.

In some embodiments of the application, the legitimacy of target block described in the main chain common recognition node verification, comprising:

Verify the signature legitimacy of the target block；

The identity of the 4th subchain is obtained according to the target block；

Verify the legitimacy of the identity of the 4th subchain；

Letter is stepped on according to whether the identity of the 4th subchain detection the 4th subchain has registration in the main chain Breath；

If the 4th subchain steps on information in the presence of registration in the main chain, judge whether the state of the 4th subchain is in State of activation；

When legal, described 4th subchain of the identity of legal, described 4th subchain of signature of the target block exists When the state that the main chain steps on information and the 4th subchain in the presence of registration is active, determine that the target block is closed Method.

Second aspect, the application provide a kind of block chain multichain managing device, are applied to block chain multichain system, the area Block chain multichain system includes multiple block chain nodes and multiple block chains for being stored in the multiple block chain node, described Multiple block chains include main chain and at least one subchain, and the multiple block chain node includes main chain common recognition node and at least one A subchain is known together node, preserves a subchain in each subchain common recognition node, the block chain multichain managing device includes:

Acquiring unit, for obtaining when the multiple block chain is added in the registration of the first subchain in the first subchain common recognition node The registration request for taking the first subchain common recognition node to send；

Authentication unit verifies the legitimacy of the first subchain common recognition node for requesting according to the registration；

Administrative unit, for passing through preset multichain intelligence contract when verifying the first subchain common recognition node is legal Manage the first subchain common recognition node.

The authentication unit is specifically used for:

Detect the legitimacy of first subchain equity size to be mortgaged；

In some embodiments of the application, the authentication unit is specifically used for:

In some embodiments of the application, the administrative unit is specifically used for:

In some embodiments of the application, the administrative unit is specifically also used to:

In some embodiments of the application, the administrative unit is specifically specifically used for:

Verify the signature legitimacy of the target block；

The identity of the 4th subchain is obtained according to the target block；

Verify the legitimacy of the identity of the 4th subchain；

The third aspect, the application provide a kind of terminal device, including processor and memory, store in the memory Computer program, when the computer program is executed by the processor, so that the processor executes following steps:

Fourth aspect, the application provide a kind of computer readable storage medium, are stored thereon with computer program, the meter Calculation machine program is loaded by processor, to execute the step in block chain multichain management method described in any one of first aspect Suddenly.

A kind of block chain multichain management method and device are provided in the embodiment of the present application in block chain multichain system, when One subchain knows together the first subchain registration in node when the multiple block chains of block chain multichain system are added, and main chain node of knowing together obtains the The registration request that one subchain common recognition node is sent；Main chain knows together node according to registration request, and the first subchain of verifying is total Know the legitimacy of node；When verifying the first subchain common recognition node is legal, main chain common recognition node passes through the intelligently conjunction of preset multichain About manage the first subchain common recognition node.A kind of decentralization method for administering block chain multichain, son are provided in the embodiment of the present application Chain can be registered and be run in main chain by multichain intelligence contract, and can be known together the multiple subchains of node administration by main chain, The application extends the performance of block chain multichain management, enriches block chain technology in the usage mode of business application, block chain The problem of multichain management is simple, and data are easy error when avoiding existing block chain multichain separate management, it is more to improve block chain Catenary system overall performance provides a kind of feasible scheme for future block chain multichain management.

Detailed description of the invention

To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached Figure.

Fig. 1 is one embodiment schematic diagram of a scenario of block chain multichain system provided in an embodiment of the present invention；

Fig. 2 is one embodiment flow diagram of block chain multichain management method provided in an embodiment of the present invention；

Fig. 3 is one embodiment flow diagram of step 202 in the embodiment of the present invention；

Fig. 4 is one embodiment flow diagram of step 203 in the embodiment of the present invention；

Fig. 5 is the embodiment of the present invention on the basis of Fig. 2 embodiment, another embodiment stream of block chain multichain management method Journey schematic diagram；

Fig. 6 is the embodiment of the present invention on the basis of Fig. 2 embodiment, another embodiment stream of block chain multichain management method Journey schematic diagram；

Fig. 7 is one embodiment structural schematic diagram of block chain multichain managing device provided in an embodiment of the present invention；

Fig. 8 is the structural schematic diagram of terminal device provided in an embodiment of the present invention.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those skilled in the art's every other implementation obtained without creative efforts Example, shall fall within the protection scope of the present invention.

