github.com/galamsiva2020/kubernetes-heapster-monitoring@v0.0.0-20210823134957-3c1baa7c1e70/metrics/sources/kubelet/configs.go (about) 1 // Copyright 2014 Google Inc. All Rights Reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package kubelet 16 17 import ( 18 "net/url" 19 "strconv" 20 21 "github.com/golang/glog" 22 kube_client "k8s.io/client-go/rest" 23 kube_config "k8s.io/heapster/common/kubernetes" 24 kubelet_client "k8s.io/heapster/metrics/sources/kubelet/util" 25 ) 26 27 const ( 28 APIVersion = "v1" 29 30 defaultKubeletPort = 10255 31 defaultKubeletHttps = false 32 defaultUseServiceAccount = false 33 defaultServiceAccountFile = "/var/run/secrets/kubernetes.io/serviceaccount/token" 34 defaultInClusterConfig = true 35 ) 36 37 func GetKubeConfigs(uri *url.URL) (*kube_client.Config, *kubelet_client.KubeletClientConfig, error) { 38 39 kubeConfig, err := kube_config.GetKubeClientConfig(uri) 40 if err != nil { 41 return nil, nil, err 42 } 43 opts := uri.Query() 44 45 kubeletPort := defaultKubeletPort 46 if len(opts["kubeletPort"]) >= 1 { 47 kubeletPort, err = strconv.Atoi(opts["kubeletPort"][0]) 48 if err != nil { 49 return nil, nil, err 50 } 51 } 52 53 kubeletHttps := defaultKubeletHttps 54 if len(opts["kubeletHttps"]) >= 1 { 55 kubeletHttps, err = strconv.ParseBool(opts["kubeletHttps"][0]) 56 if err != nil { 57 return nil, nil, err 58 } 59 } 60 61 glog.Infof("Using Kubernetes client with master %q and version %+v\n", kubeConfig.Host, kubeConfig.GroupVersion) 62 glog.Infof("Using kubelet port %d", kubeletPort) 63 64 kubeletConfig := &kubelet_client.KubeletClientConfig{ 65 Port: uint(kubeletPort), 66 EnableHttps: kubeletHttps, 67 TLSClientConfig: kubeConfig.TLSClientConfig, 68 BearerToken: kubeConfig.BearerToken, 69 } 70 71 return kubeConfig, kubeletConfig, nil 72 }