evm_digester

Its a simple blockchain explorer built with Node.js, Express.js, and PostgreSQL. It provides RESTful API endpoints to query blockchain data such as blocks, transactions, and logs.

Features

• Fetch blocks, blocks by ID, range,
• Retrieve transactions by hash
• Query logs by address, logs and block range
• Listen for new blocks and store them in the database

Installation

To run Shiva locally, follow these steps:

1. Clone the repository:

   git clone git@github.com:sandy2108/evm_digester.git
   

2 Install dependencies:

cd evm_digester
npm install

3 Set up the PostgreSQL database:

• Install PostgreSQL and create a new database.
• Update the database connection details directly in the database.ts file.

4 Start the server:

• npm start (or) npm run start

USAGE

Once the server is running, you can access the API endpoints to fetch blockchain data.

API Endpoints

1 Blocks

• GET /api/v1/blocks: Get all blocks
• GET /api/v1/blocks/:block: Get a block by ID
• GET /api/v1/blocks/:from/:to: Get blocks within a range

2 Transactions

• GET /api/v1/transactions: Get all transactions
• GET /api/v1/transactions/:txn: Get a transaction by hash

3 Logs

• GET /api/v1/logs: Get all logs
• GET /api/v1/logs/:address: Get logs by address
• GET /api/v1/logs/:address/:fromBlock/:toBlock: Get logs within a block range

alephium-wallet-explorer