Tutorial by Topics: dockerfile

Dockerfiles are files used to programatically build Docker images. They allow you to quickly and reproducibly create a Docker image, and so are useful for collaborating. Dockerfiles contain instructions for building a Docker image. Each instruction is written on one row, and is given in the form &l...

Base image declaration (FROM) Metadata (e.g. MAINTAINER, LABEL) Installing system dependencies (e.g. apt-get install, apk add) Copying app dependencies file (e.g. bower.json, package.json, build.gradle, requirements.txt) Installing app dependencies (e.g. npm install, pip install) Copying en...