# 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 kubernetes import client, config
from kubernetes.client import configuration
# install pick using "pip install pick". It is not included
# as a dependency because it only used in examples
from pick import pick
def main():
contexts, active_context = config.list_kube_config_contexts()
if not contexts:
print("Cannot find any context in kube-config file.")
return
contexts = [context['name'] for context in contexts]
active_index = contexts.index(active_context['name'])
option, _ = pick(contexts, title="Pick the context to load",
default_index=active_index)
# Configs can be set in Configuration class directly or using helper
# utility
config.load_kube_config(context=option)
print("Active host is %s" % configuration.host)
v1 = client.CoreV1Api()
print("Listing pods with their IPs:")
ret = v1.list_pod_for_all_namespaces(watch=False)
for item in ret.items:
print(
"%s\t%s\t%s" %
(item.status.pod_ip,
item.metadata.namespace,
item.metadata.name))
if __name__ == '__main__':
main()