CN111221568A - Fabric chain code life cycle management system based on physical machine deployment - Google Patents
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Abstract
The invention discloses a Fabric chain code life cycle management system based on physical machine deployment, wherein the Fabric chain code is managed based on project dimension, the system is communicated with communication between BaaS and SDK through unique identification of a project and a contract to realize life cycle management of a BaaS platform and the SDK on the Fabric chain code, and the management system comprises a project management module, a chain code installation module, a chain code deployment module, a chain code updating module, a chain code calling module and a historical version record. The invention greatly shortens the whole life cycle of the Fabric chain code from installation to calling, and realizes the high-efficiency management of the Fabric chain code through the functions of project warehouse, historical version record and the like.
Description
Technical Field
The invention relates to the field of bottom layer services of a block chain, in particular to a Fabric chain code life cycle management system based on physical machine deployment.
Background
The block chain technology is a bottom layer technology of digital currency such as bitcoin, Ether house and the like, is a decentralized distributed account book technology, can safely store data, and has the advantages of no falsification of information and public transparency. And the transaction confirmation of the block chain is completed by the consensus of all the nodes on the block, and the block is packed and written after the consensus is successful. All transactions on the block chain network are stored in the block chain, and any node has a complete account book, so that information cannot be tampered, information sharing is realized, and information circulation efficiency is improved.
The intelligent contract on the blockchain refers to a string of binary codes which are written and compiled by languages such as Solidity, GO and the like and run on the blockchain. Data storage, reading and writing and some logic operations on the blockchain can be realized through the intelligent contract, and most blockchain applications are operated based on the intelligent contract at present.
Fabric is the mainstream blockchain underlying technology, and there are few blockchains or service platforms based on Fabric in the market, and Fabric chain code management is one of the functional modules. Research shows that the management of the Fabric chain code does not really meet the good management of the life cycle of the Fabric chain code, and the phenomena of long deployment process, complex operation and the like still exist. Meanwhile, most platforms do not fully substitute the visual angle of a developer to design functions, only support the chain code management of the BaaS platform, and do not synchronize the functions to the SDK.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a Fabric chain code life cycle management system based on physical machine deployment, which accelerates the life cycle management of the Fabric chain code and simultaneously supports the operation of an SDK on the Fabric chain code.
The specific technical scheme is as follows:
a Fabric chain code life cycle management system based on physical machine deployment, wherein the Fabric chain code is managed based on project dimension, the system gets through communication between BaaS and SDK through unique identification of projects and contracts, and life cycle management of BaaS platform and SDK to the Fabric chain code is realized, the management system comprises the following modules:
(1) the project management module supports the creation, editing and deletion of projects;
and (4) new construction of a project: the function completes the creation of the project according to the basic information of the project filled by the user, including the project name, the affiliated chain and the project type, and generates a unique project identifier App Key & App Secret for ensuring the safety and privacy of the interaction between the SDK and the Fabric block chain;
and (4) editing the project: this function supports the editing of project names and project descriptions;
item deletion: the function supports deletion of the item, and if the item has a deployed chain code, the item cannot be deleted.
(2) The chain code installation module supports a user to install the chain code through the BaaS platform and the SDK;
for the BaaS platform: the chain code installation module supports a user to fill in a chain code name and upload a chain code file with go as suffix and select a channel, and can generate a unique identifier UUID of the chain code and automatically install the chain code on all peer nodes of the channel;
for the SDK: the chain code installation module supports a user to download the SDK, configure the SDK, initialize the SDK and call a chain code deployment method, the SDK uniquely identifies a designated item installed by the chain code through App Key & App Secret and UUID, and the chain code is installed on the chain through the binding relationship between the item and the chain;
(3) the chain code deployment module supports a user to deploy a channel from the chain code to the Fabric Block Link network;
for the BaaS platform: the chain code deployment module supports a user to fill in initialization parameters, organization is used as dimensionality, a transaction endorsement strategy is set visually, the chain code deployment module can automatically deploy chain codes to a channel, and the transaction endorsement strategy is deployed to a specified endorsement node.
For the SDK: the chain code deployment module supports a user to set initialization parameters, set a transaction endorsement policy and execute a deployment command, and the SDK is to instantiate a chain code in a channel;
(4) the chain code updating module can simultaneously realize chain code installation and chain code deployment, has the same specific realization mode as the chain code installation module and the chain code deployment module, and supports a user to update a channel from a chain code to a Fabric block link network through a BaaS platform or an SDK;
(5) the chain code calling module supports a user to call the deployed chain code through a BaaS platform or an SDK;
for the BaaS platform: the chain code calling module supports a user to fill in a calling method and calling parameters, automatically calls a chain code and generates a transaction record, wherein the transaction record comprises a called method name, parameters, a calling result and transaction hash, and the transaction record is the same as the transaction record in a historical version contract;
for the SDK: the chain code calling module executes a calling method, the SDK automatically calls the chain code, and a transaction record of the block chain is recorded through the BaaS platform;
(6) and the historical version record is used for recording all historical versions of the chain code, and comprises basic information of each version and a corresponding transaction record of each version.
