Imports github.com/blang/semver github.com/cenk/backoff github.com/google/go-cmp/cmp github.com/sirupsen/logrus k8s.io/api/core/v1 k8s.io/apimachinery/pkg/apis/meta/v1 k8s.io/client-go/kubernetes k8s.io/client-go/rest Standard library imports bytes crypto/hmac crypto/sha1 encoding/hex encoding/json fmt io/ioutil net/http os os/signal reflect strings syscall time