Starting the Cobra Application

Overview

Up to this point, we’ve had to write all of the code to define the command-line interface for our programs. We’ve had to handle flags, environment variables, and the execution logic. Cobra is a popular framework for designing CLI applications, and in this chapter, we’ll use it to handle the user interface of our program. If we work with Go and CLI tools, then it’s likely that we’ll encounter Cobra. Many modern tools are built with Cobra, including Kubernetes, Openshift, Podman, Hugo, and Docker.

Cobra provides a library that allows us to design CLI applications ...