CN108965468A

CN108965468A - Block chain network service platform and its chain code installation method, storage medium

Info

Publication number: CN108965468A
Application number: CN201810936721.1A
Authority: CN
Inventors: 赵铭; 孙海波; 刘春伟; 王哲; 位博; 王�义; 王帅俭; 马超; 金龙; 孙东凯; 杨仁慧
Original assignee: Beijing Jingdong Century Trading Co Ltd; Beijing Jingdong Shangke Information Technology Co Ltd
Current assignee: Beijing Jingdong Century Trading Co Ltd; Beijing Jingdong Shangke Information Technology Co Ltd
Priority date: 2018-08-16
Filing date: 2018-08-16
Publication date: 2018-12-07
Anticipated expiration: 2038-08-16
Also published as: CN108965468B

Abstract

The embodiment of the present invention provides a kind of block chain network service platform and its chain code installation method, storage medium, this method comprises: calling the chain code mirrored storage of container engine compiling into mirror image warehouse node of endorsing, node endorse on the first service node of container cluster, endorsement node is disposed by block chain network service platform；In chain code installation, the application programming interfaces serviced component of the management node of container cluster is called, by node of endorsing, request management node dispatches chain code container, and chain code container is on the second service node of container cluster；Respond request searches the corresponding chain code mirror image of chain code container from mirror image warehouse, and scheduling chain code mirror image completes the installation of chain code.

Description

Block chain network service platform and its chain code installation method, storage medium

Technical field

The present invention relates to the communication technology more particularly to a kind of block chain network service platform and its chain code installation method, deposit Storage media.

Background technique

Existing business model is being overturned in block chain technology and its application.All trades and professions are all being tried to explore itself industry Business is realized in block chain network, including financial institution, government department, the traditional forms of enterprises, Internet company etc..But area Block chain technology has very high technical threshold, and the framework of block chain network is excessively complicated, on implementation from bottom to upper layer Using there is very big difference.

The block chain network service platform of enterprise-level, i.e. block chain service (BaaS) platform and provide to different industries use Family rapid deployment block chain network and in block chain network dispose supporting business application quick Solution.

Wherein, super account book (Hyperledger Fabric) is enterprise-oriented alliance's chain block chain project, it is introduced Chain code supports upper layer (i.e. the upper layer of the resource layer) business and block chain of block chain network service platform as its intelligent contract layer The medium of bottom interaction.

In the prior art, the scheduling of chain code container is realized by endorsement node: endorsement node calls container engine (Docker) compile chain code mirror image (chain code mirror image), by chain code mirror image be deployed in endorsement node local chain code container or other It is run in the chain code container of machine, endorse node and chain code are by establishing the communication mode of gRPC long connection, to execute intelligent conjunction About.

Although however, between chain code container and Endorser being interacted by network, because Endorser is straight It connects and the container engine (Docker) of Endorser host machine is called to dispatch chain code container/compiling chain code mirror image；And by chain code Mirror image is deployed in scheduled chain code container, to realize the installation of chain code；Therebetween the network communication of gRPC technology is used, Actually the two is same position in physics, does not make full use of network communication mechanism to support using this gRPC mode long-range logical The characteristic of letter causes the waste of resource.

Further, in the level of the management node of container cluster, since endorsement node is to call directly Docker to create The operation of link setup code container, node of endorsing has bypassed the container layout mechanism of container cluster, thus the not appearance by container cluster The constraint of device layout mechanism.Therefore BaaS platform can not just perceive the operation of chain code container, that is, can not monitor it and run shape State.

Summary of the invention

The embodiment of the present invention provides a kind of block chain network service platform and its chain code installation method, storage medium, can The endorsement interaction of node and chain code across host is realized by network communication mode, the distributed application of machine to adapt to resource layer Scene, and perception monitors the operation of chain code container in BaaS platform, monitors its operating status.

The technical solution of the embodiment of the present invention is achieved in that

In a first aspect, the embodiment of the present invention provides a kind of chain code installation method of block chain network service platform, the side Method includes:

Call the chain code mirrored storage of container engine compiling into mirror image warehouse node of endorsing, the endorsement node is holding On the first service node of device cluster, the endorsement node is disposed by the block chain network service platform；

In chain code installation, the application programming interfaces serviced component of the management node of the container cluster is called, institute is passed through Endorsement node is stated, the management node scheduling chain code container, second service of the chain code container in the container cluster are requested On node；

Respond request searches the corresponding chain code mirror image of the chain code container from the mirror image warehouse, dispatches the chain Code mirror image completes the installation of chain code.

In the above-mentioned methods, described to call the chain code mirrored storage of container engine compiling into mirror image warehouse node of endorsing Before, the method also includes:

The container engine is called to compile the chain code mirror image by the endorsement node；

It obtains the chain code and is mirrored to the endorsement node local.

In the above-mentioned methods, after the installation of the scheduling chain code mirror image completion chain code, the method also includes:

The chain code mirror image is deployed to the chain code container, completes the installation of the chain code.

Application programming interfaces service is monitored by control management assembly, manages the operating status and operation of the chain code container At least one of log.

When receiving transaction motion, indicate that the endorsement node is connected by telecommunication to the chain code container transport Mock trading operation；

When the chain code container runs out corresponding operation result according to mock trading operation, the chain code is indicated Container is connected to the endorsement node by telecommunication and sends the operation result.

In the above-mentioned methods, described by the endorsement node, request the management node of the container cluster to dispatch chain code Container, comprising:

Call request is sent to the management node by the endorsement node；

Chain code container described in load balance scheduling is based on by the management node.

Second aspect, the embodiment of the present invention provide a kind of block chain network service platform, and the block chain network service is flat Platform includes: resource layer and block layer；

The resource layer calls the chain code mirrored storage of container engine compiling into mirror image warehouse for the node that will endorse, For the endorsement node on the first service node of container cluster, the endorsement node passes through the block chain network service platform Deployment；

The block layer, for calling the application programming interfaces of the management node of the container cluster in chain code installation Serviced component requests the management node scheduling chain code container, the chain code container is in the container by the endorsement node On the second service node of cluster；

The resource layer is also used to respond request and searches the corresponding chain of the chain code container from the mirror image warehouse Code mirror image dispatches the installation that the chain code mirror image completes chain code.

In above-mentioned block chain network service platform, the resource layer is also used to by described in endorsement node calling Container engine compiles the chain code mirror image.

In above-mentioned block chain network service platform, the resource layer is also used to for the chain code mirror image being deployed to described Chain code container completes the installation of the chain code.

In above-mentioned block chain network service platform, the block chain network service platform further include: service layer；

The service layer manages the chain code container for monitoring application programming interfaces service by control management assembly Operating status and at least one of running log.

In above-mentioned block chain network service platform, the resource layer is also used to indicate institute when receiving transaction motion Endorsement node is stated to connect by telecommunication to chain code container transport mock trading operation；When the chain code container is according to institute Mock trading operation is stated when running out corresponding operation result, indicates that the chain code container is connected by telecommunication to the back Book node sends the operation result.

In above-mentioned block chain network service platform, the resource layer is also used to through the endorsement node to the pipe It manages node and sends call request；Chain code container described in load balance scheduling is based on by the management node.

The third aspect, the embodiment of the present invention provide a kind of storage medium, are stored with executable instruction, when the executable finger Order is performed, for causing processor to execute the chain code installation side of block chain network service platform described in any of the above embodiments Method.

Using the embodiment of the present invention realize it is following the utility model has the advantages that

Because this method may include: to save endorsement using a kind of chain code installation method of block chain network service platform The chain code mirrored storage of point calling container engine compiling is into mirror image warehouse, first service node of the endorsement node in container cluster On, endorsement node is disposed by block chain network service platform；In chain code installation, answering for the management node of container cluster is called With routine interface serviced component, by node of endorsing, request management node dispatches chain code container, and chain code container is in container cluster On second service node；Respond request searches the corresponding chain code mirror image of chain code container from mirror image warehouse, and scheduling chain code mirror image is complete At the technological means of the installation of chain code, so the level in the management node of container cluster is overcome, since endorsement node is straight It connecing and container engine is called to create chain code container, the operation for node of endorsing has bypassed the container layout mechanism of container cluster, thus The not constraint by the container layout mechanism of container cluster.Therefore BaaS platform can not just perceive the operation of chain code container, also Be can not monitor its operating status technical problem, and then reach can by network communication mode realize endorsement node and chain code across The interaction of host, the distributed application scenarios of machine to adapt to resource layer, and the perception monitoring chain code container in BaaS platform Operation, monitor its operating status technical effect.

Detailed description of the invention

The function structure schematic diagram of Fig. 1 block chain network service platform provided in an embodiment of the present invention；

Fig. 2 is that resource layer provided in an embodiment of the present invention is built as sets of containers and being deployed with containerization management system The structural schematic diagram of group 200；

Fig. 3 is developer provided in an embodiment of the present invention showing by the access block chain network service platform 100 of terminal 300 It is intended to；

Fig. 4 A to Fig. 4 Q is the various function management pages of block chain network service platform provided in an embodiment of the present invention Display schematic diagram；

Fig. 5 is the illustrative block chain network disposed using block chain network service platform provided in an embodiment of the present invention Structural schematic diagram；

Fig. 6 is the illustrative process traded using block chain network service platform provided in an embodiment of the present invention Figure；

Fig. 7 is a kind of flow chart of the chain code installation method of block chain network service platform provided in an embodiment of the present invention One；

Fig. 8 is illustratively deployment endorsement node and chain on the different nodes of container cluster provided in an embodiment of the present invention The structural schematic diagram of code；

Fig. 9 is a kind of flow chart of the chain code installation method of block chain network service platform provided in an embodiment of the present invention Two；

Figure 10 is a kind of structural schematic diagram of block chain network service platform provided in an embodiment of the present invention.

Specific embodiment

To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into It is described in detail to one step, described embodiment is not construed as limitation of the present invention, and those of ordinary skill in the art are not having All other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.

Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention The normally understood meaning of technical staff is identical.Term used herein is intended merely to the purpose of the description embodiment of the present invention, It is not intended to limit the present invention.

Before the embodiment of the present invention is further elaborated, to noun involved in the embodiment of the present invention and term It is illustrated, noun involved in the embodiment of the present invention and term are suitable for following explanation.

1) it trades (Transaction), is equal to computerese " affairs ", including three kinds of different mock trading behaviour Make: (Invoke) and inquiry (Query) are called in deployment (Deploy).Deployment transaction is for the node installation to block chain network Specified chain code, is called and the transaction of query type is for calling the chain code of deployment number, to realize to the target account in account book Related data operation, including the key assignments (Key-Value) in the operation modification account that increases, look into, change to the data of form, or Person increases new account in account book, not singly refers to the transaction in commercial environment, in view of in block chain technology sanctified by usagely " transaction " this term is used, the embodiment of the present invention has followed this habit.

2) block (Block) records the data structure for the account book data that exchange updates in a period of time, when being labeled upper Between stab sum previous block unique tag (such as digital finger-print), block by block chain network interior joint common recognition verifying Afterwards, the end that can be appended to block chain becomes new block.

3) block chain (Blockchain), a kind of linked data structure that block is combined into such a way that sequence is connected, Previous block or the cryptographic Hash of its subset are quoted in each block, to guarantee to record transaction in a manner of cryptography It can not distort and can not forge.

4) new block is included in a series of, the acentric node of block chain by block chain network by way of common recognition Set.

5) account book (Ledger), using account as the summation of dimension recorded data in block chain network, including account book number According to, account book state, account book state prove and the elements such as block index.

6) account book data, the storage of actual block data, i.e., a series of friendships that are orderly, can not distorting recorded in block chain Easy record can show as the form of the file of file system, and the intelligent contract called in transaction is performed, and realize reconciliation The update of data in family/account.

7) account book state, also referred to as status data, the i.e. state of account book data, can show as the key-value pair in database Form, wherein real-time account book state be used for indicates common recognition exchange update key-value pair state-of-the-art record, history account book shape State is used to indicate the historical record of key-value pair.

8) it knows together (Consensus), is a process in block chain network, for right between the multiple nodes being related to Transaction results are reached an agreement, and the mechanism for realizing common recognition includes that proof of work (PoW), equity prove (PoS, Proof of Stake), share authorisation verification (DPoS, Delegated Proof-of-Stake), elapsed time amount prove (PoET, Proof Of Elapsed Time) etc..

9) intelligent contract (Smart Contracts), also referred to as chain code (Chaincode), are deployed in block chain network The program that execution is triggered according to condition, for operating account book by inquiry, increase, modification, with realize account book is looked into It askes or updates.

