szero

README

Temporarily scale down all deployments, statefulsets, and daemonsets in a namespace

What it does

Downscale all deployments, statefulsets, and daemonsets in a namespace to 0 replicas and back to their previous state. Useful when you need to tear everything down and bring it back in a namespace.

Install

Homebrew

notice: szero formula will no longer be available. Use the cask instead.

brew tap jadolg/homebrew-tap
brew install --cask szero

Debian/Ubuntu

wget -O - https://deb.akiel.dev/gpg.pub.key | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/akiel.gpg > /dev/null
sudo apt-add-repository deb "https://deb.akiel.dev/ all main"
sudo apt update
sudo apt install szero

Krew

note: When installing with krew, szero will only be available under kubectl szero.

kubectl krew install szero

Go

go install github.com/jadolg/szero/cmd/szero@latest

Releases

Or just download the desired one from releases and place it within your $PATH.

Usage

Downscale all deployments, statefulsets, and daemonsets in a namespace to 0 replicas:

szero down -n <namespace> -n <another_namespace>

Downscale all deployments skipping statefulsets and daemonsets:

szero down --namespace <namespace> --skip-statefulsets --skip-daemonsets

Upscale all deployments, statefulsets, and daemonsets in a namespace to their previous state:

szero up -n <namespace> -n <another_namespace>

Use a different kubeconfig file

szero down -n <namespace> --kubeconfig <path_to_kubeconfig>

Use a different context

szero down -n <namespace> --context <context_name>

Completions

Command line completions are available under the completions subcommand. For example, to enable bash completions, run:

source <(szero completion bash)

k9s plugins

Using k9s? You can use szero from within k9s as a plugin. To install copy the contents of the k9s-plugins.yaml file into your plugins file.