IBM Blockchain platform

IBM Blockchain Platform makes use of the most prevalent and popular open source Blockchain technologies, and is big supporter and contributor to OS projects.

https://ibm-blockchain.github.io/develop/

Hyperledger is the Open Source platform for Blockchain technology managed by Linux Foundation.

 

IBM Blockchain Typical Solution Architecture

High Level Components

• Execution Runtimes 
• Hyperledger Fabric, Web, Embedded Node JS, Connection Profiles

• JavaScript SDK 
• Node JS npm modules like composer-client, composer-admin 

• CLI 

• REST Server

• LoopBack Connector

• Playground Web User Interface

• Yeoman Code generator 
• Angular Web App, Node JS app, Skeleton business network

• VSCode and Atom editor plugins

Installation Steps

Step-1: CLI Tools

• npm install --global --production windows-build-tools

• npm config set PYTHON "C:\Users\stalam0\Python\python.exe"

• npm install -g composer-cli@0.20

• npm install -g composer-cli

• npm install -g composer-rest-server

• npm install -g generator-hyperledger-composer

• npm install -g yo

Step-2: Install Playground

• npm install -g composer-playgound

Step-3: Setup IDE

• install VSCode and install Hyperledger composer extension

Step-4: Install Hyperledge Fabric

• mkdir ~/fabric-dev-servers 

• cd ~/fabric-dev-servers

• curl -O https://raw.githubusercontent.com/hyperledger/composer-tools/master/packages/fabric-dev-servers/fabric-dev-servers.tar.gz

• tar -xvf fabric-dev-servers.tar.gz

• cd ~/fabric-dev-servers
• ./downloadFabric.sh

Starting and stopping Hyperledger Fabric

•  cd ~/fabric-dev-servers

•  ./startFabric.sh

•  ./createPeerAdminCard.sh

• ~/fabric-dev-servers/stopFabric.sh, and start it again with 

• ~/fabric-dev-servers/startFabric.sh.

Start the web app ("Playground")

•     composer-playground

 

http://localhost:8080/login