Imports k8s.io/apiserver/pkg/util/logs k8s.io/kubernetes/cmd/kube-controller-manager/app k8s.io/kubernetes/pkg/client/metrics/prometheus k8s.io/kubernetes/pkg/util/reflector/prometheus k8s.io/kubernetes/pkg/util/workqueue/prometheus k8s.io/kubernetes/pkg/version/prometheus Standard library imports fmt math/rand os time