zk-login

This project was bootstrapped with Create React App.

Prerequisites

Make sure that these ports on localhost are free to use:

• 8545
• 3000
• 3001
• 3002

Setup zokrates

Follow the instructions to install zokrates.

Setup via setup.sh

If you are working with Linux or macOS, you can run chmod +x setup.sh and ./setup.sh to compile zokrates, deploy the contracts and start the project, then skip to section Hardhat on Metamask.

Manual Setup

Run chmod +x /server/dev.sh ./server/dev.sh to generate the verifier.sol file.

Navigate to the contracts directory: cd contracts

Follow the other instructions.

Compile

Open repository and run: npx hardhat clean npx hardhat compile

Deploy

Open another terminal, navigate to the repository and type: npx hardhat node

Go back to the previous window and run these commands:

npx hardhat ignition deploy ./ignition/modules/Verify.js --network localhost

npx hardhat ignition deploy ./ignition/modules/Mapping.js --network localhost

Hardhat on Metamask

This should now allow you to make contract calls. You can use any of the provided secret keys except the first 2 from the node and import them in MetaMask.

Then add the Hardhat Node to the Networks:

Network Name: Hardhat New RPC URL: http://127.0.0.1:8545/ Chain ID: 31337

Run project

navigate back to the root of the project.

In the project directory, you can run:

npm install

Installs all dependencies in /client, /login-provider and /server.

npm start

Runs the app in the development mode. Open http://localhost:3000 to view the proof-generation-tool in your browser. Open http://localhost:3002 to view the login-provider in your browser.