python/examples/manage_node_labels.py
Flavio Castelli 0a4b52a0aa
Add example about node label management
Show how to add/remove/change node labels.

Signed-off-by: Flavio Castelli <fcastelli@suse.com>
2017-07-05 12:51:21 +02:00

47 lines
1.2 KiB
Python

# Copyright 2016 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from pprint import pprint
from kubernetes import client, config
def main():
"""
Change labels of the "minikube" node:
- Add label "foo" with value "bar". This will overwrite the "foo" label
if it already exists.
- Remove the label "baz" from the node.
"""
config.load_kube_config()
api_instance = client.CoreV1Api()
body = {
"metadata": {
"labels": {
"foo": "bar",
"baz": None}
}
}
api_response = api_instance.patch_node("minikube", body)
pprint(api_response)
if __name__ == '__main__':
main()