Kubernetes API : add label to pod

Question

With command, I can add label as below

kubectl label pod POD_NAME KEY1=VALUE1

How could I do that from kubernetes API?

I guess it c

Answer 1

Set content-type to application/json-patch+json and specify the patch in http://jsonpatch.org format.

$ cat > patch.json <<EOF
[ 
 { 
 "op": "add", "path": "/metadata/labels/hello", "value": "world" 
 } 
]
EOF
$ curl --request PATCH --data "$(cat patch.json)" -H "Content-Type:application/json-patch+json" https://$KUBERNETES_SERVICE_HOST:$KUBERNETES_PORT_443_TCP_PORT/api/v1/namespaces/$POD_NAMESPACE/pods/$POD_NAME