In the following description, specific embodiments of the present invention will refer to the step as performed by one or multi-section computer And symbol illustrates, unless otherwise indicated.Therefore, these steps and operation will have to mention for several times is executed by computer, this paper institute The computer execution of finger includes by representing with the computer processing unit of the electronic signal of the data in a structuring pattern Operation.This operation is converted at the data or the position being maintained in the memory system of the computer, reconfigurable Or in addition change the running of the computer in mode known to the tester of this field.The maintained data structure of the data For the provider location of the memory, there is the specific feature as defined in the data format.But the principle of the invention is with above-mentioned text Word illustrates that be not represented as a kind of limitation, this field tester will appreciate that plurality of step and behaviour as described below Also it may be implemented in hardware.

Term as used herein " module " or " unit " can regard the software object to execute in the arithmetic system as.This Different components, module, engine and service described in text can be regarded as the objective for implementation in the arithmetic system.And it is as described herein Device and method is preferably implemented in the form of software, can also be implemented on hardware certainly, protects in the present invention Within the scope of.

The basic concepts being related in the embodiment of the present invention are introduced first below:

Block chain: block chain is the computers skills such as Distributed Storage, point-to-point transmission, common recognition mechanism, Encryption Algorithm The new application mode of art, block chain are a key concepts of bit coin, it is substantially the database of a disintermediation, Floor layer Technology as bit coin simultaneously is a string using the associated data block generated of cryptography method, each data block In contain the information of a bit coin network trading, for verifying the validity of its information and generating next block, generally In fact, block chain multichain system is made of data Layer, network layer, common recognition layer, excitation layer, contract layer and application layer, for narrow sense, Block chain is a kind of a kind of linked data structure for being sequentially in time combined into data block in such a way that sequence is connected, and The distributed account book that can not be distorted He can not forge guaranteed in a manner of cryptography, broadly, block chain technology are to utilize block Linked data structure knows together algorithm with storing data, using distributed node and generates and more new data, utilize password to verify Mode guarantees the safety of data transmission and access, programs and grasp using the intelligent contract being made of automatized script code Make one kind of data completely new distributed basis framework and calculation.

Intelligent contract: being a set of agreement for defining in digital form, propagating, verify or executing, including contract participant can To execute the agreement of these agreements above.Intelligent contract permission carries out credible transaction in no third-party situation, these It trades traceable and irreversible.

Block chain multichain: for improving the solution of block chain scalability, a block chain multichain i.e. block chain node A plurality of block chain can be run, every block chain has oneself independent account book data (block data), trades on different blocks chain All execute parallel.

Create generation block: first block data in block chain account book, the first block as block chain.

Referring to Fig. 1, Fig. 1 is the schematic diagram of a scenario of block chain multichain system provided by the embodiment of the present invention, the area Block chain multichain system includes multiple block chain nodes and multiple block chains for being stored in multiple block chain nodes, multiple area It include main chain (main block chain) and at least one subchain (sub-block chain) in block chain.Wherein, it is wrapped in multiple block chain node Main chain common recognition node 100 and at least one subchain common recognition node 200 are included, preserves a subchain in each subchain common recognition node, The subchain is the block chain of corresponding with service in subchain common recognition node, after subchain is added in block chain multichain system, each subchain The channel interacted with other subchains is established, for example, by taking block chain multichain system is applied in logistics field as an example, logistics field packet Businessman and logistics platform are included, the corresponding node of businessman (in the terminal device of such as businessman) can preserve the subchain of merchant transaction, Logistics platform (the corresponding server of such as logistics platform) can save the subchain of logistics record.

Main chain common recognition node 100 is mainly used for when the first subchain registration in the first subchain common recognition node in the embodiment of the present invention When the multiple block chain is added, the registration request that the first subchain common recognition node is sent is obtained；According to the registration The legitimacy of the first subchain common recognition node is verified in request；When verifying the first subchain common recognition node is legal, by pre- If multichain intelligence contract administration described in the first subchain know together node.

Wherein, multichain intelligence contract is deployed on the main chain of multichain, the life cycle of subchain by multichain intelligence contract administration, Every subchain is all independent block chain in multichain, possesses oneself block chain common recognition mechanism and account book data, has oneself unique Identity.

In the embodiment of the present invention, block chain node can be terminal device, such as user terminal or server, wherein clothes Business device can be independent server, be also possible to the server network or server cluster of server composition, for example, of the invention Server described in embodiment comprising but it is not limited to computer, network host, single network server, multiple networks The Cloud Server that server set or multiple servers are constituted.Wherein, Cloud Server is by being based on cloud computing (Cloud Computing) A large number of computers or network servers constitute.It, can be by any between server and user terminal in the embodiment of the present invention Communication mode realizes that communication is including but not limited to based on third generation partner program (3rd Generation Partnership Project, 3GPP), long term evolution (Long Term Evolution, LTE), global intercommunication microwave access The mobile communication of (Worldwide Interoperability for Microwave Access, WiMAX), or it is based on TCP/ IP agreement race (TCP/IP Protocol Suite, TCP/IP), User Datagram Protocol (User Datagram Protocol, UDP) the computer network communication etc. of agreement.

