Hexagonal Architecture Cloud Function Example

References:

• Developing Evolutionary Architecture with AWS Lambda

Summary:

Inspired by Luca Mezzalira and his article Developing Evolutionary Architecture with AWS Lambda I created a Google Cloud Platform version.

• Google Cloud Function instead of AWS Lambda
• Datastore instead of DynamoDB

Dependencies

• Gcloud SDK set locally and authorised
• GCP Project setup for deploying to
• GCP Datastore enable and containing stocks data. See adapters/StocksDAO.js
• API_KEY for currency api at http://data.fixer.io

Run locally

Install deps

    npm install

Run locally

    npm start

Run Test

    npm test

Deploy to GCP

gcloud functions deploy stocksGET --runtime [YOUR_RUNTIME] --trigger-http

• Replace [YOUR_RUNTIME] with the name of the runtime you are using. I.E. nodejs14

For a complete list, see the gcloud reference.