kuo

A kubernetes plugin that operates multiple contexts.

Installation

$ make install

Usage

Setup .kuoconfig

Register contexts to be operated simultaneously.

$ kubectl kuo set cluster1 cluster2

set .kuoconfig: [cluster1 cluster2]

Execute kubectl in multiple contexts

$ kubectl kuo get node

======== cluster1 ========
NAME    STATUS   ROLES           AGE   VERSION
chino   Ready    control-plane   25d   v1.25.4+k0s
maya    Ready    <none>          25d   v1.25.4+k0s
megu    Ready    <none>          25d   v1.25.4+k0s
======== cluster2 ========
NAME       STATUS   ROLES           AGE    VERSION
minikube   Ready    control-plane   122m   v1.25.3

Execute kubectl subcommand with configured contexts

Execute in the form kubectl kuo [tuimode] [kubectl-subcommand] [flags].

Basic

$ kubectl kuo get node -o wide

======== cluster1 ========
NAME    STATUS   ROLES           AGE   VERSION       INTERNAL-IP      EXTERNAL-IP   OS-IMAGE             KERNEL-VERSION      CONTAINER-RUNTIME
chino   Ready    control-plane   26d   v1.25.4+k0s   10.x.y.124       <none>        Ubuntu 22.04.1 LTS   xxxxxxxxxxxxxxxxx   containerd://x.y.z
maya    Ready    <none>          26d   v1.25.4+k0s   10.x.y.88        <none>        Ubuntu 22.04.1 LTS   xxxxxxxxxxxxxxxxx   containerd://x.y.z
megu    Ready    <none>          26d   v1.25.4+k0s   10.x.y.112       <none>        Ubuntu 22.04.1 LTS   xxxxxxxxxxxxxxxxx   containerd://x.y.z
======== cluster2 ========
NAME       STATUS   ROLES           AGE   VERSION   INTERNAL-IP    EXTERNAL-IP   OS-IMAGE               KERNEL-VERSION   CONTAINER-RUNTIME
minikube   Ready    control-plane   22h   v1.25.3   192.x.y.2      <none>        Buildroot 2021.02.12   x.y.z            docker://x.y.z

Use TuiMode

Tui mode provides a tui-like interface. tui mode is optional flag. This is an experimental feature.

• v Displayed vertically split.
• h Displayed horizontally split.

$ kubectl kuo v get node

┌─Default─────────────────────────────────────────────┐┌─minikube─────────────────────────────────────────────┐
│NAME    STATUS   ROLES           AGE   VERSION       ││NAME       STATUS   ROLES           AGE     VERSION   │
│chino   Ready    control-plane   32d   v1.25.4+k0s   ││minikube   Ready    control-plane   6d23h   v1.25.3   │
│maya    Ready    <none>          32d   v1.25.4+k0s   ││                                                      │
│megu    Ready    <none>          32d   v1.25.4+k0s   ││                                                      │
│                                                     ││                                                      │
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└─────────────────────────────────────────────────────┘└──────────────────────────────────────────────────────┘