diff --git a/examples/in-cluster/main.go b/examples/in-cluster/main.go new file mode 100644 index 00000000..d7858761 --- /dev/null +++ b/examples/in-cluster/main.go @@ -0,0 +1,47 @@ +/* +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. +*/ + +package main + +import ( + "fmt" + "time" + + "k8s.io/client-go/1.4/kubernetes" + "k8s.io/client-go/1.4/pkg/api" + "k8s.io/client-go/1.4/rest" +) + +func main() { + // creates the in-cluster config + config, err := rest.InClusterConfig() + if err != nil { + panic(err.Error()) + } + // creates the clientset + clientset, err := kubernetes.NewForConfig(config) + if err != nil { + panic(err.Error()) + } + for { + pods, err := clientset.Core().Pods("").List(api.ListOptions{}) + if err != nil { + panic(err.Error()) + } + fmt.Printf("There are %d pods in the cluster\n", len(pods.Items)) + time.Sleep(10 * time.Second) + } +} diff --git a/examples/out-of-cluster/main.go b/examples/out-of-cluster/main.go new file mode 100644 index 00000000..50875d14 --- /dev/null +++ b/examples/out-of-cluster/main.go @@ -0,0 +1,53 @@ +/* +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. +*/ + +package main + +import ( + "flag" + "fmt" + "time" + + "k8s.io/client-go/1.4/kubernetes" + "k8s.io/client-go/1.4/pkg/api" + "k8s.io/client-go/1.4/tools/clientcmd" +) + +var ( + kubeconfig = flag.String("kubeconfig", "./config", "absolute path to the kubeconfig file") +) + +func main() { + flag.Parse() + // uses the current context in kubeconfig + config, err := clientcmd.BuildConfigFromFlags("", *kubeconfig) + if err != nil { + panic(err.Error()) + } + // creates the clientset + clientset, err := kubernetes.NewForConfig(config) + if err != nil { + panic(err.Error()) + } + for { + pods, err := clientset.Core().Pods("").List(api.ListOptions{}) + if err != nil { + panic(err.Error()) + } + fmt.Printf("There are %d pods in the cluster\n", len(pods.Items)) + time.Sleep(10 * time.Second) + } +}