It is understood that user terminal used in the embodiment of the present invention had both included receiving and emitting setting for hardware It is standby, that is, there is the reception that on bidirectional communication link, can execute two-way communication and emits the equipment of hardware.This user terminal Equipment may include: honeycomb or other communication equipments, with single line display or multi-line display or no multi-line The honeycomb of display or other communication equipments.Specific user terminal specifically can be terminal console or mobile terminal, and user is whole End specifically can be with one of mobile phone, tablet computer, laptop etc..

It will be understood by those skilled in the art that application environment shown in Fig. 1, only with a kind of application of application scheme Scene, does not constitute the restriction to application scheme application scenarios, other application environments can also include than shown in Fig. 1 more More or less block chain node or server network connection relationship, example only show a part of block chain node as shown in figure 1, It should be understood that the block chain multichain system can also more block chain nodes, this is not limited here.

It should be noted that the schematic diagram of a scenario of block chain multichain system shown in FIG. 1 is only an example, the present invention The block chain multichain system and scene of embodiment description are the technical solutions in order to more clearly illustrate the embodiment of the present invention, The restriction for technical solution provided in an embodiment of the present invention is not constituted, those of ordinary skill in the art are it is found that with block The differentiation of chain multichain system and the appearance of new business scene, technical solution provided in an embodiment of the present invention ask similar technology Topic, it is equally applicable.

It is described in detail combined with specific embodiments below.

In the present embodiment, it will be described from the angle of block chain multichain managing device, block chain multichain management dress Setting specifically can integrate in terminal device.

As shown in Fig. 2, for one embodiment flow diagram of block chain multichain management method in the embodiment of the present invention, it should The executing subject of block chain multichain management method is the block chain multichain managing device in main chain common recognition node, the block chain multichain Management method includes:

201, when multiple block chains are added in the registration of the first subchain in the first subchain common recognition node, main chain common recognition node is obtained The registration request that first subchain common recognition node is sent.

In the present embodiment, when there is new block chain thought of as being added in multichain for subchain, need the identity mark of oneself Know, the wound generation block message of block account book, the equity size of common recognition nodal information and plan mortgage that subchain common recognition is administered is packaged It is sent on main chain and is registered at transaction data.

It can include described the at this point, the block chain that the first subchain, that is, multichain to be added is new, in registration request It is big according to nodal information, first subchain equity to be mortgaged of knowing together in, first subchain common recognition node that generation block number is created in one subchain The identity (such as identity ID of the first subchain) of first subchain in small and first subchain common recognition node.

202, main chain common recognition node is requested according to the registration, the legitimacy of verifying the first subchain common recognition node.

When include in registration request in first subchain wound generation block number according in, first subchain common recognition node The identity mark of first subchain in nodal information, first subchain of knowing together equity size to be mortgaged and first subchain common recognition node When knowledge, at this point, verifying first subchain is known together as shown in figure 3, main chain common recognition node is requested according to the registration The legitimacy of node may include:

301, according to the identity of the first subchain, the legitimacy of the first subchain identity is verified.

Wherein, according to the identity of the first subchain, the legitimacy for verifying the first subchain identity be can specifically include:

(1) whether the identity for detecting the first subchain, which meets default generate, standardizes.

Block chain subchain identity is previously provided with specifically in block chain multichain system in the embodiment of the present invention Specification is generated, for example, number designation, letter or its combination etc., whether the identity that this step can be detected the first subchain is accorded with Default generate is closed to standardize.

(2) whether the identity for detecting the first subchain has been used by other subchains in the block chain multichain system.

When the identity of the first subchain is used by other subchains in the block chain multichain system, that is, indicate there may be Conflict, the identity of the first subchain cannot be identical as the identity of other subchains in the block chain multichain system.

(3) if the identity of the first subchain meets default generate and standardizes, and not by its in the block chain multichain system His subchain uses, it is determined that the first subchain identity it is legal.

302, the legitimacy that generation block number evidence is created in the first subchain is detected.

First block constructed earliest is known as creating generation block in first subchain, possesses a unique identity number. In first subchain in addition to creating generation block, the block of each subsequent foundation includes two identity, and one is the block itself Block number, the other is the block number of preamble block.By the front and back points relationship between block number, all blocks, which are sequentially connected, just to be constituted Block chain.

303, the legitimacy for nodal information of knowing together in the first subchain common recognition node is detected.

Specifically, for example detecting common recognition nodal information in first subchain common recognition node determines first subchain common recognition node Whether the condition that is added block chain multichain is had, such as by common recognition nodal information in the first subchain common recognition node to the first subchain Node of knowing together carries out authentication, is verified, i.e. the legal of nodal information of knowing together in the first subchain common recognition node.

