Mastering Spring Boot 2.0

Writing Dockerfile

Dockerfile is sometimes called the Docker build file. It is a simple text file that has a set of commands that the Docker client calls at the time of image creation. Dockerfile automates the Docker image creation process. The Dockerfile commands are almost identical to their equivalent Linux commands. So, there is no special syntax required for this build file, you can easily create your own Dockerfile to build Docker containers.

Docker uses Dockerfile to build a Docker image, and you can define all required dependencies and steps to run the Docker image inside your container. How to access resources, such as storage and network interfaces, can be defined in this Dockerfile. You can also virtualize disk drives inside this ...