10) container layout, the scheduling of container and the technology of cluster are provided for based on the basic of container application scalability Mechanism, provides service using container and layout determines how to interact between container.Illustrate to realize the embodiment of the present invention below Block chain network service platform illustrative function structure, referring to Fig. 1, Fig. 1 block link network provided in an embodiment of the present invention The function structure schematic diagram of network service platform, including resource layer 110, block layer 120, service layer 130, interface layer 140 and application Layer 150, is illustrated separately below.

Resource layer 110 encapsulates the various forms of resources such as computing resource, storage resource and the Internet resources on machine, is used for The block chain network that developer disposes according to business demand, the type of resource may include various machines, such as physical host, The nodes such as server/cluster, or including virtual machines such as shared cloud/private clounds, or including above two kinds.

Computing resource includes various forms of processors, such as central processing unit (CPU), application specific integrated circuit (ASIC, Application Specific Integrated Circuit), specific integrated circuit and field programmable gate array The various forms of processors of (FPGA, Field-Programmable Gate Array).

Storage resource includes various types of storage mediums such as various volatile memory and nonvolatile memory.Its In, nonvolatile memory can be read-only memory (ROM, Read Only Memory), programmable read only memory (PROM, Programmable Read-Only Memory).Volatile memory can be random access memory (RAM, Random Access Memory), it is used as External Cache.

Internet resources include the various chips for realizing wire/radio network communication, such as wired communication processor, wirelessly Communication processor etc..

Resource layer 110 is built as and being deployed with management system (for example, Kubernetes) of container cluster by one The cluster that the operation of series is made of the node of container shields the difference of underlying resource in resource layer 110 and externally provides unification Interface, so that the calling of various complexity need not be carried out；Application (the various generations including realizing block chain network of block chain network Code) it is run in a manner of isolation in a reservoir, the dependence of application (such as example of block chain network) operation is encapsulated in container Relationship is so as to being easily scheduled (for example, when a node fails, or when needing application moving to new machine When upper operation) to running in any node of cluster.

It referring to fig. 2, is that resource layer provided in an embodiment of the present invention is built as and being deployed with containerization management system The structural schematic diagram of container cluster 200 provides in the machine of resource to resource layer through the corresponding of deployment container management system Component and form two class node of management node (Master Server) 210 and service node 220 (Node), management node is used for Scheduling and operation of the container in service node are managed, service node is mainly used for running various containers, provides block chain network In various applications isolation running environment, for example, for running the chain code container of chain code, for running node (i.e. block chain The code of various types of nodes in network) code node container etc., be illustrated separately below.

Management node (Master Server) 210 is responsible for management cluster, externally provides in the form of service (Service) The resource data access entrance of cluster, management node include several illustrative components.

1) state component (etcd), for saving the state of entire cluster.

2) application programming interfaces service (API Server) component, for providing the sole inlet of resource operation, and mentions For mechanism such as certification, authorization, access control, API registration and discoveries.

3) scheduling (Scheduler) component dispatches container according to scheduled scheduling strategy for being responsible for the scheduling of resource It is run on to suitable node.Machine (the namely machine of deployment services node component is shared in the container that service node is run Device) in same group of resource container group (Pod) be call minimum unit, for block chain network application for, Ke Yitong One or more container groups is crossed to realize, the shared resource of the container in container group includes: application program NameSpace, network NameSpace, host name and storage volume (Volume).

Manage the storage resource of resource layer 110 as rolls in container cluster, such as data store set group provides Storage resource additionally provides the mechanism of shared storage volume, when data store set group is realized in a manner of sharing and having no system, example Such as Network File System (NFS, Network File System), cluster file system (GlusterFS), ceph file system (Cephfs), scheduling component the container group of institute's carry can dispatch (carry) easily and arrive other machines (node) in storage volume Storage volume in.

4) control management (Controller Manager) component, for being responsible for monitoring/maintenance cluster state, by answering The interface provided with routine interface serviced component, monitors the current state of each resource object of entire cluster in real time, works as generation When various failures cause system mode to change, expectation state can be repaired.

5) copy controller (RC, Replication Controller) component, controlling in certain time always has a fixed number The operation of the Pod copy of amount；Such as the Pod copy being currently running exceeds setting value, then closes part Pod copy；If Pod pair This then creates new Pod copy less than setting value.

6) deployment controller (Deployment Controller) component, for the resource in management service container cluster Object-deployment (Deployment) object, association deployment object and copy controller are container group and copy in deployment object Controller provides statement formula and updates, for stating the dbjective state of container group and copy controller, thus when deployment object updates When, the update of copy controller and container group is realized in control.

Service node 220 includes the component of following exemplary.

1) container engine (being denoted as Docker) is used for be responsible for all specific image downloads and container operation.

2) finger daemon component (being denoted as Kubelet), the life cycle for being responsible for maintenance container (create, start and stop Only), while also it is responsible for the management of storage volume and capacitor network interface (CNI).

By taking the management of storage volume as an example, finger daemon component passes through the component for the shared-file system disposed in node, example Such as Network File System (NFS, Network File System), cluster file system (GlusterFS), ceph file system (Cephfs), each container in a container group is mounted in identical storage volume, deposits each container using identical Storage volume is stored in data produced in operational process, and the data in storage volume can be visited by any container of the same container group It asks.

3) load balancing component (being denoted as Proxy) is responsible for Service and provides the service discovery inside cluster and bear It carries balanced.

Based on Fig. 2 shows cluster, dispose the application of a block chain network mirror image be packaged into container group (below Example in be known as target Pod) and operate in node (in following example be known as target Node) example process it is as follows It is described.

Firstly, the management tool (Kubectl) of container cluster 200 submit controller that creates a Copy (RC, Replication Controller) request, including the definition of target Pod；Target Pod needs the number of copies run Amount；The information such as the target Pod label (Lable) to be monitored.

Next, request is written into etcd by API Server, Controller Manager passes through API at this time The interface of the monitor resource variation of Server listens to this RC event, it is found that there are no the Pod corresponding to it in current cluster Example, generates a Pod object thus according to the Pod template definition in RC, and etcd is written by API Server.

And then, RC event is found by Scheduler, it is immediately performed a scheduling flow: for this new Pod selected one Then this result is written in etcd by a node settled by API Server, then, run on target Node Kubelet process monitors this new Pod by API Server, and according to its definition, starts new Pod, until the life of Pod Life terminates.