304, the legitimacy of the first subchain of detection equity size to be mortgaged.

Specifically, the legitimacy for detecting first subchain equity size to be mortgaged, may include: to determine first Whether subchain equity to be mortgaged meets minimum required by the main chain；Described in if the first subchain equity to be mortgaged meets Minimum required by main chain, it is determined that the first subchain equity size to be mortgaged is legal.

Equity also refers to the virtual objects in block catenary system, such as gift, ideal money etc., equity in the present invention Size refers to the number or numerical value of virtual objects.

305, generation block number is created in the first subchain identity, the first subchain according to common recognition node letter in, the first subchain common recognition node When breath and equity size of first subchain wait mortgaging are legal, then it is legal to verify the first subchain common recognition node.

Specifically, creating generation block number in the first subchain identity, the first subchain according to node of knowing together in, the first subchain common recognition node In the equity size of information and the first subchain wait mortgaging there are one it is illegal when, verifying the first subchain common recognition node it is illegal.

203, when verifying the first subchain common recognition node is legal, main chain common recognition node passes through preset multichain intelligence contract pipe Manage the first subchain common recognition node.

Wherein, as shown in figure 4, the main chain common recognition node passes through when verifying the first subchain common recognition node is legal The common recognition node of first subchain described in preset multichain intelligence contract administration, can specifically include:

401, when verifying the first subchain common recognition node is legal, main chain common recognition node obtains preset multichain intelligence contract；

402, main chain common recognition node marks the verification result of first subchain by multichain intelligence contract, and is delayed It deposits；

403, the status indication of the first subchain is state to be activated by the multichain intelligence contract by main chain common recognition node, And equity pond is distributed for first subchain.

In some embodiment of the invention, when verifying the first subchain common recognition node is legal, the main chain common recognition section Point can further include: described in verifying by the common recognition node of the first subchain described in preset multichain intelligence contract administration When first subchain common recognition node is legal, the main chain common recognition node is more in the block chain by the verification result of first subchain Broadcast in catenary system；Node of respectively knowing together in the block chain multichain system reaches common understanding to the verification result of first subchain Afterwards, the main chain account book is written into the state of the verification result of first subchain of caching and first subchain, and returned The verification result for returning first subchain gives first subchain common recognition node.

In the embodiment of the present invention, node of respectively knowing together in block chain multichain system is to some objective results (such as the first subchain Verification result or subsequent embodiment in state activation result, processing result) or target data (irregularity in such as subsequent embodiment Evidence) reach common understanding, it can be main chain common recognition node and broadcast the objective result or target data in block chain multichain system, So that node of respectively knowing together in block chain multichain system (can be each subchain common recognition node) receives the objective result and number of targets According to, and verified, feedback validation is as a result, main chain common recognition node can be according to the original that the minority is subordinate to the majority in block chain technology Then, reach common understanding, in a specific embodiment, for including 50 subchain common recognition nodes in block chain multichain system, when For main chain common recognition node by A data after the broadcast of block chain, which receives the A data, and is verified, Feed back the verification result of A data after verifying, it is such as legal or illegal, if the wherein A data of 45 subchains common recognition node feeding back Verification result is " legal ", and in addition the verification result of the A data of 5 subchain common recognition node feeding backs is " illegal ", according to block The principle that the minority is subordinate to the majority in chain technology, each common recognition node in block chain multichain system reach the A data " legal " Common recognition.

A kind of block chain multichain management method and device are provided in the embodiment of the present invention in block chain multichain system, when One subchain knows together the first subchain registration in node when the multiple block chains of block chain multichain system are added, and main chain node of knowing together obtains the The registration request that one subchain common recognition node is sent；Main chain knows together node according to registration request, and the first subchain of verifying is total Know the legitimacy of node；When verifying the first subchain common recognition node is legal, main chain common recognition node passes through the intelligently conjunction of preset multichain About manage the first subchain common recognition node.A kind of decentralization method for administering block chain multichain, son are provided in the embodiment of the present invention Chain can be registered and be run in main chain by multichain intelligence contract, and can be known together the multiple subchains of node administration by main chain, The application extends the performance of block chain multichain management, enriches block chain technology in the usage mode of business application, block chain The problem of multichain management is simple, and data are easy error when avoiding existing block chain multichain separate management, it is more to improve block chain Catenary system overall performance provides a kind of feasible scheme for future block chain multichain management.

When the first subchain is after block chain multichain is applied for the registration of successfully, need on the first subchain common recognition node chain linked to owner mortgage The equity for stating promise is used to activate the first subchain in block chain multichain system, as shown in figure 5, in some embodiment of the invention, The block chain multichain management method can also include:

501, main chain common recognition node receives the request for the security interest transaction that the first subchain common recognition node is sent.

