Message:    fmt.Sprintf("Error reading response. %s", err),
			StatusCode: http.StatusInternalServerError,
		}
	}

	return string(contentBytes), nil
}

func releaseInfoToReleaseTime(releaseInfo string) (releaseTime time.Time, err error) {
	// Split release of style minio.RELEASE.2019-08-21T19-40-07Z.<hotfix>
	nfields := strings.SplitN(releaseInfo, ".", 2)
	if len(nfields) != 2 {

	sha256Sum, err := hex.DecodeString(r.Form.Get(peerRESTSha256Sum))
	if err != nil {
		s.writeErrorResponse(w, err)
		return
	}
	releaseInfo := r.Form.Get(peerRESTReleaseInfo)

	lrTime, err := releaseInfoToReleaseTime(releaseInfo)
	if err != nil {
		s.writeErrorResponse(w, err)
		return
	}

	if lrTime.Sub(currentReleaseTime) <= 0 {