Then, Kubectl submits the request to create of a new Service for being mapped to target Pod, Controller Manager can inquire associated Pod example by Label, then generate endpoint (Endpoints) information of Service (including address and port), and be written in etcd by API Server；The Proxy run on all Node in container cluster The corresponding Endpoints information of Service object is inquired and monitored to process by API Server, establishes a software The load balancer of mode realizes that the flow forwarding capability of rear end Pod is accessed in Service.

Continue to explain the other function for realizing the block chain network service platform of the realization embodiment of the present invention as shown in Figure 1 Structure.

Block layer 120 encapsulate realize block chain network different solutions, such as super account book (Fabric), Stellar, Ethereum, the JD Chain ground certainly etc.；These solution specifications realize block chain network framework and The mechanism for realizing common recognition, can be provided as the mode of the application in application shop in block chain network service platform 100, with branch Hold developer's rapid deployment according to demand.

Service layer 130 encapsulates the various services of block chain network service platform, and special service includes rapid deployment block Chain network, account authentication, enterprise and deployment, universal retrieval, micro services and development interface；Contract administration includes uploading verification, closing About deployment, contract upgrading, contract list, contract library and contract template；Monitoring O&M includes node administration, service upgrade, transaction Management, block browsing, account audit and account management.

Interface layer 140 provides to developer and provides access block chain network service platform 100 to carry out block link network The mode of deployment and the management of network, network (Web) orientations including developer's browser, embedded software is opened in the client Hair net part (SDK, Software Development Kit)/application programming interfaces (API, Application Program Interface mode).

Application layer 150 encapsulate support different business (including trace to the source, public good, deposit card, electronic invoice, movable property assessment, transaction Calculate and digital publishing rights etc.) application, modularization, reusable application are provided in application shop, support developer according to need It asks and selects and be deployed in block chain network, to record various data produced during different business.

In conjunction with above it will be appreciated that, realize that the block chain network service platform of the embodiment of the present invention passes through in resource layer deployment container Cluster simultaneously runs the container for being packaged with the application of block chain network and realizes, hereby it is achieved that the block chain network of the embodiment of the present invention The form that can be provided as memory and processor, is stored with executable instruction in memory, when executable instruction is processed When device executes, container cluster is established on multiple nodes of operation processor and memory, by running encapsulation in a reservoir Application, the chain code installation method in block chain service network platform to realize the embodiment of the present invention.

It realizes that the block chain network service platform of the embodiment of the present invention is connect with developer by various modes, and provides each Patterned mode is planted to carry out the deployment and management of block chain network, is illustrated below.

Being developer provided in an embodiment of the present invention referring to Fig. 3, Fig. 3 accesses block chain by network 400 by terminal 300 320 interface of SDK/Web of the schematic diagram of network service platform 100, developer's terminal 300 connects block chain network service platform The corresponding SDE/Web interface of block layer 140 in 100 is supported locally to dispose branch in the terminal 300 of developer in long-range mode The block chain network of specific transactions is supportted, display block chain network service platform 100 is each in the graphical interfaces 310 of terminal 300 The administration page of kind function, creation and the new access of container cluster, the management of storage resource, a key portion including container cluster Affix one's name to block chain network, chain code management (operating status is checked), application shop management etc..

A to Fig. 4 Q referring to fig. 4 is the various function management pages of block chain network service platform provided in an embodiment of the present invention The display schematic diagram in face will combine in Fig. 4 A to Fig. 4 Q exemplary illustration such as Fig. 3 in the graphical interfaces 310 of developer's terminal 300 The function management page of display.

The state that Fig. 4 A shows block chain network service platform 100 checks the page, checks block chain in the page in state The operating status of network, such as the case where CPU use, memory use, resource (node) use.

Fig. 4 B shows the console page of the key deployment of block chain network service platform 100, supports developer's setting The essential information (including block domain name, version number) of block chain network and tissue (including organization name, number of nodes, number of users Deng), Advanced Options, including ordering joint type, tunnel name and chain code title etc. are set using default value.

The console page of the resource management of the resource layer 110 for the block chain network service platform 100 that Fig. 4 C is shown, In show the relevant information of cluster that developer can dispose by block chain network service platform 100, include whether connection State, CPU/ memory service condition etc..

Addition is supported to be used to support the container cluster of block chain network, typing cluster name in fig. 4d；Collect in creation The function choosing-item of group will enter the creation page after being triggered.

The console page of the inquiry cluster of block chain network service platform 100 is shown in Fig. 4 E, when inquiry cluster Function button be triggered after, will enter the cluster-list page, support be added cluster, inquiry cluster, delete cluster, editor The operation of cluster.

The console page of the storage management of block chain network service platform 100 is shown in Fig. 4 F, works as storage management Function button when being triggered, storage management list page will be entered, show the stored items created in cluster, wherein comprising depositing Storage inquiry and deletion function.

The console page of the storage details of block chain network service platform 100 is shown in Fig. 4 G, is shown in Fig. 4 H Show the details of storage, and supports to carry out the dilatation of dynamic memory space to storage.

The console page of the addition storage of block chain network service platform 100 is shown in Fig. 4 I, is supported to addition Store name and node be configured, node is added in container cluster according to being arranged, and show to add in Fig. 4 J and deposit Detail information after storage, the list of the node including container cluster.

The console page of the super account book of block chain network service platform 100 is shown in Fig. 4 K, it is shown that deployment The title of super account book, network version used in block chain network, the information of state and creation time.

The console page of the key deployment of the super account book of block chain network service platform 100 is shown in Fig. 4 L, The configuration project of the essential information for the deployment of super account book is provided, and using the advanced configuration item of default value, such as arranged Sequence node type, channel, default chain code and initiation parameter etc..

Upload/installation console page of the chain code of block chain network service platform 100 is shown in Fig. 4 M/N, The setting project of chain code name and version number is provided in the console page of upload；Chain is provided in the console page of installation Code version, the configuration project of initiation parameter, tissue and node.

The console page of the Network Details of block chain network service platform 100 is shown in Fig. 4 O, support is checked not With information such as the organizational member in channel, block height, number of transaction and contract quantity, the tissue in checked channel can also be shown Title, port point title, the information such as chain code title in channel.