Further, in the historical version recording module, the basic information of each version includes a chain code number, a UUID, update time, a chain code description, a channel, endorsement node organization, and a chain code, and the transaction record includes transaction hash, block height, and transaction completion time.
Further, the project management module supports that the project basic information filled by the user also comprises project description.
Further, the chain code installation module also supports a user to fill in the description of the chain code.
The invention has the following beneficial effects:
(1) the method is characterized in that contracts are installed according to channel dimensions, a trading endorsement strategy is set according to organization dimension visualization, and the life management cycle of the Fabric chain code is greatly accelerated on the basis of meeting the real trading process;
(2) the method supports the BaaS platform and the SDK to synchronously manage the Fabric chain code, and uniquely identifies the designated BaaS project associated with the chain code through App Key, App Secret and UUID;
(3) and recording the basic information and transaction records of the current and all historical Fabric chain codes, wherein the transaction records are distinguished according to the chain code versions.
Drawings
FIG. 1 is a basic architecture diagram of Fabric chain code lifecycle management;
FIG. 2 is a flow diagram of the operation of the Fabric chain code from upload to call.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-2, the Fabric chain code lifecycle management system based on physical machine deployment of the present invention, wherein the Fabric chain code is managed based on project dimensions, and the system enables communication between BaaS and SDK through unique identifiers of a project and a contract, so as to implement lifecycle management of the Fabric chain code by the BaaS platform and the SDK, and the management system includes the following modules:
(1) the project management module supports the creation, editing and deletion of projects;
and (4) new construction of a project: the function is based on the premise that a user creates a Fabric network, and the function completes the creation of a project according to the basic information of the project filled by the user, including the project name, the affiliated chain and the project type, generates a unique project identifier AppKey & App Secret which is in one-to-one correspondence with a Fabric Block chain network and is used for ensuring the safety and privacy of the interaction between the SDK and the Fabric Block chain; one project can only bind one Fabric blockchain network, and one Fabric blockchain network can be bound by a plurality of projects.
And (4) editing the project: the function supports the editing of project names and project descriptions, and the project names, the affiliated chains and the project types can not be changed after the project creation is completed;
item deletion: this function supports the deletion of items. If the item has no contracts or contracts are not deployed, the item may be deleted; if the item has the deployed chain code, the item cannot be deleted.
(2) The chain code installation module supports a user to install the chain code through the BaaS platform and the SDK;
for the BaaS platform: the chain code installation module supports a user to fill in and upload a chain code name, selects a channel (the channel ensures the privacy of synchronous consensus data among nodes in the Fabric, and the data of different channels are independent and can not be shared), and can generate a unique identifier UUID of the chain code and automatically install the chain code on a peer node of the channel; a project supports the creation of a plurality of chain codes, and a project detail page presents all the created chain codes in reverse chronological order.
For the SDK: the chain code installation module supports a user to download an SDK, installs an SDK jar package to a maven local warehouse, initializes an SDKClient object, constructs the SDK, initializes the SDK, creates a transaction initiation account address, compiles a contract by using the SDK, and calls a chain code installation method, wherein the SDK uniquely identifies a designated item of chain code installation through an App Key and an App Secret and a UUID, and installs the chain code to a peer node through a one-to-one binding relationship between the item and the chain;
(3) the chain code deployment module supports a user to deploy a channel from the chain code to the Fabric Block Link network;
for the BaaS platform: the chain code deployment module supports a user to fill in initialization parameters, organization is used as a dimension, a transaction endorsement strategy is set visually (in Fabric, transactions can take effect only through endorsement verification of endorsement nodes, the transaction endorsement strategy is set to be endorsement nodes under the appointed organization and the organization), the chain code deployment module can automatically deploy chain codes to a channel, and the transaction endorsement strategy is deployed to the appointed endorsement nodes.
