Cloud Native Buildpacks Demo

Summary

The goal of this repo is to demonstrate how Cloud Native Buildpacks work. This was demo'ed at talk on Intro to Cloud Native Buildpacks that I gave at the CNCF Birmingham Meetup on 5th Feb 2020.

Prerequisites

In order to run this demo, you will need the following;

• docker
• pack

1st demo - building a nodejs app

This demo shows how a standard nodejs app can be built as a docker container without the need for an explicit dockerfile.

./demos/pack-nodejs.sh

2nd demo - rebuilding the nodejs app

This demo shows how the above nodejs app can be rebuilt without having to build all of the layers from scratch.

./demos/rebuild-nodejs.sh

3rd demo - rebase the nodejs app

This demo shows how the above nodejs app can be rebased to change the underlying base image using the same application that was previously rebuilt.

./demos/rebase-nodejs.sh

4th demo - what is a builder

This demo shows what is in an actual builder.

./demos/rebuild-nodejs.sh

5th demo - how to create buildpack

TODO: Implement this demo.

demo-magic

These demos were built using demo-magic, a very useful tool to help with fat-finger syndrome when doing live demos.