Book Image

Blockchain for Enterprise

By : Narayan Prusty
Book Image

Blockchain for Enterprise

By: Narayan Prusty

Overview of this book

The increasing growth in blockchain use is enormous, and it is changing the way business is done. Many leading organizations are already exploring the potential of blockchain. With this book, you will learn to build end-to-end enterprise-level decentralized applications and scale them across your organization to meet your company's needs. This book will help you understand what DApps are and how the blockchain ecosystem works, via real-world examples. This extensive end-to-end book covers every blockchain aspect for business and for developers. You will master process flows and incorporate them into your own enterprise. You will learn how to use J.P. Morgan’s Quorum to build blockchain-based applications. You will also learn how to write applications that can help communicate enterprise blockchain solutions. You will learn how to write smart contracts that run without censorship and third-party interference. Once you've grasped what a blockchain is and have learned about Quorum, you will jump into building real-world practical blockchain applications for sectors such as payment and money transfer, healthcare, cloud computing, supply chain management, and much more.
Table of Contents (14 chapters)
Title Page
Packt Upsell

Installing Quorum and constellation

Now we are quite confident about the Quorum's consensus protocols, Ethereum accounts, transactions, and private contracts. It's time to build a Quorum network. Before that, we need to learn how to install Quorum and constellation. Remember that constellation is optional and should only be integrated in the Quorum network if private contracts are required.

The best way to install Quorum and constellation is to build the source code. In this book, we will concentrate on steps for Ubuntu and macOS only. You can find Quorum's source code at , whereas you can find constellation source code at

Following are the three basic commands to build Quorum from source code:

git clone
cd quorum
make all

Now, go into the build/bin/ directory and you will find the gethexecutable, which is the node software for running the Quorum node. Also, you...