objectAPI, _ := validateAdminReq(ctx, w, r, policy.ServerUpdateAdminAction)
	if objectAPI == nil {
		return
	}

	if globalInplaceUpdateDisabled || currentReleaseTime.IsZero() {
		// if MINIO_UPDATE=off - inplace update is disabled, mostly in containers.
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrMethodNotAllowed), r.URL)
		return
	}

	vars := mux.Vars(r)
	updateURL := vars["updateURL"]