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Blockchain By Example

You're reading from   Blockchain By Example A developer's guide to creating decentralized applications using Bitcoin, Ethereum, and Hyperledger

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Product type Paperback
Published in Nov 2018
Publisher Packt
ISBN-13 9781788475686
Length 528 pages
Edition 1st Edition
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Authors (3):
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Xun (Brian) Wu Xun (Brian) Wu
Author Profile Icon Xun (Brian) Wu
Xun (Brian) Wu
Bellaj Badr Bellaj Badr
Author Profile Icon Bellaj Badr
Bellaj Badr
Richard Horrocks Richard Horrocks
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Richard Horrocks
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Table of Contents (13) Chapters Close

Preface 1. Say Hello to Blockchain FREE CHAPTER 2. Building a Bitcoin Payment System 3. Building Your Own Cryptocurrency 4. Peer-to-Peer Auctions in Ethereum 5. Tontine Game with Truffle and Drizzle 6. Blockchain-Based Futures System 7. Blockchains in Business 8. Creating an ICO 9. Distributed Storage IPFS and Swarm 10. Supply Chain on Hyperledger 11. Letter of Credit (LC) Hyperledger 12. Other Books You May Enjoy

Building a business network

Hyperledger Fabric has a built-in docker image to run peer nodes, and in order to set up a supply chain network we would typically use Docker Composer to launch various Fabric component containers. Before we run the Fabric network, we need to design the food supply chain network topology properly. In the chain, we have six types of entity: the raw food producer, a manufacturing processor, wholesalers, logistics operators, retailers, and consumers. For demonstration purposes we will define three different organizations to contain these entities, a single orderer, and a channel in our business network. The entities will interact with the blockchain application by invoking Chaincode in the Fabric network, updating the ledger world state, and writing transaction logs.

In this design, the organisation ORG1 hosts two peer nodes (peer0.org1.fsc.com and peer1...

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