Is the docker package available for Red Hat Enterprise Linux 8 and 9?

Solution Verified - Updated -

Environment

  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9

Issue

  • I can't find the docker package in RHEL 8 and 9
  • The docker package is not available from the Red Hat repositories

Resolution

  • The docker package is not shipped or supported by Red Hat for Red Hat Enterprise Linux (RHEL) 8 and (RHEL) 9. The docker container engine is replaced by a suite of tools in the Container Tools module.

  • The podman container engine replaced docker as the preferred, maintained, and supported container runtime of choice for Red Hat Enterprise Linux 8 and 9 systems. Podman provides a docker compatible command line experience enabling users to find, run, build, and share containers. Podman uses Buildah and Skopeo as libraries for the build and push.

  • The buildah utility replaced docker build as the preferred, maintained, and supported container images build tool in Red Hat Enterprise Linux 8 and 9 systems.

  • The skopeo utility replaced docker push as the preferred, maintained and supported utility for moving container images between registries, and container engines.

  • For an overview of all of these tools for RHEL 8 please see: Building, running and managing containers - Chapter 1. Starting with containers

  • Follow up required for the same in RHEL 9 is : Building, running and managing containers - Chapter 1. Starting with containers

Root Cause

  • The docker package has been replaced by the container-tools module

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5 Comments

It looks like the links in this article are now broken.

Sorry about that, Kurt. I've updated the links to the GA docs, note that the container command line reference moved from chapter 8 from the beta docs to chapter 7 in the GA docs.

Thank you!

Is it safe to say buildah replaced docker compose?

Buildah is used for building container images. It has the ability to consume existing Dockerfiles, but it also allows for extending/scripting the image building process. Check out the following pages for a good introduction to the tool:

https://www.projectatomic.io/blog/2017/06/introducing-buildah/ https://github.com/containers/buildah/blob/master/docs/tutorials/01-intro.md