Kubernetes Plugins¶

Kompose¶

Kompose is a conversion tool for Docker Compose to container orchestrators such as Kubernetes (or OpenShift).

Installation¶

curl -L https://github.com/kubernetes/kompose/releases/download/v1.34.0/kompose-linux-amd64 -o kompose

If you want to install Kompose on the other platform visit this link

Usage¶

Convert docker-compose yaml file into the K8S resource manifest

kompose convert -f compose.yaml

Apply resource

kubectl apply -f .

Get the list of pods that created by Kompose

kubectl get po

Krew¶

Krew is the plugin manager for kubectl command-line tool.

Installation¶

Copy and execute this code into your shell

macOS/Linux Bash/ZSH¶

(
  set -x; cd "$(mktemp -d)" &&
  OS="$(uname | tr '[:upper:]' '[:lower:]')" &&
  ARCH="$(uname -m | sed -e 's/x86_64/amd64/' -e 's/\(arm\)\(64\)\?.*/\1\2/' -e 's/aarch64$/arm64/')" &&
  KREW="krew-${OS}_${ARCH}" &&
  curl -fsSLO "https://github.com/kubernetes-sigs/krew/releases/latest/download/${KREW}.tar.gz" &&
  tar zxvf "${KREW}.tar.gz" &&
  ./"${KREW}" install krew
)

Documentation¶

Krew full documentation here

Graph¶

Install with Krew

Installation¶

kubectl krew install graph

Usage¶

Draw SVG of your cluster resource based on 'namespace' name

kubectl graph pods --field-selector status.phase=Running -n kube-system | dot -T svg -o pods.svg

Change your namespace name and try it again.