It wherein include the identity of first subchain in the request of security interest transaction.

502, the legitimacy of main chain common recognition node security interest according to requests verification transaction.

It, can be with specifically, the legitimacy of main chain common recognition node security interest according to requests verification transaction It include: to detect the identity of first subchain whether to meet and default generate specification；Pass through the identity mark of first subchain Know, determines the registration information that whether there is first subchain in the main chain account book；It is total to detect first subchain Know whether node has enough equity mortgages on the main chain；When the identity of first subchain meets default generation In specification, the main chain account book there are the registration information of first subchain and first subchain common recognition node in institute Stating has enough equity mortgages on main chain, it is determined that the security interest is traded legal, otherwise, it determines the security interest That trades is illegal.

If 503, legal, the main chain common recognition node operation multichain intelligence contract execution security interest friendship of security interest transaction Easily.

In some embodiment of the invention, if legal, the main chain common recognition node fortune of security interest transaction The row multichain intelligence contract executes the security interest transaction, may include:

(1) if security interest transaction it is legal, the main chain know together node from the first subchain common recognition node on main chain Equity remaining sum deducts equity to be mortgaged, and equity to be mortgaged is added to inside target equity pond, target equity Chi Wei One subchain is on the main chain, by the equity pond of multichain intelligence contract distribution；

(2) main chain common recognition node checks whether target equity pond reaches the first subchain and wait for the size of security interest, if reaching, It is state of activation by the status indication of the first subchain, and saves state activation result.

(3) main chain common recognition node broadcasts state activation result in the block chain multichain system, so that block chain Node of respectively knowing together in multichain system reaches common understanding to state activation result.

(4) after node of respectively knowing together in block chain multichain system reaches common understanding to state activation result, by state activation knot The main chain account book is written in fruit, and the state activation result is returned to the first subchain common recognition node.

In the embodiment of the present invention, when subchain is wanted to exit multiple block chains in block chain multichain system, chain linked to owner is needed to mention Application is exited in friendship, specifically, as shown in fig. 6, the block chain multichain management method can also include:

601, when the second subchain exits the multiple block chain in multiple block chains, main chain common recognition node obtains the second son What chain common recognition node was sent exits request.

Wherein, the second subchain is one in multiple block chains, this exits the identity mark that request includes second subchain Know.

602, the legitimacy of request is exited described in main chain common recognition node verification.

Wherein, the legitimacy of request is exited described in the main chain common recognition node verification, detailed process is as follows:

(1) according to request is exited, the signature legitimacy of request is exited in verification.

(2) identity of the second subchain is detected, if meet default generate and standardize.

(3) the registration letter of second subchain can be found in main chain account book by the identity of the second subchain Breath.

(4) if finding, whether the state of the second subchain of detection is in be activated or state of activation；

(5) when the identity of legal, described second subchain of signature for exiting request meets default generation specification, institute State in main chain account book there are the state of the registration information of second subchain and second subchain be in it is to be activated or State of activation, it is determined that it is described to exit the legal of request, otherwise, it determines it is illegal to exit request.

If 603, exiting the legal of request, main chain common recognition node runs multichain intelligence contract, realizes that second subchain is moved back Multiple block chains out.

If the main chain common recognition node runs the multichain intelligence contract specifically, described exit the legal of request, It realizes that second subchain exits the multiple block chain, specifically includes: if described exit the legal of request, the main chain common recognition Node runs the multichain intelligence contract, exits the processing result of request described in label, and set the state of the second subchain to State to be retired.

In some embodiment of the invention, the block chain multichain management method can also include: that main chain common recognition node is incited somebody to action The processing result for exiting request is broadcasted in block chain multichain system, so that node of respectively knowing together in block chain multichain system Reach common understanding to the processing result for exiting request；Request is exited to described when respectively knowing together node in block chain multichain system After processing result is reached common understanding, the main chain account book is written into the processing result for exiting request, and exit request for described Processing result return to second subchain common recognition node.

In addition, after node of respectively knowing together in block chain multichain system reaches common understanding to the processing result for exiting request, Main chain common recognition node can also open up an exit time window for second subchain, in the block chain multichain system Mortgage is fetched in each subchain node that the main chain has security interest, and appeals the second subchain of punishment to the main chain.Wherein, Punish that the second subchain can refer to that confiscate the second subchain some or all of mortgages equity in block catenary system.

In this way by the equity of subchain in multichain intelligence contract administration block chain multichain system, when there is subchain to do evil It waits, penalty mechanism in multichain intelligence contract can be run to confiscate the equity of subchain, improve the safety and fairness of multichain.

