DOT-Files/Gentoo/gentooamd/home/user/.tldrc/tldr/pages/common/kubectl-set.md

kubectl set

Update fields of existing application resources. More information: https://kubernetes.io/docs/reference/kubectl/generated/kubectl_set/.

• Update the image of a container in a deployment:

kubectl set image {{[deploy|deployment]}}/{{deployment_name}} {{container_name}}={{image}}

• Update the image of all containers in a deployment:

kubectl set image {{[deploy|deployment]}}/{{deployment_name}} *={{image}}

• Set resource limits (CPU and memory) on a deployment:

kubectl set resources {{[deploy|deployment]}}/{{deployment_name}} --limits cpu={{cpu_limit}},memory={{memory_limit}}

• Set an environment variable on a deployment:

kubectl set env {{[deploy|deployment]}}/{{deployment_name}} {{variable_name}}={{value}}

• Remove an environment variable from a deployment:

kubectl set env {{[deploy|deployment]}}/{{deployment_name}} {{variable_name}}-

• Import environment variables from a secret or ConfigMap:

kubectl set env --from {{secret|configmap}}/{{resource_name}} {{[deploy|deployment]}}/{{deployment_name}}

• Update the service account of a deployment:

kubectl set {{[sa|serviceaccount]}} {{[deploy|deployment]}}/{{deployment_name}} {{service_account_name}}