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Chapter 1. Red Hat OpenShift Service on AWS CLI tools overview
A user performs a range of operations while working on Red Hat OpenShift Service on AWS such as the following:
- Managing clusters
- Building, deploying, and managing applications
- Managing deployment processes
- Creating and maintaining Operator catalogs
Red Hat OpenShift Service on AWS offers a set of command-line interface (CLI) tools that simplify these tasks by enabling users to perform various administration and development operations from the terminal. These tools expose simple commands to manage the applications, as well as interact with each component of the system.
1.1. List of CLI tools
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The following set of CLI tools are available in Red Hat OpenShift Service on AWS:
-
OpenShift CLI (
oc): This is the most commonly used CLI tool by Red Hat OpenShift Service on AWS users. It helps both cluster administrators and developers to perform end-to-end operations across Red Hat OpenShift Service on AWS using the terminal. Unlike the web console, it allows the user to work directly with the project source code using command scripts. -
Knative CLI (kn): The Knative (
kn) CLI tool provides simple and intuitive terminal commands that can be used to interact with OpenShift Serverless components, such as Knative Serving and Eventing. -
Pipelines CLI (tkn): OpenShift Pipelines is a continuous integration and continuous delivery (CI/CD) solution in Red Hat OpenShift Service on AWS, which internally uses Tekton. The
tknCLI tool provides simple and intuitive commands to interact with OpenShift Pipelines using the terminal. -
opm CLI: The
opmCLI tool helps the Operator developers and cluster administrators to create and maintain the catalogs of Operators from the terminal. -
ROSA CLI (
rosa): Use therosaCLI to create, update, manage, and delete Red Hat OpenShift Service on AWS clusters and resources.
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