In some embodiment of the invention, when in block chain multichain system subchain before exiting, block chain multichain system In other subchain nodes can lodge a complaint, charge the subchain and do evil behavior, detailed process is as follows:

(1) main chain common recognition node obtains the statement request that the third subchain common recognition node is sent, the statement request packet Include second main chain irregularity evidence in the block chain multichain system；

(2) legitimacy of request is stated described in main chain common recognition node verification；

(3) if described would state the legal of request, the main chain common recognition node runs the multichain intelligence contract, by described in not It closes rule evidence to be broadcasted in block chain multichain system, so that node of respectively knowing together in block chain multichain system does not conform to described Rule evidence is reached common understanding；

(4) after node of respectively knowing together in block chain multichain system reaches common understanding to the irregularity evidence, do not conform to described It advises evidence and the main chain account book is written；

(5) if node of respectively knowing together in block chain multichain system reaches common understanding for second main chain to the irregularity evidence The irregularity in the block chain multichain system, main chain common recognition node supporting in the block chain multichain system to the second subchain Equity is given as security to be punished.

When in subchain operational process, can constantly generate new block in block chain multichain system, at this point, main chain needs same step Chain block chain account book state, detailed process are as follows:

(1) when generating new target block in the 4th subchain in the multiple block chain, the main chain common recognition node is connect Receive the target block that the corresponding subchain common recognition node of the 4th subchain is sent；

(2) legitimacy of target block described in main chain common recognition node verification.

Wherein, the legitimacy of target block described in main chain common recognition node verification may include: the verifying target block Signature legitimacy；The identity of the 4th subchain is obtained according to the target block；Verify the identity of the 4th subchain The legitimacy of mark；It is registered according to whether the identity of the 4th subchain detection the 4th subchain exists in the main chain Step on information；If the 4th subchain steps on information in the presence of registration in the main chain, judge whether the state of the 4th subchain is in State of activation；When legal, described 4th subchain of the identity of legal, described 4th subchain of signature of the target block exists When the state that the main chain steps on information and the 4th subchain in the presence of registration is active, determine that the target block is closed Method, otherwise, it determines target block is illegal.

(3) verify the target block it is legal when, the target block is updated corresponding to the main chain account book In 4th subchain.

In order to more preferably implement block chain multichain management method in the embodiment of the present invention, on block chain multichain management method basis On, a kind of block chain multichain managing device is also provided in the embodiment of the present invention, which is applied to eventually End equipment, as shown in fig. 7, the block chain multichain managing device 700 includes:

Acquiring unit 701 is used for when the multiple block chain is added in the registration of the first subchain in the first subchain common recognition node, Obtain the registration request that the first subchain common recognition node is sent；

Authentication unit 702 verifies the legal of the first subchain common recognition node for requesting according to the registration Property；

Administrative unit 703, for passing through preset multichain and intelligently closing when verifying the first subchain common recognition node is legal About manage the first subchain common recognition node.

The authentication unit 702 is specifically used for:

Detect the legitimacy of first subchain equity size to be mortgaged；

In some embodiments of the application, the authentication unit 702 is specifically used for:

In some embodiments of the application, the administrative unit 703 is specifically used for:

In some embodiments of the application, the administrative unit 703 is specifically also used to:

In some embodiments of the application, the administrative unit 703 is specifically specifically used for:

After reaching common understanding in main chain common recognition node to the processing result for exiting request, the main chain common recognition section Point is that second subchain opens up an exit time window, for having mortgage in the main chain in the block chain multichain system Each subchain node of equity fetches mortgage, and punishes second subchain to main chain complaint.

Verify the signature legitimacy of the target block；

The identity of the 4th subchain is obtained according to the target block；

Verify the legitimacy of the identity of the 4th subchain；

A kind of block chain multichain management method and device are provided in the embodiment of the present invention in block chain multichain system, when One subchain knows together the first subchain registration in node when the multiple block chains of block chain multichain system are added, and acquiring unit 701 obtains the The registration request that one subchain common recognition node is sent；Authentication unit 702 is requested according to registration, verifying the first subchain common recognition The legitimacy of node；When verifying the first subchain common recognition node is legal, administrative unit 703 passes through preset more administrative unit 703 Chain intelligence the first subchain of contract administration common recognition node.A kind of decentralization for administering block chain multichain is provided in the embodiment of the present application Method, subchain can be registered and be run in main chain by multichain intelligence contract, and the node administration that can be known together by main chain is more A subchain, the application extend the performance of block chain multichain management, enrich block chain technology in the usage mode of business application, The problem of management of block chain multichain is simple, and data are easy error when avoiding existing block chain multichain separate management, improves area Block chain multichain systematic entirety energy provides a kind of feasible scheme for future block chain multichain management.

