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kubectl run — Run pods in Kubernetes. Specifies pod generator to avoid deprecation error in some K8S versions. Mor

Submitted by: @import:tldr-pages··
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Problem

How to use the kubectl run command: Run pods in Kubernetes. Specifies pod generator to avoid deprecation error in some K8S versions. More information: <https://kubernetes.io/docs/reference/kubectl/generated/kubectl_run/>.

Solution

kubectl run — Run pods in Kubernetes. Specifies pod generator to avoid deprecation error in some K8S versions. More information: <https://kubernetes.io/docs/reference/kubectl/generated/kubectl_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 ...}}

Code Snippets

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 ...}}

Context

tldr-pages: common/kubectl run

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