Defining Our First Custom Image
Learn how to use Dockerfile to build your own Rails image.
We'll cover the following...
We'll cover the following...
Build image
The process of generating an image from a Dockerfile is called building an image. We do that with the docker build
command, which has the following format:
$ docker build [options] path/to/build/directory
If we are in the directory containing our Dockerfile and project file, we can use the following command:
$ docker build .
To name the image, we use -t
option: