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Hyperledger Cookbook

You're reading from  Hyperledger Cookbook

Product type Book
Published in Apr 2019
Publisher Packt
ISBN-13 9781789534887
Pages 310 pages
Edition 1st Edition
Languages
Concepts
Authors (3):
Xun (Brian) Wu Xun (Brian) Wu
Profile icon Xun (Brian) Wu
LinkedIn
Xun (Brian) Wu is a senior blockchain architect and consultant. With over 20 years of hands-on experience across various technologies, including Blockchain, big data, cloud, AI, systems, and infrastructure, Brian has worked on more than 50 projects in his career. He has authored nine books, which have been published by O'Reilly, Packt, and Apress, focusing on popular fields within the Blockchain industry. The titles of his books include: Learn Ethereum (First Edition), Learn Ethereum (Second Edition), Blockchain for Teens, Hands-On Smart Contract Development with Hyperledger Fabric V2, Hyperledger Cookbook, Blockchain Quick Start Guide, Security Tokens and Stablecoins Quick Start Guide, Blockchain by Example, and Seven NoSQL Databases in a Week.
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See other products by Xun (Brian) Wu
Chuanfeng Zhang Chuanfeng Zhang
Profile icon Chuanfeng Zhang
LinkedIn
Chuanfeng Zhang is enthusiastic and passionate about technologies and trading and data analysis, with 20 years' experience in both the technology and finance sectors. He has worked at top investment banks and technology firms including Goldman Sachs, Credit Suisse, and IBM. He has led, designed, and successfully developed many enterprise-scale systems with diverse architectures for algorithmic trading, order management, risk management, business intelligence, and more.
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See other products by Chuanfeng Zhang
Zhibin (Andrew) Zhang Zhibin (Andrew) Zhang
Profile icon Zhibin (Andrew) Zhang
LinkedIn
Andrew Zhang is an IBM Watson Cloud Advocate. He has many years of experience in cloud platforms, big data analytics, and machine learning. He works with start-ups and enterprise clients in the government, education, healthcare, and life science industries. His current interests are in embedding AI and blockchain open source technologies for consumer and enterprise applications. In his spare time, Andrew enjoys reading, traveling, and spending time with his family and friends.
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Toc

Table of Contents (12) Chapters close

Preface 1. Working with Hyperledger Fabric 2. Implementing Hyperledger Fabric 3. Modeling a Business Network Using Hyperledger Composer 4. Integrating Hyperledger Fabric with Explorer 5. Working with Hyperledger Sawtooth 6. Operating an Ethereum Smart Contract with Hyperledger Burrow 7. Working with Hyperledger Iroha 8. Exploring the CLI with Hyperledger Indy 9. Hyperledger Blockchain Scalability and Security 10. Hyperledger Blockchain Ecosystem 11. Other Books You May Enjoy

Granting permissions on the Sawtooth network

In this recipe, we will cover how to configure on-chain and off-chain permissions in the Hyperledger Sawtooth network.

How to do it...

To configure off-chain permissions, follow these steps:

  1. In the validator configuration file present in /etc/sawtooth/validator.toml, update it with the following lines to set the transactor permission for the marketplace example:
[permissions]
transactor = "policy.toml"
"transactor.transaction_signer" = "policy.toml"
  1. In the policy file present in /etc/sawtooth/policy/policy.toml, update the following lines:
PERMIT_KEY 021c9a9d3155d15e5c834b29e995d4f3fb7da54e6aa0b1f43ce753bc77cce36138
DENY_KEY 02b56f55681409e412fb57b91ba02e16760419d202db40690a6d841e879ec11ee7...
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Authors (3)

Left arrow icon
Profile icon Xun (Brian) Wu
LinkedIn
Xun (Brian) Wu is a senior blockchain architect and consultant. With over 20 years of hands-on experience across various technologies, including Blockchain, big data, cloud, AI, systems, and infrastructure, Brian has worked on more than 50 projects in his career. He has authored nine books, which have been published by O'Reilly, Packt, and Apress, focusing on popular fields within the Blockchain industry. The titles of his books include: Learn Ethereum (First Edition), Learn Ethereum (Second Edition), Blockchain for Teens, Hands-On Smart Contract Development with Hyperledger Fabric V2, Hyperledger Cookbook, Blockchain Quick Start Guide, Security Tokens and Stablecoins Quick Start Guide, Blockchain by Example, and Seven NoSQL Databases in a Week.
Read more
See other products by Xun (Brian) Wu
Profile icon Chuanfeng Zhang
LinkedIn
Chuanfeng Zhang is enthusiastic and passionate about technologies and trading and data analysis, with 20 years' experience in both the technology and finance sectors. He has worked at top investment banks and technology firms including Goldman Sachs, Credit Suisse, and IBM. He has led, designed, and successfully developed many enterprise-scale systems with diverse architectures for algorithmic trading, order management, risk management, business intelligence, and more.
Read more
See other products by Chuanfeng Zhang
Profile icon Zhibin (Andrew) Zhang
LinkedIn
Andrew Zhang is an IBM Watson Cloud Advocate. He has many years of experience in cloud platforms, big data analytics, and machine learning. He works with start-ups and enterprise clients in the government, education, healthcare, and life science industries. His current interests are in embedding AI and blockchain open source technologies for consumer and enterprise applications. In his spare time, Andrew enjoys reading, traveling, and spending time with his family and friends.
Read more
See other products by Zhibin (Andrew) Zhang
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