• Installation
  • Install Volta
  • Install cloudflare Wrangler
  • Create new cloudflare worker project by CLI
  • Install eslint
• List of workers in this project
  • worker-test
    • KV Binding - Expose URL to interact with KV
    • Cron run scheduled action
    • Library
  • worker-D1-integration
    • Library

To install Volta, follow these steps:

1. Visit the Volta website and download the installer for your operating system.

2. Run the installer and follow the on-screen instructions to complete the installation.

3. Verify that Volta is installed by opening a new terminal window and running the following command:

   volta --version

   If the command displays the version number, Volta has been successfully installed.

4. You're now ready to use Volta for managing your project's Node.js version!

5. Pin Node Project version: volta pin [email protected]

Skip this if your project already installed Wrangler

npm install @cloudflare/wrangler --save-dev

update Wrangler

npm install wrangler@latest

cd {SOURCE}/cloudflare-worker

npm create cloudflare@latest {project-name}

npm install eslint

npx eslint --init

Enpoint: /test-kv

Method:

• GET: /test-kv?key=key-to-get-value

  • Get the value of provided key

• POST: /test-kv

  • Payload in form-data

  {
      "key1": "value1",
      "key2": "value2"
  }

  • data in form will be stored in KV

• DELETE: /test-kv?key=key-to-delete

  • Delete the key-value of provided key

Endpoint: /redirect?url=redirect-url

Method:

• ALL: /redirect?url=https%3A%2F%2Fmy.mingne.dev
  • should escape redirected url

Lear how to setup cron run schedule action in this sample worker

• Schedule Code
• Cron setup

• Router library: ITTY-ROUTER

Create Rest API with Hono and integrate with D1 Database (a cloudflare serverless database)

• Setup Hono API App

  app.route('/sample', router.sample);
  app.route('/auth', router.auth);
  app.route('/api', router.api);
  
  
  export default app

• Add Secret key environment in {SOURCE}/worker-d1/.dev.vars file

  JWT_SECRET='dev-ne'

• Deploy key to Cloudflare worker

  npx wrangler secret put JWT_SECRET

• Setup JWT Authention middleware for /api/*

  use JWT and get it from cookies

  // * add JWT Authentification middleware
  app.use(
      '/api/*',
      async (c, next) => {
          const jwtMiddleware = jwt({
              secret: c.env.JWT_SECRET,
              cookie: 'token',
          });
          return jwtMiddleware(c, next)
      }
  )

• Update D1 Database Configuration in wrangler.toml

• Database Schema SQL: Schema

  # migrate database
  cd {SOURCE}/cloudflare-worker/worker-d1
  
  # yarn dev-d1-migrate # (for local environment)
  yarn d1-migrate

• Hono
• ZOD Validator