kubectl-label
Edit Kubernetes resources.
TLDR
Label a pod
$ kubectl label pod [pod_name] [key]=[value]
Update a pod label by overwriting the existing value
$ kubectl label --overwrite [pod_name] [key]=[value]
Label all pods in the namespace
$ kubectl label pods --all [key]=[value]
Label pod identified by pod definition file
$ kubectl label -f [pod_defination_file] [key]=[value]
Remove the label from a pod
$ kubectl label pod [pod_name] [key]-