}
                        postcard.setHostname(systemHelper.getHostname());
                        postcard.setClustername(ping.getClusterName());
                        postcard.setClusterstatus(ping.getClusterStatus());
                    });
                } catch (final Exception e) {
                    logger.warn("Failed to send a test mail.", e);
                } finally {

                        // RED status should return non-zero status
                        return 2;
                    }

                    @Override
                    public String getClusterStatus() {
                        return "RED";
                    }
                };
                return response;
            }
        };

        SystemHelper systemHelper = new SystemHelper() {