openshift-cli を Homebrew, chocolatey, MacPorts, zypper でインストール

プロジェクトリンク

• ホームページ
• リポジトリ
• 上流ドキュメント
• パッケージマネージャページ

コマンドとエイリアス

• oc

プロジェクトの歴史

OpenShift began as Red Hat's platform-as-a-service effort before the Kubernetes era. Red Hat's 10-year retrospective says OpenShift existed as a beta public cloud service before the OpenShift 1.0 launch at AWS re:Invent 2012, and later evolved toward hybrid cloud and Kubernetes-based infrastructure.

`oc` became the everyday terminal interface for that platform. The `openshift/oc` repository describes it as the OpenShift command line, part of OKD, built on top of `kubectl` while adding commands that simplify interaction with an OpenShift cluster.

採用の歴史

Because OpenShift is sold, hosted, and supported across self-managed and managed environments, `oc` is distributed through Red Hat downloads, cluster web consoles, RPMs, Homebrew, and other package managers. Red Hat documentation explicitly treats it as the CLI for working directly with project source code, scripting operations, and managing projects when the web console is unavailable.

The OKD community documentation mirrors the same installation and usage flow, reflecting `oc`'s role across both the commercial OpenShift Container Platform and the community distribution.

使われ方

Operators use `oc login`, `oc get`, `oc apply`, `oc adm`, and release/admin subcommands to inspect and change clusters. Developers use it to create projects, deploy applications, view logs, expose services, manage builds, and script OpenShift workflows.

The CLI reads the same kubeconfig-style credentials location used by Kubernetes clients, which lets it fit into the broader Kubernetes tooling ecosystem while still exposing OpenShift-specific commands such as project and app helpers.

パッケージ好きにとっての重要性

`oc` is a good example of a package whose name, executable, and upstream identity differ: Homebrew packages `openshift-cli`, the executable is `oc`, and the GitHub repository is `openshift/oc`. It also shows how Kubernetes platform vendors package a superset CLI rather than asking users to compose many separate tools.

タイムライン

• 2012: OpenShift 1.0 launched after an earlier beta public cloud service.
• 2018-08-03: Red Hat announced the OKD name for the OpenShift Origin community distribution.
• 2019-05-28: The public `openshift/oc` GitHub repository was created.
• OpenShift 4.x: Red Hat documentation packages `oc` as a standard CLI tool downloadable for Linux, Windows, macOS, RPM-based installs, and Homebrew.

Related projects

• `oc` is closely related to Kubernetes `kubectl`, OKD, OpenShift Container Platform, OpenShift release tooling, and Red Hat's broader OpenShift managed-service offerings.

ソース

• https://api.github.com/repos/openshift/oc
• https://docs.okd.io/latest/cli_reference/openshift_cli/getting-started-cli.html
• https://docs.redhat.com/en/documentation/openshift_container_platform/4.11/html/cli_tools/openshift-cli-oc
• https://formulae.brew.sh/api/formula/openshift-cli.json
• https://formulae.brew.sh/formula/openshift-cli
• https://github.com/openshift/oc
• https://www.redhat.com/en/blog/okd310release
• https://www.redhat.com/en/blog/paas-kubernetes-cloud-services-looking-back-10-years-red-hat-openshift