kubectl-print-env

A kubectl plugin for building config files from k8s environments

With kubectl-print-env, it is possible to create a config file from kubernetes resources. This plugin prints configs by parsing environment information about the specified resources. You can select the output format using the --output flag.

Installation

kubectl-print-env can be installed using Krew:

$ kubectl krew install print-env

or by downloading the binary from the releases page.

Alternatively, kubectl-print-env can be installed by running

$ go install github.com/pedrobarco/kubectl-print-env/cmd/kubectl-print-env

or by cloning this repository and running:

$ make build && sudo make install

Usage

When used as a kubectl plugin the command is kubectl print-env, and when used as a standalone executable it's kubectl-print-env.

kubectl print-env [(-o|--output=)dotenv|json|toml|yaml] (TYPE[.VERSION][.GROUP] [NAME] | TYPE[.VERSION][.GROUP]/NAME) [flags]

Examples:
  # Build a dotenv config file from a pod
  kubectl print-env pods my-pod

  # Build a JSON config file from a deployment, in the "v1" version of the "apps" API group
  kubectl print-env deployments.v1.apps my-deployment -o json

  # Build a YAML config file from a configmap
  kubectl print-env cm/my-configmap -o yaml

  # Build a TOML config file from a secret, decoding secret values
  kubectl print-env secret my-secret -o toml

Specification

This plugin supports the following resource types:

• ConfigMap
• Secret
• Pod
• Daemonset
• Replicaset
• Statefulset
• Deployment
• Job
• CronJob
• Service
• Ingress

NOTE: When running kubectl-print-env, only resources of this type will be checked