Kubernetes Context & Namespace Switcher For PowerShell, Works Like A Charm

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If you are stick with Kubernetes every day, you may know or consider shorthand expression of the kubectl.

I’m using the alias K, kubectx and kubens every day. But these scripts are not designed for PowerShell. So I tried to make the own version of each shorthand convention. Naturally, you can use below snippets to your other environments, including Windows.

Requirements

These modules require the PSFzf module and fzf binary for your operating system.

• You can install the fzf binary. Please refer https://github.com/junegunn/fzf#installation
• Then you can install PSfzf module with Install-Module -Scope CurrentUser PSFzf command.
• Also, the kubectl binary is required. Please refer https://kubernetes.io/docs/tasks/tools/install-kubectl/

The “K” Alias

Set-Alias k kubectl

The “Select-KubeContext” (a.k.a. kubectx)

function global:Select-KubeContext {
  [CmdletBinding()]
  [Alias('kubectx')]
  param (
    [parameter(Mandatory=$False,Position=0,ValueFromRemainingArguments=$True)]
    [Object[]] $Arguments
  )
  begin {
    if ($Arguments.Length -gt 0) {…