Continuous Delivery with Docker and Jenkins

Docker commit

Let's start with an example and prepare an image with the Git and JDK toolkits. We will use Ubuntu 16.04 as a base image. There is no need to create it; most base images are available in the Docker Hub registry:

1. Run a container from the ubuntu:16.04 and connect it to its command line:

        $ docker run -i -t ubuntu:16.04 /bin/bash

We've pulled the ubuntu:16.04 image and run it as a container and then called the /bin/bash command in an interactive way (-i flag). You should see the terminal of the container. Since containers are stateful and writable, we can do anything we want in its terminal.

2. Install the Git toolkit:

        root@dee2cb192c6c:/# apt-get update        root@dee2cb192c6c:/# apt-get install -y git

3. Check if the Git toolkit is ...