Running a Docker registry

In this recipe, we are going to publish our adderservice container that we in the last recipe to our own private Docker registry.

Getting ready

To get setup for this recipe we need to pull the official Docker registry container.

We do this by running the following:

$ docker pull registry

This recipe uses the code from the previous recipe, Building a container for a Node.js process.

If we haven't already done so, we'll need to build the the adderservice image from the previous recipe:

$ cd micro/adderservice
$ docker build -t adderservice 

Finally, we need the openssl command-line tool available, which should be installed with our preferred package manager (for example, brew if we are using a Mac).

How to do it...

Let's start a Docker registry container (we pulled the Docker registry container in the Getting Ready section of this recipe) with the following command:

$ docker run -d -p 5000:5000 --name registry registry:2 

If we now issue a docker ps command, we can see that...