circleci-2.1-docker-example

This is an example project for building Docker images on CircleCI 2.1. This project covers:

• Building Docker images in Docker CI container
• Caching Docker image layers without using potential premium feature
• Testing Docker images using Docker Compose
• Pushing Docker images to Docker Hub Registry

Development Setup

The example application in this project is fairly simple. To launch the app, just run:

$ docker-compose up

Then, you will get Hello World! if you curl localhost:8000.

CircleCI Setup

You need to set the following environment variables on CircleCI UI:

• DOCKERHUB_USERNAME
• DOCKERHUB_PASSWORD

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