Imports github.com/gorilla/mux github.com/sirupsen/logrus k8s.io/api/admission/v1beta1 k8s.io/api/core/v1 k8s.io/apimachinery/pkg/apis/meta/v1 k8s.io/apimachinery/pkg/runtime k8s.io/apimachinery/pkg/runtime/serializer sigs.k8s.io/yaml Standard library imports context crypto/tls encoding/json flag fmt io/ioutil net/http os os/signal strings syscall time