The console page of the chain code inquiry of block chain network service platform 100 is shown in Fig. 4 P, supports to use net The modes such as network title, chain code title, chain code parameter, account book title and chain code function cooperate inquiry chain code, and the dimension of inquiry includes State, message and data.

The console page of the application shop of block chain network service platform 100 is shown in Fig. 4 Q, supports developer Selection needs the application disposed, and is determined being deployed to block chain network once having and applying, and will pass through the side of the mirror image of multiplexing application Formula is accomplished to the rapid deployment of the container cluster of resource layer 100.

Referring to Fig. 5, for an exemplary structure of the block chain network for using block chain network service platform to dispose, application Program obtains legal letter of identity from CA to be added in network and apply channel.Before initiating formal transaction, need first to construct The endorsement node that transaction motion (Proposal) is submitted in tissue 1 and tissue 2 is endorsed；Client is collected into (number enough Amount is according to endorsement strategy decision) endorsement support after, can use one legal transaction request of endorsement construction and (carry endorsement section The endorsement of point), the ordering joint (Orderer) issued in sequence service is ranked up, and ordering joint is by being connected to distribution Distribution subscription message system (such as KAFRA cluster) realize the sequence of transaction and do not lose so that accounting nodes Transaction is encapsulated to form block according to consistent sequence.

It is the transaction flow of application program and block chain network referring to Fig. 6, wherein client and each in transaction flow The function of node is as follows:

Client (application program): it is interacted using SDK with block chain network.It is closed firstly, client is obtained from CA The letter of identity of method applies channel to be added in network.Before initiating formal transaction, need first to construct transaction motion (Proposal) endorsement node is submitted to endorse；Client is collected into the endorsement of (quantity is according to endorsement strategy decision) enough After support, it can use the legal transaction request of endorsement construction one (endorsement for carrying endorsement node), issue ordering joint (Orderer) it is ranked up, to be that will trade to encapsulate to form block.Client can also be monitored in network by case mechanism Message, to know whether transaction is successfully received.

Endorse node (Endorser): main providing method is for client call, the endorsement (label of complete swap motion Name) processing.After receiving the transaction motion from client, legitimacy and ACL scope check are carried out first, are checked by then simulating Operation transaction (can execute the chain code title and parameter needed to be implemented, execute transaction, essence is exactly signified in execution transaction in transaction Fixed chain code), state change caused by trading (is recorded in the form of collection, key and version including institute's read states, write shape by reading and writing The key assignments of state) it is endorsed and (is namely digitally signed) and return to the result whether client supports.

Ordering joint (Orderer): the transaction comprising endorsement signature is received, generation area is ranked up to the transaction not being packaged Block is broadcast to Peer node.

Host node (Leader Peer): and the node of ordering joint communication, it is responsible for obtaining newest area from ordering joint Block and in the internal synchronization of block chain network.

Accounting nodes (Committer): maintenance block chain and account book structure (including state DB, history DB, index DB Deng).The node can regularly from ordering joint obtain sequence after batch trade block structure, to these transaction check (including Whether transaction message structure signature integrality, repeats, reads and writes whether collection form a version matches).It is legal that inspection executes after passing through Transaction, writes the result into account book, while constructing new block.

It should be noted that all Peer nodes are all accounting nodes, it is responsible for verifying from the friendship in ordering joint block Easily, the copy of status data and account book is safeguarded.Part Peer node, which can execute, trades and carries out signature endorsement to result, serves as back The role of book node.Node of endorsing is dynamic role, is bound with specific chain code.Each chain code in chain code container exists Endorsement strategy can be all set when instantiation, specify which node effective to being only after transaction endorsement.Also it is only applying Program to it initiate transaction endorsement request when is only endorsement node, other when be exactly common accounting nodes, only be responsible for Verifying trades and keeps accounts.

Embodiment one

The embodiment of the present invention provides a kind of chain code installation method of block chain network service platform, as shown in fig. 7, this method May include:

S101, call the chain code mirrored storage of container engine compiling into mirror image warehouse node of endorsing, endorsement node exists On the first service node of container cluster, endorsement node is disposed by block chain network service platform.

In the embodiment of the present invention, application program/client is before block chain network service platform initiates formal transaction, application Program, which needs first to construct transaction motion, to be submitted to endorsement node and endorses, and chain code ID, the information such as parameter are carried in motion of trading, After endorsement node receives the transaction motion from client, endorsement node installs chain code, and benefit according to information such as chain code ID, parameters Transaction is executed with the chain code simulation of endorsement node installation, to carry out legitimacy and ACL scope check, and to shape caused by trading State variation is endorsed, and is returned that whether client supports as a result, when application program/client is being collected into enough back After book is supported, endorsement one legal transaction request of construction just can use, application program/client will include endorsement label later The transaction request of name is issued ordering joint and is ranked up, and transaction is packaged into block by ordering joint, and leads in block chain network Block is added in the set of block chain by the mode for crossing common recognition.

A kind of chain code installation method provided in an embodiment of the present invention is applied to endorsing when executing transaction using endorsement node Under the scene for installing chain code on node.

In the embodiment of the present invention, block chain network service platform includes resource layer 110 and block layer 140, wherein resource layer 110 include container cluster and container engine Docker, and container engine is by management node Master Server and each service node Node these two types node composition.

In the embodiment of the present invention, the Endorser on the first service node of container cluster calls local Docker to compile chain Code mirror image, after Docker compiles completion chain code mirror image, container cluster sends chain code mirror image in mirror image warehouse.

In the embodiment of the present invention, mirror image warehouse can be deployed in block chain network service platform, can also be deployed in area Block chain network service platform deployment, it can be deployed in inside block chain network service platform or be deployed in local host Portion is specifically selected according to the actual situation, and the embodiment of the present invention does not do specific restriction.

In the embodiment of the present invention, endorsement node is the first clothes that block chain network service platform is deployed in the first container cluster Endorsement node on business node, for executing transaction and carrying out signature endorsement to result.

S102, chain code installation when, call container cluster management node application programming interfaces serviced component, pass through back Book node, request management node dispatch chain code container, and chain code container is on the second service node of container cluster.

When node of endorsing is called the chain code mirrored storage of Docker compiling to mirror image warehouse by block chain network service platform In after, block chain network service platform will call the application program of management node of container cluster to connect when chain code is installed Mouth serviced component, passes through node of endorsing, and request management node dispatches chain code container.

