flag.StringVar(&testContext.KubeConfig,clientcmd.RecommendedConfigPathFlag,"","Path to kubeconfig containing embedded authinfo.")
flag.StringVar(&testContext.KubeConfig,clientcmd.RecommendedConfigPathFlag,os.Getenv(clientcmd.RecommendedConfigPathEnvVar),"Path to kubeconfig containing embedded authinfo.")
flag.StringVar(&testContext.KubeContext,clientcmd.FlagContext,"","kubeconfig context to use/override. If unset, will use value from 'current-context'")
flag.StringVar(&testContext.KubeVolumeDir,"volume-dir","/var/lib/kubelet","Path to the directory containing the kubelet volumes.")
flag.StringVar(&testContext.CertDir,"cert-dir","","Path to the directory containing the certs. Default is empty, which doesn't use certs.")