Negotiating Choreography Models Based on Distributed Ledger Technologies

Blockchain Technology in BPM, Winter Term 2018/2019, Hasso Plattner Institute Potsdam

Installation

1. (optional) Install a private Blockchain like (Ganache)[https://truffleframework.com/ganache]

2. Install truffle:

   npm install -g truffle.

3. Change the truffle.js or truffle-config.json (windows) according to your ethereum provider.

4. Deploy the requiered smart contracts:

   npm run sol
   

5. Install dapp dependencies: npm install.

6. Deploy the dapp: npm start.

Terminology

Modeler - A person who works with the choreography model. He/She can be a proposer, as well as a reviewer, but not both at the same time.

Proposer - The person suggesting a new change to the model.

Reviewer - A person who has to review a change and approve or reject it.

Verfifier - A person whose approval is required for the list of reviewers of a particular change.