In the embodiment of the present invention, user clicks chain code and installs button, and block chain network service platform receives chain code at this time Installation instruction, block chain network service platform call the management node API component that the container cluster of block layer 140 is arranged in, and By node of endorsing, the peer node scheduling chain code container of container cluster is requested.

Specifically, endorsement node sends call request, peer node base to the peer node of container cluster by API component Chain code container is dispatched from the second service node of container cluster in load balancing.

In the embodiment of the present invention, first service node and second service node can be the same service in container cluster Node, the different service nodes being also possible in container cluster, is specifically selected, the embodiment of the present invention according to the actual situation Specific restriction is not done.

S103, respond request search the corresponding chain code mirror image of chain code container from mirror image warehouse, and scheduling chain code mirror image is completed The installation of chain code.

When block chain network service platform chain code install when, call the application programming interfaces of the management node of management node Serviced component, by node of endorsing, after request management node dispatches chain code container, block chain network service platform will be responded The corresponding chain code mirror image of chain code container is searched in request from mirror image warehouse.

In the embodiment of the present invention, container cluster respond request management node dispatches the request of chain code container, from mirror image warehouse The corresponding chain code mirror image of middle lookup chain code container, and chain code mirror image is deployed to chain code container, to complete the process of chain code installation.

In the embodiment of the present invention, chain code container is deployed at least one clothes of container cluster by block chain network service platform It is engaged on node, container cluster will be deployed in corresponding each chain code container from the chain code mirror image that mirror image warehouse is got, and be completed The distributed installation of chain code.

In the embodiment of the present invention, chain code container and endorsement node are present on the different service nodes of container cluster, chain code Container and endorsement node are carried out telecommunication by establishing gRPC long connection.

In the embodiment of the present invention, endorsement node sends mock trading operation, chain code container root to chain code container by gRPC Corresponding operation result is run out according to mock trading operation, later, chain code container sends operation knot to endorsement node by gRPC Fruit completes the process that chain code container and endorsement node are communicated by establishing gRPC long connection.

Illustratively, as shown in figure 8, there are three service node, respectively Node1 on container cluster, Node2 and Node3 is wherein stored with Endorser2 chain code in Node1, Endorser1 is stored in Node2, is stored in Node3 Endorser2 and Endorser1 chain code, Endorser1 chain code and Endorser1 by gRPC communicate, Endorser2 chain code and Endorser2 is communicated by gRPC.

It is understood that the block layer of block chain network service platform calls the application journey of the management node of container cluster Sequence interface service component calls chain code container, the management node of container cluster is enabled to perceive the operation of chain code container；And area The resource layer of block chain network service platform disposes endorsement node on the first service node of container cluster, and the node tune that will endorse The chain code mirrored storage compiled with container engine is into mirror image warehouse, and in chain code deployment, block chain network service platform is by chain Code mirror image is deployed in the chain code container on the second service node of container cluster, can be in when endorsement node and chain code container When on the different service nodes of container cluster, distributed deployment is carried out, reaches and endorsement node is enough realized by network communication mode Interaction with chain code across host.

Embodiment two

The embodiment of the present invention provides a kind of chain code installation method of block chain network service platform, as shown in figure 9, this method May include:

S201, block chain network service platform call container engine to compile chain code mirror image by endorsement node, node of endorsing On the first service node of container cluster, endorsement node is disposed by block chain network service platform.

In the embodiment of the present invention, application program/client is before block chain network service platform initiates formal transaction, application Program, which needs first to construct transaction motion, to be submitted to endorsement node and endorses, and chain code ID, the information such as parameter are carried in motion of trading, After endorsement node receives the transaction motion from client, endorsement node installs chain code according to information such as chain code ID, parameters, and Transaction is executed using the chain code simulation of endorsement node installation, to carry out legitimacy and ACL scope check, and to caused by transaction State change is endorsed, return client whether support as a result, when application program/client be collected into it is enough After endorsement is supported, endorsement one legal transaction request of construction just can use, application program/client will include endorsement later The transaction request of signature is issued ordering joint and is ranked up, and transaction is packaged into block by ordering joint, and in block chain network Block is added in the set of block chain by way of common recognition.

In the embodiment of the present invention, block chain network service platform includes resource layer 110 and block layer 140, wherein resource layer 110 include container cluster and container engine Docker, and container engine is by management node Master Server and each node Node These two types of node compositions.

In the embodiment of the present invention, endorsement node is logical to call local Docker to compile chain code mirror image, wherein block chain network clothes Business platform be disposed on the first service node of container cluster, for executes trade and to result carry out sign endorsement back Book node.

Node of endorsing is called the chain code mirrored storage of container engine compiling to mirror image by S202, block chain network service platform In warehouse.

After block chain network service platform calls Docker compiling chain code mirror image using endorsement node, block chain network Node of endorsing will be called chain code mirrored storage to the mirror image warehouse of Docker compiling to suffer by service platform.

In the embodiment of the present invention, block chain network service platform obtains the chain code that endorsement node calls Docker compiling to complete Mirror image, and by chain code mirrored storage into mirror image warehouse.

S203, chain code installation when, block chain network service platform call container cluster management node application program Interface service component sends call request to management node by endorsement node.

After block chain network service platform is by chain code mirrored storage to mirror image warehouse, block chain network service platform is just Will chain code install when, call container cluster management node application programming interfaces service API component, by endorsement node to Management node sends call request.

In the embodiment of the present invention, user upload chain code, and block chain network service platform to upload chain code be verified when, User clicks chain code and installs button, and block chain network service platform receives chain code installation instruction, block chain network service at this time Platform calls the management node API component that the container cluster of block layer 140 is arranged in, and endorsement node passes through API component to container The peer node of cluster sends call request.

S204, block chain network service platform are based on load balance scheduling chain code container, chain code container by management node On the second service node of container cluster.

After block chain network service platform sends call request to management node by endorsement node, block chain network Service platform will be based on load balance scheduling chain code container by management node.

In the embodiment of the present invention, peer node dispatches chain code from the second service node of container cluster based on load balancing Container.

S205, block chain network service platform search the corresponding chain code mirror image of chain code container from mirror image warehouse.

After block chain network service platform will be based on load balance scheduling chain code container by management node, block chain Network service platform will search the corresponding chain code mirror image of chain code container from mirror image warehouse.

Chain code mirror image is deployed to chain code container by S206, block chain network service platform, completes the installation of chain code.

