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TL;DR

kubectl run

Run pods in Kubernetes. Specifies pod generator to avoid deprecation error in some K8S versions. More information: https://kubernetes.io/docs/reference/generated/kubectl/kubectl-commands#run.

  • Run an nginx pod and expose port 80:

kubectl run nginx-dev --image=nginx --port 80

  • Run an nginx pod, setting the TEST_VAR environment variable:

kubectl run nginx-dev --image=nginx --env="TEST_VAR=testing"

  • Show API calls that would be made to create an nginx container:

kubectl run nginx-dev --image=nginx --dry-run=none|server|client

  • Run an Ubuntu pod interactively, never restart it, and remove it when it exits:

kubectl run temp-ubuntu --image=ubuntu:22.04 --restart=Never --rm -- /bin/bash

  • Run an Ubuntu pod, overriding the default command with echo, and specifying custom arguments:

kubectl run temp-ubuntu --image=ubuntu:22.04 --command -- echo argument1 argument2 ...

This document was created using the contents of the tldr project.