For the SDK: the chain code deployment module supports a user to set initialization parameters, set a transaction endorsement policy and execute a deployment command, and the SDK is to instantiate a chain code in a channel;
(4) the chain code updating module can simultaneously realize chain code installation and chain code deployment, has the same specific realization mode as the chain code installation module and the chain code deployment module, and supports a user to update a channel from a chain code to a Fabric block link network through a BaaS platform or an SDK;
(5) the chain code calling module supports a user to call the deployed chain code through a BaaS platform or an SDK;
for the BaaS platform: the chain code calling module supports a user to fill in a calling method and calling parameters, automatically calls a chain code and generates a transaction record, wherein the transaction record comprises a called method name, parameters, a calling result and transaction hash, and the transaction record is the same as the transaction record in a historical version contract;
for the SDK: the chain code calling module supports a user to execute an invoke calling method, the SDK automatically calls the chain code, and the transaction record of the block chain is recorded through the BaaS platform;
(6) history version record: it is used to record all historical versions of the chain code, including basic information for each version and the corresponding transaction record for each version.
The basic information of each version of the chain code comprises a chain code number, a UUID, updating time, a chain code description, a channel, endorsement node organization and a chain code, and the transaction record corresponding to each version comprises transaction hash, block height, transaction completion time and the like.
In order to ensure the integrity of the project information and the chain code information and facilitate the user to know the creation background and the application scene of the project and the chain code, the project management module supports the project basic information filled by the user to further comprise project description, and the chain code installation module supports the user to fill the chain code description.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and although the invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that various changes in the form and details of the embodiments may be made and equivalents may be substituted for elements thereof. All modifications, equivalents and the like which come within the spirit and principle of the invention are intended to be included within the scope of the invention.
Claims (4)
1. A Fabric chain code life cycle management system based on physical machine deployment, wherein the Fabric chain code is managed based on project dimension, the system gets through communication between BaaS and SDK through unique identification of projects and contracts, and life cycle management of BaaS platform and SDK to the Fabric chain code is realized, the management system comprises the following modules:
(1) the project management module supports the creation, editing and deletion of projects;
and (4) new construction of a project: the function completes the creation of the project according to the basic information of the project filled by the user, including the project name, the affiliated chain and the project type, and generates a unique project identifier App Key & App Secret for ensuring the safety and privacy of the interaction between the SDK and the Fabric block chain;
and (4) editing the project: this function supports the editing of project names and project descriptions;
item deletion: the function supports deletion of the item, and if the item has a deployed chain code, the item cannot be deleted.
(2) The chain code installation module supports a user to install the chain code through the BaaS platform and the SDK;
for the BaaS platform: the chain code installation module supports a user to fill in a chain code name and upload a chain code file with go as suffix and select a channel, and can generate a unique identifier UUID of the chain code and automatically install the chain code on all peer nodes of the channel;
for the SDK: the chain code installation module supports a user to download the SDK, configure the SDK, initialize the SDK and call a chain code deployment method, the SDK uniquely identifies a designated item installed by the chain code through App Key & App Secret and UUID, and the chain code is installed on the chain through the binding relationship between the item and the chain.
(3) The chain code deployment module supports a user to deploy a channel from the chain code to the Fabric Block Link network;
for the BaaS platform: the chain code deployment module supports a user to fill in initialization parameters, organization is used as dimensionality, a transaction endorsement strategy is set visually, the chain code deployment module can automatically deploy chain codes to a channel, and the transaction endorsement strategy is deployed to a specified endorsement node.
For the SDK: the chain code deployment module supports a user to set initialization parameters, set a transaction endorsement policy and execute a deployment command, and the SDK is to instantiate a chain code in a channel;
(4) the chain code updating module can simultaneously realize chain code installation and chain code deployment, has the same specific realization mode as the chain code installation module and the chain code deployment module, and supports a user to update a channel from a chain code to a Fabric block link network through a BaaS platform or an SDK;
(5) the chain code calling module supports a user to call the deployed chain code through a BaaS platform or an SDK;
for the BaaS platform: the chain code calling module supports a user to fill in a calling method and calling parameters, automatically calls a chain code and generates a transaction record, wherein the transaction record comprises a called method name, parameters, a calling result and transaction hash, and the transaction record is the same as the transaction record in a historical version contract;
for the SDK: the chain code calling module executes a calling method, the SDK automatically calls the chain code, and a transaction record of the block chain is recorded through the BaaS platform;
(6) and the historical version record is used for recording all historical versions of the chain code, and comprises basic information of each version and a corresponding transaction record of each version.
2. The Fabric chain code lifecycle management system based on physical machine deployment of claim 1, wherein the historical version record module, the basic information of each version comprises chain code number, UUID, update time, chain code description, channel, endorsement node organization, chain code, and the transaction record comprises transaction hash, block height, and transaction completion time.
3. The system for Fabric chain code lifecycle management based on physical machine deployment of claim 1, wherein the project management module supports project basic information filled by a user and further comprises project description.
4. The Fabric chain code lifecycle management system based on physical machine deployment of claim 1, wherein the chain code installation module further supports a user to fill out a chain code description.
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