After block chain network service platform searches the corresponding chain code mirror image of chain code container from mirror image warehouse, block chain Chain code mirror image will be deployed to chain code container by network service platform, to complete the process of chain code installation.

S207, block chain network service platform monitor application programming interfaces service using control management assembly, to manage chain At least one of the operating status of code container and running log.

When chain code mirror image is deployed to chain code container by block chain network service platform, with complete chain code installation process it Afterwards, block chain network service platform will use control management assembly to monitor API service, to manage the operating status of chain code container At least one of with running log.

In the embodiment of the present invention, service layer 130 provides open interface, and the control management assembly of open interface monitors block layer 120 API service, at least one of operating status and the running log for managing chain code container.

Illustratively, Fig. 4 A is block chain network service platform 100 corresponding with the open interface that service layer 130 provides State checks the page, and the control management assembly of open interface obtains the operating status of chain code container from API service, as CPU makes It is used with, memory, the case where resource (node) uses, and checks that the page shows the operating status of chain code container in state, at this point, User can check on the page in state finds out the operating status for checking chain code container, to be adjusted correspondingly.

In the embodiment of the present invention, the operating status of chain code container includes that cpu usage, memory service condition and resource make It with situation etc., is specifically selected according to the actual situation, the embodiment of the present invention does not do specific restriction.

Embodiment three

The embodiment of the present invention provides a kind of block chain network service platform 100, as shown in Figure 1, the block chain network takes Business platform 100 includes: resource layer 100 and block layer 140.

The resource layer 100 calls the chain code mirrored storage of container engine compiling to mirror image warehouse for the node that will endorse In, for the endorsement node on the first service node of container cluster, the endorsement node passes through the block chain network service Platform deployment.

The block layer 140, for calling the application program of the management node of the container cluster to connect in chain code installation Mouth serviced component requests the management node scheduling chain code container, the chain code container is in the appearance by the endorsement node On the second service node of device cluster.

The resource layer 100 is also used to respond request and searches the corresponding institute of the chain code container from the mirror image warehouse Chain code mirror image is stated, the installation that the chain code mirror image completes chain code is dispatched.

In the embodiment of the present invention, resource layer 110 includes container cluster and container engine Docker, and container cluster is saved by management Point Master Server and each service node Node these two types node composition.

In the embodiment of the present invention, endorsement node Endorser calls local Docker to compile chain code mirror image, compiles in Docker It translates after completing chain code mirror image, container cluster sends chain code mirror image in mirror image warehouse.

In the embodiment of the present invention, in chain code installation, block chain network service platform calls the appearance that block layer 140 is arranged in The management node API component of device cluster requests the peer node scheduling chain code container of container cluster by node of endorsing, wherein The chain code container is deployed on the second service node of container cluster, and later, container cluster searches chain code appearance from mirror image warehouse The corresponding chain code mirror image of device, to dispatch the process that chain code mirror image completes chain code installation.

Optionally, the resource layer 100 is also used to call the container engine to compile the chain by the endorsement node Code mirror image.

In the embodiment of the present invention, endorsement node is by calling local Docker to compile chain code mirror image.

Optionally, the resource layer 100, is also used to for the chain code mirror image being deployed to the chain code container, described in completion The installation of chain code.

In the embodiment of the present invention, chain code container is deployed at least one service node (second service node) of clustered node On, container cluster will be deployed in corresponding each chain code container from the chain code mirror image that mirror image warehouse is got, and complete chain code Distribution installation.

Further, it finds in the practice of the invention, in order to solve to obtain chain in block chain network service platform The technical issues of code state, there are several types of optional schemes:

Wherein, all resources can be described and be configured for core component of the apiserver as container cluster；Here Resource includes similar network, storage, basic resource as pod, also include replication controller, Deployment is such to manage object；Apiserver in a way for be more like contain the number of objects of certain logic According to library；Complex logic between more abundant on interface, included GC, support target, and apiserver itself is stateless, number According to all in etcd；Apiserver provide the management interface based on RE STful, support additions and deletions change look into patch, monitor Operation, other assemblies pass through and the interface of apiserver obtains resource distribution and state, to realize various resource processing logics.

Deployment provides statement formula for pod and replication controller and updates, it is only necessary to Desired dbjective state is described, Deployment controller will be by pod and replication in Deployment The virtual condition of controller changes to dbjective state, has covered all use-cases in Deployment object.

1, it shares the Deployment of peer node: the container of chain code being tied to the container of Peer node same In Deployment, chain code, final Peer section can be managed in the case where not introducing more Deployment in this way 1 Peer node container and multiple chain code containers are had in the Deployment of point.

2, using NodeSelector binding Peer node container with chain code container: utilizing NodeSelector parameter, refer to Which Node determines Deployment can only operate on.Specifically, different Label is specified for each Node, as long as Peer is saved Point selects identical Node Label that them can be allowed to operate in the same Node with its chain code.

3, far call Docker is serviced: starting the docker far call permission of all Node, and in Peer node The corresponding address of service docker all Node for increasing upper container cluster in configuration newly, when Peer node compiles chain code mirror image It waits, the docker of all configurations will be called to service end interface, all compile the same chain code mirror image in all Node nodes.

Optionally, the block chain network service platform 100 further include: service layer 130.

The service layer 130, for monitoring API service by control management assembly, to manage the fortune of the chain code container At least one of row state and running log.

In the embodiment of the present invention, server 130 provides open interface, and the control management assembly of open interface monitors block layer 120 API service, at least one of operating status and the running log for managing chain code container.

Optionally, the resource layer 100 is also used to that it is remote to indicate that the endorsement node passes through when receiving transaction motion Journey is communicated to connect to be operated to the chain code container transport mock trading；It is transported when the chain code container is operated according to the mock trading When row goes out corresponding operation result, indicates that the chain code container is connected by telecommunication to the endorsement node and send the fortune Row result.

In the embodiment of the present invention, chain code container and endorsement node are present on the different nodes of container cluster, chain code container It is communicated with endorsement node by establishing gRPC long connection.

In the embodiment of the present invention, endorsement node by gRPC to chain code container send simulation hand over operation, chain code container according to Mock trading operation runs out corresponding operation result, and later, chain code container sends operation result to endorsement node by gRPC, Complete the process that chain code container and endorsement node are communicated by establishing gRPC long connection.

