kubekey を Homebrew でインストール

プロジェクトリンク

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コマンドとエイリアス

• kk

プロジェクトの歴史

The public GitHub repository was created on March 19, 2020. KubeSphere documentation from the KubeKey installation guide refers to KubeKey version 1.0.1, and the repository README describes KubeKey as an open source lightweight task-flow execution tool that provides a flexible way to install Kubernetes.

The README says the 3.x line expanded KubeKey from a Kubernetes lifecycle-management tool into a task-execution tool with template management and multiple connection methods. The 4.x release packaging also includes web-installer assets, schema files, task templates, and offline package tooling.

採用の歴史

KubeKey adoption is tied closely to KubeSphere installation and lifecycle management. It became the path for installing Kubernetes alone or installing Kubernetes and KubeSphere together, especially for users who wanted all-in-one, multi-node, highly available, or offline setups.

The project is less broadly packaged than kubectx or kubelogin, but its Homebrew formula is useful for operators who want the kk binary installed through the same package manager as kubectl and other cluster tools.

使われ方

A common workflow is to run kk create config to generate config-sample.yaml, edit host and cluster settings, and then run kk create cluster -f config-sample.yaml. The repository documentation also covers node add/delete operations, certificate renewal, offline artifact export, image registry setup, and dependency packages.

KubeKey's configuration file can include host connection details, Kubernetes version, networking, registry mirrors, and add-ons. That makes it closer to an installer plus declarative cluster recipe than a single-purpose kubectl plugin.

パッケージ好きにとっての重要性

KubeKey is notable because it packages a full Kubernetes/KubeSphere installer as a single CLI binary. For package-manager users, kk sits in the same mental bucket as kubeadm wrappers and distribution installers: a bootstrap executable whose version controls a large amount of cluster state.

タイムライン

• 2020-03-19: Public GitHub repository created
• 2021: KubeSphere installation documentation referenced KubeKey version 1.0.1
• 2023: 3.x README described expansion from lifecycle management to task execution
• 2026-06-05: v4.0.5 release published

Related projects

• KubeSphere is the platform ecosystem for which KubeKey is an installer and lifecycle tool.
• kubeadm is listed among the repository topics and is part of the broader Kubernetes bootstrap context.
• Ansible is referenced by the README as an inspiration for KubeKey's task-flow design.

ソース

• https://api.github.com/repos/kubesphere/kubekey
• https://formulae.brew.sh/formula/kubekey
• https://github.com/kubesphere/kubekey
• https://github.com/kubesphere/kubekey/releases
• https://github.com/kubesphere/kubekey/tree/main/docs
• https://kubesphere.io/blogs/install-kubernetes-using-kubekey/