func CriticalIf(ctx context.Context, err error, errKind ...interface{}) {
	if err != nil {
		LogIf(ctx, "", err, errKind...)
		panic(ErrCritical)
	}
}

// FatalIf is similar to Fatal() but it ignores passed nil error
func FatalIf(err error, msg string, data ...interface{}) {
	if err == nil {
		return
	}
	fatal(err, msg, data...)

	}

	d.DisallowUnknownFields()
	if err := d.Decode(&rawPolicy); err != nil {
		return PostPolicyForm{}, err
	}

	parsedPolicy := PostPolicyForm{}

	// Parse expiry time.
	parsedPolicy.Expiration, err = time.Parse(time.RFC3339Nano, rawPolicy.Expiration)
	if err != nil {
		return PostPolicyForm{}, err
	}

	// Parse conditions.
	for _, val := range rawPolicy.Conditions {

}

func writeErrorResponse(w http.ResponseWriter, err error) {
	w.WriteHeader(http.StatusBadRequest)
	json.NewEncoder(w).Encode(map[string]string{
		"error": fmt.Sprintf("%v", err),
	})
}

type Result struct {
	Result bool `json:"result"`
}

func mainHandler(w http.ResponseWriter, r *http.Request) {
	body, err := io.ReadAll(r.Body)
	if err != nil {
		writeErrorResponse(w, err)
		return
	}

	var out bytes.Buffer

			}

			if e, ok := v.(error); !ok || e != nil {
				err = e
			}
		}

		if len(data.err) > 0 && err == nil {
			t.Errorf("callbacks tests #%v should got error %v, but not", idx+1, data.err)
		} else if len(data.err) == 0 && err != nil {
			t.Errorf("callbacks tests #%v should not got error, but got %v", idx+1, err)
		}

		if ok, msg := assertCallbacks(callbacks.Create(), data.results); !ok {

			if err != nil {
				t.Log(oi)
				t.Fatalf("%s : %s", instanceType, err.Error())
			}
		}

		oi, err := obj.DeleteObject(context.Background(), testCase.bucketName, testCase.pathToDelete, ObjectOptions{})
		if err != nil && !isErrObjectNotFound(err) {
			t.Log(oi)
			t.Errorf("Test %d: %s:  Expected to pass, but failed with: <ERROR> %s", i+1, instanceType, err)
			continue
		}

	if err != nil {
		return cfg, err
	}
	if rduration < 0 {
		return cfg, config.ErrInvalidBatchReplicationWorkersWait(nil)
	}

	kduration, err := time.ParseDuration(env.Get(EnvKeyRotationWorkersWait, kvs.GetWithDefault(KeyRotationWorkersWait, DefaultKVS)))
	if err != nil {
		return cfg, err
	}
	if kduration < 0 {
		return cfg, config.ErrInvalidBatchKeyRotationWorkersWait(nil)
	}

			mw := msgp.NewWriter(w)
			n, err := mw.Write(data[:])
			if err != nil {
				w.CloseWithError(err)
				return
			}
			if n != len(data) {
				w.CloseWithError(io.ErrShortWrite)
				return
			}
			for item := range m.opCh {
				err = item.EncodeMsg(mw)
				if err != nil {
					break
				}
			}
			mw.Flush()
			w.CloseWithError(err)
		}()
		return r
	}

	cfg := Config{}
	if err := config.CheckValidKeys(config.EtcdSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}

	endpoints := env.Get(EnvEtcdEndpoints, kvs.Get(Endpoints))
	if endpoints == "" {
		return cfg, nil
	}

	etcdEndpoints, etcdSecure, err := parseEndpoints(endpoints)
	if err != nil {
		return cfg, err
	}

	cfg.Enabled = true

				err := ChecksumMismatch{
					Want: r.contentHash.Encoded,
					Got:  base64.StdEncoding.EncodeToString(sum),
				}
				return n, err
			}
		}
	}
	if err != nil && err != io.EOF {
		if v, ok := err.(etag.VerifyError); ok {
			return n, BadDigest{
				ExpectedMD5:   v.Expected.String(),
				CalculatedMD5: v.Computed.String(),
			}
		}
	}
	return n, err
}

	deploymentID := ctxt.String("deployment-id")
	err := buildServerCtxt(ctxt, &globalServerCtxt)
	if err != nil {
		log.Fatalln(err)
	}
	handleCommonArgs(globalServerCtxt)
	pools, _, err := createServerEndpoints(globalMinioAddr, globalServerCtxt.Layout.pools, globalServerCtxt.Layout.legacy)
	if err != nil {
		log.Fatalln(err)
	}

	zipFile, err := os.Create("format.json.zip")
	if err != nil {