It is understood that the block layer of block chain network service platform calls the application journey of the management node of container cluster Sequence interface service component calls chain code container, the management node of container cluster is enabled to perceive the operation of chain code container；And area The resource layer of block chain network service platform disposes endorsement node on the first service node of container cluster, and the node tune that will endorse The chain code mirrored storage compiled with container engine is into mirror image warehouse, and in chain code deployment, block chain network service platform is by chain Code mirror image is deployed in the chain code container on the second service node of container cluster, can be in when endorsement node and chain code container When on the different nodes of container cluster, distributed deployment is carried out, reaches and endorsement node and chain is enough realized by network communication mode Interaction of the code across host.

Example IV

The embodiment of the present invention provides a kind of composition of block chain network service platform that Figure 10 proposes for the embodiment of the present invention Structural schematic diagram one, in practical applications, under the same inventive concept based on embodiment one to embodiment three, as shown in Figure 10, The block chain network service platform 100 of the embodiment of the present invention includes: processor 10, memory 11 and communication bus 12.Specific Embodiment during, above-mentioned processor 11 can be application-specific IC (ASIC, Application Specific Integrated Circuit), digital signal processor (DSP, Digital Signal Processor), Digital Signal Processing Terminal (DSPD, Digital Signal Processing Device), programmable logic terminal (PLD, Programmable Logic Device), field programmable gate array (FPGA, Field Programmable Gate Array), CPU, control At least one of device, microcontroller, microprocessor.It is to be appreciated that for different equipment, at above-mentioned first The electronic device for managing device function can also be to be other, and the embodiment of the present invention is not especially limited.

In an embodiment of the present invention, above-mentioned communication bus 12 is logical for realizing the connection between processor and memory 11 Letter；Memory, for storing executable instruction；

Processor is realized for executing the executable instruction stored in the memory such as embodiment one to embodiment three The chain code installation method of the block chain network service platform.

The embodiment of the present invention provides a kind of storage medium, and above-mentioned storage medium is stored with one or more program, above-mentioned One or more program can be executed by one or more processor, be applied in block chain network service platform, the program The method such as embodiment one to embodiment three is realized when being executed by processor.

In conclusion the embodiment of the present invention has the advantages that can realize endorsement section by network communication mode Point and interaction of the chain code across host, the distributed application scenarios of machine to adapt to resource layer, and prison is perceived in BaaS platform The operation for controlling chain code container, monitors its operating status.

The above, only the embodiment of the present invention, are not intended to limit the scope of the present invention.It is all in this hair Made any modifications, equivalent replacements, and improvements etc. within bright spirit and scope, be all contained in protection scope of the present invention it It is interior.

Claims

1. a kind of chain code installation method of block chain network service platform, which is characterized in that the described method includes:

Call the chain code mirrored storage of container engine compiling into mirror image warehouse node of endorsing, the endorsement node is in sets of containers On the first service node of group, the endorsement node is disposed by the block chain network service platform；

In chain code installation, the application programming interfaces serviced component of the management node of the container cluster is called, the back is passed through Book node requests the management node scheduling chain code container, second service node of the chain code container in the container cluster On；

Respond request searches the corresponding chain code mirror image of the chain code container from the mirror image warehouse, dispatches the chain code mirror Installation as completing chain code.

2. the method according to claim 1, wherein the chain code that node of endorsing is called to the compiling of container engine Before mirrored storage is into mirror image warehouse, the method also includes:

It obtains the chain code and is mirrored to the endorsement node local.

3. the method according to claim 1, wherein the scheduling chain code mirror image completes the installation of chain code, Include:

4. the method according to claim 1, wherein the scheduling chain code mirror image complete chain code installation it Afterwards, the method also includes:

Application programming interfaces service is monitored by control management assembly, manages the operating status and running log of the chain code container At least one of.

5. the method according to claim 1, wherein the scheduling chain code mirror image complete chain code installation it Afterwards, the method also includes:

When receiving transaction motion, indicates that the endorsement node is connected by telecommunication to the chain code container transport and simulate Transactional operation；

When the chain code container runs out corresponding operation result according to mock trading operation, the chain code container is indicated It is connected by telecommunication to the endorsement node and sends the operation result.

6. requesting the sets of containers the method according to claim 1, wherein described by the endorsement node The management node of group dispatches chain code container, comprising:

Call request is sent to the management node by the endorsement node；

7. a kind of block chain network service platform, which is characterized in that the block chain network service platform includes: resource layer and area Block layer；

The resource layer calls the chain code mirrored storage of container engine compiling into mirror image warehouse for the node that will endorse, described Node endorse on the first service node of container cluster, the endorsement node passes through the block chain network service platform portion Administration；

The block layer, for calling the application programming interfaces service of the management node of the container cluster in chain code installation Component requests the management node scheduling chain code container, the chain code container is in the container cluster by the endorsement node Second service node on；

The resource layer is also used to respond request and searches the corresponding chain code mirror of the chain code container from the mirror image warehouse Picture dispatches the installation that the chain code mirror image completes chain code.

8. block chain network service platform according to claim 7, which is characterized in that

The resource layer is also used to call the container engine to compile the chain code mirror image by the endorsement node.

9. block chain network service platform according to claim 7, which is characterized in that

The resource layer is also used to the chain code mirror image being deployed to the chain code container, completes the installation of the chain code.

10. block chain network service platform according to claim 9, which is characterized in that the block chain network service is flat Platform further include: service layer；

The service layer manages the fortune of the chain code container for monitoring application programming interfaces service by control management assembly At least one of row state and running log.

11. block chain network service platform according to claim 9, which is characterized in that

The resource layer is also used to indicate that the endorsement node is connected by telecommunication to institute when receiving transaction motion State chain code container transport mock trading operation；When the chain code container runs out corresponding operation according to mock trading operation When as a result, indicates that the chain code container is connected by telecommunication to the endorsement node and send the operation result.

12. block chain network service platform according to claim 7, which is characterized in that

The resource layer is also used to send call request to the management node by the endorsement node；Pass through the management Node is based on chain code container described in load balance scheduling.

13. a kind of block chain network service platform, which is characterized in that the block chain network service platform includes:

Memory, for storing executable instruction；

Processor realizes the block chain as described in claim 1-6 for executing the executable instruction stored in the memory The chain code installation method of network service platform.

14. a kind of storage medium, which is characterized in that be stored with executable instruction, when the executable instruction is performed, be used for Processor perform claim is caused to require method described in 1-6.