The embodiment of the present invention also provides a kind of terminal device, including processor and memory, stores in the memory Computer program, when the computer program is executed by the processor, so that the processor executes following steps:

As shown in figure 8, it illustrates the structural schematic diagrams of terminal device involved in the embodiment of the present invention, specifically:

The terminal device may include one or more than one processing core processor 801, one or more The components such as memory 802, power supply 803 and the input unit 804 of computer readable storage medium.Those skilled in the art can manage It solves, terminal device structure shown in Fig. 8 does not constitute the restriction to terminal device, may include more more or fewer than illustrating Component perhaps combines certain components or different component layouts.Wherein:

Processor 801 is the control centre of the terminal device, utilizes various interfaces and the entire terminal device of connection Various pieces by running or execute the software program and/or module that are stored in memory 802, and are called and are stored in Data in reservoir 802 execute the various functions and processing data of terminal device, to carry out integral monitoring to terminal device. Optionally, processor 801 may include one or more processing cores；Preferably, processor 801 can integrate application processor and tune Demodulation processor processed, wherein the main processing operation storage medium of application processor, user interface and application program etc., modulatedemodulate Processor is adjusted mainly to handle wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor In 801.

Memory 802 can be used for storing software program and module, and processor 801 is stored in memory 802 by operation Software program and module, thereby executing various function application and data processing.Memory 802 can mainly include storage journey Sequence area and storage data area, wherein application program needed for storing program area can store operation storage medium, at least one function (such as sound-playing function, image player function etc.) etc.；Storage data area can be stored to be created according to using for terminal device Data etc..In addition, memory 802 may include high-speed random access memory, it can also include nonvolatile memory, example Such as at least one disk memory, flush memory device or other volatile solid-state parts.Correspondingly, memory 802 may be used also To include Memory Controller, to provide access of the processor 801 to memory 802.

Terminal device further includes the power supply 803 powered to all parts, it is preferred that power supply 803 can pass through power management Storage medium and processor 801 are logically contiguous, to realize management charging, electric discharge, Yi Jigong by power management storage medium The functions such as consumption management.Power supply 803 can also include one or more direct current or AC power source, recharge storage medium, The random components such as power failure detection circuit, power adapter or inverter, power supply status indicator.

The terminal device may also include input unit 804, which can be used for receiving the number or character of input Information, and generate keyboard related with user setting and function control, mouse, operating stick, optics or trackball signal Input.

Although being not shown, terminal device can also be including display unit etc., and details are not described herein.Specifically in the present embodiment In, the processor 801 in terminal device can be corresponding by the process of one or more application program according to following instruction Executable file be loaded into memory 802, and the application program being stored in memory 802 is run by processor 801, It is as follows to realize various functions:

When the multiple block chain is added in the registration of the first subchain in the first subchain common recognition node, the first subchain common recognition is obtained The registration request that node is sent；It is requested according to the registration, verifies the legitimacy of the first subchain common recognition node； When verifying the first subchain common recognition node is legal, passes through the common recognition of the first subchain described in preset multichain intelligence contract administration and save Point.

For this purpose, the embodiment of the present invention provides a kind of computer readable storage medium, it is stored thereon with computer program, it is described Computer program is loaded by processor, to execute any block chain multichain management method provided by the embodiment of the present invention In step.For example, the instruction can execute following steps:

The specific implementation of above each operation can be found in the embodiment of front, and details are not described herein.

Wherein, which may include: read-only memory (ROM, Read Only Memory), random access memory Body (RAM, Random Access Memory), disk or CD etc..

By the instruction stored in the storage medium, any block chain provided by the embodiment of the present invention can be executed Step in multichain management method, it is thereby achieved that any block chain multichain manager provided by the embodiment of the present invention Beneficial effect achieved by method is detailed in the embodiment of front, and details are not described herein.

It is provided for the embodiments of the invention a kind of block chain multichain management method above and device is described in detail, Used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only used In facilitating the understanding of the method and its core concept of the invention；Meanwhile for those skilled in the art, think of according to the present invention Think, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as pair Limitation of the invention.

Claims

1. a kind of block chain multichain management method, which is characterized in that be applied to block chain multichain system, the block chain multichain system System includes multiple block chain nodes and the multiple block chains being stored in the multiple block chain node, the multiple block chain Including main chain and at least one subchain, the multiple block chain node includes main chain common recognition node and at least one subchain common recognition Node preserves a subchain in each subchain common recognition node, and the block chain multichain management method includes:

When the multiple block chain is added in the registration of the first subchain in the first subchain common recognition node, main chain common recognition node obtains first The registration request that subchain common recognition node is sent；

The main chain common recognition node is requested according to the registration, verifies the legitimacy of the first subchain common recognition node；

When verifying the first subchain common recognition node is legal, the main chain common recognition node passes through preset multichain intelligence contract pipe Manage the first subchain common recognition node.

