DLT Implementation and Internals Step-by-Step

Pre-requisites

Node v12.16.3 or greater

Node >= 15.12.0 recommended

Setup

git clone https://github.com/wakqasahmed/dlt_implementation.git

cd dlt_implementation

Lesson 01 - Worst Blockchain Ever - Broadcasting

Time taken: about 2.5 hrs

Specifications

Open separate terminal for each of the given below:

• node ./lesson_01/01.js 8001 or node ./lesson_01/02.js 8001
• node ./lesson_01/01.js 8002 or node ./lesson_01/02.js 8002
• node ./lesson_01/01.js 8003 or node ./lesson_01/02.js 8003

Lesson 02 - Worst Blockchain Ever - State Management

Time taken: about 24 hrs

Specifications

Open separate terminal for each of the given below:

• node -r esm index.mjs 8001 wa
• node -r esm index.mjs 8002 ok
• node -r esm index.mjs 8003 je

Commands

• balance - To check the node balance
• ledger - To check the list of all transactions executed so far
• send <userIntitials> e.g. send wa - To send 1 WBE token to another user

Lesson 03 - Worst Blockchain Ever - Execution Engine

Time taken: about 2.5 hrs

Specifications

Open separate terminal for each of the given below:

• node -r esm index.mjs 8001 wa
• node -r esm index.mjs 8002 ok
• node -r esm index.mjs 8003 je

Commands

• balance - To check the node balance
• ledger - To check the list of all transactions executed so far
• send <userIntitials> e.g. send wa - To send 1 WBE token to another user
• pending - To check the list of all pending transactions, waiting for recipient to approve
• approve <txnNumber> e.g. approve 20 To approve transaction requiring recipient approval