Imports k8s.io/apimachinery/pkg/apis/meta/v1 k8s.io/apimachinery/pkg/util/sets k8s.io/client-go/kubernetes k8s.io/client-go/rest k8s.io/apimachinery/pkg/version Standard library imports bytes encoding/json flag fmt io/ioutil log net net/http os sync syscall time os/signal