2. block chain multichain management method according to claim 1, which is characterized in that include in the registration request Created in first subchain generation block number according to know together in, first subchain common recognition node nodal information, first subchain wait for The identity of first subchain in the equity size of signature and first subchain common recognition node；

The main chain common recognition node is requested according to the registration, verifies the legitimacy of the first subchain common recognition node, packet It includes:

Detect the legitimacy of first subchain equity size to be mortgaged；

Generation block number is created in the first subchain identity, first subchain according to section of knowing together in, first subchain common recognition node When the equity size of point information and first subchain wait mortgaging is legal, then it is legal to verify the first subchain common recognition node.

3. block chain multichain management method according to claim 2, which is characterized in that described according to first subchain The legitimacy of the first subchain identity is verified in identity, comprising:

It is standardized if the identity of first subchain meets default generate, and not by other sons in the block chain multichain system Chain use, it is determined that the first subchain identity it is legal.

4. block chain multichain management method according to claim 2, which is characterized in that detection first subchain waits for The legitimacy of the equity size of mortgage, comprising:

If first subchain equity to be mortgaged meets minimum required by the main chain, it is determined that first subchain waits for The equity size of mortgage is legal.

5. block chain multichain management method according to claim 1, which is characterized in that described to verify first subchain When node of knowing together is legal, the main chain common recognition node is known together by the first subchain described in preset multichain intelligence contract administration to be saved Point, comprising:

When verifying the first subchain common recognition node is legal, the main chain common recognition node obtains preset multichain intelligence contract；

The main chain common recognition node marks the verification result of first subchain by the multichain intelligence contract, and is delayed It deposits；

The status indication of first subchain is state to be activated by the multichain intelligence contract by the main chain common recognition node, And equity pond is distributed for first subchain.

6. block chain multichain management method according to claim 5, which is characterized in that described to verify first subchain When node of knowing together is legal, the main chain common recognition node is known together by the first subchain described in preset multichain intelligence contract administration to be saved Point, further includes:

Verify first subchain common recognition node it is legal when, the main chain common recognition node is by the verification result of first subchain It is broadcasted in the block chain multichain system；

After node of respectively knowing together in the block chain multichain system reaches common understanding to the verification result of first subchain, it will cache The verification result of first subchain and the state of first subchain main chain account book is written, and return to described first The verification result of subchain gives first subchain common recognition node.

7. according to claim 1 to any block chain multichain management method in 6, which is characterized in that the area Block chain multichain management method further include:

The main chain common recognition node receives the request for the security interest transaction that the first subchain common recognition node is sent, the request In include first subchain identity；

If the security interest transaction is legal, the main chain common recognition node runs the multichain intelligence contract and executes the mortgage Equity transaction.

8. block chain multichain management method according to claim 7, which is characterized in that the main chain common recognition node is according to institute State the legitimacy of the transaction of security interest described in requests verification, comprising:

By the identity of first subchain, the registration that whether there is first subchain in the main chain account book is determined Register information；

When the identity of first subchain meet it is default generate specification, there are first subchains in the main chain account book It registers information and first subchain common recognition node has enough equity mortgages on the main chain, it is determined that is described Security interest is traded legal.

9. block chain multichain management method according to claim 7, which is characterized in that if the security interest is traded It is legal, main chain common recognition node runs the multichain intelligence contract and executes the security interest transaction, comprising:

If the security interest transaction is legal, the main chain common recognition node is from first subchain common recognition node in the main chain On equity remaining sum deduct equity to be mortgaged, and the equity to be mortgaged is added to inside target equity pond, the mesh Marking equity pond is first subchain on the main chain, the equity pond distributed by the multichain intelligence contract；

Check whether target equity pond reaches first subchain and wait for the size of security interest, if reaching, by described first The status indication of subchain is state of activation, and saves state activation result；

The main chain common recognition node broadcasts the state activation result in the block chain multichain system, so that the area Node of respectively knowing together in block chain multichain system reaches common understanding to the state activation result；

After node of respectively knowing together in the block chain multichain system reaches common understanding to the state activation result, the state is swashed The main chain account book is written in slip-knot fruit, and the state activation result is returned to the first subchain common recognition node.

10. a kind of block chain multichain managing device, which is characterized in that be applied to block chain multichain system, the block chain multichain System includes multiple block chain nodes and multiple block chains for being stored in the multiple block chain node, the multiple block Chain includes main chain and at least one subchain, and the multiple block chain node includes that main chain common recognition node and at least one subchain are total Know node, preserves a subchain in each subchain common recognition node, the block chain multichain managing device includes:

Acquiring unit, for obtaining the when the multiple block chain is added in the registration of the first subchain in the first subchain common recognition node The registration request that one subchain common recognition node is sent；

Administrative unit, for passing through preset multichain intelligence contract administration when verifying the first subchain common recognition node is legal The first subchain common recognition node.